/* ============================================
   PremFixer - Bicycle Fastener Solutions
   Design: Professional Industrial + Blue Accent
   Inspired by industry-leading fastener manufacturers
   Primary: #0f172a / Accent: #2563eb
   ============================================ */

:root {
    --pf-black: #0b0d10;
    --pf-graphite: #111418;
    --pf-panel: #171b20;
    --pf-panel-2: #20262d;
    --pf-steel: #9aa4b2;
    --pf-line: rgba(154, 164, 178, 0.22);
    --pf-line-strong: rgba(154, 164, 178, 0.38);
    --pf-ink: #f4f7fb;
    --pf-muted: #aab3c0;
    --pf-dim: #6f7a88;
    --pf-cobalt: #2f6fed;
    --pf-cobalt-strong: #1f58c7;
    --pf-amber: #c88a2b;

    --primary-bg: var(--pf-black);
    --secondary-bg: var(--pf-panel);
    --dark-bg: var(--pf-graphite);
    --accent: var(--pf-cobalt);
    --accent-dark: var(--pf-cobalt-strong);
    --accent-light: #6ea0ff;
    --accent-glow: rgba(37, 99, 235, 0.15);
    --accent-subtle: rgba(37, 99, 235, 0.08);

    --text-primary: #ffffff;
    --text-secondary: var(--pf-muted);
    --text-muted: var(--pf-dim);
    --text-light: #e2e8f0;
    --text-white: #ffffff;

    --border-color: var(--pf-line);
    --border-light: rgba(154, 164, 178, 0.16);
    --card-bg: var(--pf-panel);
    --card-hover: var(--pf-panel-2);

    --header-bg: transparent;
    --header-bg-scrolled: rgba(11, 13, 16, 0.92);
    --header-text: #ffffff;
    --header-text-muted: rgba(255, 255, 255, 0.7);
    --header-border: transparent;
    --header-shadow: none;
    --header-shadow-scrolled: 0 2px 20px rgba(0, 0, 0, 0.3);

    --hero-header-text: #ffffff;
    --hero-header-bg: transparent;
    --hero-header-border: rgba(255, 255, 255, 0.1);
    --hero-header-shadow: none;

    --font-family: 'Inter', 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    --container-max: 1200px;
    --container-narrow: 900px;
    --header-height: 88px;
    --header-height-scrolled: 58px;

    --font-h1: 3.25rem;
    --font-h2: 2.25rem;
    --font-h3: 1.5rem;
    --font-h4: 1.125rem;
    --font-body: 1rem;
    --font-small: 0.875rem;

    --radius-sm: var(--radius-button);
    --radius-md: var(--radius-panel);
    --radius-lg: var(--radius-media);

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.3);
    --shadow-hover: 0 10px 40px rgba(0, 0, 0, 0.4), 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 30px rgba(37, 99, 235, 0.15);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.4);

    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    --motion-fast: 160ms;
    --motion-normal: 240ms;
    --ease-industrial: cubic-bezier(0.16, 1, 0.3, 1);

    --radius-label: 2px;
    --radius-button: 4px;
    --radius-panel: 6px;
    --radius-media: 8px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-padding-top: var(--header-height);
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
    }
}

body {
    font-family: var(--font-family);
    color: var(--text-primary);
    background: var(--primary-bg);
    font-size: var(--font-body);
    line-height: 1.7;
    overflow-x: hidden;
}

a { color: var(--accent); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--accent-dark); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
.container { max-width: var(--container-max); margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: var(--container-narrow); margin: 0 auto; padding: 0 24px; }

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.25;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}
h1 { font-size: var(--font-h1); }
h2 { font-size: var(--font-h2); }
h3 { font-size: var(--font-h3); }
h4 { font-size: var(--font-h4); }

.section-title {
    text-align: center;
    margin-bottom: 12px;
    color: var(--text-primary);
}
.section-title::after {
    content: '';
    display: block;
    width: 50px;
    height: 3px;
    background: var(--accent);
    margin: 16px auto 0;
    border-radius: 2px;
}
.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 48px;
    font-size: 1.05rem;
}

/* Skip Link */
.skip-link {
    position: absolute;
    top: -100px;
    left: 16px;
    background: var(--accent);
    color: #fff;
    padding: 8px 16px;
    z-index: 10000;
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: top var(--transition-fast);
}
.skip-link:focus { top: 8px; }

/* Focus */
a:focus-visible, button:focus-visible,
input:focus-visible, select:focus-visible, textarea:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: 2px solid transparent;
    border-radius: var(--radius-sm);
    text-align: center;
    position: relative;
    overflow: hidden;
}
.btn-sm { padding: 8px 20px; font-size: 0.8rem; }
.btn-lg { padding: 16px 40px; font-size: 1rem; }

.btn-primary {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}
.btn-primary:hover {
    background: var(--accent-dark);
    border-color: var(--accent-dark);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.3);
}

.btn-outline {
    background: transparent;
    border-color: var(--border-color);
    color: var(--text-primary);
}
.btn-outline:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-subtle);
    transform: translateY(-2px);
}

.btn-light {
    background: #fff;
    color: var(--accent);
    font-weight: 700;
}
.btn-light:hover {
    background: #f1f5f9;
    color: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.btn-outline-light {
    background: transparent;
    border-color: rgba(255, 255, 255, 0.5);
    color: #fff;
}
.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: #fff;
    color: #fff;
    transform: translateY(-2px);
}

.btn-white {
    background: #fff;
    color: var(--text-primary);
    font-weight: 700;
    border-color: #fff;
}
.btn-white:hover {
    background: #f1f5f9;
    color: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

/* Badges */
.badge {
    display: inline-block;
    padding: 3px 10px;
    font-size: 0.63rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    border-radius: 2px;
    line-height: 1.5;
}
.badge-accent { background: rgba(37, 99, 235, 0.12); color: var(--accent); border: none; }
.badge-outline { background: transparent; border: 1px solid var(--border-color); color: var(--text-muted); }
.badge-dark { background: rgba(255, 255, 255, 0.06); color: var(--text-secondary); border: 1px solid var(--border-color); }

/* ============================================
   HEADER - Professional Dark Theme
   ============================================ */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: transparent;
    transition: background var(--motion-normal) var(--ease-industrial), box-shadow var(--motion-normal) var(--ease-industrial);
}
.site-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: rgba(255, 255, 255, 0.06);
    transition: background 0.4s ease;
}
.site-header.scrolled {
    background: var(--header-bg-scrolled);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 var(--pf-line);
}
.site-header.scrolled::after {
    background: rgba(255, 255, 255, 0.08);
}

/* Nav container -the flex row */
.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: var(--header-height);
    transition: height 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}
.site-header.scrolled .nav-container { height: var(--header-height-scrolled); }

/* Logo */
.logo a { display: flex; align-items: center; }
.logo-img {
    height: 36px;
    width: auto;
    transition: height 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}
.site-header.scrolled .logo-img { height: 28px; }

/* Right side group */
.nav-right { display: flex; align-items: center; gap: 28px; }

/* Primary Menu */
.primary-menu { display: flex; gap: 2px; align-items: center; }
.primary-menu > li { position: relative; }
.primary-menu > li > a {
    display: flex;
    align-items: center;
    height: var(--header-height);
    padding: 0 14px;
    color: rgba(255, 255, 255, 0.78);
    font-size: 0.78rem;
    font-weight: 650;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    transition: color var(--motion-fast) ease, height var(--motion-normal) var(--ease-industrial);
    white-space: nowrap;
    position: relative;
}
.primary-menu > li > a::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: calc(100% - 28px);
    height: 1px;
    background: var(--accent);
    transition: transform var(--motion-fast) ease;
}
.primary-menu > li > a:hover { color: #fff; }
.primary-menu > li > a:hover::before { transform: translateX(-50%) scaleX(1); }
.primary-menu > li > a.active { color: var(--accent-light); }
.primary-menu > li > a.active::before { transform: translateX(-50%) scaleX(1); }
.site-header.scrolled .primary-menu > li > a { height: var(--header-height-scrolled); font-size: 0.72rem; }

/* Dropdown arrow */
.has-submenu > a::after {
    content: '';
    display: inline-block;
    width: 5px; height: 5px;
    border-right: 1.5px solid currentColor;
    border-bottom: 1.5px solid currentColor;
    transform: rotate(45deg);
    margin-left: 5px;
    margin-top: -1px;
    opacity: 0.6;
    transition: transform 0.25s ease, opacity 0.25s ease;
}
.has-submenu:hover > a::after { transform: rotate(-135deg); margin-top: 2px; opacity: 1; }

/* Dropdown / Sub-menu */
.sub-menu {
    visibility: hidden;
    opacity: 0;
    transform: translateY(10px);
    position: absolute;
    top: calc(100% - 4px);
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background: var(--pf-graphite);
    min-width: 260px;
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.36), 0 0 0 1px var(--pf-line);
    padding: 8px 0;
    z-index: 1001;
    border-radius: var(--radius-panel);
    transition: opacity var(--motion-fast) ease, transform var(--motion-fast) ease, visibility var(--motion-fast) ease;
}
.primary-menu > .has-submenu:hover > .sub-menu,
.primary-menu > .has-submenu:focus-within > .sub-menu {
    visibility: visible;
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}
.sub-menu li a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 22px;
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.82rem;
    font-weight: 400;
    transition: color var(--motion-fast) ease, background var(--motion-fast) ease, padding-left var(--motion-fast) ease;
    white-space: nowrap;
}
.sub-menu li a:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.04);
    padding-left: 26px;
}
.sub-menu-sep {
    height: 1px;
    background: rgba(255, 255, 255, 0.08);
    margin: 6px 16px;
    pointer-events: none;
}

/* ============================================
   MEGA MENU
   ============================================ */

/* Backdrop overlay */
.nav-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.36);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    pointer-events: none;
}
.nav-backdrop.visible {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

/* Mega menu container */
.has-mega-menu { position: relative; }
.mega-menu {
    visibility: hidden;
    opacity: 0;
    transform: translateY(8px);
    position: absolute;
    top: calc(100% - 4px);
    left: 50%;
    transform: translateX(-50%) translateY(8px);
    background: var(--pf-graphite);
    border: 1px solid var(--pf-line-strong);
    border-radius: var(--radius-panel);
    box-shadow: 0 18px 48px rgba(0, 0, 0, 0.42);
    z-index: 1002;
    padding: 0;
    min-width: 520px;
    transition: opacity var(--motion-fast) ease, transform var(--motion-fast) ease, visibility var(--motion-fast) ease;
}
.mega-menu.mega-open {
    visibility: visible;
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* Mega inner row */
.mega-inner {
    display: flex;
    gap: 0;
    padding: 26px 30px 22px;
}

/* Mega columns */
.mega-col {
    flex: 1;
    min-width: 140px;
    padding: 0 20px;
    border-right: 1px solid var(--pf-line);
}
.mega-col:last-child {
    border-right: none;
}

/* Mega column heading */
.mega-heading {
    font-size: 0.6rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--pf-dim);
    margin: 0 0 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--pf-line);
}

/* Mega column links */
.mega-col ul { list-style: none; padding: 0; margin: 0; }
.mega-col li { margin: 0; }
.mega-col li a {
    display: block;
    padding: 7px 0;
    color: var(--pf-muted);
    font-size: 0.8rem;
    font-weight: 400;
    text-decoration: none;
    transition: color var(--motion-fast) ease, padding-left var(--motion-fast) ease;
    white-space: nowrap;
}
.mega-col li a:hover {
    color: #fff;
    padding-left: 6px;
}

/* Mega separator line */
.mega-sep {
    height: 1px;
    background: var(--pf-line);
    margin: 8px 0;
    pointer-events: none;
}

/* Mega footer bar */
.mega-footer {
    padding: 12px 32px;
    border-top: 1px solid var(--pf-line);
    background: rgba(255, 255, 255, 0.025);
    border-radius: 0 0 var(--radius-panel) var(--radius-panel);
    text-align: center;
}
.mega-cta {
    font-size: 0.74rem;
    font-weight: 600;
    color: var(--accent-light);
    text-decoration: none;
    transition: color 0.2s ease;
    letter-spacing: 0.04em;
}
.mega-cta:hover { color: #6db3ff; }

/* Mega menu -Products: set wider for 4-column layout */
#mega-products { min-width: 740px; }

/* Products Paths column -narrower (3 items) */
.mega-col-products-paths { flex: 0.8; }

/* By Application column -wider (8 items with longer text) */
.mega-col-app { flex: 1.3; }

/* Product Path links -slightly bolder */
.mega-path-link {
    font-weight: 600 !important;
    color: var(--pf-ink) !important;
}
.mega-path-link:hover { color: #fff !important; }

/* RFQ link -gold accent */
.mega-path-rfq { color: var(--pf-amber) !important; }
.mega-path-rfq:hover { color: #e0a448 !important; }

/* Technical Series code badge */
.mega-series-code {
    display: inline-block;
    min-width: 34px;
    margin-right: 6px;
    text-align: center;
    font-size: 0.58rem;
    font-weight: 700;
    color: var(--pf-cobalt);
    background: rgba(47, 111, 237, 0.10);
    border: 1px solid rgba(47, 111, 237, 0.22);
    border-radius: var(--radius-label);
    padding: 1px 4px;
    line-height: 1.4;
}

/* Active mega menu parent link */
.has-mega-menu.mega-open > a { color: #fff; }
.has-mega-menu.mega-open > a::before { transform: translateX(-50%) scaleX(1); }

/* Header Icons */
.header-icons { display: flex; gap: 4px; align-items: center; }
.header-icons a:not(.btn-nav-cta) {
    display: flex; align-items: center; justify-content: center;
    width: 34px; height: 34px;
    color: rgba(255, 255, 255, 0.55);
    transition: all 0.25s ease;
    border-radius: 6px;
}
.header-icons a:not(.btn-nav-cta):hover { color: #fff; background: rgba(255, 255, 255, 0.08); }
.header-icons svg { width: 17px; height: 17px; }

/* Nav CTA button */
.btn-nav-cta {
    display: inline-flex; align-items: center; justify-content: center;
    height: 34px; padding: 0 18px;
    background: var(--accent);
    color: #fff;
    font-size: 0.72rem; font-weight: 600;
    text-transform: uppercase; letter-spacing: 1px;
    border-radius: var(--radius-button);
    text-decoration: none;
    white-space: nowrap;
    transition: background var(--motion-fast) ease, transform var(--motion-fast) ease, height var(--motion-normal) var(--ease-industrial), font-size var(--motion-normal) var(--ease-industrial);
    width: auto;
}
.btn-nav-cta:hover { background: var(--accent-dark); color: #fff; }
.btn-nav-cta:active { transform: translateY(1px); }
.site-header.scrolled .btn-nav-cta { height: 30px; font-size: 0.68rem; padding: 0 14px; }

/* Mobile Toggle */
.mobile-toggle {
    display: none;
    background: none; border: none; cursor: pointer;
    padding: 10px 6px; flex-direction: column; gap: 5px; z-index: 1001;
}
.mobile-toggle span {
    display: block; width: 24px; height: 2px;
    background: rgba(255, 255, 255, 0.8);
    transition: all 0.3s ease; border-radius: 2px; transform-origin: center;
}
.mobile-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.mobile-toggle.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.mobile-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

.mobile-overlay {
    display: none; position: fixed; inset: 0;
    background: rgba(0,0,0,0.4); z-index: 998;
    opacity: 0; transition: opacity 0.3s ease;
}
.mobile-overlay.visible { display: block; opacity: 1; }

/* ============================================
   HERO SECTION
   ============================================ */
.hero-section {
    position: relative;
    height: 88vh;
    min-height: 560px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; }
.hero-image { position: absolute; inset: 0; }
.hero-image img {
    width: 100%; height: 100%;
    object-fit: cover;
    animation: heroZoom 25s ease infinite alternate;
}
.hero-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(180deg,
        rgba(15, 23, 42, 0.6) 0%,
        rgba(15, 23, 42, 0.5) 40%,
        rgba(15, 23, 42, 0.75) 100%);
}
.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    padding: 0 24px;
}
.hero-content h1 {
    font-size: var(--font-h1);
    font-weight: 800;
    color: #fff;
    margin-bottom: 20px;
    line-height: 1.15;
    letter-spacing: -0.03em;
    animation: fadeInUp 0.8s ease both;
}
.hero-highlight {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 36px;
    line-height: 1.7;
    animation: fadeInUp 0.8s ease 0.15s both;
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
}
.hero-highlight strong { color: #fff; }

/* Hero Points (quantified data bar) */
.hero-points {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-bottom: 36px;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.25s both;
}
.hero-point {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 12px 20px;
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 10px;
    background: rgba(255,255,255,0.03);
    min-width: 150px;
}
.hero-point strong {
    font-size: 1.1rem;
    font-weight: 700;
    color: #fff;
    letter-spacing: 0.02em;
}
.hero-point span {
    font-size: 0.72rem;
    color: rgba(255,255,255,0.5);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

/* Trust Authority Bar (Level 1) -Card Style */
.trust-authority-section {
    padding: 48px 0;
}
.trust-authority-bar {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    max-width: 1060px;
    margin: 0 auto;
}
.trust-auth-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px 20px 20px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    transition: border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
    cursor: default;
}
.trust-auth-card:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.2);
}
.trust-auth-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: linear-gradient(135deg, rgba(212,175,55,0.15), rgba(212,175,55,0.04));
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 4px;
}
.trust-auth-icon svg {
    width: 20px;
    height: 20px;
    color: var(--accent-light);
}
.trust-auth-card strong {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 0.02em;
}
.trust-auth-card span {
    font-size: 0.68rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

/* Engineering Challenges Grid (Level 2) -6 Cards with Image Placeholders */
.challenges-section {
    padding: 72px 0;
}
.challenge-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 1200px;
    margin: 0 auto;
}
.challenge-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    text-decoration: none;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: border-color 0.3s ease, transform 0.35s ease, box-shadow 0.35s ease;
    cursor: pointer;
    opacity: 0;
    transform: translateY(24px);
}
.challenge-card.revealed {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.5s ease, transform 0.5s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}
.challenge-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(0,0,0,0.35);
}
.challenge-card:hover .challenge-img img {
    transform: scale(1.06);
}
.challenge-img {
    height: 140px;
    position: relative;
    overflow: hidden;
    background: var(--secondary-bg);
}
.challenge-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.challenge-tag {
    position: absolute;
    top: 10px;
    right: 12px;
    z-index: 2;
    font-size: 0.6rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(255,255,255,0.7);
    background: rgba(0,0,0,0.4);
    padding: 3px 10px;
    border-radius: 12px;
    backdrop-filter: blur(4px);
}
.challenge-card h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    line-height: 1.3;
    padding: 16px 20px 0;
}
.challenge-card p {
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
    padding: 0 20px;
    flex: 1;
}
.challenge-card p strong { color: var(--text-primary); }
.challenge-link {
    font-size: 0.76rem;
    font-weight: 600;
    color: var(--accent-light);
    padding: 14px 20px 20px;
    transition: color 0.2s ease;
}
.challenge-card:hover .challenge-link { color: #6db3ff; }

/* Case Studies Grid (Level 5) */
.case-studies-section {
    padding: 72px 0;
}
.case-studies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 28px;
    max-width: 1200px;
    margin: 0 auto;
}
.case-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px 28px 28px;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.case-card:hover {
    border-color: var(--accent);
    box-shadow: 0 8px 28px rgba(0,0,0,0.25);
}
.case-card-tag {
    display: inline-block;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent-light);
    background: rgba(212,175,55,0.1);
    padding: 4px 12px;
    border-radius: 20px;
    margin-bottom: 16px;
}
.case-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 20px;
    line-height: 1.35;
}
.case-flow {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.case-flow-item {
    padding-left: 16px;
    border-left: 2px solid var(--border-color);
}
.case-flow-item strong {
    display: block;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent-light);
    margin-bottom: 4px;
}
.case-flow-item p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* Responsive: Hero Points + Trust Bar + Case Studies */
@media (max-width: 768px) {
    .hero-points {
        gap: 12px;
    }
    .hero-point {
        min-width: 130px;
        padding: 10px 14px;
    }
    .hero-point strong { font-size: 0.95rem; }
    .hero-point span { font-size: 0.68rem; }

    .trust-authority-bar {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    .challenge-grid {
        grid-template-columns: 1fr;
    }

    .case-studies-grid {
        grid-template-columns: 1fr;
    }
}

.hero-content .cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.3s both;
}
.hero-content .cta-buttons .btn {
    padding: 16px 36px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 50px;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    opacity: 0.7;
    transition: opacity var(--transition-fast);
}
.scroll-indicator:hover { opacity: 1; }
.scroll-indicator .mouse {
    width: 26px; height: 42px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 13px;
    position: relative;
}
.scroll-indicator .mouse::after {
    content: '';
    width: 4px; height: 10px;
    background: #fff;
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollWheel 1.8s ease infinite;
}
.scroll-indicator span {
    font-size: 10px;
    color: rgba(255, 255, 255, 0.6);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 500;
}

/* Industrial premium hero override */
.hero-section {
    min-height: min(860px, 100dvh);
    height: auto;
    display: grid;
    align-items: center;
    padding: calc(var(--header-height) + 48px) 0 56px;
    background: var(--pf-black);
    justify-content: initial;
}

.hero-image img {
    animation: none;
    filter: saturate(0.82) contrast(1.05) brightness(0.54);
}

.hero-overlay {
    background:
        linear-gradient(90deg, rgba(11, 13, 16, 0.92) 0%, rgba(11, 13, 16, 0.78) 43%, rgba(11, 13, 16, 0.62) 100%),
        linear-gradient(180deg, rgba(11, 13, 16, 0.62) 0%, rgba(11, 13, 16, 0.88) 100%);
}

.hero-layout {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: minmax(0, 0.95fr) minmax(360px, 0.78fr);
    gap: clamp(32px, 6vw, 72px);
    align-items: center;
    text-align: left;
}

.hero-copy {
    max-width: 720px;
}

.hero-copy .section-label {
    margin-bottom: 18px;
    border-radius: var(--radius-label);
    border-color: var(--pf-line-strong);
    background: rgba(47, 111, 237, 0.10);
    color: #b7ccff;
    letter-spacing: 0.14em;
}

.hero-copy h1 {
    max-width: 760px;
    margin: 0 0 22px;
    color: var(--pf-ink);
    font-size: clamp(2.4rem, 5vw, 5.1rem);
    line-height: 0.98;
    letter-spacing: -0.055em;
    animation: fadeInUp 0.8s var(--ease-industrial) both;
}

.hero-copy .hero-highlight {
    max-width: 620px;
    margin: 0 0 30px;
    color: rgba(244, 247, 251, 0.76);
    font-size: clamp(1rem, 1.3vw, 1.14rem);
    line-height: 1.7;
    animation: fadeInUp 0.8s var(--ease-industrial) 0.1s both;
}

.hero-copy .hero-highlight strong {
    color: var(--pf-ink);
}

.hero-copy .hero-points {
    justify-content: flex-start;
    gap: 0;
    margin: 0 0 32px;
    border: 1px solid var(--pf-line);
    background: rgba(17, 20, 24, 0.72);
    animation: fadeInUp 0.8s var(--ease-industrial) 0.18s both;
}

.hero-copy .hero-point {
    min-width: 0;
    flex: 1 1 150px;
    align-items: flex-start;
    gap: 3px;
    padding: 14px 18px;
    border: 0;
    border-right: 1px solid var(--pf-line);
    border-radius: 0;
    background: transparent;
}

.hero-copy .hero-point:last-child {
    border-right: 0;
}

.hero-copy .hero-point strong {
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
    font-size: 0.98rem;
    letter-spacing: 0;
}

.hero-copy .hero-point span {
    color: var(--pf-dim);
    font-size: 0.66rem;
    letter-spacing: 0.08em;
}

.hero-copy .cta-buttons {
    justify-content: flex-start;
    animation: fadeInUp 0.8s var(--ease-industrial) 0.26s both;
}

.hero-content .cta-buttons .btn {
    border-radius: var(--radius-button);
}

.hero-inspection-panel {
    position: relative;
    border: 1px solid var(--pf-line-strong);
    border-radius: var(--radius-media);
    background: linear-gradient(180deg, rgba(32, 38, 45, 0.92), rgba(17, 20, 24, 0.94));
    box-shadow: 0 28px 70px rgba(0, 0, 0, 0.34);
    overflow: hidden;
    isolation: isolate;
}

.hero-inspection-panel::before {
    content: "";
    position: absolute;
    inset: 16px;
    border: 1px solid rgba(154, 164, 178, 0.18);
    pointer-events: none;
    z-index: 2;
}

.hero-inspection-panel::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(154, 164, 178, 0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(154, 164, 178, 0.08) 1px, transparent 1px);
    background-size: 44px 44px;
    opacity: 0.36;
    pointer-events: none;
    z-index: 1;
}

.hero-inspection-media {
    position: relative;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    border-bottom: 1px solid var(--pf-line);
}

.hero-inspection-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: saturate(0.78) contrast(1.08);
}

.hero-inspection-data {
    position: relative;
    z-index: 3;
    padding: 18px 20px 20px;
}

.hero-inspection-data > span {
    display: inline-flex;
    margin-bottom: 8px;
    color: var(--pf-cobalt);
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
    font-size: 0.66rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.hero-inspection-data strong {
    display: block;
    margin-bottom: 16px;
    color: var(--pf-ink);
    font-size: 1rem;
    line-height: 1.35;
}

.hero-inspection-data dl {
    display: grid;
    gap: 0;
    border-top: 1px solid var(--pf-line);
}

.hero-inspection-data dl div {
    display: grid;
    grid-template-columns: 110px 1fr;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid var(--pf-line);
}

.hero-inspection-data dt,
.hero-inspection-data dd {
    margin: 0;
    font-size: 0.76rem;
    line-height: 1.4;
}

.hero-inspection-data dt {
    color: var(--pf-dim);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.hero-inspection-data dd {
    color: var(--pf-ink);
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

/* ============================================
   SECTIONS
   ============================================ */
.section {
    padding: 100px 0;
    position: relative;
}
.section-sm { padding: 60px 0; }
.section-lg { padding: 120px 0; }

.bg-light { background: var(--secondary-bg); }
.bg-dark { background: var(--dark-bg); color: #fff; }
.bg-dark h1, .bg-dark h2, .bg-dark h3, .bg-dark h4 { color: #fff; }
.bg-dark p { color: rgba(255,255,255,0.7); }
.bg-accent { background: var(--accent); }

.section-head {
    text-align: center;
    margin-bottom: 56px;
}
.section-head h2 {
    font-size: var(--font-h2);
    font-weight: 800;
    margin-bottom: 16px;
    color: var(--text-primary);
}
.section-head p {
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.05rem;
    line-height: 1.7;
}
.section-head.light h2 { color: var(--text-primary); }
.section-head.light p { color: var(--text-secondary); }

/* Section Label */
.section-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent);
    margin-bottom: 12px;
}

/* ============================================
   STATS SECTION
   ============================================ */
.stats-section {
    padding: 80px 0;
    background: var(--primary-bg);
    border-bottom: 1px solid var(--border-color);
}
.stats-grid {
    display: grid;
    grid-template-columns: repeat(5, 200px);
    gap: 32px;
    text-align: center;
    justify-content: center;
}
.stats-grid.four-col { grid-template-columns: repeat(4, 250px); justify-content: center; }
.stat-item { padding: 16px; }
.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--accent);
    line-height: 1;
    margin-bottom: 8px;
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.02em;
}
.stat-label {
    font-size: var(--font-small);
    color: var(--text-secondary);
    line-height: 1.4;
}

/* ============================================
   PRODUCT / FEATURE CARDS
   ============================================ */
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 360px);
    gap: 24px;
    justify-content: center;
}

.advantage-card {
    background: var(--card-bg);
    padding: 40px 32px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    position: relative;
}
.advantage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 32px;
    right: 32px;
    height: 1px;
    background: var(--accent);
    opacity: 0;
    transition: opacity var(--transition-fast);
}
.advantage-card:hover {
    border-color: rgba(255,255,255,0.12);
    box-shadow: 0 0 0 1px rgba(37, 99, 235, 0.15);
}
.advantage-card:hover::before { opacity: 1; }
.advantage-img {
    width: 100%;
    height: 160px;
    overflow: hidden;
    position: relative;
    background: var(--secondary-bg);
}
.advantage-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}
.advantage-card:hover .advantage-img img {
    transform: scale(1.05);
}

.advantage-card h3 {
    font-size: 0.95rem;
    margin-bottom: 8px;
    font-weight: 600;
    letter-spacing: -0.01em;
}
.advantage-card p {
    font-size: var(--font-small);
    color: var(--text-secondary);
    line-height: 1.65;
}

/* ============================================
   CATEGORIES / PRODUCT GRID
   ============================================ */
.category-grid {
    display: grid;
    grid-template-columns: repeat(3, 360px);
    gap: 24px;
    justify-content: center;
}

.category-card {
    background: var(--card-bg);
    overflow: hidden;
    text-decoration: none;
    color: var(--text-primary);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    display: flex;
    flex-direction: column;
}
.category-card:hover {
    border-color: rgba(255,255,255,0.12);
    box-shadow: 0 0 0 1px rgba(37, 99, 235, 0.15);
}
.category-card-img {
    height: 200px;
    overflow: hidden;
    position: relative;
    flex-shrink: 0;
}
.category-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}
.category-card:hover .category-card-img img { transform: scale(1.03); }
.category-card-body {
    padding: 20px 24px 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.category-card-body h3 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 6px;
    line-height: 1.3;
    letter-spacing: -0.01em;
}
.category-card:hover .category-card-body h3 { color: var(--accent); }
.category-card-body p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.65;
    flex: 1;
}
.category-card .badge {
    position: absolute;
    top: 14px;
    right: 14px;
    z-index: 2;
}

/* Icon-based category cards */
.category-icon-card {
    background: var(--card-bg);
    padding: 36px 28px;
    text-align: center;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
    display: flex;
    flex-direction: column;
    align-items: center;
}
.category-icon-card:hover {
    border-color: var(--accent);
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
}
.category-icon {
    width: 60px;
    height: 60px;
    background: var(--accent-subtle);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
    transition: all var(--transition-normal);
}
.category-icon svg { width: 28px; height: 28px; color: var(--accent); }
.category-icon-card:hover .category-icon {
    background: var(--accent);
}
.category-icon-card:hover .category-icon svg { color: #fff; }
.category-icon-card h3 {
    font-size: 1rem;
    margin-bottom: 10px;
    font-weight: 700;
}
.category-icon-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 16px;
    flex: 1;
}
.link-arrow {
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all var(--transition-fast);
}
.link-arrow:hover { letter-spacing: 1px; }

/* ===== Shared Tag & Badge System ===== */
.card-spec-tags {
    display: flex;
    gap: 6px;
    margin-top: 10px;
    flex-wrap: wrap;
}
.spec-tag {
    display: inline-block;
    padding: 2px 9px;
    font-size: 0.68rem;
    font-weight: 500;
    background: transparent;
    color: var(--text-muted);
    border: 1px solid var(--border-color);
    border-radius: 3px;
    font-family: 'SF Mono', 'Consolas', 'Menlo', monospace;
    letter-spacing: 0.02em;
}
.solution-card-tags {
    display: flex;
    gap: 6px;
    justify-content: center;
    flex-wrap: wrap;
}
.solution-card-tags span {
    display: inline-block;
    padding: 2px 9px;
    font-size: 0.68rem;
    font-weight: 500;
    background: transparent;
    color: var(--text-muted);
    border: 1px solid var(--border-color);
    border-radius: 3px;
    font-family: 'SF Mono', 'Consolas', 'Menlo', monospace;
    letter-spacing: 0.02em;
}
.solution-card-tags span:first-child {
    border-color: var(--accent);
    color: var(--accent);
}

/* Professional top-accent badge */
.card-accent-badge {
    display: inline-block;
    font-size: 0.62rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--text-muted);
    margin-bottom: 16px;
    position: relative;
    padding-top: 14px;
}
.card-accent-badge::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 24px;
    height: 2px;
    background: var(--accent);
    border-radius: 1px;
}

/* ============================================
   SOLUTIONS GRID
   ============================================ */
.solution-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    max-width: 1200px;
    margin: 0 auto;
}

.solution-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    overflow: hidden;
    text-decoration: none;
    color: var(--text-primary);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    display: flex;
    flex-direction: column;
}
.solution-card:hover {
    border-color: rgba(255,255,255,0.12);
    box-shadow: 0 0 0 1px rgba(37, 99, 235, 0.15);
}
.solution-image {
    height: 180px;
    overflow: hidden;
    position: relative;
}
.solution-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}
.solution-card:hover .solution-image img { transform: scale(1.03); }

/* Image placeholder -before real images are added */
.solution-img-placeholder {
    width: 100%; height: 100%;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    gap: 8px;
    background: linear-gradient(135deg, #1e2a3a 0%, #1a2432 100%);
    color: var(--text-secondary);
    transition: background 0.3s ease;
}
.solution-card:hover .solution-img-placeholder {
    background: linear-gradient(135deg, #223348 0%, #1e2a3a 100%);
}
.solution-img-placeholder svg {
    width: 36px; height: 36px;
    opacity: 0.5;
}
.solution-img-placeholder span {
    font-size: 0.68rem;
    font-weight: 500;
    opacity: 0.6;
    letter-spacing: 0.5px;
}

/* Solution card badge -overlays on image */
.solution-image .solution-card-badge {
    position: absolute; bottom: 10px; right: 14px;
    margin: 0;
    padding: 3px 10px;
    background: rgba(0,0,0,0.55);
    color: #fff;
    border-radius: 3px;
    font-size: 0.58rem;
    letter-spacing: 1px;
    z-index: 2;
}
.solution-image .solution-card-badge::before { display: none; }

.solution-body {
    padding: 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.solution-body h3 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 8px;
    letter-spacing: -0.01em;
}
.solution-body p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.65;
    flex: 1;
    margin-bottom: 14px;
}
.solution-body .btn { align-self: flex-start; }

/* Solution card -content area */
.solution-card > h3 {
    padding: 18px 24px 0;
    margin: 0 0 8px;
    text-align: center;
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: -0.01em;
}
.solution-card > p {
    padding: 0 24px;
    margin-bottom: 14px;
    text-align: center;
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.65;
    flex: 1;
}
.solution-card > .solution-card-tags {
    padding: 0 24px 28px;
    margin-top: auto;
}
.solution-card-badge {
    display: inline-block;
    font-size: 0.62rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--text-muted);
    position: relative;
    padding-top: 14px;
}
.solution-card-badge::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 24px;
    height: 2px;
    background: var(--accent);
    border-radius: 1px;
}

/* Solution Card Inner (About page legacy) */
.solution-card-inner {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 32px 28px;
    text-align: center;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    display: flex;
    flex-direction: column;
    align-items: center;
}
.solution-card-inner:hover {
    border-color: rgba(255,255,255,0.12);
    box-shadow: 0 0 0 1px rgba(37, 99, 235, 0.15);
}
.solution-card-inner h3 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 8px;
    letter-spacing: -0.01em;
}
.solution-card-inner p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.65;
    flex: 1;
    margin-bottom: 14px;
}

/* ====== Solutions SEO Index Modules ====== */
.solution-index {
    max-width: 1100px;
    margin: 0 auto 56px;
    padding: 0 24px;
}
.solution-index-intro {
    max-width: 760px;
    margin: 0 auto 28px;
    text-align: center;
}
.solution-index-kicker {
    display: inline-block;
    margin-bottom: 10px;
    color: var(--accent-light);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}
.solution-index-intro h2 {
    color: var(--text-primary);
    font-size: 1.55rem;
    line-height: 1.3;
    margin-bottom: 12px;
}
.solution-index-intro p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
}
.solution-index-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    margin: 28px auto;
}
.solution-index-grid-single {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-width: 780px;
}
.solution-index-card {
    display: flex;
    flex-direction: column;
    min-height: 100%;
    padding: 24px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: inherit;
    text-decoration: none;
    transition: border-color var(--transition-fast), transform var(--transition-fast), background var(--transition-fast);
}
.solution-index-card:hover {
    border-color: rgba(59,130,246,.42);
    background: var(--secondary-bg);
    transform: translateY(-2px);
}
.solution-index-card-muted {
    opacity: .82;
}
.solution-index-label {
    display: inline-flex;
    align-self: flex-start;
    margin-bottom: 14px;
    padding: 4px 9px;
    border: 1px solid rgba(59,130,246,.28);
    border-radius: 999px;
    color: var(--accent-light);
    font-size: 0.64rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.solution-index-card h3 {
    color: var(--text-primary);
    font-size: 1rem;
    line-height: 1.35;
    margin-bottom: 10px;
}
.solution-index-card p,
.solution-index-card li {
    color: var(--text-secondary);
    font-size: 0.78rem;
    line-height: 1.65;
}
.solution-index-card ul {
    margin: 12px 0 18px;
    padding-left: 18px;
}
.solution-index-cta {
    margin-top: auto;
    color: var(--accent-light);
    font-size: 0.74rem;
    font-weight: 700;
}
.solution-index-compare {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 10px;
    max-width: 960px;
    margin: 28px auto 36px;
}
.solution-index-compare > div {
    padding: 14px 16px;
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
}
.solution-index-compare strong {
    display: block;
    color: var(--text-primary);
    font-size: 0.82rem;
    margin-bottom: 4px;
}
.solution-index-compare span {
    display: block;
    color: var(--text-muted);
    font-size: 0.72rem;
    line-height: 1.45;
}
.answer-block,
.engineering-note {
    max-width: 860px;
    margin: 32px auto;
    padding: 24px 28px;
    border-radius: var(--radius-sm);
}
.answer-block {
    background: linear-gradient(135deg, rgba(37,99,235,.14), rgba(15,23,42,.78));
    border: 1px solid rgba(59,130,246,.28);
}
.answer-block h2 {
    color: var(--text-primary);
    font-size: 1.15rem;
    margin-bottom: 10px;
}
.answer-block p {
    color: var(--text-secondary);
    font-size: 0.88rem;
    line-height: 1.7;
    margin: 0;
}
.engineering-note {
    background: rgba(245,158,11,.08);
    border: 1px solid rgba(245,158,11,.26);
    color: var(--text-secondary);
    font-size: 0.84rem;
    line-height: 1.65;
}
.engineering-note strong {
    color: #fbbf24;
}

@media (max-width: 900px) {
    .solution-index-grid,
    .solution-index-grid-single {
        grid-template-columns: 1fr;
    }
}
@media (max-width: 640px) {
    .solution-index {
        padding: 0 16px;
    }
    .solution-index-intro h2 {
        font-size: 1.2rem;
    }
    .solution-index-card {
        padding: 18px;
    }
    .answer-block,
    .engineering-note {
        padding: 18px;
        margin: 24px 16px;
    }

    .mobile-card-table,
    .mobile-card-table thead,
    .mobile-card-table tbody,
    .mobile-card-table tr,
    .mobile-card-table td {
        display: block;
        width: 100%;
    }
    .mobile-card-table thead {
        display: none;
    }
    .mobile-card-table tr {
        margin-bottom: 12px;
        padding: 12px;
        border: 1px solid var(--border-color);
        border-radius: var(--radius-sm);
        background: var(--card-bg);
    }
    .mobile-card-table td {
        padding: 6px 0;
        border-bottom: 0;
        white-space: normal;
    }
    .mobile-card-table td::before {
        content: attr(data-label);
        display: block;
        margin-bottom: 2px;
        color: var(--text-muted);
        font-size: 0.66rem;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0;
    }
}

/* ====== UH: Unified Solution Hub Card Grid ====== */
.uh-solution-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    max-width: 1100px;
    margin: 0 auto;
}
.uh-solution-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    text-decoration: none;
    color: var(--text-primary);
    padding: 28px 24px 24px;
    display: flex; flex-direction: column;
    gap: 14px;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
    position: relative;
    overflow: hidden;
}
/* Left accent bar */
.uh-solution-card::before {
    content: '';
    position: absolute; left: 0; top: 0; bottom: 0;
    width: 4px;
    border-radius: 0;
    background: var(--border-color);
    transition: background var(--transition-fast), width var(--transition-fast);
}
.uh-solution-card.uh-cat-bike::before  { background: #2563eb; }
.uh-solution-card.uh-cat-material::before { background: #7c3aed; }
.uh-solution-card.uh-cat-tech::before { background: #059669; }
/* Arrow on hover */
.uh-solution-card::after {
    content: '\2192';
    position: absolute; right: 20px; top: 50%;
    transform: translateY(-50%) translateX(8px);
    font-size: 1.1rem; color: var(--accent);
    opacity: 0; transition: opacity var(--transition-fast), transform var(--transition-fast);
}
.uh-solution-card:hover {
    border-color: var(--border-color);
    box-shadow: 0 6px 24px rgba(0,0,0,0.10);
    transform: translateY(-2px);
}
.uh-solution-card:hover::before { width: 6px; }
.uh-solution-card:hover::after { opacity: 1; transform: translateY(-50%) translateX(0); }
/* Icon circle */
.uh-solution-icon-circle {
    width: 42px; height: 42px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
    border: 1px solid var(--border-color);
}
.uh-solution-icon-circle svg {
    width: 20px; height: 20px;
}
.uh-solution-card.uh-cat-bike .uh-solution-icon-circle {
    background: rgba(37,99,235,0.08); border-color: rgba(37,99,235,0.2);
}
.uh-solution-card.uh-cat-bike .uh-solution-icon-circle svg { color: #2563eb; }
.uh-solution-card.uh-cat-material .uh-solution-icon-circle {
    background: rgba(124,58,237,0.08); border-color: rgba(124,58,237,0.2);
}
.uh-solution-card.uh-cat-material .uh-solution-icon-circle svg { color: #7c3aed; }
.uh-solution-card.uh-cat-tech .uh-solution-icon-circle {
    background: rgba(5,150,105,0.08); border-color: rgba(5,150,105,0.2);
}
.uh-solution-card.uh-cat-tech .uh-solution-icon-circle svg { color: #059669; }
.uh-solution-card h4 {
    font-size: 0.95rem; font-weight: 700;
    color: var(--text-primary);
    line-height: 1.3; margin: 0;
    padding-right: 28px; /* room for arrow */
}
.uh-solution-card p {
    font-size: 0.78rem; color: var(--text-secondary);
    line-height: 1.6; margin: 0;
    padding-right: 20px;
}
/* Legacy compatibility -keep old classes functional */
.uh-solution-card-body {
    padding: 0; display: flex; flex-direction: column; gap: 10px; flex: 1;
}
.uh-solution-label {
    display: inline-flex; align-items: center; gap: 5px;
    font-size: 0.6rem; font-weight: 700; text-transform: uppercase;
    letter-spacing: 1.2px;
}
.uh-solution-label.uh-label-bike { color: #2563eb; }
.uh-solution-label.uh-label-material { color: #7c3aed; }
.uh-solution-label.uh-label-tech { color: #059669; }
.uh-solution-label svg { width: 12px; height: 12px; }
.uh-solution-card h3 {
    font-size: 0.92rem; font-weight: 700;
    color: var(--text-primary);
    line-height: 1.3; margin: 0;
}
.uh-solution-tags {
    display: flex; gap: 6px; flex-wrap: wrap;
    padding-top: 6px;
}
.uh-solution-tags span {
    font-size: 0.62rem; font-weight: 600;
    padding: 3px 10px;
    border-radius: 3px;
    background: var(--dark-bg);
    color: var(--text-secondary);
    border: 0.5px solid var(--border-color);
    letter-spacing: 0.3px;
}
@media (max-width: 900px) {
    .uh-solution-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
    .uh-solution-grid { grid-template-columns: 1fr; }
}

/* Solution Section Header */
.solution-section-header {
    text-align: center;
    margin: 48px 0 16px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}
.solution-section-header:first-of-type {
    border-top: none;
    margin-top: 0;
    padding-top: 0;
}
.solution-section-header .solution-section-icon {
    font-size: 2.2rem;
    display: block;
    margin-bottom: 12px;
}
.solution-section-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}
.solution-section-header p {
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    font-size: 0.95rem;
}

/* ============================================
   CERTIFICATIONS
   ============================================ */
.cert-grid {
    display: grid;
    grid-template-columns: repeat(4, 270px);
    gap: 24px;
    justify-content: center;
}
.cert-item {
    text-align: center;
    padding: 32px 24px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.cert-item:hover {
    border-color: rgba(255,255,255,0.12);
    box-shadow: 0 0 0 1px rgba(37, 99, 235, 0.15);
}
.cert-badge {
    display: inline-block;
    padding: 6px 16px;
    background: transparent;
    color: var(--accent);
    font-weight: 600;
    font-size: 0.85rem;
    border: 1px solid var(--accent);
    border-radius: 3px;
    margin-bottom: 14px;
    letter-spacing: 0.03em;
    font-family: 'SF Mono', 'Consolas', 'Menlo', monospace;
}
.cert-item p {
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ============================================
   CLIENT TYPES
   ============================================ */
.client-types-grid {
    display: grid;
    grid-template-columns: repeat(4, 270px);
    gap: 24px;
    justify-content: center;
}
.client-type-card {
    background: var(--card-bg);
    padding: 32px 28px;
    text-align: center;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.client-type-card:hover {
    border-color: rgba(255,255,255,0.12);
    box-shadow: 0 0 0 1px rgba(37, 99, 235, 0.15);
}
.client-type-card h4 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 8px;
    letter-spacing: -0.01em;
}
.client-type-card p {
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ============================================
   MANUFACTURING HIGHLIGHT
   ============================================ */
.manufacturing-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}
.manufacturing-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}
.manufacturing-image img {
    width: 100%;
    height: 480px;
    object-fit: cover;
    transition: transform 0.6s ease;
}
.manufacturing-image:hover img { transform: scale(1.03); }
.manufacturing-content h2 {
    font-size: var(--font-h2);
    font-weight: 800;
    margin-bottom: 16px;
}
.manufacturing-content > p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 32px;
}
.manufacturing-features {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 32px;
}
.mf-item {
    display: flex;
    gap: 18px;
    align-items: flex-start;
}
.mf-number {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--accent);
    opacity: 0.3;
    flex-shrink: 0;
    min-width: 36px;
}
.mf-item h4 { font-size: 1rem; font-weight: 700; margin-bottom: 4px; }
.mf-item p { font-size: var(--font-small); color: var(--text-secondary); line-height: 1.6; }

/* ============================================
   SERVICES CARDS
   ============================================ */
.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 270px);
    gap: 24px;
    justify-content: center;
}
.service-card {
    background: var(--card-bg);
    padding: 32px 24px;
    text-align: center;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    text-decoration: none;
    color: var(--text-primary);
    display: flex;
    flex-direction: column;
    align-items: center;
}
.service-card:hover {
    border-color: rgba(255,255,255,0.12);
    box-shadow: 0 0 0 1px rgba(37, 99, 235, 0.15);
}
.service-icon {
    width: 48px;
    height: 48px;
    background: var(--accent-subtle);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    transition: background var(--transition-fast);
}
.service-icon svg { width: 22px; height: 22px; color: var(--accent); }
.service-card:hover .service-icon {
    background: rgba(37, 99, 235, 0.16);
}
.service-card h3 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 6px;
    letter-spacing: -0.01em;
}
.service-card p {
    font-size: 0.78rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ============================================
   CTA SECTION
   ============================================ */
/* CTA Section */
.cta-section {
    padding: 100px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
    background: var(--dark-bg);
    border-top: 1px solid var(--border-color);
}
.cta-section::before {
    content: '';
    position: absolute;
    top: 0; left: 50%; transform: translateX(-50%);
    width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.12) 0%, transparent 70%);
    pointer-events: none;
}
.cta-section h2 {
    color: var(--text-white);
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 16px;
    position: relative;
}
.cta-section p {
    color: var(--text-secondary);
    margin-bottom: 36px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    font-size: 1.05rem;
    line-height: 1.7;
}
.cta-section .cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}
.cta-section .btn-primary {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}
.cta-section .btn-primary:hover {
    background: var(--accent-dark);
    border-color: var(--accent-dark);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(37, 99, 235, 0.35);
}
.cta-section .btn-outline-light {
    border: 1.5px solid rgba(255, 255, 255, 0.3);
    color: rgba(255, 255, 255, 0.8);
    background: transparent;
    font-weight: 600;
}
.cta-section .btn-outline-light:hover {
    border-color: rgba(255, 255, 255, 0.7);
    color: #fff;
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-2px);
}

/* ============================================
   PRODUCTS INTRO (page content)
   ============================================ */
.products-intro {
    max-width: 800px;
    margin: 0 auto 48px;
    text-align: center;
}
.products-intro p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* CTA Box */
.page-content .cta-box {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 48px;
    text-align: center;
    max-width: 1100px;
    width: 100%;
    margin: 48px auto;
    box-sizing: border-box;
}
.page-content .cta-box h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 12px;
    max-width: 100%;
}
.page-content .cta-box p {
    color: var(--text-secondary);
    margin-bottom: 28px;
    max-width: 100%;
}
.page-content .cta-box .cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   PREMFIXER - Suspension Pivot Hero Banner
   ============================================ */
.sp-hero {
    max-width: 1100px;
    margin: 0 auto 36px;
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 52px 56px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.sp-hero::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    opacity: 0.6;
}
.sp-hero-badge {
    display: inline-block;
    background: var(--accent-subtle);
    border: 1px solid rgba(37,99,235,.25);
    color: var(--accent-light);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 5px 16px;
    border-radius: 3px;
    margin-bottom: 24px;
}
.sp-hero-headline {
    font-size: 2rem;
    font-weight: 800;
    line-height: 1.25;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}
.sp-hero-sub {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.75;
    max-width: 820px;
    margin: 0 auto 36px;
}
.sp-hero-sub strong { color: var(--accent-light); }
.sp-hero-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    text-align: left;
}
.sp-hero-card {
    background: var(--primary-bg);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    padding: 24px;
    transition: border-color 0.25s, background 0.25s;
}
.sp-hero-card:hover {
    border-color: rgba(37,99,235,.3);
    background: #1e2430;
}
.sp-hero-card svg {
    width: 28px;
    height: 28px;
    color: var(--accent);
    margin-bottom: 14px;
    opacity: 0.85;
}
.sp-hero-card h4 {
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-primary);
}
.sp-hero-card p {
    font-size: 0.78rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* ============================================
   PREMFIXER - Capability Stats Bar (Suspension Pivot Page)
   ============================================ */
.capability-stats {
    display: flex;
    flex-wrap: nowrap;
    gap: 0;
    max-width: 1100px;
    margin: 0 auto 32px;
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}
.cap-stat {
    flex: 1 0 auto;
    min-width: 0;
    padding: 20px 16px;
    text-align: center;
    border-right: 1px solid var(--border-color);
    white-space: nowrap;
}
.cap-stat:last-child { border-right: none; }
.cap-stat-number {
    display: block;
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--accent);
    letter-spacing: -0.02em;
    margin-bottom: 4px;
}
.cap-stat-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 2px;
}
.cap-stat-desc {
    display: block;
    font-size: 0.7rem;
    color: var(--text-muted);
}

/* ============================================
   PREMFIXER - Engineering Notes Block (Suspension Pivot Page)
   ============================================ */
.sp-eng-notes {
    max-width: 1100px;
    margin: 48px auto;
}
.sp-eng-notes-header {
    text-align: center;
    margin-bottom: 32px;
}
.sp-eng-notes-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 8px;
}
.sp-eng-notes-header p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}
.sp-eng-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}
.sp-eng-card {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 28px;
}
.sp-eng-card h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 12px;
}
.sp-eng-card p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.7;
    margin-bottom: 16px;
}
.sp-eng-card .dt-spec-table {
    width: 100%;
    font-size: 0.8rem;
}
.sp-eng-card .dt-spec-table td {
    padding: 4px 0;
}
.sp-eng-card strong { color: var(--text-primary); }

/* ============================================
   PREMFIXER - OEM Workflow Block (Timeline Design)
   ============================================ */
.sp-oem-workflow {
    max-width: 1100px;
    margin: 48px auto;
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 48px;
}
.sp-oem-header {
    text-align: center;
    margin-bottom: 40px;
}
.sp-oem-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 8px;
}
.sp-oem-header p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ---- Timeline Step Bar ---- */
.sp-oem-timeline {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 0;
    margin-bottom: 36px;
    position: relative;
}
.sp-oem-timeline::before {
    content: '';
    position: absolute;
    top: 28px;
    left: calc(12.5% + 28px);
    right: calc(12.5% + 28px);
    height: 2px;
    background: var(--border-color);
    z-index: 0;
}
.sp-oem-tl-step {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    position: relative;
    z-index: 1;
    transition: opacity 0.25s;
}
.sp-oem-tl-step:hover { opacity: 0.85; }
.sp-oem-tl-step:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 4px;
    border-radius: 6px;
}
.sp-oem-tl-dot {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--primary-bg);
    border: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: border-color 0.3s, background 0.3s, box-shadow 0.3s;
    flex-shrink: 0;
}
.sp-oem-tl-step.active .sp-oem-tl-dot {
    border-color: var(--accent);
    background: var(--accent-glow);
    box-shadow: 0 0 0 6px var(--accent-subtle);
}
.sp-oem-tl-step.completed .sp-oem-tl-dot {
    border-color: var(--accent);
    background: var(--accent);
}
.sp-oem-tl-num {
    font-size: 0.85rem;
    font-weight: 800;
    color: var(--text-muted);
    letter-spacing: 0.04em;
    transition: color 0.3s;
}
.sp-oem-tl-step.active .sp-oem-tl-num,
.sp-oem-tl-step.completed .sp-oem-tl-num {
    color: #fff;
}
.sp-oem-tl-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
}
.sp-oem-tl-title {
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--text-secondary);
    transition: color 0.3s;
    white-space: nowrap;
}
.sp-oem-tl-step.active .sp-oem-tl-title {
    color: var(--accent-light);
}
.sp-oem-tl-dur {
    font-size: 0.72rem;
    color: var(--text-muted);
    transition: color 0.3s;
    white-space: nowrap;
}
.sp-oem-tl-step.active .sp-oem-tl-dur {
    color: var(--accent);
}

/* ---- Detail Panel ---- */
.sp-oem-detail {
    background: var(--primary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: 32px;
    overflow: hidden;
    min-height: 200px;
}
.sp-oem-detail-panel {
    display: none;
    padding: 32px;
    animation: oemFadeIn 0.35s ease;
}
.sp-oem-detail-panel.active { display: block; }
@keyframes oemFadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}
.sp-oem-detail-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 36px;
    align-items: start;
}
.sp-oem-detail-text h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--accent-light);
    margin-bottom: 14px;
}
.sp-oem-detail-text p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.75;
    margin-bottom: 10px;
}
.sp-oem-detail-text p strong { color: var(--text-primary); }

.sp-oem-detail-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.sp-oem-detail-list li {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 12px 14px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.55;
}
.sp-oem-dl-label {
    display: block;
    font-size: 0.68rem;
    font-weight: 700;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 3px;
}

/* ---- OEM Section Header ---- */
.sp-oem-section-header {
    text-align: center;
    margin-bottom: 36px;
}
.sp-oem-section-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}
.sp-oem-section-header p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.55;
}

/* ---- OEM Two-Column Supply Info ---- */
.sp-oem-two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    max-width: 1100px;
    margin: 0 auto;
}
.sp-oem-col-card {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 32px;
}
.sp-oem-col-icon {
    width: 52px;
    height: 52px;
    background: var(--accent-subtle);
    border: 1px solid rgba(0,212,180,0.15);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    color: var(--accent);
}
.sp-oem-col-icon svg { width: 26px; height: 26px; }
.sp-oem-col-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 6px;
}
.sp-oem-col-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 20px;
}
.sp-oem-col-card .sp-oem-detail-list li {
    border: none;
    background: transparent;
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
    border-radius: 0;
}
.sp-oem-col-card .sp-oem-detail-list li:last-child {
    border-bottom: none;
}

/* ---- Product Card Type Tag ---- */
.dt-pc-type-tag {
    display: inline-block;
    font-size: 0.55rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 2px 7px;
    border-radius: 3px;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    background: rgba(255,255,255,0.03);
}

/* ---- Bottom CTA ---- */
.sp-oem-cta-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding-top: 28px;
    border-top: 1px solid var(--border-color);
}
.sp-oem-cta-text strong {
    display: block;
    font-size: 1rem;
    margin-bottom: 4px;
}
.sp-oem-cta-text span {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

/* ---- Responsive ---- */
@media (max-width: 1200px) {
    .sp-oem-workflow { padding: 36px 24px; }
    .sp-oem-detail-grid { grid-template-columns: 1fr; gap: 24px; }
    .sp-oem-detail-panel { padding: 24px; }
    .sp-oem-cta-row { flex-direction: column; text-align: center; }
    .sp-oem-two-col { grid-template-columns: 1fr; gap: 20px; }
    .sp-oem-col-card { padding: 24px; }
    .sp-hero { padding: 40px 32px; }
    .sp-hero-headline { font-size: 1.6rem; }
    .sp-hero-cards { grid-template-columns: repeat(2, 1fr); gap: 14px; }
    .sp-hero-card { padding: 18px; }
}
@media (max-width: 750px) {
    .sp-oem-workflow { padding: 28px 16px; }
    .sp-oem-timeline {
        flex-direction: column;
        align-items: stretch;
        gap: 0;
    }
    .sp-oem-timeline::before {
        top: 28px; bottom: 28px; left: 28px; right: auto;
        width: 2px; height: auto;
    }
    .sp-oem-tl-step {
        flex-direction: row;
        align-items: center;
        gap: 16px;
        padding: 12px 0;
    }
    .sp-oem-tl-dot { width: 44px; height: 44px; }
    .sp-oem-tl-info { align-items: flex-start; }
    .sp-oem-detail-panel { padding: 20px; }
}

@media (max-width: 750px) {
    .sp-hero { padding: 28px 18px; }
    .sp-hero-headline { font-size: 1.35rem; }
    .sp-hero-sub { font-size: 0.82rem; }
    .sp-hero-cards { grid-template-columns: 1fr; gap: 12px; }
    .sp-hero-card { padding: 16px; }
}

/* ============================================
   PRODUCT CARDS (sub-page grids)
   ============================================ */
.product-grid {
    display: grid;
    grid-template-columns: repeat(3, 350px);
    gap: 24px;
    justify-content: center;
    margin-bottom: 48px;
}
.product-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    overflow: hidden;
    text-decoration: none;
    color: var(--text-primary);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    display: flex;
    flex-direction: column;
}
.product-card:hover {
    border-color: rgba(255,255,255,0.12);
    box-shadow: 0 0 0 1px rgba(37, 99, 235, 0.15);
}
.product-card-img {
    height: 180px;
    overflow: hidden;
    flex-shrink: 0;
}
.product-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}
.product-card:hover .product-card-img img { transform: scale(1.03); }
.product-card-body {
    padding: 20px 24px 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.product-card-body h3 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 8px;
    letter-spacing: -0.01em;
}
.product-card:hover .product-card-body h3 { color: var(--accent); }
.product-card-body p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.65;
    margin-bottom: 12px;
}
.product-features {
    list-style: none;
    margin: 0 0 12px;
    padding: 0;
}
.product-features li {
    font-size: 0.78rem;
    color: var(--text-secondary);
    padding: 3px 0 3px 16px;
    position: relative;
    line-height: 1.5;
}
.product-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 5px;
    height: 5px;
    border-radius: 1px;
    background: var(--accent);
    opacity: 0.5;
}
.product-scenario {
    display: inline-block;
    font-size: 0.68rem;
    font-weight: 500;
    color: var(--text-muted);
    padding: 3px 10px;
    border: 1px solid var(--border-color);
    border-radius: 3px;
    font-family: 'SF Mono', 'Consolas', 'Menlo', monospace;
    letter-spacing: 0.02em;
    margin-top: auto;
}

/* ============================================
   FRAME ZONES - 4-column grid (Frame System page)
   ============================================ */
.product-grid.frame-zones {
    grid-template-columns: repeat(4, 260px);
    counter-reset: zone;
}
.product-grid.frame-zones .product-card {
    counter-increment: zone;
    position: relative;
}
.product-grid.frame-zones .product-card::before {
    content: '0' counter(zone);
    position: absolute;
    top: 12px;
    right: 14px;
    font-size: 0.7rem;
    font-weight: 700;
    color: rgba(37, 99, 235, 0.25);
    font-family: 'SF Mono', 'Consolas', 'Menlo', monospace;
    line-height: 1;
    z-index: 1;
    transition: color 0.3s ease, opacity 0.3s ease;
}
.product-grid.frame-zones .product-card:hover::before {
    color: rgba(37, 99, 235, 0.55);
}
.product-grid.frame-zones .product-card-img {
    height: 140px;
}
.product-grid.frame-zones .product-card-body {
    padding: 16px 18px 18px;
}
.product-grid.frame-zones .product-card-body h3 {
    font-size: 0.86rem;
}

/* ============================================
   FEATURE HIGHLIGHT - numbered value cards
   Style 1: Left accent border + step counter
   ============================================ */
.feature-highlight-grid {
    display: grid;
    grid-template-columns: repeat(3, 350px);
    gap: 24px;
    justify-content: center;
    margin-bottom: 80px;
}
.feature-highlight-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-left: 3px solid transparent;
    border-radius: var(--radius-sm);
    padding: 24px 24px 24px 28px;
    position: relative;
    transition: border-color var(--transition-fast),
                border-left-color 0.25s ease,
                background var(--transition-fast),
                box-shadow var(--transition-fast);
}
.feature-highlight-card:hover {
    border-color: rgba(255,255,255,0.1);
    border-left-color: var(--accent);
    background: rgba(37, 99, 235, 0.04);
    box-shadow: 2px 0 12px rgba(37, 99, 235, 0.06);
}
.feature-highlight-card .feature-number {
    display: inline-block;
    font-size: 0.6rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 1.5px;
    text-transform: uppercase;
    margin-bottom: 10px;
    padding: 2px 10px;
    border: 1px solid rgba(37, 99, 235, 0.25);
    border-radius: 3px;
    font-family: 'SF Mono', 'Consolas', 'Menlo', monospace;
    transition: background 0.25s ease, color 0.25s ease;
}
.feature-highlight-card:hover .feature-number {
    background: var(--accent);
    color: #fff;
}
.feature-highlight-card h3 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 8px;
    letter-spacing: -0.01em;
}
.feature-highlight-card p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.65;
    margin: 0;
}

/* ============================================
   MATERIAL GUIDE - striped data rows
   Style 2: Alternating row backgrounds + hover indicator
   ============================================ */
.material-guide {
    max-width: 900px;
    margin: 0 auto 48px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    overflow: hidden;
}
.material-guide-header {
    display: flex;
    padding: 12px 28px;
    background: rgba(255,255,255,0.02);
    border-bottom: 2px solid var(--border-color);
}
.material-guide-header span {
    flex: 1;
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
}
.material-guide-row {
    display: flex;
    padding: 16px 28px;
    border-bottom: 1px solid rgba(255,255,255,0.04);
    transition: background 0.2s ease, padding-left 0.25s ease;
    align-items: center;
    position: relative;
}
.material-guide-row:nth-child(even) {
    background: rgba(255,255,255,0.012);
}
.material-guide-row:last-child {
    border-bottom: none;
}
.material-guide-row:hover {
    background: rgba(37, 99, 235, 0.04);
    padding-left: 34px;
}
.material-guide-row:hover::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--accent);
    border-radius: 0 2px 2px 0;
}
.material-guide-row .mg-frame {
    flex: 1;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-primary);
}
.material-guide-row .mg-bolt {
    flex: 1;
    font-size: 0.82rem;
    color: var(--text-secondary);
    font-family: 'SF Mono', 'Consolas', 'Menlo', monospace;
    letter-spacing: 0.01em;
}
.material-guide-row .mg-coating {
    flex: 1;
    font-size: 0.78rem;
    color: var(--accent-light);
    font-weight: 500;
}

/* ============================================
   SUCCESS BANNER - dark gradient stats strip
   Style 3: Dark background + glow stat items
   ============================================ */
.success-banner {
    background: linear-gradient(135deg, rgba(15,23,42,0.8) 0%, rgba(30,41,59,0.6) 50%, rgba(15,23,42,0.8) 100%);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 40px 48px;
    margin-bottom: 48px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.success-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(ellipse at 30% 50%, rgba(37, 99, 235, 0.06) 0%, transparent 60%);
    pointer-events: none;
}
.success-banner .success-quote {
    font-size: 1.05rem;
    font-style: italic;
    color: var(--text-secondary);
    max-width: 680px;
    margin: 0 auto 28px;
    line-height: 1.7;
    position: relative;
}
.success-banner .success-quote::before {
    content: '\201C';
    position: absolute;
    top: -18px;
    left: -28px;
    font-size: 3.5rem;
    color: rgba(37, 99, 235, 0.15);
    font-style: normal;
    font-family: Georgia, serif;
    line-height: 1;
}
.success-stats {
    display: flex;
    justify-content: center;
    gap: 56px;
    flex-wrap: wrap;
    position: relative;
}
.success-stat {
    text-align: center;
    transition: transform 0.25s ease;
}
.success-stat:hover {
    transform: translateY(-3px);
}
.success-stat .ss-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
    font-family: 'SF Mono', 'Consolas', 'Menlo', monospace;
    letter-spacing: -0.02em;
}
.success-stat .ss-number .highlight {
    color: var(--accent-light);
}
.success-stat .ss-label {
    display: block;
    font-size: 0.68rem;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-top: 4px;
}

/* ============================================
   SCROLL REVEAL ANIMATIONS
   ============================================ */
/* Only apply hidden state after JS is loaded to prevent FOUC */
.js-loaded .reveal-up {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.js-loaded .reveal-left {
    opacity: 0;
    transform: translateX(-24px);
    transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.js-loaded .reveal-right {
    opacity: 0;
    transform: translateX(24px);
    transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.js-loaded .reveal-fade {
    opacity: 0;
    transition: opacity 0.8s ease;
}
.reveal-up.revealed,
.reveal-left.revealed,
.reveal-right.revealed,
.reveal-fade.revealed {
    opacity: 1;
    transform: translate(0);
}

/* Staggered reveal delays */
.stagger-1 { transition-delay: 0s; }
.stagger-2 { transition-delay: 0.12s; }
.stagger-3 { transition-delay: 0.24s; }
.stagger-4 { transition-delay: 0.36s; }

/* ============================================
   RESPONSIVE - frame-zones & new sections
   ============================================ */
@media (max-width: 1160px) {
    .product-grid.frame-zones {
        grid-template-columns: repeat(2, 260px);
    }
}
@media (max-width: 768px) {
    .product-grid.frame-zones {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin-left: auto;
        margin-right: auto;
    }
    .feature-highlight-grid {
        grid-template-columns: 1fr;
        max-width: 450px;
        margin-left: auto;
        margin-right: auto;
    }
    .material-guide-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
        padding: 14px 20px;
    }
    .material-guide-row:hover {
        padding-left: 24px;
    }
    .material-guide-header {
        display: none;
    }
    .material-guide-row .mg-frame::before {
        content: 'Frame: ';
        font-weight: 600;
        color: var(--text-muted);
        font-size: 0.7rem;
        text-transform: uppercase;
        letter-spacing: 0.8px;
    }
    .material-guide-row .mg-bolt::before {
        content: 'Bolt: ';
        font-weight: 600;
        color: var(--text-muted);
        font-size: 0.7rem;
        text-transform: uppercase;
        letter-spacing: 0.8px;
    }
    .material-guide-row .mg-coating::before {
        content: 'Coating: ';
        font-weight: 600;
        color: var(--text-muted);
        font-size: 0.7rem;
        text-transform: uppercase;
        letter-spacing: 0.8px;
    }
    .success-banner {
        padding: 32px 24px;
    }
    .success-stats {
        gap: 32px;
    }
    .success-stat .ss-number {
        font-size: 1.5rem;
    }
}

/* ============================================
   PROCESS STEPS (Custom Solutions page)
   ============================================ */
.process-steps {
    display: grid;
    grid-template-columns: repeat(3, 350px);
    gap: 24px;
    justify-content: center;
    margin-bottom: 48px;
}
.process-step {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 28px 24px;
    position: relative;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.process-step:hover {
    border-color: rgba(255,255,255,0.12);
    box-shadow: 0 0 0 1px rgba(37, 99, 235, 0.15);
}
.process-step .step-number {
    position: absolute;
    top: 14px;
    right: 16px;
    font-size: 1.6rem;
    font-weight: 800;
    color: rgba(37, 99, 235, 0.12);
    font-family: 'SF Mono', 'Consolas', 'Menlo', monospace;
    line-height: 1;
}
.process-step .step-icon {
    font-size: 1.5rem;
    margin-bottom: 16px;
    width: 40px;
    height: 40px;
    background: var(--accent-subtle);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.process-step h3 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 8px;
    letter-spacing: -0.01em;
}
.process-step p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

/* ============================================
   SPEC SHEET (data sheet style)
   ============================================ */
.spec-sheet {
    max-width: 800px;
    margin: 0 auto 48px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    overflow: hidden;
}
.spec-row {
    display: flex;
    align-items: baseline;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    padding: 14px 28px;
    transition: background var(--transition-fast);
}
.spec-row:last-child {
    border-bottom: none;
}
.spec-row:hover {
    background: rgba(255,255,255,0.015);
}
.spec-label {
    width: 140px;
    flex-shrink: 0;
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--text-muted);
    line-height: 1.6;
}
.spec-value {
    flex: 1;
    font-size: 0.88rem;
    font-weight: 400;
    color: var(--text-primary);
    line-height: 1.6;
    font-family: 'SF Mono', 'Consolas', 'Menlo', monospace;
    letter-spacing: 0.01em;
}

/* ============================================
   APP TAGS (application labels)
   ============================================ */
.app-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
    margin-bottom: 36px;
}
.app-tag {
    display: inline-block;
    padding: 5px 14px;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    border-radius: 3px;
    transition: border-color 0.2s ease, color 0.2s ease;
    background: transparent;
}
.app-tag:hover {
    border-color: rgba(37, 99, 235, 0.3);
    color: var(--accent-light);
}

/* CTA Wrapper */
.cta-wrap {
    text-align: center;
    margin-top: 32px;
}

/* ============================================
   CAPABILITY STATS
   ============================================ */
.capability-stats {
    display: grid;
    grid-template-columns: repeat(5, 200px);
    gap: 24px;
    margin-bottom: 48px;
    justify-content: center;
}
.cap-stat {
    text-align: center;
    padding: 24px 16px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
}
.cap-stat-number {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 6px;
    letter-spacing: -0.02em;
    white-space: nowrap;
}
.cap-stat-label {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}
.cap-stat-desc {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ============================================
   PROCESS PAGE STYLES
   ============================================ */
.process-card {
    max-width: 1100px;
    margin: 0 auto 60px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

/* --- Card top bar --- */
.process-card-top {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 28px 36px;
    border-bottom: 1px solid var(--border-light);
    flex-wrap: wrap;
}
.cnc-top { border-left: 4px solid #a855f7; }
.cold-top { border-left: 4px solid var(--accent); }

.process-card-icon {
    width: 56px; height: 56px;
    display: flex; align-items: center; justify-content: center;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}
.cnc-top .process-card-icon { background: rgba(168,85,247,0.12); color: #a855f7; }
.cold-top .process-card-icon { background: var(--accent-subtle); color: var(--accent); }
.process-card-icon svg { width: 28px; height: 28px; }

.process-card-title h2 {
    font-size: 1.35rem; font-weight: 700;
    color: var(--text-primary); margin-bottom: 4px;
}
.process-card-title p { font-size: 0.875rem; color: var(--text-muted); }

.process-card-stats { margin-left: auto; display: flex; gap: 28px; }
.pcs-item { text-align: center; }
.pcs-value { display: block; font-size: 1.35rem; font-weight: 700; }
.cnc-top .pcs-value { color: #a855f7; }
.cold-top .pcs-value { color: var(--accent); }
.pcs-label {
    display: block; font-size: 0.72rem; color: var(--text-muted);
    text-transform: uppercase; letter-spacing: 0.5px; margin-top: 2px;
}

/* --- Steps --- */
.process-steps { padding: 36px; }

.pstep {
    display: grid; grid-template-columns: 48px 1fr; gap: 20px;
    padding: 20px 0; border-bottom: 1px solid var(--border-light);
    transition: background 0.2s ease;
}
.pstep:last-child { border-bottom: none; padding-bottom: 0; }
.pstep:first-child { padding-top: 0; }
.pstep:hover {
    background: rgba(255,255,255,0.015);
    margin: 0 -12px; padding-left: 12px; padding-right: 12px;
    border-radius: var(--radius-sm);
}

.pstep-indicator { display: flex; align-items: flex-start; justify-content: center; padding-top: 2px; }
.pstep-indicator span {
    display: flex; align-items: center; justify-content: center;
    width: 40px; height: 40px; border-radius: 50%;
    font-size: 0.95rem; font-weight: 700;
    background: var(--border-light); color: var(--text-secondary);
    border: 2px solid transparent; transition: all 0.2s ease;
}
.pstep:hover .pstep-indicator span {
    background: var(--accent-subtle); color: var(--accent); border-color: var(--accent);
}

.pstep-head { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; flex-wrap: wrap; }
.pstep-head h4 { font-size: 1.05rem; font-weight: 600; color: var(--text-primary); }
.pstep-tag {
    padding: 3px 10px; border-radius: 12px;
    font-size: 0.7rem; font-weight: 600; letter-spacing: 0.3px; text-transform: uppercase;
    background: rgba(255,255,255,0.05); color: var(--text-muted);
    border: 1px solid var(--border-light);
}

.pstep-body > p {
    font-size: 0.875rem; color: var(--text-secondary);
    line-height: 1.65; margin-bottom: 10px;
}

.pstep-specs { display: flex; flex-wrap: wrap; gap: 10px; list-style: none; padding: 0; margin: 0; }
.pstep-specs li {
    font-size: 0.78rem; color: var(--text-muted);
    padding: 3px 10px; background: rgba(255,255,255,0.03);
    border-radius: 4px; border: 1px solid rgba(255,255,255,0.06);
}

/* --- Gallery --- */
.process-gallery {
    display: grid; grid-template-columns: repeat(3, 320px); gap: 20px;
    justify-content: center; padding: 28px 36px 36px;
    border-top: 1px solid var(--border-light);
}
.pg-item { border-radius: var(--radius-sm); overflow: hidden; }
.pg-item img {
    width: 320px; height: 200px; object-fit: cover; display: block;
    transition: transform 0.35s ease;
}
.pg-item:hover img { transform: scale(1.06); }
.pg-item span {
    display: block; text-align: center;
    font-size: 0.75rem; color: var(--text-muted); padding: 8px 0 0;
}

.tech-specs { display: flex; gap: 16px; margin-top: 16px; flex-wrap: wrap; }
.tech-spec {
    padding: 6px 12px; background: rgba(var(--accent-rgb), 0.1);
    border-radius: var(--radius-sm); font-size: 0.75rem; font-weight: 600; color: var(--accent);
}

/* --- QC Card --- */
.qc-card {
    max-width: 1100px;
    margin: 0 auto 48px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px 36px;
}

.qc-row {
    display: grid;
    grid-template-columns: 220px auto 220px auto 220px auto 220px;
    align-items: start;
    gap: 0;
}

.qc-step {
    text-align: center;
    padding: 0 8px;
}
.qc-num {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 1px;
    margin-bottom: 12px;
    text-transform: uppercase;
}
.qc-icon {
    width: 64px; height: 64px;
    margin: 0 auto 16px;
    display: flex; align-items: center; justify-content: center;
    background: var(--accent-subtle);
    border-radius: 50%;
    color: var(--accent);
}
.qc-icon svg { width: 28px; height: 28px; }
.qc-step h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}
.qc-step p {
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.qc-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 48px;
    color: var(--border-color);
}
.qc-arrow svg {
    width: 24px; height: 24px;
}

/* ============================================
   CAPACITY PAGE STYLES
   ============================================ */
.capacity-grid {
    display: grid;
    grid-template-columns: repeat(3, 360px);
    gap: 24px;
    justify-content: center;
    margin-bottom: 60px;
}

.capacity-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 36px 32px;
    transition: border-color 0.2s ease;
}
.capacity-card:hover {
    border-color: rgba(255,255,255,0.12);
    box-shadow: 0 0 0 1px rgba(37,99,235,0.1);
}

.capacity-card-icon {
    width: 48px; height: 48px;
    display: flex; align-items: center; justify-content: center;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
}
.cold-icon { background: rgba(37,99,235,0.1); color: var(--accent); }
.cnc-icon { background: rgba(168,85,247,0.1); color: #a855f7; }
.surf-icon { background: rgba(34,197,94,0.1); color: #22c55e; }
.capacity-card-icon svg { width: 24px; height: 24px; }

.capacity-card h3 {
    font-size: 1.1rem; font-weight: 600;
    color: var(--text-primary); margin-bottom: 16px;
}

.capacity-metrics {
    display: flex; align-items: baseline; gap: 8px;
    margin-bottom: 16px;
}
.cm-value {
    font-size: 2.2rem; font-weight: 800;
    color: var(--accent); letter-spacing: -0.03em;
    line-height: 1;
}
.cm-unit {
    font-size: 0.75rem; color: var(--text-muted);
    text-transform: uppercase; letter-spacing: 0.5px;
}

.capacity-card > p {
    font-size: 0.85rem; color: var(--text-secondary);
    line-height: 1.6; margin-bottom: 20px;
}

.capacity-specs {
    list-style: none; padding: 0; margin: 0;
    border-top: 1px solid var(--border-light); padding-top: 16px;
}
.capacity-specs li {
    display: flex; gap: 8px;
    font-size: 0.8rem; color: var(--text-secondary);
    padding: 6px 0; line-height: 1.5;
}
.capacity-specs li span {
    color: var(--text-muted); font-weight: 500;
    min-width: 90px; flex-shrink: 0;
}

/* --- Delivery Timeline --- */
.delivery-card {
    max-width: 1100px; margin: 0 auto 60px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px 36px;
}

.delivery-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
}

.delivery-step {
    text-align: center; padding: 0 8px;
}
.del-step-icon {
    width: 64px; height: 64px;
    margin: 0 auto 16px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 50%;
}

/* ============================================
   BLOG STYLES - Listing + Article Pages
   Industrial Steel + Warm Gold Accent Theme
   ============================================ */

:root {
    --blog-gold: #d4af37;
    --blog-gold-dark: #b8962c;
    --blog-gold-light: #e8cc6e;
    --blog-gold-subtle: rgba(212, 175, 55, 0.1);
    --blog-steel: #243447;
    --blog-steel-light: #2c3e50;
    --blog-steel-dark: #1a2332;
    --blog-border-hover: rgba(74, 90, 106, 0.6);
}

/* --- Blog Layout: Two-Column Main + Sidebar --- */
.blog-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 40px;
    align-items: start;
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 24px;
}
.blog-main {
    min-width: 0;
}
.blog-sidebar {
    position: sticky; top: 100px;
}

/* --- Blog Listing: Intro --- */
.blog-intro {
    margin-bottom: 40px;
}
.blog-intro p {
    font-size: 1.05rem; color: var(--text-secondary);
    line-height: 1.7;
    max-width: 680px;
    text-align: center;
    margin-left: auto; margin-right: auto;
}

/* --- Blog Listing: Featured Article --- */
.blog-featured {
    margin-bottom: 44px;
}
.blog-featured-link {
    display: grid;
    grid-template-columns: 1fr 1fr;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    text-decoration: none;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.blog-featured-link:hover {
    border-color: var(--blog-border-hover);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}
.blog-featured-img {
    min-height: 320px;
    aspect-ratio: 16 / 9;
    background: #0f1724;
    display: flex; align-items: center; justify-content: center;
    position: relative; overflow: hidden;
}

.blog-featured-img::before {
    content: '';
    position: absolute; inset: 0;
    background: rgba(7, 14, 24, 0.12);
    pointer-events: none;
    z-index: 1;
}
.blog-featured-img img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.35s ease;
}
.blog-featured-link:hover .blog-featured-img img {
    transform: scale(1.025);
}
.blog-featured-img svg {
    width: 80px; height: 80px;
    color: rgba(255,255,255,0.1);
    position: relative; z-index: 1;
}
.blog-featured-body {
    padding: 36px 40px;
    display: flex; flex-direction: column;
    justify-content: center;
    gap: 12px;
}
.blog-featured-body .blog-cat-tag {
    align-self: flex-start;
}
.blog-featured-body h2 {
    font-size: 1.5rem; font-weight: 700;
    color: var(--text-primary);
    line-height: 1.35; margin: 0;
}
.blog-featured-body p {
    font-size: 0.92rem; color: var(--text-secondary);
    line-height: 1.65; margin: 0;
}
.blog-featured-body .blog-date {
    margin-top: 4px;
}

/* --- Category Tag (Gold Theme) --- */
.blog-cat-tag {
    display: inline-block;
    font-size: 0.68rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.8px;
    color: var(--blog-gold);
    background: var(--blog-gold-subtle);
    padding: 4px 12px; border-radius: 20px;
    border: 1px solid rgba(212, 175, 55, 0.15);
}

/* --- Date Label --- */
.blog-date {
    font-size: 0.78rem; color: var(--text-muted);
    font-weight: 500;
}

/* --- Blog Listing: 3-Column Fixed Card Grid --- */
.blog-card-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(300px, 340px));
    gap: 24px;
    margin-bottom: 48px;
    justify-content: center;
}

/* --- Blog Card (Steel Theme) --- */
.blog-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}
.blog-card:hover {
    border-color: var(--blog-border-hover);
    transform: translateY(-4px);
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.3);
}
.blog-card-img {
    height: 180px;
    position: relative; overflow: hidden;
    aspect-ratio: 16 / 9;
    background: #111c2a;
    display: flex; align-items: center; justify-content: center;
}
.blog-card-img::after {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(to top, rgba(15,23,42,0.55) 0%, transparent 50%);
    z-index: 1;
}
.blog-card-img svg {
    width: 42px; height: 42px;
    color: rgba(255,255,255,0.06);
    position: relative; z-index: 0;
}
.blog-card-img img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.35s ease;
}
.blog-card:hover .blog-card-img img {
    transform: scale(1.035);
}
.blog-card .blog-cat-tag {
    position: absolute; top: 12px; left: 12px;
    z-index: 2;
}
.blog-card-body {
    padding: 18px 20px 22px;
    display: flex; flex-direction: column; gap: 6px;
}
.blog-card-body h3 {
    font-size: 0.95rem; font-weight: 700; margin: 0;
    line-height: 1.35;
}
.blog-card-body h3 a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.2s ease;
}
.blog-card:hover h3 a {
    color: var(--blog-gold-light);
}
.blog-card-body p {
    font-size: 0.8rem; color: var(--text-secondary);
    line-height: 1.55; margin: 0;
}

/* --- Blog CTA Bar (Steel + Gold Theme) --- */
.blog-cta-bar {
    background: linear-gradient(135deg, #1a2332 0%, #243447 50%, #2c3e50 100%);
    border: 1px solid rgba(212, 175, 55, 0.18);
    border-radius: var(--radius-lg);
    padding: 40px 44px;
    text-align: center;
}
.blog-cta-bar h3 {
    font-size: 1.3rem; font-weight: 700;
    color: #fff; margin: 0 0 8px;
}
.blog-cta-bar p {
    font-size: 0.9rem; color: rgba(255,255,255,0.65);
    line-height: 1.6; margin: 0 0 22px;
    max-width: 480px; margin-left: auto; margin-right: auto;
}
.blog-cta-bar .btn-cta-gold {
    background: linear-gradient(135deg, var(--blog-gold), var(--blog-gold-dark));
    color: #1a1a1a;
    font-weight: 700;
    padding: 12px 32px;
    border-radius: 8px;
    display: inline-block; text-decoration: none;
    font-size: 0.88rem;
    letter-spacing: 0.3px;
    transition: box-shadow 0.3s ease, transform 0.2s ease;
}
.blog-cta-bar .btn-cta-gold:hover {
    box-shadow: 0 4px 24px rgba(212, 175, 55, 0.35);
    transform: translateY(-1px);
}

/* --- Sidebar --- */

/* Sidebar Section Title */
.blog-sidebar-title {
    font-size: 0.78rem; font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase; letter-spacing: 1.2px;
    margin: 0 0 16px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-light);
}

/* Sidebar Category Tags */
.blog-sidebar-tags {
    display: flex; flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 28px;
}
.blog-sb-tag {
    display: inline-block;
    font-size: 0.72rem; font-weight: 600;
    color: var(--text-secondary);
    text-decoration: none;
    padding: 7px 14px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    transition: all 0.2s ease;
}
.blog-sb-tag:hover,
.blog-sb-tag.active {
    color: var(--blog-gold);
    background: var(--blog-gold-subtle);
    border-color: rgba(212, 175, 55, 0.3);
}
.blog-sb-tag .blog-sb-count {
    font-size: 0.65rem; color: var(--text-muted);
    margin-left: 4px;
}

/* Sidebar Popular Posts */
.blog-sidebar-posts {
    list-style: none; padding: 0; margin: 0 0 28px;
    display: flex; flex-direction: column; gap: 0;
}
.blog-sidebar-posts li {
    border-bottom: 1px solid var(--border-light);
}
.blog-sidebar-posts li:last-child {
    border-bottom: none;
}
.blog-sb-post-link {
    display: block; padding: 12px 0;
    text-decoration: none;
    transition: padding-left 0.2s ease;
    border-left: 2px solid transparent;
    padding-left: 0;
}
.blog-sb-post-link:hover {
    padding-left: 12px;
    border-left-color: var(--blog-gold);
}
.blog-sb-post-title {
    font-size: 0.82rem; font-weight: 600;
    color: var(--text-primary);
    line-height: 1.4;
    display: block;
    margin-bottom: 4px;
    transition: color 0.2s ease;
}
.blog-sb-post-link:hover .blog-sb-post-title {
    color: var(--blog-gold-light);
}
.blog-sb-post-date {
    font-size: 0.7rem; color: var(--text-muted);
}

/* Sidebar Mini CTA Widget */
.blog-sidebar-cta {
    background: linear-gradient(135deg, #1a2332 0%, #243447 100%);
    border: 1px solid rgba(212, 175, 55, 0.12);
    border-radius: var(--radius-md);
    padding: 24px;
    text-align: center;
}
.blog-sidebar-cta svg {
    width: 28px; height: 28px;
    color: var(--blog-gold);
    margin-bottom: 12px;
    opacity: 0.7;
}
.blog-sidebar-cta h4 {
    font-size: 0.9rem; font-weight: 700;
    color: #fff; margin: 0 0 8px;
}
.blog-sidebar-cta p {
    font-size: 0.75rem; color: rgba(255,255,255,0.55);
    line-height: 1.5; margin: 0 0 14px;
}
.blog-sidebar-cta .blog-sb-btn {
    display: block; width: 100%;
    background: linear-gradient(135deg, var(--blog-gold), var(--blog-gold-dark));
    color: #1a1a1a;
    font-weight: 700; font-size: 0.78rem;
    padding: 10px 0;
    border-radius: 6px;
    text-decoration: none;
    letter-spacing: 0.3px;
    transition: box-shadow 0.3s ease;
}
.blog-sidebar-cta .blog-sb-btn:hover {
    box-shadow: 0 4px 18px rgba(212, 175, 55, 0.3);
}

/* --- Blog Article: Meta Bar (Clean inline style) --- */
.blog-meta-bar {
    margin: 0 0 32px;
    display: flex; align-items: center; justify-content: center; gap: 10px;
}
.blog-meta-bar .blog-date {
    font-size: 0.85rem; font-weight: 400;
}
.blog-meta-bar .blog-cat-tag {
    font-size: 0.72rem;
}
.blog-meta-sep {
    color: var(--border-color);
    font-size: 0.85rem;
}
.blog-meta-by {
    font-size: 0.85rem; color: var(--text-secondary); font-weight: 400;
}

/* --- Blog Article: Content Typography --- */
.blog-content {
    margin: 0;
}
.blog-content h2 {
    font-size: 1.55rem; font-weight: 700;
    color: var(--text-primary);
    margin: 40px 0 16px;
    line-height: 1.3;
}
.blog-content h2:first-child {
    margin-top: 0;
}
.blog-content h3 {
    font-size: 1.15rem; font-weight: 600;
    color: var(--text-primary);
    margin: 28px 0 10px;
}
.blog-content p {
    font-size: 1.02rem; color: var(--text-secondary);
    line-height: 1.78; margin: 0 0 18px;
}
.blog-content hr {
    border: none;
    border-top: 1px solid var(--border-light);
    margin: 36px 0;
}
.blog-content ol,
.blog-content ul {
    padding-left: 24px; margin: 0 0 18px;
}
.blog-content li {
    font-size: 1.02rem; color: var(--text-secondary);
    line-height: 1.75; margin-bottom: 8px;
}
.blog-content strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* --- Blog Article: Table (Gold accent header) --- */
.blog-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem; margin: 20px 0 28px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
}
.blog-table thead th {
    background: rgba(212, 175, 55, 0.08);
    color: var(--blog-gold-light);
    font-weight: 600; font-size: 0.78rem;
    text-transform: uppercase; letter-spacing: 0.5px;
    padding: 14px 16px; text-align: left;
    border-bottom: 1px solid var(--border-color);
}
.blog-table tbody td {
    color: var(--text-secondary);
    padding: 12px 16px;
    border-bottom: 1px solid rgba(255,255,255,0.03);
}
.blog-table tbody tr:last-child td {
    border-bottom: none;
}
.blog-table tbody tr:nth-child(even) td {
    background: rgba(255,255,255,0.01);
}
.blog-table tbody tr:hover td {
    background: rgba(212, 175, 55, 0.03);
}
.blog-table td:first-child {
    color: var(--text-primary); font-weight: 500;
}

/* --- Blog Article: Blockquote (Gold accent) --- */
.blog-blockquote {
    border-left: 4px solid var(--blog-gold);
    background: var(--blog-gold-subtle);
    padding: 20px 24px;
    margin: 24px 0;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.blog-blockquote p {
    font-style: italic;
    color: var(--text-light);
    margin: 0;
}

/* --- Blog Article: Related Articles --- */
.blog-related {
    max-width: 1100px;
    margin: 56px auto 0;
    padding-top: 40px;
    border-top: 1px solid var(--border-light);
}
.blog-related h3 {
    font-size: 1.2rem; font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 24px;
}
.blog-related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.blog-related-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px;
    text-decoration: none;
    transition: border-color 0.2s ease, transform 0.2s ease;
}
.blog-related-card:hover {
    border-color: var(--blog-border-hover);
    transform: translateY(-2px);
}
.blog-related-card .blog-cat-tag {
    margin-bottom: 10px;
}
.blog-related-card h4 {
    font-size: 0.92rem; font-weight: 600;
    color: var(--text-primary);
    line-height: 1.4; margin: 0 0 8px;
}
.blog-related-card p {
    font-size: 0.78rem; color: var(--text-muted);
    line-height: 1.5; margin: 0;
}

/* Explore Related Products -centered, same treatment as Related Articles */
.blog-product-links {
    max-width: 1100px;
    margin: 56px auto 0;
    padding-top: 40px;
    border-top: 1px solid var(--border-light);
}
.blog-product-links h3 {
    font-size: 1.2rem; font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 24px;
}

/* --- Pillar Hub: Navigation Grid --- */
.hub-nav {
    margin: 28px 0 0;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px 28px;
}
.hub-nav h3 {
    font-size: 0.85rem; font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 16px;
}
.hub-nav-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}
.hub-nav-card {
    display: flex; align-items: flex-start; gap: 12px;
    padding: 14px 16px;
    background: var(--dark-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    text-decoration: none;
    transition: border-color 0.2s ease;
}
.hub-nav-card:hover { border-color: var(--accent); }
.hub-nav-num {
    width: 32px; height: 32px; min-width: 32px;
    border-radius: 50%;
    background: var(--accent-subtle);
    color: var(--accent);
    display: flex; align-items: center; justify-content: center;
    font-size: 0.85rem; font-weight: 700;
}
.hub-nav-card strong {
    display: block; font-size: 0.82rem;
    color: var(--text-primary); line-height: 1.35;
    margin-bottom: 2px;
}
.hub-nav-card span {
    font-size: 0.72rem; color: var(--text-muted);
    line-height: 1.4;
}

/* --- Pillar Hub: Read More Link --- */
.hub-read-more {
    display: inline-block;
    margin-top: 8px; padding: 8px 0;
    font-size: 0.8rem; font-weight: 600;
    color: var(--accent); text-decoration: none;
    transition: opacity 0.2s ease;
}
.hub-read-more:hover { opacity: 0.8; text-decoration: underline; }

/* --- Pillar Hub: Decision Tree --- */
.hub-decision-tree {
    margin: 20px 0;
    display: flex; flex-direction: column;
    gap: 0; align-items: center;
}
.hub-dt-step {
    display: flex; align-items: flex-start; gap: 14px;
    padding: 16px 20px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    width: 100%; max-width: 560px;
}
.hub-dt-num {
    width: 30px; height: 30px; min-width: 30px;
    border-radius: 50%;
    background: var(--accent);
    color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.78rem; font-weight: 700;
}
.hub-dt-step strong {
    display: block; font-size: 0.85rem;
    color: var(--text-primary); line-height: 1.4;
    margin-bottom: 4px;
}
.hub-dt-step p {
    font-size: 0.76rem; color: var(--text-secondary);
    line-height: 1.45; margin: 0;
}
.hub-dt-arrow {
    font-size: 1.2rem; color: var(--accent);
    font-weight: 700; padding: 4px 0;
    opacity: 0.6;
}
.hub-dt-result {
    padding: 14px 20px;
    background: var(--accent-subtle);
    border: 1px solid rgba(37,99,235,0.2);
    border-radius: var(--radius-sm);
    width: 100%; max-width: 560px;
    font-size: 0.85rem; color: var(--text-primary);
    text-align: center;
}
@media (max-width: 640px) {
    .hub-nav-grid { grid-template-columns: 1fr; }
    .hub-nav { padding: 16px; }
}

/* --- Blog Article: Bottom CTA (Steel + Gold Theme) --- */
.blog-article-cta {
    margin: 48px 0 0;
    background: linear-gradient(135deg, #1a2332 0%, #243447 50%, #2c3e50 100%);
    border: 1px solid rgba(212, 175, 55, 0.18);
    border-radius: var(--radius-md);
    padding: 36px 40px;
    text-align: center;
}
.blog-article-cta h3 {
    font-size: 1.2rem; font-weight: 700;
    color: #fff; margin: 0 0 6px;
}
.blog-article-cta p {
    font-size: 0.9rem; color: rgba(255,255,255,0.6);
    margin: 0 0 18px;
    max-width: 440px; margin-left: auto; margin-right: auto;
    line-height: 1.55;
}
.blog-article-cta .btn-cta-gold {
    background: linear-gradient(135deg, var(--blog-gold), var(--blog-gold-dark));
    color: #1a1a1a;
    font-weight: 700;
    padding: 10px 28px;
    border-radius: 7px;
    display: inline-block; text-decoration: none;
    font-size: 0.88rem;
    letter-spacing: 0.3px;
    transition: box-shadow 0.3s ease, transform 0.2s ease;
}
.blog-article-cta .btn-cta-gold:hover {
    box-shadow: 0 4px 20px rgba(212, 175, 55, 0.35);
    transform: translateY(-1px);
}

/* --- Blog Article: Two-Column Layout (Content + TOC Sidebar, Centered) --- */
.blog-article-layout {
    max-width: 1140px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 48px;
    align-items: start;
}
.blog-article-body {
    min-width: 0;
}
.blog-article-side {
}

/* --- Article TOC (Table of Contents) --- */
.blog-toc {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px;
    margin-bottom: 20px;
}
.blog-toc-title {
    font-size: 0.78rem; font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase; letter-spacing: 1.2px;
    margin: 0 0 16px;
    display: flex; align-items: center; gap: 8px;
}
.blog-toc-title svg {
    width: 14px; height: 14px;
    color: var(--blog-gold);
}
.blog-toc-list {
    list-style: none; padding: 0; margin: 0;
    display: flex; flex-direction: column; gap: 0;
}
.blog-toc-item {
    border-left: 2px solid transparent;
    transition: border-color 0.2s ease;
}
.blog-toc-item:hover {
    border-left-color: var(--blog-gold);
}
.blog-toc-link {
    display: block;
    padding: 7px 0 7px 12px;
    font-size: 0.76rem; color: var(--text-secondary);
    text-decoration: none;
    line-height: 1.4;
    transition: color 0.2s ease;
}
.blog-toc-link:hover,
.blog-toc-item.active .blog-toc-link {
    color: var(--blog-gold-light);
}
.blog-toc-link.toc-h3 {
    padding-left: 24px;
    font-size: 0.72rem;
    color: var(--text-muted);
}
.blog-toc-toggle {
    display: none;
}

/* --- Sidebar Trust Card --- */
.blog-trust-card {
    background: linear-gradient(135deg, #1a2332 0%, #243447 100%);
    border: 1px solid rgba(212, 175, 55, 0.12);
    border-radius: var(--radius-md);
    padding: 20px;
    margin-bottom: 20px;
}
.blog-trust-card h4 {
    font-size: 0.82rem; font-weight: 700;
    color: #fff; margin: 0 0 12px;
}
.blog-trust-items {
    list-style: none; padding: 0; margin: 0;
    display: flex; flex-direction: column; gap: 8px;
}
.blog-trust-item {
    display: flex; align-items: flex-start; gap: 8px;
    font-size: 0.73rem; color: rgba(255,255,255,0.6);
    line-height: 1.45;
}
.blog-trust-item svg {
    width: 16px; height: 16px;
    color: var(--blog-gold);
    flex-shrink: 0; margin-top: 1px;
    opacity: 0.8;
}

/* --- Sidebar Inquiry Form --- */
.blog-inquiry-form {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px;
}
.blog-inquiry-form h4 {
    font-size: 0.82rem; font-weight: 700;
    color: var(--text-primary); margin: 0 0 10px;
}
.blog-inquiry-form p {
    font-size: 0.72rem; color: var(--text-muted);
    line-height: 1.5; margin: 0 0 14px;
}
.blog-inquiry-form input,
.blog-inquiry-form select,
.blog-inquiry-form textarea {
    width: 100%;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 8px 10px;
    font-size: 0.73rem; color: var(--text-primary);
    font-family: var(--font-family);
    margin-bottom: 8px;
    transition: border-color 0.2s ease;
    box-sizing: border-box;
}
.blog-inquiry-form input:focus,
.blog-inquiry-form select:focus,
.blog-inquiry-form textarea:focus {
    outline: none;
    border-color: var(--blog-gold);
}
.blog-inquiry-form textarea {
    min-height: 64px; resize: vertical;
}
.blog-inquiry-form select {
    color: var(--text-secondary);
}
.blog-inquiry-form select option {
    background: var(--card-bg); color: var(--text-primary);
}
.blog-inquiry-form .btn-cta-gold {
    display: block; width: 100%;
    text-align: center; box-sizing: border-box;
    padding: 10px 0;
    font-size: 0.78rem;
    border: none; cursor: pointer;
    border-radius: var(--radius-sm);
}

/* --- Article Social Share Bar --- */
.blog-social-share {
    margin: 40px 0 0;
    padding-top: 32px;
    border-top: 1px solid var(--border-light);
    text-align: center;
}
.blog-social-share p {
    font-size: 0.82rem; color: var(--text-muted);
    margin: 0 0 16px;
    font-weight: 500;
    letter-spacing: 0.2px;
}
.blog-social-icons {
    display: flex; justify-content: center; gap: 12px;
}
.blog-social-btn {
    display: flex; align-items: center; justify-content: center;
    width: 42px; height: 42px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    text-decoration: none;
    transition: all 0.25s ease;
}
.blog-social-btn svg {
    width: 18px; height: 18px;
    color: var(--text-secondary);
    transition: color 0.25s ease;
}
.blog-social-btn:hover {
    border-color: var(--blog-gold);
    transform: translateY(-2px);
}
.blog-social-btn:hover svg {
    color: var(--blog-gold);
}
.blog-social-btn.fb:hover { border-color: #1877f2; }
.blog-social-btn.fb:hover svg { color: #1877f2; }
.blog-social-btn.in:hover { border-color: #0a66c2; }
.blog-social-btn.in:hover svg { color: #0a66c2; }
.blog-social-btn.wa:hover { border-color: #25d366; }
.blog-social-btn.wa:hover svg { color: #25d366; }
.blog-social-btn.yt:hover { border-color: #ff0000; }
.blog-social-btn.yt:hover svg { color: #ff0000; }

/* ====== AL: Aluminum Frame Solution Modules ====== */
.al-challenge-grid {
    max-width: 1000px; margin: 0 auto 48px;
    display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px;
}
.al-challenge-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 22px 18px 20px;
    text-align: center;
    display: flex; flex-direction: column; align-items: center; gap: 10px;
    transition: border-color var(--transition-fast);
}
.al-challenge-card:hover { border-color: var(--accent); }
.al-challenge-card svg {
    width: 26px; height: 26px; color: var(--accent);
    flex-shrink: 0;
}
.al-challenge-card h4 {
    font-size: 0.8rem; font-weight: 700; color: var(--text-primary);
    line-height: 1.3;
}
.al-challenge-card p {
    font-size: 0.72rem; color: var(--text-secondary); line-height: 1.5;
    margin: 0;
}
.al-challenge-card p strong {
    color: var(--accent); font-weight: 600;
}

/* ====== PP: Pain Point Challenge Grid (3-col) ====== */
.pp-challenge-grid {
    max-width: 1000px; margin: 0 auto 48px;
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.pp-challenge-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 28px 24px 24px;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    display: flex; flex-direction: column; gap: 12px;
}
.pp-challenge-card:hover {
    border-color: var(--accent);
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.pp-challenge-icon {
    width: 36px; height: 36px;
    display: flex; align-items: center; justify-content: center;
    background: var(--accent-subtle);
    border-radius: 8px;
    flex-shrink: 0;
}
.pp-challenge-icon svg {
    width: 18px; height: 18px; color: var(--accent);
}
.pp-challenge-card h4 {
    font-size: 0.88rem; font-weight: 700; color: var(--text-primary);
    line-height: 1.3; margin: 0;
}
.pp-challenge-card p {
    font-size: 0.78rem; color: var(--text-secondary); line-height: 1.6;
    margin: 0;
}
.pp-challenge-card p strong {
    color: var(--accent); font-weight: 600;
}

.al-module {
    max-width: 880px; margin: 0 auto 20px;
    display: flex; gap: 18px; align-items: flex-start;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 22px 24px;
    transition: border-color var(--transition-fast);
}
.al-module:hover { border-color: var(--accent); }
.al-module-left {
    display: flex; flex-direction: column; align-items: center; gap: 8px;
    flex-shrink: 0; width: 52px;
}
.al-module-num {
    font-size: 1.5rem; font-weight: 800; color: var(--accent);
    line-height: 1; opacity: 0.25;
}
.al-module-icon {
    width: 38px; height: 38px;
    background: var(--accent-subtle);
    border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
}
.al-module-icon svg {
    width: 19px; height: 19px; color: var(--accent);
}
.al-module-body {
    flex: 1;
}
.al-module-body h3 {
    font-size: 0.95rem; font-weight: 700; color: var(--text-primary);
    margin-bottom: 6px; line-height: 1.35;
}
.al-module-body > p {
    font-size: 0.78rem; color: var(--text-secondary); line-height: 1.55;
    margin-bottom: 12px;
}
.al-module-grid {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px;
}
.al-module-item {
    display: flex; align-items: flex-start; gap: 7px;
    font-size: 0.75rem; color: var(--text-secondary); line-height: 1.4;
}
.al-module-item svg {
    width: 14px; height: 14px; flex-shrink: 0;
    color: var(--accent); margin-top: 2px;
}
.al-module-item:only-child { grid-column: span 2; }
.al-module-note {
    font-size: 0.75rem; color: var(--accent-light);
    margin-top: 10px; padding-top: 10px;
    border-top: 1px solid var(--border-color);
    line-height: 1.5;
}

/* ====== AL: Frame Types ====== */
.al-frame-types {
    max-width: 1000px; margin: 0 auto 48px;
    display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px;
}
.al-frame-type {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 24px 16px;
    text-align: center;
    display: flex; flex-direction: column; align-items: center; gap: 10px;
    transition: border-color var(--transition-fast);
}
.al-frame-type:hover { border-color: var(--accent); }
.al-frame-type svg {
    width: 28px; height: 28px; color: var(--accent);
}
.al-frame-type h4 {
    font-size: 0.78rem; font-weight: 700; color: var(--text-primary);
    line-height: 1.3;
}
.al-frame-type p {
    font-size: 0.7rem; color: var(--text-muted); margin: 0;
}

/* ====== MP: Manufacturing Pipeline ====== */
.mfg-pipeline {
    max-width: 1100px; margin: 0 auto 48px;
    display: grid; grid-template-columns: repeat(4, 1fr);
    gap: 0; position: relative;
}
.mfg-pipeline::before {
    content: '';
    position: absolute; top: 48px; left: 60px; right: 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--accent) 0%, var(--accent) 25%, var(--accent-light) 25%, var(--accent-light) 50%, #7c3aed 50%, #7c3aed 75%, #059669 75%, #059669 100%);
    opacity: 0.3;
    z-index: 0;
}
.mfg-step {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0 20px 24px;
    display: flex; flex-direction: column; align-items: center;
    text-align: center; gap: 12px;
    position: relative; z-index: 1;
    margin: 0 8px;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.mfg-step:hover {
    border-color: var(--accent);
    box-shadow: 0 4px 16px rgba(0,0,0,0.08);
}
.mfg-step-num {
    width: 44px; height: 44px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.1rem; font-weight: 800; color: #fff;
    flex-shrink: 0; position: relative;
    z-index: 2;
    margin-top: -22px;
}
.mfg-step:nth-child(1) .mfg-step-num { background: var(--accent); }
.mfg-step:nth-child(2) .mfg-step-num { background: var(--accent-light); }
.mfg-step:nth-child(3) .mfg-step-num { background: #7c3aed; }
.mfg-step:nth-child(4) .mfg-step-num { background: #059669; }
.mfg-step-icon {
    width: 40px; height: 40px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    background: var(--dark-bg);
    border: 1px solid var(--border-color);
}
.mfg-step-icon svg {
    width: 19px; height: 19px; color: var(--accent);
}
.mfg-step h4 {
    font-size: 0.88rem; font-weight: 700; color: var(--text-primary);
    line-height: 1.3; margin: 0;
}
.mfg-step p {
    font-size: 0.73rem; color: var(--text-secondary);
    line-height: 1.55; margin: 0;
}
.mfg-step-highlights {
    display: flex; gap: 6px; flex-wrap: wrap; justify-content: center;
}
.mfg-step-highlights span {
    font-size: 0.6rem; font-weight: 600;
    padding: 3px 10px; border-radius: 3px;
    background: var(--dark-bg);
    color: var(--text-secondary);
    border: 0.5px solid var(--border-color);
}

@media (max-width: 900px) {
    .mfg-pipeline { grid-template-columns: repeat(2, 1fr); gap: 28px 12px; }
    .mfg-pipeline::before { display: none; }
    .mfg-step { margin: 0; }
}
@media (max-width: 600px) {
    .mfg-pipeline { grid-template-columns: 1fr; gap: 20px; }
}

/* ====== SH: Solutions Hub -Anchor Nav ====== */
.sh-anchor-nav {
    max-width: 860px; margin: 0 auto 32px;
    display: flex; gap: 8px; justify-content: center;
    flex-wrap: wrap;
    padding: 0 16px;
}
.sh-anchor-nav a {
    display: inline-block;
    padding: 6px 16px;
    font-size: 0.7rem; font-weight: 600;
    color: var(--text-secondary);
    text-decoration: none;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    transition: all var(--transition-fast);
    letter-spacing: 0.3px;
}
.sh-anchor-nav a:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-subtle);
}

/* ====== SH: Certification Bar ====== */
.sh-cert-bar {
    max-width: 900px; margin: 0 auto 48px;
    display: flex; gap: 16px; justify-content: center;
    flex-wrap: wrap;
}
.sh-cert-item {
    display: flex; align-items: center; gap: 8px;
    padding: 10px 20px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.68rem; font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.4px;
    transition: border-color var(--transition-fast);
}
.sh-cert-item:hover { border-color: var(--accent); }
.sh-cert-item svg {
    width: 22px; height: 22px; border-radius: 50%; padding: 4px;
    flex-shrink: 0;
}
.sh-cert-item.iso svg   { background: var(--accent); stroke: #fff; }
.sh-cert-item.iatf svg  { background: #7c3aed; stroke: #fff; }
.sh-cert-item.reach svg { background: #059669; stroke: #fff; }
.sh-cert-item.rohs svg  { background: #f59e0b; stroke: #fff; }

/* ====== SH: Testimonials ====== */
.sh-testimonial-grid {
    max-width: 900px; margin: 0 auto 48px;
    display: grid; grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}
.sh-testimonial-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 24px;
    display: flex; flex-direction: column; gap: 14px;
}
.sh-testimonial-quote {
    font-size: 0.82rem; color: var(--text-primary);
    line-height: 1.6; font-style: italic;
    position: relative; padding-top: 8px;
}
.sh-testimonial-quote::before {
    content: '\201C';
    position: absolute; top: -12px; left: -4px;
    font-size: 2.4rem; color: var(--accent);
    font-style: normal; line-height: 1; opacity: 0.4;
}
.sh-testimonial-author {
    display: flex; align-items: center; gap: 10px;
    padding-top: 6px; border-top: 1px solid var(--border-color);
}
.sh-testimonial-avatar {
    width: 34px; height: 34px; border-radius: 50%;
    background: var(--accent-subtle);
    display: flex; align-items: center; justify-content: center;
    font-size: 0.75rem; font-weight: 700; color: var(--accent);
    flex-shrink: 0;
}
.sh-testimonial-info strong {
    display: block; font-size: 0.78rem; color: var(--text-primary);
    font-weight: 600;
}
.sh-testimonial-info span {
    font-size: 0.65rem; color: var(--text-muted);
}

/* ====== SH: Mid-Page CTA ====== */
.sh-mid-cta {
    max-width: 680px; margin: 0 auto 48px;
    padding: 32px 36px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-left: 3px solid var(--accent);
    border-radius: var(--radius-sm);
    display: flex; align-items: center; gap: 28px;
}
.sh-mid-cta-body {
    flex: 1;
}
.sh-mid-cta-body h3 {
    font-size: 0.95rem; font-weight: 700; color: var(--text-primary);
    margin-bottom: 6px;
}
.sh-mid-cta-body p {
    font-size: 0.76rem; color: var(--text-secondary);
    line-height: 1.5; margin: 0;
}
.sh-mid-cta-action {
    flex-shrink: 0;
}
@media (max-width: 600px) {
    .sh-mid-cta { flex-direction: column; text-align: center; gap: 16px; }
}

/* ====== SH: FAQ ====== */
.sh-faq {
    max-width: 760px; margin: 0 auto 48px;
}
.sh-faq details {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    margin-bottom: 8px;
    transition: border-color var(--transition-fast);
}
.sh-faq details:hover { border-color: var(--accent); }
.sh-faq summary {
    padding: 16px 44px 16px 20px;
    font-size: 0.85rem; font-weight: 600; color: var(--text-primary);
    cursor: pointer; list-style: none;
    position: relative;
}
.sh-faq summary::-webkit-details-marker { display: none; }
.sh-faq summary::after {
    content: '+';
    position: absolute; right: 20px; top: 50%; transform: translateY(-50%);
    font-size: 1rem; color: var(--text-muted);
    transition: transform 0.2s ease;
}
.sh-faq details[open] summary::after { content: '\2013'; }
.sh-faq .sh-faq-answer {
    padding: 0 20px 18px;
    font-size: 0.78rem; color: var(--text-secondary);
    line-height: 1.6;
}

/* ====== AL: Responsive ====== */
@media (max-width: 900px) {
    .al-challenge-grid { grid-template-columns: repeat(3, 1fr); }
    .pp-challenge-grid { grid-template-columns: repeat(2, 1fr); }
    .al-module { flex-direction: column; padding: 18px 16px; }
    .al-module-left { flex-direction: row; width: auto; align-items: center; gap: 8px; }
    .al-module-grid { grid-template-columns: 1fr; }
    .al-frame-types { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 600px) {
    .al-challenge-grid { grid-template-columns: repeat(2, 1fr); }
    .pp-challenge-grid { grid-template-columns: 1fr; }
    .al-module-body h3 { font-size: 0.88rem; }
    .al-frame-types { grid-template-columns: repeat(2, 1fr); }
    .sh-testimonial-grid { grid-template-columns: 1fr; }
    .sh-anchor-nav a { font-size: 0.65rem; padding: 5px 12px; }
}

/* ====== CTA Section ====== */
.solution-cta {
    max-width: 800px; margin: 40px auto 0;
    padding: 48px 40px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    text-align: center;
}
.solution-cta h2 {
    font-size: 1.35rem; font-weight: 700; color: var(--text-primary);
    margin-bottom: 12px;
    line-height: 1.35;
}
.solution-cta > p {
    font-size: 0.9rem; color: var(--text-secondary);
    line-height: 1.55; margin-bottom: 24px;
    max-width: 560px; margin-left: auto; margin-right: auto;
}
.solution-cta-btns {
    display: flex; gap: 14px; justify-content: center;
    flex-wrap: wrap;
}
.btn-cta-primary {
    display: inline-flex; align-items: center;
    padding: 12px 28px;
    background: var(--accent);
    color: #fff;
    border-radius: var(--radius-sm);
    font-size: 0.9rem; font-weight: 600;
    text-decoration: none;
    transition: opacity var(--transition-fast);
}
.btn-cta-primary:hover { opacity: 0.88; }
.btn-cta-secondary {
    display: inline-flex; align-items: center;
    padding: 12px 28px;
    background: transparent;
    color: var(--accent);
    border: 1.5px solid var(--accent);
    border-radius: var(--radius-sm);
    font-size: 0.9rem; font-weight: 600;
    text-decoration: none;
    transition: background var(--transition-fast), color var(--transition-fast);
}
.btn-cta-secondary:hover {
    background: var(--accent);
    color: #fff;
}
.del-step-icon svg { width: 28px; height: 28px; }
.del-step-icon.standard { background: rgba(37,99,235,0.1); color: var(--accent); }
.del-step-icon.custom  { background: rgba(168,85,247,0.1); color: #a855f7; }
.del-step-icon.proto   { background: rgba(34,197,94,0.1); color: #22c55e; }
.del-step-icon.urgent  { background: rgba(239,68,68,0.1); color: #ef4444; }

.delivery-step h4 {
    font-size: 0.95rem; font-weight: 600;
    color: var(--text-primary); margin-bottom: 8px;
}
.del-time {
    font-size: 1.3rem; font-weight: 700;
    color: var(--accent); margin-bottom: 10px;
}
.delivery-step p {
    font-size: 0.78rem; color: var(--text-secondary);
    line-height: 1.55;
}

/* --- Scale Card --- */
.scale-card {
    max-width: 1100px; margin: 0 auto 60px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px 36px;
}
.scale-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
}
.scale-item { text-align: center; }
.scale-icon {
    width: 56px; height: 56px;
    margin: 0 auto 16px;
    display: flex; align-items: center; justify-content: center;
    background: var(--accent-subtle);
    border-radius: var(--radius-sm);
    color: var(--accent);
}
.scale-icon svg { width: 26px; height: 26px; }
.scale-item h4 {
    font-size: 0.95rem; font-weight: 600;
    color: var(--text-primary); margin-bottom: 8px;
}
.scale-item p {
    font-size: 0.8rem; color: var(--text-secondary);
    line-height: 1.6;
}

/* ============================================
   CERTIFICATIONS PAGE STYLES
   ============================================ */
.cert-card {
    max-width: 1100px; margin: 0 auto 60px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.cert-header {
    display: flex; align-items: center; gap: 20px;
    padding: 28px 36px;
    border-bottom: 1px solid var(--border-light);
    flex-wrap: wrap;
}
.cert-logo {
    width: 52px; height: 52px;
    display: flex; align-items: center; justify-content: center;
    background: rgba(34,197,94,0.1);
    border-radius: var(--radius-sm);
    color: #22c55e;
    flex-shrink: 0;
}
.cert-logo svg { width: 28px; height: 28px; }
.cert-title h3 { font-size: 1.2rem; font-weight: 700; color: var(--text-primary); margin-bottom: 2px; }
.cert-title p { font-size: 0.85rem; color: var(--text-muted); }
.cert-badge {
    margin-left: auto;
    padding: 4px 14px;
    background: rgba(34,197,94,0.1);
    border: 1px solid rgba(34,197,94,0.2);
    border-radius: 12px;
    font-size: 0.72rem; font-weight: 600;
    color: #22c55e;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.cert-images {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    padding: 32px 36px;
}

.cert-image-placeholder {
    background: rgba(255,255,255,0.02);
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-sm);
    height: 360px;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    gap: 12px;
    color: var(--text-muted);
    transition: border-color 0.2s ease;
}
.cert-image-placeholder:hover {
    border-color: rgba(37,99,235,0.3);
}
.cert-image-placeholder svg {
    width: 48px; height: 48px;
    opacity: 0.5;
}
.cert-image-placeholder span {
    font-size: 0.85rem;
    font-weight: 500;
}
.cert-image-placeholder small {
    font-size: 0.7rem;
    opacity: 0.5;
}

.cert-details {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    border-top: 1px solid var(--border-light);
}
.cert-detail {
    padding: 20px 24px;
    text-align: center;
    border-right: 1px solid var(--border-light);
}
.cert-detail:last-child { border-right: none; }
.cd-label {
    display: block;
    font-size: 0.7rem; color: var(--text-muted);
    text-transform: uppercase; letter-spacing: 0.5px;
    margin-bottom: 6px;
}
.cd-value {
    display: block;
    font-size: 0.9rem; font-weight: 600;
    color: var(--text-primary);
}

/* ============================================
   QUALITY QC FLOW & NAVIGATION STYLES
   ============================================ */
.qc-flow-card {
    max-width: 1100px; margin: 0 auto 60px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 36px 20px;
    overflow-x: auto;
}
.qc-flow-row {
    display: grid;
    grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr auto 1fr;
    gap: 0;
    min-width: 900px;
    align-items: start;
}
.qc-arrow-row {
    display: flex; align-items: center;
    padding-top: 60px;
    color: var(--border-color);
    flex-shrink: 0;
}
.qc-arrow-row svg { width: 22px; height: 22px; }
.qc-stage {
    text-align: center;
    padding: 0 6px;
}
.qc-stage-num {
    font-size: 0.65rem; font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 1.5px;
    margin-bottom: 10px;
}
.qc-stage-icon {
    width: 48px; height: 48px;
    margin: 0 auto 10px;
    display: flex; align-items: center; justify-content: center;
    background: rgba(37,99,235,0.1);
    border-radius: 50%;
    color: var(--accent);
}
.qc-stage-icon svg { width: 22px; height: 22px; }
.qc-stage h4 {
    font-size: 0.85rem; font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}
.qc-stage > p {
    font-size: 0.7rem; color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 8px;
}
.qc-stage-list {
    list-style: none; padding: 0; margin: 0;
}
.qc-stage-list li {
    font-size: 0.65rem; color: var(--text-muted);
    padding: 1px 0;
}
.qc-stage-list li::before {
    content: "\2022";
    color: var(--accent);
    margin-right: 5px;
}

/* Quality sub-page navigation cards */
.solutions-grid-alt {
    max-width: 1100px; margin: 0 auto 60px;
    display: flex; flex-direction: column;
    gap: 10px;
}
.sa-card {
    display: flex; align-items: center;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 18px 24px;
    gap: 16px;
    text-decoration: none;
    transition: border-color 0.2s ease;
}
.sa-card:hover {
    border-color: var(--accent);
}
.sa-card-icon {
    width: 48px; height: 48px;
    display: flex; align-items: center; justify-content: center;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}
.sa-card-icon svg { width: 24px; height: 24px; }
.sa-icon-cert { background: rgba(34,197,94,0.1); color: #22c55e; }
.sa-icon-test { background: rgba(37,99,235,0.1); color: #2563eb; }
.sa-icon-std { background: rgba(168,85,247,0.1); color: #a855f7; }
.sa-card-body { flex: 1; }
.sa-card-body h3 {
    font-size: 0.95rem; font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 3px;
}
.sa-card-body > p {
    font-size: 0.78rem; color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 8px;
}
.sa-card-tags {
    display: flex; gap: 6px; flex-wrap: wrap;
}
.sa-card-tags span {
    padding: 2px 10px;
    background: rgba(255,255,255,0.04);
    border-radius: 10px;
    font-size: 0.65rem; font-weight: 500;
    color: var(--text-muted);
}
.sa-card-arrow {
    flex-shrink: 0;
    color: var(--text-muted);
    transition: transform 0.2s ease, color 0.2s ease;
}
.sa-card:hover .sa-card-arrow { color: var(--accent); transform: translateX(3px); }
.sa-card-arrow svg { width: 20px; height: 20px; }

/* Documentation cards */
.docu-grid {
    max-width: 1100px; margin: 0 auto 60px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.docu-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px 20px;
    text-align: center;
    transition: border-color 0.2s ease;
}
.docu-card:hover {
    border-color: rgba(37,99,235,0.3);
}
.docu-icon {
    width: 48px; height: 48px;
    margin: 0 auto 14px;
    display: flex; align-items: center; justify-content: center;
    background: rgba(37,99,235,0.08);
    border-radius: 50%;
    color: var(--accent);
}
.docu-icon svg { width: 24px; height: 24px; }
.docu-card h4 {
    font-size: 0.85rem; font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}
.docu-card p {
    font-size: 0.75rem; color: var(--text-secondary);
    line-height: 1.5;
}

/* ============================================
   FAQ STYLES
   ============================================ */
.faq-search {
    max-width: 1100px; margin: 0 auto 32px;
    position: relative;
}
.faq-search svg {
    position: absolute; left: 16px; top: 50%; transform: translateY(-50%);
    width: 20px; height: 20px;
    color: var(--text-secondary);
    pointer-events: none;
}
.faq-search input {
    width: 100%;
    padding: 14px 16px 14px 48px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.82rem;
    font-family: inherit;
    outline: none;
    transition: border-color 0.2s ease;
}
.faq-search input:focus {
    border-color: var(--accent);
}
.faq-search input::placeholder {
    color: var(--text-secondary);
    opacity: 0.7;
}
.faq-no-results {
    max-width: 1100px; margin: 0 auto 32px;
    text-align: center;
    padding: 32px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 0.82rem;
}
.faq-no-results a {
    color: var(--accent);
    text-decoration: none;
}
.faq-no-results a:hover {
    text-decoration: underline;
}

.faq-category {
    max-width: 1100px; margin: 0 auto 16px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--card-bg);
    overflow: hidden;
    transition: border-color 0.2s ease;
}
.faq-category.faq-open {
    border-color: var(--accent);
}
.faq-cat-header {
    display: flex; align-items: center; gap: 16px;
    padding: 16px 20px;
    cursor: pointer;
    user-select: none;
    transition: background 0.15s ease;
}
.faq-cat-header:hover {
    background: rgba(255,255,255,0.03);
}
.faq-cat-num {
    font-size: 1.1rem; font-weight: 700;
    color: var(--accent);
    min-width: 36px;
    opacity: 0.5;
    transition: opacity 0.2s ease;
}
.faq-category.faq-open .faq-cat-num {
    opacity: 1;
}
.faq-cat-info {
    flex: 1;
}
.faq-cat-info h3 {
    font-size: 0.95rem; font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 2px;
}
.faq-cat-info p {
    font-size: 0.72rem;
    color: var(--text-secondary);
    margin: 0;
}
.faq-cat-toggle {
    width: 28px; height: 28px;
    position: relative;
    flex-shrink: 0;
}
.faq-cat-toggle::before,
.faq-cat-toggle::after {
    content: '';
    position: absolute;
    background: var(--text-secondary);
    transition: transform 0.25s ease;
}
.faq-cat-toggle::before {
    width: 12px; height: 2px;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
}
.faq-cat-toggle::after {
    width: 2px; height: 12px;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
}
.faq-category.faq-open .faq-cat-toggle::after {
    transform: translate(-50%, -50%) rotate(90deg);
}

.faq-cat-body {
    display: none;
    border-top: 1px solid var(--border);
}
.faq-category.faq-open .faq-cat-body {
    display: block;
}

.faq-item {
    border-bottom: 1px solid rgba(255,255,255,0.04);
}
.faq-item:last-child {
    border-bottom: none;
}
.faq-q {
    padding: 14px 20px;
    font-size: 0.82rem; font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    display: flex; align-items: center; gap: 10px;
    transition: background 0.15s ease, color 0.15s ease;
    position: relative;
}
.faq-q:hover {
    background: rgba(37,99,235,0.06);
    color: var(--accent);
}
.faq-q::after {
    content: '+';
    margin-left: auto;
    font-size: 1rem; font-weight: 400;
    color: var(--text-secondary);
    transition: transform 0.25s ease, color 0.15s ease;
    min-width: 20px; text-align: center;
}
.faq-item-open .faq-q {
    color: var(--accent);
    background: rgba(37,99,235,0.04);
}
.faq-item-open .faq-q::after {
    content: '\2212';
    color: var(--accent);
}

.faq-a {
    display: none;
    padding: 0 20px 16px;
    font-size: 0.78rem; line-height: 1.75;
    color: var(--text-secondary);
}
.faq-item-open .faq-a {
    display: block;
}
.faq-a p {
    margin: 0;
}
.faq-a a {
    color: var(--accent);
    text-decoration: none;
}
.faq-a a:hover {
    text-decoration: underline;
}

/* ============================================
   ABOUT PAGE STYLES
   ============================================ */
.about-story-card {
    max-width: 1100px; margin: 0 auto 40px;
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 0;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
    min-height: 340px;
}
.about-story-text {
    padding: 36px 32px;
    display: flex; flex-direction: column; justify-content: center;
}
.about-story-text p {
    font-size: 0.82rem; color: var(--text-secondary); line-height: 1.8;
    margin: 0 0 14px;
}
.about-story-image {
    position: relative;
    min-height: 320px;
}
.about-story-img-placeholder {
    width: 100%; height: 100%;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    gap: 12px;
    background: linear-gradient(135deg, #1e2a3a 0%, #1a2432 100%);
    border-left: 1px solid var(--border);
    color: var(--text-secondary);
    transition: background 0.3s ease;
}
.about-story-card:hover .about-story-img-placeholder {
    background: linear-gradient(135deg, #223348 0%, #1e2a3a 100%);
}
.about-story-img-placeholder svg {
    width: 48px; height: 48px;
    opacity: 0.3;
}
.about-story-img-placeholder span {
    font-size: 0.78rem;
    font-weight: 500;
    opacity: 0.45;
    letter-spacing: 0.5px;
}

/* About landing -3-column card grid, last row centered */
.about-landing-grid {
    max-width: 1100px; margin: 0 auto 40px;
    display: grid; grid-template-columns: repeat(6, 1fr);
    gap: 16px;
}
.about-landing-grid > .solution-card:nth-child(1),
.about-landing-grid > .solution-card:nth-child(2),
.about-landing-grid > .solution-card:nth-child(3) {
    grid-column: span 2;
}
.about-landing-grid > .solution-card:nth-child(4) {
    grid-column: 2 / span 2;
}
.about-landing-grid > .solution-card:nth-child(5) {
    grid-column: 4 / span 2;
}

.about-mv-grid {
    max-width: 1100px; margin: 0 auto 40px;
    display: grid; grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}
.about-mv-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 24px 20px;
    text-align: center;
    transition: border-color 0.2s ease;
}
.about-mv-card:hover {
    border-color: var(--accent);
}
.about-mv-icon {
    width: 48px; height: 48px;
    margin: 0 auto 14px;
    border-radius: 12px;
    background: rgba(37,99,235,0.1);
    display: flex; align-items: center; justify-content: center;
    color: var(--accent);
}
.about-mv-icon svg {
    width: 24px; height: 24px;
}
.about-mv-card h3 {
    font-size: 0.9rem; font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 8px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}
.about-mv-card p {
    font-size: 0.76rem; line-height: 1.7;
    color: var(--text-secondary);
    margin: 0;
}

.about-client-grid {
    max-width: 1100px; margin: 0 auto 40px;
    display: grid; grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}
.about-client-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px 16px;
    text-align: center;
    transition: border-color 0.2s ease;
}
.about-client-card:hover {
    border-color: var(--accent);
}
.about-client-icon {
    width: 40px; height: 40px;
    margin: 0 auto 10px;
    border-radius: 50%;
    background: rgba(37,99,235,0.08);
    display: flex; align-items: center; justify-content: center;
    color: var(--accent);
}
.about-client-icon svg {
    width: 20px; height: 20px;
}
.about-client-card h4 {
    font-size: 0.84rem; font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 6px;
}
.about-client-card p {
    font-size: 0.72rem; line-height: 1.6;
    color: var(--text-secondary);
    margin: 0;
}

.about-gallery-grid {
    max-width: 1100px; margin: 0 auto 40px;
    display: grid; grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}
.about-gallery-item {
    border-radius: 8px;
    overflow: hidden;
    aspect-ratio: 16 / 10;
}
.about-gallery-placeholder {
    width: 100%; height: 100%;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    gap: 10px;
    background: linear-gradient(135deg, #1e2a3a 0%, #1a2432 100%);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-secondary);
    transition: background 0.3s ease, border-color 0.2s ease;
}
.about-gallery-item:hover .about-gallery-placeholder {
    background: linear-gradient(135deg, #223348 0%, #1e2a3a 100%);
    border-color: var(--accent);
}
.about-gallery-placeholder svg {
    width: 40px; height: 40px;
    opacity: 0.35;
}
.about-gallery-placeholder span {
    font-size: 0.72rem;
    font-weight: 500;
    opacity: 0.5;
    letter-spacing: 0.5px;
}

/* History timeline */
.hist-timeline {
    max-width: 1100px; margin: 0 auto 40px;
    position: relative;
    padding-left: 100px;
}
.hist-timeline::before {
    content: '';
    position: absolute;
    left: 58px; top: 0; bottom: 0;
    width: 2px;
    background: var(--border);
}
.hist-node {
    display: flex;
    align-items: flex-start;
    margin-bottom: 0;
    position: relative;
}
.hist-year {
    position: absolute;
    left: -100px;
    width: 100px;
    text-align: right;
    padding-right: 28px;
    top: 0;
}
.hist-year-badge {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--accent);
    background: rgba(37,99,235,0.1);
    padding: 4px 12px;
    border-radius: 4px;
    position: relative;
}
.hist-node::before {
    content: '';
    position: absolute;
    left: 54px;
    top: 8px;
    width: 10px; height: 10px;
    background: var(--accent);
    border-radius: 50%;
    z-index: 1;
}
.hist-content {
    flex: 1;
    padding-bottom: 28px;
}
.hist-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px 24px;
    transition: border-color 0.2s ease;
}
.hist-card:hover {
    border-color: var(--accent);
}
.hist-card h3 {
    font-size: 0.9rem; font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 10px;
    letter-spacing: -0.01em;
}
.hist-desc {
    font-size: 0.76rem; line-height: 1.75;
    color: var(--text-secondary);
    margin: 0 0 14px;
}
.hist-metrics {
    display: flex; flex-wrap: wrap;
    gap: 8px;
}
.hist-metrics span {
    font-size: 0.66rem;
    color: var(--text-muted);
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 4px 10px;
    display: inline-flex; align-items: center;
    gap: 5px;
    white-space: nowrap;
}
.hist-metrics span::before {
    content: '';
    width: 5px; height: 5px;
    background: var(--accent);
    border-radius: 50%;
    flex-shrink: 0;
    opacity: 0.6;
}

/* Advantages grid & cards */
.adv-grid {
    max-width: 1100px; margin: 0 auto 40px;
    display: grid; grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}
.adv-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 24px;
    transition: border-color 0.2s ease;
    display: flex; flex-direction: column;
}
.adv-card:hover {
    border-color: var(--accent);
}
.adv-card-top {
    display: flex; align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}
.adv-icon {
    width: 42px; height: 42px;
    min-width: 42px;
    border-radius: 10px;
    background: rgba(37,99,235,0.1);
    display: flex; align-items: center; justify-content: center;
    color: var(--accent);
}
.adv-icon svg {
    width: 22px; height: 22px;
}
.adv-card-top h3 {
    font-size: 0.84rem; font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    letter-spacing: -0.01em;
    line-height: 1.3;
}
.adv-card > p {
    font-size: 0.74rem; line-height: 1.7;
    color: var(--text-secondary);
    margin: 0 0 14px;
    flex: 1;
}
.adv-diff {
    display: grid;
    grid-template-columns: 90px 1fr;
    gap: 6px 10px;
    font-size: 0.68rem; line-height: 1.55;
    padding: 12px 14px;
    border-radius: 6px;
    background: rgba(255,255,255,0.015);
    border: 1px solid rgba(255,255,255,0.03);
}
.adv-diff-label {
    font-weight: 600;
    font-size: 0.6rem;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    padding: 2px 0;
    align-self: flex-start;
}
.diff-us { color: var(--accent); }
.diff-other { color: var(--text-muted); }

/* Team page */
.team-grid {
    max-width: 1100px; margin: 0 auto 40px;
    display: grid; grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}
.team-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 24px 18px;
    text-align: center;
    transition: border-color 0.2s ease;
    display: flex; flex-direction: column; align-items: center;
}
.team-card:hover {
    border-color: var(--accent);
}
.team-avatar {
    margin-bottom: 14px;
}
.team-avatar-placeholder {
    width: 72px; height: 72px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(37,99,235,0.15) 0%, rgba(37,99,235,0.05) 100%);
    border: 2px solid rgba(37,99,235,0.2);
    display: flex; align-items: center; justify-content: center;
    color: var(--accent);
    opacity: 0.6;
}
.team-avatar-placeholder svg {
    width: 32px; height: 32px;
}
.team-card h3 {
    font-size: 0.86rem; font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 4px;
    letter-spacing: -0.01em;
}
.team-role {
    font-size: 0.66rem;
    color: var(--accent);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 10px;
    display: block;
}
.team-card > p {
    font-size: 0.7rem; line-height: 1.65;
    color: var(--text-secondary);
    margin: 0 0 14px;
    flex: 1;
    text-align: left;
}
.team-tags {
    display: flex; flex-wrap: wrap; justify-content: center;
    gap: 6px;
    width: 100%;
    margin-top: auto;
}
.team-tags span {
    font-size: 0.6rem;
    color: var(--text-muted);
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
    border-radius: 3px;
    padding: 3px 8px;
}

.team-dept-grid {
    max-width: 1100px; margin: 0 auto 40px;
    display: grid; grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}
.team-dept-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 22px 18px;
    text-align: center;
    transition: border-color 0.2s ease;
}
.team-dept-card:hover {
    border-color: var(--accent);
}
.team-dept-icon {
    width: 44px; height: 44px;
    margin: 0 auto 12px;
    border-radius: 12px;
    background: rgba(37,99,235,0.1);
    display: flex; align-items: center; justify-content: center;
    color: var(--accent);
}
.team-dept-icon svg {
    width: 22px; height: 22px;
}
.team-dept-card h4 {
    font-size: 0.81rem; font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 8px;
}
.team-dept-card p {
    font-size: 0.7rem; line-height: 1.6;
    color: var(--text-secondary);
    margin: 0;
}

/* Factory page */
.factory-eq-grid {
    max-width: 1100px; margin: 0 auto 40px;
    display: grid; grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}
.factory-eq-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
    transition: border-color 0.2s ease;
}
.factory-eq-card:hover {
    border-color: var(--accent);
}
.factory-eq-placeholder {
    width: 100%; height: 160px;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    gap: 10px;
    background: linear-gradient(135deg, #1e2a3a 0%, #1a2432 100%);
    border-bottom: 1px solid var(--border);
    color: var(--text-secondary);
    transition: background 0.3s ease;
}
.factory-eq-card:hover .factory-eq-placeholder {
    background: linear-gradient(135deg, #223348 0%, #1e2a3a 100%);
}
.factory-eq-placeholder svg {
    width: 36px; height: 36px;
    opacity: 0.4;
}
.factory-eq-placeholder span {
    font-size: 0.7rem;
    font-weight: 500;
    opacity: 0.5;
    letter-spacing: 0.5px;
}
.factory-eq-card h3 {
    font-size: 0.84rem; font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    padding: 18px 20px 8px;
    letter-spacing: -0.01em;
}
.factory-eq-card > p {
    font-size: 0.72rem; line-height: 1.65;
    color: var(--text-secondary);
    margin: 0;
    padding: 0 20px 14px;
}
.factory-eq-tags {
    display: flex; flex-wrap: wrap;
    gap: 6px;
    padding: 0 20px 18px;
}
.factory-eq-tags span {
    font-size: 0.6rem;
    color: var(--text-muted);
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
    border-radius: 3px;
    padding: 3px 8px;
}

.factory-lab-grid {
    max-width: 1100px; margin: 0 auto 40px;
    display: grid; grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}
.factory-lab-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px;
    display: flex; gap: 14px;
    align-items: flex-start;
    transition: border-color 0.2s ease;
}
.factory-lab-card:hover {
    border-color: var(--accent);
}
.factory-lab-icon {
    width: 40px; height: 40px;
    min-width: 40px;
    border-radius: 10px;
    background: rgba(37,99,235,0.1);
    display: flex; align-items: center; justify-content: center;
    color: var(--accent);
}
.factory-lab-icon svg {
    width: 20px; height: 20px;
}
.factory-lab-info h4 {
    font-size: 0.78rem; font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 4px;
}
.factory-lab-info p {
    font-size: 0.69rem; line-height: 1.55;
    color: var(--text-secondary);
    margin: 0;
}

.factory-gallery-grid {
    max-width: 1100px; margin: 0 auto 40px;
    display: grid; grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

/* Certifications & Standards section */
.mfg-cert-grid {
    max-width: 1100px; margin: 0 auto 40px;
    display: grid; grid-template-columns: 280px 1fr;
    gap: 24px;
}
.mfg-cert-image {
    display: flex;
}
.mfg-cert-placeholder {
    width: 100%;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    gap: 12px;
    background: linear-gradient(135deg, #1e2a3a 0%, #1a2432 100%);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-secondary);
    text-align: center;
    min-height: 320px;
    transition: background 0.3s ease, border-color 0.2s ease;
}
.mfg-cert-placeholder:hover {
    background: linear-gradient(135deg, #223348 0%, #1e2a3a 100%);
    border-color: var(--accent);
}
.mfg-cert-placeholder svg {
    width: 48px; height: 48px;
    opacity: 0.3;
}
.mfg-cert-placeholder > span {
    font-size: 0.86rem;
    font-weight: 600;
    opacity: 0.55;
    letter-spacing: 0.5px;
}
.mfg-cert-sub {
    font-size: 0.66rem !important;
    font-weight: 400 !important;
    opacity: 0.4 !important;
    letter-spacing: 0.3px !important;
}
.mfg-cert-list {
    display: flex; flex-direction: column; justify-content: center;
}
.mfg-cert-list h3 {
    font-size: 0.9rem; font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 8px;
    letter-spacing: -0.01em;
}
.mfg-cert-list > p {
    font-size: 0.74rem; line-height: 1.65;
    color: var(--text-secondary);
    margin: 0 0 16px;
}
.mfg-cert-items {
    display: flex; flex-direction: column;
    gap: 10px;
}
.mfg-cert-item {
    display: flex; gap: 12px;
    align-items: flex-start;
}
.mfg-cert-dot {
    width: 7px; height: 7px;
    min-width: 7px;
    margin-top: 5px;
    border-radius: 50%;
    background: var(--accent);
    opacity: 0.6;
}
.mfg-cert-item strong {
    display: block;
    font-size: 0.74rem;
    color: var(--text-primary);
    margin-bottom: 2px;
}
.mfg-cert-item span {
    display: block;
    font-size: 0.68rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ============================================
   SELECTION GUIDE STYLES
   ============================================ */
.tech-role-grid {
    max-width: 1100px; margin: 0 auto 40px;
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.tech-role-card {
    display: flex; gap: 16px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px;
    transition: border-color 0.2s ease;
}
.tech-role-card:hover {
    border-color: var(--accent);
}
.tech-role-icon {
    flex-shrink: 0;
    width: 40px; height: 40px;
    border-radius: 8px;
    background: rgba(37,99,235,0.1);
    display: flex; align-items: center; justify-content: center;
    color: var(--accent);
}
.tech-role-icon svg {
    width: 22px; height: 22px;
}
.tech-role-content {
    flex: 1; min-width: 0;
}
.tech-role-content h3 {
    font-size: 0.9rem; font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 4px;
}
.tech-role-subtitle {
    font-size: 0.72rem; font-weight: 500;
    color: var(--accent);
    margin: 0 0 8px;
    line-height: 1.5;
}
.tech-role-desc {
    font-size: 0.74rem;
    color: var(--text-secondary);
    line-height: 1.65;
    margin: 0 0 12px;
}
.tech-role-links {
    display: flex; flex-direction: column; gap: 4px;
}
.tech-role-links a {
    font-size: 0.72rem;
    color: var(--accent);
    text-decoration: none;
    display: inline-flex; align-items: center; gap: 4px;
    transition: color 0.15s ease;
}
.tech-role-links a:hover {
    text-decoration: underline;
}
.tech-role-links a::before {
    content: '\2192';
    font-size: 0.7rem;
}

.tech-faq-cta {
    max-width: 1100px; margin: 16px auto 40px;
    text-align: center;
}
.tech-faq-cta a {
    display: inline-block;
    padding: 10px 24px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--accent);
    font-size: 0.82rem; font-weight: 600;
    text-decoration: none;
    transition: border-color 0.2s ease, background 0.15s ease;
}
.tech-faq-cta a:hover {
    border-color: var(--accent);
    background: rgba(37,99,235,0.06);
}

/* ============================================
   SELECTION GUIDE STYLES
   ============================================ */
.sel-download-btn {
    position: fixed; right: 24px; bottom: 24px; z-index: 999;
    display: flex; align-items: center; gap: 8px;
    padding: 10px 20px;
    background: var(--accent);
    border: none;
    border-radius: 24px;
    color: #fff;
    font-size: 0.78rem; font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    box-shadow: 0 4px 16px rgba(37,99,235,0.35);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.sel-download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(37,99,235,0.45);
}
.sel-download-btn svg {
    width: 18px; height: 18px;
}
.sel-card {
    max-width: 1100px; margin: 0 auto 40px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 20px 24px;
    overflow-x: auto;
}

.sel-master-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.75rem;
    min-width: 800px;
}
.sel-master-table thead th {
    font-weight: 600; color: var(--text-muted);
    font-size: 0.68rem; text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 10px 12px;
    text-align: left;
    background: rgba(255,255,255,0.03);
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
}
.sel-master-table tbody td {
    color: var(--text-secondary);
    padding: 9px 12px;
    border-bottom: 1px solid rgba(255,255,255,0.03);
    vertical-align: top;
}
.sel-master-table tbody tr:nth-child(even) td {
    background: rgba(255,255,255,0.01);
}
.sel-master-table tbody tr:hover td {
    background: rgba(37,99,235,0.03);
}
.sel-master-table td:first-child { color: var(--text-primary); font-weight: 500; }
.sel-highlight td {
    background: rgba(37,99,235,0.04) !important;
}
.sel-section-row {
    background: rgba(255,255,255,0.03) !important;
    color: var(--accent) !important;
    font-size: 0.7rem !important;
    font-weight: 700 !important;
    text-transform: uppercase;
    letter-spacing: 1px;
    text-align: center;
    padding: 8px 12px !important;
}

.sel-tip {
    max-width: 1100px; margin: 0 auto 30px;
    display: flex; gap: 12px; align-items: flex-start;
    padding: 14px 20px;
    background: rgba(37,99,235,0.05);
    border: 1px solid rgba(37,99,235,0.12);
    border-radius: var(--radius-sm);
    font-size: 0.78rem; color: var(--text-secondary);
    line-height: 1.6;
}
.sel-tip strong { color: var(--text-primary); }
.sel-tip-icon {
    flex-shrink: 0; width: 20px; height: 20px;
    margin-top: 1px;
    color: var(--accent);
}
.sel-tip-icon svg { width: 20px; height: 20px; }

.sel-two-col {
    max-width: 1100px; margin: 0 auto 40px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}
.sel-two-col .sel-card { margin: 0; }

.sel-sub-title {
    font-size: 0.85rem; font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 14px 0;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-light);
}

.sel-table-note {
    font-size: 0.68rem; color: var(--text-muted);
    margin: 10px 0 0; line-height: 1.5;
}

/* ============================================
   TESTING PAGE STYLES
   ============================================ */
.test-lab-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    max-width: 1100px; margin: 0 auto 60px;
}
.test-lab-grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.test-lab-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px 20px;
    display: flex; flex-direction: column;
    gap: 10px;
    transition: border-color 0.2s ease;
}
.test-lab-card:hover {
    border-color: rgba(37,99,235,0.3);
}

.tlc-icon {
    width: 44px; height: 44px;
    display: flex; align-items: center; justify-content: center;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}
.tlc-icon svg { width: 22px; height: 22px; }
.tlc-tensile { background: rgba(239,68,68,0.1); color: #ef4444; }
.tlc-hardness { background: rgba(245,158,11,0.1); color: #f59e0b; }
.tlc-torque { background: rgba(37,99,235,0.1); color: #2563eb; }
.tlc-impact { background: rgba(168,85,247,0.1); color: #a855f7; }
.tlc-salt { background: rgba(6,182,212,0.1); color: #06b6d4; }
.tlc-spectro { background: rgba(34,197,94,0.1); color: #22c55e; }
.tlc-metallo { background: rgba(236,72,153,0.1); color: #ec4899; }
.tlc-coating { background: rgba(251,191,36,0.1); color: #fbbf24; }
.tlc-cmm { background: rgba(99,102,241,0.1); color: #6366f1; }
.tlc-sorting { background: rgba(20,184,166,0.1); color: #14b8a6; }
.tlc-gauges { background: rgba(249,115,22,0.1); color: #f97316; }

.test-lab-card h3 {
    font-size: 0.95rem; font-weight: 600;
    color: var(--text-primary);
}
.tlc-standard {
    font-size: 0.7rem; color: var(--text-muted);
    letter-spacing: 0.3px;
}
.test-lab-card > p {
    font-size: 0.78rem; color: var(--text-secondary);
    line-height: 1.55;
    flex: 1;
}

.tlc-image-placeholder {
    background: rgba(255,255,255,0.02);
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-sm);
    height: 160px;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    gap: 8px;
    color: var(--text-muted);
    transition: border-color 0.2s ease;
}
.tlc-image-placeholder:hover {
    border-color: rgba(37,99,235,0.3);
}
.tlc-image-placeholder svg {
    width: 36px; height: 36px;
    opacity: 0.4;
}
.tlc-image-placeholder span {
    font-size: 0.72rem; font-weight: 500;
}

.tlc-spec-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.7rem;
}
.tlc-spec-table th {
    font-weight: 600; color: var(--text-muted);
    font-size: 0.65rem; text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 6px 8px 4px;
    text-align: left;
    border-bottom: 1px solid var(--border-light);
}
.tlc-spec-table td {
    color: var(--text-secondary);
    padding: 5px 8px;
    border-bottom: 1px solid rgba(255,255,255,0.03);
}
.tlc-spec-table tr:last-child td { border-bottom: none; }
.tlc-spec-table td:first-child { color: var(--text-primary); font-weight: 500; }

.test-lab-horiz {
    max-width: 1100px; margin: 0 auto 60px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    display: grid;
    grid-template-columns: 320px 1fr;
    overflow: hidden;
}
.tlh-image {
    padding: 24px;
    border-right: 1px solid var(--border-light);
}
.tlh-image .tlc-image-placeholder {
    height: 100%; min-height: 260px;
}
.tlh-content {
    padding: 28px 36px;
    display: flex; flex-direction: column;
    gap: 12px;
}
.tlh-header {
    display: flex; align-items: center; gap: 16px;
}
.tlh-header h3 {
    font-size: 1.1rem; font-weight: 600;
    color: var(--text-primary); margin-bottom: 2px;
}
.tlh-content > p {
    font-size: 0.82rem; color: var(--text-secondary);
    line-height: 1.6;
}
.tlh-content .tlc-spec-table {
    margin-top: 8px;
}
.tlh-content .tlc-spec-table th {
    background: rgba(255,255,255,0.02);
}

/* ============================================
   STANDARDS DATABASE STYLES
   ============================================ */
.stds-search {
    max-width: 1100px; margin: 0 auto 30px;
}
.stds-search-box {
    width: 100%;
    padding: 12px 18px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    color: var(--text-primary);
    margin-bottom: 14px;
    outline: none;
    font-family: inherit;
    transition: border-color 0.2s ease;
}
.stds-search-box:focus {
    border-color: var(--accent);
}
.stds-search-box::placeholder {
    color: var(--text-muted);
    opacity: 0.6;
}

.stds-filters {
    display: flex; gap: 8px; flex-wrap: wrap;
}
.stds-filter-btn {
    padding: 6px 18px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    font-size: 0.75rem; font-weight: 600;
    color: var(--text-muted);
    cursor: pointer;
    font-family: inherit;
    transition: all 0.2s ease;
}
.stds-filter-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
}
.stds-filter-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}

.stds-grid {
    max-width: 1100px; margin: 0 auto 60px;
    display: flex; flex-direction: column;
    gap: 6px;
}

.stds-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    overflow: hidden;
    cursor: pointer;
    transition: border-color 0.2s ease;
}
.stds-card:hover {
    border-color: var(--border-light);
}
.stds-card.expanded {
    border-color: var(--accent);
}
.stds-card.expanded .stds-card-arrow svg {
    transform: rotate(180deg);
}
.stds-card[style*="display: none"] {
    display: none !important;
}

.stds-card-header {
    display: flex; align-items: center; gap: 12px;
    padding: 14px 20px;
    user-select: none;
}

.stds-card-badge {
    padding: 2px 10px;
    border-radius: 10px;
    font-size: 0.68rem; font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.iso-badge { background: rgba(37,99,235,0.1); color: #2563eb; }
.astm-badge { background: rgba(239,68,68,0.1); color: #ef4444; }
.din-badge { background: rgba(34,197,94,0.1); color: #22c55e; }
.jis-badge { background: rgba(168,85,247,0.1); color: #a855f7; }

.stds-card-id {
    font-size: 0.85rem; font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 0.3px;
}

.stds-card-title {
    font-size: 0.78rem; color: var(--text-muted);
    flex: 1;
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

.stds-card-arrow {
    flex-shrink: 0;
    color: var(--text-muted);
    transition: transform 0.2s ease;
}
.stds-card-arrow svg { width: 18px; height: 18px; }

.stds-card-body {
    display: none;
    padding: 0 20px 20px;
    border-top: 1px solid var(--border-light);
    margin-top: 0;
    padding-top: 18px;
}
.stds-card.expanded .stds-card-body {
    display: block;
}
.stds-card-body > p {
    font-size: 0.8rem; color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 14px;
}

.stds-data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.72rem;
    margin-bottom: 12px;
}
.stds-data-table thead th {
    font-weight: 600; color: var(--text-muted);
    font-size: 0.68rem; text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 8px 12px;
    text-align: left;
    background: rgba(255,255,255,0.03);
    border-bottom: 1px solid var(--border-color);
}
.stds-data-table tbody td {
    color: var(--text-secondary);
    padding: 7px 12px;
    border-bottom: 1px solid rgba(255,255,255,0.03);
}
.stds-data-table tbody tr:nth-child(even) td {
    background: rgba(255,255,255,0.01);
}
.stds-data-table tbody tr:hover td {
    background: rgba(37,99,235,0.03);
}
.stds-data-table td:first-child { color: var(--text-primary); font-weight: 500; }

.stds-note {
    font-size: 0.72rem !important;
    color: var(--text-muted) !important;
    padding: 8px 12px;
    background: rgba(255,255,255,0.02);
    border-left: 3px solid var(--accent);
    border-radius: 0 4px 4px 0;
}

.stds-no-results {
    max-width: 1100px; margin: 40px auto;
    text-align: center;
    padding: 48px 20px;
}
.stds-no-results-icon {
    width: 48px; height: 48px;
    margin: 0 auto 16px;
    color: var(--text-muted);
    opacity: 0.5;
}
.stds-no-results-icon svg { width: 48px; height: 48px; }
.stds-no-results h4 {
    font-size: 1rem; color: var(--text-primary);
    margin-bottom: 6px;
}
.stds-no-results p {
    font-size: 0.82rem; color: var(--text-muted);
}

/* ============================================
   PRODUCT QUOTE BLOCK (Product Page Bottom)
   ============================================ */
.product-quote-block {
    max-width: 1100px; margin: 60px auto 0;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-left: 3px solid var(--accent);
    border-radius: var(--radius-md);
    padding: 32px 36px;
}
.product-quote-block h3 {
    font-size: 1.05rem; font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 6px;
}
.product-quote-block > p {
    font-size: 0.8rem; color: var(--text-secondary);
    margin: 0 0 20px;
}
.product-quote-form {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 12px;
    align-items: start;
}
.product-quote-form input,
.product-quote-form select,
.product-quote-form textarea {
    padding: 10px 14px;
    background: var(--dark-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.82rem;
    font-family: inherit;
    outline: none;
    transition: border-color 0.2s ease;
    width: 100%;
    box-sizing: border-box;
}
.product-quote-form input:focus,
.product-quote-form select:focus,
.product-quote-form textarea:focus {
    border-color: var(--accent);
}
.product-quote-form textarea {
    grid-column: 1 / -1;
    min-height: 80px;
    resize: vertical;
}
.product-quote-form .btn-cta-gold {
    grid-column: 1 / -1;
    padding: 12px 28px;
    background: linear-gradient(135deg, #d4af37 0%, #c8a72e 100%);
    color: #1a2332;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    font-weight: 700;
    cursor: pointer;
    transition: box-shadow 0.2s ease, transform 0.15s ease;
    font-family: inherit;
}
.product-quote-form .btn-cta-gold:hover {
    box-shadow: 0 4px 18px rgba(212, 175, 55, 0.35);
    transform: translateY(-1px);
}
@media (max-width: 700px) {
    .product-quote-form {
        grid-template-columns: 1fr;
    }
    .product-quote-block {
        padding: 24px 20px;
    }
}

/* ============================================
   PROTOTYPING FLOW STYLES
   ============================================ */
.proto-flow-card {
    max-width: 1100px; margin: 0 auto 60px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px 24px;
    overflow-x: auto;
}

.proto-flow-row {
    display: grid;
    grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr auto 1fr;
    gap: 0;
    min-width: 900px;
}

.proto-step {
    text-align: center;
    padding: 0 6px;
}

.proto-step-num {
    font-size: 0.65rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 1.5px;
    margin-bottom: 10px;
}

.proto-step-icon {
    width: 52px; height: 52px;
    margin: 0 auto 12px;
    display: flex; align-items: center; justify-content: center;
    background: var(--accent-subtle);
    border-radius: 50%;
    color: var(--accent);
}
.proto-step-icon svg { width: 24px; height: 24px; }

.proto-step h4 {
    font-size: 0.9rem; font-weight: 600;
    color: var(--text-primary); margin-bottom: 6px;
}

.proto-time {
    display: inline-block;
    padding: 2px 10px;
    background: rgba(37,99,235,0.1);
    border-radius: 10px;
    font-size: 0.72rem; font-weight: 600;
    color: var(--accent);
    margin-bottom: 10px;
}

.proto-step p {
    font-size: 0.75rem; color: var(--text-secondary);
    line-height: 1.5;
}

.proto-arrow {
    display: flex; align-items: center; justify-content: center;
    padding-bottom: 60px;
    color: var(--border-color);
    flex-shrink: 0;
}
.proto-arrow svg { width: 22px; height: 22px; }

/* ============================================
   SURFACE TREATMENT PAGE STYLES
   ============================================ */
.coating-grid {
    display: grid;
    grid-template-columns: repeat(3, 360px);
    gap: 24px;
    justify-content: center;
    margin-bottom: 60px;
}

.coating-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 36px 32px;
    transition: border-color 0.2s ease;
}
.coating-card:hover {
    border-color: rgba(255,255,255,0.12);
    box-shadow: 0 0 0 1px rgba(37,99,235,0.1);
}

.coating-icon {
    width: 48px; height: 48px;
    display: flex; align-items: center; justify-content: center;
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
}
.dacromet-icon { background: rgba(37,99,235,0.1);   color: var(--accent); }
.zn-icon      { background: rgba(34,197,94,0.1);    color: #22c55e; }
.dlc-icon     { background: rgba(239,68,68,0.1);    color: #ef4444; }
.tin-icon     { background: rgba(234,179,8,0.1);    color: #eab308; }
.pass-icon    { background: rgba(168,85,247,0.1);   color: #a855f7; }
.oxide-icon   { background: rgba(255,255,255,0.08); color: var(--text-muted); }
.coating-icon svg { width: 24px; height: 24px; }

.coating-card h3 {
    font-size: 1.1rem; font-weight: 600;
    color: var(--text-primary); margin-bottom: 12px;
}

.coating-metric {
    display: flex; align-items: baseline; gap: 8px;
    margin-bottom: 14px;
}
.coat-value {
    font-size: 2rem; font-weight: 800;
    color: var(--accent); letter-spacing: -0.03em;
    line-height: 1;
}
.coat-unit {
    font-size: 0.72rem; color: var(--text-muted);
    text-transform: uppercase; letter-spacing: 0.5px;
}

.coating-card > p {
    font-size: 0.85rem; color: var(--text-secondary);
    line-height: 1.6; margin-bottom: 18px;
}

.coating-specs {
    list-style: none; padding: 0; margin: 0;
    border-top: 1px solid var(--border-light); padding-top: 14px;
}
.coating-specs li {
    display: flex; gap: 8px;
    font-size: 0.8rem; color: var(--text-secondary);
    padding: 5px 0; line-height: 1.5;
}
.coating-specs li span {
    color: var(--text-muted); font-weight: 500;
    min-width: 80px; flex-shrink: 0;
}

/* --- Test Card --- */
.test-card {
    max-width: 1100px; margin: 0 auto 60px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px 36px;
}
.test-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}
.test-item { text-align: center; }
.test-icon {
    width: 56px; height: 56px;
    margin: 0 auto 16px;
    display: flex; align-items: center; justify-content: center;
    background: var(--accent-subtle);
    border-radius: 50%;
    color: var(--accent);
}
.test-icon svg { width: 26px; height: 26px; }
.test-item h4 {
    font-size: 0.95rem; font-weight: 600;
    color: var(--text-primary); margin-bottom: 8px;
}
.test-item p {
    font-size: 0.82rem; color: var(--text-secondary);
    line-height: 1.6;
}

/* ============================================
   PAGE HERO (inner pages)
   ============================================ */
.page-hero {
    position: relative;
    height: 45vh;
    min-height: 320px;
    max-height: 450px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    margin-top: var(--header-height);
    background: var(--dark-bg);
}
.page-hero-image { position: absolute; inset: 0; z-index: 0; }
.page-hero-image img {
    width: 100%; height: 100%;
    object-fit: cover;
    object-position: center;
}
.page-hero-overlay {
    position: absolute; inset: 0;
    background: rgba(7, 14, 24, 0.68);
    z-index: 1;
}
.page-hero-content {
    position: relative;
    z-index: 2;
    padding: 0 24px;
    max-width: 800px;
}
.page-hero-content h1 {
    color: #fff;
    font-size: 2.8rem;
    margin-bottom: 16px;
    text-shadow: 0 2px 18px rgba(0, 0, 0, 0.38);
}
.page-hero-content p { color: rgba(255,255,255,0.7); font-size: 1.1rem; }
.page-hero-content .divider {
    width: 50px; height: 3px;
    background: var(--accent);
    margin: 20px auto;
    border-radius: 2px;
}

/* Page Content */
.page-content {
    padding: 60px 0 0;
    margin-bottom: 48px;
}

/* ============================================
   QUALITY SECTION
   ============================================ */
.quality-banner {
    background: var(--dark-bg);
    color: #fff;
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}
.quality-banner::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(37,99,235,0.1) 0%, transparent 70%);
    border-radius: 50%;
    top: -100px;
    right: -100px;
}
.quality-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}
.quality-content h2 {
    color: #fff;
    font-size: var(--font-h2);
    font-weight: 800;
    margin-bottom: 16px;
}
.quality-content p {
    color: rgba(255,255,255,0.7);
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 28px;
}
.quality-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
.quality-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

/* ============================================
   TRUST BADGES
   ============================================ */
.trust-strip {
    background: var(--secondary-bg);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    padding: 40px 0;
}
.trust-grid {
    display: grid;
    grid-template-columns: repeat(4, 240px);
    gap: 40px;
    align-items: center;
    text-align: center;
    justify-content: center;
}
.trust-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}
.trust-item .trust-icon {
    width: 48px; height: 48px;
    color: var(--accent);
}
.trust-item .trust-label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-secondary);
}

/* ============================================
   FOOTER
   ============================================ */

/* --- ISO Certificate Page --- */
.iso-cert-page {
    max-width: 1100px;
    margin: 0 auto;
}
.iso-hero {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 52px 56px;
    text-align: center;
    position: relative;
    overflow: hidden;
    margin-bottom: 40px;
}
.iso-hero::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    opacity: 0.6;
}
.iso-badge-large {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 20px;
}
.iso-badge-large svg {
    width: 48px; height: 48px;
    color: var(--accent);
    flex-shrink: 0;
}
.iso-badge-large h2 {
    font-size: 2rem;
    font-weight: 800;
    margin: 0;
    color: var(--text-primary);
}
.iso-badge-large p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin: 4px 0 0;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}
.iso-hero-desc {
    max-width: 700px;
    margin: 0 auto;
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.7;
}
.iso-hero-desc strong { color: var(--text-primary); }
.iso-overview {
    align-items: start;
    display: grid;
    gap: 24px;
    grid-template-columns: minmax(0, 1fr) minmax(360px, 0.88fr);
    margin-bottom: 48px;
}
.iso-summary-card {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px;
}
.iso-snapshot-grid {
    display: grid;
    gap: 0;
    grid-template-columns: 1fr 1fr;
}
.iso-snapshot-grid > div {
    border-top: 1px solid var(--border-color);
    min-width: 0;
    padding: 18px 20px 18px 0;
}
.iso-snapshot-grid dt {
    color: var(--text-muted);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    margin-bottom: 7px;
    text-transform: uppercase;
}
.iso-snapshot-grid dd {
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 700;
    line-height: 1.45;
    margin: 0;
}
.iso-details-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 48px;
}
.iso-detail-card {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px;
}
.iso-detail-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-primary);
}
.iso-table {
    width: 100%;
    border-collapse: collapse;
}
.iso-table th, .iso-table td {
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
    text-align: left;
}
.iso-table th {
    color: var(--text-muted);
    font-weight: 500;
    width: 40%;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.iso-table td {
    color: var(--text-primary);
    font-weight: 500;
}
.iso-table tr:last-child th,
.iso-table tr:last-child td { border-bottom: none; }
.iso-status-active {
    display: inline-block;
    background: rgba(34,197,94,0.12);
    color: #22c55e;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 3px 12px;
    border-radius: 3px;
    border: 1px solid rgba(34,197,94,0.25);
}
.iso-scope-list {
    list-style: none;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.iso-scope-list li {
    position: relative;
    padding-left: 24px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}
.iso-scope-list li::before {
    content: '';
    position: absolute;
    left: 0; top: 8px;
    width: 8px; height: 8px;
    background: var(--accent);
    border-radius: 50%;
}

/* ============================================
   Pillar Page Enhancements
   Sticky TOC + TL;DR Block + Trust Badge
============================================ */

/* TL;DR Summary Block */
.blog-tldr {
    display: flex;
    gap: 16px;
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    border: 1px solid #93c5fd;
    border-radius: 10px;
    padding: 18px 22px;
    margin: 28px 0 32px;
    align-items: flex-start;
}
.blog-tldr-badge {
    flex-shrink: 0;
    background: #2563eb;
    color: #fff;
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 1.2px;
    padding: 5px 10px;
    border-radius: 5px;
    margin-top: 1px;
}
.blog-tldr-body {
    flex: 1;
    min-width: 0;
}
.blog-tldr-body p {
    margin: 0 0 8px;
    font-size: 0.82rem;
    color: #1e3a5f;
    line-height: 1.5;
}
.blog-tldr-body p:last-child { margin-bottom: 0; }
.blog-tldr-body p strong { color: #0f172a; }

/* Sticky Table of Contents on Desktop -disabled per user request */
/* @media (min-width: 1081px) {
    .blog-article-side {
        position: sticky;
        top: 100px;
    }
} */

/* Live Document Badge */
.blog-live-doc {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #f0fdf4;
    border: 1px solid #86efac;
    color: #166534;
    font-size: 0.72rem;
    font-weight: 600;
    padding: 5px 12px;
    border-radius: 20px;
    margin-bottom: 12px;
}
.blog-live-doc::before {
    content: '';
    width: 7px; height: 7px;
    background: #22c55e;
    border-radius: 50%;
    animation: live-pulse 2s infinite;
}
@keyframes live-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}
.iso-what-means {
    margin-bottom: 48px;
}
.iso-what-means h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}
.iso-what-means > p {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 32px;
    max-width: 650px;
}
.iso-benefits-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}
.iso-benefit {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
}
.iso-benefit svg {
    width: 28px; height: 28px;
    flex-shrink: 0;
    color: var(--accent);
    margin-top: 2px;
}
.iso-benefit h4 {
    font-size: 1rem;
    font-weight: 600;
    margin: 0 0 6px;
    color: var(--text-primary);
}
.iso-benefit p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.6;
}
/* --- ISO Certificate: Section Headers --- */
.iso-section-header {
    margin-bottom: 32px;
}
.iso-section-header--compact {
    margin-bottom: 18px;
}
.iso-section-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}
.iso-section-header p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.65;
    margin: 10px 0 0;
    max-width: 58ch;
}

/* --- ISO Certificate: Image Cards --- */
.iso-cert-images {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 48px;
}
.iso-cert-img-card {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
}
.iso-cert-img-label {
    align-items: center;
    padding: 12px 20px;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--accent-light);
    background: var(--primary-bg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    gap: 12px;
    justify-content: space-between;
}
.iso-cert-img-label a {
    color: var(--text-secondary);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0;
    text-transform: none;
}
.iso-cert-img-label a:hover { color: var(--accent-light); }
.iso-cert-img-wrap {
    background: #0f1318;
    display: block;
}
.iso-cert-img-wrap img {
    width: 100%;
    display: block;
}
.iso-cert-images--compact {
    align-self: start;
    gap: 16px;
    grid-template-columns: 1fr 1fr;
    margin-bottom: 0;
}
.iso-cert-images--compact .iso-cert-img-card {
    min-width: 0;
}
.iso-cert-images--compact .iso-cert-img-label {
    align-items: flex-start;
    flex-direction: column;
    padding: 10px 12px;
}
.iso-cert-images--compact .iso-cert-img-wrap {
    padding: 12px;
}
.iso-cert-images--compact .iso-cert-img-wrap img {
    height: 330px;
    object-fit: contain;
    object-position: center top;
}
.iso-cert-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 60px 32px;
    background: var(--primary-bg);
    color: var(--text-secondary);
    text-align: center;
}
.iso-cert-placeholder svg {
    width: 48px; height: 48px;
    color: var(--text-muted);
    opacity: 0.5;
}
.iso-cert-ph-hint {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 4px;
}

/* --- ISO Certificate: Full-Width Detail Card --- */
.iso-detail-full {
    grid-column: 1 / -1;
}

/* --- ISO Certificate: Verification Grid --- */
.iso-verify-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 32px;
}
.iso-verify-card {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px;
    text-align: center;
}
.iso-verify-icon {
    width: 56px; height: 56px;
    margin: 0 auto 16px;
    color: var(--accent);
}
.iso-verify-icon svg { width: 100%; height: 100%; }
.iso-verify-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text-primary);
}
.iso-verify-card > p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.65;
    margin-bottom: 12px;
}
.iso-verify-link {
    display: inline-block;
    color: var(--accent-light) !important;
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: 8px;
}
.iso-verify-link:hover { color: var(--accent) !important; }
.iso-verify-ref {
    display: block;
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-top: 6px;
    letter-spacing: 0.04em;
}
.iso-verify-contact {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.75;
    margin: 0;
}
.iso-verify-contact strong { color: var(--text-primary); }
@media (max-width: 768px) {
    .iso-cert-images { grid-template-columns: 1fr; }
    .iso-overview { grid-template-columns: 1fr; }
    .iso-snapshot-grid { grid-template-columns: 1fr; }
    .iso-summary-card { padding: 24px; }
    .iso-cert-images--compact {
        grid-template-columns: 1fr 1fr;
    }
    .iso-cert-images--compact .iso-cert-img-wrap img {
        height: 250px;
    }
    .iso-verify-grid { grid-template-columns: 1fr; }
}

.iso-verify-note {
    background: var(--accent-subtle);
    border: 1px solid rgba(37,99,235,0.2);
    border-radius: var(--radius-lg);
    padding: 28px 32px;
    margin-bottom: 48px;
}
.iso-verify-note h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-primary);
}
.iso-verify-note p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin: 0;
    line-height: 1.7;
}
.iso-verify-note a { color: var(--accent-light); font-weight: 500; }
.iso-cta {
    text-align: center;
    margin-bottom: 24px;
}
.iso-cta p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    margin-bottom: 24px;
    line-height: 1.7;
}
@media (max-width: 768px) {
    .iso-hero { padding: 36px 24px; }
    .iso-badge-large h2 { font-size: 1.5rem; }
    .iso-details-grid { grid-template-columns: 1fr; }
    .iso-benefits-grid { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
    .iso-cert-images--compact {
        grid-template-columns: 1fr;
    }
    .iso-cert-images--compact .iso-cert-img-wrap img {
        height: 300px;
    }
}

/* --- Privacy Policy Page --- */
.privacy-content {
    max-width: var(--container-narrow);
    margin: 0 auto;
}
.privacy-content h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 40px 0 12px;
    color: var(--text-primary);
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-color);
}
.privacy-content h2:first-child { margin-top: 0; }
.privacy-content h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin: 28px 0 10px;
    color: var(--text-primary);
}
.privacy-content p {
    font-size: var(--font-body);
    color: var(--text-secondary);
    line-height: 1.75;
    margin-bottom: 16px;
}
.privacy-content ul {
    list-style: none;
    padding: 0;
    margin: 0 0 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.privacy-content li {
    position: relative;
    padding-left: 20px;
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.65;
}
.privacy-content li::before {
    content: '';
    position: absolute;
    left: 0; top: 10px;
    width: 6px; height: 6px;
    background: var(--accent);
    border-radius: 50%;
    opacity: 0.7;
}
.privacy-content a {
    color: var(--accent-light);
    font-weight: 500;
}
.privacy-content a:hover { color: var(--accent); text-decoration: underline; }
.privacy-content strong { color: var(--text-primary); font-weight: 600; }
/* --- Home: Global Shipping Section --- */
.shipping-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 40px;
}
.shipping-card {
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 28px 20px;
    text-align: center;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}
.shipping-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}
.shipping-icon {
    width: 48px; height: 48px;
    margin: 0 auto 16px;
    color: var(--color-primary);
}
.shipping-icon svg { width: 100%; height: 100%; }
.shipping-card h4 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: var(--text-primary);
}
.shipping-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
}
.shipping-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 40px;
}
.shipping-feature {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    background: var(--bg-light);
    border-radius: 10px;
    padding: 20px;
}
.shipping-feature svg {
    width: 32px; height: 32px;
    flex-shrink: 0;
    color: var(--color-primary);
    margin-top: 2px;
}
.shipping-feature strong {
    display: block;
    font-size: 0.95rem;
    margin-bottom: 4px;
    color: var(--text-primary);
}
.shipping-feature p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.5;
}
@media (max-width: 991px) {
    .shipping-grid { grid-template-columns: repeat(2, 1fr); }
    .shipping-features { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
    .shipping-grid { grid-template-columns: 1fr; }
}

.site-footer {
    background: var(--dark-bg);
    color: rgba(255,255,255,0.6);
    padding: 56px 0 40px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}
.footer-col h4 {
    color: #fff;
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a {
    color: rgba(255,255,255,0.5);
    font-size: 0.85rem;
    transition: color var(--transition-fast);
}
.footer-col ul li a:hover { color: #fff; }
.footer-col p {
    font-size: 0.85rem;
    line-height: 1.7;
    margin-bottom: 16px;
}
.footer-logo { display: block; margin-bottom: 16px; }
.footer-logo-img {
    display: block;
    height: 40px;
    width: auto;
}
.footer-brand-desc {
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.45);
    line-height: 1.75;
    margin-bottom: 20px;
}
.social-links {
    display: flex;
    gap: 12px;
    margin-top: 8px;
}
.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    color: rgba(255, 255, 255, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.12);
    transition: all var(--transition-fast);
}
.social-links a:hover {
    color: #fff;
    background: var(--accent-subtle);
    border-color: var(--accent);
}
.social-links svg { width: 16px; height: 16px; }
.contact-info {
    margin-top: 20px;
}
.contact-info p {
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.45);
    margin-bottom: 8px;
}
.contact-info a {
    color: rgba(255, 255, 255, 0.7);
}
.contact-info a:hover {
    color: var(--accent-light);
}
.newsletter-box {
    margin-top: 24px;
}
.newsletter-box h5 {
    font-size: 0.82rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.7);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
}
.newsletter-form {
    display: flex;
    gap: 8px;
}
.newsletter-form input {
    flex: 1;
    padding: 9px 14px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.06);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.82rem;
    font-family: var(--font-family);
    transition: border-color var(--transition-fast);
}
.newsletter-form input::placeholder {
    color: rgba(255, 255, 255, 0.3);
}
.newsletter-form input:focus {
    outline: none;
    border-color: var(--accent);
}
.newsletter-form .btn {
    padding: 9px 14px;
    font-size: 0.82rem;
    white-space: nowrap;
}
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding-top: 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.82rem;
    flex-wrap: wrap;
    gap: 16px;
}

/* ============================================
   CONTACT PAGE
   ============================================ */
.contact-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.contact-intro {
    text-align: center;
    margin-bottom: 60px;
    padding: 40px 0;
}

.contact-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.contact-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 700px;
    margin: 0 auto;
}

.contact-layout {
    display: grid;
    grid-template-columns: 420px 1fr;
    gap: 48px;
    max-width: 1200px;
    margin: 0 auto;
}

.contact-info-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-card);
}

.contact-info-card h3 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 32px;
    color: var(--text-primary);
}

.contact-info-item {
    display: flex;
    gap: 16px;
    margin-bottom: 28px;
    align-items: flex-start;
}

.contact-info-icon-wrapper {
    width: 48px;
    height: 48px;
    background: var(--accent-subtle);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--accent);
}

.contact-info-icon-wrapper svg {
    width: 24px;
    height: 24px;
}

.contact-info-content h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--text-primary);
}

.contact-info-content p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.contact-info-content a {
    color: var(--accent);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.contact-info-content a:hover {
    color: var(--accent-light);
}

.contact-info-hint {
    font-size: 0.8rem;
    color: var(--text-muted);
    display: block;
    margin-top: 2px;
}

.response-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(16, 185, 129, 0.12);
    color: #34d399;
    padding: 12px 24px;
    border-radius: 24px;
    font-size: 0.9rem;
    font-weight: 600;
    margin: 24px 0;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.response-badge svg {
    width: 20px;
    height: 20px;
    color: #34d399;
}

.quick-contact-channels {
    max-width: 500px;
    margin: 0 auto 40px;
    display: flex;
    gap: 12px;
}

.contact-channel-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 20px;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.contact-channel-btn svg {
    width: 20px;
    height: 20px;
}

.contact-channel-btn.whatsapp {
    background: #25D366;
    color: white;
}

.contact-channel-btn.whatsapp:hover {
    background: #1da851;
    transform: translateY(-2px);
}

.contact-channel-btn.wechat {
    background: #07C160;
    color: white;
}

.contact-channel-btn.wechat:hover {
    background: #069e50;
    transform: translateY(-2px);
}

.contact-benefits {
    border-top: 1px solid var(--border-color);
    padding-top: 28px;
    margin-top: 8px;
}

.contact-benefits h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.benefits-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.benefits-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.benefit-icon {
    color: #34d399;
    font-size: 1.1rem;
    font-weight: bold;
}

/* Inquiry Form */
.inquiry-form {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-card);
}

/* Contact page -centered fixed-width form */
.contact-form-centered {
    max-width: 780px;
    margin: 0 auto 48px;
}

/* Contact page -two-column split layout */
.contact-split {
    max-width: 1100px;
    margin: 0 auto 48px;
    display: grid;
    grid-template-columns: 420px 1fr;
    gap: 40px;
    align-items: start;
}
.contact-split-left {
    display: flex; flex-direction: column;
    gap: 0;
}
.contact-split-right {
    position: sticky;
    top: calc(var(--header-height) + 24px);
}

/* Section header within contact split */
.contact-section-header {
    margin-bottom: 16px;
}
.contact-section-header h2 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 4px;
    letter-spacing: -0.01em;
}
.contact-section-header p {
    font-size: 0.72rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.5;
}

/* Chat row on left -inside split */
.contact-chat-row-split {
    display: flex;
    gap: 12px;
    margin-bottom: 32px;
}
.contact-chat-row-split .contact-channel-btn { flex: 1; }

/* Contact card items -clean icon + text rows */
.ctc-list {
    display: flex; flex-direction: column;
    gap: 0;
}
.ctc-item {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    padding: 14px 0;
    border-bottom: 1px solid var(--border);
}
.ctc-item:last-child { border-bottom: none; padding-bottom: 0; }
.ctc-icon {
    width: 38px; height: 38px;
    min-width: 38px;
    display: flex; align-items: center; justify-content: center;
    background: rgba(37, 99, 235, 0.08);
    border-radius: 8px;
    color: var(--accent);
    margin-top: 1px;
}
.ctc-icon svg { width: 18px; height: 18px; }
.ctc-body { min-width: 0; }
.ctc-label {
    display: block;
    font-size: 0.66rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.6px;
    margin-bottom: 2px;
}
.ctc-value {
    display: block;
    font-size: 0.78rem;
    color: var(--text-primary);
    font-weight: 500;
    line-height: 1.5;
    word-break: break-word;
}
a.ctc-value {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.15s;
}
a.ctc-value:hover { color: #3b82f6; }
.ctc-hint {
    display: block;
    font-size: 0.66rem;
    color: var(--text-muted);
    margin-top: 2px;
    line-height: 1.45;
}

/* Chat buttons inside card */
.ctc-chat {
    display: flex;
    gap: 10px;
    margin-top: 16px;
}
.ctc-chat .contact-channel-btn { flex: 1; }

/* Map inside card */
.ctc-map {
    border: 1px solid var(--border);
    border-radius: 6px;
    overflow: hidden;
}
.ctc-map iframe { display: block; width: 100%; height: 280px; }

/* Download card inside contact */
.ctc-download {
    display: flex; align-items: center;
    gap: 16px;
}
.ctc-download-icon {
    width: 44px; height: 44px;
    min-width: 44px;
    display: flex; align-items: center; justify-content: center;
    background: rgba(37, 99, 235, 0.1);
    border-radius: 8px;
    color: var(--accent);
}
.ctc-download-icon svg { width: 22px; height: 22px; }
.ctc-download-body { flex: 1; min-width: 0; }
.ctc-download-body p {
    font-size: 0.72rem;
    color: var(--text-secondary);
    margin: 0 0 6px;
    line-height: 1.5;
}
.ctc-download-meta {
    display: flex; gap: 8px;
}
.ctc-download-meta span {
    font-size: 0.62rem;
    color: var(--text-muted);
    background: var(--secondary-bg);
    padding: 2px 8px;
    border-radius: 3px;
    letter-spacing: 0.3px;
}
.ctc-download-btn {
    display: inline-flex; align-items: center;
    gap: 6px;
    background: var(--accent);
    color: #fff;
    font-size: 0.72rem; font-weight: 600;
    text-transform: uppercase; letter-spacing: 0.6px;
    padding: 10px 20px;
    border-radius: 4px;
    text-decoration: none;
    white-space: nowrap;
    transition: background 0.15s;
}
.ctc-download-btn:hover { background: #3b82f6; color: #fff; }
.ctc-download-btn svg { width: 16px; height: 16px; }

.form-header {
    margin-bottom: 32px;
}

.form-header h2 {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.form-header p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group.full { grid-column: 1 / -1; }

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: var(--font-family);
    font-size: 0.95rem;
    color: var(--text-primary);
    background: var(--secondary-bg);
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 4px var(--accent-subtle);
    background: var(--bg-color);
}

.form-group textarea {
    min-height: 140px;
    resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group select {
    color-scheme: dark;
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%239ca3af' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    background-size: 20px;
    padding-right: 50px;
}

.form-group select option {
    color: var(--text-primary);
    background: #252525;
    padding: 10px;
}

.form-group select option:first-child {
    color: var(--text-muted);
}

.file-upload-area {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-md);
    padding: 40px 32px;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    background: var(--secondary-bg);
}

.file-upload-icon {
    color: var(--accent);
    margin-bottom: 12px;
}

.file-upload-icon svg {
    width: 40px;
    height: 40px;
}

.file-upload-area p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin: 0;
}

.file-upload-area:hover {
    border-color: var(--accent);
    background: var(--accent-subtle);
}

.file-hint {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 8px;
}

.btn-large {
    width: 100%;
    padding: 16px 32px;
    font-size: 1.05rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.btn-icon {
    width: 20px;
    height: 20px;
}

/* Google Map */
.contact-map-wrapper {
    max-width: 1100px;
    margin: 0 auto 40px;
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
}
.contact-map-iframe {
    display: block;
    width: 100%;
    height: 400px;
    filter: grayscale(30%) brightness(0.85);
    transition: filter 0.3s ease;
}
.contact-map-iframe:hover { filter: grayscale(0%) brightness(1); }

/* Breadcrumb */
.breadcrumb {
    display: flex;
    gap: 8px;
    justify-content: center;
    align-items: center;
    margin-bottom: 16px;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.breadcrumb a {
    color: rgba(255, 255, 255, 0.5);
}
.breadcrumb a:hover {
    color: var(--accent-light);
}
.breadcrumb span {
    color: rgba(255, 255, 255, 0.3);
}
.breadcrumb span:last-child {
    color: rgba(255, 255, 255, 0.7);
}

/* ============================================
   REVEAL ANIMATIONS
   ============================================ */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.revealed { opacity: 1; transform: translateY(0); }
.reveal-up { transform: translateY(40px); }
.reveal-left { transform: translateX(-40px); }
.reveal-right { transform: translateX(40px); }

/* ============================================
   KEYFRAMES
   ============================================ */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes heroZoom {
    from { transform: scale(1); }
    to { transform: scale(1.08); }
}
@keyframes scrollWheel {
    0% { opacity: 1; transform: translate(-50%, 0); }
    50% { opacity: 0.3; transform: translate(-50%, 12px); }
    100% { opacity: 1; transform: translate(-50%, 0); }
}
@keyframes pageHeroFadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes dividerExpand {
    from { width: 0; }
    to { width: 50px; }
}

/* ============================================
   RESPONSIVE - Tablet
   ============================================ */
@media (max-width: 1024px) {
    :root {
        --font-h1: 2.5rem;
        --font-h2: 1.85rem;
    }
    .stats-grid { grid-template-columns: repeat(3, 1fr); }
    .hero-layout {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .hero-inspection-panel {
        max-width: 680px;
    }
    .advantages-grid { grid-template-columns: repeat(2, 1fr); }
    .category-grid { grid-template-columns: repeat(2, 1fr); }
    .solution-grid { grid-template-columns: repeat(2, 1fr); }
    .cert-grid { grid-template-columns: repeat(2, 1fr); }
    .client-types-grid { grid-template-columns: repeat(2, 1fr); }
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .capability-stats { grid-template-columns: repeat(3, 180px); justify-content: center; }
    .manufacturing-grid { grid-template-columns: 1fr; gap: 40px; }
    .manufacturing-image img { height: 360px; }
    .quality-grid { grid-template-columns: 1fr; gap: 40px; }
    
    .contact-layout { 
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .contact-info-col {
        order: 2;
    }
    .contact-form-col {
        order: 1;
    }
    .contact-split {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .contact-split-right {
        position: static;
    }
    
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }

    .qc-row {
        grid-template-columns: 1fr 1fr;
        gap: 20px;
    }
    .qc-arrow { display: none; }
    .qc-step { padding: 0; }

    .capacity-grid { grid-template-columns: repeat(2, 1fr); }
    .delivery-row { grid-template-columns: 1fr 1fr; gap: 20px; }
    .delivery-step { padding: 0; }
    .coating-grid { grid-template-columns: repeat(2, 1fr); }
    .test-grid { grid-template-columns: repeat(2, 1fr); }
    .cert-images { grid-template-columns: 1fr; }
    .cert-details { grid-template-columns: repeat(2, 1fr); }
    .test-lab-grid { grid-template-columns: repeat(2, 1fr); }
    .test-lab-grid-3 { grid-template-columns: repeat(2, 1fr); }
    .test-lab-horiz { grid-template-columns: 1fr; }
    .tlh-image { border-right: none; border-bottom: 1px solid var(--border-light); }
    .tlh-content { padding: 20px 24px; }
    .docu-grid { grid-template-columns: repeat(2, 1fr); }
    .sel-two-col { grid-template-columns: 1fr; gap: 16px; }
    .sel-card { padding: 16px; }
    .sel-master-table { font-size: 0.7rem; min-width: 0; }

    .process-card-top {
        flex-direction: column;
        text-align: center;
        gap: 16px;
        padding: 24px;
    }
    .process-card-stats { margin-left: 0; }
    .process-gallery { grid-template-columns: repeat(3, 260px); }
    .pg-item img { width: 260px; height: 170px; }
    .hist-timeline { padding-left: 80px; }
    .hist-timeline::before { left: 44px; }
    .hist-year { left: -80px; width: 80px; padding-right: 22px; }
    .hist-node::before { left: 40px; }
}

/* ============================================
   RESPONSIVE - Tablet (1024px)
   ============================================ */
@media (max-width: 1024px) {
    .blog-layout {
        max-width: 100%;
        grid-template-columns: 1fr 280px;
        gap: 32px;
    }
    .blog-card-grid {
        grid-template-columns: repeat(2, minmax(260px, 1fr));
    }
}

/* ============================================
   RESPONSIVE - Mobile
   ============================================ */
@media (max-width: 768px) {
    :root {
        --font-h1: 2rem;
        --font-h2: 1.6rem;
        --font-h3: 1.25rem;
        --header-height: 64px;
        --header-height-scrolled: 52px;
    }
    .container { padding: 0 18px; }
    .logo-img { height: 28px; }
    .site-header.scrolled .logo-img { height: 24px; }
    .section { padding: 64px 0; }
    .section-lg { padding: 80px 0; }
    .reveal-left,
    .reveal-right {
        transform: translateY(30px);
    }
    .hero-section {
        min-height: 0;
        padding: calc(var(--header-height) + 34px) 0 42px;
    }
    .hero-layout {
        padding: 0 18px;
    }
    .hero-copy h1 {
        font-size: clamp(2.1rem, 12vw, 3.25rem);
        line-height: 1.02;
    }
    .hero-copy .hero-highlight {
        margin-bottom: 24px;
        font-size: 0.96rem;
    }
    .hero-copy .hero-points {
        display: grid;
        grid-template-columns: 1fr;
    }
    .hero-copy .hero-point {
        border-right: 0;
        border-bottom: 1px solid var(--pf-line);
    }
    .hero-copy .hero-point:last-child {
        border-bottom: 0;
    }
    .hero-copy .cta-buttons {
        align-items: stretch;
    }
    .hero-copy .cta-buttons .btn {
        width: 100%;
    }
    .hero-inspection-data dl div {
        grid-template-columns: 1fr;
        gap: 2px;
    }

    /* Mobile Nav */
    .primary-menu {
        display: none;
        position: fixed;
        top: 0; right: 0; bottom: 0;
        width: 280px;
        background: var(--card-bg);
        flex-direction: column;
        padding: 72px 24px 24px;
        transform: none;
        transition: none;
        z-index: 999;
        box-shadow: -10px 0 40px rgba(0,0,0,0.15);
        overflow-y: auto;
    }
    .primary-menu.open { display: flex; }
    .primary-menu > li > a {
        height: auto;
        padding: 14px 0;
        font-size: 0.9rem;
        border-bottom: 1px solid var(--border-light);
        color: var(--text-primary) !important;
    }
    .primary-menu > li > a.active::after { display: none; }
    .sub-menu {
        position: static;
        visibility: visible;
        opacity: 1;
        transform: none;
        box-shadow: none;
        border: none;
        background: var(--secondary-bg);
        padding: 4px 0;
        margin: 0;
        border-radius: 0;
    }
    .sub-menu li a { padding: 10px 20px; font-size: 0.82rem; }

    /* Mobile Mega */
    .mega-menu {
        position: static;
        visibility: visible;
        opacity: 1;
        transform: none;
        box-shadow: none;
        border: none;
        border-radius: 0;
        background: var(--secondary-bg);
        min-width: 0;
        padding: 8px 0;
        margin: 0;
        display: none;
    }
    .has-mega-menu.mobile-open > .mega-menu { display: block; }
    .mega-inner {
        flex-direction: column;
        padding: 8px 20px;
        gap: 4px;
    }
    .mega-col {
        border-right: none;
        padding: 0;
        min-width: 0;
    }
    .mega-heading {
        display: none;
    }
    .mega-col li a {
        padding: 10px 20px;
        font-size: 0.82rem;
        color: var(--text-primary) !important;
    }
    .mega-footer {
        padding: 8px 20px;
        background: transparent;
        border-top: none;
        text-align: left;
    }
    .mega-cta {
        font-size: 0.78rem;
        padding: 6px 0;
        display: inline-block;
    }
    .nav-backdrop { display: none !important; }

    .mobile-toggle { display: flex; }

    /* Blog Responsive */
    .blog-layout {
        grid-template-columns: minmax(0, 1fr);
        gap: 24px;
        padding: 0 18px;
    }
    .blog-sidebar {
        position: static;
        top: auto;
    }
    .blog-article-layout {
        grid-template-columns: minmax(0, 1fr);
        gap: 28px;
        padding-inline: 18px;
    }
    .blog-article-body,
    .blog-content {
        min-width: 0;
        width: 100%;
    }
    .blog-card-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .blog-featured-link {
        grid-template-columns: 1fr;
    }
    .blog-featured-img {
        min-height: 200px;
    }
    .blog-featured-body {
        padding: 24px 28px;
    }

    /* Grids */
    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
    .stats-grid.four-col { grid-template-columns: repeat(2, 1fr); }
    .advantages-grid { grid-template-columns: 1fr; }
    .category-grid { grid-template-columns: 1fr; }
    .solution-grid { grid-template-columns: 1fr; }
    .cert-grid { grid-template-columns: repeat(2, 1fr); }
    .client-types-grid { grid-template-columns: 1fr; }
    .services-grid { grid-template-columns: 1fr; }
    .capability-stats { grid-template-columns: repeat(2, 160px); justify-content: center; }
    .trust-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
    .cta-box { padding: 32px 24px; }
    .page-hero-content h1 { font-size: 2rem; }
    .stat-number { font-size: 2.2rem; }
    .manufacturing-image img { height: 280px; }
    .quality-image img { height: 280px; }
    .inquiry-form { padding: 28px 20px; }
    .form-grid { grid-template-columns: 1fr; }
    
    .contact-intro {
        padding: 20px 0 40px;
        margin-bottom: 40px;
    }
    .contact-title {
        font-size: 2rem;
    }
    .contact-subtitle {
        font-size: 1rem;
    }
    .contact-info-card {
        padding: 28px 20px;
    }
    .contact-info-icon-wrapper {
        width: 44px;
        height: 44px;
    }
    .contact-info-icon-wrapper svg {
        width: 22px;
        height: 22px;
    }
    .quick-contact-channels {
        flex-direction: column;
    }
    .contact-channel-btn {
        padding: 14px 20px;
    }
    .ctc-item { gap: 10px; padding: 12px 0; }
    .ctc-icon { width: 32px; height: 32px; min-width: 32px; }
    .ctc-icon svg { width: 16px; height: 16px; }
    .ctc-chat { gap: 8px; }
    .ctc-download { flex-wrap: wrap; gap: 12px; }
    .ctc-download-btn { width: 100%; justify-content: center; }
    .contact-map-iframe { height: 280px; }
    
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .newsletter-form { flex-direction: column; }
    .newsletter-form .btn { width: 100%; }

    .process-card-top {
        flex-direction: column;
        text-align: center;
        gap: 12px;
        padding: 20px;
    }
    .process-card-title h2 { font-size: 1.2rem; }
    .process-card-stats { margin-left: 0; gap: 20px; }
    .pcs-value { font-size: 1.15rem; }
    .process-steps { padding: 20px; }
    .pstep { grid-template-columns: 40px 1fr; gap: 14px; padding: 16px 0; }
    .pstep-indicator span { width: 34px; height: 34px; font-size: 0.85rem; }
    .pstep-head h4 { font-size: 0.95rem; }
    .process-gallery { grid-template-columns: repeat(3, 200px); gap: 12px; padding: 20px; }
    .pg-item img { width: 200px; height: 140px; }
    .tech-role-grid { grid-template-columns: 1fr; }
    .about-mv-grid { grid-template-columns: 1fr; }
    .about-client-grid { grid-template-columns: repeat(2, 1fr); }
    .about-gallery-grid { grid-template-columns: 1fr; }
    .about-landing-grid { grid-template-columns: repeat(2, 1fr); }
    .about-landing-grid > .solution-card:nth-child(1),
    .about-landing-grid > .solution-card:nth-child(2),
    .about-landing-grid > .solution-card:nth-child(3),
    .about-landing-grid > .solution-card:nth-child(4),
    .about-landing-grid > .solution-card:nth-child(5) { grid-column: span 1; }
    .hist-timeline { padding-left: 0; }
    .hist-timeline::before { left: 10px; }
    .hist-node::before { left: 6px; }
    .adv-grid { grid-template-columns: 1fr; }
    .adv-diff { grid-template-columns: 80px 1fr; }
    .about-story-card { grid-template-columns: 1fr; min-height: auto; }
    .about-story-text { padding: 28px 24px; }
    .about-story-image { min-height: 240px; }
    .about-story-img-placeholder { border-left: none; border-top: 1px solid var(--border); }
    .btn-nav-cta { display: none; }
    .team-grid { grid-template-columns: repeat(2, 1fr); }
    .team-dept-grid { grid-template-columns: repeat(2, 1fr); }
    .factory-lab-grid { grid-template-columns: repeat(2, 1fr); }
    .factory-gallery-grid { grid-template-columns: repeat(2, 1fr); }
    .mfg-cert-grid { grid-template-columns: 1fr; gap: 20px; }
    .mfg-cert-placeholder { min-height: 240px; }
    .hist-year { position: static; width: auto; text-align: left; padding: 0; margin-bottom: 8px; }
    .hist-node { flex-direction: column; }
    .hist-content { padding-bottom: 20px; }
    .hist-metrics span { white-space: normal; }
}

/* ============================================
   RESPONSIVE - Small Mobile
   ============================================ */
@media (max-width: 480px) {
    :root {
        --font-h1: 1.75rem;
        --font-h2: 1.4rem;
    }
    .hero-section { height: 100vh; min-height: 500px; }
    .stats-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
    .stat-number { font-size: 1.8rem; }
    .cert-grid { grid-template-columns: 1fr; }
    .capability-stats { grid-template-columns: repeat(2, 140px); justify-content: center; gap: 12px; }
    .cap-stat-number { font-size: 1.6rem; }
    .page-hero { height: 35vh; min-height: 240px; }
    .page-hero-content h1 { font-size: 1.6rem; }
    .cta-section h2 { font-size: 1.5rem; }
    .footer-bottom { flex-direction: column; text-align: center; }

    .qc-row {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .qc-card { padding: 24px 16px; }

    .capacity-grid { grid-template-columns: 1fr; }
    .delivery-row { grid-template-columns: 1fr 1fr; gap: 16px; }
    .delivery-card { padding: 24px 16px; }
    .scale-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
    .scale-card { padding: 24px 16px; }
    .coating-grid { grid-template-columns: 1fr; }
    .test-card { padding: 24px 16px; }
    .test-grid { grid-template-columns: 1fr; gap: 20px; }
    .cert-header { flex-direction: column; text-align: center; gap: 12px; padding: 20px; }
    .cert-badge { margin-left: 0; }
    .cert-images { grid-template-columns: 1fr; padding: 20px; }
    .cert-image-placeholder { height: 260px; }
    .cert-details { grid-template-columns: repeat(2, 1fr); }
    .test-lab-grid { grid-template-columns: 1fr; }
    .test-lab-grid-3 { grid-template-columns: 1fr; }
    .test-lab-horiz { grid-template-columns: 1fr; }
    .tlc-image-placeholder { height: 130px; }
    .tlh-image { padding: 16px; }
    .tlh-image .tlc-image-placeholder { min-height: 180px; }
    .tlh-content { padding: 20px; }
    .stds-search-box { font-size: 0.8rem; padding: 10px 14px; }
    .stds-filter-btn { padding: 5px 14px; font-size: 0.7rem; }
    .stds-card-header { padding: 12px 16px; gap: 8px; }
    .stds-card-id { font-size: 0.78rem; }
    .stds-card-title { font-size: 0.72rem; }
    .stds-card-body { padding: 0 12px 16px; }
    .stds-data-table { font-size: 0.68rem; }
    .stds-data-table thead th, .stds-data-table tbody td { padding: 6px 8px; }
    .docu-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
    .sa-card { padding: 14px 16px; gap: 12px; }
    .sa-card-icon { width: 40px; height: 40px; }
    .sa-card-icon svg { width: 20px; height: 20px; }

    .process-steps { padding: 16px; }
    .pstep { grid-template-columns: 32px 1fr; gap: 12px; padding: 14px 0; }
    .pstep-indicator span { width: 30px; height: 30px; font-size: 0.8rem; }
    .pstep-head { flex-direction: column; align-items: flex-start; gap: 6px; }
    .pstep-head h4 { font-size: 0.9rem; }
    .pstep-tag { font-size: 0.65rem; }
    .process-gallery { grid-template-columns: 1fr; gap: 12px; padding: 16px; }
    .pg-item img { width: 100%; height: 180px; }
    .process-card-stats { gap: 16px; }
    .pcs-value { font-size: 1rem; }

    .delivery-row { grid-template-columns: 1fr; gap: 16px; }
    .scale-grid { grid-template-columns: 1fr; gap: 16px; }
    .cert-card { padding: 0; }
    .cert-images { padding: 16px; gap: 16px; }
    .cert-image-placeholder { height: 200px; }
    .cert-details { grid-template-columns: 1fr; }
    .cert-detail { border-right: none; border-bottom: 1px solid var(--border-light); }
    .cert-detail:last-child { border-bottom: none; }
    .test-lab-card { padding: 18px 14px; }
    .tlc-image-placeholder { height: 120px; }
    .tlh-header { flex-direction: column; align-items: flex-start; gap: 8px; }
    .stds-card-header { flex-wrap: wrap; }
    .stds-card-title { white-space: normal; }
    .stds-data-table { font-size: 0.65rem; }
    .docu-grid { grid-template-columns: 1fr; gap: 12px; }
    .docu-card { padding: 18px 14px; }
    .sa-card { flex-wrap: wrap; }
    .faq-cat-header { padding: 14px 16px; gap: 10px; }
    .faq-cat-num { font-size: 0.95rem; min-width: 28px; }
    .faq-cat-info h3 { font-size: 0.85rem; }
    .faq-q { padding: 12px 16px; font-size: 0.78rem; }
    .faq-a { padding: 0 16px 12px; font-size: 0.74rem; }
    .tech-role-grid { grid-template-columns: 1fr; }
    .tech-role-card { padding: 16px; }
    .about-mv-grid { grid-template-columns: 1fr; }
    .about-client-grid { grid-template-columns: 1fr; }
    .about-gallery-grid { grid-template-columns: 1fr; }
    .about-landing-grid { grid-template-columns: 1fr; }
    .about-landing-grid > .solution-card:nth-child(1),
    .about-landing-grid > .solution-card:nth-child(2),
    .about-landing-grid > .solution-card:nth-child(3),
    .about-landing-grid > .solution-card:nth-child(4),
    .about-landing-grid > .solution-card:nth-child(5) { grid-column: span 1; }
    .hist-timeline::before { left: 8px; }
    .hist-node::before { left: 4px; }
    .hist-card { padding: 16px; }
    .hist-metrics { gap: 6px; }
    .hist-metrics span { font-size: 0.62rem; padding: 3px 8px; }
    .adv-grid { grid-template-columns: 1fr; }
    .adv-card { padding: 18px; }
    .adv-card-top { flex-direction: column; align-items: flex-start; gap: 8px; }
    .adv-diff { grid-template-columns: 1fr; gap: 2px 10px; }
    .adv-diff-label { font-size: 0.58rem; }
    .about-story-card { grid-template-columns: 1fr; }
    .about-story-text { padding: 22px 18px; }
    .about-story-text p { font-size: 0.74rem; }
    .about-story-image { min-height: 200px; }
    .about-story-img-placeholder { border-left: none; border-top: 1px solid var(--border); }
    .team-grid { grid-template-columns: 1fr; }
    .team-dept-grid { grid-template-columns: 1fr; }
    .factory-eq-grid { grid-template-columns: 1fr; }
    .factory-lab-grid { grid-template-columns: 1fr; }
    .factory-gallery-grid { grid-template-columns: 1fr; }
    .factory-eq-placeholder { height: 140px; }
    .mfg-cert-placeholder { min-height: 220px; }
    .mfg-cert-list h3 { font-size: 0.82rem; }
}

/* Inquiry confirmation: an engineering handoff, not a generic success screen. */
.contact-thank-you .site-content {
    min-height: calc(100vh - var(--header-height));
    background:
        linear-gradient(rgba(47, 111, 237, 0.045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(47, 111, 237, 0.045) 1px, transparent 1px),
        radial-gradient(circle at 82% 12%, rgba(47, 111, 237, 0.16), transparent 34%),
        var(--pf-black);
    background-size: 48px 48px, 48px 48px, auto, auto;
}

.inquiry-thanks {
    padding: clamp(72px, 8vw, 118px) 24px 88px;
}

.inquiry-thanks__shell {
    width: min(1120px, 100%);
    margin: 0 auto;
}

.inquiry-thanks__status {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    min-height: 34px;
    padding: 7px 12px;
    border: 1px solid rgba(47, 111, 237, 0.48);
    border-radius: var(--radius-label);
    background: rgba(47, 111, 237, 0.1);
    color: #9fc0ff;
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.inquiry-thanks__status-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #4f8cff;
    box-shadow: 0 0 0 5px rgba(47, 111, 237, 0.14);
}

.inquiry-thanks__hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 230px;
    gap: clamp(34px, 6vw, 76px);
    align-items: end;
    padding: 34px 0 42px;
    border-bottom: 1px solid var(--pf-line-strong);
}

.inquiry-thanks__eyebrow,
.inquiry-thanks__section-heading span,
.inquiry-thanks__actions-code,
.inquiry-thanks__sla-label {
    display: block;
    color: var(--accent-light);
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.inquiry-thanks__hero h1,
.inquiry-thanks--empty h1 {
    max-width: 780px;
    margin: 13px 0 18px;
    font-size: clamp(2.35rem, 5.2vw, 4.45rem);
    line-height: 1.04;
    letter-spacing: -0.045em;
}

.inquiry-thanks__hero-copy > p {
    max-width: 720px;
    color: var(--pf-muted);
    font-size: 1.05rem;
    line-height: 1.75;
}

.inquiry-thanks__hero-copy strong {
    color: var(--pf-ink);
}

.inquiry-thanks__cn {
    margin-top: 4px;
    color: #8995a5 !important;
}

.inquiry-thanks__sla {
    position: relative;
    min-height: 218px;
    padding: 22px;
    overflow: hidden;
    border: 1px solid rgba(47, 111, 237, 0.52);
    border-radius: var(--radius-panel);
    background: linear-gradient(145deg, rgba(47, 111, 237, 0.18), rgba(23, 27, 32, 0.96) 58%);
}

.inquiry-thanks__sla::after {
    position: absolute;
    right: -18px;
    bottom: -56px;
    color: rgba(110, 160, 255, 0.08);
    content: "24H";
    font-family: 'IBM Plex Mono', monospace;
    font-size: 6.6rem;
    font-weight: 700;
    letter-spacing: -0.12em;
}

.inquiry-thanks__sla strong {
    position: relative;
    z-index: 1;
    display: block;
    margin-top: 13px;
    color: #fff;
    font-family: 'IBM Plex Mono', monospace;
    font-size: 5rem;
    line-height: 0.95;
}

.inquiry-thanks__sla-unit,
.inquiry-thanks__sla-cn {
    position: relative;
    z-index: 1;
    display: block;
}

.inquiry-thanks__sla-unit {
    margin-top: 8px;
    color: #dce8ff;
    font-weight: 700;
}

.inquiry-thanks__sla-cn {
    margin-top: 3px;
    color: #8294ad;
    font-size: 0.78rem;
}

.inquiry-thanks__track {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin: 0;
    border-bottom: 1px solid var(--pf-line-strong);
}

.inquiry-thanks__track li {
    position: relative;
    display: grid;
    grid-template-columns: 38px minmax(0, 1fr);
    gap: 14px;
    padding: 30px 28px 31px 0;
}

.inquiry-thanks__track li + li {
    padding-left: 28px;
    border-left: 1px solid var(--pf-line);
}

.inquiry-thanks__track-marker {
    display: grid;
    width: 34px;
    height: 34px;
    place-items: center;
    border: 1px solid var(--pf-line-strong);
    border-radius: 50%;
    color: var(--pf-steel);
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.68rem;
    font-weight: 700;
}

.inquiry-thanks__track .is-complete .inquiry-thanks__track-marker {
    border-color: var(--pf-cobalt);
    background: var(--pf-cobalt);
    color: #fff;
}

.inquiry-thanks__track-marker svg {
    width: 17px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2.4;
}

.inquiry-thanks__track-code {
    display: block;
    margin-bottom: 5px;
    color: var(--pf-dim);
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.66rem;
    font-weight: 700;
    letter-spacing: 0.09em;
}

.inquiry-thanks__track strong {
    display: block;
    color: var(--pf-ink);
    font-size: 0.98rem;
}

.inquiry-thanks__track p {
    margin-top: 6px;
    color: var(--pf-dim);
    font-size: 0.82rem;
    line-height: 1.55;
}

.inquiry-thanks__lower {
    display: grid;
    grid-template-columns: minmax(0, 1.3fr) minmax(330px, 0.7fr);
    gap: 24px;
    padding-top: 32px;
}

.inquiry-thanks__summary,
.inquiry-thanks__actions {
    border: 1px solid var(--pf-line);
    border-radius: var(--radius-panel);
    background: rgba(23, 27, 32, 0.9);
}

.inquiry-thanks__summary {
    padding: 27px 28px 24px;
}

.inquiry-thanks__section-heading h2,
.inquiry-thanks__actions h2 {
    margin-top: 6px;
    font-size: 1.38rem;
}

.inquiry-thanks__summary dl {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: 22px;
    border-top: 1px solid var(--pf-line);
    border-left: 1px solid var(--pf-line);
}

.inquiry-thanks__summary dl > div {
    min-width: 0;
    padding: 14px 16px;
    border-right: 1px solid var(--pf-line);
    border-bottom: 1px solid var(--pf-line);
}

.inquiry-thanks__summary dt {
    margin-bottom: 4px;
    color: var(--pf-dim);
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.66rem;
    font-weight: 700;
    letter-spacing: 0.07em;
    text-transform: uppercase;
}

.inquiry-thanks__summary dd {
    overflow-wrap: anywhere;
    color: var(--pf-ink);
    font-size: 0.9rem;
}

.inquiry-thanks__privacy {
    margin-top: 15px;
    color: var(--pf-dim);
    font-size: 0.75rem;
    line-height: 1.55;
}

.inquiry-thanks__actions {
    padding: 28px;
    background:
        linear-gradient(135deg, rgba(47, 111, 237, 0.12), transparent 58%),
        rgba(23, 27, 32, 0.92);
}

.inquiry-thanks__actions > p {
    margin: 12px 0 22px;
    color: var(--pf-muted);
    font-size: 0.88rem;
    line-height: 1.65;
}

.inquiry-thanks__buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.inquiry-thanks__buttons .pf-button,
.inquiry-thanks--empty .pf-button {
    display: inline-flex;
    min-height: 44px;
    align-items: center;
    justify-content: center;
    padding: 11px 16px;
    border: 1px solid transparent;
    color: #fff;
    font-size: 0.82rem;
    font-weight: 700;
    line-height: 1.2;
    text-decoration: none;
}

.inquiry-thanks__buttons .pf-button--secondary {
    border-color: rgba(148, 163, 184, 0.45);
    background: rgba(15, 23, 42, 0.5);
    color: #dbe7fb;
}

.inquiry-thanks__browse {
    display: inline-block;
    margin-top: 20px;
    color: #9fc0ff;
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.75rem;
    font-weight: 700;
    text-decoration: none;
}

.inquiry-thanks__browse:hover {
    color: #fff;
}

.inquiry-thanks--empty .inquiry-thanks__shell {
    max-width: 760px;
    padding: 48px;
    border: 1px solid var(--pf-line);
    border-radius: var(--radius-panel);
    background: var(--pf-panel);
}

.inquiry-thanks--empty p {
    margin: 0 0 26px;
    color: var(--pf-muted);
}

@media (max-width: 900px) {
    .inquiry-thanks__hero {
        grid-template-columns: 1fr;
    }

    .inquiry-thanks__sla {
        min-height: 0;
    }

    .inquiry-thanks__sla strong {
        font-size: 4rem;
    }

    .inquiry-thanks__track,
    .inquiry-thanks__lower {
        grid-template-columns: 1fr;
    }

    .inquiry-thanks__track li,
    .inquiry-thanks__track li + li {
        padding: 22px 0;
        border-left: 0;
    }

    .inquiry-thanks__track li + li {
        border-top: 1px solid var(--pf-line);
    }
}

@media (max-width: 600px) {
    .inquiry-thanks {
        padding: 52px 16px 64px;
    }

    .inquiry-thanks__hero {
        padding-top: 27px;
    }

    .inquiry-thanks__hero h1,
    .inquiry-thanks--empty h1 {
        font-size: clamp(2rem, 11vw, 3rem);
    }

    .inquiry-thanks__summary,
    .inquiry-thanks__actions,
    .inquiry-thanks--empty .inquiry-thanks__shell {
        padding: 22px 18px;
    }

    .inquiry-thanks__summary dl {
        grid-template-columns: 1fr;
    }

    .inquiry-thanks__buttons {
        flex-direction: column;
    }

    .inquiry-thanks__buttons .pf-button {
        width: 100%;
    }
}

/* ============================================
   DRIVETRAIN - Product Breadcrumb Row
   ============================================ */
.dt-breadcrumb-row {
    display: flex; align-items: center; gap: 8px;
    padding: 12px 0 16px; max-width: 1200px; margin: 0 auto;
    font-size: 0.78rem; flex-wrap: wrap;
}
.dt-breadcrumb-link {
    color: var(--text-muted); text-decoration: none;
    transition: color var(--transition-fast);
}
.dt-breadcrumb-link:hover { color: var(--accent-light); }
.dt-breadcrumb-sep {
    width: 14px; height: 14px; color: var(--text-muted); flex-shrink: 0;
}
.dt-breadcrumb-current {
    color: var(--text-primary); font-weight: 600;
}

/* ============================================
   DRIVETRAIN - Module Tab Row
   ============================================ */
.dt-module-tabs-wrapper {
    max-width: 1308px; margin: 0 auto 20px;
}
.dt-module-tabs {
    display: flex; gap: 4px; overflow-x: auto;
    -ms-overflow-style: none; scrollbar-width: none;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 0;
}
.dt-module-tabs::-webkit-scrollbar { display: none; }
.dt-module-tab {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 10px 18px;
    font-size: 0.78rem; font-weight: 600; color: var(--text-muted);
    background: transparent; border: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    cursor: pointer; white-space: nowrap;
    font-family: var(--font-family);
    transition: all var(--transition-fast);
}
.dt-module-tab:hover { color: var(--text-primary); }
.dt-module-tab.active {
    color: var(--accent-light);
    border-bottom-color: var(--accent);
}
.dt-tab-count {
    display: inline-flex; align-items: center; justify-content: center;
    min-width: 20px; height: 18px; padding: 0 5px;
    font-size: 0.65rem; font-weight: 700;
    border-radius: 9px;
    background: rgba(255,255,255,0.06);
    color: var(--text-muted);
}
.dt-module-tab.active .dt-tab-count {
    background: var(--accent); color: #fff;
}

/* ============================================
   DRIVETRAIN SEARCH & FILTER
   ============================================ */
.dt-filter-bar {
    display: flex; flex-wrap: wrap; gap: 12px; align-items: center;
    max-width: 1308px; margin: 0 auto 36px;
    padding: 20px; background: var(--card-bg); border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
}
.dt-filter-search {
    position: relative; flex: 1; min-width: 220px;
}
.dt-filter-search svg {
    position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
    width: 16px; height: 16px; color: var(--text-muted); pointer-events: none;
}
.dt-filter-search input {
    width: 100%; padding: 10px 14px 10px 40px;
    background: var(--primary-bg); border: 1px solid var(--border-color);
    border-radius: var(--radius-sm); color: var(--text-primary);
    font-size: 0.85rem; font-family: var(--font-family);
    transition: border-color var(--transition-fast);
}
.dt-filter-search input:focus { outline: none; border-color: var(--accent); }
.dt-filter-search input::placeholder { color: var(--text-muted); }

.dt-filter-group {
    display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
}
.dt-filter-label {
    font-size: 0.72rem; color: var(--text-muted); text-transform: uppercase;
    letter-spacing: 0.5px; font-weight: 600;
}
.dt-filter-tag {
    padding: 5px 12px; border-radius: 20px; font-size: 0.7rem; font-weight: 600;
    cursor: pointer; border: 1px solid var(--border-color); color: var(--text-muted);
    background: transparent; font-family: var(--font-family);
    transition: all var(--transition-fast); white-space: nowrap;
}
.dt-filter-tag:hover { border-color: var(--accent); color: var(--accent-light); }
.dt-filter-tag.active { background: var(--accent); border-color: var(--accent); color: #fff; }
.dt-filter-clear {
    padding: 5px 12px; border-radius: 20px; font-size: 0.7rem; font-weight: 600;
    cursor: pointer; border: none; background: rgba(255,255,255,0.05);
    color: var(--text-muted); font-family: var(--font-family); white-space: nowrap;
    transition: all var(--transition-fast);
}
.dt-filter-clear:hover { background: rgba(239,68,68,0.15); color: #ef4444; }

.dt-no-results {
    text-align: center; padding: 48px 20px; display: none;
}
.dt-no-results.visible { display: block; }
.dt-no-results h3 { margin-bottom: 8px; }
.dt-no-results p { color: var(--text-secondary); }

/* ============================================
   DRIVETRAIN - Engineering Blueprint Image
   ============================================ */
.dt-eng-img {
    background: #0d1117;
    position: relative; overflow: hidden;
    display: flex; align-items: center; justify-content: center;
}
.dt-eng-img::before {
    content: ''; position: absolute; inset: 0;
    background-image:
        linear-gradient(rgba(37,99,235,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(37,99,235,0.04) 1px, transparent 1px);
    background-size: 20px 20px;
}
.dt-eng-img::after {
    content: ''; position: absolute; inset: 30% 20% 30% 20%;
    border: 1px solid rgba(37,99,235,0.12); border-radius: 50%;
    box-shadow: 0 0 60px rgba(37,99,235,0.05) inset;
}
.dt-eng-img-inner {
    position: relative; z-index: 1; text-align: center;
}
.dt-eng-img-shape {
    display: flex; align-items: center; justify-content: center;
}
.dt-eng-img-shape svg { width: 64px; height: 64px; color: rgba(37,99,235,0.25); }
/* 鈹€鈹€ Overlays disabled 鈹€鈹€ */
.dt-eng-img-id        { display: none; }
.dt-eng-img-dim,
.dt-eng-img-dim span  { display: none; }
.dt-crosshair,
.dt-crosshair-xs,
.dt-crosshair::before,
.dt-crosshair::after,
.dt-crosshair-xs::before,
.dt-crosshair-xs::after { display: none; }
.dt-eng-img-id {
    position: absolute; bottom: 10px; right: 14px;
    font-size: 0.6rem; font-weight: 600; font-family: 'Courier New', monospace;
    color: rgba(37,99,235,0.3); letter-spacing: 1px;
}
.dt-eng-img-dim {
    position: absolute; top: 50%; left: 0; right: 0; transform: translateY(-50%);
    display: flex; justify-content: space-between; padding: 0 12px;
    pointer-events: none;
}
.dt-eng-img-dim span {
    font-size: 0.55rem; font-family: 'Courier New', monospace;
    color: rgba(37,99,235,0.15);
}
/* Crosshair overlay */
.dt-crosshair {
    position: absolute; z-index: 2; pointer-events: none;
}
.dt-crosshair::before, .dt-crosshair::after {
    content: ''; position: absolute;
    background: rgba(37,99,235,0.1);
}
.dt-crosshair::before {
    top: 0; bottom: 0; left: 50%; width: 1px; transform: translateX(-50%);
}
.dt-crosshair::after {
    left: 0; right: 0; top: 50%; height: 1px; transform: translateY(-50%);
}
.dt-crosshair-xs { position: absolute; z-index: 2; pointer-events: none; }
.dt-crosshair-xs::before, .dt-crosshair-xs::after {
    content: ''; position: absolute;
    background: rgba(37,99,235,0.08);
}
.dt-crosshair-xs::before { top: 0; bottom: 0; left: 50%; width: 0.5px; transform: translateX(-50%); }
.dt-crosshair-xs::after { left: 0; right: 0; top: 50%; height: 0.5px; transform: translateY(-50%); }

/* ============================================
   DRIVETRAIN - Compare Feature
   ============================================ */
.dt-compare-check {
    position: absolute; top: 10px; left: 10px; z-index: 5;
    display: flex; align-items: center; gap: 6px;
    font-size: 0.68rem; color: var(--text-muted); cursor: pointer;
    padding: 4px 10px 4px 8px; background: rgba(0,0,0,0.5);
    border: 1px solid rgba(255,255,255,0.1); border-radius: var(--radius-sm);
    backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px);
    transition: all var(--transition-fast);
}
.dt-compare-check:hover { border-color: var(--accent); color: var(--accent-light); }
.dt-compare-check.selected { background: var(--accent); border-color: var(--accent); color: #fff; }
.dt-compare-check input[type="checkbox"] {
    width: 14px; height: 14px; margin: 0; accent-color: #fff; cursor: pointer;
}
.dt-products-grid.compare-mode .dt-product-card { /* reserved */ }

/* Compare Floating Bar */
.dt-compare-bar {
    position: fixed; bottom: 0; left: 0; right: 0;
    background: rgba(10,10,10,0.97); border-top: 1px solid var(--accent);
    padding: 16px 0; z-index: 999;
    transform: translateY(100%); transition: transform 0.35s cubic-bezier(0.4,0,0.2,1);
    backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
}
.dt-compare-bar.visible { transform: translateY(0); }
.dt-compare-bar-inner {
    display: flex; align-items: center; gap: 20px;
}
.dt-compare-bar-label {
    font-size: 0.8rem; font-weight: 700; color: var(--accent-light);
    text-transform: uppercase; letter-spacing: 1px; flex-shrink: 0;
}
.dt-compare-bar-slots {
    display: flex; gap: 12px; flex: 1; overflow-x: auto;
    -ms-overflow-style: none; scrollbar-width: none;
}
.dt-compare-bar-slots::-webkit-scrollbar { display: none; }
.dt-compare-slot {
    padding: 5px 14px; background: rgba(255,255,255,0.04); border: 1px dashed rgba(255,255,255,0.1);
    border-radius: var(--radius-sm); font-size: 0.7rem; color: var(--text-muted);
    white-space: nowrap; min-width: 120px; text-align: center;
}
.dt-compare-slot.filled {
    background: rgba(37,99,235,0.1); border: 1px solid rgba(37,99,235,0.3); color: var(--text-primary);
    display: flex; align-items: center; gap: 8px;
}
.dt-compare-slot-remove {
    background: none; border: none; color: var(--text-muted); cursor: pointer;
    font-size: 1rem; line-height: 1; padding: 0; font-family: inherit;
}
.dt-compare-slot-remove:hover { color: #ef4444; }
.dt-compare-bar-actions { display: flex; gap: 8px; flex-shrink: 0; }
.dt-compare-bar .dt-compare-count { font-size: 0.7rem; color: var(--text-muted); }

/* ============================================
   DRIVETRAIN - Torque Quick Reference
   ============================================ */
.dt-torque-ref {
    border: 1px solid var(--border-color); border-radius: var(--radius-md);
    max-width: 1308px; margin: 36px auto 0; overflow: hidden;
}
.dt-torque-ref-header {
    display: flex; align-items: center; gap: 12px;
    width: 100%; padding: 16px 24px; background: var(--card-bg);
    border: none; cursor: pointer; font-family: var(--font-family);
    font-size: 0.9rem; font-weight: 600; color: var(--text-primary);
    text-align: left; transition: all var(--transition-fast);
}
.dt-torque-ref-header:hover { background: rgba(37,99,235,0.04); }
.dt-torque-ref-header svg { width: 18px; height: 18px; color: #eab308; flex-shrink: 0; }
.dt-torque-ref-header .dt-tr-toggle {
    margin-left: auto; width: 20px; height: 20px; transition: transform var(--transition-fast);
}
.dt-torque-ref-header[aria-expanded="true"] .dt-tr-toggle { transform: rotate(180deg); }
.dt-torque-ref-body {
    max-height: 0; overflow: hidden; transition: max-height 0.35s ease;
}
.dt-torque-table {
    width: 100%; border-collapse: collapse; font-size: 0.82rem;
}
.dt-torque-table th {
    text-align: left; padding: 10px 24px; font-size: 0.7rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-muted);
    background: rgba(0,0,0,0.15); border-bottom: 1px solid var(--border-color);
}
.dt-torque-table td {
    padding: 10px 24px; border-bottom: 1px solid rgba(255,255,255,0.03);
    color: var(--text-secondary);
}
.dt-torque-table tr:last-child td { border-bottom: none; }
.dt-torque-table td:first-child { color: var(--text-primary); font-weight: 600; }
.dt-torque-table tr:hover td { background: rgba(37,99,235,0.03); }

/* ============================================
   DRIVETRAIN - Product Card Catalog
   ============================================ */

/* --- Product Detail Card Grid --- */
.dt-products-grid {
    display: grid;
    grid-template-columns: repeat(3, 420px);
    gap: 24px;
    justify-content: center;
}
.dt-product-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    overflow: hidden;
    transition: all var(--transition-normal);
    display: flex;
    flex-direction: column;
}
.dt-product-card:hover {
    border-color: rgba(255,255,255,0.12);
    box-shadow: 0 8px 32px rgba(0,0,0,0.25), 0 0 0 1px rgba(37,99,235,0.1);
    transform: translateY(-2px);
}
.dt-pc-img {
    height: 220px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    gap: 10px;
    border-bottom: 1px solid var(--border-color);
    position: relative;
}
.dt-pc-img svg {
    width: 56px; height: 56px;
    opacity: 0.2;
    transition: opacity var(--transition-normal);
}
.dt-product-card:hover .dt-pc-img svg { opacity: 0.35; }
.dt-pc-img .dt-img-label {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    opacity: 0.4;
}
/* Product card real image -below CSS blueprint overlay */
.dt-pc-product-img {
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    z-index: 0;
    display: block;
}
.dt-pc-body {
    padding: 24px 28px 28px;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.dt-pc-name-en {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.01em;
    line-height: 1.3;
}
.dt-pc-name-cn {
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-top: 2px;
}

/* --- Spec Table (inside card) --- */
.dt-spec-table {
    width: 100%;
    border-collapse: collapse;
}
.dt-spec-table tr {
    border-bottom: 1px solid rgba(255,255,255,0.04);
}
.dt-spec-table tr:last-child { border-bottom: none; }
.dt-spec-table td {
    padding: 7px 0;
    font-size: 0.76rem;
    vertical-align: top;
    line-height: 1.4;
}
.dt-spec-table .dt-st-label {
    color: var(--text-muted);
    width: 70px;
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 500;
    flex-shrink: 0;
}
.dt-spec-table .dt-st-value {
    color: var(--text-primary);
    font-family: 'SF Mono', 'Consolas', 'Menlo', monospace;
    font-size: 0.74rem;
    letter-spacing: 0.01em;
}

/* --- Material badge row in card --- */
.dt-pc-materials {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}
.dt-pc-mat {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    font-size: 0.68rem;
    font-weight: 600;
    border-radius: 3px;
    letter-spacing: 0.02em;
}
.dt-pc-mat .dt-pc-mat-dot { width: 6px; height: 6px; border-radius: 50%; }
.dt-pc-mat-304 { background: rgba(148,163,184,0.1); color: #94a3b8; border: 1px solid rgba(148,163,184,0.25); }
.dt-pc-mat-304 .dt-pc-mat-dot { background: #94a3b8; }
.dt-pc-mat-316 { background: rgba(100,116,139,0.1); color: #64748b; border: 1px solid rgba(100,116,139,0.25); }
.dt-pc-mat-316 .dt-pc-mat-dot { background: #64748b; }
.dt-pc-mat-al { background: rgba(56,189,248,0.1); color: #38bdf8; border: 1px solid rgba(56,189,248,0.25); }
.dt-pc-mat-al .dt-pc-mat-dot { background: #38bdf8; }
.dt-pc-mat-ti { background: rgba(168,85,247,0.1); color: #a855f7; border: 1px solid rgba(168,85,247,0.25); }
.dt-pc-mat-ti .dt-pc-mat-dot { background: #a855f7; }

/* --- Card description --- */
.dt-pc-desc {
    font-size: 0.78rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* --- Card CTA --- */
.dt-pc-cta {
    display: flex;
    gap: 10px;
    margin-top: auto;
}
.dt-pc-cta .btn-sm {
    padding: 8px 16px;
    font-size: 0.76rem;
    flex: 1;
    text-align: center;
    justify-content: center;
}

/* --- Responsive --- */
@media (max-width: 1200px) {
    .dt-products-grid { grid-template-columns: repeat(2, 420px); }
}
@media (max-width: 750px) {
    .dt-products-grid { grid-template-columns: 420px; max-width: 420px; margin: 0 auto; }
    .dt-pc-img { height: 180px; }
    .dt-pc-body { padding: 20px; }
    .dt-module-tab { font-size: 0.72rem; padding: 8px 12px; }
}
@media print {
    .dt-module-tabs-wrapper { display: none; }
    .dt-pc-img { display: none; }
    .dt-product-card { break-inside: avoid; border: 1px solid #ccc; background: #fff; }
    .dt-pc-cta { display: none; }
}

/* ============================================
   FRAME SYSTEM - Sub Tabs
   ============================================ */
.dt-sub-tabs-wrapper { margin-bottom: 4px; }
.dt-sub-tabs { gap: 2px; border-bottom: 1px solid rgba(255,255,255,0.06); }
.dt-sub-tab {
    font-size: 0.72rem; padding: 7px 14px;
    font-weight: 500; color: var(--text-muted);
    border-bottom-width: 1px;
}
.dt-sub-tab:hover { color: var(--text-primary); }
.dt-sub-tab.active { color: var(--accent-light); border-bottom-color: var(--accent); }
.dt-sub-tab .dt-tab-count { min-width: 16px; height: 14px; font-size: 0.6rem; border-radius: 7px; }

/* ============================================
   FRAME SYSTEM - BOM Product Cards
   ============================================ */

/* --- BOM Card --- */
.dt-fs-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all var(--transition-normal);
    display: flex; flex-direction: column;
}
.dt-fs-card:hover {
    border-color: rgba(37,99,235,0.25);
    box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}
.dt-fs-card-ac { border-left: 3px solid var(--accent); }

/* --- Tags Row --- */
.dt-fs-tags {
    display: flex; gap: 6px; padding: 12px 16px 0;
    flex-wrap: wrap;
}
.dt-fs-tag {
    font-size: 0.62rem; font-weight: 600; text-transform: uppercase;
    letter-spacing: 0.3px; padding: 3px 8px; border-radius: 3px;
}
.dt-fs-tag-cat { background: rgba(37,99,235,0.12); color: var(--accent-light); }
.dt-fs-tag-type { background: rgba(255,255,255,0.05); color: var(--text-muted); }
.dt-fs-tag-mount { background: rgba(255,255,255,0.03); color: var(--text-muted); font-style: italic; }

/* --- Title --- */
.dt-fs-hd {
    padding: 10px 16px 8px;
    border-bottom: 1px solid rgba(255,255,255,0.04);
}
.dt-fs-en {
    font-size: 0.78rem; font-weight: 700; color: var(--text-primary);
    font-family: 'SF Mono', 'Consolas', 'Menlo', monospace;
    letter-spacing: -0.01em; line-height: 1.3;
}
.dt-fs-cn {
    font-size: 0.72rem; color: var(--text-muted); margin-top: 2px;
}

/* --- Specs --- */
.dt-fs-specs {
    padding: 10px 16px; display: flex; flex-wrap: wrap; gap: 6px 14px;
}
.dt-fs-spec {
    display: inline-flex; gap: 4px; align-items: baseline;
    font-size: 0.68rem;
}
.dt-fs-spec i {
    font-style: normal; color: var(--text-muted); font-size: 0.65rem;
}
.dt-fs-spec b {
    font-weight: 600; color: var(--text-secondary);
}

/* --- Note --- */
.dt-fs-note {
    padding: 0 16px 10px; font-size: 0.68rem; color: var(--text-muted);
    line-height: 1.5; opacity: 0.8;
}

/* --- Warning Strip --- */
.dt-fs-card-warn {
    display: flex; align-items: flex-start; gap: 8px;
    margin: 6px 0 10px; padding: 10px 14px;
    background: rgba(234,179,8,0.06); border: 1px solid rgba(234,179,8,0.15);
    border-radius: var(--radius-sm); font-size: 0.66rem;
    color: #eab308; line-height: 1.5;
}
.dt-fs-card-warn svg { flex-shrink: 0; width: 14px; height: 14px; margin-top: 1px; color: #eab308; }

/* --- CTA --- */
.dt-fs-cta {
    padding: 10px 16px 14px; margin-top: auto;
}
.dt-fs-cta .btn-sm { width: 100%; text-align: center; font-size: 0.7rem; }

/* --- Responsive --- */
@media (max-width: 750px) {
    .dt-sub-tab { font-size: 0.68rem; padding: 6px 10px; }
    .dt-fs-en { font-size: 0.74rem; }
}

/* ============================================
   PRINT STYLES
   ============================================ */
@media print {
    .site-header, .site-footer, .cta-section, .scroll-indicator { display: none; }
    .sel-download-btn { display: none !important; }
    body { color: #000; background: #fff; }
    .hero-section { height: auto; min-height: 0; }
    .section { padding: 30px 0; }
    .sel-card { border: 1px solid #ccc; background: #fff; break-inside: avoid; }
    .sel-master-table thead th { background: #f5f5f5; color: #000; border-bottom: 2px solid #333; }
    .sel-master-table tbody td { color: #000; border-bottom: 1px solid #e0e0e0; }
    .sel-tip { background: #f0f4ff; border: 1px solid #b3c6ff; color: #000; break-inside: avoid; }
    .sel-highlight td { background: #f0f4ff !important; }
    .sel-section-row { background: #e8e8e8 !important; color: #000 !important; }
    .capability-stats { break-inside: avoid; }
    .solution-section-header { break-after: avoid; }
    .cta-box { display: none; }
    .page-content { max-width: 100%; }
    .faq-cat-body { display: block !important; }
    .faq-a { display: block !important; }
    .faq-item { break-inside: avoid; }
    .faq-category { break-inside: avoid; border: 1px solid #ccc; background: #fff; }
    .faq-cat-header { border-bottom: 1px solid #ccc; }
    .faq-cat-num { color: #2563eb; }
    .faq-q { color: #000; background: none !important; }
    .faq-q::after { display: none; }
    .faq-a { color: #333; }
    .faq-search { display: none; }
}

/* ============================================
   PREMFIXER - Custom Page: Pain Points Table
   ============================================ */
.sp-pain-points {
    max-width: 1100px;
    margin: 48px auto;
}
.sp-pain-points-header {
    text-align: center;
    margin-bottom: 36px;
}
.sp-pain-points-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 8px;
}
.sp-pain-points-header p {
    color: var(--text-secondary);
    font-size: var(--font-small);
}

.sp-pain-grid {
    display: flex;
    flex-direction: column;
    gap: 1px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
}
.sp-pain-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    background: var(--border-color);
}
.sp-pain-cell {
    background: var(--secondary-bg);
    padding: 28px 32px;
    display: flex;
    align-items: flex-start;
    gap: 16px;
    transition: background var(--transition-fast);
}
.sp-pain-cell svg {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    margin-top: 2px;
}
.sp-pain-problem svg { color: #ef4444; }
.sp-pain-solution svg { color: #22c55e; }
.sp-pain-cell strong {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 4px;
}
.sp-pain-cell p {
    font-size: var(--font-small);
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}
.sp-pain-cell:hover {
    background: var(--card-bg);
}

/* ============================================
   PREMFIXER - Custom Page: Advantages Feature Grid
   ============================================ */
.adv-feature-grid {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.adv-feature-card {
    display: flex;
    gap: 24px;
    align-items: flex-start;
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 32px 36px;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.adv-feature-card:hover {
    border-color: rgba(255,255,255,0.12);
    box-shadow: 0 0 0 1px rgba(37,99,235,0.1);
}
.adv-feature-icon {
    width: 52px;
    height: 52px;
    flex-shrink: 0;
    background: var(--accent-subtle);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}
.adv-feature-icon svg {
    width: 24px;
    height: 24px;
    color: var(--accent);
}
.adv-feature-body {
    flex: 1;
    min-width: 0;
}
.adv-feature-body h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 8px;
}
.adv-feature-body p {
    font-size: var(--font-small);
    color: var(--text-secondary);
    line-height: 1.65;
    margin-bottom: 14px;
}
.adv-feature-tags {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}
.adv-feature-tags li {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    padding: 3px 10px;
    border-radius: 3px;
    background: var(--card-bg);
    color: var(--accent-light);
    border: 1px solid rgba(37,99,235,0.15);
}

/* ============================================
   PREMFIXER - Custom Page: Case Studies Grid
   ============================================ */
.cs-grid {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}
.cs-card {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 36px;
    transition: border-color var(--transition-fast);
    display: flex;
    flex-direction: column;
}
.cs-card:hover {
    border-color: rgba(255,255,255,0.12);
}
.cs-card-top {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}
.cs-badge {
    display: inline-block;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 4px 12px;
    border-radius: 3px;
    margin-bottom: 16px;
}
.cs-badge-316 { background: rgba(34,197,94,0.12); color: #22c55e; border: 1px solid rgba(34,197,94,0.2); }
.cs-badge-al  { background: rgba(59,130,246,0.12); color: #60a5fa; border: 1px solid rgba(59,130,246,0.2); }
.cs-badge-steel { background: rgba(245,158,11,0.12); color: #fbbf24; border: 1px solid rgba(245,158,11,0.2); }
.cs-badge-304 { background: rgba(148,163,184,0.15); color: #cbd5e1; border: 1px solid rgba(148,163,184,0.25); }
.cs-metric-big {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    font-size: 2.6rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1;
    color: var(--accent-light);
}
.cs-metric-label {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin-top: 4px;
}
.cs-card h3 {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 14px;
    line-height: 1.3;
}
.cs-card .cs-problem {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 12px;
    padding-left: 12px;
    border-left: 2px solid rgba(239,68,68,0.35);
}
.cs-card .cs-solution {
    font-size: 0.82rem;
    color: var(--text-primary);
    line-height: 1.6;
    padding-left: 12px;
    border-left: 2px solid rgba(34,197,94,0.35);
}

/* ============================================
   PREMFIXER - Custom Page: Enhanced CTA
   ============================================ */
.cta-box-enhanced {
    text-align: left !important;
    padding: 48px 56px !important;
}
.cta-box-enhanced h2 {
    text-align: center;
}
.cta-box-enhanced > p {
    text-align: center;
}
.cta-checklist {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 32px;
    margin: 32px 0;
}
.cta-checklist h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 16px;
}
.cta-checklist ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.cta-checklist li {
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
    font-size: var(--font-small);
    color: var(--text-secondary);
    line-height: 1.6;
}
.cta-checklist li:last-child {
    border-bottom: none;
    padding-bottom: 0;
}
.cta-checklist li strong {
    color: var(--text-primary);
}
.cta-contact-row {
    display: flex;
    gap: 24px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 32px;
}
.cta-contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}
.cta-contact-item svg {
    width: 20px;
    height: 20px;
    color: var(--accent);
    flex-shrink: 0;
}

@media (max-width: 768px) {
    .cta-box-enhanced { padding: 32px 24px !important; }
    .cta-checklist { padding: 24px; }
    .cta-contact-row { flex-direction: column; gap: 16px; }
    .cs-grid { grid-template-columns: 1fr; }
    .adv-feature-card { flex-direction: column; padding: 28px 24px; }
    .sp-pain-row { grid-template-columns: 1fr; }
}

/* ============================================
   PREMFIXER - Custom Page: Professional FAQ
   ============================================ */
.faq-pro-grid {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.faq-pro-card {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    overflow: hidden;
    transition: border-color var(--transition-fast);
}
.faq-pro-card:hover {
    border-color: rgba(255,255,255,0.12);
}
.faq-pro-q {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px 28px;
    background: none;
    border: none;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.92rem;
    font-weight: 500;
    cursor: pointer;
    transition: background var(--transition-fast);
    text-align: left;
    line-height: 1.4;
}
.faq-pro-q:hover { background: var(--card-bg); }
.faq-pro-q[aria-expanded="true"] { background: var(--card-bg); }
.faq-pro-cat {
    flex-shrink: 0;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 3px 10px;
    border-radius: 3px;
    background: var(--accent-subtle);
    color: var(--accent-light);
    border: 1px solid rgba(37,99,235,0.2);
}
.faq-pro-title { flex: 1; }
.faq-pro-q svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    color: var(--text-secondary);
    transition: transform 0.25s ease;
}
.faq-pro-q[aria-expanded="true"] svg {
    transform: rotate(180deg);
}
.faq-pro-a {
    display: none;
    padding: 0 28px 24px 28px;
    margin-left: 0;
}
.faq-pro-a p {
    font-size: var(--font-small);
    color: var(--text-secondary);
    line-height: 1.7;
    padding-left: 0;
}
.faq-pro-a p strong {
    color: var(--text-primary);
}
.faq-pro-q[aria-expanded="true"] + .faq-pro-a,
.faq-pro-a.open { display: block; }

/* ============================================
   PREMFIXER - Products Landing: Image Placeholder
   ============================================ */
.cat-img-ph {
    width: 100%;
    height: 100%;
    background: var(--card-bg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}
.cat-img-ph svg {
    width: 36px;
    height: 36px;
    opacity: 0.25;
}

/* ============================================
   PREMFIXER - Products Landing: Core Product Cards
   ============================================ */
.pl-core-grid {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}
.pl-core-card {
    display: flex;
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    overflow: hidden;
    text-decoration: none;
    color: var(--text-primary);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.pl-core-card:hover {
    border-color: rgba(255,255,255,0.12);
    box-shadow: 0 0 0 1px rgba(37,99,235,0.12);
}
.pl-core-flagship {
    border-color: rgba(37,99,235,0.2);
}

.pl-core-img {
    width: 200px;
    min-height: 220px;
    flex-shrink: 0;
    position: relative;
    background: var(--card-bg);
    overflow: hidden;
}
.pl-core-img img {
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}
.pl-core-card:hover .pl-core-img img { transform: scale(1.03); }
.pl-core-img .cat-img-ph {
    position: absolute;
    top: 0; left: 0;
}

.pl-core-body {
    padding: 28px 32px;
    display: flex;
    flex-direction: column;
    flex: 1;
}
.pl-core-badge {
    display: inline-block;
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 3px 10px;
    border-radius: 3px;
    margin-bottom: 12px;
    align-self: flex-start;
    background: rgba(255,255,255,0.06);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}
.pl-core-badge-star {
    background: rgba(37,99,235,0.12);
    color: var(--accent-light);
    border: 1px solid rgba(37,99,235,0.25);
}
.pl-core-body h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
    transition: color var(--transition-fast);
}
.pl-core-card:hover .pl-core-body h3 { color: var(--accent); }
.pl-core-body > p {
    font-size: var(--font-small);
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 16px;
    flex: 1;
}
.pl-core-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 16px;
}
.pl-core-tags span {
    font-size: 0.68rem;
    font-weight: 500;
    padding: 2px 10px;
    border-radius: 3px;
    background: var(--card-bg);
    color: var(--text-muted);
    border: 1px solid var(--border-color);
}
.pl-core-link {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--accent-light);
    transition: color var(--transition-fast);
}
.pl-core-card:hover .pl-core-link { color: var(--accent); }

/* ============================================
   PREMFIXER - Products Landing: Compare Cards
   ============================================ */
.pl-compare-grid {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}
.pl-compare-card {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 40px 36px;
    text-decoration: none;
    color: var(--text-primary);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}
.pl-compare-card:hover {
    border-color: rgba(255,255,255,0.12);
    box-shadow: 0 0 0 1px rgba(37,99,235,0.1);
}
.pl-compare-card-custom:hover {
    box-shadow: 0 0 0 1px rgba(37,99,235,0.18);
}
.pl-compare-icon {
    width: 56px;
    height: 56px;
    background: var(--accent-subtle);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}
.pl-compare-icon svg {
    width: 28px;
    height: 28px;
    color: var(--accent);
}
.pl-compare-badge {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 4px 12px;
    border-radius: 3px;
    margin-bottom: 16px;
}
.pl-compare-badge-stock { background: rgba(255,255,255,0.06); color: var(--text-secondary); border: 1px solid var(--border-color); }
.pl-compare-badge-custom { background: rgba(37,99,235,0.14); color: var(--accent-light); border: 1px solid rgba(37,99,235,0.25); }
.pl-compare-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 6px;
}
.pl-compare-tagline {
    font-size: var(--font-small);
    color: var(--text-secondary);
    margin-bottom: 24px;
}
.pl-compare-list {
    list-style: none;
    padding: 0;
    margin: 0 0 24px 0;
    flex: 1;
    width: 100%;
}
.pl-compare-list li {
    font-size: var(--font-small);
    color: var(--text-secondary);
    line-height: 1.6;
    padding: 6px 0;
    padding-left: 20px;
    position: relative;
}
.pl-compare-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 12px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
    opacity: 0.6;
}
.pl-compare-cta {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-light);
    transition: color var(--transition-fast);
}
.pl-compare-card:hover .pl-compare-cta { color: var(--accent); }

/* ============================================
   PREMFIXER - Products Landing: Client Types
   ============================================ */
.pl-client-grid {
    max-width: 1100px;
    margin: 0 auto 48px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.pl-client-card {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 36px 32px;
    text-align: center;
    transition: border-color var(--transition-fast);
}
.pl-client-card:hover {
    border-color: rgba(255,255,255,0.12);
}
.pl-client-icon {
    width: 56px;
    height: 56px;
    background: var(--accent-subtle);
    border-radius: var(--radius-sm);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}
.pl-client-icon svg {
    width: 28px;
    height: 28px;
    color: var(--accent);
}
.pl-client-card h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 10px;
}
.pl-client-card p {
    font-size: var(--font-small);
    color: var(--text-secondary);
    line-height: 1.65;
    margin: 0;
}

/* ============================================
   PREMFIXER - Products Landing: Responsive
   ============================================ */
@media (max-width: 900px) {
    .pl-core-grid { grid-template-columns: 1fr; }
    .pl-core-card { flex-direction: column; }
    .pl-core-img { width: 100%; min-height: 180px; }
    .pl-compare-grid { grid-template-columns: 1fr; }
    .pl-client-grid { grid-template-columns: 1fr; }
}

/* ============================================
   PREMFIXER - About Page: Redesign
   ============================================ */

/* Section header with accent line */
.about-section-header {
    max-width: 1100px;
    margin: 56px auto 28px;
    text-align: center;
}
.about-section-header::before {
    content: '';
    display: block;
    width: 48px;
    height: 3px;
    background: var(--accent);
    margin: 0 auto 20px;
    border-radius: 2px;
}
.about-section-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 8px;
}
.about-section-header p {
    color: var(--text-secondary);
    font-size: var(--font-small);
}

/* Who We Are -two-column identity */
.about-identity {
    max-width: 1100px;
    margin: 0 auto 48px;
    display: flex;
    gap: 40px;
    align-items: flex-start;
}
.about-identity-visual {
    width: 420px;
    flex-shrink: 0;
    border-radius: var(--radius-sm);
    overflow: hidden;
    position: relative;
    aspect-ratio: 4 / 3;
    background: var(--card-bg);
}
.about-identity-visual img {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    object-fit: cover;
}
.about-id-ph {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: linear-gradient(135deg, #1e2a3a 0%, #1a2432 100%);
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    gap: 10px;
    color: var(--text-muted);
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}
.about-id-ph svg {
    width: 48px; height: 48px;
    opacity: 0.2;
}
.about-identity-text {
    flex: 1;
    min-width: 0;
}
.about-identity-text p {
    font-size: var(--font-small);
    color: var(--text-secondary);
    line-height: 1.75;
    margin-bottom: 16px;
}
.about-identity-text p:last-child { margin-bottom: 0; }
.about-identity-text p strong { color: var(--text-primary); }

/* Certification row */
.about-certs {
    max-width: 1100px;
    margin: 0 auto 24px;
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    justify-content: center;
}
.about-cert-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: var(--font-small);
    color: var(--text-secondary);
}
.about-cert-item svg {
    width: 20px; height: 20px;
    color: #22c55e;
    flex-shrink: 0;
}
.about-cert-item strong {
    color: var(--text-primary);
}

/* Timeline */
.about-timeline {
    max-width: 860px;
    margin: 0 auto 48px;
    position: relative;
    padding-left: 120px;
}
.about-timeline::before {
    content: '';
    position: absolute;
    left: 100px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border-color);
}
.about-tl-node {
    position: relative;
    margin-bottom: 36px;
}
.about-tl-node:last-child { margin-bottom: 0; }
.about-tl-year {
    position: absolute;
    left: -120px;
    top: 0;
    width: 88px;
    text-align: right;
}
.about-tl-year span {
    display: inline-block;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--accent-light);
    letter-spacing: -0.01em;
}
.about-tl-dot {
    position: absolute;
    left: -24px;
    top: 6px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--accent);
    border: 2px solid var(--main-bg);
}
.about-tl-text h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 6px;
}
.about-tl-text p {
    font-size: var(--font-small);
    color: var(--text-secondary);
    line-height: 1.65;
    margin: 0;
}
.about-tl-text p strong {
    color: var(--text-primary);
}

/* Advantages -icon + text rows */
.about-advantages {
    max-width: 960px;
    margin: 0 auto 48px;
    display: flex;
    flex-direction: column;
    gap: 28px;
}
.about-adv-item {
    display: flex;
    gap: 24px;
    align-items: flex-start;
}
.about-adv-icon {
    width: 40px; height: 40px;
    flex-shrink: 0;
    background: var(--accent-subtle);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 2px;
}
.about-adv-icon svg {
    width: 20px; height: 20px;
    color: var(--accent);
}
.about-adv-text h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 6px;
}
.about-adv-text p {
    font-size: var(--font-small);
    color: var(--text-secondary);
    line-height: 1.65;
    margin: 0;
}

/* Facility intro paragraph */
.about-facility-intro {
    max-width: 860px;
    margin: 0 auto 36px;
    text-align: center;
}
.about-facility-intro p {
    font-size: var(--font-small);
    color: var(--text-secondary);
    line-height: 1.75;
}

/* Gallery -shared with existing, add img support */
.about-gallery-item { position: relative; }
.about-gallery-item img {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    object-fit: cover;
    border-radius: 8px;
}

/* Explore links */
.about-explore-links {
    max-width: 660px;
    margin: 0 auto 40px;
    display: flex;
    flex-direction: column;
    gap: 2px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    overflow: hidden;
}
.about-explore-link {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 28px;
    background: var(--secondary-bg);
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: background var(--transition-fast), color var(--transition-fast);
}
.about-explore-link:hover {
    background: var(--card-bg);
    color: var(--accent);
}
.about-explore-link span {
    color: var(--text-muted);
    transition: color var(--transition-fast);
}
.about-explore-link:hover span { color: var(--accent); }

/* Responsive */
@media (max-width: 768px) {
    .about-identity { flex-direction: column; }
    .about-identity-visual { width: 100%; }
    .about-timeline { padding-left: 64px; }
    .about-timeline::before { left: 44px; }
    .about-tl-year { left: -64px; width: 48px; }
    .about-tl-year span { font-size: 0.8rem; }
    .about-tl-dot { left: -13px; }
    .about-certs { flex-direction: column; align-items: center; gap: 12px; }
    .about-adv-item { flex-direction: column; gap: 12px; }
    .about-gallery-grid { grid-template-columns: 1fr; }
}

/* ============================================
   PREMFIXER - MTB Hardtail Solution Page
   ============================================ */

/* Section label with icon */
.mtb-section-label {
    max-width: 1100px; margin: 64px auto 0;
    display: flex; align-items: center; gap: 12px;
    padding: 14px 28px;
    background: var(--accent-subtle);
    border: 1px solid rgba(37,99,235,0.2);
    border-radius: var(--radius-sm);
    color: var(--accent-light);
    font-size: 0.85rem; font-weight: 600;
    letter-spacing: 0.02em;
}
.mtb-section-label svg { width: 22px; height: 22px; flex-shrink: 0; }

/* Image placeholders */
.mtb-hero-img {
    max-width: 1100px; margin: 28px auto 0;
    border-radius: var(--radius-sm);
    overflow: hidden;
    aspect-ratio: 21 / 9;
    position: relative;
    background: var(--card-bg);
}
.mtb-hero-img img {
    position: absolute; top: 0; left: 0;
    width: 100%; height: 100%; object-fit: cover;
}
.mtb-section-img {
    max-width: 1100px; margin: 0 auto 28px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    aspect-ratio: 21 / 9;
    position: relative;
    background: var(--card-bg);
}
.mtb-section-img img {
    position: absolute; top: 0; left: 0;
    width: 100%; height: 100%; object-fit: cover;
}
.mtb-profile-img {
    width: 100%;
    border-radius: 6px;
    overflow: hidden;
    aspect-ratio: 16 / 9;
    position: relative;
    background: var(--card-bg);
    margin-bottom: 14px;
}
.mtb-profile-img img {
    position: absolute; top: 0; left: 0;
    width: 100%; height: 100%; object-fit: cover;
}
.mtb-img-ph {
    position: absolute; top: 0; left: 0;
    width: 100%; height: 100%;
    background: linear-gradient(135deg, #1e2a3a 0%, #1a2432 100%);
    border: 1px solid var(--border-color);
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.72rem; font-weight: 500;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}
.mtb-img-ph svg {
    width: 40px; height: 40px;
    opacity: 0.2;
}

/* Full-suspension engineering maps */
.pivot-map-figure {
    max-width: 1100px;
    margin: 0 auto 54px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: #fff;
}

.pivot-map-figure img {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 4 / 3;
    object-fit: contain;
    background: #fff;
}

.pivot-map-figure figcaption {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 18px;
    align-items: center;
    padding: 14px 18px;
    border-top: 1px solid var(--border-color);
    background: var(--card-bg);
}

.pivot-map-figure figcaption strong {
    color: var(--text-primary);
    font-size: 0.76rem;
}

.pivot-map-figure figcaption span {
    color: var(--text-secondary);
    font-size: 0.7rem;
    line-height: 1.5;
}

/* Custom BB and frame pivot bolt program */
.custom-pivot-program {
    max-width: 1100px;
    margin: 0 auto 64px;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.custom-pivot-map {
    margin: 0;
    background: #fff;
    border-right: 1px solid var(--border-color);
    border-left: 1px solid var(--border-color);
}

.custom-pivot-map img {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 3 / 2;
    object-fit: contain;
}

.custom-pivot-intro {
    display: grid;
    grid-template-columns: minmax(0, 0.95fr) minmax(360px, 1.05fr);
    gap: 48px;
    align-items: end;
    padding: 30px 0 26px;
}

.custom-pivot-eyebrow {
    display: block;
    margin-bottom: 8px;
    color: var(--accent-light);
    font-size: 0.66rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.custom-pivot-intro h3 {
    margin: 0;
    color: var(--text-primary);
    font-size: 1.35rem;
    line-height: 1.3;
}

.custom-pivot-intro > p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.8rem;
    line-height: 1.72;
}

.custom-pivot-workflow {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-top: 1px solid var(--border-color);
    border-left: 1px solid var(--border-color);
}

.custom-pivot-workflow article {
    padding: 22px 24px 24px;
    border-right: 1px solid var(--border-color);
    background: var(--card-bg);
}

.custom-pivot-workflow article > span {
    display: block;
    margin-bottom: 8px;
    color: var(--accent-light);
    font-size: 0.62rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.07em;
}

.custom-pivot-workflow h4 {
    margin: 0 0 12px;
    color: var(--text-primary);
    font-size: 0.9rem;
}

.custom-pivot-workflow ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.custom-pivot-workflow li {
    position: relative;
    margin-top: 7px;
    padding-left: 14px;
    color: var(--text-secondary);
    font-size: 0.7rem;
    line-height: 1.5;
}

.custom-pivot-workflow li::before {
    content: "";
    position: absolute;
    top: 0.65em;
    left: 0;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--accent);
}

.custom-pivot-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 20px 0;
}

.custom-pivot-footer span {
    display: block;
    margin-bottom: 4px;
    color: var(--text-primary);
    font-size: 0.7rem;
    font-weight: 700;
}

.custom-pivot-footer p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.7rem;
    line-height: 1.5;
}

.custom-pivot-footer .btn {
    flex: 0 0 auto;
}

@media (max-width: 900px) {
    .pivot-map-figure,
    .custom-pivot-program {
        margin-right: 20px;
        margin-left: 20px;
    }

    .custom-pivot-intro {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .custom-pivot-workflow {
        grid-template-columns: 1fr;
        border-bottom: 1px solid var(--border-color);
    }

    .custom-pivot-workflow article {
        border-bottom: 1px solid var(--border-color);
    }

    .custom-pivot-workflow article:last-child {
        border-bottom: 0;
    }
}

@media (max-width: 600px) {
    .pivot-map-figure,
    .custom-pivot-program {
        margin-right: 16px;
        margin-left: 16px;
    }

    .pivot-map-figure figcaption {
        grid-template-columns: 1fr;
        gap: 4px;
    }

    .custom-pivot-intro {
        padding: 24px 0 20px;
    }

    .custom-pivot-intro h3 {
        font-size: 1.15rem;
    }

    .custom-pivot-footer {
        align-items: stretch;
        flex-direction: column;
    }

    .custom-pivot-footer .btn {
        width: 100%;
        justify-content: center;
    }
}

/* Full-suspension pivot product showcase */
.pivot-kit-showcase {
    max-width: 1100px;
    margin: 32px auto 0;
}

.pivot-kit-heading {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(360px, 1.1fr);
    gap: 48px;
    align-items: end;
    margin-bottom: 20px;
}

.pivot-kit-eyebrow {
    display: block;
    margin-bottom: 8px;
    color: var(--accent-light);
    font-size: 0.68rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.pivot-kit-heading h2 {
    margin: 0;
    color: var(--text-primary);
    font-size: 1.65rem;
    line-height: 1.18;
}

.pivot-kit-heading > p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.82rem;
    line-height: 1.7;
}

.pivot-kit-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-top: 1px solid var(--border-color);
    border-left: 1px solid var(--border-color);
}

.pivot-kit-card {
    min-width: 0;
    background: var(--card-bg);
    border-right: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    transition: background var(--transition-fast);
}

.pivot-kit-card:hover {
    background: var(--card-hover);
}

.pivot-kit-image {
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background: #fff;
    border-bottom: 1px solid var(--border-color);
}

.pivot-kit-image img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 240ms ease;
}

.pivot-kit-card:hover .pivot-kit-image img {
    transform: scale(1.025);
}

.pivot-kit-card-body {
    min-height: 150px;
    padding: 18px 20px 20px;
}

.pivot-kit-card-body > span {
    display: block;
    margin-bottom: 7px;
    color: var(--accent-light);
    font-size: 0.62rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.07em;
}

.pivot-kit-card-body h3 {
    margin: 0 0 8px;
    color: var(--text-primary);
    font-size: 0.92rem;
    line-height: 1.3;
}

.pivot-kit-card-body p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.72rem;
    line-height: 1.6;
}

@media (max-width: 900px) {
    .pivot-kit-showcase {
        margin-inline: 20px;
    }

    .pivot-kit-heading {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .pivot-kit-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 600px) {
    .pivot-kit-showcase {
        margin: 24px 16px 0;
    }

    .pivot-kit-heading h2 {
        font-size: 1.35rem;
    }

    .pivot-kit-heading > p {
        font-size: 0.76rem;
    }

    .pivot-kit-grid {
        grid-template-columns: 1fr;
    }

    .pivot-kit-card-body {
        min-height: 0;
    }
}

/* Two Profile cards */
.mtb-profiles {
    max-width: 800px; margin: 0 auto 48px;
    display: flex; gap: 20px;
}
.mtb-profile-card {
    flex: 1;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 28px 24px;
    text-decoration: none;
    color: inherit;
    transition: border-color var(--transition-fast), background var(--transition-fast);
}
.mtb-profile-card:hover { border-color: var(--accent); background: var(--secondary-bg); }
.mtb-profile-icon {
    width: 44px; height: 44px;
    background: var(--accent-subtle);
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 16px;
    color: var(--accent);
}
.mtb-profile-icon svg { width: 22px; height: 22px; }
.mtb-profile-card h3 {
    font-size: 1.1rem; font-weight: 600; margin-bottom: 8px; color: var(--text-primary);
}
.mtb-profile-card p {
    font-size: var(--font-small); color: var(--text-secondary); line-height: 1.55; margin-bottom: 14px;
}
.mtb-profile-badge {
    display: inline-block;
    font-size: 0.72rem; font-weight: 500;
    color: var(--accent-light);
    background: var(--accent-subtle);
    padding: 3px 10px; border-radius: 4px;
}

/* Pain point rows */
.mtb-pain-grid {
    max-width: 960px; margin: 0 auto 48px;
    display: flex; flex-direction: column; gap: 2px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    overflow: hidden;
}
.mtb-pain-row {
    display: flex; align-items: center; gap: 16px;
    padding: 14px 24px;
    background: var(--card-bg);
    font-size: var(--font-small);
    transition: background var(--transition-fast);
}
.mtb-pain-row:hover { background: var(--secondary-bg); }
.mtb-pain-label {
    width: 280px; flex-shrink: 0;
    color: var(--text-secondary); font-weight: 500;
}
.mtb-pain-arrow {
    width: 28px; flex-shrink: 0;
    color: var(--accent); font-weight: 700; font-size: 1rem;
    text-align: center;
}
.mtb-pain-fix {
    flex: 1;
    color: var(--text-primary); font-weight: 500;
}

/* Tabs */
.mtb-tabs {
    max-width: 1100px; margin: 0 auto 48px;
}
.mtb-tabs input[type="radio"] { display: none; }
.mtb-tabs > label {
    display: inline-block;
    padding: 10px 24px;
    margin-right: 4px;
    font-size: var(--font-small);
    font-weight: 500;
    color: var(--text-muted);
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-bottom: none;
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    cursor: pointer;
    transition: color var(--transition-fast), background var(--transition-fast);
}
.mtb-tabs > label:hover { color: var(--text-primary); background: var(--card-bg); }
.mtb-tabs input:checked + label {
    color: var(--accent-light);
    background: var(--card-bg);
    border-color: var(--border-color);
}
.mtb-tab-panel { display: none; }
.mtb-tabs input#ff-tab1:checked ~ #ff-panel1 { display: block; }
.mtb-tabs input#ff-tab2:checked ~ #ff-panel2 { display: block; }
.mtb-tabs input#ff-tab3:checked ~ #ff-panel3 { display: block; }
.mtb-tab-intro {
    font-size: var(--font-small); color: var(--text-secondary);
    padding: 24px 0 16px; margin: 0;
}

/* Data table */
.mtb-table-wrap { overflow-x: auto; }
.mtb-table {
    width: 100%; border-collapse: collapse;
    font-size: var(--font-xs);
}
.mtb-table thead { background: var(--accent-subtle); }
.mtb-table th {
    text-align: left; padding: 12px 16px; font-weight: 600;
    color: var(--accent-light); white-space: nowrap;
}
.mtb-table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
    white-space: nowrap;
}
.mtb-table tr:hover td { background: var(--secondary-bg); }
.mtb-table td:first-child { color: var(--text-primary); font-weight: 500; }
.mtb-highlight { color: var(--accent-light); font-weight: 600; }

/* Tier cards (4-col) */
.mtb-tier-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
    padding-top: 24px;
}
.mtb-tier-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    overflow: hidden;
    transition: border-color var(--transition-fast);
}
.mtb-tier-card:hover { border-color: var(--accent); }
.mtb-tier-head {
    padding: 14px 16px;
    font-size: 0.8rem; font-weight: 700;
    text-align: center; letter-spacing: 0.03em;
}
.tier-entry { background: var(--accent-subtle); color: var(--accent-light); }
.tier-mid { background: rgba(37,99,235,0.15); color: var(--accent); }
.tier-high { background: rgba(37,99,235,0.2); color: var(--accent); }
.tier-dj { background: linear-gradient(135deg, rgba(37,99,235,0.2), rgba(37,99,235,0.1)); color: var(--accent-light); }
.mtb-tier-body { padding: 18px 16px; }
.mtb-tier-material {
    font-size: var(--font-xs); font-weight: 600;
    color: var(--accent-light); margin-bottom: 10px;
}
.mtb-tier-body p {
    font-size: var(--font-xs); color: var(--text-secondary);
    line-height: 1.55; margin-bottom: 14px;
}
.mtb-tier-cost {
    font-size: 0.75rem; font-weight: 600;
    color: #22c55e;
}

/* Three-column cards */
.mtb-three-col {
    max-width: 1100px;
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.mtb-col-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 24px 20px;
    transition: border-color var(--transition-fast);
}
.mtb-col-card:hover { border-color: var(--accent); }
.mtb-col-card h4 {
    font-size: 0.85rem; font-weight: 600; margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
    color: var(--accent-light);
}
.mtb-col-card ul {
    list-style: none; padding: 0; margin: 0;
}
.mtb-col-card li {
    font-size: var(--font-xs); color: var(--text-secondary);
    line-height: 1.6; padding: 4px 0;
    padding-left: 16px; position: relative;
}
.mtb-col-card li::before {
    content: '';
    position: absolute; left: 0; top: 11px;
    width: 6px; height: 6px;
    background: var(--accent);
    border-radius: 50%;
    opacity: 0.6;
}

/* Assembly intro */
.mtb-assembly-intro {
    max-width: 860px; margin: 0 auto 36px; text-align: center;
}
.mtb-assembly-intro p {
    font-size: var(--font-small); color: var(--text-secondary); line-height: 1.7;
}

/* Process cards (3x2 grid) */
.mtb-proc-grid {
    max-width: 1100px; margin: 0 auto 0;
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.mtb-proc-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 20px;
    display: flex;
    flex-direction: column;
    transition: border-color var(--transition-fast);
}
.mtb-proc-card:hover { border-color: var(--accent); }
.mtb-proc-head {
    display: flex; align-items: center; gap: 12px;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-color);
}
.mtb-proc-step {
    width: 32px; height: 32px;
    background: var(--accent);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.82rem; font-weight: 700; color: #fff;
    flex-shrink: 0;
}
.mtb-proc-head h3 {
    font-size: 0.95rem; font-weight: 600; color: var(--text-primary);
}
.mtb-proc-items {
    display: flex; flex-direction: column; gap: 8px;
    flex: 1;
    margin-bottom: 14px;
}
.mtb-proc-item {
    display: flex; justify-content: space-between; align-items: baseline;
    font-size: var(--font-xs); color: var(--text-secondary);
    gap: 8px;
}
.mtb-proc-item span:first-child { font-weight: 500; }
.mtb-proc-tq {
    font-size: 0.7rem; font-weight: 600;
    color: var(--accent-light);
    background: var(--accent-subtle);
    padding: 2px 8px;
    border-radius: 3px;
    white-space: nowrap;
}
.mtb-proc-mat {
    font-size: 0.7rem; font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

/* Feature groups -icon + title header with 2-col feature grid */
.mtb-feature-group {
    max-width: 1000px; margin: 48px auto 0;
}
.mtb-feature-group-header {
    display: flex; align-items: center; gap: 14px;
    margin-bottom: 24px;
    padding-bottom: 14px;
    border-bottom: 1px solid rgba(37,99,235,0.2);
}
.mtb-feature-group-icon {
    width: 40px; height: 40px;
    background: var(--accent-subtle);
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    color: var(--accent);
    flex-shrink: 0;
}
.mtb-feature-group-icon svg { width: 20px; height: 20px; }
.mtb-feature-group-header h3 {
    font-size: 1.05rem; font-weight: 600; color: var(--text-primary);
}
.mtb-feature-grid {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px;
}
.mtb-feature-item {
    display: flex; align-items: flex-start; gap: 14px;
    padding: 16px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition-fast), background var(--transition-fast);
}
.mtb-feature-item:hover {
    border-color: var(--accent);
    background: var(--secondary-bg);
}
.mtb-feature-full {
    grid-column: 1 / -1;
}
.mtb-feature-icon {
    width: 32px; height: 32px;
    flex-shrink: 0;
    background: var(--accent-subtle);
    border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    margin-top: 1px;
}
.mtb-feature-icon svg {
    width: 16px; height: 16px;
    color: var(--accent);
}
.mtb-feature-text {
    display: flex; flex-direction: column; gap: 4px;
    min-width: 0;
}
.mtb-feature-text strong {
    font-size: 0.85rem; font-weight: 600; color: var(--text-primary);
}
.mtb-feature-text span {
    font-size: var(--font-xs); color: var(--text-secondary); line-height: 1.5;
}

/* Complete bike package cards (4-col) */
.mtb-pkg-grid {
    max-width: 1100px; margin: 0 auto 48px;
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
}
.mtb-pkg-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    overflow: hidden;
    transition: border-color var(--transition-fast);
}
.mtb-pkg-card:hover { border-color: var(--accent); }
.mtb-pkg-head {
    padding: 18px 16px; text-align: center;
}
.mtb-pkg-head.pkg-entry { background: var(--accent-subtle); }
.mtb-pkg-head.pkg-mid { background: rgba(37,99,235,0.12); }
.mtb-pkg-head.pkg-high { background: rgba(37,99,235,0.18); }
.mtb-pkg-head.pkg-dj { background: linear-gradient(135deg, rgba(37,99,235,0.18), rgba(37,99,235,0.08)); }
.mtb-pkg-badge {
    display: inline-block;
    font-size: 0.65rem; font-weight: 700;
    color: var(--accent);
    background: rgba(37,99,235,0.15);
    padding: 3px 10px; border-radius: 4px;
    margin-bottom: 8px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}
.mtb-pkg-head h3 {
    font-size: 0.95rem; font-weight: 600; color: var(--text-primary); margin-bottom: 4px;
}
.mtb-pkg-price {
    font-size: 0.7rem; color: var(--text-muted);
}
.mtb-pkg-body { padding: 16px; }
.mtb-pkg-mat {
    font-size: 0.75rem; font-weight: 700; color: var(--accent-light); margin-bottom: 10px;
}
.mtb-pkg-body > p {
    font-size: var(--font-xs); color: var(--text-secondary); line-height: 1.55; margin-bottom: 14px;
}
.mtb-pkg-kv { display: flex; flex-direction: column; gap: 6px; }
.mtb-pkg-kv-item { display: flex; justify-content: space-between; font-size: var(--font-xs); }
.mtb-pkg-kv-label { color: var(--text-muted); }
.mtb-pkg-kv-val { font-weight: 600; color: var(--text-primary); }

/* Advantages grid (4-col) */
.mtb-adv-grid {
    max-width: 1100px; margin: 0 auto 48px;
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
}
.mtb-adv-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 24px 20px;
    text-align: center;
    transition: border-color var(--transition-fast);
}
.mtb-adv-card:hover { border-color: var(--accent); }
.mtb-adv-icon {
    width: 44px; height: 44px;
    margin: 0 auto 16px;
    background: var(--accent-subtle);
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    color: var(--accent);
}
.mtb-adv-icon svg { width: 22px; height: 22px; }
.mtb-adv-card h4 {
    font-size: 0.88rem; font-weight: 600; margin-bottom: 8px;
}
.mtb-adv-card p {
    font-size: var(--font-xs); color: var(--text-secondary); line-height: 1.55;
}

/* ====== FS: Supply Chain Advantages 2x2 ====== */
.mtb-adv-grid-new {
    max-width: 920px; margin: 0 auto 48px;
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px;
}
.mtb-adv2-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-left: 3px solid var(--accent);
    border-radius: var(--radius-sm);
    padding: 28px 24px;
    display: flex; gap: 20px; align-items: flex-start;
    transition: border-color var(--transition-fast), transform var(--transition-fast);
}
.mtb-adv2-card:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
}
.mtb-adv2-left {
    flex-shrink: 0;
}
.mtb-adv2-num {
    display: block;
    font-size: 2.2rem; font-weight: 800;
    color: var(--accent);
    line-height: 1;
    opacity: 0.25;
}
.mtb-adv2-right {
    display: flex; gap: 16px; align-items: flex-start;
    flex: 1;
}
.mtb-adv2-icon {
    width: 40px; height: 40px;
    flex-shrink: 0;
    background: var(--accent-subtle);
    border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    margin-top: 2px;
}
.mtb-adv2-icon svg {
    width: 20px; height: 20px;
    color: var(--accent);
}
.mtb-adv2-body h4 {
    font-size: 0.88rem; font-weight: 700; color: var(--text-primary);
    margin-bottom: 6px;
}
.mtb-adv2-body p {
    font-size: 0.78rem; color: var(--text-secondary); line-height: 1.55;
    margin: 0;
}

/* Stage timeline -4-stage alternating layout with center line */
.mtb-stage-timeline {
    max-width: 900px; margin: 0 auto 48px;
    position: relative;
    padding: 0 16px;
}
.mtb-stage-timeline::before {
    content: '';
    position: absolute;
    left: 50%; top: 0; bottom: 0;
    width: 2px;
    background: var(--border-color);
    transform: translateX(-50%);
}
.mtb-stage-row {
    display: flex; align-items: flex-start;
    margin-bottom: 40px;
    position: relative;
}
.mtb-stage-row:last-child { margin-bottom: 0; }
.mtb-stage-left { flex-direction: row; }
.mtb-stage-right { flex-direction: row-reverse; }
.mtb-stage-card {
    width: 50%; padding: 0 32px;
    display: flex; flex-direction: column; gap: 12px;
}
.mtb-stage-left .mtb-stage-card { text-align: right; padding-right: 48px; }
.mtb-stage-right .mtb-stage-card { padding-left: 48px; }
.mtb-stage-badge {
    position: absolute;
    left: 50%; top: 0;
    transform: translateX(-50%);
    display: flex; flex-direction: column; align-items: center; gap: 4px;
    z-index: 1;
}
.mtb-stage-num {
    width: 44px; height: 44px;
    background: var(--accent);
    border: 3px solid var(--main-bg);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 1rem; font-weight: 700; color: #fff;
}
.mtb-stage-label {
    font-size: 0.68rem; font-weight: 700;
    color: var(--accent-light);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}
.mtb-stage-step {
    display: flex; align-items: flex-start; gap: 14px;
    padding: 14px 18px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition-fast);
}
.mtb-stage-step:hover { border-color: var(--accent); }
.mtb-stage-left .mtb-stage-step { flex-direction: row-reverse; }
.mtb-stage-step-icon {
    width: 28px; height: 28px;
    flex-shrink: 0;
    background: var(--accent-subtle);
    border-radius: 7px;
    display: flex; align-items: center; justify-content: center;
    margin-top: 1px;
}
.mtb-stage-step-icon svg {
    width: 14px; height: 14px;
    color: var(--accent);
}
.mtb-stage-step-text {
    display: flex; flex-direction: column; gap: 3px;
}
.mtb-stage-left .mtb-stage-step-text { text-align: right; }
.mtb-stage-step-text strong {
    font-size: 0.85rem; font-weight: 600; color: var(--text-primary);
}
.mtb-stage-step-text span {
    font-size: var(--font-xs); color: var(--text-secondary); line-height: 1.45;
}

/* Contact RFQ page: bilingual contact details and drawing handoff guidance. */
.contact .page-hero {
    height: 34vh;
    max-height: 340px;
    min-height: 280px;
}

.contact .page-content {
    padding-top: clamp(2.5rem, 5vw, 4.5rem);
}

.contact .contact-split {
    align-items: start;
    gap: clamp(1.5rem, 3vw, 2.75rem);
    grid-template-columns: minmax(320px, 0.72fr) minmax(0, 1.28fr);
    margin-bottom: 4rem;
    max-width: 1320px;
    padding-inline: 1.5rem;
}

.contact .contact-split-left {
    gap: 1.25rem;
    position: sticky;
    top: calc(var(--header-height) + 1.5rem);
}

.contact .contact-split-right {
    min-width: 0;
    position: static;
}

.contact .contact-split-left .sel-card {
    margin: 0;
    max-width: none;
    overflow: hidden;
    padding: clamp(1.35rem, 2.5vw, 2rem);
    width: 100%;
}

.contact .contact-info-panel {
    border-top: 3px solid var(--accent);
}

.contact-kicker {
    color: var(--accent-light);
    display: block;
    font-family: "IBM Plex Mono", monospace;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    margin-bottom: 0.75rem;
    text-transform: uppercase;
}

.contact .contact-section-header {
    margin-bottom: 1.25rem;
}

.contact .contact-section-header h2,
.contact .form-header h2 {
    font-size: clamp(1.45rem, 2.4vw, 2rem);
    letter-spacing: 0;
    line-height: 1.18;
    margin: 0 0 0.6rem;
}

.contact .contact-section-header p,
.contact .form-header p {
    font-size: 0.88rem;
    line-height: 1.6;
    margin: 0;
}

.contact .contact-cn {
    color: #8d9aaa;
    font-size: 0.82rem;
    margin-top: 0.2rem;
}

.contact-heading-cn {
    color: var(--text-muted);
    font-size: 0.78em;
    font-weight: 500;
    margin-left: 0.35rem;
}

.contact .ctc-item {
    gap: 1rem;
    padding: 1rem 0;
}

.contact .ctc-icon {
    border: 1px solid rgba(37, 99, 235, 0.2);
    border-radius: 4px;
    height: 40px;
    min-width: 40px;
    width: 40px;
}

.contact .ctc-label {
    font-size: 0.68rem;
    letter-spacing: 0.05em;
}

.contact .ctc-value {
    font-size: 0.85rem;
    line-height: 1.55;
}

.contact address.ctc-value {
    font-style: normal;
}

.contact .ctc-hint {
    font-size: 0.73rem;
    line-height: 1.55;
    margin-top: 0.25rem;
}

.contact .ctc-chat {
    margin-top: 1.25rem;
}

.contact .ctc-chat .contact-channel-btn {
    border-radius: 4px;
    min-height: 44px;
}

.contact .ctc-map,
.contact .ctc-map iframe {
    border-radius: 0;
    height: 230px;
}

.contact .inquiry-form {
    border-radius: 6px;
    box-shadow: none;
    padding: clamp(1.5rem, 3.5vw, 2.75rem);
}

.contact .form-header {
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 0;
    padding-bottom: 1.75rem;
}

.contact-guidance {
    border-bottom: 1px solid var(--border-color);
    padding: 1.75rem 0;
}

.contact-guidance__heading,
.contact-form-title {
    align-items: flex-start;
    display: flex;
    gap: 0.85rem;
}

.contact-guidance__code {
    border: 1px solid rgba(37, 99, 235, 0.42);
    color: var(--accent-light);
    flex: 0 0 auto;
    font-family: "IBM Plex Mono", monospace;
    font-size: 0.64rem;
    font-weight: 700;
    line-height: 1;
    padding: 0.38rem 0.45rem;
}

.contact-guidance__heading h3,
.contact-form-title h3 {
    color: var(--text-primary);
    font-size: 1rem;
    letter-spacing: 0;
    line-height: 1.35;
    margin: 0;
}

.contact-guidance__heading p,
.contact-form-title p {
    color: var(--text-muted);
    font-size: 0.76rem;
    margin: 0.15rem 0 0;
}

.contact-requirements {
    list-style: none;
    margin: 1.25rem 0 0;
    padding: 0;
}

.contact-requirements li {
    border-top: 1px solid var(--border-color);
    display: grid;
    gap: 0.9rem;
    grid-template-columns: 2rem minmax(0, 1fr);
    padding: 0.9rem 0;
}

.contact-requirements__number {
    color: var(--accent-light);
    font-family: "IBM Plex Mono", monospace;
    font-size: 0.68rem;
    font-weight: 700;
    padding-top: 0.15rem;
}

.contact-requirements strong {
    color: var(--text-primary);
    display: block;
    font-size: 0.84rem;
    line-height: 1.45;
}

.contact-requirements p,
.contact-guidance__intro {
    color: var(--text-secondary);
    font-size: 0.78rem;
    line-height: 1.55;
    margin: 0.25rem 0 0;
}

.contact-bom-table-wrap {
    border: 1px solid var(--border-color);
    margin-top: 1rem;
    overflow-x: auto;
}

.contact-bom-table {
    border-collapse: collapse;
    min-width: 680px;
    width: 100%;
}

.contact-bom-table th,
.contact-bom-table td {
    border-right: 1px solid var(--border-color);
    padding: 0.72rem 0.8rem;
    text-align: left;
    vertical-align: top;
}

.contact-bom-table th:last-child,
.contact-bom-table td:last-child {
    border-right: 0;
}

.contact-bom-table th {
    background: rgba(255, 255, 255, 0.035);
    color: var(--text-primary);
    font-size: 0.68rem;
    font-weight: 700;
}

.contact-bom-table td {
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.72rem;
    line-height: 1.45;
}

.contact-bom-table span {
    color: var(--text-muted);
    display: block;
    font-size: 0.9em;
    margin-top: 0.1rem;
}

.contact-form-title {
    padding: 1.75rem 0 1.25rem;
}

.contact .form-grid {
    gap: 1rem;
}

.contact .form-group label {
    font-size: 0.8rem;
    line-height: 1.4;
}

.contact .form-group > label:not(.file-upload-area) > span {
    color: var(--text-muted);
    font-size: 0.88em;
    font-weight: 500;
}

.contact .form-group input,
.contact .form-group select,
.contact .form-group textarea {
    border-radius: 4px;
    font-size: 0.88rem;
    padding: 0.8rem 0.95rem;
}

.contact .form-group textarea {
    min-height: 130px;
}

.contact .file-upload-area {
    display: block;
    margin: 0;
    overflow: hidden;
    padding: 1.75rem 1.25rem;
    position: relative;
}

.contact .file-upload-area input[type="file"] {
    cursor: pointer;
    inset: 0;
    opacity: 0;
    position: absolute;
    width: 100%;
}

.contact .file-upload-icon {
    margin-bottom: 0.55rem;
}

.contact .file-upload-icon svg {
    height: 30px;
    width: 30px;
}

.file-upload-title,
.file-upload-selected,
.contact .file-hint {
    display: block;
}

.file-upload-title {
    color: var(--text-primary);
    font-size: 0.86rem;
    font-weight: 700;
}

.contact .file-hint {
    font-size: 0.72rem;
    line-height: 1.45;
    margin-top: 0.35rem;
}

.file-upload-selected {
    color: var(--accent-light);
    font-size: 0.72rem;
    margin-top: 0.6rem;
}

.contact-file-note {
    color: var(--text-muted);
    font-size: 0.72rem;
    line-height: 1.55;
    margin: 0.65rem 0 0;
}

.contact-file-note strong {
    color: var(--text-secondary);
}

@media (max-width: 1024px) {
    .contact .contact-split {
        grid-template-columns: 1fr;
    }

    .contact .contact-split-left {
        display: grid;
        grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
        position: static;
    }
}

@media (max-width: 720px) {
    .contact .page-hero {
        height: auto;
        min-height: 260px;
    }

    .contact .contact-split {
        padding-inline: 1rem;
    }

    .contact .contact-split-left,
    .contact .form-grid {
        grid-template-columns: 1fr;
    }

    .contact .form-group.full {
        grid-column: 1;
    }

    .contact .inquiry-form {
        padding: 1.25rem;
    }

    .contact-guidance {
        padding-block: 1.4rem;
    }
}

/* ====== OEM Workflow Redesign ====== */
.oem-workflow-section {
    max-width: 1180px;
    margin: 0 auto 84px;
    padding: 0 24px;
}
.oem-workflow-header {
    margin-bottom: 24px;
}
.oem-workflow-eyebrow {
    display: inline-block;
    margin-bottom: 10px;
    color: var(--accent-light);
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}
.oem-workflow-metrics {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 8px;
    margin: 0 auto 22px;
}
.oem-workflow-metrics span {
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px 10px;
    border: 1px solid rgba(47, 124, 255, 0.22);
    border-radius: var(--radius-sm);
    background: rgba(47, 124, 255, 0.08);
    color: #dbeafe;
    font-size: 0.74rem;
    font-weight: 700;
    line-height: 1.35;
    text-align: center;
}
.oem-workflow-visual {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16 / 5;
    margin: 0 0 22px;
    border: 1px solid rgba(148, 163, 184, 0.16);
    border-radius: var(--radius-sm);
    background: #111821;
}
.oem-workflow-visual::after {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(90deg, rgba(9,13,20,.78), transparent 34%, rgba(9,13,20,.28)),
        linear-gradient(180deg, transparent 58%, rgba(9,13,20,.62));
    pointer-events: none;
}
.oem-workflow-visual img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}
.oem-workflow-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
    position: relative;
}
.oem-workflow-grid::before {
    content: "";
    position: absolute;
    top: 34px;
    left: 7%;
    right: 7%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(47,124,255,.48), transparent);
    pointer-events: none;
}
.oem-workflow-card {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    min-height: 100%;
    padding: 18px;
    border: 1px solid rgba(148, 163, 184, 0.16);
    border-radius: var(--radius-sm);
    background:
        linear-gradient(180deg, rgba(255,255,255,.035), transparent 34%),
        #111821;
    transition: transform var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast);
}
.oem-workflow-card:hover {
    transform: translateY(-2px);
    border-color: rgba(47,124,255,.42);
    background:
        linear-gradient(180deg, rgba(47,124,255,.08), transparent 38%),
        #121c29;
}
.oem-workflow-card-head {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 12px;
    align-items: start;
    margin-bottom: 18px;
}
.oem-workflow-step {
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--accent);
    color: #fff;
    font-size: 0.78rem;
    font-weight: 800;
}
.oem-workflow-card-head strong {
    display: block;
    color: var(--text-primary);
    font-size: 1.04rem;
    line-height: 1.2;
}
.oem-workflow-card-head div > span {
    display: block;
    margin-top: 4px;
    color: var(--text-muted);
    font-size: 0.72rem;
    line-height: 1.35;
}
.oem-workflow-card-head em {
    grid-column: 1 / -1;
    justify-self: start;
    padding: 5px 8px;
    border-radius: 999px;
    background: rgba(246,183,60,.12);
    border: 1px solid rgba(246,183,60,.28);
    color: #ffd88a;
    font-size: 0.68rem;
    font-style: normal;
    font-weight: 800;
    line-height: 1.2;
}
.oem-workflow-body {
    display: grid;
    gap: 14px;
}
.oem-workflow-item {
    padding-top: 12px;
    border-top: 1px solid rgba(148, 163, 184, 0.12);
}
.oem-workflow-item h3 {
    margin: 0 0 6px;
    color: var(--text-primary);
    font-size: 0.84rem;
    line-height: 1.3;
}
.oem-workflow-item p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.78rem;
    line-height: 1.58;
}
.oem-workflow-output {
    margin: auto 0 0;
    padding-top: 14px;
    color: #c7d2fe;
    font-size: 0.74rem;
    line-height: 1.5;
    font-weight: 700;
}
.oem-workflow-rfq {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    margin-top: 18px;
    padding: 18px 20px;
    border: 1px solid rgba(47,124,255,.26);
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, rgba(47,124,255,.12), rgba(17,24,39,.72));
}
.oem-workflow-rfq span {
    display: block;
    margin-bottom: 4px;
    color: var(--accent-light);
    font-size: 0.68rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}
.oem-workflow-rfq strong {
    display: block;
    color: var(--text-primary);
    font-size: 0.9rem;
    line-height: 1.45;
}

@media (max-width: 1100px) {
    .oem-workflow-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .oem-workflow-grid::before {
        display: none;
    }
    .oem-workflow-metrics {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 700px) {
    .oem-workflow-section {
        padding: 0 16px;
        margin-bottom: 58px;
    }
    .oem-workflow-metrics,
    .oem-workflow-grid {
        grid-template-columns: 1fr;
    }
    .oem-workflow-visual {
        aspect-ratio: 4 / 3;
    }
    .oem-workflow-visual img {
        object-position: 43% 50%;
    }
    .oem-workflow-card {
        padding: 16px;
    }
    .oem-workflow-rfq {
        align-items: stretch;
        flex-direction: column;
    }
    .oem-workflow-rfq .btn-cta-primary {
        width: 100%;
        justify-content: center;
    }
}

/* MTB page responsive */
@media (max-width: 900px) {
    .mtb-profiles { flex-direction: column; }
    .mtb-pain-row { flex-direction: column; align-items: flex-start; gap: 6px; }
    .mtb-pain-label { width: 100%; }
    .mtb-pain-arrow { display: none; }
    .mtb-tier-grid { grid-template-columns: repeat(2, 1fr); }
    .mtb-three-col { grid-template-columns: 1fr; }
    .mtb-feature-grid { grid-template-columns: 1fr; }
    .mtb-feature-full { grid-column: span 1; }
    .mtb-proc-grid { grid-template-columns: repeat(2, 1fr); }
    .mtb-pkg-grid { grid-template-columns: repeat(2, 1fr); }
    .mtb-adv-grid { grid-template-columns: repeat(2, 1fr); }
    .mtb-brand-grid { grid-template-columns: repeat(2, 1fr) !important; }
    .mtb-profiles-three { grid-template-columns: 1fr; max-width: 400px; margin-left: auto; margin-right: auto; }
    .mtb-profiles-three-new { grid-template-columns: 1fr; max-width: 440px; margin-left: auto; margin-right: auto; }
    .mtb-tech-badges { grid-template-columns: repeat(2, 1fr); }
    .mtb-bb-section { flex-direction: column; }
    .mtb-bb-left { flex: 1; width: 100%; }
    .mtb-bb-right { padding: 24px; }
}
@media (max-width: 600px) {
    .mtb-tabs > label { padding: 8px 14px; font-size: 0.72rem; }
    .mtb-tier-grid { grid-template-columns: 1fr; }
    .mtb-proc-grid { grid-template-columns: 1fr; }
    .mtb-pkg-grid { grid-template-columns: 1fr; }
    .mtb-adv-grid { grid-template-columns: 1fr; }
    .mtb-adv-grid-new { grid-template-columns: 1fr; }
    .mtb-brand-grid { grid-template-columns: 1fr !important; }
    .mtb-tech-badges { grid-template-columns: 1fr; }
    .mtb-flow, .mtb-flow-row2 { flex-wrap: wrap; justify-content: center; }
    .mtb-flow-arrow { display: none; }
    .mtb-flow-step { max-width: 120px; }
    .mtb-stage-timeline::before { left: 28px; }
    .mtb-stage-row { flex-direction: row !important; margin-bottom: 32px; }
    .mtb-stage-card { width: 100%; padding: 0 0 0 52px !important; text-align: left !important; }
    .mtb-stage-badge { left: 28px; }
    .mtb-stage-left .mtb-stage-card,
    .mtb-stage-right .mtb-stage-card { padding-left: 52px !important; padding-right: 0 !important; }
    .mtb-stage-left .mtb-stage-step { flex-direction: row !important; }
    .mtb-stage-left .mtb-stage-step-text,
    .mtb-stage-right .mtb-stage-step-text { text-align: left !important; }
    .mtb-stage-step-text strong { font-size: 0.8rem; }
    .mtb-hero-img { aspect-ratio: 16 / 9; margin: 20px 16px 0; }
    .mtb-section-img { aspect-ratio: 16 / 9; margin: 0 16px; }
    .mtb-profile-img { aspect-ratio: 2 / 1; }
}

/* ====== FS: BB Pivot Locking Bolt Section ====== */
.mtb-bb-section {
    max-width: 1080px; margin: 0 auto 56px;
    display: flex; gap: 0; align-items: flex-start;
    border-radius: var(--radius-md);
    overflow: hidden;
}
.mtb-bb-left {
    flex: 0 0 460px;
}
.mtb-bb-left .mtb-section-img {
    margin: 0; aspect-ratio: auto;
    height: 100%;
}
.mtb-bb-left .mtb-section-img img {
    object-fit: cover; height: 100%;
}
.mtb-bb-right {
    flex: 1; padding: 32px 36px;
    display: flex; flex-direction: column; gap: 20px;
}
.mtb-bb-right h3 {
    font-size: 1.2rem; font-weight: 700; color: var(--text-primary);
    line-height: 1.35;
}
.mtb-bb-right > p {
    font-size: var(--font-xs); color: var(--text-secondary); line-height: 1.65;
}
.mtb-bb-features {
    display: flex; flex-direction: column; gap: 14px;
}
.mtb-bb-feat {
    display: flex; align-items: flex-start; gap: 12px;
}
.mtb-bb-feat svg {
    width: 22px; height: 22px; flex-shrink: 0;
    color: var(--accent); margin-top: 2px;
}
.mtb-bb-feat div {
    display: flex; flex-direction: column; gap: 2px;
}
.mtb-bb-feat strong {
    font-size: 0.82rem; font-weight: 600; color: var(--text-primary);
}
.mtb-bb-feat span {
    font-size: var(--font-xs); color: var(--text-secondary); line-height: 1.45;
}

/* ====== FS: Torque Table ====== */
.mtb-torque-table-wrap {
    max-width: 920px; margin: 0 auto 48px;
    overflow-x: auto;
}
.mtb-torque-table {
    width: 100%; border-collapse: collapse;
    font-size: 0.82rem;
}
.mtb-torque-table thead {
    background: var(--accent-subtle);
}
.mtb-torque-table th {
    padding: 10px 14px; text-align: left;
    font-size: 0.72rem; font-weight: 700;
    color: var(--accent);
    text-transform: uppercase; letter-spacing: 0.05em;
    border-bottom: 2px solid var(--accent);
}
.mtb-torque-table td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}
.mtb-torque-table tbody tr:hover td {
    background: var(--card-bg);
}
.mtb-mat-row-rec td {
    background: var(--accent-subtle);
}
.mtb-mat-row-rec td:last-child { font-weight: 600; }
.mtb-sku-flagship td { font-weight: 600; }

/* ====== FS: Tech Badges ====== */
.mtb-tech-badges {
    max-width: 920px; margin: 0 auto 48px;
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
}
.mtb-tech-badge {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 24px 18px;
    text-align: center;
    display: flex; flex-direction: column; align-items: center; gap: 10px;
    transition: border-color var(--transition-fast);
}
.mtb-tech-badge:hover { border-color: var(--accent); }
.mtb-tech-badge svg {
    width: 28px; height: 28px; color: var(--accent);
}
.mtb-tech-badge strong {
    font-size: 0.78rem; font-weight: 700; color: var(--text-primary);
    line-height: 1.3;
}
.mtb-tech-badge span {
    font-size: 0.7rem; color: var(--text-muted); line-height: 1.4;
}

/* ====== FS: Material Comparison Table ====== */
.mtb-mat-table td:first-child {
    font-weight: 500; white-space: nowrap;
}
.mtb-mat-table td:nth-child(4) {
    font-family: var(--font-mono, monospace); font-size: 0.78rem;
}

@media (max-width: 700px) {
    .mtb-tech-badges {
        grid-template-columns: 1fr !important;
        max-width: calc(100vw - 32px);
        padding: 0;
    }
    .mtb-tech-badge {
        min-width: 0;
    }
    .mtb-torque-table-wrap {
        width: 100%;
        max-width: calc(100vw - 32px);
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    .mtb-torque-table {
        width: 100%;
        min-width: 0;
        table-layout: fixed;
    }
    .mtb-torque-table th,
    .mtb-torque-table td {
        padding: 8px 6px;
        white-space: normal;
        overflow-wrap: anywhere;
        word-break: break-word;
        font-size: 0.68rem;
    }
    .mtb-torque-table.mobile-card-table {
        width: 100%;
        min-width: 0;
    }
    .mtb-mat-table td:first-child {
        white-space: normal;
    }
}

/* ====== FS: Brand Kit Grid ====== */
.mtb-brand-grid {
    grid-template-columns: repeat(4, 1fr) !important;
    gap: 18px;
}
.mtb-brand-grid .mtb-pkg-card {
    border-left: 3px solid var(--accent);
    display: flex; flex-direction: column;
}

/* ====== FS: Customer Profiles -3-column ====== */
.mtb-profiles-three-new {
    max-width: 1080px; margin: 0 auto 56px;
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.mtb-pro3-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 28px 24px 24px;
    display: flex; flex-direction: column; align-items: flex-start; gap: 18px;
    transition: border-color var(--transition-fast);
}
.mtb-pro3-card:hover {
    border-color: var(--accent);
}
.mtb-pro3-icon {
    width: 44px; height: 44px;
    flex-shrink: 0;
    background: var(--accent-subtle);
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
}
.mtb-pro3-icon svg {
    width: 22px; height: 22px;
    color: var(--accent);
}
.mtb-pro3-body {
    display: flex; flex-direction: column; gap: 10px;
    flex: 1;
}
.mtb-pro3-body h3 {
    font-size: 1rem; font-weight: 700; color: var(--text-primary);
}
.mtb-pro3-desc {
    font-size: 0.8rem; color: var(--text-secondary); line-height: 1.55;
    margin: 0;
}
.mtb-pro3-list {
    list-style: none; padding: 0; margin: 6px 0 0;
    display: flex; flex-direction: column; gap: 6px;
}
.mtb-pro3-list li {
    font-size: 0.78rem; color: var(--text-muted);
    padding-left: 16px; position: relative;
    line-height: 1.4;
}
.mtb-pro3-list li::before {
    content: '';
    position: absolute; left: 0; top: 7px;
    width: 6px; height: 6px;
    background: var(--accent);
    border-radius: 50%;
}

@media (max-width: 700px) {
    .mtb-profiles-three-new {
        grid-template-columns: 1fr;
        max-width: calc(100vw - 32px);
    }
    .mtb-pro3-card,
    .mtb-pro3-body,
    .mtb-pro3-list {
        min-width: 0;
    }
}

/* ============================================
   TRADE SHOWS PAGE
   ============================================ */

/* 2x2 Exhibit Product Grid */
.trade-exhibit-grid {
    max-width: 1100px; margin: 0 auto 56px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.trade-exhibit-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    overflow: hidden;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.trade-exhibit-card:hover {
    border-color: var(--accent);
    box-shadow: 0 0 0 1px rgba(37, 99, 235, 0.12);
}

.trade-exhibit-img {
    width: 100%; height: 220px;
    overflow: hidden;
    background: var(--secondary-bg);
    position: relative;
}
.trade-exhibit-img img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}
.trade-exhibit-card:hover .trade-exhibit-img img {
    transform: scale(1.03);
}

.trade-exhibit-ph {
    position: absolute;
    inset: 0;
    display: flex; align-items: center; justify-content: center;
    background: var(--secondary-bg);
    font-size: 0.72rem; color: var(--text-muted);
    letter-spacing: 0.5px;
    text-transform: uppercase;
    pointer-events: none;
    z-index: -1;
}

.trade-exhibit-body {
    padding: 24px;
    display: flex; flex-direction: column; gap: 14px;
}
.trade-exhibit-body h3 {
    font-size: 1rem; font-weight: 700; color: var(--text-primary);
    line-height: 1.35;
}
.trade-exhibit-body > p {
    font-size: 0.82rem; color: var(--text-secondary); line-height: 1.6;
    margin: 0;
}

.trade-exhibit-tags {
    display: flex; flex-wrap: wrap; gap: 6px;
}
.trade-exhibit-tags .spec-tag {
    font-size: 0.68rem; font-family: monospace;
    padding: 2px 8px; border: 1px solid var(--border-color);
    border-radius: 3px; color: var(--text-muted);
}

/* Booth Features -numbered list */
.trade-booth-features {
    display: flex; flex-direction: column; gap: 14px;
}
.trade-booth-feature {
    display: flex; gap: 14px; align-items: flex-start;
}
.trade-booth-num {
    width: 32px; height: 32px; min-width: 32px;
    background: var(--accent);
    color: #fff;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.78rem; font-weight: 700;
    margin-top: 1px;
}
.trade-booth-feature strong {
    display: block;
    font-size: 0.85rem; font-weight: 600; color: var(--text-primary);
    margin-bottom: 3px;
}
.trade-booth-feature p {
    font-size: 0.78rem; color: var(--text-secondary); line-height: 1.55;
    margin: 0;
}

/* 2025 Recap Grid */
.trade-recap-grid {
    max-width: 1100px; margin: 0 auto 56px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    align-items: start;
}

.trade-recap-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 32px;
}
.trade-recap-card.trade-recap-photo {
    padding: 0; overflow: hidden;
    aspect-ratio: 16 / 11;
    min-height: 300px;
}
.trade-recap-photo img {
    width: 100%; height: 100%; object-fit: cover;
}
.trade-recap-photo .about-story-img-placeholder {
    width: 100%; height: 100%; display: flex;
    flex-direction: column; align-items: center; justify-content: center;
    background: var(--secondary-bg);
}

.trade-recap-icon {
    width: 48px; height: 48px;
    background: rgba(34, 197, 94, 0.1);
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 16px;
    color: #22c55e;
}
.trade-recap-icon svg { width: 26px; height: 26px; }

.trade-recap-card h3 {
    font-size: 1.1rem; font-weight: 700; color: var(--text-primary);
    margin-bottom: 14px;
}

.trade-recap-list {
    list-style: none; padding: 0; margin: 0;
    display: flex; flex-direction: column; gap: 10px;
}
.trade-recap-list li {
    font-size: 0.82rem; color: var(--text-secondary); line-height: 1.5;
    padding-left: 20px; position: relative;
}
.trade-recap-list li::before {
    content: '';
    position: absolute; left: 0; top: 8px;
    width: 6px; height: 6px;
    background: var(--accent);
    border-radius: 50%;
}

/* Trade Show Responsive */
@media (max-width: 768px) {
    .trade-exhibit-grid {
        grid-template-columns: 1fr; gap: 20px;
    }
    .trade-exhibit-img { height: 200px; }
    .trade-exhibit-body { padding: 20px; }
    .trade-recap-grid {
        grid-template-columns: 1fr;
    }
    .trade-recap-card.trade-recap-photo {
        aspect-ratio: 16 / 9; min-height: 220px;
    }
    .trade-recap-card { padding: 24px; }
}

/* ============================================
   TRADE SHOWS -ANIMATIONS
   ============================================ */

/* --- Hero Entrance Sequence --- */
.trade-hero-badge {
    opacity: 0;
    transform: translateY(20px);
    animation: heroSlideUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.1s forwards;
}
.trade-hero-h1 {
    opacity: 0;
    transform: translateY(24px);
    animation: heroSlideUp 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.25s forwards;
}
.trade-hero-sub {
    opacity: 0;
    transform: translateY(16px);
    animation: heroSlideUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.45s forwards;
}

/* --- Hero Container (vertical: text top + carousel bottom) --- */
.trade-hero {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 64px var(--section-padding-x) 56px;
}

.trade-hero-top {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    margin-bottom: 72px;
}

.trade-hero-top .trade-hero-badge { margin: 0; }
.trade-hero-top .trade-hero-h1 {
    margin: 0;
    font-size: clamp(1.8rem, 3.2vw, 2.4rem);
    line-height: 1.25;
    max-width: 700px;
}
.trade-hero-top .trade-hero-sub {
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.65;
    color: var(--text-secondary);
    max-width: 640px;
}

/* --- Inline Stats Row --- */
.trade-hero-stats-row {
    display: flex;
    justify-content: center;
    gap: 32px;
    padding: 16px 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    opacity: 0;
    transform: translateY(12px);
    animation: heroSlideUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.6s forwards;
}

.trade-hero-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
}
.trade-hero-stat-num {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--accent);
    line-height: 1;
}
.trade-hero-stat-label {
    font-size: 0.66rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
}

/* --- Hero Buttons --- */
.trade-hero-btns {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
    margin-top: 4px;
    opacity: 0;
    transform: translateY(12px);
    animation: heroSlideUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.75s forwards;
}

/* --- Carousel in Hero (full-width below text) --- */
.trade-hero .trade-carousel {
    max-width: 960px;
    margin: 0 auto;
    border-radius: var(--radius-md);
    border: 1px solid rgba(37, 99, 235, 0.10);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.35);
    background: var(--card-bg);
}

.trade-hero .trade-carousel-track {
    aspect-ratio: 21 / 9;
    min-height: 380px;
}

.trade-hero .trade-carousel-caption {
    padding: 18px 28px;
    background: linear-gradient(0deg, rgba(15, 15, 15, 0.97) 0%, rgba(15, 15, 15, 0.85) 100%);
    border-top: 1px solid rgba(37, 99, 235, 0.12);
}
.trade-hero .trade-carousel-caption strong {
    font-size: 0.9rem;
}
.trade-hero .trade-carousel-caption p {
    font-size: 0.76rem;
    line-height: 1.5;
}

.trade-hero .trade-carousel-arrow {
    width: 42px; height: 42px;
}
.trade-hero .trade-carousel-arrow svg { width: 20px; height: 20px; }
.trade-hero .trade-carousel-prev { left: 14px; }
.trade-hero .trade-carousel-next { right: 14px; }

.trade-hero .trade-carousel-dots {
    bottom: 62px;
    gap: 8px;
}
.trade-hero .trade-carousel-dot {
    width: 10px; height: 10px;
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .trade-hero {
        padding: 40px var(--section-padding-x) 36px;
    }
    .trade-hero-top {
        gap: 12px;
        margin-bottom: 32px;
    }
    .trade-hero-top .trade-hero-h1 {
        font-size: 1.35rem;
    }
    .trade-hero-top .trade-hero-sub {
        font-size: 0.82rem;
    }
    .trade-hero-stats-row {
        gap: 20px;
    }
    .trade-hero-stat-num {
        font-size: 1.1rem;
    }
    .trade-hero-stat-label {
        font-size: 0.6rem;
    }
    .trade-hero .trade-carousel-track {
        aspect-ratio: 16 / 9;
        min-height: 280px;
    }
    .trade-hero .trade-carousel-caption {
        padding: 14px 16px;
    }
    .trade-hero .trade-carousel-caption strong {
        font-size: 0.8rem;
    }
    .trade-hero .trade-carousel-caption p {
        font-size: 0.7rem;
    }
    .trade-hero .trade-carousel-arrow {
        width: 34px; height: 34px;
    }
    .trade-hero .trade-carousel-arrow svg { width: 16px; height: 16px; }
    .trade-hero .trade-carousel-prev { left: 8px; }
    .trade-hero .trade-carousel-next { right: 8px; }
    .trade-hero .trade-carousel-dots { bottom: 54px; }
}

@media (max-width: 480px) {
    .trade-hero {
        padding: 28px var(--section-padding-x) 24px;
    }
    .trade-hero-top {
        gap: 10px;
        margin-bottom: 36px;
    }
    .trade-hero-top .trade-hero-h1 {
        font-size: 1.15rem;
    }
    .trade-hero-stats-row {
        gap: 14px;
        flex-wrap: wrap;
    }
    .trade-hero-stat-num {
        font-size: 0.95rem;
    }
    .trade-hero-btns {
        flex-direction: column;
        width: 100%;
    }
    .trade-hero-btns .btn {
        width: 100%;
        justify-content: center;
    }
    .trade-hero .trade-carousel-track {
        min-height: 200px;
    }
    .trade-hero .trade-carousel-caption {
        padding: 10px 12px;
    }
    .trade-hero .trade-carousel-caption strong {
        font-size: 0.72rem;
    }
    .trade-hero .trade-carousel-caption p {
        font-size: 0.66rem;
    }
}

@keyframes heroSlideUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --- Exhibit Corner Ribbon --- */
.trade-exhibit-ribbon {
    position: absolute;
    top: 14px; right: -30px;
    background: var(--accent);
    color: #fff;
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    padding: 4px 36px;
    transform: rotate(45deg);
    z-index: 2;
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
    pointer-events: none;
}

/* --- Exhibit Card Image Shine on Hover --- */
.trade-exhibit-img::after {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 60%; height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.04),
        transparent
    );
    transform: skewX(-15deg);
    pointer-events: none;
    z-index: 1;
}
.trade-exhibit-card:hover .trade-exhibit-img::after {
    animation: exhibitShine 0.8s ease forwards;
}

@keyframes exhibitShine {
    to { left: 120%; }
}

/* --- Spec Tag Shimmer --- */
.trade-exhibit-tags .spec-tag {
    position: relative;
    overflow: hidden;
}
.trade-exhibit-card:hover .trade-exhibit-tags .spec-tag {
    animation: tagShimmer 0.5s ease;
}
.trade-exhibit-card:hover .trade-exhibit-tags .spec-tag:nth-child(2) { animation-delay: 0.08s; }
.trade-exhibit-card:hover .trade-exhibit-tags .spec-tag:nth-child(3) { animation-delay: 0.16s; }
.trade-exhibit-card:hover .trade-exhibit-tags .spec-tag:nth-child(4) { animation-delay: 0.24s; }

@keyframes tagShimmer {
    0% { border-color: var(--border-color); }
    50% { border-color: var(--accent); box-shadow: 0 0 6px rgba(37, 99, 235, 0.2); }
    100% { border-color: var(--border-color); }
}

/* --- Booth Feature Number Pulse --- */
.booth-feat-reveal {
    opacity: 0;
    transform: translateX(16px);
    transition: opacity 0.5s ease, transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}
.booth-feat-reveal.revealed {
    opacity: 1;
    transform: translateX(0);
}

@keyframes boothNumPop {
    0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.4); }
    50% { transform: scale(1.15); box-shadow: 0 0 0 6px rgba(37, 99, 235, 0); }
    100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(37, 99, 235, 0); }
}

/* --- Recap List Item Slide-In --- */
.recap-li-reveal {
    opacity: 0;
    transform: translateX(-16px);
    transition: opacity 0.45s ease, transform 0.45s cubic-bezier(0.16, 1, 0.3, 1);
}
.recap-li-reveal.revealed {
    opacity: 1;
    transform: translateX(0);
}

/* ============================================
   TRADE CTA -Complete Redesign (3-Column)
   ============================================ */
.trade-cta-section {
    position: relative;
    padding: 80px 0;
    overflow: hidden;
    background: linear-gradient(135deg, #0f172a 0%, #1a2332 40%, #1e2d3d 100%);
    border-top: 1px solid rgba(37, 99, 235, 0.15);
    border-bottom: 1px solid rgba(37, 99, 235, 0.15);
}
.trade-cta-section::before {
    content: '';
    position: absolute;
    top: -50%; left: -20%;
    width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: ctaOrbFloat 8s ease-in-out infinite;
    pointer-events: none;
}
.trade-cta-section::after {
    content: '';
    position: absolute;
    bottom: -30%; right: -10%;
    width: 400px; height: 400px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: ctaOrbFloat 8s ease-in-out 4s infinite;
    pointer-events: none;
}

@keyframes ctaOrbFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -20px) scale(1.1); }
    66% { transform: translate(-20px, 15px) scale(0.95); }
}

.trade-cta-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 220px 1fr 260px;
    gap: 40px;
    align-items: center;
    position: relative;
    z-index: 1;
}

/* --- Left Column: Show Info Badges --- */
.trade-cta-info {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.trade-cta-info-item {
    display: flex;
    gap: 14px;
    align-items: center;
    padding: 14px 16px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-sm);
    transition: border-color 0.3s ease, background 0.3s ease;
}
.trade-cta-info-item:hover {
    border-color: rgba(37, 99, 235, 0.3);
    background: rgba(37, 99, 235, 0.06);
}

.trade-cta-info-icon {
    width: 36px; height: 36px;
    min-width: 36px;
    background: rgba(37, 99, 235, 0.12);
    border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    color: var(--accent-light);
}
.trade-cta-info-icon svg {
    width: 18px; height: 18px;
}

.trade-cta-info-label {
    display: block;
    font-size: 0.64rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-bottom: 2px;
}
.trade-cta-info-val {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* --- Center: Headline --- */
.trade-cta-main {
    text-align: center;
}

.trade-cta-badge {
    display: inline-block;
    font-size: 0.66rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #f59e0b;
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.25);
    padding: 5px 14px;
    border-radius: 20px;
    margin-bottom: 16px;
    animation: badgeGlow 2s ease-in-out infinite;
}

@keyframes badgeGlow {
    0%, 100% { box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.3); }
    50% { box-shadow: 0 0 0 8px rgba(245, 158, 11, 0); }
}

.trade-cta-main h2 {
    font-size: 1.8rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 12px;
    line-height: 1.25;
}
.trade-cta-main p {
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.65;
    max-width: 460px;
    margin: 0 auto;
}

/* --- Right Column: Buttons --- */
.trade-cta-action {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.trade-cta-btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 28px;
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    color: #fff;
    font-size: 0.85rem;
    font-weight: 700;
    text-decoration: none;
    border-radius: 8px;
    white-space: nowrap;
    box-shadow: 0 4px 20px rgba(37, 99, 235, 0.35);
    transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
    animation: ctaPulse 3s ease-in-out infinite;
}
.trade-cta-btn-primary:hover {
    transform: translateY(-3px);
    background: linear-gradient(135deg, #1d4ed8, #2563eb);
    box-shadow: 0 8px 30px rgba(37, 99, 235, 0.5);
}

@keyframes ctaPulse {
    0%, 100% { box-shadow: 0 4px 20px rgba(37, 99, 235, 0.35); }
    50% { box-shadow: 0 4px 20px rgba(37, 99, 235, 0.35), 0 0 0 8px rgba(37, 99, 235, 0); }
}

.trade-cta-btn-primary svg {
    width: 18px; height: 18px;
    transition: transform 0.3s ease;
}
.trade-cta-btn-primary:hover svg {
    transform: translateX(3px);
}

.trade-cta-btn-ghost {
    font-size: 0.78rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.5);
    text-decoration: none;
    transition: color 0.2s ease;
}
.trade-cta-btn-ghost:hover {
    color: rgba(255, 255, 255, 0.85);
}

.trade-cta-footnote {
    font-size: 0.68rem;
    color: rgba(255, 255, 255, 0.3);
    margin: 0;
    font-style: italic;
}

/* CTA Responsive */
@media (max-width: 900px) {
    .trade-cta-container {
        grid-template-columns: 1fr;
        gap: 28px;
        text-align: center;
    }
    .trade-cta-info {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
    }
    .trade-cta-info-item {
        flex: 0 1 auto;
        min-width: 140px;
        padding: 12px 14px;
    }
    .trade-cta-main p {
        max-width: 100%;
    }
    .trade-cta-main h2 {
        font-size: 1.4rem;
    }
}

@media (max-width: 480px) {
    .trade-cta-section {
        padding: 48px 0;
    }
    .trade-cta-info {
        flex-direction: column;
        align-items: stretch;
    }
    .trade-cta-btn-primary {
        width: 100%;
        justify-content: center;
        font-size: 0.8rem;
        padding: 14px 20px;
    }
}

/* ============================================
   TRADE SHOWS -CLIENT MOMENTS CAROUSEL
   ============================================ */

.trade-carousel {
    position: relative;
    max-width: 960px;
    margin: 0 auto 56px;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
}

/* --- Track & Slides --- */
.trade-carousel-track {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    min-height: 420px;
}
.trade-carousel-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 0.5s ease;
    pointer-events: none;
    display: flex;
    flex-direction: column;
}
.trade-carousel-slide.active {
    opacity: 1;
    pointer-events: auto;
    z-index: 1;
}

/* --- Image Wrapper --- */
.trade-carousel-img-wrap {
    flex: 1;
    overflow: hidden;
    position: relative;
    background: var(--secondary-bg);
}
.trade-carousel-img-wrap img {
    width: 100%; height: 100%;
    object-fit: cover;
}
.trade-carousel-ph {
    position: absolute;
    inset: 0;
    display: flex; align-items: center; justify-content: center;
    background: var(--secondary-bg);
    font-size: 0.72rem; color: var(--text-muted);
    letter-spacing: 0.5px; text-transform: uppercase;
    pointer-events: none; z-index: -1;
}

/* --- Caption Bar --- */
.trade-carousel-caption {
    padding: 16px 24px;
    background: linear-gradient(0deg, rgba(26,26,26,0.95) 0%, rgba(26,26,26,0.85) 100%);
    border-top: 1px solid rgba(37, 99, 235, 0.15);
}

.trade-carousel-caption-tag {
    display: inline-block;
    font-size: 0.62rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.08em;
    color: var(--accent-light);
    background: rgba(37, 99, 235, 0.15);
    padding: 2px 8px; border-radius: 3px;
    margin-bottom: 6px;
}

.trade-carousel-caption strong {
    display: block;
    font-size: 0.88rem; font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.trade-carousel-caption p {
    font-size: 0.76rem; color: var(--text-secondary);
    line-height: 1.5; margin: 0;
}

/* --- Arrows --- */
.trade-carousel-arrow {
    position: absolute;
    top: 50%; transform: translateY(-50%);
    width: 44px; height: 44px;
    border: none; border-radius: 50%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(8px);
    color: #fff;
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    z-index: 5;
    transition: background 0.25s ease, transform 0.25s ease;
}
.trade-carousel-arrow:hover {
    background: rgba(37, 99, 235, 0.7);
}
.trade-carousel-arrow svg { width: 22px; height: 22px; }

.trade-carousel-prev { left: 16px; }
.trade-carousel-next { right: 16px; }
.trade-carousel-prev:hover { transform: translateY(-50%) translateX(-2px); }
.trade-carousel-next:hover { transform: translateY(-50%) translateX(2px); }

/* --- Dots --- */
.trade-carousel-dots {
    position: absolute;
    bottom: 60px; left: 50%;
    transform: translateX(-50%);
    display: flex; gap: 8px;
    z-index: 5;
}
.trade-carousel-dot {
    width: 10px; height: 10px;
    border-radius: 50%;
    border: 1.5px solid rgba(255, 255, 255, 0.5);
    background: transparent;
    cursor: pointer;
    transition: background 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
}
.trade-carousel-dot.active {
    background: var(--accent);
    border-color: var(--accent);
    transform: scale(1.2);
}

/* --- Thumbnail Strip --- */
.trade-carousel-thumbs {
    display: flex; gap: 6px;
    padding: 10px 16px;
    background: rgba(0, 0, 0, 0.4);
    overflow-x: auto;
    -ms-overflow-style: none; scrollbar-width: none;
}
.trade-carousel-thumbs::-webkit-scrollbar { display: none; }

.trade-carousel-thumb {
    width: 72px; height: 48px;
    flex-shrink: 0;
    border-radius: 4px;
    border: 2px solid transparent;
    overflow: hidden;
    cursor: pointer;
    opacity: 0.5;
    transition: opacity 0.3s ease, border-color 0.3s ease;
}
.trade-carousel-thumb:hover { opacity: 0.8; }
.trade-carousel-thumb.active {
    opacity: 1;
    border-color: var(--accent);
}
.trade-carousel-thumb img {
    width: 100%; height: 100%;
    object-fit: cover;
}

/* --- Pause on hover --- */
.trade-carousel:hover .trade-carousel-auto-indicator {
    opacity: 1;
}

/* Responsive */
@media (max-width: 768px) {
    .trade-carousel-track {
        aspect-ratio: 4 / 3; min-height: 320px;
    }
    .trade-carousel-caption {
        padding: 12px 16px;
    }
    .trade-carousel-caption strong { font-size: 0.8rem; }
    .trade-carousel-caption p { font-size: 0.7rem; }
    .trade-carousel-arrow {
        width: 36px; height: 36px;
    }
    .trade-carousel-prev { left: 8px; }
    .trade-carousel-next { right: 8px; }
    .trade-carousel-arrow svg { width: 18px; height: 18px; }
    .trade-carousel-dots { bottom: 52px; gap: 6px; }
    .trade-carousel-dot { width: 8px; height: 8px; }
    .trade-carousel-thumb { width: 56px; height: 38px; }
}

/* --- Stats Glow Line --- */
.capability-stats {
    position: relative;
}
.capability-stats::after {
    content: '';
    position: absolute;
    bottom: 0; left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    animation: statsLineReveal 1.2s cubic-bezier(0.16, 1, 0.3, 1) 0.6s forwards;
    pointer-events: none;
}

@keyframes statsLineReveal {
    to { width: 70%; }
}

/* --- Section Header Slide + Underline Grow --- */
.about-section-header {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}
.about-section-header.revealed {
    opacity: 1;
    transform: translateY(0);
}

.about-section-header::before {
    content: '';
    display: block;
    width: 0;
    height: 3px;
    background: var(--accent);
    margin: 0 auto 20px;
    border-radius: 2px;
    transition: width 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.2s;
}
.about-section-header.revealed::before {
    width: 48px;
}

/* --- Recapture card hover lift --- */
.trade-recap-card:not(.trade-recap-photo):hover {
    transform: translateY(-3px);
    border-color: var(--accent);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

/* ============================================
   PRODUCT CENTER PAGE (pp-*)
   ============================================ */

/* --- Block 1: Hero --- */
.pp-hero {
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 24px 50px;
    text-align: center;
}
.pp-hero-badge {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.6px;
    color: var(--accent-light);
    background: var(--accent-subtle);
    border: 1px solid rgba(37, 99, 235, 0.2);
    border-radius: 4px;
    padding: 6px 18px;
    margin-bottom: 20px;
}
.pp-hero-headline {
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.2;
    margin-bottom: 20px;
}
.pp-hero-sub {
    max-width: 780px;
    margin: 0 auto 32px;
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-secondary);
}
.pp-hero-sub strong {
    color: var(--text-primary);
}
.pp-hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.pp-hero-index {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(300px, 0.7fr) minmax(260px, 0.45fr);
    gap: 18px;
    align-items: stretch;
    padding-top: 48px;
    text-align: left;
}

.pp-hero-index .pp-hero-copy {
    min-width: 0;
    padding: 26px 0;
}

.pp-hero-index .pp-hero-badge {
    margin-bottom: 18px;
}

.pp-hero-index .pp-hero-headline {
    max-width: 720px;
    margin-bottom: 18px;
    font-size: clamp(2rem, 4vw, 3.65rem);
    line-height: 1.04;
    letter-spacing: 0;
}

.pp-hero-index .pp-hero-sub {
    max-width: 660px;
    margin: 0 0 28px;
}

.pp-hero-index .pp-hero-actions {
    justify-content: flex-start;
}

.pp-index-nav {
    display: grid;
    gap: 10px;
    align-content: center;
}

/* Product Path Tracks header -centered */
.pp-dual-tracks-head {
    text-align: center;
    padding: 48px 24px 36px;
}
.pp-dual-tracks-kicker {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent-light);
    margin-bottom: 12px;
}
.pp-dual-tracks-title {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--text-primary);
    margin: 0 0 14px;
}
.pp-dual-tracks-sub {
    max-width: 660px;
    margin: 0 auto 28px;
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-secondary);
}
.pp-path-nav {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
}

.pp-index-nav a {
    display: grid;
    grid-template-columns: 42px minmax(0, 1fr);
    gap: 4px 12px;
    align-items: start;
    min-height: 106px;
    border: 1px solid var(--border-color);
    background: var(--card-bg);
    padding: 16px;
    color: inherit;
    text-decoration: none;
    transition: border-color var(--transition-fast), transform var(--transition-fast), background var(--transition-fast);
}

.pp-index-nav a:hover {
    border-color: var(--accent);
    background: var(--card-hover);
    transform: translateY(-1px);
}

.pp-index-nav span {
    grid-row: 1 / span 2;
    display: grid;
    place-items: center;
    width: 36px;
    height: 36px;
    border: 1px solid rgba(96, 165, 250, 0.32);
    color: var(--accent-light);
    font-family: monospace;
    font-size: 0.72rem;
    font-weight: 800;
}

.pp-index-nav strong {
    color: var(--text-primary);
    font-size: 0.95rem;
    line-height: 1.2;
}

.pp-index-nav em {
    color: var(--text-secondary);
    font-size: 0.76rem;
    font-style: normal;
    line-height: 1.45;
}

.pp-hero-panel {
    display: grid;
    grid-template-columns: 1fr;
    border: 1px solid var(--border-color);
    background:
        linear-gradient(180deg, rgba(37, 99, 235, 0.08), transparent 48%),
        var(--card-bg);
}

.pp-hero-panel div {
    display: grid;
    gap: 4px;
    min-height: 86px;
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
}

.pp-hero-panel div:last-child {
    border-bottom: 0;
}

.pp-hero-panel strong {
    color: var(--text-primary);
    font-family: monospace;
    font-size: 1.45rem;
    line-height: 1;
}

.pp-hero-panel span {
    color: var(--text-muted);
    font-size: 0.72rem;
    font-weight: 700;
    line-height: 1.35;
    text-transform: uppercase;
}

/* --- Block 3: Filter Bar --- */
.pp-filter-wrap {
    position: sticky;
    top: var(--header-height-scrolled);
    z-index: 50;
    background: rgba(20, 20, 20, 0.96);
    border-bottom: 1px solid var(--border-color);
    padding: 12px 24px;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}
.pp-filter-bar {
    max-width: 1200px;
    margin: 0 auto;
    border: 1px solid var(--border-color);
    background: rgba(255, 255, 255, 0.025);
    padding: 12px;
}
.pp-filter-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
    flex-wrap: wrap;
}
.pp-filter-label {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
    min-width: 86px;
}
.pp-filter-tag {
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 5px 12px;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
    font-family: var(--font-family);
}
.pp-filter-tag:hover {
    border-color: var(--accent);
    color: #fff;
}
.pp-filter-tag.active {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}
.pp-filter-search {
    margin-top: 6px;
}
.pp-search-input {
    width: 100%;
    max-width: none;
    padding: 8px 14px;
    font-size: 0.78rem;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-primary);
    font-family: var(--font-family);
}
.pp-search-input::placeholder {
    color: var(--text-muted);
}
.pp-search-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 2px var(--accent-glow);
}
.pp-no-results {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}
.pp-no-results .btn {
    margin-top: 12px;
}

/* --- Block 4: Product Grid --- */
.pp-grid {
    max-width: 1200px;
    margin: 0 auto;
    padding: 24px 24px 60px;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
    justify-content: center;
}
.pp-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    overflow: hidden;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    display: flex;
    flex-direction: column;
}
.pp-card:hover {
    border-color: rgba(255,255,255,0.15);
    box-shadow: 0 0 0 1px rgba(37,99,235,0.12);
}
.pp-card.hidden {
    display: none;
}
.pp-card-img {
    height: 188px;
    background: #1a1a1a;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.pp-card-img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 16px;
    transition: transform 0.3s ease;
}
.pp-card:hover .pp-card-img img {
    transform: scale(1.04);
}
.pp-card-body {
    padding: 16px 18px 18px;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.pp-card-model {
    font-size: 0.65rem;
    font-family: monospace;
    color: var(--text-muted);
    margin-bottom: 4px;
}
.pp-card-name {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 2px;
    line-height: 1.25;
}
.pp-card-name-cn {
    font-size: 0.7rem;
    color: var(--text-secondary);
    margin-bottom: 10px;
}
.pp-card-specs {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 8px;
}
.pp-card-specs span {
    font-size: 0.65rem;
    font-family: monospace;
    color: var(--accent-light);
    background: var(--accent-subtle);
    padding: 2px 7px;
    border-radius: 3px;
}
.pp-card-tags {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
    margin-bottom: 10px;
    flex: 1;
}
.pp-card-tags span {
    font-size: 0.6rem;
    color: var(--text-muted);
    border: 1px solid var(--border-light);
    padding: 2px 7px;
    border-radius: 3px;
}
.pp-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    gap: 8px;
}
.pp-card-moi {
    font-size: 0.6rem;
    color: #10b981;
}
.pp-card-cert {
    font-size: 0.58rem;
    color: var(--text-muted);
}
.pp-card-link {
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--accent);
    text-decoration: none;
    transition: color var(--transition-fast);
}
.pp-card-link:hover {
    color: var(--accent-light);
}

/* --- Block 5: Application Map --- */
.pp-section {
    padding: 80px 24px;
}
.pp-section-alt {
    background: var(--secondary-bg);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}
.pp-section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 48px;
}
.pp-section-header h2 {
    font-size: var(--font-h2);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
}
.pp-section-header p {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.6;
}
.pp-appmap {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 32px;
    align-items: start;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 32px;
}
.pp-bike-svg {
    width: 100%;
    height: auto;
}
.pp-hotspot {
    cursor: pointer;
    transition: transform 0.2s ease;
}
.pp-hotspot:hover circle {
    fill: var(--accent) !important;
    r: 15;
}
.pp-appmap-legend {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.pp-legend-item {
    font-size: 0.78rem;
    color: var(--text-secondary);
    line-height: 1.45;
}
.pp-legend-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    font-size: 0.65rem;
    font-weight: 700;
    color: #fff;
    background: var(--accent);
    border-radius: 50%;
    margin-right: 6px;
    flex-shrink: 0;
}

/* --- Block 6: Material & Finish --- */
.pp-material-grid {
    max-width: 1200px;
    margin: 0 auto 32px;
    display: grid;
    grid-template-columns: repeat(3, 380px);
    gap: 20px;
    justify-content: center;
}
.pp-mat-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 24px;
    transition: border-color var(--transition-fast);
}
.pp-mat-card:hover {
    border-color: rgba(255,255,255,0.12);
}
.pp-mat-icon {
    width: 44px;
    height: 44px;
    border-radius: 4px;
    background: rgba(37, 99, 235, 0.12);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 800;
    font-family: monospace;
    margin-bottom: 14px;
}
.pp-mat-icon-blue { background: rgba(59, 130, 246, 0.15); color: #60a5fa; }
.pp-mat-icon-steel { background: rgba(245, 158, 11, 0.12); color: #f59e0b; }
.pp-mat-icon-alu { background: rgba(16, 185, 129, 0.12); color: #10b981; }
.pp-mat-icon-brg { background: rgba(139, 92, 246, 0.12); color: #8b5cf6; }
.pp-mat-icon-rubber { background: rgba(236, 72, 153, 0.12); color: #ec4899; }
.pp-mat-card h4 {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}
.pp-mat-card p {
    font-size: 0.78rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 10px;
}
.pp-mat-uses {
    font-size: 0.65rem;
    font-family: monospace;
    color: var(--text-muted);
}
.pp-finish-strip {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
}
.pp-finish-strip span {
    font-size: 0.68rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 5px 14px;
    border-radius: 3px;
}

/* --- Block 7: Engineer Data --- */
.pp-data-grid {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
}
.pp-data-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 28px;
}
.pp-data-card-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 18px;
}
.pp-data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.75rem;
}
.pp-data-table th {
    text-align: left;
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 8px 10px;
    border-bottom: 1px solid var(--border-color);
}
.pp-data-table td {
    padding: 8px 10px;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-light);
}
.pp-data-note {
    font-size: 0.65rem;
    color: var(--text-muted);
    margin-top: 14px;
    font-style: italic;
}

/* Torque calculator */
.pp-torque-form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.pp-torque-row {
    display: flex;
    align-items: center;
    gap: 12px;
}
.pp-torque-row label {
    font-size: 0.72rem;
    color: var(--text-secondary);
    min-width: 85px;
}
.pp-torque-row select {
    flex: 1;
    padding: 7px 10px;
    font-size: 0.75rem;
    background: var(--primary-bg);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-primary);
    font-family: var(--font-family);
    cursor: pointer;
}
.pp-torque-row select:focus {
    outline: none;
    border-color: var(--accent);
}
.pp-torque-result {
    background: rgba(37, 99, 235, 0.08);
    border: 1px solid rgba(37, 99, 235, 0.15);
    border-radius: var(--radius-sm);
    padding: 18px 20px;
    margin-top: 4px;
}
.pp-torque-val {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--accent-light);
    margin-bottom: 6px;
}
.pp-torque-val small {
    font-size: 0.75rem;
    font-weight: 600;
}
.pp-torque-clamp {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 3px;
}
.pp-torque-sf {
    font-size: 0.7rem;
    color: #10b981;
    font-weight: 600;
}

/* --- Block 8: Procurement --- */
.pp-procure-grid {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.pp-procure-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 24px 20px;
    text-align: center;
    transition: border-color var(--transition-fast);
}
.pp-procure-card:hover {
    border-color: rgba(255,255,255,0.12);
}
.pp-procure-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 14px;
    color: var(--accent);
}
.pp-procure-icon svg {
    width: 100%;
    height: 100%;
}
.pp-procure-card h4 {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}
.pp-procure-card p {
    font-size: 0.75rem;
    color: var(--text-secondary);
    line-height: 1.6;
}
.pp-timeline {
    max-width: 900px;
    margin: 48px auto 40px;
    text-align: center;
}
.pp-timeline-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 24px;
}
.pp-tl-steps {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 0;
    flex-wrap: wrap;
}
.pp-tl-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    min-width: 120px;
}
.pp-tl-num {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--accent);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
    margin-bottom: 4px;
}
.pp-tl-step strong {
    font-size: 0.72rem;
    color: var(--text-primary);
}
.pp-tl-step span {
    font-size: 0.65rem;
    color: var(--text-muted);
}
.pp-tl-arrow {
    font-size: 1.2rem;
    color: var(--text-muted);
    padding: 14px 8px 0;
}
.pp-delivery-info {
    max-width: 700px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}
.pp-del-col h4 {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 10px;
}
.pp-del-col ul {
    list-style: none;
    padding: 0;
}
.pp-del-col li {
    font-size: 0.75rem;
    color: var(--text-secondary);
    padding: 4px 0;
    padding-left: 16px;
    position: relative;
    line-height: 1.5;
}
.pp-del-col li::before {
    content: '-;
    position: absolute;
    left: 0;
    color: var(--accent);
}

/* --- Block 9: Quality Trust Wall --- */
.pp-trust-grid {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}
.pp-trust-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 24px 20px;
    transition: border-color var(--transition-fast);
}
.pp-trust-card:hover {
    border-color: rgba(255,255,255,0.12);
}
.pp-trust-badge {
    font-size: 0.68rem;
    font-weight: 700;
    color: var(--accent);
    font-family: monospace;
    margin-bottom: 10px;
}
.pp-trust-card p {
    font-size: 0.75rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* --- Block 10: Engineering Support --- */
.pp-support-grid {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.pp-support-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 28px 24px;
    transition: border-color var(--transition-fast);
}
.pp-support-card:hover {
    border-color: rgba(255,255,255,0.12);
}
.pp-support-icon {
    width: 40px;
    height: 40px;
    color: var(--accent);
    margin-bottom: 16px;
}
.pp-support-icon svg {
    width: 100%;
    height: 100%;
}
.pp-support-card h4 {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 10px;
}
.pp-support-card p {
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.7;
}
.pp-support-card p strong {
    color: var(--text-primary);
}

.pp-faq {
    max-width: 1200px;
    margin: 0 auto;
    padding: 36px 24px 24px;
}

.pp-faq .pp-section-header {
    margin-bottom: 24px;
}

.pp-faq-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.pp-faq-grid article {
    border: 1px solid var(--border-color);
    background: var(--card-bg);
    padding: 20px;
}

.pp-faq-grid h3 {
    color: var(--text-primary);
    font-size: 0.95rem;
    line-height: 1.35;
    margin-bottom: 10px;
}

.pp-faq-grid p {
    color: var(--text-secondary);
    font-size: 0.78rem;
    line-height: 1.65;
}

.pp-faq-rfq {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-top: 18px;
    border: 1px solid rgba(96, 165, 250, 0.24);
    background: rgba(37, 99, 235, 0.08);
    padding: 14px;
}

.pp-faq-rfq span {
    color: var(--text-secondary);
    font-size: 0.82rem;
}

.pp-faq-rfq a {
    color: var(--accent-light);
    font-size: 0.82rem;
    font-weight: 800;
    text-decoration: none;
}

/* --- Block 11: Growth Tiers --- */
.pp-tiers-grid {
    max-width: 1050px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.pp-tier-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 32px 24px;
    transition: border-color var(--transition-fast);
}
.pp-tier-card:hover {
    border-color: rgba(255,255,255,0.12);
}
.pp-tier-featured {
    border-color: rgba(37, 99, 235, 0.3);
    background: linear-gradient(180deg, rgba(37, 99, 235, 0.04) 0%, var(--card-bg) 40%);
}
.pp-tier-badge {
    font-size: 0.62rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
}
.pp-tier-badge-accent {
    color: var(--accent-light);
}
.pp-tier-card h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 6px;
}
.pp-tier-sub {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.5;
}
.pp-tier-list {
    list-style: none;
    padding: 0;
}
.pp-tier-list li {
    font-size: 0.75rem;
    color: var(--text-secondary);
    padding: 6px 0;
    padding-left: 18px;
    position: relative;
    line-height: 1.5;
}
.pp-tier-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 12px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
}

/* --- Block 12: CTA --- */
.pp-cta-section {
    background: linear-gradient(135deg, #0f172a 0%, #1a2332 50%, #1e2d3d 100%);
    border-top: 1px solid rgba(37, 99, 235, 0.15);
    border-bottom: 1px solid rgba(37, 99, 235, 0.15);
    padding: 80px 24px;
    text-align: center;
}
.pp-cta-section h2 {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 12px;
}
.pp-cta-section p {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
}
.pp-cta-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   PRODUCT CENTER -RESPONSIVE
   ============================================ */

@media (max-width: 1200px) {
    .pp-hero-index {
        grid-template-columns: minmax(0, 1fr) minmax(280px, 0.55fr);
    }
    .pp-hero-panel {
        grid-column: 1 / -1;
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
    .pp-hero-panel div {
        border-bottom: 0;
        border-right: 1px solid var(--border-color);
    }
    .pp-hero-panel div:last-child {
        border-right: 0;
    }
    .pp-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
    .pp-material-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .pp-appmap {
        grid-template-columns: 1fr 280px;
    }
}

@media (max-width: 960px) {
    .pp-hero-index {
        grid-template-columns: 1fr;
    }
    .pp-hero-headline { font-size: 2.2rem; }
    .pp-index-nav {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
    .pp-grid {
        grid-template-columns: repeat(2, 1fr);
        max-width: 700px;
        gap: 16px;
    }
    .pp-material-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .pp-appmap {
        grid-template-columns: 1fr;
        padding: 20px;
    }
    .pp-appmap-legend {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }
    .pp-data-grid {
        grid-template-columns: 1fr;
    }
    .pp-procure-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .pp-trust-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .pp-support-grid {
        grid-template-columns: 1fr;
    }
    .pp-faq-grid {
        grid-template-columns: 1fr;
    }
    .pp-tiers-grid {
        grid-template-columns: 1fr;
        max-width: 450px;
    }
    .pp-tl-steps {
        gap: 12px;
    }
    .pp-tl-arrow {
        display: none;
    }
    .pp-delivery-info {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

@media (max-width: 640px) {
    .pp-hero-headline { font-size: 1.48rem; }
    .pp-hero-sub { font-size: 0.82rem; line-height: 1.55; }
    .pp-hero { padding: 26px 16px 24px; }
    .pp-hero-index .pp-hero-copy {
        padding: 0;
    }
    .pp-hero-index .pp-hero-badge {
        margin-bottom: 12px;
        padding: 5px 10px;
        font-size: 0.62rem;
    }
    .pp-hero-index .pp-hero-headline {
        margin-bottom: 12px;
    }
    .pp-hero-index .pp-hero-sub {
        margin-bottom: 18px;
    }
    .pp-hero-index {
        gap: 12px;
    }
    .pp-index-nav {
        grid-template-columns: 1fr;
        gap: 6px;
    }
    .pp-index-nav a {
        min-height: auto;
        grid-template-columns: 36px minmax(0, 1fr);
        padding: 10px;
    }
    .pp-index-nav span {
        width: 30px;
        height: 30px;
        font-size: 0.66rem;
    }
    .pp-index-nav strong {
        align-self: center;
        font-size: 0.84rem;
    }
    .pp-index-nav em {
        display: none;
    }
    .pp-hero-panel {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .pp-hero-panel div {
        min-height: 58px;
        padding: 10px;
        border-right: 1px solid var(--border-color);
        border-bottom: 1px solid var(--border-color);
    }
    .pp-hero-panel strong {
        font-size: 1.05rem;
    }
    .pp-hero-panel span {
        font-size: 0.6rem;
    }
    .pp-hero-panel div:nth-child(even) {
        border-right: 0;
    }
    .pp-hero-panel div:nth-last-child(-n + 2) {
        border-bottom: 0;
    }
    .pp-filter-wrap { padding: 10px 14px; }
    .pp-filter-row {
        gap: 4px;
    }
    .pp-filter-tag {
        font-size: 0.65rem;
        padding: 4px 8px;
    }
    .pp-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
        padding: 16px;
    }
    .pp-card-img { height: 150px; }
    .pp-card-body { padding: 12px 14px 14px; }
    .pp-card-name { font-size: 0.78rem; }
    .pp-material-grid {
        grid-template-columns: 1fr;
    }
    .pp-procure-grid {
        grid-template-columns: 1fr;
    }
    .pp-trust-grid {
        grid-template-columns: 1fr;
    }
    .pp-section {
        padding: 48px 16px;
    }
    .pp-cta-section h2 {
        font-size: 1.5rem;
    }
}

/* ============================================
   PRODUCT DETAIL PAGE
   ============================================ */

/* Breadcrumb */
.pd-breadcrumb {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 24px 0;
    font-size: 0.72rem;
    color: var(--text-muted);
}
.pd-breadcrumb a {
    color: var(--text-secondary);
    text-decoration: none;
}
.pd-breadcrumb a:hover { color: var(--accent-light); }
.pd-breadcrumb span { color: var(--text-muted); }

/* Hero */
.pd-hero {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 24px;
    display: flex;
    gap: 48px;
    align-items: center;
}
.pd-hero-img {
    flex: 0 0 380px;
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(circle at 50% 34%, rgba(96, 165, 250, 0.18), transparent 50%),
        linear-gradient(180deg, #172233 0%, #0b1119 100%);
    border: 1px solid rgba(127, 144, 166, 0.22);
    border-radius: var(--radius-sm);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 32px;
    min-height: 380px;
}
.pd-hero-img::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0)),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(180deg, rgba(255,255,255,0.025) 1px, transparent 1px);
    background-size: auto, 72px 72px, 72px 72px;
    pointer-events: none;
}
.pd-hero-img img {
    position: relative;
    z-index: 1;
    max-width: 100%;
    max-height: 320px;
    object-fit: contain;
    filter: drop-shadow(0 22px 42px rgba(0, 0, 0, 0.34));
}
.pd-hero-info { flex: 1; }
.pd-hero-model {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent-light);
    background: rgba(37,99,235,0.12);
    padding: 3px 10px;
    border-radius: 3px;
    letter-spacing: 0.5px;
    margin-bottom: 10px;
}
.pd-hero-name { font-size: 2.2rem; font-weight: 800; color: #fff; margin: 0 0 6px; line-height: 1.2; }
.pd-hero-name-cn { font-size: 0.78rem; color: var(--text-muted); margin: 0; }
.pd-hero-punch { font-size: 1.05rem; color: var(--text-secondary); margin: 16px 0 0; font-style: italic; line-height: 1.5; }
.pd-hero-ctas { margin-top: 24px; display: flex; gap: 12px; }
.pd-hero-ctas .btn { font-size: 0.82rem; }

/* Quick Specs Bar */
.pd-specs-bar {
    max-width: 1200px;
    margin: 0 auto 48px;
    padding: 0 24px;
    display: flex;
    gap: 0;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--card-bg);
    overflow: hidden;
}
.pd-spec-item {
    flex: 1;
    padding: 16px 20px;
    text-align: center;
    border-right: 1px solid var(--border-color);
}
.pd-spec-item:last-child { border-right: none; }
.pd-spec-item .pd-spec-val {
    font-size: 0.85rem;
    font-weight: 700;
    color: #fff;
}
.pd-spec-item .pd-spec-label {
    font-size: 0.65rem;
    color: var(--text-muted);
    margin-top: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Section structure */
.pd-section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px 56px;
}
.pd-section h2 {
    font-size: 1.3rem;
    font-weight: 700;
    color: #fff;
    margin: 0 0 6px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
}
.pd-section h3 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 28px 0 10px;
}

/* Specs Table */
.pd-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.78rem;
    margin: 12px 0 20px;
}
.pd-table th {
    background: var(--secondary-bg);
    color: var(--text-secondary);
    font-weight: 600;
    padding: 10px 14px;
    text-align: left;
    border: 1px solid var(--border-color);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}
.pd-table td {
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}
.pd-table tr:nth-child(even) td {
    background: rgba(255,255,255,0.015);
}

/* App grid */
.pd-app-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin: 12px 0 20px;
}
.pd-app-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 16px;
}
.pd-app-card h4 {
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--accent-light);
    margin: 0 0 8px;
}
.pd-app-card ul {
    margin: 0;
    padding: 0 0 0 16px;
    font-size: 0.72rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Keyword pill grid */
.pd-keywords {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 12px 0 20px;
}
.pd-keywords span {
    display: inline-block;
    font-size: 0.68rem;
    color: var(--text-secondary);
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 4px 10px;
}

/* Related products */
.pd-related {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px 60px;
}
.pd-related h2 {
    font-size: 1.2rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
}
.pd-related-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

/* Installation steps */
.pd-steps { margin: 12px 0 20px; }
.pd-step {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
}
.pd-step:last-child { border-bottom: none; }
.pd-step-num {
    flex: 0 0 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--accent);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}
.pd-step-body { font-size: 0.78rem; color: var(--text-primary); line-height: 1.7; }
.pd-step-body strong { color: #fff; }

/* Detail CTA */
.pd-cta {
    max-width: 1200px;
    margin: 20px auto 0;
    padding: 48px 24px 56px;
    text-align: center;
    background: linear-gradient(180deg, rgba(37,99,235,0.04) 0%, rgba(37,99,235,0.01) 60%, transparent 100%);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}
.pd-cta-heading {
    font-size: 1.6rem;
    font-weight: 700;
    color: #fff;
    margin: 0 0 4px;
}
.pd-cta-subtitle {
    font-size: 0.82rem;
    color: var(--text-secondary);
    margin: 0 0 32px;
}
.pd-cta-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 28px;
}
.pd-cta-card {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-color);
    border-top: 2px solid var(--accent);
    border-radius: 8px;
    padding: 28px 20px 24px;
    text-align: center;
    transition: border-color 0.25s ease, background 0.25s ease;
}
.pd-cta-card:hover {
    border-color: rgba(37,99,235,0.4);
    border-top-color: var(--accent-light);
    background: rgba(37,99,235,0.04);
}
.pd-cta-card-label {
    font-size: 0.6rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--accent-light);
    margin: 0 0 12px;
}
.pd-cta-card h4 {
    font-size: 0.94rem;
    font-weight: 700;
    color: #fff;
    margin: 0 0 8px;
}
.pd-cta-card p {
    font-size: 0.74rem;
    color: var(--text-secondary);
    margin: 0 0 18px;
    line-height: 1.55;
}
.pd-cta-card .btn {
    font-size: 0.76rem;
    padding: 8px 18px;
}
.pd-cta-trust {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}
.pd-cta-trust span {
    font-size: 0.7rem;
    color: var(--text-muted);
    white-space: nowrap;
}
.pd-cta-dot {
    margin: 0 4px;
    opacity: 0.4;
}
.pd-cta-contact {
    font-size: 0.72rem;
    color: var(--text-muted);
    line-height: 1.7;
}
.pd-cta-contact a {
    color: var(--accent-light);
    text-decoration: none;
    font-weight: 600;
}
.pd-cta-contact a:hover { text-decoration: underline; }

/* pd-cta-section fallback for old markup */
.pd-cta-section { }

@media (max-width: 960px) {
    .pd-cta-grid { grid-template-columns: repeat(3, 1fr); gap: 10px; }
    .pd-cta-card { padding: 18px 10px; }
    .pd-cta-heading { font-size: 1.4rem; }
}
@media (max-width: 640px) {
    .pd-cta { padding: 36px 16px 44px; }
    .pd-cta-heading { font-size: 1.25rem; }
    .pd-cta-grid { grid-template-columns: 1fr; gap: 10px; }
    .pd-cta-card { padding: 20px 14px; }
    .pd-cta-trust { gap: 14px; }
}

/* Responsive for product detail */
@media (max-width: 960px) {
    .pd-hero { flex-direction: column; gap: 28px; }
    .pd-hero-img { flex: 0 0 auto; width: 100%; min-height: 280px; }
    .pd-hero-img img { max-height: 250px; }
    .pd-hero-name { font-size: 1.6rem; }
    .pd-specs-bar { flex-wrap: wrap; }
    .pd-spec-item { flex: 1 1 33%; border-bottom: 1px solid var(--border-color); }
    .pd-app-grid { grid-template-columns: repeat(2, 1fr); }
    .pd-related-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 640px) {
    .pd-hero-img { min-height: 220px; }
    .pd-hero-img img { max-height: 200px; }
    .pd-hero-name { font-size: 1.35rem; }
    .pd-spec-item { flex: 1 1 50%; }
    .pd-app-grid { grid-template-columns: 1fr; }
    .pd-related-grid { grid-template-columns: repeat(2, 1fr); }
}

/* Product center: catalog controls and FAQ refinement */
.pp-filter-wrap {
    padding: 16px 24px;
    position: sticky;
    top: var(--header-height-scrolled, 72px);
    z-index: 80;
    background: rgba(20, 20, 20, 0.96);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.24);
    scroll-margin-top: 96px;
}

.pp-filter-bar {
    border: 1px solid rgba(255, 255, 255, 0.1);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.01)),
        var(--card-bg);
    padding: 16px 18px 18px;
    max-height: calc(100vh - 92px);
    overflow: auto;
    scrollbar-width: thin;
}

.pp-filter-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 14px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-color);
}

.pp-filter-head div {
    display: grid;
    gap: 2px;
}

.pp-filter-head span {
    color: var(--accent-light);
    font-family: monospace;
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.pp-filter-head strong {
    color: var(--text-primary);
    font-size: 0.95rem;
    line-height: 1.25;
}

.pp-filter-head a {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    border: 1px solid rgba(96, 165, 250, 0.32);
    padding: 0 12px;
    color: var(--accent-light);
    font-size: 0.72rem;
    font-weight: 800;
    text-decoration: none;
    text-transform: uppercase;
}

.pp-filter-row {
    display: grid;
    grid-template-columns: 136px minmax(0, 1fr);
    gap: 8px 12px;
    align-items: start;
    margin-bottom: 10px;
}

.pp-filter-label {
    min-width: 0;
    padding-top: 8px;
}

.pp-filter-row .pp-filter-tag {
    justify-self: start;
}

.pp-filter-row {
    grid-auto-flow: row;
}

.pp-filter-tag {
    min-height: 34px;
    border-radius: 3px;
    padding: 6px 13px;
    font-weight: 700;
}

.pp-filter-search {
    margin-top: 12px;
}

.pp-search-input {
    max-width: none;
    min-height: 48px;
    border-radius: 3px;
    background: rgba(255, 255, 255, 0.055);
    font-size: 0.86rem;
}

.pp-faq {
    max-width: 1200px;
    margin: 0 auto;
    padding: 42px 24px 10px;
}

.pp-faq .pp-section-header {
    margin-bottom: 24px;
}

.pp-faq-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.pp-faq-grid article {
    border: 1px solid var(--border-color);
    background: var(--card-bg);
    padding: 20px;
}

.pp-faq-grid h3 {
    color: var(--text-primary);
    font-size: 0.95rem;
    line-height: 1.35;
    margin-bottom: 10px;
}

.pp-faq-grid p {
    color: var(--text-secondary);
    font-size: 0.78rem;
    line-height: 1.65;
}

@media (max-width: 760px) {
    .pp-filter-wrap {
        padding: 12px 14px;
    }

    .pp-filter-head {
        align-items: flex-start;
        flex-direction: column;
        gap: 10px;
    }

    .pp-filter-row {
        grid-template-columns: 1fr;
        gap: 6px;
    }

    .pp-filter-label {
        padding-top: 0;
    }

    .pp-faq-grid {
        grid-template-columns: 1fr;
    }

    .pp-faq-rfq {
        align-items: stretch;
        flex-direction: column;
        text-align: center;
    }
}

.pp-filter-row {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.pp-filter-label {
    width: 136px;
    flex: 0 0 136px;
}

@media (max-width: 760px) {
    .pp-filter-label {
        width: 100%;
        flex-basis: 100%;
    }
}

/* Branded 404 page */
.error-page {
    max-width: 860px;
    margin: 0 auto;
    padding: 92px 24px 120px;
    text-align: center;
}
.error-code {
    font-size: 5rem;
    line-height: 1;
    font-weight: 900;
    color: var(--accent-light);
    letter-spacing: 0;
    margin-bottom: 18px;
}
.error-page h1 {
    color: #fff;
    font-size: 2.1rem;
    line-height: 1.15;
    margin: 0 0 16px;
}
.error-page p {
    max-width: 560px;
    margin: 0 auto 30px;
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.7;
}
.error-links {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}
@media (max-width: 640px) {
    .error-page {
        padding: 72px 18px 92px;
    }
    .error-code {
        font-size: 3.8rem;
    }
    .error-page h1 {
        font-size: 1.55rem;
    }
    .error-links .btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .js-loaded .reveal-left,
    .js-loaded .reveal-right,
    .reveal-left,
    .reveal-right {
        transform: translateY(30px);
    }

    .js-loaded .reveal-left.revealed,
    .js-loaded .reveal-right.revealed,
    .reveal-left.revealed,
    .reveal-right.revealed {
        transform: translateY(0);
    }
}

/* Product detail FAQ fallback kept in main.css so Grav merged assets parse it reliably. */
.pf-product .pf-faq,
.pf-faq {
    width: min(1120px, calc(100% - 48px));
    max-width: 1120px;
    margin: 56px auto 70px;
    padding: 0;
    overflow: hidden;
    color: #f4f7fb;
    border: 1px solid rgba(127, 144, 166, 0.28);
    border-radius: var(--radius-panel, 6px);
    background:
        linear-gradient(135deg, rgba(19, 28, 40, 0.97), rgba(8, 13, 22, 0.99)),
        radial-gradient(circle at 10% 0, rgba(47, 111, 237, 0.18), transparent 34%);
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.34);
}

.pf-faq-head {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 8px 18px;
    align-items: start;
    padding: 28px 30px 24px;
    border-bottom: 1px solid rgba(127, 144, 166, 0.22);
    background:
        linear-gradient(90deg, rgba(47, 111, 237, 0.15), transparent 58%),
        rgba(255, 255, 255, 0.03);
}

.pf-faq-kicker,
.pf-faq-index {
    font-family: var(--font-mono, "JetBrains Mono", ui-monospace, SFMono-Regular, Consolas, monospace);
    font-size: 0.72rem;
    line-height: 1;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--pf-cobalt, #2f6fed);
}

.pf-faq-kicker {
    display: inline-flex;
    min-width: 54px;
    height: 28px;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(47, 111, 237, 0.42);
    background: rgba(47, 111, 237, 0.11);
}

.pf-faq h2 {
    margin: 0;
    color: #ffffff;
    font-size: clamp(1.55rem, 2.4vw, 2.25rem);
    line-height: 1.08;
    letter-spacing: 0;
}

.pf-faq-head p {
    grid-column: 2;
    margin: 0;
    max-width: 680px;
    color: rgba(226, 232, 240, 0.74);
    font-size: 0.96rem;
    line-height: 1.65;
}

.pf-faq-list {
    display: grid;
}

.pf-faq-item {
    margin: 0;
    border: 0;
    border-bottom: 1px solid rgba(127, 144, 166, 0.18);
    background: transparent;
}

.pf-faq-item:last-child {
    border-bottom: 0;
}

.pf-faq-item summary {
    position: relative;
    display: grid;
    grid-template-columns: 54px minmax(0, 1fr) 28px;
    gap: 16px;
    align-items: center;
    min-height: 72px;
    padding: 18px 26px;
    color: #f8fafc;
    font-size: 1rem;
    line-height: 1.45;
    font-weight: 800;
    cursor: pointer;
    list-style: none;
    transition: background 180ms ease, color 180ms ease;
}

.pf-faq-item summary::-webkit-details-marker {
    display: none;
}

.pf-faq-item summary::after {
    content: none !important;
    display: none !important;
}

.pf-faq-toggle {
    width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    justify-self: end;
    color: rgba(248, 250, 252, 0.88);
    border: 1px solid rgba(127, 144, 166, 0.32);
    background: rgba(255, 255, 255, 0.04);
    transition: border-color 180ms ease, color 180ms ease, background 180ms ease;
}

.pf-faq-toggle::before {
    content: "+";
}

.pf-faq-item summary:hover,
.pf-faq-item[open] summary {
    background: rgba(47, 111, 237, 0.08);
}

.pf-faq-item[open] .pf-faq-toggle {
    color: #111827;
    border-color: var(--pf-amber, #ffb703);
    background: var(--pf-amber, #ffb703);
}

.pf-faq-item[open] .pf-faq-toggle::before {
    content: "-";
}

.pf-faq-answer,
.pf-faq-item > p {
    padding: 0 26px 24px 96px;
}

.pf-faq-answer p,
.pf-faq-item > p {
    margin: 0;
    max-width: 760px;
    color: rgba(226, 232, 240, 0.78);
    font-size: 0.98rem;
    line-height: 1.72;
}

@media (max-width: 768px) {
    .pf-product .pf-faq,
    .pf-faq {
        width: calc(100% - 32px);
        margin: 40px auto 54px;
    }

    .pf-faq-head {
        grid-template-columns: 1fr;
        padding: 24px 20px 22px;
    }

    .pf-faq-head p {
        grid-column: 1;
    }

    .pf-faq-kicker {
        justify-content: flex-start;
        width: fit-content;
        padding: 0 10px;
    }

    .pf-faq-item summary {
        grid-template-columns: 42px minmax(0, 1fr) 28px;
        gap: 12px;
        min-height: 68px;
        padding: 17px 18px;
        font-size: 0.95rem;
    }

    .pf-faq-answer,
    .pf-faq-item > p {
        padding: 0 18px 22px 72px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .pf-faq-item summary,
    .pf-faq-toggle {
        transition: none;
    }
}

/* Home hero and partner logo carousel refinement */
.home .hero-section {
    height: auto;
    min-height: 700px;
    padding: 120px 0 56px;
    background: #070b12;
    overflow: hidden;
}

.home .hero-overlay {
    background:
        linear-gradient(90deg, rgba(5, 9, 15, 0.97) 0%, rgba(7, 11, 18, 0.87) 46%, rgba(7, 11, 18, 0.52) 100%),
        linear-gradient(180deg, rgba(7, 11, 18, 0.35), rgba(7, 11, 18, 0.92));
}

.home .hero-layout {
    width: min(1180px, calc(100% - 48px));
    display: grid;
    grid-template-columns: minmax(0, 1.02fr) minmax(360px, 0.78fr);
    gap: 46px;
    align-items: center;
}

.home .hero-copy {
    max-width: 690px;
}

.home .hero-copy .section-label {
    margin-bottom: 18px;
    color: var(--pf-cobalt, #2f6fed);
    font-family: var(--font-mono, ui-monospace, SFMono-Regular, Consolas, monospace);
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.08em;
}

.home .hero-copy h1 {
    max-width: 680px;
    margin-bottom: 22px;
    color: #ffffff;
    font-size: clamp(2.45rem, 4.7vw, 4.65rem);
    font-weight: 800;
    line-height: 1;
    letter-spacing: 0;
    text-transform: none;
}

.home .hero-copy .hero-highlight {
    max-width: 660px;
    margin: 0 0 24px;
    padding: 0;
    border: 0;
    background: transparent;
    color: rgba(226, 232, 240, 0.82);
    font-size: 1.06rem;
    line-height: 1.68;
}

.home .hero-copy .hero-points {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
    margin: 0 0 28px;
    border-top: 1px solid rgba(127, 144, 166, 0.24);
}

.home .hero-copy .hero-point {
    display: grid;
    grid-template-columns: 190px minmax(0, 1fr);
    gap: 20px;
    padding: 15px 0;
    border-right: 0;
    border-bottom: 1px solid rgba(127, 144, 166, 0.18);
    background: transparent;
}

.home .hero-copy .hero-point strong {
    color: #ffffff;
    font-size: 0.93rem;
    line-height: 1.25;
    text-transform: none;
}

.home .hero-copy .hero-point span {
    color: rgba(226, 232, 240, 0.66);
    font-size: 0.86rem;
    line-height: 1.55;
    text-transform: none;
    letter-spacing: 0;
}

.home .hero-copy .cta-buttons {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}

.home .hero-content .cta-buttons .btn {
    min-height: 52px;
    border-radius: 3px;
}

.hero-confidential {
    margin: 0;
    color: rgba(226, 232, 240, 0.58);
    font-size: 0.78rem;
    line-height: 1.5;
}

.hero-showcase {
    position: relative;
    display: grid;
    gap: 12px;
    padding: 12px;
    border: 1px solid rgba(127, 144, 166, 0.24);
    border-radius: 6px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.025)),
        rgba(13, 20, 31, 0.72);
    box-shadow: 0 28px 90px rgba(0, 0, 0, 0.38);
}

.hero-showcase::before {
    content: "";
    position: absolute;
    inset: -1px;
    z-index: -1;
    border-radius: inherit;
    background: linear-gradient(135deg, rgba(47, 111, 237, 0.48), transparent 34%, rgba(255, 183, 3, 0.28));
    opacity: 0.62;
}

.hero-showcase-main {
    position: relative;
    overflow: hidden;
    min-height: 360px;
    border: 1px solid rgba(127, 144, 166, 0.22);
    border-radius: 4px;
    background: #0b111c;
}

.hero-showcase-main img {
    width: 100%;
    height: 100%;
    min-height: 360px;
    display: block;
    object-fit: cover;
    filter: saturate(0.92) contrast(1.08);
}

.hero-showcase-badge {
    position: absolute;
    left: 16px;
    bottom: 16px;
    display: grid;
    gap: 5px;
    max-width: calc(100% - 32px);
    padding: 13px 14px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 3px;
    background: rgba(5, 9, 15, 0.76);
    backdrop-filter: blur(12px);
}

.hero-showcase-badge span,
.hero-showcase-slot span,
.hero-showcase-data span {
    color: var(--pf-cobalt, #2f6fed);
    font-family: var(--font-mono, ui-monospace, SFMono-Regular, Consolas, monospace);
    font-size: 0.66rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.hero-showcase-badge strong,
.hero-showcase-slot strong,
.hero-showcase-data strong {
    color: #ffffff;
    font-size: 0.86rem;
    line-height: 1.35;
}

.hero-showcase-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.hero-showcase-slot,
.hero-showcase-data {
    min-height: 112px;
    display: grid;
    align-content: end;
    gap: 8px;
    padding: 16px;
    border: 1px dashed rgba(127, 144, 166, 0.28);
    border-radius: 4px;
    background:
        linear-gradient(135deg, rgba(47, 111, 237, 0.13), transparent 62%),
        rgba(255, 255, 255, 0.035);
}

.hero-showcase-data {
    min-height: 82px;
    border-style: solid;
    border-color: rgba(255, 183, 3, 0.22);
}

.partner-logo-section {
    position: relative;
    overflow: hidden;
    padding: 26px 0;
    border-top: 1px solid rgba(127, 144, 166, 0.18);
    border-bottom: 1px solid rgba(127, 144, 166, 0.18);
    background: #0b1018;
}

.partner-logo-shell {
    width: min(1180px, calc(100% - 48px));
    margin: 0 auto;
    display: grid;
    grid-template-columns: 260px minmax(0, 1fr);
    gap: 28px;
    align-items: center;
}

.partner-logo-copy {
    display: grid;
    gap: 6px;
}

.partner-logo-copy span {
    color: var(--pf-cobalt, #2f6fed);
    font-family: var(--font-mono, ui-monospace, SFMono-Regular, Consolas, monospace);
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.partner-logo-copy strong {
    color: rgba(248, 250, 252, 0.9);
    font-size: 0.92rem;
    line-height: 1.4;
}

.partner-logo-marquee {
    overflow: hidden;
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
    mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}

.partner-logo-track {
    width: max-content;
    display: flex;
    gap: 12px;
    animation: partnerLogoMarquee 24s linear infinite;
}

.partner-logo-card {
    width: 168px;
    height: 68px;
    display: grid;
    place-items: center;
    flex: 0 0 auto;
    border: 1px solid rgba(127, 144, 166, 0.2);
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.035);
}

.partner-logo-card span {
    color: rgba(226, 232, 240, 0.64);
    font-family: var(--font-mono, ui-monospace, SFMono-Regular, Consolas, monospace);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.08em;
}

@keyframes partnerLogoMarquee {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

@media (max-width: 980px) {
    .home .hero-section {
        min-height: 0;
        padding: 104px 0 48px;
    }

    .home .hero-layout {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .home .hero-copy {
        max-width: none;
    }

    .hero-showcase-main,
    .hero-showcase-main img {
        min-height: 300px;
    }

    .partner-logo-shell {
        grid-template-columns: 1fr;
        gap: 18px;
    }
}

@media (max-width: 640px) {
    .home .hero-section {
        padding: 88px 0 38px;
    }

    .home .hero-layout,
    .partner-logo-shell {
        width: calc(100% - 32px);
    }

    .home .hero-copy h1 {
        font-size: clamp(2rem, 10.2vw, 2.85rem);
        line-height: 1.02;
        margin-bottom: 16px;
    }

    .home .hero-copy .hero-highlight {
        font-size: 0.92rem;
        line-height: 1.56;
        margin-bottom: 18px;
    }

    .home .hero-copy .hero-point {
        grid-template-columns: 96px minmax(0, 1fr);
        gap: 10px;
        padding: 8px 0;
    }

    .home .hero-copy .hero-point strong {
        font-size: 0.78rem;
    }

    .home .hero-copy .hero-point span {
        font-size: 0.78rem;
        line-height: 1.45;
    }

    .home .hero-content .cta-buttons .btn {
        width: 100%;
        min-height: 46px;
        justify-content: center;
    }

    .hero-showcase {
        padding: 10px;
    }

    .hero-showcase-main,
    .hero-showcase-main img {
        min-height: 230px;
    }

    .hero-showcase-grid {
        grid-template-columns: 1fr;
    }

    .hero-showcase-slot,
    .hero-showcase-data {
        min-height: 86px;
    }

    .partner-logo-card {
        width: 142px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .partner-logo-track {
        animation: none;
        transform: none;
    }
}

/* Full-site documentary media */
.pfx-media {
    position: relative;
    width: 100%;
    margin: 0;
    overflow: hidden;
    aspect-ratio: 16 / 9;
    background: #0b141f;
    border: 1px solid rgba(148, 163, 184, 0.18);
}

.pfx-media img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 240ms ease;
}

.solution-card:hover .pfx-media img,
.factory-eq-card:hover .pfx-media img,
.about-gallery-item:hover .pfx-media img {
    transform: scale(1.025);
}

.solution-image > .pfx-media,
.about-gallery-item > .pfx-media {
    height: 100%;
    aspect-ratio: auto;
    border: 0;
}

.about-story-image > .pfx-media {
    height: 100%;
    min-height: 320px;
    aspect-ratio: auto;
    border: 0;
}

.factory-eq-card > .pfx-media {
    height: 168px;
    aspect-ratio: auto;
    border-width: 0 0 1px;
}

.test-lab-card > .pfx-media {
    height: 164px;
    margin: 4px 0 6px;
    aspect-ratio: auto;
    border-radius: 4px;
}

.tlh-image > .pfx-media {
    height: 100%;
    min-height: 260px;
    aspect-ratio: auto;
    border-radius: 4px;
}

.cert-image-item > .pfx-media {
    height: 360px;
    aspect-ratio: auto;
    border-radius: 4px;
}

.mfg-cert-image > .pfx-media {
    min-height: 420px;
    aspect-ratio: auto;
    border-radius: 4px;
}

.team-context-photo {
    display: block;
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    border-radius: 4px;
    border: 1px solid rgba(148, 163, 184, 0.2);
}

/* The team hero is a finished composition with its own desktop title. */
.team-page .page-hero {
    height: clamp(400px, 36vw, 560px);
    min-height: 400px;
    max-height: 560px;
    background: #f1f1f2;
}

.team-page .page-hero-image img {
    object-position: center 43%;
}

.team-page .page-hero-overlay,
.team-page .page-hero-content {
    display: none;
}

.team-page .team-avatar {
    width: 100%;
}

.team-page .team-context-photo {
    aspect-ratio: 4 / 5;
    object-position: center top;
}

.team-page .team-card h3 {
    font-size: 1rem;
}

.team-page .team-card > p {
    font-size: 0.72rem;
}

.facility-gallery .pfx-media {
    position: relative;
}

.facility-gallery figcaption {
    position: absolute;
    right: 0;
    bottom: 0;
    left: 0;
    padding: 28px 16px 12px;
    background: linear-gradient(transparent, rgba(7, 14, 24, 0.9));
    color: #fff;
    font-size: 0.72rem;
    font-weight: 650;
}

@media (max-width: 768px) {
    .team-page .page-hero {
        height: 360px;
        min-height: 360px;
    }

    .team-page .page-hero-image img {
        object-position: 68% center;
    }

    .team-page .page-hero-overlay {
        display: block;
        background: linear-gradient(180deg, transparent 50%, rgba(7, 14, 24, 0.84));
    }

    .team-page .page-hero-content {
        align-self: flex-end;
        display: block;
        width: 100%;
        padding: 0 24px 28px;
        text-align: left;
    }

    .team-page .page-hero-content h1 {
        margin: 0;
        font-size: 1.8rem;
    }

    .team-page .page-hero-content .divider,
    .team-page .page-hero-content p {
        display: none;
    }

    .about-story-image > .pfx-media,
    .mfg-cert-image > .pfx-media {
        min-height: 240px;
    }

    .factory-eq-card > .pfx-media,
    .test-lab-card > .pfx-media {
        height: auto;
        aspect-ratio: 16 / 9;
    }

    .cert-image-item > .pfx-media {
        height: 280px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .pfx-media img {
        transition: none;
    }

    .solution-card:hover .pfx-media img,
    .factory-eq-card:hover .pfx-media img,
    .about-gallery-item:hover .pfx-media img {
        transform: none;
    }
}

/* Mobile nav open state fix */
@media (max-width: 768px) {
    .main-navigation.open .primary-menu {
        display: flex;
    }
}

/* Reveal visibility safety layer */
.reveal,
.fade-in,
.reveal-up,
.reveal-left,
.reveal-right,
.reveal-fade,
.js-loaded .reveal-up,
.js-loaded .reveal-left,
.js-loaded .reveal-right,
.js-loaded .reveal-fade {
    opacity: 1;
    transform: none;
}

.reveal.revealed,
.fade-in.revealed,
.reveal-up.revealed,
.reveal-left.revealed,
.reveal-right.revealed,
.reveal-fade.revealed {
    animation: pfRevealIn 480ms var(--ease-industrial, ease) both;
}

@keyframes pfRevealIn {
    from {
        opacity: 0.01;
        transform: translateY(14px);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .reveal.revealed,
    .fade-in.revealed,
    .reveal-up.revealed,
    .reveal-left.revealed,
    .reveal-right.revealed,
    .reveal-fade.revealed {
        animation: none;
    }
}

/* P0 component texture layer: PremFixer industrial controls */
.pf-button {
    position: relative;
    isolation: isolate;
    border-radius: 4px;
    letter-spacing: 0;
    transition: transform 160ms ease, border-color 160ms ease, background-color 160ms ease, box-shadow 160ms ease;
}

.pf-button--primary {
    border-color: #2563eb;
    background: linear-gradient(180deg, #2563eb 0%, #1d4ed8 100%);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.18), 0 12px 28px rgba(37, 99, 235, 0.22);
}

.pf-button--secondary {
    border-color: rgba(148, 163, 184, 0.45);
    background: rgba(15, 23, 42, 0.36);
}

.pf-button__arrow {
    display: inline-block;
    transform: translateX(0);
    transition: transform 160ms ease;
}

.pf-button:hover,
.pf-button:focus-visible {
    transform: translateY(-1px);
}

.pf-button:hover .pf-button__arrow,
.pf-button:focus-visible .pf-button__arrow {
    transform: translateX(3px);
}

.pf-button:focus-visible {
    outline: 2px solid rgba(96, 165, 250, 0.95);
    outline-offset: 3px;
}

.home .hero-content .cta-buttons .pf-button {
    min-width: 208px;
    padding-inline: 26px;
}

.hero-showcase {
    transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.hero-showcase:hover {
    transform: translateY(-2px);
    border-color: rgba(96, 165, 250, 0.46);
    box-shadow: 0 30px 90px rgba(0, 0, 0, 0.42);
}

.hero-showcase-main img {
    transition: transform 320ms ease, filter 180ms ease;
}

.hero-showcase:hover .hero-showcase-main img {
    transform: scale(1.025);
    filter: saturate(0.98) contrast(1.1);
}

.hero-showcase-slot,
.hero-showcase-data,
.hero-showcase-badge {
    backdrop-filter: blur(10px);
}

.pf-rfq-panel--contact {
    position: relative;
    overflow: hidden;
    border-color: rgba(96, 165, 250, 0.22);
    border-radius: 8px;
    background:
        linear-gradient(180deg, rgba(21, 29, 42, 0.98), rgba(12, 18, 27, 0.98)),
        var(--card-bg);
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.3);
}

.pf-rfq-panel--contact::before {
    content: "";
    position: absolute;
    inset: 0 0 auto;
    height: 3px;
    background: linear-gradient(90deg, #2563eb, rgba(37, 99, 235, 0));
    pointer-events: none;
}

.pf-rfq-panel--contact .form-header h2 {
    color: #ffffff;
}

.pf-rfq-panel--contact .form-header p,
.pf-rfq-panel--contact .form-group label {
    color: rgba(226, 232, 240, 0.78);
}

.pf-rfq-form .form-group {
    min-width: 0;
}

.pf-rfq-form .form-group input,
.pf-rfq-form .form-group select,
.pf-rfq-form .form-group textarea {
    border-color: rgba(148, 163, 184, 0.24);
    border-radius: 4px;
    background: rgba(6, 10, 16, 0.46);
    color: #f8fafc;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.pf-rfq-form .form-group input:hover,
.pf-rfq-form .form-group select:hover,
.pf-rfq-form .form-group textarea:hover {
    border-color: rgba(96, 165, 250, 0.42);
}

.pf-rfq-form .form-group input:focus,
.pf-rfq-form .form-group select:focus,
.pf-rfq-form .form-group textarea:focus {
    border-color: #2563eb;
    background: rgba(9, 14, 22, 0.92);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.16);
}

.pf-rfq-form .file-upload-area {
    border-width: 1px;
    border-color: rgba(96, 165, 250, 0.32);
    border-radius: 6px;
    background:
        linear-gradient(135deg, rgba(37, 99, 235, 0.12), transparent 54%),
        rgba(6, 10, 16, 0.42);
}

.pf-rfq-form .file-upload-area:hover {
    border-color: rgba(96, 165, 250, 0.72);
    background:
        linear-gradient(135deg, rgba(37, 99, 235, 0.18), transparent 58%),
        rgba(6, 10, 16, 0.58);
}

.pf-rfq-form button[type="submit"].pf-button {
    min-height: 52px;
}

.pf-rfq-form.is-loading button[type="submit"],
.pf-rfq-form button[type="submit"][aria-busy="true"] {
    cursor: wait;
    opacity: 0.78;
}

@media (max-width: 760px) {
    .home .hero-content .cta-buttons .pf-button {
        min-width: 0;
    }

    .contact-split-right {
        position: static;
    }
}

@media (prefers-reduced-motion: reduce) {
    .pf-button,
    .pf-button__arrow,
    .hero-showcase,
    .hero-showcase-main img {
        transition: none;
        transform: none;
    }
}

/* Trade shows: complete-image presentation and dual carousel layout */
.trade-shows-page .page-hero-image img {
    object-position: center 27%;
}

.trade-shows-page .page-hero {
    align-items: flex-end;
    justify-content: flex-start;
    text-align: left;
}

.trade-shows-page .page-hero-overlay {
    background: rgba(7, 14, 24, 0.42);
}

.trade-shows-page .page-hero-content {
    width: 100%;
    max-width: 1280px;
    box-sizing: border-box;
    margin: 0 auto;
    padding: 0 clamp(22px, 4vw, 56px) 34px;
}

.trade-shows-page .page-hero-content h1 {
    margin: 0;
}

.trade-shows-page .page-hero-content .divider {
    margin: 14px 0;
}

.trade-shows-page .page-hero-content p {
    max-width: 620px;
    margin: 0;
    color: rgba(255, 255, 255, 0.88);
}

.trade-shows-page .trade-carousel:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 4px;
}

.trade-shows-page .trade-hero .trade-carousel {
    max-width: 1100px;
}

.trade-shows-page .trade-hero .trade-carousel-track {
    height: clamp(560px, 54vw, 680px);
    min-height: 0;
    aspect-ratio: auto;
}

.trade-shows-page .trade-carousel-img-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 14px;
    background: #0a131f;
}

.trade-shows-page .trade-carousel-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
}

.trade-shows-page .trade-hero .trade-carousel-caption {
    min-height: 116px;
    padding: 16px 28px 38px;
}

.trade-shows-page .trade-hero .trade-carousel-dots {
    bottom: 14px;
}

.trade-shows-page .trade-hero .trade-carousel-arrow {
    top: 42%;
}

.trade-shows-page .trade-exhibit-grid {
    max-width: 1120px;
    gap: 20px;
    align-items: stretch;
}

.trade-shows-page .trade-exhibit-card {
    display: flex;
    min-width: 0;
    flex-direction: column;
}

.trade-shows-page .trade-exhibit-img {
    height: auto;
    aspect-ratio: 16 / 10;
    padding: 16px;
    background: #0a131f;
}

.trade-shows-page .trade-exhibit-img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    transform: none;
}

.trade-shows-page .trade-exhibit-card:hover .trade-exhibit-img img {
    transform: none;
}

.trade-shows-page .trade-exhibit-body {
    flex: 1;
}

.trade-shows-page .trade-exhibit-body > .btn {
    align-self: flex-start;
    margin-top: auto;
}

.trade-shows-page .trade-recap-card.trade-recap-photo {
    min-height: 0;
    aspect-ratio: 4 / 3;
    background: #0a131f;
}

.trade-shows-page .trade-recap-photo img {
    width: 100%;
    height: 100%;
    padding: 12px;
    object-fit: contain;
    object-position: center;
}

.trade-shows-page .about-story-card {
    max-width: 1180px;
    grid-template-columns: minmax(0, 48%) minmax(0, 52%);
    min-height: 620px;
}

.trade-shows-page .trade-highlights-media {
    min-width: 0;
    min-height: 620px;
    background: #0a131f;
}

.trade-shows-page .trade-highlights-carousel {
    width: 100%;
    height: 100%;
    max-width: none;
    margin: 0;
    border: 0;
    border-radius: 0;
}

.trade-shows-page .trade-highlights-carousel .trade-carousel-track {
    width: 100%;
    height: 100%;
    min-height: 620px;
    aspect-ratio: auto;
}

.trade-shows-page .trade-highlights-carousel .trade-carousel-img-wrap {
    padding: 20px;
}

.trade-shows-page .trade-highlights-carousel .trade-carousel-dots {
    bottom: 18px;
}

@media (max-width: 900px) {
    .trade-shows-page .about-story-card {
        grid-template-columns: 1fr;
        min-height: 0;
    }

    .trade-shows-page .trade-highlights-media,
    .trade-shows-page .trade-highlights-carousel .trade-carousel-track {
        min-height: 560px;
    }
}

@media (max-width: 768px) {
    .trade-shows-page .trade-hero .trade-carousel-track {
        height: 560px;
        min-height: 0;
        aspect-ratio: auto;
    }

    .trade-shows-page .trade-hero .trade-carousel-caption {
        min-height: 126px;
        padding: 14px 16px 38px;
    }

    .trade-shows-page .trade-hero .trade-carousel-arrow {
        top: 38%;
    }

    .trade-shows-page .trade-exhibit-img {
        height: auto;
        aspect-ratio: 4 / 3;
        padding: 12px;
    }
}

@media (max-width: 480px) {
    .trade-shows-page .page-hero-image img {
        object-position: 53% center;
    }

    .trade-shows-page .page-hero-content {
        padding-bottom: 22px;
    }

    .trade-shows-page .trade-hero .trade-carousel-track {
        height: 430px;
    }

    .trade-shows-page .trade-hero .trade-carousel-arrow {
        top: 35%;
    }

    .trade-shows-page .trade-carousel-img-wrap,
    .trade-shows-page .trade-highlights-carousel .trade-carousel-img-wrap {
        padding: 8px;
    }

    .trade-shows-page .trade-highlights-media,
    .trade-shows-page .trade-highlights-carousel .trade-carousel-track {
        min-height: 500px;
    }
}