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

  :root {
    --accent:  #D42B2B;    /* main callout red */
    --accent2: #9A1F1F;    /* darker hover red */
    --accent3: #FF6B6B;    /* highlight red */
    --surface-soft: #1C2533;
    --surface-slight: #243040;
    --font:      'Barlow', sans-serif;
    --font-cond: 'Barlow Condensed', sans-serif;
  }

  [data-theme="dark"] {
    --bg-page:    #0B121C;
    --bg-surface: var(--surface-soft);
    --bg-raised:  var(--surface-slight);
    --text-pri:   #F4F6FA;
    --text-sec:   #DDE4F0;
    --text-muted: #BFCBE0;
    --text-faint: #A0AFC1;
    --border:     rgba(196,203,219,0.18);
    --border-med: rgba(196,203,219,0.28);
    --nav-bg:     transparent;
    --footer-bg:  #0A1420;
  }

  [data-theme="light"] {
    --bg-page:    #F7F8FB;
    --bg-surface: #FFFFFF;
    --bg-raised:  #F2F4F8;
    --text-pri:   #151C2A;
    --text-sec:   #2F3F53;
    --text-muted: #64748A;
    --text-faint: #9AA8B8;
    --border:     rgba(0,0,0,0.08);
    --border-med: rgba(0,0,0,0.14);
    --nav-bg:     transparent;
    --footer-bg:  #E5E7EA;
  }

  html { scroll-behavior: smooth; }

  body {
    font-family: var(--font);
    font-size: 22px;
    line-height: 2.0;
    background: var(--bg-page);
    color: var(--text-pri);
    overflow-x: hidden;
    transition: background 0.3s, color 0.3s;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.495);
  }

  /* ── THEME TOGGLE ── */
  .theme-toggle {
    width: 34px; height: 34px;
    border: 1px solid var(--border-med);
    background: var(--bg-surface);
    color: var(--text-muted);
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: all 0.2s; flex-shrink: 0;
  }
  .theme-toggle:hover { color: var(--text-pri); border-color: var(--text-muted); }
  .theme-toggle svg { width: 15px; height: 15px; }
  .icon-sun  { display: none; }
  .icon-moon { display: block; }
  [data-theme="light"] .icon-sun  { display: block; }
  [data-theme="light"] .icon-moon { display: none; }

  /* ── ANN BAR ── */
  .ann-bar {
    background: var(--accent);
    color: #fff;
    font-size: 12.5px; font-weight: 600;
    text-align: center; padding: 9px 20px; letter-spacing: 0.03em;
  }
  .ann-bar a { color: #fff; text-decoration: underline; margin-left: 8px; }

  /* ── NAVBAR ── */
  nav {
    position: sticky; top: 0; z-index: 100;
    background: transparent;
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255,255,255,0.09);
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 48px; height: 68px;
    transition: all 0.3s ease;
    transform: translateY(0);
  }
  nav.scrolled {
    background: transparent;
    border-bottom: 1px solid rgba(255,255,255,0.12);
  }
  nav.hide {
    transform: translateY(-100%);
  }
  .nav-logo { display: flex; align-items: center; gap: 12px; text-decoration: none; }
  .logo-mark {
    width: 36px; height: 36px;
    display: flex; align-items: center; justify-content: center;
    overflow: hidden;
    border-radius: 8px;
    background: transparent;
  }
  .logo-mark img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
  }
  .logo-text { display: flex; flex-direction: column; line-height: 1; }
  .logo-text strong { font-family: var(--font-cond); font-size: 14px; font-weight: 700; color: var(--text-pri); letter-spacing: 0.04em; }
  .logo-text span { font-size: 12px; color: var(--text-muted); letter-spacing: 0.08em; text-transform: uppercase; }
  .nav-links { display: flex; list-style: none; }
  .nav-links a {
    display: block; padding: 0 17px; height: 68px; line-height: 68px;
    font-size: 15px; font-weight: 500; color: var(--text-muted);
    text-decoration: none; letter-spacing: 0.02em; transition: color 0.2s; position: relative;
  }
  .nav-links a:hover { color: var(--text-pri); }
  .nav-links a::after {
    content: ''; position: absolute; bottom: 0; left: 17px; right: 17px;
    height: 2px; background: var(--accent); transform: scaleX(0); transition: transform 0.25s;
  }
  .nav-links a:hover::after { transform: scaleX(1); }
  .nav-right { display: flex; align-items: center; gap: 10px; }
  .btn-outline {
    padding: 8px 17px; border: 1px solid var(--border-med); color: var(--text-sec);
    background: transparent; font-family: var(--font); font-size: 14px; font-weight: 500;
    cursor: pointer; text-decoration: none; transition: all 0.2s;
  }
  .btn-outline:hover { border-color: var(--text-pri); color: var(--text-pri); }
  .btn-primary {
    padding: 8px 20px; background: var(--accent); color: #fff; border: none;
    font-family: var(--font); font-size: 13.5px; font-weight: 700;
    letter-spacing: 0.05em; text-transform: uppercase; cursor: pointer;
    text-decoration: none; transition: background 0.2s;
  }
  .btn-primary:hover { background: var(--accent2); }
  .btn-whatsapp {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 0; background: #25D366; color: #fff; border: none;
    width: 40px; height: 40px; border-radius: 8px; text-decoration: none;
    cursor: pointer; transition: filter 0.12s, transform 0.12s;
  }
  .btn-whatsapp:hover { filter: brightness(0.95); transform: translateY(-1px); }
  .btn-whatsapp img, .btn-whatsapp svg { width: 20px; height: 20px; display: block; }
  .wh-logo { width: 20px; height: 20px; display: block; object-fit: contain; }
  .sr-only { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

  /* ── HERO ── */
  .hero {
    position: relative; min-height: calc(100vh - 104px);
    display: flex; align-items: center; overflow: hidden; background: var(--bg-page);
  }
  [data-theme="dark"] .hero-bg {
    position: absolute; inset: 0;
    background: radial-gradient(ellipse 55% 75% at 68% 50%, rgba(40,60,85,0.5) 0%, transparent 70%),
                radial-gradient(ellipse 25% 35% at 15% 75%, rgba(212,43,43,0.07) 0%, transparent 60%);
  }
  [data-theme="light"] .hero-bg {
    position: absolute; inset: 0;
    background: radial-gradient(ellipse 55% 75% at 68% 50%, rgba(200,210,222,0.55) 0%, transparent 70%),
                radial-gradient(ellipse 25% 35% at 15% 75%, rgba(212,43,43,0.04) 0%, transparent 60%);
  }
  
  .hero-scroll-bg {
    position: absolute; inset: 0;
    overflow: hidden;
    pointer-events: none;
    z-index: 1;
    opacity: 0.24;
  }
  .hero-scroll-bg::before,
  .hero-scroll-bg::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 140px;
    pointer-events: none;
    z-index: 3;
    background: linear-gradient(to right, var(--bg-page) 0%, transparent 100%);
  }
  .hero-scroll-bg::after {
    right: 0;
    background: linear-gradient(to left, var(--bg-page) 0%, transparent 100%);
  }
  .hero-visual {
    position: absolute;
    top: 50%; left: 0;
    transform: translateY(-50%);
    z-index: 2;
    display: grid;
    grid-auto-flow: column;
    grid-template-rows: repeat(3, 220px);
    grid-auto-columns: 220px;
    gap: 14px;
    width: max-content;
    animation: hero-scroll 15s linear infinite;
    opacity: 0.22;
  }
  .hero-visual img {
    width: 220px;
    height: 220px;
    object-fit: cover;
    display: block;
    border-radius: 24px;
    box-shadow: 0 28px 64px rgba(0, 0, 0, 0);
    transition: transform 0.35s ease, box-shadow 0.35s ease;
  }
  .hero-visual img:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 34px 74px rgba(0, 0, 0, 0.22);
  }
  .hero-visual:hover {
    animation-play-state: paused;
  }
  .hero-grid {
    position: absolute; inset: 0;
    background-image: linear-gradient(var(--border) 1px, transparent px), linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size: 60px 60px;
    background-repeat: round;
    background-position: 0 0;
    z-index: 0;
  }
  @keyframes hero-scroll {
    0% { transform: translateX(0) translateY(-50%); }
    100% { transform: translateX(-33.3333%) translateY(-50%); }
  }
  [data-theme="light"] .hero-graphic { opacity: 0.07; }
  .hero-content {
    position: relative;
    z-index: 4;
    padding: 0 80px;
    width: 100%;
    max-width: none;
    margin: 0;
    text-align: center;
  }
  .hero-content p {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
  }
  .hero-actions {
    justify-content: center;
  }
  @media (max-width: 1080px) {
    .hero-graphic { display: none; }
    .hero-visual {
      display: grid;
      left: 50%; top: 52%;
      transform: translate(-50%, -50%);
      grid-template-rows: repeat(3, 150px);
      grid-auto-columns: 150px;
      gap: 12px;
      animation-duration: 28s;
      opacity: 0.20;
    }
    .hero-visual img {
      width: 150px;
      height: 150px;
      border-radius: 18px;
      box-shadow: 0 20px 40px rgba(0, 0, 0, 0.18);
    }
    .hero-scroll-bg { opacity: 0.18; }
    .hero-scroll { left: 24px; bottom: 18px; }
  }
  .hero-eyebrow { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 20px; }
  .hero-eyebrow-line { width: 28px; height: 2px; background: var(--accent); }
  .hero-eyebrow span { font-size: 12px; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent); }
  .hero h1 {
    font-family: var(--font-cond); font-size: clamp(64px, 8vw, 110px);
    font-weight: 700; line-height: 0.92; letter-spacing: -0.01em;
    color: var(--text-pri); margin-bottom: 28px; text-transform: uppercase;
  }
  .hero h1 em { font-style: normal; color: var(--accent); display: block; }
  .hero p { font-size: 20px; font-weight: 300; line-height: 1.9; color: var(--text-muted); max-width: 820px; margin-bottom: 40px; }
  .hero-actions { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
  .btn-hero {
    display: inline-flex; align-items: center; gap: 8px; padding: 13px 26px;
    background: var(--accent); color: #fff; font-family: var(--font); font-size: 14px; font-weight: 700;
    letter-spacing: 0.07em; text-transform: uppercase; text-decoration: none; transition: background 0.2s;
  }
  .btn-hero:hover { background: var(--accent2); }
  .btn-ghost {
    display: inline-flex; align-items: center; gap: 8px; padding: 12px 26px;
    border: 1px solid var(--border-med); color: var(--text-sec); font-family: var(--font);
    font-size: 14px; font-weight: 500; text-decoration: none; transition: all 0.2s;
  }
  .btn-ghost:hover { border-color: var(--text-pri); color: var(--text-pri); }
  .hero-cert {
    display: inline-flex; align-items: center; gap: 10px; margin-top: 28px;
    padding: 8px 15px; border: 1px solid rgba(212,43,43,0.3); background: rgba(212,43,43,0.06);
  }
  .hero-cert span { font-size: 13px; font-weight: 600; letter-spacing: 0.06em; color: var(--accent); }
  .hero-cert small { font-size: 12px; color: var(--text-muted); }
  .hero-scroll { position: absolute; bottom: 36px; left: 80px; display: flex; align-items: center; gap: 10px; z-index: 2; }
  .scroll-line { width: 40px; height: 1px; background: var(--border-med); position: relative; overflow: hidden; }
  .scroll-line::after {
    content: ''; position: absolute; top: 0; left: -40px; width: 40px; height: 1px;
    background: var(--accent); animation: sl 1.8s ease-in-out infinite;
  }
  @keyframes sl { 0%{left:-40px} 100%{left:40px} }
  .scroll-hint-text { font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-faint); }

  /* ── STATS BAR ── */
  .stats-bar {
    background: var(--bg-surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
    display: grid; grid-template-columns: repeat(4, 1fr); transition: background 0.3s;
  }
  .stat-item { padding: 28px 38px; border-right: 1px solid var(--border); display: flex; flex-direction: column; gap: 5px; }
  .stat-item:last-child { border-right: none; }
  .stat-num { font-family: var(--font-cond); font-size: 40px; font-weight: 700; color: var(--text-pri); line-height: 1; }
  .stat-num sup { font-size: 22px; color: var(--accent); }
  .stat-label { font-size: 14px; font-weight: 400; color: var(--text-muted); line-height: 1.45; }

  /* ── SHARED ── */
  section { padding: 96px 80px; }
  section:not(.hero) {
    position: relative;
    overflow: hidden;
  }
  section:not(.hero)::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(var(--border) 1px, transparent 1px),
      linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size: 64px 64px;
    opacity: 0.12;
    pointer-events: none;
    z-index: 0;
  }
  section:not(.hero) > * {
    position: relative;
    z-index: 1;
  }

  .reveal {
    opacity: 0;
    transform: translate3d(0, 18px, 0) scale(0.985);
    transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1), transform 0.85s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: opacity, transform;
  }
  .reveal.visible {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1);
  }

  .catalog-section, .catalogue-section {
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
  }
  .catalog-section .section-header,
  .catalogue-section .section-header { margin-bottom: 32px; }
  .catalog-intro { max-width: 620px; color: var(--text-muted); font-size: 17px; line-height: 1.8; margin-top: 16px; }
  .catalog-files, .catalogue-grid {
    display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px;
    margin-top: 30px;
  }
  .catalog-card, .catalogue-card {
    background: var(--bg-page); border: 1px solid var(--border); border-radius: 18px;
    padding: 24px; display: flex; flex-direction: column; gap: 14px;
  }
  .catalog-card strong,
  .catalogue-card strong { font-size: 16px; color: var(--text-pri); }
  .catalog-card p,
  .catalogue-card p { font-size: 15px; color: var(--text-muted); line-height: 1.7; }
  .catalog-card a,
  .catalogue-card a {
    margin-top: auto; display: inline-flex; align-items: center; gap: 6px;
    color: var(--accent); font-weight: 700; text-decoration: none;
  }
  @media (max-width: 980px) {
    .catalog-files, .catalogue-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  }
  @media (max-width: 820px) {
    nav { flex-wrap: wrap; justify-content: center; padding: 12px 24px; }
    .nav-links { width: 100%; justify-content: center; flex-wrap: wrap; gap: 8px; order: 2; }
    .nav-links a { padding: 0 12px; height: auto; line-height: 1.8; }
    .nav-right { width: 100%; justify-content: center; margin-top: 14px; order: 3; }
    .hero { min-height: auto; padding: 60px 0 40px; }
    .hero-content { padding: 0 24px; max-width: 100%; }
    section { padding: 72px 24px; }
    .stats-bar { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .about-grid, .why-grid, .cap-grid { grid-template-columns: 1fr; }
    .catalog-files, .catalogue-grid { grid-template-columns: 1fr; }
    .cert-section { flex-direction: column; padding: 40px 24px; }
    .cta-section { grid-template-columns: 1fr; gap: 40px; }
    .form-row { grid-template-columns: 1fr; }
    .footer-top { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; gap: 14px; align-items: flex-start; }
    .hero-scroll { left: 24px; }
  }
  @media (max-width: 720px) {
    .catalog-files, .catalogue-grid { grid-template-columns: 1fr; }
    body { font-size: 20px; }
    .section-header { flex-direction: column; align-items: flex-start; gap: 18px; }
    .section-title { font-size: clamp(26px, 8vw, 40px); }
    .section-subtitle { font-size: 15px; max-width: 100%; }
    .hero-eyebrow { gap: 8px; }
    .hero-eyebrow span { font-size: 11px; }
    .hero p { font-size: 16px; max-width: 100%; }
    .btn-hero, .btn-ghost, .btn-outline, .btn-primary { font-size: 13px; padding: 10px 18px; }
    .hero-actions { justify-content: flex-start; }
    .products-grid, .stats-bar { gap: 14px; }
    .about-copy p, .about-card-text, .about-card-list li, .about-list li { font-size: 16px; }
    .catalog-card strong { font-size: 15px; }
    .catalog-card p { font-size: 14px; }
    .product-title { font-size: 18px; }
    .cap-title { font-size: 16px; }
    .contact-lbl { font-size: 10px; }
    .form-input { font-size: 14px; padding: 10px 12px; }
    .form-submit { font-size: 12px; padding: 11px 24px; }
    footer { padding: 40px 20px 24px; }
    .hero-visual {
      grid-template-rows: repeat(3, 110px);
      grid-auto-columns: 110px;
      gap: 10px;
      top: 55%;
      left: 50%;
      transform: translate(-50%, -50%);
      animation-duration: 24s;
    }
    .hero-visual img {
      width: 110px;
      height: 110px;
      border-radius: 14px;
    }
    .hero-scroll-bg::before,
    .hero-scroll-bg::after {
      width: 90px;
    }
    .hero-scroll { left: 16px; bottom: 12px; }
  }
  .section-header { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 52px; }
  .section-header-left { max-width: 600px; }
  .section-eyebrow { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 12px; }
  .section-eyebrow span { font-size: 12px; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent); }
  .eyebrow-dot { width: 4px; height: 4px; background: var(--accent); border-radius: 50%; }
  .section-title { font-family: var(--font-cond); font-size: clamp(30px, 3.8vw, 48px); font-weight: 700; line-height: 1.0; color: var(--text-pri); text-transform: uppercase; letter-spacing: 0.01em; }
  .section-subtitle { font-size: 16px; font-weight: 300; color: var(--text-muted); line-height: 1.65; margin-top: 12px; max-width: 480px; }
  .about-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.4fr) minmax(320px, 1fr);
    gap: 40px;
    margin-top: 34px;
  }
  .about-copy p,
  .about-card-text,
  .about-card-list li,
  .about-list li {
    font-size: 17px;
    line-height: 1.9;
    color: var(--text-muted);
  }
  .about-copy p { margin-bottom: 22px; }
  .about-section .section-subtitle { font-size: 16px; }
  .about-side-cards { display: grid; gap: 20px; margin-top: 30px; }
  .about-card { background: var(--bg-surface); border: 1px solid var(--border); border-radius: 18px; padding: 24px; display: flex; flex-direction: column; gap: 18px; }
  .about-card-title { font-family: var(--font-cond); font-size: 16px; font-weight: 700; color: var(--text-pri); text-transform: uppercase; letter-spacing: 0.04em; }
  .about-card-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
  .about-card-list li,
  .about-list li { position: relative; padding-left: 24px; }
  .about-card-list li::before,
  .about-list li::before { content: '•'; position: absolute; left: 0; top: 0; color: var(--accent); font-size: 1.2em; line-height: 1; }
  .about-list li,
  .about-card-list li { color: var(--text-pri); }
  .about-highlight { color: var(--accent); font-weight: 700; }
  .about-card + .about-card { margin-top: 20px; }
  .view-all {
    display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600;
    letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); text-decoration: none;
    transition: gap 0.2s; flex-shrink: 0;
  }
  .view-all:hover { gap: 12px; }

  /* ── PRODUCTS ── */
  .products-section {
    position: relative;
    overflow: hidden;
    background: var(--bg-page);
  }
  .products-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(var(--border) 1px, transparent 1px),
      linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size: 64px 64px;
    opacity: 0.60;
    pointer-events: none;
    z-index: 0;
  }
  .products-section > .section-header,
  .products-section .products-grid {
    position: relative;
    z-index: 1;
  }
  .products-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); }
  .product-card {
    background: var(--bg-surface); padding: 36px 32px;
    display: flex; flex-direction: column; gap: 12px;
    position: relative; overflow: hidden; transition: background 0.25s; cursor: pointer;
  }
  .product-card .product-image {
    width: 100%; overflow: hidden; border-radius: 10px;
    margin-bottom: 2px;
  }
  .product-card .product-image img {
    width: 100%; height: 300px; object-fit: cover; display: block;
    transition: transform 0.35s ease;
  }
  .product-card:hover .product-image img {
    transform: scale(1.05);
  }
  .product-card .product-image img {
    width: 100%; height: 250px; object-fit: cover; display: block;
    transition: transform 0.35s ease;
  }
  .product-card:hover .product-image img {
    transform: scale(1.05);
  }
  .product-card::before {
    content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 3px;
    background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform 0.3s;
  }
  .product-card:hover { background: var(--bg-raised); }
  .product-card:hover::before { transform: scaleX(1); }
  .product-icon { width: 46px; height: 46px; border: 1px solid rgba(212,43,43,0.3); display: flex; align-items: center; justify-content: center; color: var(--accent); }
  .product-icon svg { width: 21px; height: 21px; }
  .product-num { font-size: 11px; font-weight: 600; letter-spacing: 0.12em; color: var(--text-faint); text-transform: uppercase; }
  .product-title { font-family: var(--font-cond); font-size: 20px; font-weight: 700; color: var(--text-pri); text-transform: uppercase; letter-spacing: 0.03em; line-height: 1.15; }
  .product-desc { font-size: 15px; font-weight: 300; color: var(--text-muted); line-height: 1.75; flex: 1; }
  .product-spec { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 4px; }
  .spec-tag { font-size: 11px; font-weight: 600; letter-spacing: 0.07em; text-transform: uppercase; color: var(--accent); background: rgba(212,43,43,0.07); border: 1px solid rgba(212,43,43,0.2); padding: 3px 7px; }
  .product-link {
    display: inline-flex; align-items: center; gap: 7px; font-size: 12px; font-weight: 600;
    letter-spacing: 0.09em; text-transform: uppercase; color: var(--accent);
    margin-top: 4px; transition: gap 0.2s; text-decoration: none; cursor: pointer;
  }
  .product-link:hover { text-decoration: underline; }
  .product-card:hover .product-link { gap: 11px; }

  /* ── WHY ── */
  .why-section { background: var(--bg-surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
  .why-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
  .why-diagram { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--border); border: 1px solid var(--border); }
  .wdc { background: var(--bg-page); padding: 26px 22px; display: flex; flex-direction: column; gap: 9px; transition: background 0.2s; }
  .wdc:hover { background: var(--bg-raised); }
  .wdc svg { width: 26px; height: 26px; color: var(--accent); }
  .wdc-num { font-family: var(--font-cond); font-size: 32px; font-weight: 700; color: var(--text-pri); line-height: 1; }
  .wdc-num sup { font-size: 16px; color: var(--accent); }
  .wdc-title { font-family: var(--font-cond); font-size: 13px; font-weight: 700; color: var(--text-pri); text-transform: uppercase; letter-spacing: 0.08em; }
  .wdc-text { font-size: 13px; font-weight: 300; color: var(--text-muted); line-height: 1.55; }
  .why-points { list-style: none; margin-top: 36px; }
  .why-point { display: flex; align-items: flex-start; gap: 18px; padding: 21px 0; border-bottom: 1px solid var(--border); }
  .why-point:first-child { border-top: 1px solid var(--border); }
  .why-point-num { font-family: var(--font-cond); font-size: 12px; font-weight: 600; color: var(--accent); letter-spacing: 0.1em; padding-top: 2px; min-width: 24px; }
  .why-point-title { font-size: 15px; font-weight: 600; color: var(--text-pri); margin-bottom: 4px; }
  .why-point-text { font-size: 15px; font-weight: 300; color: var(--text-muted); line-height: 1.7; }

  /* ── CAPABILITIES ── */
  .capabilities-section { background: var(--bg-page); }
  .cap-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
  .cap-card { background: var(--bg-surface); border: 1px solid var(--border); padding: 28px 24px; transition: border-color 0.25s, transform 0.25s, background 0.3s; }
  .cap-card:hover { border-color: rgba(212,43,43,0.4); transform: translateY(-4px); }
  .cap-card-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
  .cap-card-icon { color: var(--accent); width: 24px; height: 24px; }
  .cap-tag { font-size: 11px; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); background: rgba(212,43,43,0.07); border: 1px solid rgba(212,43,43,0.2); padding: 3px 7px; }
  .cap-title { font-family: var(--font-cond); font-size: 17px; font-weight: 700; color: var(--text-pri); text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: 8px; }
  .cap-text { font-size: 15px; font-weight: 300; color: var(--text-muted); line-height: 1.75; }

  /* ── QUALITY ── */
  .quality-section { background: var(--bg-page); }
  .quality-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
  .quality-card { background: var(--bg-surface); border: 1px solid var(--border); border-radius: 18px; padding: 28px 24px; transition: border-color 0.25s, transform 0.25s, background 0.3s; }
  .quality-card:hover { border-color: rgba(212,43,43,0.4); transform: translateY(-4px); }
  .quality-icon { color: var(--accent); width: 24px; height: 24px; margin-bottom: 14px; }
  .quality-title { font-family: var(--font-cond); font-size: 17px; font-weight: 700; color: var(--text-pri); margin-bottom: 10px; }
  .quality-desc { font-size: 15px; font-weight: 300; color: var(--text-muted); line-height: 1.75; }

  /* ── CERTIFICATIONS ── */
  .cert-section {
    background: var(--bg-surface); border-top: 1px solid var(--border);
    padding: 52px 80px; display: flex; align-items: center; gap: 48px; transition: background 0.3s;
  }
  .cert-label { font-size: 11px; font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase; color: var(--text-muted); min-width: 100px; }
  .cert-divider { width: 1px; height: 48px; background: var(--border); flex-shrink: 0; }
  .cert-badges { display: flex; align-items: stretch; gap: 16px; flex: 1; flex-wrap: wrap; }
  .cert-badge {
    display: flex; align-items: center; gap: 14px; padding: 14px 18px;
    border: 1px solid var(--border); background: var(--bg-page);
    transition: border-color 0.2s, background 0.3s; flex: 1; min-width: 180px;
  }
  .cert-badge:hover { border-color: rgba(212,43,43,0.35); }
  .cert-badge svg { width: 32px; height: 32px; color: var(--accent); flex-shrink: 0; }
  .cert-main { font-size: 14px; font-weight: 700; color: var(--text-pri); }
  .cert-sub { font-size: 12px; font-weight: 300; color: var(--text-muted); margin-top: 2px; }

  /* ── CONTACT ── */
  .cta-section {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 0px;
    padding: 96px 80px;
    display: grid;
    grid-template-columns: 1.4fr 0.9fr;
    gap: 40px;
    align-items: start;
  }
  .cta-section > div {
    display: flex;
    flex-direction: column;
    gap: 24px;
  }
  .contact-row {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 18px 22px;
    border: 1px solid var(--border);
    border-radius: 20px;
    background: rgba(255,255,255,0.04);
    color: inherit;
    text-decoration: none;
    transition: background 0.2s, transform 0.2s;
  }
  .contact-row:hover {
    background: rgba(255,255,255,0.08);
    transform: translateY(-1px);
  }
  .contact-row .contact-icon {
    width: 46px;
    height: 46px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(212,43,43,0.1);
    color: var(--accent);
    flex-shrink: 0;
  }
  .contact-row .contact-icon svg { width: 20px; height: 20px; }
  .contact-lbl {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 4px;
  }
  .contact-val {
    font-size: 16px;
    font-weight: 500;
    color: var(--text-pri);
    line-height: 1.6;
  }
  .contact-section {
    background: var(--bg-page);
    padding: 96px 80px;
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: start;
    border-top: 1px solid var(--border);
  }
  .contact-grid {
    display: grid;
    grid-template-columns: 1.4fr 0.9fr;
    gap: 40px;
    align-items: start;
  }
  .contact-form {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 28px;
    padding: 36px 40px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.12);
  }
  .contact-info {
    display: grid;
    gap: 20px;
  }
  .contact-info-item {
    display: flex;
    gap: 18px;
    padding: 24px;
    background: var(--bg-surface);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: 22px;
    align-items: flex-start;
  }
  .contact-info-item .contact-icon {
    width: 44px;
    height: 44px;
    border-radius: 16px;
    border: 1px solid rgba(212,43,43,0.24);
    background: rgba(212,43,43,0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    flex-shrink: 0;
  }
  .contact-info-item .contact-icon svg { width: 18px; height: 18px; }
  .contact-info-item div > .contact-label { margin-bottom: 10px; }
  .contact-label { font-size: 12px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 6px; }
  .contact-val { font-size: 15px; font-weight: 400; color: var(--text-pri); line-height: 1.8; }
  .form { display: flex; flex-direction: column; gap: 18px; }
  .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
  .form-group { display: flex; flex-direction: column; gap: 8px; }
  .form-group label { font-size: 13px; font-weight: 600; color: var(--text-muted); }
  .form-input {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.08);
    color: var(--text-pri);
    font-family: var(--font);
    font-size: 15px;
    font-weight: 300;
    padding: 16px 18px;
    border-radius: 16px;
    outline: none;
    transition: border-color 0.2s, background 0.3s;
    width: 100%;
  }
  .form-input:focus { border-color: var(--accent); background: rgba(255,255,255,0.06); }
  .form-input::placeholder { color: var(--text-faint); }
  textarea.form-input { resize: vertical; min-height: 120px; }
  .form-submit {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    background: var(--accent);
    color: #fff;
    font-family: var(--font);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border: none;
    cursor: pointer;
    align-self: flex-start;
    border-radius: 14px;
    transition: background 0.2s, transform 0.2s;
  }
  .form-submit:hover { background: var(--accent2); transform: translateY(-1px); }

  /* ── FOOTER ── */
  footer { background: var(--footer-bg); border-top: 1px solid var(--border); padding: 60px 80px 28px; transition: background 0.3s; }
  .footer-top { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 52px; margin-bottom: 40px; padding-bottom: 40px; border-bottom: 1px solid var(--border); }
  .footer-logo { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
  .footer-desc { font-size: 15px; font-weight: 300; color: var(--text-muted); line-height: 1.7; margin-bottom: 18px; }
  .social-links { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-top: 18px; }
  .social-link { width: 36px; height: 36px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid var(--border); border-radius: 10px; color: var(--text-muted); text-decoration: none; transition: all 0.2s; }
  .social-link:hover { color: var(--text-pri); border-color: var(--text-muted); background: rgba(255,255,255,0.05); }
  .social-link svg,
  .social-link img { width: 18px; height: 18px; display: block; }
  .foot-link { display: flex; align-items: center; gap: 9px; font-size: 15px; color: var(--text-sec); margin-bottom: 7px; text-decoration: none; transition: color 0.2s; }
  .foot-link:hover { color: var(--text-pri); }
  .foot-link svg { width: 12px; height: 12px; color: var(--accent); flex-shrink: 0; }
  .footer-col-title { font-family: var(--font-cond); font-size: 13px; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-pri); margin-bottom: 16px; }
  .footer-links { list-style: none; display: flex; flex-direction: column; gap: 8px; }
  .footer-links a { font-size: 15px; font-weight: 300; color: var(--text-muted); text-decoration: none; transition: color 0.2s; }
  .footer-links a:hover { color: var(--text-pri); }
  .footer-bottom { display: flex; align-items: center; justify-content: space-between; }
  .footer-copy { font-size: 12px; color: var(--text-faint); }
  .footer-certs { display: flex; align-items: center; gap: 14px; }
  .footer-cert { font-size: 11px; font-weight: 700; letter-spacing: 0.06em; color: var(--accent); }

  /* ── ANIMATIONS ── */
  @keyframes fadeUp { from{opacity:0;transform:translateY(20px)} to{opacity:1;transform:translateY(0)} }
  .hero-content > * { animation: fadeUp 0.7s ease both; }
  .hero-content > *:nth-child(1){animation-delay:0.1s}
  .hero-content > *:nth-child(2){animation-delay:0.25s}
  .hero-content > *:nth-child(3){animation-delay:0.4s}
  .hero-content > *:nth-child(4){animation-delay:0.55s}
  .hero-content > *:nth-child(5){animation-delay:0.65s}

  /* ══ UNIFIED CARD SYSTEM (catalogue-style for all cards) ══ */

  /* About section — new layout */
  .about-section { background: var(--bg-page); }

  .about-intro {
    max-width: 760px;
  }
  .about-intro p {
    font-size: 17px;
    font-weight: 300;
    line-height: 1.8;
    color: var(--text-muted);
    margin-bottom: 10px;
  }
  .about-top-grid {
    display: flex;
    align-items: flex-start;
    gap: 34px;
    margin-bottom: 40px;
    flex-wrap: wrap;
  }
  .about-top-grid > div {
    flex: 1 1 0;
    min-width: 280px;
  }
  .about-strengths {
    display: grid;
    gap: 18px;
    align-self: flex-start;
  }
  .about-strengths .section-eyebrow { margin-bottom: 10px; }
  .about-strengths-title {
    font-family: var(--font-cond);
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 700;
    line-height: 1.05;
    color: var(--text-pri);
  }
  .about-strengths-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 12px;
  }
  .about-strengths-list li {
    position: relative;
    padding-left: 28px;
    font-size: 17px;
    line-height: 1.8;
    color: var(--text-muted);
  }
  .about-strengths-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 0;
    color: var(--accent);
    font-size: 18px;
    line-height: 1;
  }
  .about-strengths p {
    font-size: 17px;
    font-weight: 300;
    line-height: 1.85;
    color: var(--text-muted);
    margin-top: 0;
  }
  @media (max-width: 900px) {
    .about-top-grid { grid-template-columns: 1fr; }
  }

  .about-cards-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  /* The unified card — matches catalogue-card exactly */
  .about-card-new {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 28px 26px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    transition: border-color 0.25s, transform 0.25s, background 0.3s;
  }
  .about-card-new:hover {
    border-color: rgba(212,43,43,0.35);
    transform: translateY(-3px);
  }

  .about-card-icon {
    width: 42px; height: 42px;
    border: 1px solid rgba(212,43,43,0.25);
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    color: var(--accent);
    flex-shrink: 0;
  }
  .about-card-icon svg { width: 20px; height: 20px; }

  /* Upgrade existing about-card to match catalogue-card radius */
  .about-card {
    border-radius: 18px !important;
  }

  /* Upgrade product-card to match catalogue-card radius */
  .product-card {
    border-radius: 0; /* products-grid uses gap=1px approach — keep flush */
  }

  /* Upgrade cap-card to match catalogue-card style */
  .cap-card {
    border-radius: 18px !important;
    padding: 26px 24px !important;
  }

  /* cert-badge rounded */
  .cert-badge {
    border-radius: 14px !important;
  }

  /* wdc rounded */
  .wdc {
    border-radius: 0; /* inside why-diagram grid — keep flush */
  }

  /* ══ PRODUCTS GRID — 3 col → 2 col → 1 col with rounded corners on mobile ══ */
  @media (max-width: 900px) {
    .products-grid {
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }
  }
  @media (max-width: 540px) {
    .products-grid {
      grid-template-columns: 1fr;
      gap: 0;
    }
    .product-card {
      border-radius: 0 !important;
    }
  }

  /* ══ ABOUT CARDS — responsive ══ */
  @media (max-width: 900px) {
    .about-cards-grid {
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }
  }
  @media (max-width: 580px) {
    .about-cards-grid {
      grid-template-columns: 1fr;
    }
    .about-intro p { font-size: 15px; }
  }

  /* ══ FULL RESPONSIVE OVERHAUL ══ */

  /* ─── Tablet & smaller desktop (≤ 1024px) ��── */
  @media (max-width: 1024px) {
    section { padding: 80px 48px; }
    .cert-section { padding: 44px 48px; }
    .footer-top { grid-template-columns: 1fr 1fr; gap: 36px; }
    .cap-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .why-grid { gap: 40px; }
  }

  /* ─── Tablet portrait (≤ 820px) ─── */
  @media (max-width: 820px) {
    /* Nav */
    nav { flex-wrap: wrap; padding: 12px 20px; height: auto; gap: 10px; }
    .nav-logo { flex: 1; }
    .nav-links { width: 100%; order: 3; justify-content: center; flex-wrap: wrap; gap: 0; border-top: 1px solid var(--border); padding-top: 8px; }
    .nav-links a { padding: 6px 12px; height: auto; line-height: 1.6; font-size: 14px; }
    .nav-links a::after { bottom: -2px; left: 12px; right: 12px; }
    .nav-right { order: 2; gap: 6px; flex-wrap: wrap; }
    .btn-outline { display: flex; padding: 6px 10px; font-size: 12px; } /* show phone# on mobile */

    /* Hero */
    .hero { min-height: auto; padding: 56px 0 36px; }
    .hero-content { padding: 0 20px; max-width: 100%; }
    .hero-scroll { left: 20px; bottom: 20px; }

    /* Sections */
    section { padding: 64px 20px; }
    .cert-section { padding: 36px 20px; flex-direction: column; align-items: flex-start; gap: 20px; }
    .cert-divider { width: 40px; height: 1px; }
    .cert-badges { width: 100%; }
    .cert-badge { min-width: 0; flex: 1 1 calc(50% - 8px); }

    /* Grids */
    .stats-bar { grid-template-columns: repeat(2, 1fr); }
    .stat-item:nth-child(2) { border-right: none; }
    .stat-item:nth-child(3) { border-top: 1px solid var(--border); }
    .stat-item:nth-child(4) { border-top: 1px solid var(--border); border-right: none; }

    .why-grid { grid-template-columns: 1fr; gap: 36px; }
    .cap-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .catalog-files, .catalogue-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }

    /* Contact */
    .cta-section, .contact-grid { grid-template-columns: 1fr; }
    .cta-section { gap: 40px; padding: 64px 20px; }

    /* Footer */
    .footer-top { grid-template-columns: 1fr 1fr; gap: 28px; padding: 0 20px; }
    footer { padding: 48px 20px 24px; }
    .footer-bottom { flex-direction: column; gap: 12px; align-items: flex-start; padding: 0 0px; }

    /* Section header */
    .section-header { flex-direction: column; align-items: flex-start; gap: 14px; margin-bottom: 36px; }

    /* Form */
    .form-row { grid-template-columns: 1fr; }
  }

  /* ─── Mobile (≤ 540px) ─── */
  @media (max-width: 540px) {
    body { font-size: 16px; }

    /* Ann bar */
    .ann-bar { font-size: 11px; padding: 7px 12px; }

    /* Nav */
    .nav-links a { font-size: 13px; padding: 5px 10px; }
    .btn-primary { font-size: 12px; padding: 7px 14px; }

    /* Hero */
    .hero { padding: 44px 0 28px; }
    .hero h1 { font-size: clamp(38px, 10vw, 56px); margin-bottom: 16px; }
    .hero p { font-size: 15px; margin-bottom: 24px; }
    .hero-actions { flex-direction: column; align-items: flex-start; gap: 10px; }
    .btn-hero, .btn-ghost { width: 100%; justify-content: center; }
    .hero-cert { flex-wrap: wrap; }
    .hero-cert span { font-size: 11px; }
    .hero-cert small { display: none; }

    /* Stats */
    .stats-bar { grid-template-columns: repeat(2, 1fr); }
    .stat-item { padding: 18px 16px; }
    .stat-num { font-size: 30px; }
    .stat-num sup { font-size: 16px; }
    .stat-label { font-size: 12px; }

    /* Sections */
    section { padding: 52px 16px; }
    .section-title { font-size: clamp(24px, 8vw, 36px); }
    .section-subtitle { font-size: 14px; }

    /* Products */
    .product-card { padding: 24px 20px; }
    .product-title { font-size: 17px; }
    .product-desc { font-size: 13.5px; }

    /* Capabilities */
    .cap-grid { grid-template-columns: 1fr; }
    .cap-card { padding: 22px 18px !important; }
    .cap-title { font-size: 15px; }
    .cap-text { font-size: 13.5px; }

    /* Quality */
    .quality-grid { grid-template-columns: 1fr; }
    .quality-card { padding: 22px 18px; }
    .quality-title { font-size: 15px; }
    .quality-desc { font-size: 13.5px; }

    /* Catalogue */
    .catalog-files { grid-template-columns: 1fr; }
    .catalog-card { padding: 20px; }
    .catalog-card strong { font-size: 14px; }
    .catalog-card p { font-size: 13px; }

    /* Contact */
    .contact-grid { grid-template-columns: 1fr; }
    .contact-form { padding: 22px 18px; }
    .catalog-files, .catalogue-grid { grid-template-columns: 1fr; }

    /* About */
    .about-cards-grid { grid-template-columns: 1fr; }
    .about-card-new { padding: 22px 18px; }
    .about-card-title { font-size: 15px; }
    .about-card-text { font-size: 13.5px; }

    /* Why */
    .why-diagram { grid-template-columns: 1fr; }
    .wdc { border-left: none !important; border-top: 1px solid var(--border) !important; }
    .wdc:first-child { border-top: none !important; }
    .wdc-num { font-size: 26px; }
    .why-point-title { font-size: 14px; }
    .why-point-text { font-size: 13.5px; }

    /* Certifications */
    .cert-badge { flex: 1 1 100%; min-width: 0; }
    .cert-main { font-size: 13px; }
    .cert-sub { font-size: 11px; }

    /* Contact */
    .cta-section { padding: 40px 16px; gap: 28px; }
    .cta-section > div:first-child { margin-bottom: 12px; }
    .cta-section h2 { font-size: 22px; margin-bottom: 12px; }
    .cta-section > div:first-child > p { font-size: 13px; margin-bottom: 16px; }
    .contact-row { padding: 14px 0; gap: 12px; }
    .contact-row:first-of-type { margin-top: 16px; }
    .contact-lbl { font-size: 9px; }
    .contact-val { font-size: 13px; }
    .form { gap: 12px; }
    .form-input { font-size: 14px; padding: 10px 12px; }
    .form-submit { width: 100%; justify-content: center; padding: 11px 20px; }

    /* Footer */
    footer { padding: 40px 16px 20px; }
    .footer-top { grid-template-columns: 1fr; gap: 24px; }
    .footer-desc { font-size: 13px; }
    .footer-links a { font-size: 13px; }
    .footer-certs { flex-wrap: wrap; gap: 8px; }
    .footer-copy { font-size: 11px; }

    /* Social */
    .social-links { gap: 8px; }
    .social-link { width: 32px; height: 32px; }
    .social-link svg { width: 15px; height: 15px; }
  }

  /* ─── Very small mobile (≤ 380px) ─── */
  @media (max-width: 380px) {
    .hero h1 { font-size: clamp(32px, 9vw, 44px); }
    .nav-links { display: none; } /* Too cramped — hide nav links on tiny screens */
    .stats-bar { grid-template-columns: 1fr; }
    .stat-item { border-right: none; border-top: 1px solid var(--border); }
    .stat-item:first-child { border-top: none; }
    .cert-badge { flex: 1 1 100%; }
  }

  /* ─── Hamburger menu for tiny screens ─── */
  .nav-menu-btn {
    display: none;
    background: none;
    border: 1px solid var(--border-med);
    color: var(--text-muted);
    padding: 6px 10px;
    cursor: pointer;
    font-size: 18px;
    line-height: 1;
  }
  @media (max-width: 380px) {
    .nav-menu-btn { display: flex; align-items: center; justify-content: center; }
    .nav-links.open { display: flex !important; }
  }