:root{
    --bg:#ffffff;
    --bg-alt:#f1f8f8;
    --surface:#ffffff;
    --ink:#0b2426;
    --ink-soft:#4f6e6c;
    --ink-faint:#7d9997;
    --accent:#0ea39b;
    --accent-bright:#12b8ae;
    --accent-deep:#0a7d77;
    --accent-soft:#dcf2f0;
    --line:#d7e8e7;
    --line-strong:#b7d6d3;
    --shadow: 0 20px 60px -30px rgba(10,60,58,0.35);
    --radius: 2px;
    --font-display: "Bahnschrift", "SF Compact Condensed", "Roboto Condensed", "Arial Narrow", sans-serif;
    --font-body: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
    --font-mono: "Cascadia Mono", "Consolas", ui-monospace, monospace;
  }
  @media (prefers-color-scheme: dark){
    :root{
      --bg:#071819;
      --bg-alt:#0d2427;
      --surface:#0e2a2c;
      --ink:#e9f7f6;
      --ink-soft:#9dc1bf;
      --ink-faint:#5f8785;
      --accent:#35d6c7;
      --accent-bright:#4de5d5;
      --accent-deep:#1fa99b;
      --accent-soft:#123634;
      --line:#1b3d3f;
      --line-strong:#25504f;
      --shadow: 0 20px 60px -25px rgba(0,0,0,0.6);
    }
  }
  :root[data-theme="dark"]{
    --bg:#071819;
    --bg-alt:#0d2427;
    --surface:#0e2a2c;
    --ink:#e9f7f6;
    --ink-soft:#9dc1bf;
    --ink-faint:#5f8785;
    --accent:#35d6c7;
    --accent-bright:#4de5d5;
    --accent-deep:#1fa99b;
    --accent-soft:#123634;
    --line:#1b3d3f;
    --line-strong:#25504f;
    --shadow: 0 20px 60px -25px rgba(0,0,0,0.6);
  }
  :root[data-theme="light"]{
    --bg:#ffffff;
    --bg-alt:#f1f8f8;
    --surface:#ffffff;
    --ink:#0b2426;
    --ink-soft:#4f6e6c;
    --ink-faint:#7d9997;
    --accent:#0ea39b;
    --accent-bright:#12b8ae;
    --accent-deep:#0a7d77;
    --accent-soft:#dcf2f0;
    --line:#d7e8e7;
    --line-strong:#b7d6d3;
    --shadow: 0 20px 60px -30px rgba(10,60,58,0.35);
  }

  *{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%; overflow-x:hidden; width:100%;}
  body{
    margin:0;
    background:var(--bg);
    color:var(--ink);
    font-family:var(--font-body);
    font-size:16px;
    line-height:1.6;
    overflow-x:hidden;
  }
  img,svg{display:block; max-width:100%;}
  a{color:inherit;}
  h1,h2,h3,h4{
    font-family:var(--font-display);
    font-weight:700;
    margin:0;
    text-wrap:balance;
    letter-spacing:0.01em;
  }
  p{margin:0;}
  .wrap{
    width:100%;
    max-width:1180px;
    margin:0 auto;
    padding:0 28px;
  }
  .eyebrow{
    font-family:var(--font-mono);
    font-size:12px;
    letter-spacing:0.16em;
    text-transform:uppercase;
    color:var(--accent-deep);
    display:flex;
    align-items:center;
    gap:10px;
  }
  @media (prefers-color-scheme: dark){ .eyebrow{color:var(--accent-bright);} }
  :root[data-theme="dark"] .eyebrow{color:var(--accent-bright);}
  .eyebrow::before{
    content:"";
    width:18px;
    height:1px;
    background:var(--accent);
    display:inline-block;
  }

  /* ---------- Header ---------- */
  header{
    position:sticky;
    top:0;
    z-index:200;
    background:color-mix(in srgb, var(--bg) 88%, transparent);
    backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
    transition:box-shadow .25s ease;
  }
  header.scrolled{box-shadow:0 8px 24px -18px rgba(10,60,58,0.4);}
  .nav-row{
    display:flex;
    align-items:center;
    justify-content:space-between;
    height:82px;
  }
  .logo{
    display:flex;
    align-items:center;
    gap:12px;
    font-family:var(--font-display);
    font-weight:600;
    font-size:20px;
    letter-spacing:0.02em;
    text-decoration:none;
    color:var(--ink);
    cursor:pointer;
    background:none;
    border:none;
    padding:0;
  }
  .logo-mark{
    height:51px;
    width:auto;
    max-width:190px;
    object-fit:contain;
    flex:none;
    display:block;
  }
  .logo > span{display:block; margin-top:11px; color:#0F172A;}
  .logo small{
    display:block;
    font-family:var(--font-mono);
    font-weight:400;
    font-size:9.5px;
    letter-spacing:0.2em;
    color:var(--ink-faint);
    text-transform:uppercase;
    margin-top:2px;
    text-align:left;
  }
  nav.main-nav{
    display:flex;
    align-items:stretch;
    gap:6px;
  }
  .nav-item{
    position:relative;
    display:flex;
    align-items:center;
  }
  nav.main-nav > .nav-item > a, nav.main-nav > .nav-item > button.nav-link{
    display:flex;
    align-items:center;
    gap:5px;
    text-decoration:none;
    font-family:var(--font-body);
    font-size:14.5px;
    color:var(--ink-soft);
    position:relative;
    padding:10px 14px;
    background:none;
    border:none;
    cursor:pointer;
    transition:color .18s ease;
  }
  nav.main-nav .nav-link .caret{width:9px; height:9px; opacity:0.6;}
  nav.main-nav > .nav-item > a:hover, nav.main-nav > .nav-item > a:focus-visible,
  nav.main-nav > .nav-item > button.nav-link:hover{color:var(--ink);}
  .nav-item.is-active > a, .nav-item.is-active > button.nav-link{color:var(--ink); font-weight:600;}
  .nav-item.is-active > a::after, .nav-item.is-active > button.nav-link::after{
    content:"";
    position:absolute;
    left:14px; right:14px; bottom:4px;
    height:2px;
    background:var(--accent);
  }
  .dropdown{
    position:absolute;
    top:100%;
    left:0;
    padding-top:10px;
    z-index:50;
  }
  .dropdown-panel{
    min-width:230px;
    background:var(--surface);
    border:1px solid var(--line-strong);
    box-shadow:var(--shadow);
    padding:8px;
    display:flex;
    flex-direction:column;
    gap:1px;
    opacity:0;
    visibility:hidden;
    transform:translateY(-8px);
    pointer-events:none;
    transition:opacity .2s ease, transform .2s ease, visibility .2s;
  }
  .nav-item:hover .dropdown-panel, .nav-item:focus-within .dropdown-panel{
    opacity:1; visibility:visible; transform:translateY(0); pointer-events:auto;
  }
  @media (prefers-reduced-motion: reduce){ .dropdown-panel{transition:opacity .01s linear;} }
  .dropdown a{
    padding:11px 12px;
    font-size:14px;
    text-decoration:none;
    color:var(--ink-soft);
    display:flex;
    flex-direction:column;
    gap:2px;
  }
  .dropdown a .sub{font-family:var(--font-mono); font-size:11px; color:var(--ink-faint);}
  .dropdown a:hover{background:var(--bg-alt); color:var(--ink);}

  .header-actions{display:flex; align-items:center; gap:18px;}
  .btn{
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-family:var(--font-body);
    font-weight:600;
    font-size:14px;
    padding:12px 22px;
    border-radius:var(--radius);
    text-decoration:none;
    border:1px solid transparent;
    cursor:pointer;
    transition:transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
  }
  .btn-primary{
    background:var(--accent);
    color:#04211f;
  }
  .btn-primary:hover{background:var(--accent-bright); transform:translateY(-1px);}
  .btn-ghost{
    background:transparent;
    color:var(--ink);
    border-color:var(--line-strong);
  }
  .btn-ghost:hover{border-color:var(--accent); color:var(--accent-deep);}
  @media (prefers-color-scheme:dark){ .btn-ghost:hover{color:var(--accent-bright);} }
  :root[data-theme="dark"] .btn-ghost:hover{color:var(--accent-bright);}

  .menu-toggle{
    display:none;
    background:none;
    border:1px solid var(--line-strong);
    width:42px; height:42px;
    align-items:center;
    justify-content:center;
    cursor:pointer;
  }
  .menu-toggle span, .menu-toggle span::before, .menu-toggle span::after{
    content:"";
    display:block;
    width:18px;
    height:2px;
    background:var(--ink);
    position:relative;
    transition:transform .2s ease, opacity .2s ease;
  }
  .menu-toggle span::before{position:absolute; top:-6px;}
  .menu-toggle span::after{position:absolute; top:6px;}

  /* ---------- Page view switching ---------- */
  .page-view{display:none;}
  .page-view.active{display:block; animation:pageIn .6s cubic-bezier(.16,.8,.4,1) both;}
  @keyframes pageIn{
    from{opacity:0; transform:translateY(18px);}
    to{opacity:1; transform:translateY(0);}
  }
  @media (prefers-reduced-motion: reduce){
    .page-view.active{animation:none;}
  }

  /* ---------- Hero (home) ---------- */
  .hero{
    position:relative;
    overflow:hidden;
    color:#eef8f7;
    background:#061415;
  }
  .hero-bg-slides{position:absolute; inset:0; z-index:0;}
  .hero-bg-slide{
    position:absolute; inset:0; width:100%; height:100%; object-fit:cover;
    opacity:0; transform:scale(1.0);
    animation:heroSlide 21s ease-in-out infinite;
  }
  .hero-bg-slide:nth-child(1){animation-delay:0s;}
  .hero-bg-slide:nth-child(2){animation-delay:7s;}
  .hero-bg-slide:nth-child(3){animation-delay:14s;}
  @keyframes heroSlide{
    0%{opacity:0; transform:scale(1.0);}
    6%{opacity:1;}
    28%{opacity:1;}
    34%{opacity:0; transform:scale(1.09);}
    100%{opacity:0; transform:scale(1.09);}
  }
  .hero-overlay{
    position:absolute; inset:0; z-index:1; pointer-events:none;
    background:
      radial-gradient(ellipse 55% 90% at 92% 10%, rgba(53,214,199,0.20) 0%, transparent 55%),
      linear-gradient(100deg, rgba(4,14,15,0.90) 0%, rgba(5,17,18,0.74) 40%, rgba(6,20,21,0.40) 72%, rgba(6,20,21,0.28) 100%);
  }
  .hero-inner{position:relative; z-index:2; padding:110px 0 100px;}
  .hero-copy{max-width:640px;}
  .hero-copy .eyebrow{margin-bottom:20px; color:#8fd9d1;}
  .hero-copy .eyebrow::before{background:#8fd9d1;}
  .hero h1{
    font-size:clamp(34px, 4.6vw, 58px);
    line-height:1.05;
    color:#ffffff;
    text-shadow:0 4px 26px rgba(0,0,0,0.4);
  }
  .hero h1 em{font-style:normal; color:#4de5d5;}
  .hero p.lead{margin-top:22px; font-size:17.5px; color:#dcece9; max-width:52ch; text-shadow:0 2px 16px rgba(0,0,0,0.35);}
  .hero-cta{margin-top:34px; display:flex; gap:16px; flex-wrap:wrap;}
  .hero .btn-ghost{color:#fff; border-color:rgba(255,255,255,0.4);}
  .hero .btn-ghost:hover{border-color:#fff; color:#fff;}
  .hero-brandbar{margin-top:56px; padding-top:26px; border-top:1px solid rgba(255,255,255,0.16);}
  .hero-brandbar span.label{
    font-family:var(--font-mono); font-size:11px; letter-spacing:0.14em;
    text-transform:uppercase; color:#9dc1bf;
  }
  .brand-list{display:flex; gap:28px; flex-wrap:wrap; margin-top:14px;}
  .brand-list span{font-family:var(--font-display); font-weight:700; font-size:17px; color:#dcece9; letter-spacing:0.01em;}

  .load-in{
    opacity:0; transform:translateY(20px);
    animation:loadIn .7s cubic-bezier(.16,.8,.4,1) both;
    animation-delay:var(--d, 0s);
  }
  @keyframes loadIn{ to{opacity:1; transform:translateY(0);} }
  @media (prefers-reduced-motion: reduce){
    .hero-bg-slide{animation:none; opacity:0;}
    .hero-bg-slide:first-child{opacity:1;}
    .load-in{animation:none; opacity:1; transform:none;}
  }

  /* ---------- Page banner (inner pages) ---------- */
  .page-banner{
    position:relative;
    padding:64px 0 52px;
    background:var(--bg-alt);
    border-bottom:1px solid var(--line);
    overflow:hidden;
  }
  .page-banner::before{
    content:"";
    position:absolute; inset:0;
    background-image:
      linear-gradient(var(--line) 1px, transparent 1px),
      linear-gradient(90deg, var(--line) 1px, transparent 1px);
    background-size:56px 56px;
    mask-image:radial-gradient(ellipse 70% 100% at 85% 0%, black, transparent);
    opacity:0.45;
  }
  .page-banner-inner{position:relative;}
  .page-banner h1{font-size:clamp(28px, 3.6vw, 42px); margin-top:14px;}
  .page-banner p{margin-top:16px; color:var(--ink-soft); font-size:16px; max-width:60ch;}
  .crumb{
    margin-top:22px;
    font-family:var(--font-mono);
    font-size:12px;
    color:var(--ink-faint);
    display:flex;
    align-items:center;
    gap:8px;
  }
  .crumb button{background:none; border:none; padding:0; font-family:inherit; font-size:inherit; color:var(--ink-faint); cursor:pointer;}
  .crumb button:hover{color:var(--accent-deep);}
  .crumb span.sep{opacity:0.5;}
  .crumb span.here{color:var(--ink-soft);}

  /* ---------- Stats ---------- */
  .stats{border-bottom:1px solid var(--line); background:var(--surface);}
  .stats-row{display:grid; grid-template-columns:repeat(4,1fr);}
  .stat{padding:32px 28px; border-left:1px solid var(--line);}
  .stat:first-child{border-left:none;}
  .stat .num{font-family:var(--font-mono); font-size:30px; font-weight:600; color:var(--accent-deep); font-variant-numeric:tabular-nums;}
  @media (prefers-color-scheme:dark){ .stat .num{color:var(--accent-bright);} }
  :root[data-theme="dark"] .stat .num{color:var(--accent-bright);}
  .stat .desc{margin-top:6px; font-size:13.5px; color:var(--ink-soft);}

  /* ---------- Section shell ---------- */
  section{padding:96px 0;}
  .section-head{max-width:640px; margin-bottom:52px;}
  .section-head h2{margin-top:16px; font-size:clamp(26px, 3.2vw, 38px);}
  .section-head p{margin-top:16px; color:var(--ink-soft); font-size:16px;}
  .section-head-row{
    display:flex; align-items:flex-end; justify-content:space-between; gap:24px;
    margin-bottom:52px; flex-wrap:wrap;
  }
  .alt{background:var(--bg-alt);}

  /* ---------- Compact teaser grids (home) ---------- */
  .teaser-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:1px; background:var(--line); border:1px solid var(--line);}
  .teaser-card{
    background:var(--surface); padding:28px 24px; display:flex; flex-direction:column; gap:12px;
    text-decoration:none; color:inherit; cursor:pointer; border:none; text-align:left; font-family:inherit;
    transition:background .15s ease;
  }
  .teaser-card:hover{background:var(--bg-alt);}
  .mark{
    font-family:var(--font-display); font-weight:700; letter-spacing:0.02em;
    display:flex; align-items:center; justify-content:center;
    background:var(--accent-soft); color:var(--accent-deep);
    border:1px solid var(--line-strong); flex:none;
  }
  @media (prefers-color-scheme:dark){ .mark{color:var(--accent-bright);} }
  :root[data-theme="dark"] .mark{color:var(--accent-bright);}
  .mark-sm{width:36px; height:36px; font-size:12.5px;}
  .mark-lg{width:46px; height:46px; font-size:15px;}
  .logo-plate{
    flex:none; display:flex; align-items:center; justify-content:center; min-width:0;
  }
  .logo-plate img{display:block; height:auto; width:auto; max-height:100%; max-width:100%; object-fit:contain;}
  .logo-plate-sm{height:48px; max-width:170px;}
  .logo-plate-lg{height:68px; max-width:210px;}
  .logo-plate-xl{height:100px; max-width:280px;}
  .teaser-card h4{font-size:16.5px;}
  .teaser-card p{font-size:13.5px; color:var(--ink-soft);}
  .teaser-card .go{margin-top:auto; font-size:12.5px; font-weight:600; color:var(--accent-deep); display:flex; align-items:center; gap:6px;}
  @media (prefers-color-scheme:dark){ .teaser-card .go{color:var(--accent-bright);} }
  :root[data-theme="dark"] .teaser-card .go{color:var(--accent-bright);}
  .teaser-card .go svg{width:12px; height:12px; transition:transform .15s ease;}
  .teaser-card:hover .go svg{transform:translateX(3px);}

  .service-teaser-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:28px;}
  .service-teaser{
    border:1px solid var(--line); background:var(--surface); padding:30px 26px;
    display:flex; flex-direction:column; gap:14px; text-decoration:none; color:inherit; cursor:pointer;
    text-align:left; font-family:inherit; transition:border-color .2s ease, transform .2s ease;
  }
  .service-teaser:hover{border-color:var(--accent); transform:translateY(-3px);}

  .section-cta-row{margin-top:44px; display:flex; justify-content:center;}

  /* ---------- Product datasheets ---------- */
  .product-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:1px; background:var(--line); border:1px solid var(--line);}
  .product-card{
    background:var(--surface); padding:36px 34px; position:relative;
    display:flex; flex-direction:column; gap:18px; scroll-margin-top:100px;
  }
  .product-head{display:flex; align-items:flex-start; justify-content:space-between; gap:16px; flex-wrap:wrap;}
  .product-index{font-family:var(--font-mono); font-size:12px; color:var(--ink-faint); letter-spacing:0.08em;}
  .product-card h3{font-size:24px;}
  .product-card h3 .suffix{
    font-family:var(--font-mono); font-weight:400; font-size:14px; color:var(--ink-faint); margin-left:4px;
  }
  .product-tag{font-family:var(--font-mono); font-size:11px; letter-spacing:0.14em; text-transform:uppercase; color:var(--ink-faint);}
  .product-desc{color:var(--ink-soft); font-size:15px;}
  .product-meta{
    font-family:var(--font-mono); font-size:12px; color:var(--ink-faint);
    border-top:1px dashed var(--line-strong); border-bottom:1px dashed var(--line-strong);
    padding:10px 0;
  }
  .feature-list{list-style:none; margin:4px 0 0; padding:0; display:grid; gap:10px;}
  .feature-list li{display:flex; gap:10px; font-size:14px; color:var(--ink);}
  .feature-list li::before{content:""; width:6px; height:6px; margin-top:6px; background:var(--accent); flex:none;}
  .product-link{
    margin-top:auto; padding-top:14px; display:inline-flex; align-items:center; gap:8px;
    font-size:13.5px; font-weight:600; text-decoration:none; color:var(--accent-deep);
    width:fit-content; background:none; border:none; cursor:pointer; font-family:inherit;
  }
  @media (prefers-color-scheme:dark){ .product-link{color:var(--accent-bright);} }
  :root[data-theme="dark"] .product-link{color:var(--accent-bright);}
  .product-link svg{width:14px; height:14px; transition:transform .15s ease;}
  .product-link:hover svg{transform:translateX(3px);}

  /* ---------- Product detail page ---------- */
  .mark-xl{width:64px; height:64px; font-size:21px;}
  .product-hero{
    --hb1:#0d2e30; --hb2:#061415; --hline: rgba(255,255,255,0.14); --hline-soft: rgba(255,255,255,0.08);
    position:relative; overflow:hidden; color:#eef8f7; background:var(--hb2);
  }
  .hero-bg-video{
    position:absolute; inset:0; width:100%; height:100%; object-fit:cover; z-index:0;
  }
  .hero-overlay{
    position:absolute; inset:0; z-index:1; pointer-events:none;
    background:
      radial-gradient(ellipse 55% 90% at 90% 15%, rgba(53,214,199,0.22) 0%, transparent 55%),
      linear-gradient(100deg, rgba(4,14,15,0.86) 0%, rgba(5,17,18,0.68) 38%, rgba(6,20,21,0.34) 68%, rgba(6,20,21,0.22) 100%);
  }
  .product-hero-inner{position:relative; padding:72px 0 64px; z-index:2;}
  .product-hero .eyebrow{color:#8fd9d1;}
  .product-hero .eyebrow::before{background:#8fd9d1;}
  .hero-grid{position:relative; display:grid; grid-template-columns:1.5fr 1fr; gap:48px; align-items:center;}
  .hero-left{min-width:0;}
  .hero-logo-card{
    display:inline-flex; align-items:center; flex:none;
    filter:drop-shadow(0 6px 18px rgba(0,0,0,0.55));
  }
  .hero-logo-card img{display:block; height:52px; width:auto; max-width:220px; object-fit:contain;}
  .product-hero-head{display:flex; gap:24px; align-items:center; flex-wrap:wrap; margin-top:22px;}
  .product-hero-head h1{font-size:clamp(30px, 3.8vw, 46px); color:#ffffff; text-shadow:0 2px 20px rgba(0,0,0,0.35);}
  .product-hero-head .tagline{margin-top:8px; color:#dcece9; font-size:16.5px; max-width:56ch; text-shadow:0 1px 12px rgba(0,0,0,0.35);}
  .product-hero .hero-cta{margin-top:30px; align-items:center;}
  .product-hero .btn-ghost{color:#fff; border-color:rgba(255,255,255,0.4);}
  .product-hero .btn-ghost:hover{border-color:#fff; color:#fff;}
  .contact-pill{
    display:inline-flex; align-items:center; gap:12px; background:#ffffff; color:#0b2426;
    padding:11px 20px 11px 16px; border-radius:999px; text-decoration:none; font-weight:600; font-size:14px;
  }
  .contact-pill .ico{width:18px; height:18px; color:#25d366; flex:none;}
  .contact-pill .ico.phone{color:#0a7d77;}
  .contact-pill .divider{width:1px; height:16px; background:var(--line-strong); flex:none;}
  .contact-pill:hover{background:#f1f8f8;}

  .hero-lead-card{
    background:rgba(255,255,255,0.10);
    backdrop-filter:blur(20px) saturate(150%);
    -webkit-backdrop-filter:blur(20px) saturate(150%);
    border:1px solid rgba(255,255,255,0.22);
    border-radius:20px;
    padding:30px 28px;
    box-shadow:0 40px 90px -24px rgba(0,0,0,0.55);
    max-width:360px;
    justify-self:end;
    width:100%;
  }
  .hero-lead-card h3{
    font-size:18px; text-align:center; color:#ffffff; margin-bottom:20px; font-family:var(--font-display);
  }
  .lead-form{display:grid; gap:14px;}
  .lead-form .form-row{display:grid; grid-template-columns:1fr 1fr; gap:12px;}
  .lead-form .field{display:flex; flex-direction:column; gap:6px;}
  .lead-form .field label{font-family:var(--font-mono); font-size:10px; letter-spacing:0.07em; text-transform:uppercase; color:rgba(255,255,255,0.65);}
  .lead-form .field input{
    width:100%; box-sizing:border-box; min-width:0;
    font-family:var(--font-body); font-size:13.5px; color:#ffffff; background:rgba(255,255,255,0.10);
    border:1px solid rgba(255,255,255,0.28); padding:10px 12px; border-radius:10px;
  }
  .lead-form .form-row{min-width:0;}
  .lead-form .field{min-width:0;}
  .lead-form .field input::placeholder{color:rgba(255,255,255,0.45);}
  .lead-form .field input:focus-visible{outline:2px solid #4de5d5; outline-offset:1px;}
  .consent-check{display:flex; align-items:flex-start; gap:9px; font-size:11.5px; line-height:1.4; color:rgba(255,255,255,0.7); cursor:pointer;}
  .consent-check input{margin-top:3px; flex:none;}
  .lead-form .btn-primary{width:100%; justify-content:center; padding:12px 22px; border-radius:10px;}
  .lead-form .form-success{font-size:12.5px; color:#8fe8dc; text-align:center;}
  @media (max-width: 720px){
    .hero-lead-card{padding:24px 20px; max-width:none; justify-self:stretch;}
  }
  .quickfact-row{display:flex; flex-wrap:wrap; margin-top:36px; border-top:1px solid var(--hline);}
  .quickfact{padding:16px 30px 0 0; margin-right:30px; border-left:1px solid var(--hline); padding-left:20px;}
  .quickfact:first-child{border-left:none; padding-left:0;}
  .quickfact .label{font-family:var(--font-mono); font-size:10.5px; letter-spacing:0.1em; text-transform:uppercase; color:#9dc1bf;}
  .quickfact .val{margin-top:5px; font-family:var(--font-mono); font-size:14.5px; color:#ffffff;}
  .product-hero .crumb{margin-top:24px; color:rgba(255,255,255,0.5);}
  .product-hero .crumb button{color:rgba(255,255,255,0.5);}
  .product-hero .crumb button:hover{color:#8fd9d1;}
  .product-hero .crumb .here{color:rgba(255,255,255,0.85);}
  @media (max-width: 720px){
    .hero-logo-card{padding:10px 16px;}
    .hero-logo-card img{height:40px;}
    .contact-pill{padding:9px 14px;}
  }

  .module-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--line); border:1px solid var(--line);}
  .module-card{background:var(--surface); padding:26px 24px; display:flex; flex-direction:column; gap:8px;}
  .module-card .tag{font-family:var(--font-mono); font-size:10.5px; letter-spacing:0.08em; text-transform:uppercase; color:var(--accent-deep);}
  @media (prefers-color-scheme:dark){ .module-card .tag{color:var(--accent-bright);} }
  :root[data-theme="dark"] .module-card .tag{color:var(--accent-bright);}
  .module-card h4{font-size:15.5px;}
  .module-card p{font-size:13px; color:var(--ink-soft);}

  .module-photo-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:16px;}
  .module-photo-card{
    position:relative; aspect-ratio:4/3; overflow:hidden; display:block; border-radius:14px;
    text-decoration:none; background:#0c1e1f; cursor:pointer; border:none; padding:0; text-align:left; font-family:inherit;
  }
  .module-photo-card .bg-img{
    position:absolute; inset:0; width:100%; height:100%; object-fit:cover;
    filter:grayscale(1); transition:transform .5s ease, filter .5s ease;
  }
  .module-photo-card:hover .bg-img{transform:scale(1.07); filter:grayscale(0);}
  @media (prefers-reduced-motion: reduce){ .module-photo-card .bg-img{transition:filter .2s linear;} }
  .module-photo-card .overlay{
    position:absolute; inset:0;
    background:linear-gradient(to top, rgba(4,10,11,0.92) 0%, rgba(4,10,11,0.48) 46%, rgba(4,10,11,0.04) 78%);
  }
  .module-photo-card .content{position:absolute; left:0; right:0; bottom:0; padding:18px 20px; z-index:1;}
  .module-photo-card .mtitle{
    display:block; color:#fff; font-family:var(--font-display); font-weight:700; font-size:16px;
    line-height:1.25; margin-bottom:10px; text-shadow:0 2px 12px rgba(0,0,0,0.4);
  }
  .module-photo-card .discover{
    font-family:var(--font-mono); font-size:11.5px; letter-spacing:.03em; font-weight:600;
    color:#8fe8dc; display:inline-flex; align-items:center; gap:4px;
  }
  @media (max-width:980px){ .module-photo-grid{grid-template-columns:1fr 1fr;} }
  @media (max-width:720px){ .module-photo-grid{grid-template-columns:1fr;} }

  .chip-row{display:flex; flex-wrap:wrap; gap:10px; margin-top:18px;}
  .chip{border:1px solid var(--line-strong); padding:8px 14px; font-size:13px; font-family:var(--font-mono); color:var(--ink-soft); background:var(--surface);}

  .showcase-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:24px;}
  .showcase-card{
    border:1px solid var(--line); background:var(--surface); padding:26px 24px 28px;
    display:flex; flex-direction:column; gap:18px; align-items:center; text-align:center;
  }
  .showcase-card .thumb{
    width:100%; aspect-ratio:4/3; display:flex; align-items:center; justify-content:center;
    background:#f4f6f6; border:1px solid var(--line); overflow:hidden;
  }
  .showcase-card .thumb img{width:100%; height:100%; object-fit:cover;}
  .showcase-card h4{font-family:var(--font-display); font-weight:700; font-size:18px; color:var(--ink);}
  .showcase-card p{font-size:13.5px; color:var(--ink-soft);}
  @media (max-width:980px){ .showcase-grid{grid-template-columns:1fr;} }

  .feature-showcase{
    display:grid; grid-template-columns:0.85fr 1.15fr; gap:48px; align-items:center;
  }
  .feature-showcase .frame{
    border:1px solid var(--line-strong); box-shadow:var(--shadow); background:var(--surface); padding:10px;
  }
  .feature-showcase .frame img{display:block; width:100%; height:auto;}

  .video-list{display:flex; flex-direction:column; border-top:1px solid var(--line);}
  .video-row{
    display:flex; align-items:center; gap:18px; padding:22px 6px;
    border-bottom:1px solid var(--line); text-decoration:none; color:inherit;
    transition:background .15s ease;
  }
  .video-row:hover{background:var(--bg-alt);}
  .video-row .play-ico{
    flex:none; width:46px; height:46px; border-radius:50%; border:1px solid var(--line-strong);
    display:flex; align-items:center; justify-content:center; color:var(--accent-deep);
  }
  @media (prefers-color-scheme:dark){ .video-row .play-ico{color:var(--accent-bright);} }
  :root[data-theme="dark"] .video-row .play-ico{color:var(--accent-bright);}
  .video-row .play-ico svg{width:16px; height:16px;}
  .video-row .info{flex:1; min-width:0;}
  .video-row .info h4{font-family:var(--font-display); font-weight:700; font-size:16px; color:var(--ink);}
  .video-row .info p{font-size:13.5px; color:var(--ink-soft); margin-top:4px;}
  .video-row .watch{flex:none; font-family:var(--font-mono); font-size:12px; font-weight:600; color:var(--accent-deep); display:flex; align-items:center; gap:6px; white-space:nowrap;}
  @media (prefers-color-scheme:dark){ .video-row .watch{color:var(--accent-bright);} }
  :root[data-theme="dark"] .video-row .watch{color:var(--accent-bright);}
  .video-row .watch svg{width:12px; height:12px;}
  @media (max-width:640px){
    .video-row{flex-wrap:wrap;}
    .video-row .watch{margin-left:64px;}
  }
  @media (max-width:980px){ .feature-showcase{grid-template-columns:1fr;} }

  .spec-wrap{overflow-x:auto; border:1px solid var(--line);}
  table.spec-table{width:100%; border-collapse:collapse; font-size:14px; min-width:480px;}
  .spec-table tr{border-bottom:1px solid var(--line);}
  .spec-table tr:last-child{border-bottom:none;}
  .spec-table td{padding:15px 20px;}
  .spec-table td:first-child{
    font-family:var(--font-mono); font-size:11.5px; letter-spacing:0.06em; text-transform:uppercase;
    color:var(--ink-faint); width:240px; background:var(--bg-alt);
  }

  .faq-list{border-top:1px solid var(--line);}
  .faq-item{border-bottom:1px solid var(--line); padding:20px 0;}
  .faq-item summary{
    cursor:pointer; font-weight:600; font-size:15.5px; list-style:none;
    display:flex; justify-content:space-between; align-items:center; gap:16px;
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary .plus{
    font-family:var(--font-mono); color:var(--accent-deep); font-size:19px; flex:none; transition:transform .2s ease;
  }
  @media (prefers-color-scheme:dark){ .faq-item summary .plus{color:var(--accent-bright);} }
  :root[data-theme="dark"] .faq-item summary .plus{color:var(--accent-bright);}
  .faq-item[open] summary .plus{transform:rotate(45deg);}
  .faq-item p{margin-top:12px; color:var(--ink-soft); font-size:14.5px; max-width:68ch;}

  @media (max-width: 980px){
    .module-grid{grid-template-columns:1fr 1fr;}
  }
  @media (max-width: 720px){
    .module-grid{grid-template-columns:1fr;}
    .quickfact{margin-right:20px; padding-left:16px;}
    .spec-table td:first-child{width:170px;}
    .logo-plate-xl{height:64px; max-width:190px;}
    .logo-plate-lg{height:52px; max-width:170px;}
  }

  /* ---------- Services (detail page) ---------- */
  .service-detail{
    display:grid; grid-template-columns:100px 1fr; gap:32px;
    padding:44px 0; border-top:1px solid var(--line); scroll-margin-top:100px;
  }
  .service-detail:last-of-type{border-bottom:1px solid var(--line);}
  .service-detail .service-num{font-family:var(--font-mono); font-size:12px; color:var(--ink-faint); padding-top:6px;}
  .service-icon-lg{width:48px; height:48px; color:var(--accent-deep); margin-bottom:18px;}
  @media (prefers-color-scheme:dark){ .service-icon-lg{color:var(--accent-bright);} }
  :root[data-theme="dark"] .service-icon-lg{color:var(--accent-bright);}
  .service-detail h3{font-size:24px; margin-bottom:12px;}
  .service-detail-desc{color:var(--ink-soft); font-size:15.5px; max-width:64ch;}
  .service-detail .feature-list{margin-top:20px; grid-template-columns:1fr 1fr; display:grid;}

  /* generic small service card (kept for reuse) */
  .service-num{font-family:var(--font-mono); font-size:12px; color:var(--ink-faint);}

  /* ---------- Why us ---------- */
  .why-grid{display:grid; grid-template-columns:0.9fr 1.1fr; gap:64px; align-items:start;}
  .why-list{list-style:none; margin:0; padding:0; display:grid; gap:0; border-top:1px solid var(--line);}
  .why-list li{padding:22px 0; border-bottom:1px solid var(--line); display:grid; grid-template-columns:64px 1fr; gap:20px;}
  .why-list .code{font-family:var(--font-mono); font-size:13px; color:var(--accent-deep); padding-top:2px;}
  @media (prefers-color-scheme:dark){ .why-list .code{color:var(--accent-bright);} }
  :root[data-theme="dark"] .why-list .code{color:var(--accent-bright);}
  .why-list h4{font-size:16.5px; margin-bottom:6px;}
  .why-list p{color:var(--ink-soft); font-size:14.5px;}

  .why-panel{background:var(--surface); border:1px solid var(--line-strong); padding:38px; box-shadow:var(--shadow);}
  .why-panel .eyebrow{margin-bottom:14px;}
  .why-panel h3{font-size:22px; margin-bottom:14px;}
  .why-panel p{color:var(--ink-soft); font-size:15px; margin-bottom:24px;}

  /* ---------- About extras ---------- */
  .about-lead{display:grid; grid-template-columns:1fr 1fr; gap:56px; align-items:start;}
  .about-lead p{color:var(--ink-soft); font-size:16px;}
  .about-lead p + p{margin-top:16px;}
  .mv-grid{display:grid; grid-template-columns:1fr 1fr; gap:28px; margin-top:8px;}
  .mv-card{border:1px solid var(--line); padding:28px; background:var(--surface);}
  .mv-card .eyebrow{margin-bottom:12px;}
  .mv-card p{color:var(--ink-soft); font-size:14.5px; margin-top:10px;}

  /* ---------- Contact ---------- */
  .contact-grid{display:grid; grid-template-columns:0.85fr 1.15fr; gap:60px;}
  .contact-info-list{list-style:none; margin:28px 0 0; padding:0; display:grid; gap:22px;}
  .contact-info-list li{display:flex; gap:14px; align-items:flex-start;}
  .contact-info-list svg{width:20px; height:20px; color:var(--accent-deep); flex:none; margin-top:2px;}
  @media (prefers-color-scheme:dark){ .contact-info-list svg{color:var(--accent-bright);} }
  :root[data-theme="dark"] .contact-info-list svg{color:var(--accent-bright);}
  .contact-info-list .label{font-family:var(--font-mono); font-size:11px; letter-spacing:0.1em; text-transform:uppercase; color:var(--ink-faint);}
  .contact-info-list .val{font-size:15px; margin-top:3px;}

  form.contact-form{background:var(--surface); border:1px solid var(--line-strong); padding:36px; display:grid; gap:20px; box-shadow:var(--shadow);}
  .form-row{display:grid; grid-template-columns:1fr 1fr; gap:20px;}
  .field{display:flex; flex-direction:column; gap:8px;}
  .field label{font-family:var(--font-mono); font-size:11px; letter-spacing:0.08em; text-transform:uppercase; color:var(--ink-faint);}
  .field input, .field select, .field textarea{
    font-family:var(--font-body); font-size:14.5px; color:var(--ink); background:var(--bg);
    border:1px solid var(--line-strong); padding:12px 14px; border-radius:var(--radius);
  }
  .field input:focus-visible, .field select:focus-visible, .field textarea:focus-visible{
    outline:2px solid var(--accent); outline-offset:1px; border-color:var(--accent);
  }
  .field textarea{resize:vertical; min-height:110px;}
  form.contact-form .btn-primary{justify-self:start; margin-top:6px;}

  /* ---------- CTA band ---------- */
  .cta-band{background:var(--ink); color:var(--bg); padding:64px 0; text-align:center;}
  .cta-band h2{color:#fff; font-size:clamp(24px, 3vw, 34px);}
  :root[data-theme="dark"] .cta-band{background:var(--bg-alt); color:var(--ink);}
  :root[data-theme="dark"] .cta-band h2{color:var(--ink);}
  @media (prefers-color-scheme:dark){
    .cta-band{background:var(--bg-alt); color:var(--ink);}
    .cta-band h2{color:var(--ink);}
  }
  .cta-band p{margin-top:14px; opacity:0.75; max-width:56ch; margin-inline:auto;}
  .cta-band .hero-cta{justify-content:center; margin-top:30px;}

  /* ---------- Footer ---------- */
  footer{padding:56px 0 32px; border-top:1px solid var(--line);}
  .footer-grid{display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:40px;}
  .footer-brand p{margin-top:14px; color:var(--ink-soft); font-size:14px; max-width:34ch;}
  .footer-col h5{font-family:var(--font-mono); font-size:11px; letter-spacing:0.12em; text-transform:uppercase; color:var(--ink-faint); margin-bottom:16px;}
  .footer-col ul{list-style:none; margin:0; padding:0; display:grid; gap:10px;}
  .footer-col a, .footer-col button{
    text-decoration:none; color:var(--ink-soft); font-size:14px; transition:color .15s ease;
    background:none; border:none; padding:0; text-align:left; font-family:inherit; cursor:pointer; display:block;
  }
  .footer-col a:hover, .footer-col button:hover{color:var(--accent-deep);}
  @media (prefers-color-scheme:dark){ .footer-col a:hover, .footer-col button:hover{color:var(--accent-bright);} }
  :root[data-theme="dark"] .footer-col a:hover, :root[data-theme="dark"] .footer-col button:hover{color:var(--accent-bright);}
  .footer-bottom{
    margin-top:48px; padding-top:24px; border-top:1px solid var(--line);
    display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px; font-size:13px; color:var(--ink-faint);
  }

  .reveal{opacity:0; transform:translateY(16px);}
  .reveal.in{opacity:1; transform:translateY(0); transition:opacity .6s ease, transform .6s ease;}
  @media (prefers-reduced-motion: reduce){
    html{scroll-behavior:auto;}
    .reveal{opacity:1; transform:none; transition:none;}
  }
  @media (prefers-reduced-motion: no-preference){
    html{scroll-behavior:smooth;}
  }

  @media (max-width: 980px){
    .hero-grid{grid-template-columns:1fr;}
    .product-grid{grid-template-columns:1fr;}
    .teaser-grid{grid-template-columns:1fr 1fr;}
    .service-teaser-grid{grid-template-columns:1fr 1fr;}
    .why-grid{grid-template-columns:1fr;}
    .about-lead{grid-template-columns:1fr;}
    .contact-grid{grid-template-columns:1fr;}
    .footer-grid{grid-template-columns:1fr 1fr;}
    .stats-row{grid-template-columns:1fr 1fr;}
    .stat:nth-child(3){border-left:none;}
    .service-detail{grid-template-columns:1fr;}
    .service-detail .service-num{padding-top:0;}
  }
  @media (max-width: 720px){
    nav.main-nav{
      position:fixed; top:82px; left:0; width:100%; max-width:100vw; height:calc(100vh - 82px); background:var(--bg);
      flex-direction:column; align-items:stretch; padding:20px 28px 32px; gap:0; margin:0; box-sizing:border-box;
      transform:translateX(100%); transition:transform .25s ease;
      border-top:1px solid var(--line); overflow-y:auto; overflow-x:hidden; z-index:60;
    }
    nav.main-nav.open{transform:translateX(0);}
    .nav-item{flex-direction:column; align-items:stretch;}
    nav.main-nav > .nav-item > a, nav.main-nav > .nav-item > button.nav-link{
      width:100%; padding:16px 0; border-bottom:1px solid var(--line); font-size:16px; justify-content:space-between;
    }
    .dropdown{position:static; padding-top:0;}
    .dropdown-panel{
      position:static; opacity:1; visibility:visible; transform:none; pointer-events:none;
      box-shadow:none; border:none;
      padding:0 0 0 14px; background:none;
      max-height:0; overflow:hidden; transition:max-height .25s ease;
    }
    .nav-item.open .dropdown-panel{
      max-height:400px; padding-bottom:8px; border-bottom:1px solid var(--line); pointer-events:auto;
    }
    nav.main-nav .nav-link .caret{transition:transform .2s ease;}
    .nav-item.open > button.nav-link .caret{transform:rotate(180deg);}
    .menu-toggle{display:flex;}
    .header-actions .btn-primary{display:none;}
    .form-row{grid-template-columns:1fr;}
    .service-teaser-grid{grid-template-columns:1fr;}
    .teaser-grid{grid-template-columns:1fr;}
    .footer-grid{grid-template-columns:1fr 1fr;}
    section{padding:64px 0;}
    .hero{padding:56px 0 64px;}
    .hero-bg-slide{height:440px; bottom:auto;}
    .hero-bg-video{height:440px; bottom:auto;}
    .service-detail .feature-list{grid-template-columns:1fr;}
  }