/* ============================================================
   Gayatri Sales - Premium Industrial Theme
   Dark Navy + Steel Gray + White, Accent Orange
   ============================================================ */

:root {
    --navy-950: #070d1a;
    --navy-900: #0b1220;
    --navy-800: #111a2e;
    --navy-700: #1a2540;
    --navy-600: #24304a;
    --steel-100: #e2e8f0;
    --steel-300: #cbd5e1;
    --steel-400: #94a3b8;
    --steel-500: #64748b;
    --steel-600: #475569;
    --accent: #f97316;
    --accent-dark: #ea580c;
    --accent-soft: rgba(249, 115, 22, .12);
    --green: #25d366;
    --white: #ffffff;
    --glass: rgba(17, 26, 46, .55);
    --radius: 16px;
    --radius-sm: 10px;
    --shadow: 0 24px 60px -18px rgba(0, 0, 0, .55);
    --shadow-sm: 0 10px 30px -12px rgba(0, 0, 0, .45);
    --transition: .3s cubic-bezier(.4, 0, .2, 1);
    --font-body: 'Inter', 'Tiro Devanagari Hindi', system-ui, -apple-system, sans-serif;
    --font-head: 'Sora', 'Tiro Devanagari Hindi', system-ui, sans-serif;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    font-family: var(--font-body);
    background: var(--navy-900);
    color: var(--steel-100);
    line-height: 1.65;
    font-size: 16px;
    overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: none; }
.container { width: min(1200px, 92%); margin-inline: auto; }
.container-narrow { max-width: 820px; }
section { position: relative; }
.section { padding: 90px 0; }
.section-dark { background: var(--navy-800); }
.accent { color: var(--accent) !important; }
.empty-note { text-align: center; color: var(--steel-400); padding: 40px 0; }

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5 { font-family: var(--font-head); font-weight: 700; line-height: 1.2; color: var(--white); }
.eyebrow {
    display: inline-block; text-transform: uppercase; letter-spacing: .18em;
    font-size: 12px; font-weight: 600; color: var(--accent); margin-bottom: 12px;
}
.section-head { text-align: center; max-width: 680px; margin: 0 auto 48px; }
.section-title { font-size: clamp(26px, 4vw, 40px); margin-bottom: 8px; }
.section-head p { color: var(--steel-400); }

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 13px 26px; border-radius: 10px; font-weight: 600; font-size: 15px;
    border: 1px solid transparent; transition: var(--transition); white-space: nowrap;
}
.btn-accent { background: var(--accent); color: #fff; box-shadow: 0 10px 24px -10px rgba(249, 115, 22, .6); }
.btn-accent:hover { background: var(--accent-dark); transform: translateY(-2px); }
.btn-outline { border-color: var(--steel-500); color: var(--steel-100); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.btn-outline-light { border-color: rgba(255, 255, 255, .35); color: #fff; }
.btn-outline-light:hover { background: rgba(255, 255, 255, .08); border-color: #fff; }
.btn-whatsapp { background: #128c4a; color: #fff; }
.btn-whatsapp:hover { background: #0e7040; transform: translateY(-2px); }
.btn-sm { padding: 9px 16px; font-size: 13.5px; border-radius: 8px; }
.btn-lg { padding: 16px 32px; font-size: 16px; }
.btn-block { width: 100%; }

/* ---------- Icons (mask technique, inherit color) ---------- */
.icon {
    display: inline-block; width: 1.05em; height: 1.05em; flex: 0 0 auto;
    background-color: currentColor; vertical-align: -.18em;
    -webkit-mask: var(--icon) center / contain no-repeat;
            mask: var(--icon) center / contain no-repeat;
}
.icon-phone { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M22 16.92v3a2 2 0 0 1-2.18 2 19.79 19.79 0 0 1-8.63-3.07 19.5 19.5 0 0 1-6-6 19.79 19.79 0 0 1-3.07-8.67A2 2 0 0 1 4.11 2h3a2 2 0 0 1 2 1.72c.127.96.361 1.903.7 2.81a2 2 0 0 1-.45 2.11L8.09 9.91a16 16 0 0 0 6 6l1.27-1.27a2 2 0 0 1 2.11-.45c.907.339 1.85.573 2.81.7A2 2 0 0 1 22 16.92z'/%3E%3C/svg%3E"); }
.icon-mail { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='2' y='4' width='20' height='16' rx='2'/%3E%3Cpath d='m22 7-10 6L2 7'/%3E%3C/svg%3E"); }
.icon-pin { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 10c0 6-8 12-8 12s-8-6-8-12a8 8 0 0 1 16 0Z'/%3E%3Ccircle cx='12' cy='10' r='3'/%3E%3C/svg%3E"); }
.icon-chevron-down { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E"); }
.icon-arrow-left { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M19 12H5'/%3E%3Cpath d='m12 19-7-7 7-7'/%3E%3C/svg%3E"); }
.icon-arrow-right { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12h14'/%3E%3Cpath d='m12 5 7 7-7 7'/%3E%3C/svg%3E"); }
.icon-play { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23000'%3E%3Cpath d='M8 5v14l11-7z'/%3E%3C/svg%3E"); }
.icon-x { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M18 6 6 18M6 6l12 12'/%3E%3C/svg%3E"); }
.icon-search-plus { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cpath d='m21 21-4.3-4.3'/%3E%3Cpath d='M11 8v6M8 11h6'/%3E%3C/svg%3E"); }
.icon-doc { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z'/%3E%3Cpath d='M14 2v6h6'/%3E%3C/svg%3E"); }
.icon-file { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z'/%3E%3Cpath d='M14 2v6h6'/%3E%3C/svg%3E"); }
.icon-whatsapp { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23000'%3E%3Cpath d='M17.472 14.382c-.297-.149-1.758-.867-2.03-.967-.273-.099-.471-.148-.67.15-.197.297-.767.966-.94 1.164-.173.199-.347.223-.644.075-.297-.15-1.255-.463-2.39-1.475-.883-.788-1.48-1.761-1.653-2.059-.173-.297-.018-.458.13-.606.134-.133.298-.347.446-.52.149-.174.198-.298.298-.497.099-.198.05-.371-.025-.52-.075-.149-.669-1.612-.916-2.207-.242-.579-.487-.5-.669-.51-.173-.008-.371-.01-.57-.01-.198 0-.52.074-.792.372-.272.297-1.04 1.016-1.04 2.479 0 1.462 1.065 2.875 1.213 3.074.149.198 2.096 3.2 5.077 4.487.709.306 1.262.489 1.694.625.712.227 1.36.195 1.871.118.571-.085 1.758-.719 2.006-1.413.248-.694.248-1.289.173-1.413-.074-.124-.272-.198-.57-.347m-5.421 7.403h-.004a9.87 9.87 0 0 1-5.031-1.378l-.361-.214-3.741.982.998-3.648-.235-.374a9.86 9.86 0 0 1-1.51-5.26c.001-5.45 4.436-9.884 9.888-9.884 2.64 0 5.122 1.03 6.988 2.898a9.825 9.825 0 0 1 2.893 6.994c-.003 5.45-4.437 9.884-9.885 9.884m8.413-18.297A11.815 11.815 0 0 0 12.05 0C5.495 0 .16 5.335.157 11.892c0 2.096.547 4.142 1.588 5.945L.057 24l6.305-1.654a11.882 11.882 0 0 0 5.683 1.448h.005c6.554 0 11.89-5.335 11.893-11.893a11.821 11.821 0 0 0-3.48-8.413Z'/%3E%3C/svg%3E"); }
.icon-facebook { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23000'%3E%3Cpath d='M24 12.073c0-6.627-5.373-12-12-12s-12 5.373-12 12c0 5.99 4.388 10.954 10.125 11.854v-8.385H7.078v-3.47h3.047V9.43c0-3.007 1.792-4.669 4.533-4.669 1.312 0 2.686.235 2.686.235v2.953H15.83c-1.491 0-1.956.925-1.956 1.874v2.25h3.328l-.532 3.47h-2.796v8.385C19.612 23.027 24 18.062 24 12.073z'/%3E%3C/svg%3E"); }
.icon-instagram { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='2' y='2' width='20' height='20' rx='5'/%3E%3Cpath d='M16 11.37A4 4 0 1 1 12.63 8 4 4 0 0 1 16 11.37z'/%3E%3Cline x1='17.5' y1='6.5' x2='17.51' y2='6.5'/%3E%3C/svg%3E"); }
.icon-youtube { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23000'%3E%3Cpath d='M23.498 6.186a3.016 3.016 0 0 0-2.122-2.136C19.505 3.545 12 3.545 12 3.545s-7.505 0-9.377.505A3.017 3.017 0 0 0 .502 6.186C0 8.07 0 12 0 12s0 3.93.502 5.814a3.016 3.016 0 0 0 2.122 2.136c1.871.505 9.376.505 9.376.505s7.505 0 9.377-.505a3.015 3.015 0 0 0 2.122-2.136C24 15.93 24 12 24 12s0-3.93-.502-5.814zM9.545 15.568V8.432L15.818 12l-6.273 3.568z'/%3E%3C/svg%3E"); }
.icon-clock { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='10'/%3E%3Cpath d='M12 6v6l4 2'/%3E%3C/svg%3E"); }
.icon-check { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E"); }
.icon-gear { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='3'/%3E%3Cpath d='M19.4 15a1.65 1.65 0 0 0 .33 1.82l.06.06a2 2 0 1 1-2.83 2.83l-.06-.06a1.65 1.65 0 0 0-1.82-.33 1.65 1.65 0 0 0-1 1.51V21a2 2 0 1 1-4 0v-.09A1.65 1.65 0 0 0 9 19.4a1.65 1.65 0 0 0-1.82.33l-.06.06a2 2 0 1 1-2.83-2.83l.06-.06a1.65 1.65 0 0 0 .33-1.82 1.65 1.65 0 0 0-1.51-1H3a2 2 0 1 1 0-4h.09A1.65 1.65 0 0 0 4.6 9a1.65 1.65 0 0 0-.33-1.82l-.06-.06a2 2 0 1 1 2.83-2.83l.06.06a1.65 1.65 0 0 0 1.82.33H9a1.65 1.65 0 0 0 1-1.51V3a2 2 0 1 1 4 0v.09a1.65 1.65 0 0 0 1 1.51 1.65 1.65 0 0 0 1.82-.33l.06-.06a2 2 0 1 1 2.83 2.83l-.06.06a1.65 1.65 0 0 0-.33 1.82V9a1.65 1.65 0 0 0 1.51 1H21a2 2 0 1 1 0 4h-.09a1.65 1.65 0 0 0-1.51 1z'/%3E%3C/svg%3E"); }
.icon-shield { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10z'/%3E%3C/svg%3E"); }
.icon-tag { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20.59 13.41 12 22l-8-8V4h10l6.59 6.59a2 2 0 0 1 0 2.82z'/%3E%3Cline x1='7' y1='7' x2='7.01' y2='7'/%3E%3C/svg%3E"); }
.icon-bolt { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M13 2 3 14h9l-1 8 10-12h-9l1-8z'/%3E%3C/svg%3E"); }
.icon-cogs { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='3'/%3E%3Cpath d='M12 1v4M12 19v4M4.22 4.22l2.83 2.83M16.95 16.95l2.83 2.83M1 12h4M19 12h4M4.22 19.78l2.83-2.83M16.95 7.05l2.83-2.83'/%3E%3C/svg%3E"); }
.icon-headset { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3 18v-6a9 9 0 0 1 18 0v6'/%3E%3Cpath d='M21 19a2 2 0 0 1-2 2h-1a2 2 0 0 1-2-2v-3a2 2 0 0 1 2-2h3zM3 19a2 2 0 0 0 2 2h1a2 2 0 0 0 2-2v-3a2 2 0 0 0-2-2H3z'/%3E%3C/svg%3E"); }
.icon-tools { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M14.7 6.3a1 1 0 0 0 0 1.4l1.6 1.6a1 1 0 0 0 1.4 0l3.77-3.77a6 6 0 0 1-7.94 7.94l-6.91 6.91a2.12 2.12 0 0 1-3-3l6.91-6.91a6 6 0 0 1 7.94-7.94l-3.76 3.76z'/%3E%3C/svg%3E"); }
.icon-truck { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M1 3h15v13H1z'/%3E%3Cpath d='M16 8h4l3 3v5h-7V8z'/%3E%3Ccircle cx='5.5' cy='18.5' r='2.5'/%3E%3Ccircle cx='18.5' cy='18.5' r='2.5'/%3E%3C/svg%3E"); }
.icon-cert { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='8' r='6'/%3E%3Cpath d='M15.477 12.89 17 22l-5-3-5 3 1.523-9.11'/%3E%3C/svg%3E"); }
.icon-factory { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M2 20a2 2 0 0 0 2 2h16a2 2 0 0 0 2-2V8l-7 5V8l-7 5V4a2 2 0 0 0-2-2H4a2 2 0 0 0-2 2Z'/%3E%3Cpath d='M17 18h1M12 18h1M7 18h1'/%3E%3C/svg%3E"); }
.icon-team { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M17 21v-2a4 4 0 0 0-4-4H5a4 4 0 0 0-4 4v2'/%3E%3Ccircle cx='9' cy='7' r='4'/%3E%3Cpath d='M23 21v-2a4 4 0 0 0-3-3.87M16 3.13a4 4 0 0 1 0 7.75'/%3E%3C/svg%3E"); }

/* ---------- Preloader ---------- */
.preloader {
    position: fixed; inset: 0; z-index: 2000; background: var(--navy-950);
    display: flex; align-items: center; justify-content: center; transition: opacity .5s, visibility .5s;
}
.preloader.hidden { opacity: 0; visibility: hidden; }
.preloader-inner { text-align: center; }
.preloader-inner img { width: 170px; max-width: 60vw; margin: 0 auto 20px; }
.preloader-bar { width: 160px; height: 3px; background: var(--navy-600); border-radius: 4px; overflow: hidden; margin-inline: auto; }
.preloader-bar span { display: block; height: 100%; width: 40%; background: var(--accent); animation: preload 1s ease-in-out infinite; }
@keyframes preload { 0% { transform: translateX(-100%); } 100% { transform: translateX(400%); } }

/* ---------- Topbar ---------- */
.topbar { background: var(--navy-950); border-bottom: 1px solid var(--navy-700); font-size: 13px; position: relative; z-index: 60; }
.topbar-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 8px 0; flex-wrap: wrap; }
.topbar-left, .topbar-right { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.topbar-item { display: inline-flex; align-items: center; gap: 6px; color: var(--steel-400); }
.topbar-item a { color: var(--steel-400); transition: color var(--transition); }
.topbar-item a:hover { color: var(--accent); }
.lang-switcher { display: flex; gap: 2px; background: var(--navy-800); padding: 3px; border-radius: 8px; }
.lang-link { padding: 4px 10px; border-radius: 6px; color: var(--steel-400); font-weight: 600; font-size: 12.5px; transition: var(--transition); }
.lang-link:hover { color: #fff; }
.lang-link.active { background: var(--accent); color: #fff; }
@media (max-width: 768px) { .hide-sm { display: none !important; } .topbar { font-size: 12px; } }

/* ---------- Header ---------- */
.site-header {
    position: sticky; top: 0; z-index: 100; background: rgba(11, 18, 32, .82);
    backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(36, 48, 74, .6); transition: var(--transition);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 14px 0; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand-logo { width: 160px; height: auto; display: block; background: #fff; padding: 8px 14px; border-radius: 12px; border-left: 5px solid var(--accent); }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-name { font-family: var(--font-head); font-weight: 800; font-size: 21px; color: #fff; }
.brand-name em { font-style: normal; color: var(--accent); }
.brand-tag { font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--steel-400); }
.main-nav { display: flex; }
.nav-list { display: flex; gap: 4px; }
.nav-list > li { position: relative; }
.nav-list > li > a {
    display: flex; align-items: center; gap: 5px; padding: 10px 14px; border-radius: 8px;
    color: var(--steel-100); font-weight: 500; font-size: 15px; transition: var(--transition);
}
.nav-list > li > a:hover, .nav-list > li > a.active { color: var(--accent); background: var(--accent-soft); }
.dropdown {
    position: absolute; top: calc(100% + 8px); left: 0; min-width: 260px; padding: 10px;
    background: var(--navy-800); border: 1px solid var(--navy-600); border-radius: 12px;
    box-shadow: var(--shadow); opacity: 0; visibility: hidden; transform: translateY(8px);
    transition: var(--transition); display: grid; gap: 2px;
}
.has-dropdown:hover .dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown a { display: block; padding: 9px 12px; border-radius: 8px; color: var(--steel-300); font-size: 14px; transition: var(--transition); }
.dropdown a:hover { background: var(--accent-soft); color: var(--accent); }
.header-actions { display: flex; align-items: center; gap: 12px; }
.nav-toggle { display: none; width: 42px; height: 42px; border-radius: 8px; border: 1px solid var(--navy-600); flex-direction: column; align-items: center; justify-content: center; gap: 5px; }
.nav-toggle span { width: 20px; height: 2px; background: var(--white); border-radius: 2px; transition: var(--transition); }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.header-spacer { display: none; }
@media (max-width: 1024px) {
    .nav-toggle { display: flex; }
    .main-nav {
        position: fixed; top: 0; right: -320px; width: 300px; height: 100dvh; z-index: 120;
        background: var(--navy-900); border-left: 1px solid var(--navy-600);
        padding: 90px 24px 30px; transition: right .35s cubic-bezier(.4, 0, .2, 1); overflow-y: auto;
    }
    .main-nav.open { right: 0; box-shadow: var(--shadow); }
    .nav-list { flex-direction: column; gap: 6px; }
    .dropdown { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: 0; border-left: 2px solid var(--accent); margin: 4px 0 4px 8px; padding: 6px 10px; display: none; }
    .has-dropdown.open .dropdown { display: grid; }
}

/* ---------- Hero ---------- */
.hero { min-height: 92vh; display: flex; align-items: center; position: relative; overflow: hidden; padding: 60px 0 200px; background: linear-gradient(135deg, var(--navy-950) 0%, var(--navy-900) 45%, #0d1a30 100%); }
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hero-grid-overlay { position: absolute; inset: 0; background-image: linear-gradient(rgba(148, 163, 184, .05) 1px, transparent 1px), linear-gradient(90deg, rgba(148, 163, 184, .05) 1px, transparent 1px); background-size: 56px 56px; mask-image: radial-gradient(ellipse at 30% 40%, #000 0%, transparent 70%); }
.hero-glow { position: absolute; border-radius: 50%; filter: blur(90px); opacity: .35; }
.hero-glow-1 { width: 480px; height: 480px; background: radial-gradient(circle, rgba(249, 115, 22, .4), transparent 70%); top: -120px; right: -60px; }
.hero-glow-2 { width: 420px; height: 420px; background: radial-gradient(circle, rgba(56, 120, 255, .3), transparent 70%); bottom: -140px; left: -100px; }

/* ---------- Hero slider ---------- */
.hero-slider { width: 100%; position: relative; z-index: 2; }
.hero-slide { display: flex; align-items: center; }
/* Before Swiper initializes, only the first slide should paint. */
.hero-slide:not(:first-child) { visibility: hidden; }
/* Once Swiper is ready, only the active slide is visible so inactive
   slides never overlap/cover the active slide's CTA buttons. */
.swiper-initialized .hero-slide.swiper-slide-active { visibility: visible; }
.swiper-initialized .hero-slide:not(.swiper-slide-active) { visibility: hidden; pointer-events: none; }
.hero-inner { display: grid; grid-template-columns: 1.15fr .85fr; gap: 40px; align-items: center; position: relative; z-index: 2; padding: 40px 0; }

/* Slide content animations (driven by .swiper-slide-active + .hero-anim) */
.hero-anim { opacity: 0; }
.hero-slide.swiper-slide-active .hero-anim[data-anim='fade-up'] { animation: heroFadeUp .9s cubic-bezier(.4, 0, .2, 1) forwards; }
.hero-slide.swiper-slide-active .hero-anim[data-anim='zoom-in'] { animation: heroZoomIn 1s cubic-bezier(.4, 0, .2, 1) forwards; }
.hero-slide.swiper-slide-active .hero-anim:nth-child(1) { animation-delay: .15s; }
.hero-slide.swiper-slide-active .hero-anim:nth-child(2) { animation-delay: .3s; }
.hero-slide.swiper-slide-active .hero-anim:nth-child(3) { animation-delay: .45s; }
.hero-slide.swiper-slide-active .hero-anim:nth-child(4) { animation-delay: .6s; }
@keyframes heroFadeUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: none; } }
@keyframes heroZoomIn { from { opacity: 0; transform: scale(.82); } to { opacity: 1; transform: scale(1); } }

.hero-badge {
    display: inline-flex; align-items: center; gap: 8px; padding: 8px 16px; border-radius: 100px;
    background: var(--glass); border: 1px solid rgba(249, 115, 22, .4); color: var(--accent);
    font-size: 13px; font-weight: 600; letter-spacing: .04em; margin-bottom: 22px; backdrop-filter: blur(8px);
}
.hero-badge::before { content: ''; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); animation: pulse 1.6s infinite; }
@keyframes pulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(249, 115, 22, .5); } 50% { box-shadow: 0 0 0 6px rgba(249, 115, 22, 0); } }
.hero-title { font-size: clamp(32px, 4.6vw, 56px); font-weight: 800; letter-spacing: -.02em; margin-bottom: 20px; }
.hero-title-line { display: block; }
.hero-title .accent { color: var(--accent); }
.hero-sub { font-size: clamp(15px, 1.6vw, 18px); color: var(--steel-400); max-width: 540px; margin-bottom: 30px; }
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; }

/* Product image (right side) */
.hero-visual { position: relative; min-height: 380px; display: flex; align-items: center; justify-content: center; }
.hero-product-img {
    max-width: 100%; max-height: 440px; object-fit: contain; filter: drop-shadow(0 30px 60px rgba(0, 0, 0, .55));
    animation: heroFloat 5s ease-in-out infinite;
}
@keyframes heroFloat { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }

.hero-visual-badge {
    position: absolute; left: -10px; bottom: 30px; z-index: 3; display: flex; align-items: center; gap: 12px;
    padding: 14px 18px; background: var(--glass); border: 1px solid rgba(148, 163, 184, .2);
    border-radius: 14px; backdrop-filter: blur(10px);
}
.hero-visual-badge .icon { width: 34px; height: 34px; color: var(--accent); }
.hero-visual-badge strong { display: block; font-size: 14px; color: #fff; }
.hero-visual-badge span { font-size: 12px; color: var(--steel-400); }

/* Hero controls */
.hero-controls { position: absolute; left: 0; right: 0; bottom: 74px; z-index: 5; display: flex; align-items: center; justify-content: space-between; max-width: 1200px; margin: 0 auto; padding: 0 4%; pointer-events: none; }
.hero-controls > * { pointer-events: auto; }
.hero-pagination { position: static !important; width: auto !important; display: flex; gap: 8px; }
.hero-pagination .swiper-pagination-bullet { width: 34px; height: 4px; border-radius: 4px; background: rgba(148, 163, 184, .4); opacity: 1; transition: var(--transition); }
.hero-pagination .swiper-pagination-bullet-active { background: var(--accent); width: 54px; }
.hero-nav { display: flex; gap: 10px; }
.hero-nav .swiper-btn { width: 44px; height: 44px; }

/* Hero stats */
.hero-stats-wrap { position: absolute; left: 0; right: 0; bottom: 0; z-index: 4; padding: 34px 0 30px; background: linear-gradient(transparent, rgba(7, 13, 26, .8)); }
.hero-stats { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; max-width: 100%; }
.stat { padding: 16px 14px; background: var(--glass); border: 1px solid rgba(148, 163, 184, .14); border-radius: 14px; backdrop-filter: blur(8px); text-align: center; }
.stat-num { display: block; font-family: var(--font-head); font-size: clamp(20px, 2.2vw, 28px); font-weight: 800; color: var(--accent); }
.stat-label { font-size: 12px; color: var(--steel-400); text-transform: uppercase; letter-spacing: .05em; }
.stat-wide { display: flex; align-items: center; justify-content: center; gap: 8px; }
.stat-wide .stat-num { font-size: clamp(14px, 1.5vw, 18px); text-transform: uppercase; letter-spacing: .03em; }
.hero-scroll { position: absolute; bottom: 200px; left: 50%; transform: translateX(-50%); z-index: 3; opacity: .7; transition: var(--transition); }
.hero-scroll:hover { opacity: 1; }
.mouse { display: block; width: 26px; height: 42px; border: 2px solid var(--steel-400); border-radius: 14px; position: relative; }
.wheel { position: absolute; top: 7px; left: 50%; width: 3px; height: 8px; margin-left: -1.5px; border-radius: 3px; background: var(--accent); animation: wheel 1.6s infinite; }
@keyframes wheel { 0% { opacity: 1; transform: translateY(0); } 100% { opacity: 0; transform: translateY(14px); } }
@media (max-width: 1024px) {
    .hero { align-items: flex-start; }
    .hero-inner { grid-template-columns: 1fr; }
    .hero-visual { min-height: 260px; order: -1; }
    .hero-stats { grid-template-columns: repeat(3, 1fr); max-width: none; }
    .hero-controls { bottom: 250px; }
    .hero-scroll { bottom: 270px; }
}
@media (max-width: 560px) {
    .brand-logo { width: 135px; }
    .hero { padding: 24px 0 300px; align-items: flex-start; }
    .hero-inner { gap: 20px; padding: 10px 0 6px; }
    .hero-visual { min-height: 0; order: -1; }
    .hero-visual-badge { display: none; }
    .hero-product-img { max-height: 210px; }
    .hero-ctas { flex-direction: column; }
    .hero-ctas .btn { width: 100%; }
    .hero-title { font-size: clamp(26px, 7vw, 34px); margin-bottom: 14px; }
    .hero-sub { margin-bottom: 20px; }
    .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .hero-controls { bottom: 276px; }
    .hero-scroll { display: none; }
}

/* ---------- Reveal animations ---------- */
.reveal-up { opacity: 0; transform: translateY(28px); transition: opacity .7s cubic-bezier(.4, 0, .2, 1), transform .7s cubic-bezier(.4, 0, .2, 1); }
.reveal-up.revealed { opacity: 1; transform: none; }

/* ---------- Category cards ---------- */
.category-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.category-card {
    position: relative; background: var(--navy-700); border: 1px solid var(--navy-600); border-radius: var(--radius);
    overflow: hidden; transition: var(--transition); display: block;
}
.category-card:hover { transform: translateY(-8px); box-shadow: var(--shadow); border-color: var(--accent); }
.category-card-img { position: relative; aspect-ratio: 4/3; overflow: hidden; background: var(--navy-800); }
.category-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.category-card:hover .category-card-img img { transform: scale(1.07); }
.category-card-count { position: absolute; top: 12px; right: 12px; background: var(--accent); color: #fff; font-size: 12px; font-weight: 700; padding: 5px 10px; border-radius: 100px; }
.category-card-body { padding: 20px; }
.category-card-body h3 { font-size: 18px; margin-bottom: 6px; }
.category-card-body p { color: var(--steel-400); font-size: 13.5px; margin-bottom: 12px; }
.category-card-link { color: var(--accent); font-weight: 600; font-size: 13.5px; }
.section-cta { text-align: center; margin-top: 44px; }
@media (max-width: 1024px) { .category-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .category-grid { grid-template-columns: 1fr; } }

/* ---------- Product cards ---------- */
.products-swiper { overflow: visible; }
.swiper-nav { display: flex; justify-content: flex-end; gap: 10px; margin-top: 28px; }
.swiper-btn { width: 46px; height: 46px; border-radius: 50%; border: 1px solid var(--navy-600); color: var(--steel-100); display: inline-flex; align-items: center; justify-content: center; transition: var(--transition); }
.swiper-btn:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.product-card { background: var(--navy-800); border: 1px solid var(--navy-600); border-radius: var(--radius); overflow: hidden; transition: var(--transition); height: 100%; display: flex; flex-direction: column; }
.product-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: rgba(249, 115, 22, .5); }
.product-card-img { position: relative; aspect-ratio: 4/3; background: #fff; overflow: hidden; }
.product-card-img img { width: 100%; height: 100%; object-fit: contain; transition: transform .6s ease; }
.product-card:hover .product-card-img img { transform: scale(1.06); }
.product-card-body { padding: 20px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.product-card-cat { font-size: 12px; text-transform: uppercase; letter-spacing: .1em; color: var(--accent); font-weight: 600; }
.product-card-body h3 { font-size: 17px; }
.product-card-body h3 a:hover { color: var(--accent); }
.product-card-desc { color: var(--steel-400); font-size: 13px; }
.product-card-specs { display: flex; flex-wrap: wrap; gap: 8px 18px; font-size: 13px; color: var(--steel-400); }
.product-card-specs span { color: var(--steel-500); }
.product-card-actions { display: flex; gap: 10px; margin-top: auto; padding-top: 10px; flex-wrap: wrap; }
.badge { position: absolute; top: 12px; left: 12px; font-size: 11.5px; font-weight: 700; padding: 5px 11px; border-radius: 100px; z-index: 2; }
.badge-popular { background: var(--accent); color: #fff; }
.catalog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.catalog-layout { display: grid; grid-template-columns: 280px 1fr; gap: 32px; align-items: start; }
.catalog-filters { position: sticky; top: 100px; background: var(--navy-800); border: 1px solid var(--navy-600); border-radius: var(--radius); padding: 24px; }
.filter-block { margin-bottom: 18px; }
.filter-label { display: block; font-size: 12.5px; text-transform: uppercase; letter-spacing: .08em; color: var(--steel-400); margin-bottom: 7px; font-weight: 600; }
.filter-block input, .filter-block select, .form-group input, .form-group select, .form-group textarea {
    width: 100%; background: var(--navy-900); border: 1px solid var(--navy-600); border-radius: 9px;
    padding: 11px 14px; color: var(--steel-100); transition: var(--transition); outline: none;
}
.filter-block input:focus, .filter-block select:focus, .form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.catalog-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 22px; flex-wrap: wrap; }
.result-count { color: var(--steel-400); font-size: 14px; }
.result-count strong { color: var(--accent); }
.sort-options { display: flex; gap: 4px; background: var(--navy-800); border: 1px solid var(--navy-600); border-radius: 9px; padding: 4px; }
.sort-options a { padding: 7px 16px; border-radius: 6px; font-size: 13px; font-weight: 600; color: var(--steel-400); transition: var(--transition); }
.sort-options a:hover { color: #fff; }
.sort-options a.active { background: var(--accent); color: #fff; }
@media (max-width: 1024px) { .catalog-layout { grid-template-columns: 1fr; } .catalog-filters { position: static; } .catalog-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .catalog-grid { grid-template-columns: 1fr; } }

/* ---------- Why choose ---------- */
.why-section { overflow: hidden; }
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.why-card { background: var(--glass); border: 1px solid rgba(148, 163, 184, .14); border-radius: var(--radius); padding: 26px 22px; transition: var(--transition); backdrop-filter: blur(6px); }
.why-card:hover { transform: translateY(-6px); border-color: var(--accent); box-shadow: var(--shadow-sm); }
.why-icon { width: 52px; height: 52px; border-radius: 14px; background: var(--accent-soft); display: flex; align-items: center; justify-content: center; margin-bottom: 16px; }
.why-icon .icon { width: 26px; height: 26px; color: var(--accent); }
.why-card h3 { font-size: 16.5px; margin-bottom: 8px; }
.why-card p { color: var(--steel-400); font-size: 13.5px; }
@media (max-width: 1024px) { .why-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .why-grid { grid-template-columns: 1fr; } }

/* ---------- Industries ---------- */
.industry-tags { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }
.industry-tag { display: inline-flex; align-items: center; gap: 8px; padding: 13px 22px; background: var(--navy-800); border: 1px solid var(--navy-600); border-radius: 100px; font-weight: 600; font-size: 14.5px; color: var(--steel-100); transition: var(--transition); }
.industry-tag:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }
.industry-tag .icon { color: var(--green); }

/* ---------- Gallery ---------- */
.gallery-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.gallery-grid-page { grid-template-columns: repeat(3, 1fr); }
.gallery-item { position: relative; border-radius: 12px; overflow: hidden; aspect-ratio: 4/3; display: block; background: #fff; cursor: zoom-in; }
.gallery-item img { width: 100%; height: 100%; object-fit: contain; padding: 10px; transition: transform .55s ease; }
.gallery-item:hover img { transform: scale(1.05); }
.gallery-item-caption { position: absolute; inset: auto 0 0 0; padding: 26px 14px 12px; background: linear-gradient(transparent, rgba(7, 13, 26, .92)); color: #fff; font-size: 13.5px; font-weight: 600; }
.album-filter { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-bottom: 34px; }
.filter-chip { padding: 10px 22px; border-radius: 100px; border: 1px solid var(--navy-600); color: var(--steel-300); font-weight: 600; font-size: 13.5px; transition: var(--transition); background: var(--navy-800); }
.filter-chip:hover { border-color: var(--accent); color: var(--accent); }
.filter-chip.active { background: var(--accent); border-color: var(--accent); color: #fff; }
@media (max-width: 1024px) { .gallery-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 768px) { .gallery-grid, .gallery-grid-page { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .gallery-grid, .gallery-grid-page { grid-template-columns: 1fr; } }

/* ---------- Videos ---------- */
.video-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.video-grid-page { grid-template-columns: repeat(3, 1fr); }
.video-card { position: relative; border-radius: var(--radius); overflow: hidden; aspect-ratio: 16/10; display: block; background: #fff; }
.video-card img { width: 100%; height: 100%; object-fit: contain; padding: 8px; transition: transform .55s ease; }
.video-card:hover img { transform: scale(1.05); }
.video-play { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 62px; height: 62px; border-radius: 50%; background: rgba(249, 115, 22, .92); display: flex; align-items: center; justify-content: center; transition: var(--transition); box-shadow: 0 0 0 8px rgba(249, 115, 22, .25); }
.video-play .icon { width: 24px; height: 24px; color: #fff; margin-left: 3px; }
.video-card:hover .video-play { transform: translate(-50%, -50%) scale(1.1); }
.video-card-title { position: absolute; inset: auto 0 0 0; padding: 30px 14px 12px; background: linear-gradient(transparent, rgba(7, 13, 26, .94)); color: #fff; font-size: 14px; font-weight: 600; }
@media (max-width: 1024px) { .video-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .video-grid, .video-grid-page { grid-template-columns: 1fr; } }

/* ---------- Quote section / forms ---------- */
.quote-section { padding-bottom: 120px; }
.quote-panel { background: var(--navy-800); border: 1px solid var(--navy-600); border-radius: var(--radius); padding: clamp(24px, 4vw, 44px); box-shadow: var(--shadow); }
.quote-panel-head { text-align: center; margin-bottom: 28px; }
.quote-panel-head h2 { font-size: clamp(22px, 3vw, 30px); margin-bottom: 6px; }
.quote-panel-head p { color: var(--steel-400); font-size: 14.5px; }
.quote-form { display: grid; gap: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group label { display: block; font-size: 13.5px; font-weight: 600; margin-bottom: 7px; color: var(--steel-300); }
.form-group label::after { content: ' *'; color: var(--accent); }
.form-group label:not([for*='required']) { }
.form-status { text-align: center; font-size: 14.5px; font-weight: 600; min-height: 22px; }
.form-status.success { color: var(--green); }
.form-status.error { color: #f87171; }
@media (max-width: 640px) { .form-row { grid-template-columns: 1fr; } }

/* ---------- CTA band ---------- */
.cta-band { background: linear-gradient(120deg, var(--accent-dark), var(--accent)); padding: 60px 0; }
.cta-band-inner { display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap; }
.cta-title { font-size: clamp(24px, 3.4vw, 34px); color: #fff; margin-bottom: 6px; }
.cta-sub { color: rgba(255, 255, 255, .85); font-size: 15px; }
.cta-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.cta-actions .btn-accent { background: var(--navy-900); box-shadow: none; }
.cta-actions .btn-accent:hover { background: var(--navy-950); }
@media (max-width: 860px) { .cta-band-inner { justify-content: center; text-align: center; } }

/* ---------- Ambient animated background ---------- */
/* Fixed layer behind all content. Uses transform/opacity only for smooth, mobile-friendly motion. */
.bg-ambient {
    position: fixed; inset: 0; z-index: -1;
    overflow: hidden; pointer-events: none;
    background:
        radial-gradient(1100px 600px at 85% -10%, rgba(249, 115, 22, .07), transparent 60%),
        radial-gradient(900px 520px at -10% 30%, rgba(59, 130, 246, .06), transparent 55%),
        radial-gradient(1000px 700px at 55% 115%, rgba(16, 185, 129, .05), transparent 60%),
        var(--navy-900);
}

/* Faint industrial grid that breathes slowly */
.bg-grid {
    position: absolute; inset: -2px;
    background-image:
        linear-gradient(rgba(148, 163, 184, .05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(148, 163, 184, .05) 1px, transparent 1px);
    background-size: 54px 54px;
    -webkit-mask-image: radial-gradient(ellipse 90% 80% at 50% 40%, #000 30%, transparent 75%);
            mask-image: radial-gradient(ellipse 90% 80% at 50% 40%, #000 30%, transparent 75%);
    animation: gridDrift 26s linear infinite;
}
@keyframes gridDrift {
    from { transform: translate3d(0, 0, 0); }
    to   { transform: translate3d(54px, 54px, 0); }
}

/* Soft pulsing color glows */
.bg-glow { position: absolute; border-radius: 50%; filter: blur(90px); will-change: transform, opacity; }
.bg-glow-1 { width: 520px; height: 520px; top: -160px; right: -120px; background: rgba(249, 115, 22, .16); animation: glowFloat 16s ease-in-out infinite alternate; }
.bg-glow-2 { width: 460px; height: 460px; bottom: -140px; left: -140px; background: rgba(59, 130, 246, .13); animation: glowFloat 20s ease-in-out infinite alternate-reverse; }
.bg-glow-3 { width: 380px; height: 380px; top: 42%; left: 62%; background: rgba(16, 185, 129, .09); animation: glowFloat 24s ease-in-out infinite alternate; }
@keyframes glowFloat {
    from { transform: translate3d(0, 0, 0) scale(1); }
    to   { transform: translate3d(40px, -30px, 0) scale(1.12); }
}

/* Drifting gear silhouettes (industrial motif, drawn in pure CSS) */
.bg-gear {
    position: absolute; opacity: .16; pointer-events: none;
    -webkit-mask: var(--gear) center / contain no-repeat;
            mask: var(--gear) center / contain no-repeat;
    background: var(--steel-400);
}
.bg-gear-1 { --gear: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cg fill='%23000'%3E%3Cpath d='M50 0v14M50 86v14M0 50h14M86 50h14M13 13l10 10M77 77l10 10M87 13L77 23M23 77l-10 10'/%3E%3Cpath d='M50 18a32 32 0 1 0 0 64 32 32 0 0 0 0-64zm0 12a20 20 0 1 1 0 40 20 20 0 0 1 0-40z' fill-rule='evenodd'/%3E%3C/g%3E%3C/svg%3E"); width: 150px; height: 150px; top: 12%; left: -40px; animation: gearSpin 34s linear infinite; }
.bg-gear-2 { --gear: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cg fill='%23000'%3E%3Cpath d='M50 0v14M50 86v14M0 50h14M86 50h14M13 13l10 10M77 77l10 10M87 13L77 23M23 77l-10 10'/%3E%3Cpath d='M50 18a32 32 0 1 0 0 64 32 32 0 0 0 0-64zm0 12a20 20 0 1 1 0 40 20 20 0 0 1 0-40z' fill-rule='evenodd'/%3E%3C/g%3E%3C/svg%3E"); width: 110px; height: 110px; top: 62%; right: -30px; animation: gearSpin 26s linear infinite reverse; }
.bg-gear-3 { --gear: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cg fill='%23000'%3E%3Cpath d='M50 4v12M50 84v12M4 50h12M84 50h12M16 16l8 8M76 76l8 8M84 16l-8 8M24 76l-8 8'/%3E%3Cpath d='M50 22a28 28 0 1 0 0 56 28 28 0 0 0 0-56zm0 10a18 18 0 1 1 0 36 18 18 0 0 1 0-36z' fill-rule='evenodd'/%3E%3C/g%3E%3C/svg%3E"); width: 84px; height: 84px; top: 34%; left: 8%; animation: gearSpin 20s linear infinite; }
.bg-gear-4 { --gear: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cg fill='%23000'%3E%3Cpath d='M50 0v14M50 86v14M0 50h14M86 50h14M13 13l10 10M77 77l10 10M87 13L77 23M23 77l-10 10'/%3E%3Cpath d='M50 18a32 32 0 1 0 0 64 32 32 0 0 0 0-64zm0 12a20 20 0 1 1 0 40 20 20 0 0 1 0-40z' fill-rule='evenodd'/%3E%3C/g%3E%3C/svg%3E"); width: 64px; height: 64px; top: 72%; left: 58%; animation: gearSpin 16s linear infinite reverse; }
@keyframes gearSpin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

/* Floating dust/ember particles */
.bg-particles { position: absolute; inset: 0; }
.bg-particles span {
    position: absolute; bottom: -12px; width: 5px; height: 5px; border-radius: 50%;
    background: var(--accent); opacity: 0;
    animation: particleRise linear infinite;
}
.bg-particles span:nth-child(1)  { left: 8%;  animation-duration: 22s; animation-delay: 0s;    }
.bg-particles span:nth-child(2)  { left: 17%; animation-duration: 27s; animation-delay: 3s;    }
.bg-particles span:nth-child(3)  { left: 26%; animation-duration: 19s; animation-delay: 1.5s;  }
.bg-particles span:nth-child(4)  { left: 35%; animation-duration: 31s; animation-delay: 5s;    }
.bg-particles span:nth-child(5)  { left: 44%; animation-duration: 24s; animation-delay: 2s;    }
.bg-particles span:nth-child(6)  { left: 53%; animation-duration: 20s; animation-delay: 6.5s;  }
.bg-particles span:nth-child(7)  { left: 62%; animation-duration: 29s; animation-delay: 4s;    }
.bg-particles span:nth-child(8)  { left: 71%; animation-duration: 23s; animation-delay: 7s;    }
.bg-particles span:nth-child(9)  { left: 80%; animation-duration: 26s; animation-delay: 1s;    }
.bg-particles span:nth-child(10) { left: 89%; animation-duration: 21s; animation-delay: 5.5s;  }
.bg-particles span:nth-child(11) { left: 14%; animation-duration: 33s; animation-delay: 8s;    }
.bg-particles span:nth-child(12) { left: 48%; animation-duration: 18s; animation-delay: 9.5s;  }
.bg-particles span:nth-child(13) { left: 67%; animation-duration: 30s; animation-delay: 2.5s;  }
.bg-particles span:nth-child(14) { left: 92%; animation-duration: 25s; animation-delay: 11s;   }
.bg-particles span:nth-child(15) { left: 5%;  animation-duration: 28s; animation-delay: 12.5s; }
@keyframes particleRise {
    0%   { transform: translate3d(0, 0, 0) scale(.6); opacity: 0; }
    8%   { opacity: .55; }
    60%  { transform: translate3d(24px, -52vh, 0) scale(1); opacity: .35; }
    100% { transform: translate3d(-12px, -104vh, 0) scale(.7); opacity: 0; }
}

/* Reduced motion: keep the static texture, drop all movement */
@media (prefers-reduced-motion: reduce) {
    .bg-grid, .bg-glow, .bg-gear, .bg-particles span { animation: none !important; }
    .bg-particles span { opacity: 0; }
}

/* Mobile: fewer, smaller moving elements for performance */
@media (max-width: 768px) {
    .bg-gear-1 { width: 100px; height: 100px; }
    .bg-gear-2 { width: 76px; height: 76px; }
    .bg-gear-3, .bg-gear-4 { display: none; }
    .bg-particles span:nth-child(n+9) { display: none; }
    .bg-glow-1 { width: 320px; height: 320px; }
    .bg-glow-2 { width: 280px; height: 280px; }
    .bg-glow-3 { display: none; }
    .bg-grid { background-size: 42px 42px; }
}
@media (max-width: 480px) {
    .bg-particles span:nth-child(n+5) { display: none; }
    .bg-grid { background-size: 34px 34px; }
}

/* ---------- Footer ---------- */
.site-footer { background: var(--navy-950); border-top: 1px solid var(--navy-700); padding: 70px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.3fr; gap: 40px; padding-bottom: 44px; }
.footer-col h4 { font-size: 16px; margin-bottom: 18px; }
.footer-about p { color: var(--steel-400); font-size: 14px; margin: 16px 0 20px; max-width: 320px; }
.footer-brand .brand-logo { width: 210px; }
.footer-social { display: flex; gap: 10px; }
.footer-social a { width: 40px; height: 40px; border-radius: 10px; border: 1px solid var(--navy-600); display: flex; align-items: center; justify-content: center; color: var(--steel-300); transition: var(--transition); }
.footer-social a:hover { background: var(--accent); border-color: var(--accent); color: #fff; transform: translateY(-3px); }
.footer-links, .footer-contact { display: grid; gap: 11px; }
.footer-links a { color: var(--steel-400); font-size: 14px; transition: var(--transition); }
.footer-links a:hover { color: var(--accent); padding-left: 5px; }
.footer-contact li { display: flex; gap: 10px; color: var(--steel-400); font-size: 14px; }
.footer-contact li .icon { color: var(--accent); margin-top: 4px; }
.footer-contact a:hover { color: var(--accent); }
.footer-map { margin-top: 16px; border-radius: 10px; overflow: hidden; border: 1px solid var(--navy-600); height: 130px; }
.footer-map iframe { width: 100%; height: 100%; filter: grayscale(.8) invert(.9) hue-rotate(180deg); }
.footer-bottom { border-top: 1px solid var(--navy-700); padding: 20px 0; display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; color: var(--steel-500); font-size: 13.5px; }
.footer-bottom-links { display: flex; gap: 10px; }
.footer-bottom-links a:hover { color: var(--accent); }
@media (max-width: 1024px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .footer-grid { grid-template-columns: 1fr; } .footer-bottom { justify-content: center; text-align: center; } }

/* ---------- Floating actions ---------- */
.floating-actions { position: fixed; right: 20px; bottom: 20px; z-index: 150; display: flex; flex-direction: column; gap: 12px; }
.fab { width: 54px; height: 54px; border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow-sm); transition: var(--transition); color: #fff; }
.fab .icon { width: 26px; height: 26px; }
.fab:hover { transform: scale(1.1) translateY(-3px); }
.fab-whatsapp { background: #128c4a; }
.fab-call { background: var(--accent); }
.fab-quote { background: var(--navy-700); border: 1px solid var(--navy-600); }

/* ---------- Page hero ---------- */
.page-hero { background: linear-gradient(135deg, var(--navy-950), var(--navy-800)); padding: 70px 0; border-bottom: 1px solid var(--navy-700); text-align: center; position: relative; overflow: hidden; }
.page-hero::after { content: ''; position: absolute; inset: 0; background-image: linear-gradient(rgba(148, 163, 184, .04) 1px, transparent 1px), linear-gradient(90deg, rgba(148, 163, 184, .04) 1px, transparent 1px); background-size: 48px 48px; mask-image: radial-gradient(ellipse at 50% 0%, #000, transparent 70%); }
.page-hero h1 { font-size: clamp(30px, 4.4vw, 48px); position: relative; z-index: 1; }
.page-hero p { color: var(--steel-400); margin-top: 12px; position: relative; z-index: 1; max-width: 640px; margin-inline: auto; }
.page-hero-compact { padding: 52px 0; }

/* ---------- Breadcrumbs ---------- */
.breadcrumbs { background: var(--navy-900); border-bottom: 1px solid var(--navy-700); padding: 13px 0; font-size: 13.5px; }
.breadcrumbs ol { display: flex; flex-wrap: wrap; gap: 8px; color: var(--steel-500); }
.breadcrumbs li { display: flex; align-items: center; gap: 8px; }
.breadcrumbs li + li::before { content: '/'; color: var(--steel-600); }
.breadcrumbs a:hover { color: var(--accent); }
.breadcrumbs li[aria-current='page'] { color: var(--accent); font-weight: 600; }

/* ---------- Product detail ---------- */
.product-detail { padding-top: 60px; }
.product-detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 44px; margin-bottom: 54px; align-items: start; }
.product-gallery { position: sticky; top: 110px; }
.product-main-img { position: relative; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--navy-600); background: #fff; aspect-ratio: 4/3; }
.product-main-img img { width: 100%; height: 100%; object-fit: contain; }
.zoom-btn { position: absolute; right: 14px; bottom: 14px; width: 44px; height: 44px; border-radius: 10px; background: rgba(7, 13, 26, .7); border: 1px solid rgba(255, 255, 255, .2); color: #fff; display: flex; align-items: center; justify-content: center; backdrop-filter: blur(6px); transition: var(--transition); }
.zoom-btn:hover { background: var(--accent); }
.product-thumbs { display: flex; gap: 10px; margin-top: 12px; overflow-x: auto; padding-bottom: 4px; }
.thumb { width: 84px; height: 64px; border-radius: 8px; overflow: hidden; border: 2px solid transparent; opacity: .65; transition: var(--transition); flex: 0 0 auto; }
.thumb img { width: 100%; height: 100%; object-fit: contain; }
.thumb.active, .thumb:hover { border-color: var(--accent); opacity: 1; }
.product-title { font-size: clamp(26px, 3.2vw, 36px); margin: 10px 0 8px; }
.product-code { color: var(--steel-500); font-size: 14px; margin-bottom: 16px; }
.product-desc { color: var(--steel-300); margin-bottom: 22px; }
.spec-strip { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-bottom: 26px; }
.spec-strip li { background: var(--navy-800); border: 1px solid var(--navy-600); border-radius: 12px; padding: 14px 16px; }
.spec-strip span { display: block; font-size: 12px; text-transform: uppercase; letter-spacing: .07em; color: var(--steel-500); margin-bottom: 4px; }
.spec-strip strong { font-size: 15.5px; color: #fff; }
.product-cta-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 26px; }
.product-cta-row .btn { width: 100%; padding: 14px 12px; font-size: 14.5px; white-space: nowrap; }
.downloads { background: var(--navy-800); border: 1px solid var(--navy-600); border-radius: 12px; padding: 18px; }
.downloads h4 { font-size: 15px; margin-bottom: 12px; }
.download-list { display: flex; gap: 10px; flex-wrap: wrap; }
.download-item { display: inline-flex; align-items: center; gap: 8px; padding: 10px 16px; border: 1px solid var(--navy-600); border-radius: 9px; font-size: 13.5px; font-weight: 600; color: var(--steel-100); transition: var(--transition); }
.download-item:hover { border-color: var(--accent); color: var(--accent); }
@media (max-width: 1024px) { .product-detail-grid { grid-template-columns: 1fr; } .product-gallery { position: static; } }
@media (max-width: 640px) { .product-cta-row { grid-template-columns: repeat(3, 1fr); gap: 8px; } .product-cta-row .btn { font-size: 12px; padding: 12px 6px; } .product-cta-row .btn .icon { display: none; } }

/* ---------- Product tabs ---------- */
.product-tabs { margin-bottom: 54px; background: var(--navy-800); border: 1px solid var(--navy-600); border-radius: var(--radius); overflow: hidden; }
.tabs-nav { display: flex; border-bottom: 1px solid var(--navy-600); overflow-x: auto; }
.tab-btn { padding: 16px 26px; font-weight: 600; font-size: 14.5px; color: var(--steel-400); border-bottom: 2px solid transparent; transition: var(--transition); white-space: nowrap; }
.tab-btn:hover { color: #fff; }
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); }
.tabs-content { padding: 30px; }
.tab-panel { display: none; }
.tab-panel.active { display: block; animation: fadeIn .35s ease; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
.rich-text { color: var(--steel-300); line-height: 1.75; }
.spec-table { width: 100%; border-collapse: collapse; }
.spec-table th, .spec-table td { text-align: left; padding: 13px 16px; border-bottom: 1px solid var(--navy-600); font-size: 14.5px; }
.spec-table th { color: var(--steel-400); width: 40%; font-weight: 600; }
.spec-table td { color: var(--steel-100); }
.check-list { display: grid; gap: 12px; }
.check-list li { position: relative; padding-left: 30px; color: var(--steel-300); }
.check-list li::before { content: ''; position: absolute; left: 0; top: 4px; width: 18px; height: 18px; border-radius: 50%; background: var(--accent-soft); }
.check-list li::after { content: '✓'; position: absolute; left: 0; top: 3px; width: 18px; height: 18px; color: var(--accent); font-size: 12px; text-align: center; line-height: 18px; font-weight: 700; }
.check-list-lg li { font-size: 16px; padding-left: 34px; }
.product-inquiry { max-width: 760px; margin: 0 auto 54px; }
.related-products { margin-top: 20px; }

/* ---------- Zoom overlay ---------- */
.zoom-overlay { position: fixed; inset: 0; z-index: 300; background: rgba(7, 13, 26, .96); display: none; align-items: center; justify-content: center; padding: 40px; }
.zoom-overlay.open { display: flex; }
.zoom-overlay img { max-width: 92vw; max-height: 86vh; object-fit: contain; border-radius: 8px; }
.zoom-close { position: absolute; top: 22px; right: 26px; width: 46px; height: 46px; border-radius: 50%; border: 1px solid rgba(255, 255, 255, .3); color: #fff; display: flex; align-items: center; justify-content: center; }
.zoom-close:hover { background: var(--accent); border-color: var(--accent); }

/* ---------- Lightbox ---------- */
.lightbox { position: fixed; inset: 0; z-index: 300; background: rgba(7, 13, 26, .96); display: none; align-items: center; justify-content: center; flex-direction: column; }
.lightbox.open { display: flex; }
.lightbox-figure { text-align: center; max-width: 86vw; }
.lightbox-figure img { max-width: 92vw; max-height: 84vh; object-fit: contain; border-radius: 10px; }
.lightbox-figure figcaption { color: var(--steel-300); margin-top: 14px; font-size: 15px; }
.lightbox-close { position: absolute; top: 20px; right: 24px; width: 46px; height: 46px; border-radius: 50%; border: 1px solid rgba(255, 255, 255, .3); color: #fff; display: flex; align-items: center; justify-content: center; z-index: 2; }
.lightbox-close:hover, .lightbox-prev:hover, .lightbox-next:hover { background: var(--accent); border-color: var(--accent); }
.lightbox-prev, .lightbox-next { position: absolute; top: 50%; transform: translateY(-50%); width: 52px; height: 52px; border-radius: 50%; border: 1px solid rgba(255, 255, 255, .3); color: #fff; display: flex; align-items: center; justify-content: center; }
.lightbox-prev { left: 22px; }
.lightbox-next { right: 22px; }
@media (max-width: 640px) { .lightbox-prev { left: 8px; } .lightbox-next { right: 8px; } }

/* ---------- Video modal ---------- */
.video-modal { position: fixed; inset: 0; z-index: 300; background: rgba(7, 13, 26, .96); display: none; align-items: center; justify-content: center; padding: 30px; }
.video-modal.open { display: flex; }
.video-modal-frame { width: min(900px, 100%); aspect-ratio: 16/9; }
.video-modal-frame iframe, .video-modal-frame video { width: 100%; height: 100%; border-radius: 12px; border: 0; }
.video-modal-close { position: absolute; top: 20px; right: 24px; width: 46px; height: 46px; border-radius: 50%; border: 1px solid rgba(255, 255, 255, .3); color: #fff; display: flex; align-items: center; justify-content: center; }
.video-modal-close:hover { background: var(--accent); }

/* ---------- Homepage popup modal ---------- */
.popup-modal { position: fixed; inset: 0; z-index: 350; background: rgba(7, 13, 26, .82); display: none; align-items: center; justify-content: center; padding: 20px; backdrop-filter: blur(4px); }
.popup-modal.open { display: flex; }
.popup-modal-card { position: relative; width: min(560px, 100%); background: var(--navy-800); border: 1px solid var(--navy-600); border-radius: 18px; overflow: hidden; box-shadow: 0 24px 70px rgba(0, 0, 0, .5); animation: popupIn .4s cubic-bezier(.2, .8, .3, 1); }
@keyframes popupIn { from { opacity: 0; transform: translateY(24px) scale(.96); } to { opacity: 1; transform: none; } }
.popup-modal-close { position: absolute; top: 12px; right: 12px; z-index: 3; width: 38px; height: 38px; border-radius: 50%; border: 0; background: rgba(7, 13, 26, .6); color: #fff; font-size: 22px; line-height: 1; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: var(--transition); }
.popup-modal-close:hover { background: var(--accent); }
.popup-modal-slider { position: relative; }
.popup-slide { display: block; }
.popup-modal-media { background: #000; padding: 14px; }
.popup-modal-media img, .popup-modal-media video { width: 100%; max-height: 300px; object-fit: contain; display: block; border-radius: 8px; }
.popup-nav { position: absolute; top: 50%; transform: translateY(-50%); z-index: 2; width: 36px; height: 36px; border-radius: 50%; border: 1px solid rgba(255,255,255,.25); background: rgba(7, 13, 26, .5); color: #fff; font-size: 22px; line-height: 1; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: var(--transition); }
.popup-nav:hover { background: var(--accent); border-color: var(--accent); }
.popup-nav-prev { left: 10px; }
.popup-nav-next { right: 10px; }
.popup-dots { position: absolute; bottom: 8px; left: 0; right: 0; display: flex; justify-content: center; gap: 6px; z-index: 2; }
.popup-dots span { width: 8px; height: 8px; border-radius: 50%; background: rgba(255,255,255,.45); cursor: pointer; transition: var(--transition); }
.popup-dots span.active { background: var(--accent); transform: scale(1.2); }
.popup-modal-actions { display: flex; gap: 12px; padding: 16px 18px; flex-wrap: wrap; }
.popup-modal-actions .popup-cta { flex: 1; min-width: 180px; justify-content: center; }
html[data-theme="light"] .popup-modal { background: rgba(15, 23, 42, .6); }
html[data-theme="light"] .popup-modal-card { background: #fff; border-color: var(--navy-200); }
html[data-theme="light"] .popup-modal-media { background: #0b1220; }
@media (max-width: 480px) {
    .popup-modal-actions .popup-cta { min-width: 100%; }
}

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 34px; margin-bottom: 44px; align-items: start; }
.contact-info { display: grid; gap: 14px; }
.contact-card { display: flex; gap: 16px; background: var(--navy-800); border: 1px solid var(--navy-600); border-radius: 14px; padding: 20px; transition: var(--transition); }
.contact-card:hover { border-color: var(--accent); transform: translateY(-3px); }
.contact-card-icon { width: 48px; height: 48px; flex: 0 0 auto; border-radius: 12px; background: var(--accent-soft); display: flex; align-items: center; justify-content: center; }
.contact-card-icon .icon { width: 22px; height: 22px; color: var(--accent); }
.contact-card h3 { font-size: 15.5px; margin-bottom: 4px; }
.contact-card p { color: var(--steel-400); font-size: 14px; }
.contact-card a:hover { color: var(--accent); }
.map-wrap { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--navy-600); height: 420px; box-shadow: var(--shadow-sm); }
.map-wrap iframe { width: 100%; height: 100%; }
@media (max-width: 1024px) { .contact-grid { grid-template-columns: 1fr; } }

/* ---------- Dealer ---------- */
.dealer-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 40px; align-items: start; }
.dealer-benefits h2 { font-size: 26px; margin-bottom: 22px; }
.dealer-benefits .check-list { margin-bottom: 28px; }
.dealer-contact-box { background: var(--navy-800); border: 1px solid var(--navy-600); border-radius: 14px; padding: 22px; }
.dealer-contact-box h3 { margin-bottom: 12px; font-size: 17px; }
.dealer-contact-box p { color: var(--steel-300); font-size: 14.5px; margin-bottom: 8px; display: flex; align-items: center; gap: 10px; }
.dealer-contact-box .icon { color: var(--accent); }
@media (max-width: 1024px) { .dealer-layout { grid-template-columns: 1fr; } }

/* ---------- About ---------- */
.about-intro { display: grid; grid-template-columns: 1fr 1.1fr; gap: 44px; align-items: center; margin-bottom: 70px; }
.about-intro-img { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--navy-600); background: var(--navy-800); }
.about-intro-text h2 { font-size: clamp(24px, 3.2vw, 34px); margin-bottom: 16px; }
.about-intro-text p { color: var(--steel-300); margin-bottom: 24px; }
.timeline { margin-bottom: 70px; text-align: center; }
.timeline .section-title { margin-bottom: 40px; }
.timeline-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; text-align: left; position: relative; }
.timeline-item { position: relative; padding-top: 26px; }
.timeline-dot { position: absolute; top: 0; left: 0; width: 16px; height: 16px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 5px var(--accent-soft); }
.timeline-card { background: var(--navy-800); border: 1px solid var(--navy-600); border-radius: 14px; padding: 20px; }
.timeline-year { font-family: var(--font-head); font-weight: 800; color: var(--accent); font-size: 15px; display: block; margin-bottom: 8px; }
.timeline-card p { color: var(--steel-300); font-size: 14px; }
.info-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 50px; }
.info-card { background: var(--navy-800); border: 1px solid var(--navy-600); border-radius: var(--radius); padding: 28px 24px; text-align: center; transition: var(--transition); }
.info-card:hover { transform: translateY(-5px); border-color: var(--accent); }
.info-card .icon { width: 40px; height: 40px; color: var(--accent); margin-bottom: 14px; }
.info-card h3 { font-size: 17px; margin-bottom: 8px; }
.info-card p { color: var(--steel-400); font-size: 14px; }
.mv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.mv-card { background: linear-gradient(160deg, var(--navy-800), var(--navy-900)); border: 1px solid var(--navy-600); border-radius: var(--radius); padding: 30px 24px; text-align: center; }
.mv-icon { font-size: 30px; display: block; margin-bottom: 12px; }
.mv-card h3 { font-size: 18px; margin-bottom: 10px; }
.mv-card p { color: var(--steel-400); font-size: 14px; }
@media (max-width: 1024px) { .about-intro { grid-template-columns: 1fr; } .timeline-list { grid-template-columns: repeat(2, 1fr); } .info-cards, .mv-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .timeline-list, .info-cards, .mv-grid { grid-template-columns: 1fr; } }

/* ---------- Quote alt ---------- */
.quote-alt { text-align: center; margin-top: 28px; color: var(--steel-400); }
.quote-alt .product-cta-row { justify-content: center; }

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--navy-950); }
::-webkit-scrollbar-thumb { background: var(--navy-600); border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
    html { scroll-behavior: auto; }
    .reveal-up { opacity: 1; transform: none; }
}

/* ============================================================
   LIGHT THEME
   Applied via data-theme="light" on <html> (set before paint)
   ============================================================ */
html[data-theme="light"] {
    --navy-950: #f1f5f9;
    --navy-900: #f8fafc;
    --navy-800: #ffffff;
    --navy-700: #e2e8f0;
    --navy-600: #cbd5e1;
    --steel-100: #0f172a;
    --steel-300: #334155;
    --steel-400: #475569;
    --steel-500: #64748b;
    --steel-600: #94a3b8;
    --white: #0f172a;
    --glass: rgba(255, 255, 255, .62);
    --shadow: 0 24px 60px -18px rgba(15, 23, 42, .18);
    --shadow-sm: 0 10px 30px -12px rgba(15, 23, 42, .14);
}

/* Light-theme component corrections for hardcoded dark colors */
html[data-theme="light"] body { background: var(--navy-900); }

/* Ambient background: light base, softer glows, darker gear tone */
html[data-theme="light"] .bg-ambient {
    background:
        radial-gradient(1100px 600px at 85% -10%, rgba(249, 115, 22, .08), transparent 60%),
        radial-gradient(900px 520px at -10% 30%, rgba(59, 130, 246, .07), transparent 55%),
        radial-gradient(1000px 700px at 55% 115%, rgba(16, 185, 129, .05), transparent 60%),
        var(--navy-900);
}
html[data-theme="light"] .bg-grid { background-image: linear-gradient(rgba(71, 85, 105, .08) 1px, transparent 1px), linear-gradient(90deg, rgba(71, 85, 105, .08) 1px, transparent 1px); }
html[data-theme="light"] .bg-glow-1 { background: rgba(249, 115, 22, .13); }
html[data-theme="light"] .bg-glow-2 { background: rgba(59, 130, 246, .11); }
html[data-theme="light"] .bg-glow-3 { background: rgba(16, 185, 129, .08); }
html[data-theme="light"] .bg-gear { background: var(--steel-500); opacity: .12; }
html[data-theme="light"] .bg-particles span { background: var(--accent); }

/* Topbar + header stay dark navy in both themes */
html[data-theme="light"] .topbar { background: #070d1a; border-bottom-color: #1a2540; }
html[data-theme="light"] .topbar-item { color: #94a3b8; }
html[data-theme="light"] .topbar-item a { color: #94a3b8; }
html[data-theme="light"] .topbar-item a:hover { color: var(--accent); }
html[data-theme="light"] .lang-switcher { background: #111a2e; }
html[data-theme="light"] .lang-link { color: #94a3b8; }
html[data-theme="light"] .lang-link:hover { color: #ffffff; }
html[data-theme="light"] .theme-toggle { background: #111a2e; border-color: #24304a; color: #94a3b8; }
html[data-theme="light"] .theme-toggle:hover { color: var(--accent); border-color: var(--accent); }
html[data-theme="light"] .site-header { background: rgba(7, 13, 26, .92); border-bottom-color: rgba(26, 37, 64, .6); }
html[data-theme="light"] .nav-list > li > a { color: #e2e8f0; }
html[data-theme="light"] .nav-list > li > a:hover,
html[data-theme="light"] .nav-list > li > a.active { color: var(--accent); background: var(--accent-soft); }
html[data-theme="light"] .dropdown { background: #111a2e; border-color: #24304a; }
html[data-theme="light"] .dropdown a { color: #cbd5e1; }
html[data-theme="light"] .dropdown a:hover { color: var(--accent); background: var(--accent-soft); }
html[data-theme="light"] .nav-toggle { border-color: #24304a; }
html[data-theme="light"] .nav-toggle span { background: #ffffff; }
html[data-theme="light"] .brand-name { color: #ffffff; }
html[data-theme="light"] .brand-tag { color: #94a3b8; }
html[data-theme="light"] .header-actions .btn-accent { color: #ffffff; }
@media (max-width: 1024px) {
    html[data-theme="light"] .main-nav { background: #0b1220; border-left-color: #24304a; }
    html[data-theme="light"] .main-nav .nav-list > li > a { color: #e2e8f0; }
}

/* Hero: light gradient in light mode, all text tokens flip automatically */
html[data-theme="light"] .hero {
    background: linear-gradient(135deg, var(--navy-950) 0%, var(--navy-900) 45%, #e8eef7 100%);
}
html[data-theme="light"] .hero-stats-wrap { background: linear-gradient(transparent, rgba(248, 250, 252, .92)); }
html[data-theme="light"] .hero-visual-badge strong { color: var(--steel-100); }
html[data-theme="light"] .hero-product-img { filter: drop-shadow(0 30px 60px rgba(15, 23, 42, .28)); }
html[data-theme="light"] .hero-scroll { opacity: .5; }

/* Page hero + breadcrumbs */
html[data-theme="light"] .page-hero { background: linear-gradient(135deg, var(--navy-950), var(--navy-800)); }
html[data-theme="light"] .breadcrumbs { background: var(--navy-900); }

/* Buttons with hardcoded white text: give them dark text on light backgrounds */
/* Only the hero uses btn-outline-light on a light background in light mode;
   the footer CTA band stays orange, so its outline-light button keeps white text. */
html[data-theme="light"] .hero .btn-outline-light { border-color: rgba(15, 23, 42, .35); color: var(--steel-100); }
html[data-theme="light"] .hero .btn-outline-light:hover { background: rgba(15, 23, 42, .06); border-color: var(--accent); color: var(--accent); }
html[data-theme="light"] .fab-quote { background: var(--navy-700); color: var(--steel-100); }

/* Outline buttons become dark navy filled in light mode for clear visibility */
html[data-theme="light"] .btn-outline { background: #0f172a; border-color: #0f172a; color: #ffffff; }
html[data-theme="light"] .btn-outline:hover { background: var(--accent); border-color: var(--accent); color: #ffffff; }
/* btn-outline-light on light sections (gallery/videos "View More") gets dark fill too;
   the CTA band one sits on orange and keeps its white-on-orange style */
html[data-theme="light"] .section-cta .btn-outline-light { background: #0f172a; border-color: #0f172a; color: #ffffff; }
html[data-theme="light"] .section-cta .btn-outline-light:hover { background: var(--accent); border-color: var(--accent); color: #ffffff; }

/* Hover states with hardcoded white text */
html[data-theme="light"] .sort-options a:hover { color: var(--steel-100); }
html[data-theme="light"] .tab-btn:hover { color: var(--steel-100); }

/* Cards, panels, forms */
html[data-theme="light"] .category-card, html[data-theme="light"] .product-card,
html[data-theme="light"] .quote-panel, html[data-theme="light"] .catalog-filters,
html[data-theme="light"] .sort-options, html[data-theme="light"] .industry-tag,
html[data-theme="light"] .filter-chip, html[data-theme="light"] .contact-card,
html[data-theme="light"] .dealer-contact-box, html[data-theme="light"] .timeline-card,
html[data-theme="light"] .info-card, html[data-theme="light"] .spec-strip li,
html[data-theme="light"] .downloads, html[data-theme="light"] .product-tabs,
html[data-theme="light"] .about-intro-img {
    background: var(--navy-800); border-color: var(--navy-600);
}
/* Gallery / video image containers stay white in both themes */
html[data-theme="light"] .gallery-item,
html[data-theme="light"] .video-card { background: #fff; }
/* Product image containers stay white in both themes */
html[data-theme="light"] .product-main-img { background: #fff; border-color: var(--navy-600); }
html[data-theme="light"] .product-card-img { background: #fff; }
html[data-theme="light"] .mv-card { background: linear-gradient(160deg, var(--navy-800), var(--navy-900)); border-color: var(--navy-600); }
html[data-theme="light"] .why-card { background: rgba(255, 255, 255, .72); border-color: rgba(100, 116, 139, .2); }

/* Forms & inputs */
html[data-theme="light"] .filter-block input, html[data-theme="light"] .filter-block select,
html[data-theme="light"] .form-group input, html[data-theme="light"] .form-group select,
html[data-theme="light"] .form-group textarea {
    background: var(--navy-700); border-color: var(--navy-600); color: var(--steel-100);
}
html[data-theme="light"] .form-group label { color: var(--steel-400); }

/* CTA band stays orange; inner button gets dark navy fill for clear contrast */
html[data-theme="light"] .cta-actions .btn-accent { background: #0f172a; border-color: #0f172a; color: #ffffff; }
html[data-theme="light"] .cta-actions .btn-accent:hover { background: var(--accent-dark); border-color: var(--accent-dark); color: #ffffff; }

/* Footer stays dark navy in both themes */
html[data-theme="light"] .site-footer { background: #070d1a; border-top-color: #1a2540; }
html[data-theme="light"] .footer-col h4 { color: #ffffff; }
html[data-theme="light"] .footer-about p { color: #94a3b8; }
html[data-theme="light"] .footer-social a { border-color: #24304a; color: #cbd5e1; }
html[data-theme="light"] .footer-links a { color: #94a3b8; }
html[data-theme="light"] .footer-links a:hover { color: var(--accent); }
html[data-theme="light"] .footer-contact li { color: #94a3b8; }
html[data-theme="light"] .footer-contact a { color: #94a3b8; }
html[data-theme="light"] .footer-contact a:hover { color: var(--accent); }
html[data-theme="light"] .footer-map { border-color: #24304a; }
html[data-theme="light"] .footer-map iframe { filter: grayscale(.8) invert(.9) hue-rotate(180deg); }
html[data-theme="light"] .footer-bottom { border-top-color: #1a2540; color: #64748b; }
html[data-theme="light"] .footer-bottom-links a:hover { color: var(--accent); }

/* Mobile nav drawer */
@media (max-width: 1024px) {
    html[data-theme="light"] .main-nav { background: var(--navy-900); border-left-color: var(--navy-600); }
}

/* Overlays stay dark (zoom, lightbox, video modal) */
html[data-theme="light"] .zoom-overlay, html[data-theme="light"] .lightbox,
html[data-theme="light"] .video-modal { background: rgba(7, 13, 26, .96); }

/* Theme toggle button */
.theme-toggle {
    display: inline-flex; align-items: center; justify-content: center;
    width: 34px; height: 34px; border-radius: 9px; color: var(--steel-400);
    border: 1px solid var(--navy-600); background: var(--navy-800);
    transition: var(--transition); flex: 0 0 auto;
}
.theme-toggle:hover { color: var(--accent); border-color: var(--accent); transform: translateY(-1px); }
.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: block; }
html[data-theme="light"] .theme-toggle .icon-sun { display: block; }
html[data-theme="light"] .theme-toggle .icon-moon { display: none; }
.theme-toggle svg { width: 17px; height: 17px; }