/* ============================================
   CERTICON — GLOBAL STYLES
   Brand: Certicon Brand Identity v1 · August 2026
   Steel #1E2833 · Amber #D69A3C · Ink · Paper
   Barlow Condensed (headlines, nav, labels) + Barlow (body)
   ============================================ */

/* ============================================
   BRAND TYPEFACES — self-hosted from the brand package
   ============================================ */

/* barlow 400 vietnamese */
@font-face {
    font-family: 'Barlow';
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url('../assets/fonts/barlow-400-vietnamese.woff2') format('woff2');
    unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
/* barlow 400 latin-ext */
@font-face {
    font-family: 'Barlow';
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url('../assets/fonts/barlow-400-latin-ext.woff2') format('woff2');
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* barlow 400 latin */
@font-face {
    font-family: 'Barlow';
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url('../assets/fonts/barlow-400-latin.woff2') format('woff2');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* barlow 500 vietnamese */
@font-face {
    font-family: 'Barlow';
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url('../assets/fonts/barlow-500-vietnamese.woff2') format('woff2');
    unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
/* barlow 500 latin-ext */
@font-face {
    font-family: 'Barlow';
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url('../assets/fonts/barlow-500-latin-ext.woff2') format('woff2');
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* barlow 500 latin */
@font-face {
    font-family: 'Barlow';
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url('../assets/fonts/barlow-500-latin.woff2') format('woff2');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* barlow 600 vietnamese */
@font-face {
    font-family: 'Barlow';
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: url('../assets/fonts/barlow-600-vietnamese.woff2') format('woff2');
    unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
/* barlow 600 latin-ext */
@font-face {
    font-family: 'Barlow';
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: url('../assets/fonts/barlow-600-latin-ext.woff2') format('woff2');
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* barlow 600 latin */
@font-face {
    font-family: 'Barlow';
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: url('../assets/fonts/barlow-600-latin.woff2') format('woff2');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* barlow-condensed 500 vietnamese */
@font-face {
    font-family: 'Barlow Condensed';
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url('../assets/fonts/barlow-condensed-500-vietnamese.woff2') format('woff2');
    unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
/* barlow-condensed 500 latin-ext */
@font-face {
    font-family: 'Barlow Condensed';
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url('../assets/fonts/barlow-condensed-500-latin-ext.woff2') format('woff2');
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* barlow-condensed 500 latin */
@font-face {
    font-family: 'Barlow Condensed';
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url('../assets/fonts/barlow-condensed-500-latin.woff2') format('woff2');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* barlow-condensed 600 vietnamese */
@font-face {
    font-family: 'Barlow Condensed';
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: url('../assets/fonts/barlow-condensed-600-vietnamese.woff2') format('woff2');
    unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
/* barlow-condensed 600 latin-ext */
@font-face {
    font-family: 'Barlow Condensed';
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: url('../assets/fonts/barlow-condensed-600-latin-ext.woff2') format('woff2');
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* barlow-condensed 600 latin */
@font-face {
    font-family: 'Barlow Condensed';
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: url('../assets/fonts/barlow-condensed-600-latin.woff2') format('woff2');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* barlow-condensed 700 vietnamese */
@font-face {
    font-family: 'Barlow Condensed';
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: url('../assets/fonts/barlow-condensed-700-vietnamese.woff2') format('woff2');
    unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
/* barlow-condensed 700 latin-ext */
@font-face {
    font-family: 'Barlow Condensed';
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: url('../assets/fonts/barlow-condensed-700-latin-ext.woff2') format('woff2');
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* barlow-condensed 700 latin */
@font-face {
    font-family: 'Barlow Condensed';
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: url('../assets/fonts/barlow-condensed-700-latin.woff2') format('woff2');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* ============================================
   BRAND TOKENS
   ============================================ */

:root {
    /* The four brand colours */
    --steel: #1e2833;          /* Certicon Steel — primary */
    --steel-raised: #2b3846;   /* raised panel on a steel surface */
    --steel-line: #3c4a5a;     /* hairline on a steel surface */
    --amber: #d69a3c;          /* Amber — reserved for the single primary action */
    --amber-strong: #c1852a;   /* amber, hover / pressed */
    --amber-ink: #8f5f16;      /* amber as text on a light surface (AA) */
    --ink: #12181f;            /* headings and darkest surfaces */
    --paper: #f7f8fa;          /* page background */

    /* Neutrals, drawn from the steel hue */
    --surface: #ffffff;
    --text: #1e2833;
    --text-light: #55606c;
    --text-muted: #69737f;
    --border: #d7dbe0;
    --border-light: #e8eaee;

    /* Aliases so existing component rules inherit the brand colours */
    --primary: var(--steel);
    --primary-light: var(--steel-raised);
    --accent: var(--amber);
    --accent-dark: var(--amber-ink);
    --accent-glow: rgba(214, 154, 60, 0.22);
    --bg: var(--surface);
    --bg-alt: var(--paper);
    --bg-dark: var(--steel-raised);

    /* Square corners are part of the identity */
    --radius: 0px;
    --radius-sm: 0px;
    --shadow: 0 1px 2px rgba(18, 24, 31, 0.06), 0 4px 12px rgba(18, 24, 31, 0.05);
    --shadow-lg: 0 18px 40px rgba(18, 24, 31, 0.12);
    --shadow-glow: 0 10px 26px rgba(214, 154, 60, 0.28);
    --transition: all 0.2s ease;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: 'Barlow', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text);
    line-height: 1.6;
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; }

a { color: inherit; text-decoration: none; }

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4, h5, h6 { font-family: 'Barlow Condensed', 'Arial Narrow', sans-serif; font-weight: 700; line-height: 1.05; letter-spacing: -0.01em; }

.section-label {
    color: var(--accent-dark);
    font-weight: 700;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 0.75rem;
    display: inline-block;
}

.section-label.light { color: var(--accent); }

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text);
}

.section-title.light { color: #fff; }

.section-desc {
    color: var(--text-light);
    font-size: 1.05rem;
    line-height: 1.7;
    max-width: 600px;
}

.section-desc.light { color: rgba(255,255,255,0.6); }

/* ============================================
   LAYOUT
   ============================================ */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section { padding: 5rem 0; }

.section-alt { background: var(--bg-alt); }

.section-dark {
    background: var(--primary);
    position: relative;
    overflow: hidden;
}

.section-dark::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23d69a3c' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/svg%3E");
}

.section-header { max-width: 640px; margin-bottom: 3rem; }

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    white-space: nowrap;
}

/* Amber is reserved for the one primary action per screen — the header
   call to action. In-page primary buttons carry steel. */
.btn-primary {
    background: var(--steel);
    color: var(--paper);
}

.btn-primary:hover {
    background: var(--steel-raised);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-accent {
    background: var(--accent);
    color: var(--ink);
}

.btn-accent:hover {
    background: var(--amber-strong);
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.btn-secondary {
    background: transparent;
    color: #fff;
    border: 1px solid var(--steel-line);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.06);
    border-color: rgba(255,255,255,0.45);
}

.btn-outline {
    background: transparent;
    color: var(--steel);
    border: 1px solid #aaaeb4;
}

.btn-outline:hover {
    border-color: var(--steel);
    background: rgba(30, 40, 51, 0.04);
    color: var(--steel);
}

/* ============================================
   NAVIGATION
   ============================================ */

.navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    background: rgba(30, 40, 51, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255,255,255,0.05);
    transition: var(--transition);
}

.navbar-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 68px;
}

/* ============================================
   WORDMARK
   CERTICON set in Barlow Condensed 700, where the I is a conduit stem
   crossed by an amber band. Every dimension is in em so the lockup holds
   its proportions at any size, and the stem takes currentColor so the
   same markup gives the light and dark lockups from the brand package.
   ============================================ */

.logo,
.wordmark {
    display: inline-flex;
    align-items: baseline;
    font-family: 'Barlow Condensed', 'Arial Narrow', sans-serif;
    font-weight: 700;
    font-size: 1.5rem;
    line-height: 1;
    letter-spacing: 0.01em;
    text-transform: uppercase;
    color: #fff;
}

.logo-i {
    position: relative;
    display: inline-block;
    flex: none;
    width: 0.32em;
    height: 0.72em;
    margin: 0 0.01em;
}

.logo-i::before,
.logo-i::after {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

.logo-i::before {
    top: 0;
    bottom: 0;
    width: 0.17em;
    background: currentColor;
}

.logo-i::after {
    top: 38%;
    width: 0.53em;
    height: 0.205em;
    background: var(--amber);
}

/* Monochrome lockup — the crossbar drops to the surrounding colour. */
.wordmark-mono .logo-i::after { background: currentColor; }

.nav-links {
    display: flex;
    gap: clamp(1rem, 1.7vw, 1.7rem);
    list-style: none;
    align-items: center;
}

.nav-links a {
    color: rgba(255,255,255,0.65);
    font-size: 0.94rem;
    font-weight: 500;
    transition: color 0.2s;
    position: relative;
}

.nav-links a:hover,
.nav-links a.active { color: #fff; }

.nav-links a.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0; right: 0;
    height: 2px;
    background: var(--accent);
    border-radius: 0;
}

.nav-cta {
    background: var(--accent);
    color: var(--primary);
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.86rem;
    transition: var(--transition);
}

.nav-cta:hover { background: var(--accent-dark); }

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: #fff;
    font-size: 1.5rem;
    cursor: pointer;
}

/* ============================================
   HERO
   ============================================ */

.hero {
    background: var(--primary);
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 68px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -10%;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(214, 154, 60,0.06) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(214, 154, 60,0.1);
    border: 1px solid rgba(214, 154, 60,0.2);
    color: var(--accent);
    padding: 0.35rem 1rem;
    border-radius: 0;
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.hero h1 {
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    font-weight: 700;
    color: #fff;
    line-height: 1.1;
    margin-bottom: 1.25rem;
}

.hero h1 em {
    font-style: normal;
    color: var(--accent);
}

.hero-sub {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.55);
    line-height: 1.7;
    margin-bottom: 2rem;
    max-width: 500px;
}

.hero-buttons { display: flex; gap: 1rem; flex-wrap: wrap; }

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
}

.product-card {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 0;
    padding: 1.75rem;
    width: 100%;
    max-width: 420px;
    backdrop-filter: blur(20px);
}

.product-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.25rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.product-card-title { color: #fff; font-weight: 600; font-size: 0.85rem; }

.product-card-status {
    background: rgba(214, 154, 60,0.15);
    color: var(--accent);
    padding: 0.2rem 0.6rem;
    border-radius: 0;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
}

.product-card-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.6rem 0;
    border-bottom: 1px solid rgba(255,255,255,0.03);
}

.product-card-row:last-child { border-bottom: none; }

.pcr-sku { color: rgba(255,255,255,0.35); font-size: 0.7rem; font-family: monospace; }
.pcr-name { color: rgba(255,255,255,0.75); font-size: 0.8rem; font-weight: 500; }
.pcr-size { color: var(--accent); font-size: 0.75rem; font-weight: 600; }

/* ============================================
   TRUST BAR
   ============================================ */

.trust-bar {
    background: var(--bg-alt);
    border-bottom: 1px solid var(--border);
    padding: 1.5rem 0;
}

.trust-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.trust-label {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.trust-items { display: flex; gap: 2rem; align-items: center; flex-wrap: wrap; }

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text);
}

.trust-dot {
    width: 8px;
    height: 8px;
    background: var(--accent);
}

/* ============================================
   CARDS & GRIDS
   ============================================ */

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.grid-6 { display: grid; grid-template-columns: repeat(6, 1fr); gap: 1rem; }

.card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.75rem;
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent);
}

.card-icon {
    width: 44px;
    height: 44px;
    background: var(--bg-alt);
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.card h3 { font-size: 1.05rem; margin-bottom: 0.5rem; }

.card p {
    font-size: 0.85rem;
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.card-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.card-link {
    color: var(--accent-dark);
    font-weight: 600;
    font-size: 0.85rem;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    margin-top: 0.5rem;
}

.card-link:hover { gap: 0.5rem; }

/* ============================================
   AI SECTION
   ============================================ */

.ai-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.ai-features { display: grid; gap: 1.25rem; margin-top: 2rem; }

.ai-feature {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.ai-feature-icon {
    width: 38px;
    height: 38px;
    min-width: 38px;
    background: rgba(214, 154, 60,0.1);
    border: 1px solid rgba(214, 154, 60,0.2);
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 0.9rem;
}

.ai-feature h4 { color: #fff; font-size: 0.9rem; margin-bottom: 0.2rem; }

.ai-feature p { color: rgba(255,255,255,0.5); font-size: 0.82rem; line-height: 1.5; }

.chat-demo {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 0;
    padding: 1.5rem;
}

.chat-bubble {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 0;
    padding: 0.875rem;
    margin-bottom: 0.75rem;
    animation: slideIn 0.5s ease-out forwards;
    opacity: 0;
}

.chat-bubble:nth-child(2) { animation-delay: 0.3s; }
.chat-bubble:nth-child(3) { animation-delay: 0.6s; }

@keyframes slideIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.chat-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.4rem;
}

.chat-avatar {
    display: grid;
    place-items: center;
    width: 20px;
    height: 20px;
    background: var(--accent);
    color: var(--ink);
    font-size: 0.7rem;
    font-weight: 600;
}

.chat-name { color: #fff; font-size: 0.75rem; font-weight: 600; }

.chat-text { color: rgba(255,255,255,0.55); font-size: 0.78rem; line-height: 1.5; }

.chat-tag {
    display: inline-block;
    background: rgba(214, 154, 60,0.12);
    color: var(--accent);
    padding: 0.1rem 0.4rem;
    border-radius: 0;
    font-size: 0.65rem;
    font-weight: 600;
    margin-top: 0.4rem;
    font-family: monospace;
}

/* =========================================
   CERTIFICATIONS
   ========================================= */

.cert-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.75rem;
    text-align: center;
    transition: var(--transition);
}

.cert-card:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow);
}

.cert-logo {
    width: 56px;
    height: 56px;
    background: var(--bg-alt);
    border-radius: 0;
    margin: 0 auto 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary);
}

.cert-card h4 { font-size: 0.95rem; margin-bottom: 0.4rem; }

.cert-card p { font-size: 0.78rem; color: var(--text-light); line-height: 1.5; }

/* =========================================
   CTA SECTIONS
   ========================================= */

.cta-box {
    background: var(--steel);
    border-radius: 0;
    padding: 3.5rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-box::before {
    content: '';
    position: absolute;
    top: -50%;
    left: 50%;
    transform: translateX(-50%);
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(214, 154, 60,0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.cta-box h2 {
    color: #fff;
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    margin-bottom: 1rem;
    position: relative;
}

.cta-box p {
    color: rgba(255,255,255,0.55);
    max-width: 520px;
    margin: 0 auto 1.75rem;
    position: relative;
    font-size: 1rem;
}

/* =========================================
   PRODUCT TABLE
   ========================================= */

.data-table-wrapper {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.data-table thead {
    background: var(--bg-alt);
    border-bottom: 1px solid var(--border);
}

.data-table th {
    padding: 0.875rem 1rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-light);
    white-space: nowrap;
}

.data-table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border-light);
    color: var(--text);
}

.data-table tr:hover td { background: var(--bg-alt); }

.data-table .sku { font-family: monospace; font-size: 0.78rem; color: var(--text-muted); }

.data-table .badge {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: 0;
    font-size: 0.7rem;
    font-weight: 600;
}

.badge-green { background: rgba(214, 154, 60,0.1); color: var(--accent-dark); }
.badge-blue { background: rgba(30, 40, 51,0.1); color: #1e2833; }
.badge-orange { background: rgba(214, 154, 60,0.1); color: #8f5f16; }

/* =========================================
   TABS
   ========================================= */

.tabs {
    display: flex;
    gap: 0.25rem;
    background: var(--bg-alt);
    padding: 0.25rem;
    border-radius: 0;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 0.6rem 1.25rem;
    border-radius: 0;
    border: none;
    background: transparent;
    color: var(--text-light);
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.tab-btn:hover { color: var(--text); }

.tab-btn.active {
    background: #fff;
    color: var(--text);
    box-shadow: var(--shadow);
}

.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* =========================================
   FORMS
   ========================================= */

.form-group { margin-bottom: 1.25rem; }

.form-label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 0.4rem;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-family: inherit;
    transition: var(--transition);
    background: #fff;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-textarea { min-height: 120px; resize: vertical; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

.checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.checkbox-item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.85rem;
    color: var(--text-light);
}

.checkbox-item input { accent-color: var(--accent); }

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

.footer {
    background: var(--primary);
    color: rgba(255,255,255,0.45);
    padding: 3rem 0 1.5rem;
    font-size: 0.82rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 2.5rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.footer-brand {
    color: #fff;
    font-size: 1.35rem;
    margin-bottom: 0.9rem;
}

.footer-desc { line-height: 1.7; max-width: 280px; font-size: 0.8rem; }

.footer-col h4 {
    color: #fff;
    font-size: 0.75rem;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-col ul { list-style: none; }

.footer-col li { margin-bottom: 0.5rem; }

.footer-col a {
    color: rgba(255,255,255,0.45);
    transition: color 0.2s;
}

.footer-col a:hover { color: var(--accent); }

.footer-bottom {
    padding-top: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.footer-legal {
    font-size: 0.7rem;
    color: rgba(255,255,255,0.25);
    max-width: 600px;
    line-height: 1.5;
}

/* =========================================
   LEGAL DISCLAIMER
   ========================================= */

.legal-disclaimer {
    background: var(--bg-alt);
    border-top: 1px solid var(--border);
    padding: 1rem 0;
    font-size: 0.7rem;
    color: var(--text-muted);
    text-align: center;
    line-height: 1.5;
}

/* =========================================
   PAGE HEADER
   ========================================= */

.page-header {
    background: var(--primary);
    padding: 8rem 0 3rem;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(214, 154, 60,0.05) 0%, transparent 70%);
    border-radius: 50%;
}

.page-header h1 {
    color: #fff;
    font-size: clamp(2rem, 5vw, 3rem);
    position: relative;
}

.page-header p {
    color: rgba(255,255,255,0.55);
    font-size: 1.1rem;
    max-width: 560px;
    margin-top: 0.75rem;
    position: relative;
}

/* =========================================
   RESPONSIVE
   ========================================= */

@media (max-width: 900px) {
    .grid-2,
    .grid-3,
    .grid-4,
    .grid-6 { grid-template-columns: 1fr; }

    .hero-container,
    .ai-grid { grid-template-columns: 1fr; }

    .hero { text-align: center; min-height: auto; padding: 6rem 0 3rem; }
    .hero-sub { margin: 0 auto 1.5rem; }
    .hero-buttons { justify-content: center; }
    .hero-visual { display: none; }

    .footer-grid { grid-template-columns: 1fr 1fr; }
    .form-row { grid-template-columns: 1fr; }

    .nav-links { display: none; }
    .mobile-menu-btn { display: block; }
}

@media (max-width: 600px) {
    .footer-grid { grid-template-columns: 1fr; }
    .trust-container { flex-direction: column; align-items: flex-start; }
    .section { padding: 3rem 0; }
    .cta-box { padding: 2rem 1.25rem; }
}

/* =========================================
   BRAND APPLICATION — IDENTITY v1
   Steel header anchors navigation; amber marks the single
   primary action per screen.
   ========================================= */

.navbar {
    background: rgba(30, 40, 51, 0.97);
    border-bottom: 1px solid var(--steel-line);
    box-shadow: none;
}

.nav-links a { color: #c9ced4; }
.nav-links a:hover,
.nav-links a.active { color: #fff; }
.nav-links a.active::after { background: var(--accent); }
.nav-cta { background: var(--accent); color: var(--ink); }
.nav-cta:hover { background: var(--amber-strong); color: var(--ink); }
.mobile-menu-btn { color: #fff; }

/* LEED Ready marker. Sits first in the list so it is not competing with
   the amber call to action at the other end of the bar. */
.nav-links a.nav-leed {
    display: inline-flex;
    align-items: baseline;
    gap: 0.38rem;
    padding: 0.28rem 0.72rem;
    border: 1px solid var(--steel-line);
    border-radius: 0;
    background: rgba(214, 154, 60, 0.1);
    color: var(--amber);
    font-size: 0.84rem;
    font-weight: 600;
    white-space: nowrap;
    transition: var(--transition);
}
.nav-links a.nav-leed b { font: 700 1rem/1 'Barlow Condensed', 'Arial Narrow', sans-serif; letter-spacing: 0.05em; }
.nav-links a.nav-leed:hover { border-color: var(--amber); background: rgba(214, 154, 60, 0.18); color: #e2b36b; }
.nav-links a.nav-leed.active::after { display: none; }

@media (max-width: 1200px) and (min-width: 1121px) {
    .nav-links { gap: 0.9rem; }
    .nav-links a { font-size: 0.87rem; }
    .nav-links a.nav-leed { padding: 0.26rem 0.62rem; font-size: 0.8rem; }
    .nav-links a.nav-leed b { font-size: 0.94rem; }
    .nav-links a.nav-leed .leed-word { display: none; }
}

@media (max-width: 1120px) and (min-width: 901px) {
    .nav-links { gap: 0.8rem; }
    .nav-links a { font-size: 0.84rem; }
    .nav-links a.nav-leed { padding: 0.24rem 0.55rem; font-size: 0.76rem; }
    .nav-links a.nav-leed b { font-size: 0.9rem; }
    .nav-links a.nav-leed .leed-word { display: none; }
    .nav-cta { display: none; }
}

.hero {
    background: var(--paper);
    border-bottom: 1px solid var(--border);
}

.hero::before {
    background: none;
}

.hero h1 { color: var(--ink); }
.hero h1 em { color: var(--primary); font-style: italic; }
.hero-sub { color: var(--text-light); }
.hero-badge {
    gap: 0.6rem;
    padding: 0;
    background: none;
    border: 0;
    color: var(--steel);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}
.hero-badge::before { content: ''; width: 8px; height: 8px; flex: none; background: var(--amber); }
.leed-hero-badge span { padding-right: .55rem; border-right: 1px solid var(--border); font-family: 'Barlow Condensed', sans-serif; font-size: .95rem; letter-spacing: .08em; }

.leed-ready-band { position: relative; overflow: hidden; padding: 3.4rem 0 1.1rem; background: #eceef1; border-top: 1px solid rgba(30, 40, 51,.12); border-bottom: 1px solid rgba(30, 40, 51,.12); }
.leed-ready-band::before { content: ''; position: absolute; width: 430px; height: 430px; right: -180px; top: -260px; border: 1px solid rgba(30, 40, 51,.16); border-radius: 50%; box-shadow: 0 0 0 45px rgba(30, 40, 51,.035), 0 0 0 90px rgba(30, 40, 51,.025); }
.leed-ready-grid { display: grid; grid-template-columns: 160px minmax(280px, .9fr) minmax(360px, 1.1fr); gap: clamp(1.5rem, 4vw, 4rem); align-items: center; position: relative; z-index: 1; }
.leed-ready-mark { width: 150px; height: 150px; display: grid; place-content: center; border: 1px solid var(--border); color: #1e2833; text-align: center; background: var(--surface); box-shadow: none; }
.leed-ready-mark i { display: block; margin-bottom: .3rem; color: #69737f; font: 600 .6rem/1 'Barlow', sans-serif; font-style: normal; letter-spacing: .2em; text-transform: uppercase; }
.leed-ready-mark span { font: 700 2.1rem/.85 'Barlow Condensed', sans-serif; letter-spacing: -.02em; }
.leed-ready-mark strong { margin-top: .45rem; color: var(--amber-ink); font-size: .64rem; letter-spacing: .22em; }
.leed-ready-copy h2 { max-width: 580px; margin: .65rem 0 .8rem; color: #1e2833; font: 700 clamp(2.25rem, 4vw, 3.8rem)/.94 'Barlow Condensed', sans-serif; text-transform: uppercase; }
.leed-ready-copy p { max-width: 620px; color: #55606c; line-height: 1.65; }
.leed-ready-points { display: grid; border-top: 1px solid rgba(30, 40, 51,.18); }
.leed-ready-points div { display: grid; grid-template-columns: minmax(110px, .55fr) 1fr; gap: 1rem; padding: .95rem 0; border-bottom: 1px solid rgba(30, 40, 51,.18); }
.leed-ready-points strong { color: #1e2833; font-size: .78rem; text-transform: uppercase; letter-spacing: .07em; }
.leed-ready-points span { color: #69737f; font-size: .82rem; line-height: 1.45; }
.leed-ready-note { position: relative; z-index: 1; margin-top: 2rem; padding-top: 1rem; border-top: 1px solid rgba(30, 40, 51,.13); color: #69737f; font-size: .68rem; line-height: 1.5; }
#leed-ready { scroll-margin-top: 84px; }
#delivery, #lead-times { scroll-margin-top: 84px; }
.product-card { background: #fff; border-color: rgba(30, 40, 51, 0.14); box-shadow: 0 28px 70px rgba(30, 40, 51, 0.2); }
.product-card-header { background: var(--primary); }
.product-card-row { border-color: var(--border-light); }
.pcr-sku { color: var(--text-muted); }
.pcr-name { color: var(--text); }
.pcr-size { color: var(--accent-dark); }

.page-header {
    background: var(--steel);
    border-bottom: 5px solid var(--accent);
}
.page-header::before { background: none; }
.page-header p { color: rgba(255,255,255,0.82); }
.section-dark { background: var(--steel); }
.section-dark::before { opacity: 0.45; }
.footer { background: #1e2833; }
.footer-col a:hover { color: #e2b36b; }
.legal-disclaimer { background: #f0f2f5; }
.badge-green { background: rgba(214, 154, 60,0.15); color: #8f5f16; }
.badge-blue { background: rgba(30, 40, 51,0.1); color: var(--primary); }

/* Delivery and lead times. Distributors buy on the date as much as the product,
   so this band gets the same hard steel treatment as the catalogue hero. */
.delivery-band {
    position: relative;
    padding: clamp(4rem, 8vw, 6.5rem) 0;
    color: #f3f5f8;
    background:
        linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px),
        #1e2833;
    background-size: 38px 38px;
    overflow: hidden;
}
.delivery-head { display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, 430px); gap: clamp(1.5rem, 5vw, 4rem); align-items: end; }
.delivery-band .eyebrow-line { color: #d69a3c; }
.delivery-band .section-title { margin-top: .8rem; color: #f3f5f8; }
.delivery-band .section-desc { color: rgba(247, 248, 250,.7); }
.delivery-lanes { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 3rem; border-top: 1px solid rgba(255,255,255,.16); }
.delivery-lanes article { padding: 1.8rem 1.6rem 1.8rem 0; }
.delivery-lanes article + article { padding-left: 1.6rem; border-left: 1px solid rgba(255,255,255,.16); }
.delivery-lanes span { color: #d69a3c; font: 700 .68rem/1 'Barlow', sans-serif; letter-spacing: .16em; text-transform: uppercase; }
.delivery-lanes h3 { margin: .6rem 0 .65rem; color: #f3f5f8; font: 700 1.95rem/1 'Barlow Condensed', sans-serif; text-transform: uppercase; }
.delivery-lanes p { color: rgba(247, 248, 250,.66); font-size: .89rem; line-height: 1.66; }
.delivery-lanes strong { display: block; margin-top: 1.1rem; padding-top: .8rem; border-top: 1px solid rgba(214, 154, 60,.42); color: #e2b36b; font-size: .71rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.delivery-promises { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; margin: 2.4rem 0 0; padding: 0; list-style: none; }
.delivery-promises li { padding: 1.2rem 1.3rem; border: 1px solid rgba(255,255,255,.13); background: rgba(255,255,255,.05); }
.delivery-promises strong { display: block; color: #fff; font-size: .79rem; letter-spacing: .07em; text-transform: uppercase; }
.delivery-promises span { display: block; margin-top: .42rem; color: rgba(247, 248, 250,.62); font-size: .84rem; line-height: 1.6; }
.delivery-cta { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; margin-top: 2.6rem; padding-top: 1.7rem; border-top: 1px solid rgba(255,255,255,.16); }
.delivery-cta p { margin-right: auto; color: #f3f5f8; font: 700 clamp(1.4rem, 2.4vw, 1.9rem)/1.05 'Barlow Condensed', sans-serif; text-transform: uppercase; }
.delivery-band .btn-outline { border-color: rgba(255,255,255,.42); color: #f3f5f8; }
.delivery-band .btn-outline:hover { border-color: #d69a3c; background: rgba(214, 154, 60,.16); color: #fff; }
.delivery-note { margin-top: 1.5rem; color: rgba(247, 248, 250,.45); font-size: .7rem; line-height: 1.6; }

/* Compact lead-time strip used on the catalogue and distributor pages. */
.lead-time-strip { display: grid; grid-template-columns: minmax(0, 1.1fr) repeat(3, minmax(0, 1fr)); gap: 1.4rem; align-items: start; padding: 1.8rem; border: 1px solid #d7dbe0; border-left: 4px solid #d69a3c; background: #fff; }
.lead-time-strip h3 { color: #1e2833; font: 700 1.85rem/1 'Barlow Condensed', sans-serif; text-transform: uppercase; }
.lead-time-strip > div:first-child p { margin-top: .5rem; color: #55606c; font-size: .87rem; line-height: 1.6; }
.lead-time-strip dl { margin: 0; }
.lead-time-strip dt { color: #8f5f16; font-size: .68rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.lead-time-strip dd { margin: .35rem 0 0; color: #55606c; font-size: .84rem; line-height: 1.55; }

@media (max-width: 900px) {
    .delivery-head, .delivery-lanes, .delivery-promises { grid-template-columns: 1fr; }
    .delivery-lanes article { padding: 1.4rem 0; }
    .delivery-lanes article + article { padding-left: 0; border-left: 0; border-top: 1px solid rgba(255,255,255,.16); }
    .lead-time-strip { grid-template-columns: 1fr; gap: 1.1rem; }
}

.eyebrow-line {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-size: 0.76rem;
    font-weight: 700;
}
.eyebrow-line::before { content: ''; width: 36px; height: 4px; background: var(--accent); }

.photo-category-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 1.2rem;
}

.photo-tile {
    grid-column: span 4;
    min-height: 330px;
    position: relative;
    overflow: hidden;
    border-radius: 0;
    background-position: center;
    background-size: cover;
    isolation: isolate;
    box-shadow: 0 18px 42px rgba(30, 40, 51, 0.16);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.photo-tile:nth-child(1), .photo-tile:nth-child(6) { grid-column: span 8; }
.photo-tile::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
    background: linear-gradient(180deg, rgba(18, 24, 31, 0.02) 18%, rgba(18, 24, 31, 0.92) 100%);
}
.photo-tile:hover { transform: translateY(-6px); box-shadow: 0 25px 55px rgba(30, 40, 51, 0.24); }
.photo-tile-content { position: absolute; inset: auto 0 0; padding: 1.5rem; color: #fff; }
.photo-tile h3 { font-size: 1.75rem; margin-bottom: 0.4rem; }
.photo-tile p { color: rgba(255,255,255,0.78); max-width: 34rem; font-size: 0.9rem; }
.photo-tile-links { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 1rem; }
.photo-tile-links a {
    padding: 0.5rem 0.75rem;
    border-radius: 0;
    background: #fff;
    color: var(--primary);
    font-size: 0.76rem;
    font-weight: 700;
}
.photo-tile-links a:last-child { background: var(--accent); color: #12181f; }
.product-photo-tile { background-color: #f0f2f5; background-size: contain; background-repeat: no-repeat; }
.product-photo-tile::before { background: linear-gradient(180deg, rgba(18, 24, 31,0) 34%, rgba(18, 24, 31,.94) 100%); }
.catalogue-table-photo { width: 108px; height: 82px; display: block; object-fit: contain; mix-blend-mode: multiply; background: #fff; border: 1px solid #d7dbe0; border-radius: 0; padding: 3px; }
.ca-dims { min-width: 200px; }
.ca-dim { display: block; font-size: .72rem; color: #55606c; line-height: 1.5; }
.ca-dim b { color: #1e2833; font-weight: 700; }

.feature-band {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 3rem;
    align-items: center;
    padding: 2.5rem;
    border: 1px solid var(--border);
    border-radius: 0;
    background: var(--surface);
    box-shadow: var(--shadow-lg);
}
.feature-band-number { font: 700 clamp(5rem, 14vw, 10rem)/0.8 'Barlow Condensed', sans-serif; color: rgba(30, 40, 51, 0.08); }

.form-shell {
    background: #fff;
    border: 1px solid var(--border);
    border-top: 6px solid var(--accent);
    border-radius: 0;
    padding: clamp(1.4rem, 4vw, 2.4rem);
    box-shadow: 0 20px 50px rgba(30, 40, 51,0.12);
}
.form-note { color: var(--text-light); font-size: 0.86rem; margin-top: 0.8rem; }
.field-hidden { position: absolute; left: -9999px; }
.contact-layout { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 4rem; align-items: start; }
.contact-points { display: grid; gap: 1rem; margin-top: 2rem; }
.contact-point { padding: 1.1rem 0; border-bottom: 1px solid var(--border); }
.contact-point strong { display: block; color: var(--primary); margin-bottom: 0.2rem; }

.request-panel {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 2.5rem;
    align-items: start;
    background: #f0f2f5;
    border-radius: 0;
    padding: clamp(1.5rem, 5vw, 3.5rem);
}

.spec-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.spec-sheet {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 0;
    padding: 1.5rem;
    box-shadow: var(--shadow);
}
.spec-sheet h2 { color: var(--primary); margin-bottom: 0.7rem; }
.spec-sheet-photo {
    display: block;
    width: 100%;
    height: 190px;
    object-fit: contain;
    background: var(--paper);
    border: 1px solid var(--border-light);
    border-radius: 0;
    padding: 0.85rem;
    margin-bottom: 1.1rem;
    mix-blend-mode: multiply;
}
.spec-list { list-style: none; margin: 1rem 0 1.25rem; }
.spec-list li { display: flex; justify-content: space-between; gap: 1rem; border-bottom: 1px solid var(--border-light); padding: 0.55rem 0; font-size: 0.86rem; }
.spec-list span { color: var(--text-light); flex: 0 0 auto; }
.spec-list strong { color: var(--primary); text-align: right; }

.inline-callout {
    display: flex;
    justify-content: space-between;
    gap: 1.5rem;
    align-items: center;
    padding: 1.4rem 1.6rem;
    border-left: 6px solid var(--accent);
    background: #fff;
    box-shadow: var(--shadow);
}

@media (max-width: 900px) {
    .leed-ready-grid { grid-template-columns: 130px 1fr; }
    .leed-ready-mark { width: 120px; height: 120px; }
    .leed-ready-points { grid-column: 1 / -1; }
    .photo-tile, .photo-tile:nth-child(1), .photo-tile:nth-child(6) { grid-column: span 6; }
    .feature-band, .contact-layout, .request-panel { grid-template-columns: 1fr; }
    .feature-band-number { display: none; }
    .spec-grid { grid-template-columns: 1fr 1fr; }
    .nav-links.mobile-open {
        display: flex;
        position: absolute;
        top: 72px;
        left: 1rem;
        right: 1rem;
        padding: 1rem;
        flex-direction: column;
        background: #fff;
        border: 1px solid var(--border);
        box-shadow: var(--shadow-lg);
        border-radius: 0;
    }
    .nav-links.mobile-open a { font-size: 1rem; }
    .catalogue-page .nav-links.mobile-open a { color: #55606c; }
    .catalogue-page .nav-links.mobile-open a.nav-leed { border-color: rgba(30, 40, 51, 0.32); background: rgba(30, 40, 51, 0.07); color: #1e2833; }
}

@media (max-width: 600px) {
    .leed-ready-band { padding-top: 2.5rem; }
    .leed-ready-grid { grid-template-columns: 1fr; }
    .leed-ready-mark { width: 104px; height: 104px; }
    .leed-ready-mark span { font-size: 1.5rem; }
    .leed-ready-mark i { font-size: .52rem; letter-spacing: .14em; }
    .leed-ready-points { grid-column: auto; }
    .leed-ready-points div { grid-template-columns: 1fr; gap: .25rem; }
    .photo-tile, .photo-tile:nth-child(1), .photo-tile:nth-child(6) { grid-column: 1 / -1; min-height: 300px; }
    .spec-grid { grid-template-columns: 1fr; }
    .inline-callout { align-items: flex-start; flex-direction: column; }
}

@media print {
    .navbar, .footer, .page-header .btn, .no-print { display: none !important; }
    .page-header { padding: 2rem 0; border: 0; }
    .spec-grid { display: block; }
    .spec-sheet { break-inside: avoid; margin-bottom: 1rem; box-shadow: none; }
    .spec-sheet-photo { height: 120px; background: none; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
}

/* Home catalogue category tiles */
.home-catalogue-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 1rem; }
.home-category-tile { grid-column: span 4; min-height: 440px; display: grid; grid-template-rows: 55% 45%; position: relative; overflow: hidden; background: linear-gradient(158deg, #e4e7ea 0%, #c2c8cd 52%, #9ca4ab 100%); color: #1e2833; transition: transform .35s ease, box-shadow .35s ease; }
.home-category-tile:nth-child(1), .home-category-tile:nth-child(5) { grid-column: span 7; }
.home-category-tile:nth-child(2), .home-category-tile:nth-child(6) { grid-column: span 5; }
.home-category-tile:hover { transform: translateY(-7px); box-shadow: 0 28px 55px rgba(30, 40, 51,.18); }
.home-category-index { position: absolute; z-index: 2; top: 1rem; left: 1rem; color: rgba(30, 40, 51,.62); font: 600 .68rem 'Barlow', sans-serif; letter-spacing: .1em; }
.home-category-tile > svg, .home-category-photo { width: 82%; height: 100%; margin: auto; object-fit: contain; filter: drop-shadow(0 22px 16px rgba(30, 40, 51,.2)); transition: transform .45s cubic-bezier(.2,.75,.2,1); }
/* Product photography is graded down — cool and high contrast — so the catalogue
   reads as field-shot product, not soft studio illustration. No drop-shadow: the
   photographs are opaque rectangles, so a shadow would trace the frame edge. */
.home-category-photo { mix-blend-mode: multiply; filter: contrast(1.2) saturate(.48); }
/* Hard key light from the upper left plus grit, over the plate and the photograph
   together, so the product reads lit into the tile rather than pasted onto it. */
.home-category-tile::before { content: ''; position: absolute; z-index: 2; inset: 0 0 45% 0; pointer-events: none; background: repeating-linear-gradient(112deg, rgba(255,255,255,.05) 0 1px, transparent 1px 7px), radial-gradient(105% 85% at 16% 0%, rgba(255,255,255,.34), transparent 48%), radial-gradient(95% 90% at 94% 100%, rgba(18, 24, 31,.34), transparent 62%); }
.home-category-tile:hover > svg, .home-category-tile:hover .home-category-photo { transform: scale(1.07) rotate(-2deg); }
.home-category-tile > div:last-child { padding: 1.3rem 1.5rem 1.5rem; background: rgba(255,255,255,.74); }
.home-category-tile > div:last-child > span { color: #69737f; font-size: .67rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.home-category-tile h3 { margin: .1rem 0 .4rem; color: #1e2833; font: 700 2.55rem/1 'Barlow Condensed', sans-serif; text-transform: uppercase; }
.home-category-tile p { color: #69737f; font-size: .84rem; }
.home-category-tile strong { display: inline-block; margin-top: .8rem; padding-bottom: .15rem; border-bottom: 1px solid currentColor; color: #1e2833; font-size: .7rem; text-transform: uppercase; letter-spacing: .07em; }
.home-fittings { background: #cfd5db; }.home-boxes { background: #bcc4cd; }.home-ent { background: #a7b1bc; }.home-accessories { background: #929dab; }
.home-catalogue-download { background: #1e2833; }
.home-catalogue-download .home-category-index { color: rgba(255,255,255,.58); }
.catalogue-document { width: 165px; height: 205px; align-self: center; justify-self: center; display: flex; flex-direction: column; padding: 1rem; background: #ffffff; box-shadow: 15px 18px 0 rgba(214, 154, 60,.85); transform: rotate(-4deg); transition: transform .4s ease; }
.home-catalogue-download:hover .catalogue-document { transform: rotate(0) scale(1.04); }
.catalogue-document > span { color: #1e2833; font-size: 1.25rem; }.catalogue-document small { margin-top: .25rem; color: #69737f; font-size: .48rem; letter-spacing: .12em; }.catalogue-document i { margin-top: auto; color: #1e2833; font: 700 4.5rem/.8 'Barlow Condensed', sans-serif; font-style: normal; }.catalogue-document em { color: #8f5f16; font: 600 .58rem 'Barlow', sans-serif; font-style: normal; text-transform: uppercase; letter-spacing: .08em; }
@media (max-width: 900px) { .home-category-tile, .home-category-tile:nth-child(n) { grid-column: span 6; } }
@media (max-width: 600px) { .home-category-tile, .home-category-tile:nth-child(n) { grid-column: 1 / -1; min-height: 410px; } }

/* ============================================
   VISUAL PRODUCT CATALOGUE
   ============================================ */

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.catalogue-page { background: #f7f8fa; }
.catalogue-page .navbar { background: rgba(30, 40, 51, 0.96); }
.catalogue-page .navbar .logo { color: #f3f5f8; }
.catalogue-page .nav-links a { color: rgba(247, 248, 250, 0.72); }
.catalogue-page .nav-links a:hover,
.catalogue-page .nav-links a.active { color: #fff; }
.catalogue-page .nav-links a.nav-leed { border-color: rgba(214, 154, 60, 0.4); background: rgba(214, 154, 60, 0.15); color: #d69a3c; }
.catalogue-page .nav-links a.nav-leed:hover { border-color: rgba(214, 154, 60, 0.7); background: rgba(214, 154, 60, 0.26); color: #f3f5f8; }
.catalogue-page .mobile-menu-btn { color: #f3f5f8; }
.catalogue-page .mobile-menu-btn svg { width: 26px; height: 26px; }

.catalogue-hero {
    min-height: 760px;
    padding: 138px 0 86px;
    color: #f3f5f8;
    background:
        linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px),
        #1e2833;
    background-size: 38px 38px;
    overflow: hidden;
    position: relative;
}

.catalogue-hero::after {
    content: '';
    position: absolute;
    width: 520px;
    height: 520px;
    border: 1px solid rgba(255,255,255,.12);
    border-radius: 50%;
    right: -190px;
    top: 60px;
}

.catalogue-hero-grid { display: grid; grid-template-columns: .88fr 1.12fr; gap: 2rem; align-items: center; position: relative; z-index: 1; }
.hero-kicker { display: flex; align-items: center; gap: .75rem; color: #c9ced4; font: 600 .78rem/1 'Barlow', sans-serif; letter-spacing: .16em; text-transform: uppercase; }
.hero-kicker span { display: inline-grid; place-items: center; width: 52px; height: 27px; background: #d69a3c; color: #12181f; letter-spacing: .08em; }
.catalogue-hero h1 { margin: 1.25rem 0 1.3rem; color: #f3f5f8; font: 700 clamp(4.3rem, 7vw, 7rem)/.82 'Barlow Condensed', sans-serif; letter-spacing: -.035em; text-transform: uppercase; }
.catalogue-hero h1 em { color: #d69a3c; font-style: normal; }
.catalogue-hero-copy > p { max-width: 590px; color: rgba(247, 248, 250,.68); font-size: 1.08rem; line-height: 1.72; }
.catalogue-hero .hero-buttons { margin-top: 2rem; }
.catalogue-hero .btn-secondary { color: #fff; }
.catalogue-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; margin-top: 3.2rem; border-top: 1px solid rgba(255,255,255,.15); max-width: 580px; }
.catalogue-stats div { padding: 1.2rem 1rem 0 0; }
.catalogue-stats div + div { padding-left: 1.1rem; border-left: 1px solid rgba(255,255,255,.15); }
.catalogue-stats dt { color: #f3f5f8; font: 700 1.6rem/1 'Barlow Condensed', sans-serif; }
.catalogue-stats dd { margin-top: .38rem; color: rgba(247, 248, 250,.5); font-size: .75rem; text-transform: uppercase; letter-spacing: .08em; }

/* Catalogue hero photography wall. Real product shots on hard-lit steel plates
   rather than vector illustration — the shot reads as jobsite, not cartoon. */
.hero-product-stage { min-height: 560px; position: relative; display: grid; }
.hero-product-stage::before { content: ''; position: absolute; inset: -8% -6%; background: radial-gradient(circle at 60% 40%, rgba(214, 154, 60,.18), transparent 62%); }
.hero-shot-wall {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    grid-template-rows: minmax(0, 2.3fr) minmax(0, 1fr);
    gap: .7rem;
    min-height: 560px;
}
.hero-shot-lead { grid-column: 1 / -1; grid-row: 1; }
.hero-shot-b { grid-column: 1 / 4; grid-row: 2; }
.hero-shot-c { grid-column: 4 / -1; grid-row: 2; }
.hero-shot {
    position: relative;
    margin: 0;
    overflow: hidden;
    background: linear-gradient(152deg, #5c646c 0%, #b0b8bf 17%, #dadde0 41%, #9ba3aa 68%, #4f575f 100%);
    border: 1px solid rgba(255,255,255,.14);
    box-shadow: 0 20px 38px rgba(9, 13, 18,.55), 0 2px 0 rgba(255,255,255,.1) inset;
}
/* Hard key light from the upper left, grit, and a heavy falloff bottom right. */
.hero-shot::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 2;
    pointer-events: none;
    background:
        repeating-linear-gradient(112deg, rgba(255,255,255,.05) 0 1px, transparent 1px 7px),
        radial-gradient(95% 75% at 18% 4%, rgba(255,255,255,.28), transparent 44%),
        radial-gradient(85% 75% at 94% 100%, rgba(18, 24, 31,.5), transparent 58%),
        radial-gradient(70% 65% at 2% 98%, rgba(18, 24, 31,.4), transparent 56%),
        radial-gradient(55% 60% at 100% 0%, rgba(18, 24, 31,.3), transparent 58%);
}
.hero-shot::after { content: ''; position: absolute; z-index: 3; inset: 11px; border: 1px solid rgba(18, 24, 31,.16); pointer-events: none; }
.hero-shot img {
    display: block;
    width: 100%;
    height: 100%;
    padding: clamp(.5rem, 1.8vw, 1.5rem);
    object-fit: contain;
    mix-blend-mode: multiply;
    filter: contrast(1.24) saturate(.5);
}
.hero-shot figcaption {
    position: absolute;
    z-index: 4;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: baseline;
    padding: .5rem .7rem;
    border-top: 1px solid rgba(214, 154, 60,.55);
    background: linear-gradient(to top, rgba(12, 17, 23,.94), rgba(12, 17, 23,.6));
    color: #eef1f4;
    font: 600 .66rem/1.2 'Barlow', sans-serif;
    letter-spacing: .1em;
    text-transform: uppercase;
}
.hero-shot figcaption span { margin-right: .45rem; color: #d69a3c; font: 700 .82rem/1 'Barlow Condensed', sans-serif; }
.hero-shot-b figcaption, .hero-shot-c figcaption { font-size: .6rem; letter-spacing: .07em; }
.hero-shot-stamp { position: absolute; z-index: 5; top: -13px; right: -9px; padding: .45rem .7rem; background: #d69a3c; color: #12181f; box-shadow: 0 12px 26px rgba(9, 13, 18,.5); }
.hero-shot-stamp strong { display: block; font: 700 1.05rem/1 'Barlow Condensed', sans-serif; letter-spacing: .03em; text-transform: uppercase; }
.hero-shot-stamp span { display: block; margin-top: .18rem; font-size: .58rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; opacity: .8; }

.category-deck, .product-browser { padding: clamp(5rem, 9vw, 8rem) 0; }
.category-deck { background: #eceef1; }
.product-browser { background: #f7f8fa; border-top: 1px solid #d7dbe0; }
.catalogue-section-heading { display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, 430px); gap: 4rem; align-items: end; margin-bottom: 3rem; }
.catalogue-section-heading h2 { color: #1e2833; font: 700 clamp(3rem, 5vw, 5rem)/.92 'Barlow Condensed', sans-serif; text-transform: uppercase; letter-spacing: -.02em; }
.catalogue-section-heading > p { color: #69737f; line-height: 1.7; padding-bottom: .25rem; }
.section-index { float: left; margin: 0 1rem 0 0; color: #d69a3c; font: 700 1rem/1 'Barlow Condensed', sans-serif; transform: translateY(5px); }

.catalogue-category-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 1rem; }
.catalogue-category-card { grid-column: span 4; min-height: 480px; padding: 0; border: 0; color: #1e2833; text-align: left; background: #dfe3e7; overflow: hidden; position: relative; cursor: pointer; transition: transform .35s ease, box-shadow .35s ease; }
.catalogue-category-card:nth-child(1), .catalogue-category-card:nth-child(4) { grid-column: span 5; }
.catalogue-category-card:nth-child(2), .catalogue-category-card:nth-child(5) { grid-column: span 7; }
.catalogue-category-card:hover { transform: translateY(-7px); box-shadow: 0 28px 55px rgba(30, 40, 51,.16); }
.category-card-number { position: absolute; z-index: 3; top: 1.2rem; left: 1.2rem; font: 700 1rem/1 'Barlow Condensed', sans-serif; opacity: .55; }
.category-card-visual { height: 58%; display: grid; place-items: center; position: relative; overflow: hidden; background: #e9ebed; }
/* Grade sits above the photograph so the plate and the product read as one
   hard-lit frame instead of a cutout floating on a panel. */
.category-card-visual::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 2;
    pointer-events: none;
    background:
        repeating-linear-gradient(112deg, rgba(255,255,255,.05) 0 1px, transparent 1px 7px),
        radial-gradient(105% 85% at 16% 2%, rgba(255,255,255,.36), transparent 46%),
        radial-gradient(95% 85% at 90% 98%, rgba(18, 24, 31,.34), transparent 62%);
}
.category-card-visual .product-render { width: 73%; height: 90%; position: relative; z-index: 1; filter: drop-shadow(0 22px 16px rgba(30, 40, 51,.2)); transition: transform .45s cubic-bezier(.2,.75,.2,1); }
.category-card-visual .product-photo { width: 88%; height: 88%; position: relative; z-index: 1; object-fit: contain; mix-blend-mode: multiply; filter: contrast(1.2) saturate(.48); transition: transform .45s cubic-bezier(.2,.75,.2,1); }
.catalogue-category-card:hover .product-render, .catalogue-category-card:hover .product-photo { transform: scale(1.07) rotate(-3deg); }
.category-card-copy { min-height: 42%; padding: 1.35rem 1.5rem 1.5rem; background: rgba(255,255,255,.7); position: relative; }
.category-card-copy > span { color: #69737f; font-size: .68rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.category-card-copy h3 { margin: .1rem 0 .4rem; font: 700 2.45rem/1 'Barlow Condensed', sans-serif; text-transform: uppercase; }
.category-card-copy p { min-height: 2.6em; max-width: 34rem; color: #55606c; font-size: .88rem; }
.category-card-copy strong { display: inline-block; margin-top: 1rem; padding-bottom: .18rem; border-bottom: 1px solid currentColor; font-size: .75rem; letter-spacing: .08em; text-transform: uppercase; }
.category-card-copy b { color: #8f5f16; margin-left: .35rem; }
.category-blue { background: #dfe3e7; }.category-sand { background: #cfd5db; }.category-orange { background: #bcc4cd; }.category-green { background: #a7b1bc; }

.catalogue-toolbar { display: grid; grid-template-columns: 1fr minmax(280px, 380px); gap: 1.5rem; align-items: center; position: sticky; top: 68px; z-index: 20; margin: 0 -1rem; padding: 1rem; background: rgba(247, 248, 250,.94); border-bottom: 1px solid #d7dbe0; backdrop-filter: blur(12px); }
.category-tabs { display: flex; gap: .4rem; flex-wrap: wrap; }
.category-filter { padding: .62rem .95rem; border: 1px solid #d7dbe0; background: transparent; color: #55606c; font: 600 .74rem/1 'Barlow', sans-serif; text-transform: uppercase; letter-spacing: .06em; cursor: pointer; transition: .2s ease; }
.category-filter:hover, .category-filter.active { background: #1e2833; color: #fff; border-color: #1e2833; }
.catalogue-search { height: 46px; display: flex; align-items: center; gap: .65rem; padding: 0 .8rem; border: 1px solid #d7dbe0; background: #fff; }
.catalogue-search svg { width: 19px; color: #69737f; flex: none; }
.catalogue-search input { width: 100%; border: 0; outline: 0; color: #1e2833; background: transparent; font: 500 .86rem 'Barlow', sans-serif; }
.catalogue-results-bar { display: flex; justify-content: space-between; gap: 1rem; padding: 1.2rem 0; color: #69737f; font-size: .78rem; text-transform: uppercase; letter-spacing: .08em; }
.catalogue-results-bar strong { color: #1e2833; }

.product-family-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.35rem; }
.product-family-card { min-width: 0; background: #fff; border: 1px solid #d7dbe0; animation: product-reveal .5s both; animation-delay: var(--reveal-delay); transition: transform .3s ease, box-shadow .3s ease; }
.product-family-card:hover { transform: translateY(-5px); box-shadow: 0 24px 50px rgba(30, 40, 51,.12); }
@keyframes product-reveal { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
.family-visual { min-height: 420px; display: grid; place-items: center; position: relative; overflow: hidden; background: var(--paper); }
.family-visual::before { content: ''; position: absolute; inset: 20px; border: 1px solid rgba(30, 40, 51,.1); }
.family-visual .product-render { width: 72%; height: 285px; filter: drop-shadow(0 25px 18px rgba(30, 40, 51,.22)); transition: transform .45s cubic-bezier(.2,.75,.2,1); }
.family-visual .product-photo { width: 94%; height: 360px; object-fit: contain; mix-blend-mode: multiply; filter: contrast(1.14) saturate(.6); transition: transform .45s cubic-bezier(.2,.75,.2,1); }
.product-family-card:hover .family-visual .product-render, .product-family-card:hover .family-visual .product-photo { transform: scale(1.06) rotate(-2deg); }
.photo-zoom { position: absolute; z-index: 3; right: 1.1rem; bottom: 1.1rem; padding: .42rem .62rem; border: 1px solid rgba(30, 40, 51,.22); background: rgba(255,255,255,.86); color: #55606c; font: 600 .62rem 'Barlow', sans-serif; letter-spacing: .07em; text-transform: uppercase; cursor: pointer; opacity: 0; transition: opacity .25s ease, background .2s ease; }
.photo-zoom span { margin-right: .28rem; font-size: .8rem; }
.product-family-card:hover .photo-zoom, .photo-zoom:focus-visible { opacity: 1; }
.photo-zoom:hover { background: #fff; }
.family-category, .family-count { position: absolute; z-index: 2; top: 1.4rem; color: #55606c; font-size: .68rem; font-weight: 700; letter-spacing: .09em; text-transform: uppercase; }
.family-category { left: 1.4rem; }.family-count { right: 1.4rem; }
.family-copy { padding: 1.35rem 1.5rem 1.5rem; }
.family-heading { display: flex; justify-content: space-between; gap: 1rem; align-items: flex-start; }
.family-sku { color: #8f5f16; font: 600 .68rem/1 'Barlow', sans-serif; letter-spacing: .07em; }
.family-heading h3 { margin-top: .3rem; color: #1e2833; font: 700 1.75rem/1 'Barlow Condensed', sans-serif; text-transform: uppercase; }
.listing-mark { flex: none; padding: .3rem .5rem; border: 1px solid #d7dbe0; color: #55606c; font-size: .61rem; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; }
.family-summary { margin-top: .6rem; color: #55606c; font-size: .8rem; line-height: 1.55; }
.family-standard { min-height: 2.6em; margin-top: .65rem; color: #69737f; font-size: .76rem; }
.size-preview { display: flex; flex-wrap: wrap; gap: .35rem; margin: 1rem 0; }
.size-preview span { padding: .28rem .42rem; background: #f0f2f5; color: #55606c; font-size: .65rem; font-weight: 700; }
.family-actions { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: .7rem; align-items: end; padding-top: 1rem; border-top: 1px solid #e8eaee; }
.family-actions label { color: #69737f; font-size: .62rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.family-size-select { width: 100%; height: 42px; margin-top: .4rem; padding: 0 2rem 0 .7rem; border: 1px solid #d7dbe0; border-radius: 0; background: #fff; color: #1e2833; font: 600 .77rem 'Barlow', sans-serif; }
.spec-button { height: 42px; padding: 0 1rem; border: 0; background: #1e2833; color: #f7f8fa; font: 600 .72rem 'Barlow', sans-serif; text-transform: uppercase; letter-spacing: .045em; cursor: pointer; transition: background .2s, transform .2s; }
.spec-button:hover { background: #2b3846; transform: translateY(-2px); }.spec-button span { margin-left: .3rem; }
.catalogue-empty { padding: 5rem 2rem; border: 1px solid #d7dbe0; text-align: center; background: #fff; }
.catalogue-empty > span { color: #d69a3c; font: 700 5rem/.8 'Barlow Condensed', sans-serif; opacity: .35; }
.catalogue-empty h3 { margin-top: 1.2rem; color: #1e2833; font: 700 2rem/1 'Barlow Condensed', sans-serif; text-transform: uppercase; }
.catalogue-empty p { margin: .6rem auto 1.4rem; color: #69737f; max-width: 520px; }

.spec-dialog { width: min(1050px, calc(100% - 2rem)); max-height: calc(100vh - 2rem); padding: 0; border: 0; background: transparent; overflow: auto; }
.spec-dialog::backdrop { background: rgba(18, 24, 31,.82); backdrop-filter: blur(8px); }
.spec-dialog-shell { background: #eceef1; padding: 1rem; }
.spec-dialog-actions { display: flex; justify-content: flex-end; gap: .55rem; padding-bottom: 1rem; }
.dialog-action, .dialog-close { min-height: 38px; border: 1px solid #d7dbe0; background: #fff; color: #1e2833; font: 600 .7rem 'Barlow', sans-serif; letter-spacing: .05em; text-transform: uppercase; cursor: pointer; }
.dialog-action { padding: 0 .9rem; }.dialog-action.primary { background: #d69a3c; border-color: #d69a3c; }.dialog-close { width: 38px; font-size: 1.35rem; }
.generated-spec { width: 100%; min-height: 1000px; padding: 42px 48px 36px; background: #fff; color: #1e2833; box-shadow: 0 24px 70px rgba(18, 24, 31,.25); }
.spec-header { display: flex; justify-content: space-between; align-items: flex-start; padding-bottom: 1.2rem; border-bottom: 3px solid #1e2833; }
.spec-brand { font-size: 2rem; color: #1e2833; letter-spacing: .01em; }
.spec-header > div:last-child { text-align: right; }.spec-header strong, .spec-header span { display: block; }.spec-header strong { font-size: .72rem; letter-spacing: .15em; }.spec-header span { margin-top: .25rem; color: #69737f; font-size: .7rem; }
.spec-title-block { display: grid; grid-template-columns: 1.2fr .8fr; gap: 2rem; align-items: center; min-height: 315px; border-bottom: 1px solid #d7dbe0; }
.spec-title-block > div:first-child > span { color: #8f5f16; font-size: .7rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.spec-title-block h1 { max-width: 600px; margin: .55rem 0 .7rem; color: #1e2833; font: 700 clamp(2.8rem, 6vw, 4.8rem)/.86 'Barlow Condensed', sans-serif; text-transform: uppercase; }
.spec-title-block p { color: #69737f; line-height: 1.6; max-width: 500px; }
.spec-visual { min-height: 340px; display: grid; place-items: center; background: #f0f2f5; overflow: hidden; }
.spec-visual .product-render { width: 92%; height: 260px; filter: drop-shadow(0 20px 15px rgba(30, 40, 51,.22)); }
.spec-visual .product-photo { width: 96%; height: 320px; object-fit: contain; mix-blend-mode: multiply; }
.spec-selected-size { margin-top: .9rem; color: #69737f; font-size: .74rem; letter-spacing: .04em; text-transform: uppercase; }
.spec-selected-size strong { color: #8f5f16; }
.spec-data { display: grid; grid-template-columns: 1.45fr .55fr; gap: 2rem; padding: 2rem 0; border-bottom: 1px solid #d7dbe0; }
.generated-spec h2 { margin-bottom: .8rem; color: #1e2833; font: 700 1rem 'Barlow Condensed', sans-serif; letter-spacing: .08em; text-transform: uppercase; }
.spec-data dl { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid #d7dbe0; }
.spec-data dl div { padding: .85rem 1rem .85rem 0; border-bottom: 1px solid #d7dbe0; }
.spec-data dt { color: #69737f; font-size: .63rem; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; }.spec-data dd { margin-top: .22rem; font-size: .88rem; font-weight: 700; }
.spec-data aside { padding: 1.3rem; background: #1e2833; color: #fff; }
.spec-cert-label { display: block; color: #d69a3c; font-size: .6rem; font-weight: 700; letter-spacing: .1em; }.spec-data aside strong { display: block; margin: .9rem 0 .45rem; font: 700 2.6rem/1 'Barlow Condensed', sans-serif; }.spec-data aside p { color: rgba(255,255,255,.68); font-size: .73rem; line-height: 1.5; }
.spec-dimensions { padding: 2rem 0; border-bottom: 1px solid #d7dbe0; }
.spec-table { width: 100%; margin-bottom: 1.4rem; border-collapse: collapse; font-size: .74rem; }
.spec-table:last-of-type { margin-bottom: 0; }
.spec-table caption { margin-bottom: .55rem; color: #69737f; font-size: .61rem; font-weight: 700; letter-spacing: .09em; text-align: left; text-transform: uppercase; }
.spec-table th, .spec-table td { padding: .5rem .6rem; border: 1px solid #d7dbe0; text-align: left; }
.spec-table thead th { background: #1e2833; border-color: #1e2833; color: #fff; font-size: .6rem; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; }
.spec-table tbody th { width: 22%; background: #f0f2f5; color: #55606c; font-weight: 700; }
.spec-table-range tbody th { width: auto; }
.spec-table-range tbody tr.is-current { background: #fcf5ea; }
.spec-table-range tbody tr.is-current th, .spec-table-range tbody tr.is-current td { border-color: #d69a3c; color: #8f5f16; font-weight: 700; }
.spec-table .sku-cell { color: #69737f; font-size: .68rem; letter-spacing: .03em; }
.spec-table-single { max-width: 460px; }
.spec-table-single tbody th { width: 52%; }
.spec-table-note { margin-top: .7rem; color: #69737f; font-size: .67rem; }
.spec-properties { list-style: none; }
.spec-properties li { position: relative; padding: .3rem 0 .3rem 1.05rem; border-bottom: 1px solid #e8eaee; }
.spec-properties li::before { content: '◆'; position: absolute; left: 0; top: .34rem; color: #8f5f16; font-size: .55rem; }
.spec-notes { display: grid; grid-template-columns: 1.25fr .75fr; gap: 3rem; padding: 2rem 0; }
.spec-notes p, .spec-notes li { color: #69737f; font-size: .78rem; line-height: 1.7; }.spec-notes ul { list-style: none; }.spec-notes li { padding: .3rem 0; border-bottom: 1px solid #e8eaee; }
.spec-footer { display: grid; grid-template-columns: .7fr 1.3fr auto; gap: 2rem; align-items: end; margin-top: 1.2rem; padding-top: 1rem; border-top: 3px solid #1e2833; }
.spec-footer strong, .spec-footer span { display: block; }.spec-footer > div span { color: #69737f; font-size: .68rem; }.spec-footer p { color: #69737f; font-size: .6rem; line-height: 1.45; }.spec-page-number { color: #8f5f16; font: 700 1.2rem 'Barlow Condensed', sans-serif; }

.photo-dialog { width: min(1500px, calc(100% - 2rem)); max-height: calc(100vh - 2rem); padding: 0; border: 0; background: transparent; overflow: auto; }
.photo-dialog::backdrop { background: rgba(18, 24, 31,.9); backdrop-filter: blur(10px); }
.photo-dialog .dialog-close { position: sticky; top: 0; float: right; margin: .6rem; }
.photo-dialog figure { padding: 1.5rem; background: #fff; }
.photo-dialog img { display: block; width: 100%; height: auto; mix-blend-mode: multiply; }
.photo-dialog figcaption { display: flex; justify-content: space-between; gap: 1rem; align-items: baseline; margin-top: 1rem; padding-top: .9rem; border-top: 1px solid #d7dbe0; }
.photo-dialog figcaption strong { color: #1e2833; font: 700 1.5rem/1 'Barlow Condensed', sans-serif; text-transform: uppercase; }
.photo-dialog figcaption span { color: #69737f; font-size: .68rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }

@media (max-width: 980px) {
    .catalogue-hero-grid { grid-template-columns: 1fr; }
    .hero-product-stage, .hero-shot-wall { min-height: 440px; }
    .catalogue-category-card, .catalogue-category-card:nth-child(n) { grid-column: span 6; }
    .catalogue-category-card:last-child { grid-column: 1 / -1; }
    .catalogue-toolbar { grid-template-columns: 1fr; }
    .product-family-grid { grid-template-columns: 1fr; }
}

@media (max-width: 700px) {
    .catalogue-hero { min-height: 0; padding: 115px 0 65px; }
    .catalogue-hero h1 { font-size: clamp(3.7rem, 18vw, 5.4rem); }
    .catalogue-stats { grid-template-columns: 1fr; }
    .catalogue-stats div + div { padding-left: 0; border-left: 0; }
    .hero-product-stage, .hero-shot-wall { min-height: 360px; }
    .hero-shot-stamp { top: -11px; right: -5px; padding: .35rem .55rem; }
    .catalogue-section-heading { grid-template-columns: 1fr; gap: 1.2rem; }
    .catalogue-category-card, .catalogue-category-card:nth-child(n) { grid-column: 1 / -1; min-height: 430px; }
    .catalogue-toolbar { top: 68px; }
    .category-tabs { flex-wrap: nowrap; overflow-x: auto; padding-bottom: .2rem; }
    .category-filter { flex: none; }
    .family-visual { min-height: 320px; }.family-visual .product-render { height: 250px; }.family-visual .product-photo { height: 270px; }
    .photo-zoom { opacity: 1; }
    .family-actions { grid-template-columns: 1fr; }.spec-button { width: 100%; }
    .spec-dialog { width: 100%; max-height: 100vh; }.spec-dialog-shell { padding: .5rem; }
    .generated-spec { min-height: 0; padding: 28px 22px; }
    .spec-title-block, .spec-data, .spec-notes { grid-template-columns: 1fr; }
    .spec-title-block { padding: 1.5rem 0; }.spec-visual { min-height: 220px; }.spec-visual .product-render, .spec-visual .product-photo { height: 210px; }
    .spec-data dl { grid-template-columns: 1fr; }.spec-footer { grid-template-columns: 1fr; gap: .7rem; }
    .spec-dimensions { overflow-x: auto; }
    .spec-table-range { min-width: 540px; }
    .photo-dialog figure { padding: .8rem; }
}

@media (prefers-reduced-motion: reduce) {
    .product-family-card { animation: none; }
    .catalogue-category-card, .product-family-card, .product-render { transition: none !important; }
}

@media print {
    body:has(.spec-dialog[open]) > *:not(.spec-dialog) { display: none !important; }
    .spec-dialog[open] { display: block; position: static; width: auto; max-height: none; margin: 0; overflow: visible; }
    .spec-dialog-shell { padding: 0; background: #fff; }
    .generated-spec { min-height: 0; padding: 10mm 12mm 8mm; box-shadow: none; }
    .spec-title-block { min-height: 70mm; }
    .spec-title-block h1 { font-size: 36pt; }
    .spec-visual { min-height: 58mm; }
    .spec-visual .product-render, .spec-visual .product-photo { height: 55mm; }
    .spec-data { padding: 7mm 0; }
    .spec-dimensions { padding: 7mm 0; break-inside: avoid; }
    .spec-table { font-size: 7.4pt; }
    .spec-table th, .spec-table td { padding: 1.4mm 1.8mm; }
    .spec-table thead th { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
    .spec-table-range { break-inside: auto; }
    .spec-table-range tbody tr { break-inside: avoid; }
    .spec-notes { padding: 7mm 0; break-before: auto; }
    @page { size: letter portrait; margin: 0; }
}