@layer reset, base, components, utilities;

@layer reset {
  *, *::before, *::after { box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body, h1, h2, h3, h4, p, figure, blockquote, dl, dd { margin: 0; }
  ul, ol { margin: 0; padding: 0; }
  img, picture, svg { display: block; max-width: 100%; }
  button, input, textarea, select { font: inherit; }
}

@layer base {
  :root {
    --navy-950: #061a2e;
    --navy-900: #092b4c;
    --navy-800: #0d3d68;
    --blue-600: #087db8;
    --blue-500: #159bd3;
    --blue-100: #e6f6fc;
    --orange-600: #dd7a00;
    --orange-500: #f39a17;
    --orange-400: #ffb23e;
    --orange-100: #fff2dc;
    --ink: #142536;
    --muted: #5d6d7d;
    --line: #dfe7ee;
    --surface: #ffffff;
    --surface-soft: #f5f8fa;
    --success: #168164;
    --container: 1180px;
    --radius-sm: 10px;
    --radius: 18px;
    --radius-lg: 28px;
    --shadow-sm: 0 8px 24px rgba(7, 34, 58, 0.08);
    --shadow: 0 24px 70px rgba(7, 34, 58, 0.15);
    --transition: 180ms ease;
  }

  html { color-scheme: light; }
  body {
    min-width: 320px;
    overflow-x: hidden;
    color: var(--ink);
    background: var(--surface);
    font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
    font-size: 16px;
    line-height: 1.7;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
  }

  body.menu-open { overflow: hidden; }
  a { color: inherit; text-decoration: none; }
  a:hover { color: var(--blue-600); }
  button { color: inherit; }
  :focus-visible { outline: 3px solid var(--orange-400); outline-offset: 3px; }
  ::selection { color: var(--navy-950); background: var(--orange-400); }

  h1, h2, h3, h4 {
    color: var(--navy-950);
    font-weight: 800;
    line-height: 1.13;
    letter-spacing: -0.025em;
  }
  h1 { font-size: clamp(2.7rem, 6.5vw, 5.8rem); }
  h2 { font-size: clamp(2rem, 4vw, 3.55rem); }
  h3 { font-size: clamp(1.25rem, 2vw, 1.65rem); }
  p + p { margin-top: 1rem; }
}

@layer components {
  .skip-link {
    position: fixed;
    z-index: 1000;
    top: 12px;
    left: 12px;
    padding: 10px 16px;
    transform: translateY(-160%);
    border-radius: 8px;
    color: white;
    background: var(--navy-950);
    transition: transform var(--transition);
  }
  .skip-link:focus { transform: translateY(0); }

  .container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }
  .section { padding-block: clamp(76px, 9vw, 128px); }
  section[id] { scroll-margin-top: 92px; }
  .section--soft { background: var(--surface-soft); }
  .section--navy { color: rgba(255,255,255,.82); background: var(--navy-950); }
  .section--navy h2, .section--navy h3 { color: white; }
  .section--compact { padding-block: clamp(54px, 6vw, 80px); }

  .site-header {
    position: sticky;
    z-index: 100;
    top: 0;
    border-bottom: 1px solid rgba(223,231,238,.8);
    background: rgba(255,255,255,.94);
    backdrop-filter: blur(16px);
  }
  .header-inner {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    min-height: 78px;
    gap: 28px;
  }
  .brand { display: inline-flex; align-items: center; gap: 12px; min-width: max-content; }
  .brand img { width: 52px; height: 52px; object-fit: contain; }
  .brand-copy { display: grid; line-height: 1.06; }
  .brand-copy strong { color: var(--navy-950); font-size: 1.08rem; letter-spacing: .08em; }
  .brand-copy span { margin-top: 5px; color: var(--muted); font-size: .73rem; font-weight: 700; letter-spacing: .11em; text-transform: uppercase; }
  .nav-list { display: flex; align-items: center; justify-content: center; gap: clamp(14px, 2vw, 28px); list-style: none; }
  .nav-link { position: relative; padding-block: 26px; color: #34495b; font-size: .92rem; font-weight: 700; }
  .nav-link::after { position: absolute; right: 0; bottom: 18px; left: 0; height: 3px; transform: scaleX(0); border-radius: 3px; background: var(--orange-500); content: ""; transition: transform var(--transition); }
  .nav-link:hover::after, .nav-link[aria-current="page"]::after { transform: scaleX(1); }
  .nav-link[aria-current="page"] { color: var(--navy-950); }
  .header-actions { display: flex; align-items: center; gap: 10px; }
  .lang-switch { display: inline-flex; overflow: hidden; border: 1px solid var(--line); border-radius: 999px; background: white; }
  .lang-switch a { min-width: 40px; padding: 7px 10px; color: var(--muted); font-size: .78rem; font-weight: 800; text-align: center; }
  .lang-switch a[aria-current="true"] { color: white; background: var(--navy-900); }
  .menu-toggle { display: none; align-items: center; justify-content: center; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 50%; background: white; cursor: pointer; }
  .menu-toggle svg { width: 22px; }

  .hero {
    position: relative;
    display: grid;
    align-items: end;
    min-height: min(760px, calc(100svh - 78px));
    overflow: hidden;
    isolation: isolate;
    color: white;
    background: var(--navy-950);
  }
  .hero::after { position: absolute; z-index: -1; inset: 0; background: linear-gradient(90deg, rgba(4,21,37,.94) 0%, rgba(4,21,37,.77) 45%, rgba(4,21,37,.24) 100%), linear-gradient(0deg, rgba(4,21,37,.62), transparent 52%); content: ""; }
  .hero-image { position: absolute; z-index: -2; inset: 0; width: 100%; height: 100%; object-fit: cover; }
  .hero-content { width: min(760px, 100%); padding-block: clamp(86px, 13vw, 150px); }
  .hero h1 { color: white; text-wrap: balance; }
  .hero .lede { max-width: 670px; margin-top: 24px; color: rgba(255,255,255,.86); font-size: clamp(1.05rem, 1.7vw, 1.28rem); line-height: 1.65; }
  .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
  .hero-kicker { margin-bottom: 18px; color: var(--orange-400); font-size: .83rem; font-weight: 900; letter-spacing: .18em; text-transform: uppercase; }
  .hero-scroll { position: absolute; right: max(20px, calc((100vw - var(--container))/2)); bottom: 34px; display: grid; justify-items: center; gap: 9px; color: rgba(255,255,255,.62); font-size: .7rem; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
  .hero-scroll::after { width: 1px; height: 46px; background: linear-gradient(white, transparent); content: ""; }

  .page-hero { position: relative; display: grid; align-items: end; min-height: 480px; overflow: hidden; isolation: isolate; color: white; background: var(--navy-950); }
  .page-hero::after { position: absolute; z-index: -1; inset: 0; background: linear-gradient(90deg, rgba(4,21,37,.95), rgba(4,21,37,.6) 56%, rgba(4,21,37,.25)), linear-gradient(0deg, rgba(4,21,37,.7), transparent); content: ""; }
  .page-hero .hero-image { z-index: -2; }
  .page-hero-content { width: min(780px, 100%); padding-block: 92px 72px; }
  .page-hero h1 { color: white; font-size: clamp(2.7rem, 6vw, 5.1rem); }
  .page-hero p { max-width: 650px; margin-top: 20px; color: rgba(255,255,255,.82); font-size: 1.12rem; }
  .breadcrumbs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; color: rgba(255,255,255,.7); font-size: .83rem; font-weight: 700; }
  .breadcrumbs a:hover { color: white; }

  .btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 48px; padding: 12px 20px; border: 1px solid transparent; border-radius: 999px; font-size: .91rem; font-weight: 800; line-height: 1; transition: transform var(--transition), box-shadow var(--transition), color var(--transition), background var(--transition); }
  .btn:hover { transform: translateY(-2px); color: inherit; }
  .btn svg { width: 18px; height: 18px; }
  .btn--primary { color: var(--navy-950); background: var(--orange-400); box-shadow: 0 10px 26px rgba(243,154,23,.25); }
  .btn--primary:hover { background: #ffc05d; box-shadow: 0 14px 34px rgba(243,154,23,.33); }
  .btn--secondary { color: white; border-color: rgba(255,255,255,.36); background: rgba(255,255,255,.08); backdrop-filter: blur(10px); }
  .btn--secondary:hover { color: white; border-color: white; background: rgba(255,255,255,.16); }
  .btn--navy { color: white; background: var(--navy-900); }
  .btn--navy:hover { color: white; background: var(--navy-800); }
  .text-link { display: inline-flex; align-items: center; gap: 7px; color: var(--blue-600); font-weight: 800; }
  .text-link svg { width: 17px; transition: transform var(--transition); }
  .text-link:hover svg { transform: translateX(4px); }

  .eyebrow { margin-bottom: 14px; color: var(--orange-600); font-size: .78rem; font-weight: 900; letter-spacing: .17em; text-transform: uppercase; }
  .section-heading { display: grid; grid-template-columns: minmax(0, .85fr) minmax(280px, .55fr); align-items: end; gap: 40px; margin-bottom: clamp(38px, 5vw, 64px); }
  .section-heading > p { color: var(--muted); font-size: 1.03rem; }
  .section-heading--center { display: block; max-width: 760px; margin-inline: auto; text-align: center; }
  .section-heading--center > p { margin-top: 18px; }
  .section--navy .eyebrow { color: var(--orange-400); }
  .section--navy .section-heading > p { color: rgba(255,255,255,.68); }

  .stats { position: relative; z-index: 3; margin-top: -38px; }
  .stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-lg); background: white; box-shadow: var(--shadow); }
  .stat { padding: clamp(24px, 3vw, 38px); }
  .stat + .stat { border-left: 1px solid var(--line); }
  .stat strong { display: block; color: var(--navy-950); font-size: clamp(2rem, 3.4vw, 3.1rem); line-height: 1; letter-spacing: -.05em; }
  .stat span { display: block; margin-top: 10px; color: var(--muted); font-size: .88rem; font-weight: 700; line-height: 1.45; }

  .split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: center; gap: clamp(44px, 7vw, 88px); }
  .split--reverse .split-media { order: 2; }
  .split-media { position: relative; }
  .split-media > img { width: 100%; aspect-ratio: 4 / 3; border-radius: var(--radius-lg); object-fit: cover; box-shadow: var(--shadow); }
  .split-media::before { position: absolute; z-index: -1; right: -20px; bottom: -20px; width: 46%; aspect-ratio: 1; border-radius: var(--radius); background: var(--orange-100); content: ""; }
  .split-content > p { color: var(--muted); font-size: 1.02rem; }
  .split-content h2 + p { margin-top: 24px; }
  .split-content .btn, .split-content .text-link { margin-top: 28px; }
  .quote { margin-top: 26px; padding: 22px 24px; border-left: 4px solid var(--orange-500); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; color: var(--navy-900); background: var(--orange-100); font-weight: 750; }

  .capability-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
  .capability-card { position: relative; min-height: 510px; overflow: hidden; border-radius: var(--radius-lg); isolation: isolate; background: var(--navy-950); box-shadow: var(--shadow-sm); }
  .capability-card::after { position: absolute; z-index: -1; inset: 0; background: linear-gradient(0deg, rgba(4,21,37,.98), rgba(4,21,37,.2) 75%); content: ""; }
  .capability-card > img { position: absolute; z-index: -2; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 600ms ease; }
  .capability-card:hover > img { transform: scale(1.035); }
  .capability-content { position: absolute; right: 0; bottom: 0; left: 0; padding: clamp(26px, 4vw, 44px); color: rgba(255,255,255,.8); }
  .capability-content h3 { color: white; font-size: clamp(1.65rem, 3vw, 2.4rem); }
  .capability-content p { max-width: 540px; margin-top: 13px; }
  .capability-content .text-link { margin-top: 22px; color: var(--orange-400); }

  .feature-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
  .feature-card { padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); background: white; box-shadow: 0 12px 38px rgba(7,34,58,.05); }
  .feature-icon { display: grid; place-items: center; width: 50px; height: 50px; margin-bottom: 22px; border-radius: 14px; color: var(--navy-900); background: var(--orange-100); }
  .feature-icon svg { width: 24px; height: 24px; }
  .feature-card p { margin-top: 12px; color: var(--muted); font-size: .93rem; }

  .product-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
  .product-card { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: white; transition: transform var(--transition), box-shadow var(--transition); }
  .product-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-sm); }
  .product-card img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; background: var(--surface-soft); }
  .product-card--square img { aspect-ratio: 1; }
  .product-copy { padding: 24px; }
  .product-copy p { margin-top: 9px; color: var(--muted); font-size: .92rem; }

  .spec-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-lg); background: white; }
  .spec-item { padding: 28px; }
  .spec-item:nth-child(n+4) { border-top: 1px solid var(--line); }
  .spec-item:not(:nth-child(3n+1)) { border-left: 1px solid var(--line); }
  .spec-item dt { color: var(--muted); font-size: .76rem; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; }
  .spec-item dd { margin-top: 9px; color: var(--navy-950); font-size: 1.08rem; font-weight: 800; line-height: 1.4; }

  .price-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
  .price-card { position: relative; overflow: hidden; padding: clamp(28px, 4vw, 46px); border: 1px solid var(--line); border-radius: var(--radius-lg); background: white; box-shadow: var(--shadow-sm); }
  .price-card::after { position: absolute; top: -65px; right: -65px; width: 180px; height: 180px; border: 34px solid var(--orange-100); border-radius: 50%; content: ""; }
  .price-card--accent { color: rgba(255,255,255,.8); border-color: transparent; background: linear-gradient(135deg, var(--navy-950), var(--navy-800)); }
  .price-card--accent::after { border-color: rgba(21,155,211,.18); }
  .price-card-type { position: relative; z-index: 1; color: var(--orange-600); font-size: .82rem; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; }
  .price-card--accent .price-card-type { color: var(--orange-400); }
  .price-card-price { position: relative; z-index: 1; display: flex; flex-wrap: wrap; align-items: baseline; gap: 10px; margin-top: 18px; }
  .price-card-price strong { color: var(--navy-950); font-size: clamp(3rem, 6vw, 5rem); line-height: 1; letter-spacing: -.06em; }
  .price-card-price span { color: var(--muted); font-weight: 800; }
  .price-card--accent .price-card-price strong { color: white; }
  .price-card--accent .price-card-price span { color: rgba(255,255,255,.65); }
  .price-card-meta { position: relative; z-index: 1; display: grid; gap: 0; margin-top: 30px; border-top: 1px solid var(--line); list-style: none; }
  .price-card-meta li { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-block: 13px; border-bottom: 1px solid var(--line); }
  .price-card-meta span { color: var(--muted); }
  .price-card-meta strong { color: var(--navy-950); text-align: right; }
  .price-card--accent .price-card-meta { border-color: rgba(255,255,255,.14); }
  .price-card--accent .price-card-meta li { border-color: rgba(255,255,255,.14); }
  .price-card--accent .price-card-meta span { color: rgba(255,255,255,.62); }
  .price-card--accent .price-card-meta strong { color: white; }

  .video-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
  .video-card { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-lg); background: white; box-shadow: var(--shadow-sm); }
  .video-card video { display: block; width: 100%; aspect-ratio: 16 / 9; object-fit: cover; background: var(--navy-950); }
  .video-card figcaption { padding: clamp(22px, 3vw, 30px); }
  .video-card figcaption p { margin-top: 10px; color: var(--muted); }

  .process { counter-reset: process; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
  .process-step { position: relative; min-height: 230px; padding: 30px; overflow: hidden; border: 1px solid rgba(255,255,255,.12); border-radius: var(--radius); background: rgba(255,255,255,.055); }
  .process-step::before { counter-increment: process; content: counter(process, decimal-leading-zero); display: block; margin-bottom: 32px; color: var(--orange-400); font-size: .78rem; font-weight: 900; letter-spacing: .12em; }
  .process-step::after { position: absolute; right: -8px; bottom: -32px; color: rgba(255,255,255,.035); font-size: 8rem; font-weight: 900; line-height: 1; content: counter(process); }
  .process-step h3 { position: relative; z-index: 1; font-size: 1.2rem; }
  .process-step p { position: relative; z-index: 1; margin-top: 12px; color: rgba(255,255,255,.65); font-size: .9rem; }

  .tabs { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 30px; }
  .tab-button { padding: 10px 17px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); background: white; font-size: .84rem; font-weight: 800; cursor: pointer; transition: all var(--transition); }
  .tab-button:hover, .tab-button[aria-selected="true"] { color: white; border-color: var(--navy-900); background: var(--navy-900); }

  .gallery { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
  .gallery-item { position: relative; overflow: hidden; padding: 0; border: 0; border-radius: var(--radius-sm); background: var(--surface-soft); cursor: zoom-in; }
  .gallery-item img { width: 100%; aspect-ratio: 1; object-fit: cover; transition: transform 450ms ease, filter 450ms ease; }
  .gallery-item:hover img { transform: scale(1.045); filter: saturate(1.08); }
  .gallery-item[hidden] { display: none; }

  .lightbox { width: min(1120px, calc(100% - 32px)); max-height: calc(100svh - 32px); padding: 0; overflow: hidden; border: 0; border-radius: var(--radius); background: #071a2b; box-shadow: var(--shadow); }
  .lightbox::backdrop { background: rgba(2, 12, 22, .86); backdrop-filter: blur(8px); }
  .lightbox img { width: 100%; max-height: calc(100svh - 100px); object-fit: contain; }
  .lightbox-close { position: absolute; top: 14px; right: 14px; display: grid; place-items: center; width: 44px; height: 44px; border: 1px solid rgba(255,255,255,.25); border-radius: 50%; color: white; background: rgba(4,21,37,.76); cursor: pointer; }
  .lightbox-close svg { width: 20px; }

  .info-list { display: grid; gap: 14px; margin-top: 28px; list-style: none; }
  .info-list li { display: grid; grid-template-columns: 28px 1fr; gap: 13px; align-items: start; color: var(--muted); }
  .info-list svg { width: 20px; margin-top: 4px; color: var(--orange-600); }
  .check-list { display: grid; gap: 13px; margin-top: 26px; list-style: none; }
  .check-list li { position: relative; padding-left: 30px; color: var(--muted); }
  .check-list li::before { position: absolute; top: .35em; left: 0; display: grid; place-items: center; width: 19px; height: 19px; border-radius: 50%; color: white; background: var(--success); font-size: .72rem; font-weight: 900; content: "✓"; }

  .contact-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 28px; }
  .contact-card { padding: clamp(28px, 4vw, 44px); border: 1px solid var(--line); border-radius: var(--radius-lg); background: white; box-shadow: var(--shadow-sm); }
  .contact-card--primary { color: rgba(255,255,255,.78); border-color: transparent; background: var(--navy-950); }
  .contact-card--primary h2, .contact-card--primary h3 { color: white; }
  .contact-card h2 + p { margin-top: 18px; }
  .contact-card .btn { margin-top: 28px; }
  .contact-entry { display: grid; grid-template-columns: 50px 1fr; gap: 16px; padding-block: 22px; }
  .contact-entry + .contact-entry { border-top: 1px solid var(--line); }
  .contact-entry-icon { display: grid; place-items: center; width: 50px; height: 50px; border-radius: 14px; color: var(--navy-900); background: var(--orange-100); }
  .contact-entry-icon svg { width: 22px; }
  .contact-entry small { display: block; color: var(--muted); font-weight: 700; }
  .contact-entry strong { display: block; margin-top: 3px; color: var(--navy-950); font-size: 1.05rem; }
  .contact-entry a { text-decoration: underline; text-decoration-color: var(--orange-400); text-underline-offset: 4px; }

  .cta { position: relative; overflow: hidden; padding: clamp(40px, 6vw, 74px); border-radius: var(--radius-lg); color: rgba(255,255,255,.77); background: linear-gradient(135deg, var(--navy-950), var(--navy-800)); box-shadow: var(--shadow); }
  .cta::before { position: absolute; top: -120px; right: -70px; width: 380px; height: 380px; border: 70px solid rgba(21,155,211,.14); border-radius: 50%; content: ""; }
  .cta-inner { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: end; gap: 40px; }
  .cta h2 { max-width: 760px; color: white; }
  .cta p { max-width: 650px; margin-top: 17px; }
  .cta .btn { white-space: nowrap; }

  .site-footer { color: rgba(255,255,255,.67); background: #041522; }
  .footer-main { display: grid; grid-template-columns: 1.15fr .7fr .95fr; gap: clamp(38px, 7vw, 90px); padding-block: 72px 54px; }
  .footer-brand .brand-copy strong { color: white; }
  .footer-brand .brand-copy span { color: rgba(255,255,255,.5); }
  .footer-brand > p { max-width: 420px; margin-top: 22px; font-size: .92rem; }
  .footer-title { margin-bottom: 18px; color: white; font-size: .78rem; font-weight: 900; letter-spacing: .13em; text-transform: uppercase; }
  .footer-links { display: grid; gap: 10px; list-style: none; font-size: .9rem; }
  .footer-links a:hover { color: var(--orange-400); }
  .footer-contact { display: grid; gap: 12px; font-size: .9rem; }
  .footer-bottom { display: flex; justify-content: space-between; gap: 24px; padding-block: 22px; border-top: 1px solid rgba(255,255,255,.1); font-size: .78rem; }

  .notice { padding: 18px 20px; border: 1px solid #b9dfea; border-radius: var(--radius-sm); color: var(--navy-900); background: var(--blue-100); }
  .anchor-nav { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
  .anchor-nav a { padding: 8px 14px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); font-size: .82rem; font-weight: 800; }
  .anchor-nav a:hover { color: white; border-color: var(--navy-900); background: var(--navy-900); }

  .not-found { display: grid; place-items: center; min-height: 70svh; padding-block: 80px; text-align: center; }
  .not-found strong { display: block; color: var(--orange-500); font-size: clamp(5rem, 18vw, 11rem); font-weight: 900; line-height: .9; letter-spacing: -.08em; }
  .not-found h1 { margin-top: 24px; font-size: clamp(2rem, 5vw, 3.8rem); }
  .not-found p { max-width: 600px; margin: 20px auto 0; color: var(--muted); }
  .not-found .btn { margin-top: 30px; }
}

@layer utilities {
  .sr-only { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0,0,0,0) !important; white-space: nowrap !important; border: 0 !important; }
  .muted { color: var(--muted); }
  .mt-0 { margin-top: 0 !important; }
  .mt-2 { margin-top: 16px !important; }
  .mt-3 { margin-top: 24px !important; }
  .mt-4 { margin-top: 32px !important; }
}

@media (max-width: 1060px) {
  .header-inner { grid-template-columns: auto auto; justify-content: space-between; }
  .menu-toggle { display: inline-flex; }
  .site-nav { position: fixed; z-index: 99; top: 78px; right: 0; bottom: 0; left: 0; visibility: hidden; transform: translateY(-8px); opacity: 0; background: white; transition: opacity var(--transition), transform var(--transition), visibility var(--transition); }
  .site-nav[data-open="true"] { visibility: visible; transform: translateY(0); opacity: 1; }
  .nav-list { display: grid; align-content: start; justify-content: stretch; gap: 0; width: min(calc(100% - 40px), var(--container)); margin-inline: auto; padding-block: 28px; }
  .nav-link { display: block; padding: 18px 0; border-bottom: 1px solid var(--line); font-size: 1rem; }
  .nav-link::after { display: none; }
  .header-actions { grid-column: 2; grid-row: 1; margin-right: 54px; }
  .menu-toggle { position: absolute; right: 20px; }
  .feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gallery { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .process { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 780px) {
  .container { width: min(calc(100% - 28px), var(--container)); }
  .header-inner { min-height: 70px; }
  .site-nav { top: 70px; }
  .brand img { width: 44px; height: 44px; }
  .brand-copy span { display: none; }
  .header-actions { margin-right: 48px; }
  .lang-switch a { min-width: 36px; padding-inline: 8px; }
  .menu-toggle { right: 14px; width: 40px; height: 40px; }
  .hero { min-height: calc(100svh - 70px); }
  .hero::after { background: linear-gradient(90deg, rgba(4,21,37,.92), rgba(4,21,37,.58)), linear-gradient(0deg, rgba(4,21,37,.74), transparent 60%); }
  .hero-content { padding-block: 78px 108px; }
  .hero-scroll { display: none; }
  .section-heading { grid-template-columns: 1fr; gap: 18px; }
  .stats { margin-top: 0; background: var(--surface-soft); }
  .stats .container { width: 100%; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); border-radius: 0; box-shadow: none; }
  .stat:nth-child(odd) { border-left: 0; }
  .stat:nth-child(n+3) { border-top: 1px solid var(--line); }
  .split { grid-template-columns: 1fr; }
  .split-media::before { right: 0; bottom: -14px; }
  .split--reverse .split-media { order: 0; }
  .capability-grid { grid-template-columns: 1fr; }
  .capability-card { min-height: 450px; }
  .product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .spec-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .spec-item:nth-child(n+4) { border-top: 0; }
  .spec-item:nth-child(n+3) { border-top: 1px solid var(--line); }
  .spec-item:not(:nth-child(3n+1)) { border-left: 0; }
  .spec-item:nth-child(even) { border-left: 1px solid var(--line); }
  .gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .price-grid, .video-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .cta-inner { grid-template-columns: 1fr; align-items: start; }
  .footer-main { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 520px) {
  .brand-copy strong { font-size: .96rem; }
  .hero h1 { font-size: clamp(2.55rem, 13vw, 4.3rem); }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .page-hero { min-height: 440px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stat { padding: 22px 18px; }
  .stat strong { font-size: 2rem; }
  .feature-grid, .product-grid, .process { grid-template-columns: 1fr; }
  .price-card-price strong { font-size: 2.85rem; }
  .price-card-meta li { align-items: flex-start; flex-direction: column; gap: 2px; }
  .price-card-meta strong { text-align: left; }
  .spec-grid { grid-template-columns: 1fr; }
  .spec-item:nth-child(n+2), .spec-item:nth-child(even) { border-top: 1px solid var(--line); border-left: 0; }
  .gallery { gap: 8px; }
  .footer-main { grid-template-columns: 1fr; }
  .footer-brand { grid-column: auto; }
  .footer-bottom { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}