:root{
    --ink:#061424; --ink-2:#0a2038; --navy:#173a66;
    --green:#36c763; --green-2:#25964a; --neon:#5cf08a; --green-soft:#e8f8ee;
    --bg:#ffffff; --bg-2:#f2f6f9; --line:#e1e8ef;
    --text:#10213a; --muted:#5a6b82; --on-dark:#c3d3e6;
    --radius:20px; --wrap:1160px;
    --ease:cubic-bezier(.2,.8,.2,1);
  }
  *{box-sizing:border-box}
  html{scroll-behavior:smooth}
  html,body{overflow-x:clip}
  body{margin:0;background:var(--bg);color:var(--text);font:16px/1.65 Inter,system-ui,sans-serif;-webkit-font-smoothing:antialiased}
  main,section,.stats{overflow-x:clip}
  h1,h2,h3{font-family:Montserrat,Inter,sans-serif;line-height:1.12;margin:0 0 .5em;color:var(--ink);letter-spacing:-.01em}
  h2{font-size:clamp(28px,4.2vw,44px);font-weight:800}
  h3{font-size:19px;font-weight:700}
  p{margin:0 0 1em}
  a{color:inherit}
  img{max-width:100%;display:block}
  .wrap{max-width:var(--wrap);margin:0 auto;padding:0 16px}
  section{padding:96px 0;position:relative}
  .eyebrow{display:inline-flex;align-items:center;gap:8px;font:700 12px/1 Montserrat,sans-serif;letter-spacing:.14em;text-transform:uppercase;color:var(--green-2);margin-bottom:16px}
  .eyebrow::before{content:"";width:22px;height:2px;background:currentColor;border-radius:2px}
  .lead{font-size:18px;color:var(--muted);max-width:660px}
  .dark{background:var(--ink);color:#fff}
  .dark h2,.dark h3{color:#fff}
  .dark .lead{color:var(--on-dark)}
  .dark .eyebrow{color:var(--neon)}
  .grad{background:linear-gradient(90deg,var(--neon),#2fd0b0);-webkit-background-clip:text;background-clip:text;color:transparent}

  /* ===== reveal on scroll ===== */
  .rv{opacity:0;transform:translateY(46px);transition:opacity .9s var(--ease),transform .9s var(--ease);transition-delay:var(--d,0s)}
  .rv-l{transform:translateX(-80px)} .rv-r{transform:translateX(80px)}
  .rv-zoom{transform:scale(.86)}
  .rv-drop{transform:translateY(-70px) rotate(-3deg)}
  .rv.in{opacity:1;transform:none}
  @media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}}

  /* ===== buttons ===== */
  .btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:15px 24px;border-radius:14px;font:700 15px/1 Montserrat,sans-serif;text-decoration:none;border:0;cursor:pointer;transition:transform .2s var(--ease),box-shadow .2s,background .2s;white-space:nowrap}
  .btn:hover{transform:translateY(-2px)}
  .btn svg{width:20px;height:20px;flex:none}
  .btn-green{background:linear-gradient(135deg,#3fd56f,#22a24c);color:#fff;box-shadow:0 10px 30px -10px rgba(54,199,99,.7)}
  .btn-green:hover{box-shadow:0 14px 36px -10px rgba(54,199,99,.9)}
  .btn-tg{background:#229ED9;color:#fff}
  .btn-viber{background:#7360F2;color:#fff}
  .btn-wa{background:#25D366;color:#fff}
  .btn-glass{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.22);backdrop-filter:blur(8px)}

  /* ===== top bar + header ===== */
  .topbar{background:var(--ink);color:var(--on-dark);font-size:13px}
  .topbar .wrap{display:flex;justify-content:space-between;align-items:center;height:38px;gap:12px}
  .topbar a{text-decoration:none;color:#fff;font-weight:600}
  .social{display:flex;gap:8px}
  .social a{width:26px;height:26px;border-radius:8px;display:grid;place-items:center;background:rgba(255,255,255,.08);transition:background .2s}
  .social a:hover{background:var(--green)}
  .social svg{width:14px;height:14px;fill:#fff}
  @media (max-width:600px){.topbar .hours{display:none}}

  header{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.86);backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:border-color .3s,box-shadow .3s}
  header.scrolled{border-color:var(--line);box-shadow:0 8px 30px -18px rgba(6,20,36,.35)}
  .nav{display:flex;align-items:center;justify-content:space-between;height:74px;gap:16px}
  .brand img{height:54px;width:auto}
  .menu{display:flex;gap:28px;font-weight:500;font-size:15px}
  .menu a{text-decoration:none;color:var(--muted);position:relative;padding:6px 0}
  .menu a::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--green);transition:width .3s var(--ease)}
  .menu a:hover{color:var(--ink)} .menu a:hover::after{width:100%}
  .nav .btn{padding:12px 18px;font-size:14px}
  @media (max-width:900px){.menu{display:none}}

  /* ===== hero ===== */
  .hero{background:var(--ink);color:#fff;padding:72px 0 0;overflow:hidden;isolation:isolate}
  .hero::before{content:"";position:absolute;inset:0;z-index:-1;
    background:radial-gradient(900px 520px at 78% 30%,rgba(54,199,99,.30),transparent 60%),
               radial-gradient(700px 500px at 0% 100%,rgba(23,58,102,.9),transparent 70%),
               linear-gradient(180deg,#071a2e,#061424)}
  .hero .gridbg{position:absolute;inset:0;z-index:-1;opacity:.18;
    background-image:linear-gradient(rgba(92,240,138,.25) 1px,transparent 1px),linear-gradient(90deg,rgba(92,240,138,.25) 1px,transparent 1px);
    background-size:56px 56px;mask-image:radial-gradient(ellipse at 70% 40%,#000 20%,transparent 70%)}
  .hero-top{display:grid;grid-template-columns:1fr;gap:28px;max-width:860px}
  .hero h1{color:#fff;font-size:clamp(34px,5.6vw,66px);font-weight:900;margin:0}
  .hero .lead{color:var(--on-dark);font-size:clamp(16px,1.6vw,19px)}
  .codes{display:flex;flex-wrap:wrap;gap:8px}
  .code{font:600 13px/1 ui-monospace,Consolas,monospace;padding:9px 12px;border-radius:10px;background:rgba(255,90,82,.12);color:#ffb3ae;border:1px solid rgba(255,90,82,.35)}
  .code b{display:inline-block;width:7px;height:7px;border-radius:50%;background:#ff5a52;margin-right:8px;animation:blink 1.2s infinite;vertical-align:1px}
  @keyframes blink{50%{opacity:.2}}
  .cta-row{display:flex;flex-wrap:wrap;gap:12px}

  .car-stage{position:relative;margin-top:40px;height:clamp(220px,34vw,420px)}
  .car-stage svg.car{position:absolute;left:50%;bottom:0;width:min(1100px,max(118%,640px));transform:translateX(-50%);filter:drop-shadow(0 30px 40px rgba(0,0,0,.5))}
  .road{position:absolute;left:0;right:0;bottom:0;height:2px;background:linear-gradient(90deg,transparent,rgba(92,240,138,.6),transparent)}
  .cell-glow{animation:cell 2.4s ease-in-out infinite;animation-delay:var(--cd)}
  @keyframes cell{0%,100%{opacity:.55}50%{opacity:1}}
  .cell-bad{animation:bad 1.1s steps(2) infinite}
  @keyframes bad{50%{fill:#ffb03b}}
  .flow{stroke-dasharray:6 14;animation:flow 1.2s linear infinite}
  @keyframes flow{to{stroke-dashoffset:-40}}
  .float-card{position:absolute;background:rgba(10,32,56,.75);border:1px solid rgba(255,255,255,.14);backdrop-filter:blur(10px);border-radius:16px;padding:14px 16px;font-size:13px;color:var(--on-dark);box-shadow:0 20px 40px -20px rgba(0,0,0,.6);animation:bob 5s ease-in-out infinite}
  .float-card b{display:block;font:800 22px/1.1 Montserrat,sans-serif;color:#fff}
  .float-card.fc1{left:2%;top:4%}
  .float-card.fc2{right:2%;top:0;animation-delay:-2.5s}
  .float-card .ok{color:var(--neon)} .float-card .bad{color:#ff8a83}
  @keyframes bob{50%{transform:translateY(-10px)}}
  @media (max-width:700px){.float-card{display:none}}

  /* ===== stats strip ===== */
  .stats{background:var(--ink-2);color:#fff;padding:34px 0;border-top:1px solid rgba(255,255,255,.06)}
  .stats .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
  .stat b{display:block;font:900 clamp(28px,3.4vw,40px)/1 Montserrat,sans-serif;color:var(--neon)}
  .stat span{font-size:14px;color:var(--on-dark)}
  @media (max-width:760px){.stats .wrap{grid-template-columns:1fr 1fr}}

  /* ===== cards ===== */
  .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
  @media (max-width:900px){.grid-3{grid-template-columns:1fr}}
  .card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;transition:transform .35s var(--ease),box-shadow .35s,border-color .35s}
  .card:hover{transform:translateY(-6px);box-shadow:0 26px 50px -28px rgba(6,20,36,.4);border-color:rgba(54,199,99,.5)}
  .card p{color:var(--muted);margin:0}
  .sym .num{font:900 64px/1 Montserrat,sans-serif;color:var(--green-soft);float:right;margin:-8px -4px 0 0;transition:color .35s}
  .sym:hover .num{color:#c9f1d6}
  .ico{width:54px;height:54px;border-radius:16px;background:linear-gradient(135deg,#3fd56f,#1f8f45);color:#fff;display:grid;place-items:center;margin-bottom:20px;box-shadow:0 10px 24px -10px rgba(54,199,99,.8)}
  .ico svg{width:26px;height:26px}

  /* ===== before/after ===== */
  .ba-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:center}
  @media (max-width:900px){.ba-wrap{grid-template-columns:1fr}}
  .ba{position:relative;border-radius:24px;overflow:hidden;background:#0b1626;border:1px solid rgba(255,255,255,.1);user-select:none;touch-action:pan-y;box-shadow:0 40px 80px -40px rgba(0,0,0,.8)}
  .ba-layer{padding:26px 22px 20px}
  .ba-after{position:absolute;inset:0;clip-path:inset(0 0 0 var(--pos,55%));background:#0b1626}
  .ba-title{display:flex;justify-content:space-between;font:700 13px/1 Montserrat,sans-serif;color:var(--on-dark);margin-bottom:16px}
  .ba-title .t-bad{color:#ff8a83}.ba-title .t-ok{color:var(--neon)}
  .ba-bars{display:grid;grid-template-columns:repeat(24,1fr);gap:4px;align-items:end;height:200px;border-bottom:1px dashed rgba(255,255,255,.15)}
  .ba-bars span{border-radius:3px 3px 0 0;background:linear-gradient(180deg,#5cf08a,#1f8f45)}
  .ba-bars span.lo{background:linear-gradient(180deg,#ff8a83,#c2352e)}
  .ba-bars span.mid{background:linear-gradient(180deg,#ffc56b,#d48a1a)}
  .ba-foot{display:flex;justify-content:space-between;font-size:12px;color:#7f93ad;margin-top:10px}
  .ba-handle{position:absolute;top:0;bottom:0;left:var(--pos,55%);width:2px;background:#fff;transform:translateX(-1px);pointer-events:none}
  .ba-handle::after{content:"⟷";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:44px;height:44px;border-radius:50%;background:#fff;color:var(--ink);display:grid;place-items:center;font-weight:800;box-shadow:0 6px 20px rgba(0,0,0,.4)}
  .ba input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:ew-resize;margin:0}
  .ba-tags{display:flex;justify-content:space-between;margin-top:14px;font:700 13px/1 Montserrat,sans-serif}

  /* ===== compare ===== */
  .compare{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:40px}
  @media (max-width:900px){.compare{grid-template-columns:1fr}}
  .compare ul{margin:14px 0 0;padding:0;list-style:none}
  .compare li{padding:10px 0 10px 32px;position:relative;border-top:1px solid var(--line)}
  .compare li:first-child{border-top:0}
  .compare li::before{position:absolute;left:0;top:10px;width:22px;height:22px;border-radius:7px;display:grid;place-items:center;font-weight:800;font-size:13px}
  .bad li::before{content:"✕";background:#ffe5e3;color:#c2352e}
  .good{background:linear-gradient(160deg,#0a2038,#061424);border:0;color:#fff}
  .good h3{color:#fff} .good li{border-color:rgba(255,255,255,.1);color:var(--on-dark)}
  .good li::before{content:"✓";background:rgba(92,240,138,.15);color:var(--neon)}
  .tag{display:inline-block;font:700 12px/1 Montserrat,sans-serif;padding:7px 11px;border-radius:999px;margin-bottom:12px}
  .tag.r{background:#ffe5e3;color:#c2352e}.tag.g{background:rgba(92,240,138,.15);color:var(--neon)}

  /* ===== timeline ===== */
  .timeline{position:relative;margin-top:48px;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
  .timeline::before{content:"";position:absolute;top:27px;left:6%;right:6%;height:3px;background:var(--line);border-radius:3px}
  .timeline .bar{position:absolute;top:27px;left:6%;height:3px;width:0;background:linear-gradient(90deg,var(--green),var(--neon));border-radius:3px;transition:width 1.8s var(--ease)}
  .timeline.in .bar{width:88%}
  .tl{position:relative;text-align:center;padding:0 6px}
  .tl .dot{width:56px;height:56px;margin:0 auto 18px;border-radius:50%;background:#fff;border:3px solid var(--green);display:grid;place-items:center;font:900 20px/1 Montserrat,sans-serif;color:var(--green-2);position:relative;z-index:1;box-shadow:0 0 0 8px #fff}
  .tl p{color:var(--muted);font-size:15px}
  @media (max-width:900px){
    .timeline{grid-template-columns:1fr;gap:8px}
    .timeline::before,.timeline .bar{display:none}
    .tl{display:grid;grid-template-columns:56px 1fr;gap:18px;text-align:left}
    .tl .dot{margin:0}
  }

  /* ===== diag app ===== */
  .diag{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
  @media (max-width:900px){.diag{grid-template-columns:1fr}}
  .checks{list-style:none;padding:0;margin:22px 0 0}
  .checks li{padding:8px 0 8px 34px;position:relative;color:var(--on-dark)}
  .checks li::before{content:"✓";position:absolute;left:0;top:8px;width:22px;height:22px;border-radius:7px;background:rgba(92,240,138,.15);color:var(--neon);font-weight:800;font-size:13px;display:grid;place-items:center}
  .phone{position:relative;background:#121212;border-radius:38px;padding:14px;max-width:340px;margin:0 auto;border:1px solid #2a2a2c;box-shadow:0 50px 90px -30px rgba(54,199,99,.35),0 30px 60px -30px rgba(0,0,0,.9)}
  .phone .scr{background:#121212;border-radius:28px;padding:18px 16px;color:#ececec}
  .phone .notch{width:90px;height:22px;border-radius:12px;background:#000;margin:0 auto 14px}
  .phone .row{display:flex;justify-content:space-between;font-size:12px;color:#9a9a9e;padding:5px 2px}
  .phone .big{font:800 30px/1.1 Montserrat,sans-serif}
  .phone .pill{display:inline-block;font-size:12px;padding:4px 10px;border-radius:999px;background:#262628;color:#f2a73b;margin-top:6px}
  .phone .mods{display:grid;grid-template-columns:repeat(8,1fr);gap:4px;margin:16px 0;background:#1e1e1e;border-radius:14px;padding:10px}
  .phone .mods span{aspect-ratio:1;border-radius:4px;background:#34c77b;opacity:.9}
  .phone .mods span.w{background:#f2a73b}.phone .mods span.b{background:#ff5a52;animation:blink 1.2s infinite}
  .phone-glow{position:absolute;inset:-60px;z-index:-1;background:radial-gradient(circle,rgba(54,199,99,.25),transparent 60%)}

  /* ===== pricing ===== */
  .price{display:flex;flex-direction:column}
  .price .amount{font:900 30px/1 Montserrat,sans-serif;color:var(--ink);margin:10px 0 14px}
  .price .amount small{font-size:15px;color:var(--muted);font-weight:600}
  .price.hot{border:2px solid var(--green);position:relative}
  .price.hot::before{content:"Основна послуга";position:absolute;top:-13px;left:24px;background:var(--green);color:#fff;font:700 11px/1 Montserrat,sans-serif;padding:7px 10px;border-radius:999px;letter-spacing:.04em}
  .guarantee{display:flex;gap:26px;align-items:center;background:linear-gradient(120deg,#0a2038,#0f3a2a);color:#fff;border-radius:24px;padding:30px 34px;margin-top:26px;overflow:hidden;position:relative}
  .guarantee::after{content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;background:radial-gradient(circle,rgba(92,240,138,.35),transparent 70%)}
  .guarantee b{font:900 56px/1 Montserrat,sans-serif;flex:none}
  .guarantee p{margin:0;color:var(--on-dark)}
  @media (max-width:600px){.guarantee{flex-direction:column;align-items:flex-start;gap:10px}}

  /* ===== gallery ===== */
  .gallery{columns:3 260px;column-gap:16px;margin-top:36px}
  .gallery figure{margin:0 0 16px;break-inside:avoid;border-radius:18px;overflow:hidden;position:relative;cursor:zoom-in;background:var(--bg-2)}
  .gallery img{width:100%;transition:transform .6s var(--ease)}
  .gallery figure:hover img{transform:scale(1.06)}
  .gallery figcaption{position:absolute;left:0;right:0;bottom:0;padding:30px 16px 14px;color:#fff;font-size:14px;font-weight:600;background:linear-gradient(transparent,rgba(6,20,36,.85))}
  .lightbox{position:fixed;inset:0;z-index:100;background:rgba(6,20,36,.92);display:none;place-items:center;padding:20px;cursor:zoom-out}
  .lightbox.open{display:grid;animation:fade .25s}
  .lightbox img{max-height:88vh;border-radius:14px}
  @keyframes fade{from{opacity:0}}

  /* ===== faq ===== */
  details{border:1px solid var(--line);border-radius:16px;background:#fff;margin-bottom:12px;transition:box-shadow .3s,border-color .3s}
  details[open]{border-color:rgba(54,199,99,.5);box-shadow:0 18px 40px -26px rgba(6,20,36,.35)}
  summary{cursor:pointer;list-style:none;padding:20px 60px 20px 22px;font:700 16px/1.4 Montserrat,sans-serif;position:relative}
  summary::-webkit-details-marker{display:none}
  summary::after{content:"+";position:absolute;right:18px;top:50%;transform:translateY(-50%);width:30px;height:30px;border-radius:10px;background:var(--green-soft);color:var(--green-2);display:grid;place-items:center;font-size:20px;transition:transform .3s,background .3s}
  details[open] summary::after{transform:translateY(-50%) rotate(45deg);background:var(--green);color:#fff}
  details p{padding:0 22px 20px;margin:0;color:var(--muted)}

  /* ===== contact ===== */
  .contact{background:var(--ink);color:#fff;overflow:hidden;isolation:isolate}
  .contact::before{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(800px 500px at 10% 0%,rgba(54,199,99,.22),transparent 60%)}
  .contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
  @media (max-width:900px){.contact-grid{grid-template-columns:1fr}}
  .contact-list{list-style:none;padding:0;margin:26px 0}
  .contact-list li{display:flex;gap:14px;align-items:center;padding:13px 0;border-bottom:1px solid rgba(255,255,255,.1);color:var(--on-dark)}
  .contact-list .ci{width:38px;height:38px;border-radius:12px;background:rgba(92,240,138,.12);display:grid;place-items:center;flex:none}
  .contact-list .ci svg{width:18px;height:18px;stroke:var(--neon);fill:none;stroke-width:2}
  .contact-list a{text-decoration:none;font-weight:600;color:#fff}
  form{background:#fff;color:var(--text);border-radius:24px;padding:30px;box-shadow:0 40px 80px -40px rgba(0,0,0,.8)}
  form h3{margin-bottom:6px;font-size:22px}
  label{display:block;font-size:14px;font-weight:600;margin:14px 0 6px}
  input,select,textarea{width:100%;font:inherit;padding:13px 15px;border:1px solid var(--line);border-radius:12px;background:var(--bg-2);color:var(--text);transition:border-color .2s,box-shadow .2s}
  input:focus,select:focus,textarea:focus{outline:0;border-color:var(--green);box-shadow:0 0 0 4px rgba(54,199,99,.18)}
  form .btn{width:100%;margin-top:20px}
  .note{font-size:13px;color:var(--muted);margin:10px 0 0;text-align:center}

  footer{background:#040d18;color:#7f93ad;padding:30px 0 100px;font-size:14px}
  footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:14px}
  @media (min-width:901px){footer{padding-bottom:30px}}

  .mbar{position:fixed;left:0;right:0;bottom:0;z-index:50;display:none;gap:8px;padding:10px 12px calc(10px + env(safe-area-inset-bottom));background:rgba(255,255,255,.95);border-top:1px solid var(--line);backdrop-filter:blur(12px);transform:translateY(110%);transition:transform .4s var(--ease)}
  .mbar.show{transform:none}
  .mbar .btn{flex:1;padding:13px 4px;font-size:13px}
  @media (max-width:900px){.mbar{display:flex}}

  /* ===== multi-page additions ===== */
  .menu a.active{color:var(--ink);font-weight:600}
  .menu a.active::after{width:100%}
  .burger{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;cursor:pointer;place-items:center}
  .burger span,.burger span::before,.burger span::after{display:block;width:20px;height:2px;background:var(--ink);border-radius:2px;position:relative;transition:transform .3s,background .3s}
  .burger span::before,.burger span::after{content:"";position:absolute;left:0}
  .burger span::before{top:-6px}.burger span::after{top:6px}
  header.open .burger span{background:transparent}
  header.open .burger span::before{transform:translateY(6px) rotate(45deg)}
  header.open .burger span::after{transform:translateY(-6px) rotate(-45deg)}
  @media (max-width:900px){
    .burger{display:grid}
    .nav .btn{display:none}
    .menu{display:flex;position:absolute;left:0;right:0;top:100%;flex-direction:column;gap:0;background:#fff;border-bottom:1px solid var(--line);padding:6px 16px 14px;box-shadow:0 20px 30px -20px rgba(6,20,36,.3);
      clip-path:inset(0 0 100% 0);transition:clip-path .35s var(--ease)}
    header.open .menu{clip-path:inset(0 0 0 0)}
    .menu a{padding:13px 0;border-bottom:1px solid var(--line);font-size:16px}
    .menu a::after{display:none}
  }

  .page-hero{background:var(--ink);color:#fff;padding:64px 0 72px;overflow:hidden;isolation:isolate;position:relative}
  .page-hero::before{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(800px 420px at 85% 0%,rgba(54,199,99,.30),transparent 60%),linear-gradient(180deg,#071a2e,#061424)}
  .page-hero h1{color:#fff;font-size:clamp(32px,5vw,56px);font-weight:900;margin:0 0 16px;max-width:900px}
  .page-hero .lead{color:var(--on-dark)}
  .crumbs{font-size:13px;color:#7f93ad;margin-bottom:18px}
  .crumbs a{color:var(--on-dark);text-decoration:none}
  .crumbs a:hover{color:var(--neon)}

  /* screenshots: fan of devices */
  .fan{position:relative;height:clamp(380px,48vw,560px);margin-top:40px}
  .dev{position:absolute;top:0;left:50%;width:clamp(190px,24vw,290px);aspect-ratio:800/1246;border-radius:26px;padding:8px;background:#0c0c0d;border:1px solid #2a2a2c;box-shadow:0 40px 70px -30px rgba(0,0,0,.85);overflow:hidden;
    transform:translateX(-50%) translateY(60px) rotate(0);opacity:0;transition:transform 1.1s var(--ease),opacity .8s;transition-delay:var(--d,0s)}
  .dev img{width:100%;height:100%;object-fit:cover;object-position:top;border-radius:19px}
  .fan.in .dev{opacity:1}
  .fan.in .dev.d1{transform:translateX(-150%) translateY(40px) rotate(-9deg)}
  .fan.in .dev.d2{transform:translateX(-50%) translateY(0) rotate(0);z-index:2}
  .fan.in .dev.d3{transform:translateX(50%) translateY(40px) rotate(9deg)}
  @media (max-width:640px){
    .fan.in .dev.d1{transform:translateX(-110%) translateY(40px) rotate(-8deg)}
    .fan.in .dev.d3{transform:translateX(10%) translateY(40px) rotate(8deg)}
  }

  /* feature rows with screenshot */
  .feat{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;padding:56px 0;border-top:1px solid var(--line)}
  .feat:first-of-type{border-top:0}
  .feat.flip .feat-img{order:2}
  .feat-img{display:flex;justify-content:center}
  .feat-img .dev{position:relative;left:auto;transform:none;opacity:1;width:min(320px,80%);transition:transform .5s var(--ease)}
  .feat-img .dev:hover{transform:translateY(-6px) rotate(-1deg)}
  .feat h2{font-size:clamp(24px,3vw,34px)}
  .feat ul{padding-left:20px;color:var(--muted)}
  .feat li{margin:6px 0}
  @media (max-width:900px){.feat{grid-template-columns:1fr;gap:28px}.feat.flip .feat-img{order:0}}
  .dark .feat{border-color:rgba(255,255,255,.08)}
  .dark .feat ul{color:var(--on-dark)}

  /* teaser cards linking to pages */
  .teaser{display:flex;flex-direction:column;text-decoration:none;color:inherit}
  .teaser .more{margin-top:auto;padding-top:18px;font:700 14px/1 Montserrat,sans-serif;color:var(--green-2);display:flex;align-items:center;gap:8px}
  .teaser .more::after{content:"→";transition:transform .3s}
  .teaser:hover .more::after{transform:translateX(6px)}

  .cta-band{background:linear-gradient(120deg,#0a2038,#0f3a2a);color:#fff;border-radius:28px;padding:44px;display:flex;justify-content:space-between;align-items:center;gap:28px;flex-wrap:wrap;position:relative;overflow:hidden}
  .cta-band::after{content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,rgba(92,240,138,.3),transparent 70%)}
  .cta-band h2{color:#fff;margin:0 0 6px;font-size:clamp(24px,3vw,34px)}
  .cta-band p{color:var(--on-dark);margin:0}
  .cta-band .cta-row{position:relative;z-index:1}

  .zoomable{cursor:zoom-in}
  .contact .lead{color:var(--on-dark)}

  /* language switch */
  .nav-right{display:flex;align-items:center;gap:12px}
  .lang{display:inline-grid;place-items:center;min-width:44px;height:40px;padding:0 10px;border-radius:12px;border:1px solid var(--line);font:700 13px/1 Montserrat,sans-serif;letter-spacing:.04em;color:var(--ink);text-decoration:none;transition:border-color .2s,color .2s}
  .lang:hover{border-color:var(--green);color:var(--green-2)}
  :lang(en) .price.hot::before{content:"Main service"}
  .social svg{fill-rule:evenodd}

  /* real cases: before (complex) / after */
  .cases{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:40px}
  @media (max-width:900px){.cases{grid-template-columns:1fr}}
  .case{border-radius:24px;padding:26px;background:#0b1626;border:1px solid rgba(255,255,255,.08);color:var(--on-dark)}
  .case.bad-case{box-shadow:inset 0 0 0 1px rgba(255,90,82,.35)}
  .case.good-case{box-shadow:inset 0 0 0 1px rgba(92,240,138,.35)}
  .case h3{color:#fff;margin:10px 0 6px}
  .case p{margin:0 0 18px;font-size:15px}
  .case .num-big{font:900 40px/1 Montserrat,sans-serif}
  .bad-case .num-big{color:#ff8a83}.good-case .num-big{color:var(--neon)}
  .pair{display:grid;grid-template-columns:1fr 1fr;gap:14px}
  .pair .dev{position:relative;left:auto;transform:none;opacity:1;width:100%;border-radius:18px;padding:6px;transition:transform .4s var(--ease)}
  .pair .dev img{border-radius:13px}
  .pair .dev:hover{transform:translateY(-4px)}
  .js-phone-text{white-space:nowrap}

  /* BMS code cards */
  .codes-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:40px}
  @media (max-width:1000px){.codes-grid{grid-template-columns:1fr 1fr}}
  @media (max-width:640px){.codes-grid{grid-template-columns:1fr}}
  .codecard{display:flex;flex-direction:column}
  .codecard h3{font-size:18px;margin:14px 0 8px}
  .codecard p{margin:0 0 12px}
  .codecard .screen{margin:auto 0 0;padding:10px 12px;border-radius:10px;background:var(--bg-2);font-size:13px;color:var(--ink);font-family:ui-monospace,Consolas,monospace;line-height:1.45}
  .codecard.note{background:linear-gradient(160deg,#0a2038,#061424);border:0}
  .codecard.note h3{color:#fff;margin-top:0}
  .codecard.note p{color:var(--on-dark)}
  .codecard.note .screen{background:rgba(255,255,255,.07);color:#ffb3ae}
  .chips{display:flex;flex-wrap:wrap;gap:6px}
  .codechip{font:700 13px/1 ui-monospace,Consolas,monospace;padding:7px 10px;border-radius:8px;background:#ffe5e3;color:#c2352e}
  .codecard.note{text-align:left}.codecard.note p{font-size:15px}


  /* hero: фото Model 3 */
  .hero{padding-bottom:64px}
  .hero > .wrap{position:relative;z-index:1}
  .hero-photo{margin:0;position:absolute;right:-4%;top:120px;width:min(62%,900px);z-index:0}
  .hero-photo img{width:100%;height:auto;display:block;
    -webkit-mask-image:radial-gradient(ellipse 50% 46% at 55% 56%,#000 50%,transparent 100%),linear-gradient(180deg,transparent 0%,#000 22%,#000 82%,transparent 100%);
    -webkit-mask-composite:source-in;
            mask-image:radial-gradient(ellipse 50% 46% at 55% 56%,#000 50%,transparent 100%),linear-gradient(180deg,transparent 0%,#000 22%,#000 82%,transparent 100%);
            mask-composite:intersect;
    filter:saturate(1.05) brightness(.92)}
  .hero-photo figcaption{position:absolute;right:6%;bottom:2%;font-size:10px;color:#5d7390;z-index:2}
  .hero-photo figcaption a{color:#7f93ad}
  .hero-top{max-width:640px}
  @media (max-width:900px){
    .hero-top{max-width:none}
    .hero-photo{position:relative;right:auto;top:auto;width:calc(100% + 32px);margin:24px -16px 0}
  }
  /* схема батареї */
  .xray-wrap{margin-top:36px}
  .xray-wrap svg{width:100%;height:auto;display:block}

  /* cookies */
  .cookie-bar{position:fixed;left:16px;right:16px;bottom:16px;z-index:60;max-width:640px;margin:0 auto;display:flex;gap:14px;align-items:center;justify-content:space-between;padding:12px 16px;border-radius:14px;background:#0a2038;color:var(--on-dark);font-size:13px;box-shadow:0 20px 40px -20px rgba(0,0,0,.6);border:1px solid rgba(255,255,255,.1)}
  .cookie-bar a{color:var(--neon)}
  .cookie-bar button{flex:none;border:0;border-radius:10px;padding:9px 16px;background:var(--green);color:#fff;font:700 13px Montserrat,sans-serif;cursor:pointer}
  @media (max-width:900px){.cookie-bar{bottom:86px}}
  .legal{max-width:820px}
  .legal h2{font-size:22px;margin-top:32px}
  .legal p,.legal li{color:var(--muted)}