:root{
    --bg:#0b0d12; --bg2:#13161c; --card:#181c24; --card2:#1f242e; --line:#262c37;
    --txt:#eef1f6; --muted:#9aa3b2; --dim:#6b7283;
    --accent:#3ba8ff; --accent2:#2b7fd6; --green:#2ecf6b; --purple:#a779ff; --orange:#ff9a3c; --red:#ff5f57;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
    background:var(--bg);color:var(--txt);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
  .wrap{max-width:1080px;margin:0 auto;padding:0 24px}
  a{color:inherit;text-decoration:none}
  a.link{color:var(--accent)} a.link:hover{text-decoration:underline}
  h2{font-size:clamp(28px,4vw,42px);font-weight:800;text-align:center;margin:10px 0 14px;letter-spacing:-.01em}
  .eyebrow{color:var(--accent);font-weight:700;font-size:13px;letter-spacing:.08em;text-transform:uppercase;text-align:center}
  .lead{color:var(--muted);text-align:center;max-width:640px;margin:0 auto 56px;font-size:18px}

  /* Nav */
  nav.top{position:sticky;top:0;z-index:50;background:rgba(11,13,18,.82);backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--line)}
  nav.top .wrap{display:flex;align-items:center;justify-content:space-between;padding:13px 24px}
  nav.top .brand{display:flex;align-items:center;gap:9px;font-weight:700;font-size:17px}
  nav.top .brand .g{width:23px;height:23px;border-radius:6px;background:radial-gradient(circle at 35% 30%, #4cb6ff 0%, #2178c8 60%, #0f3b66 100%);box-shadow:inset 0 0 0 1px rgba(255,255,255,.18)}
  nav.top ul{display:flex;gap:24px;list-style:none;font-size:14px;color:var(--muted)}
  nav.top ul a:hover{color:var(--txt)}
  nav.top .cta-mini{background:var(--accent);color:#fff;padding:9px 16px;border-radius:9px;font-size:14px;font-weight:600;transition:transform .15s}
  nav.top .cta-mini:hover{transform:translateY(-1px)}
  @media (max-width:760px){ nav.top ul{display:none} }

  /* Hero */
  header.hero{position:relative;overflow:hidden;
    background:radial-gradient(1200px 600px at 75% -10%, rgba(59,168,255,.22), transparent 60%),
               radial-gradient(900px 500px at 8% 110%, rgba(167,121,255,.13), transparent 65%),
               linear-gradient(180deg,#11141a,#0b0d12);
    padding:80px 0 96px}
  .hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
  @media (max-width:860px){ .hero .wrap{grid-template-columns:1fr;text-align:center} }
  .badge{display:inline-flex;align-items:center;gap:8px;background:var(--card);border:1px solid var(--line);border-radius:999px;padding:6px 14px;font-size:13px;color:var(--muted);margin-bottom:22px}
  .badge b{color:var(--green)}
  h1{font-size:clamp(40px,6.2vw,66px);font-weight:800;letter-spacing:-.025em;line-height:1.04}
  h1 .grad{background:linear-gradient(90deg,var(--accent),var(--purple));-webkit-background-clip:text;background-clip:text;color:transparent}
  .sub{font-size:clamp(17px,2.2vw,21px);color:var(--muted);max-width:560px;margin:22px 0 30px}
  @media (max-width:860px){ .sub{margin-left:auto;margin-right:auto} }
  .cta{display:inline-flex;align-items:center;gap:10px;background:linear-gradient(90deg,var(--accent),var(--accent2));color:#fff;font-weight:700;font-size:17px;padding:16px 30px;border-radius:13px;border:0;cursor:pointer;box-shadow:0 10px 32px rgba(59,168,255,.32);transition:transform .15s}
  .cta:hover{transform:translateY(-2px)}
  .cta.secondary{background:var(--card);border:1px solid var(--line);box-shadow:none;color:var(--txt)}
  .ctarow{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
  @media (max-width:860px){ .ctarow{justify-content:center} }
  .microcopy{color:var(--dim);font-size:13px;margin-top:14px}
  .trust{display:flex;gap:18px;margin-top:30px;color:var(--muted);font-size:13px;flex-wrap:wrap}
  @media (max-width:860px){ .trust{justify-content:center} }
  .trust span{display:inline-flex;align-items:center;gap:6px}
  .trust .ico{color:var(--green)}

  /* Mock */
  .mock{background:var(--card);border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:0 30px 80px rgba(0,0,0,.55);text-align:left;max-width:360px;margin:0 auto}
  .mock .bar{display:flex;gap:7px;padding:12px 14px;border-bottom:1px solid var(--line);align-items:center}
  .mock .bar i{width:11px;height:11px;border-radius:50%;display:block}
  .dot-r{background:#ff5f57}.dot-y{background:#febc2e}.dot-g{background:#28c840}
  .mock .bar .title{margin-left:8px;font-size:12px;color:var(--muted);font-weight:600}
  .mock .bar .gauge{margin-left:auto;color:var(--accent);font-size:14px}
  .mock .body{padding:14px 18px;font-size:14px}
  .mock .row{display:flex;align-items:center;justify-content:space-between;padding:9px 0;border-bottom:1px solid #1f242e}
  .mock .row:last-child{border:0}
  .mock .row .l{display:flex;align-items:center;gap:9px}
  .pill{width:34px;height:20px;border-radius:999px;background:#2b323d;position:relative}
  .pill.on{background:var(--green)}
  .pill::after{content:"";position:absolute;top:2px;left:2px;width:16px;height:16px;border-radius:50%;background:#fff;transition:.2s}
  .pill.on::after{left:16px}
  .temp{font-weight:700;color:var(--green)}
  .mock .sect{margin-top:8px;font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em;padding:6px 0}
  .slider{height:5px;background:#22272f;border-radius:99px;margin:8px 0;position:relative}
  .slider::after{content:"";position:absolute;left:0;top:0;height:5px;width:70%;background:var(--accent);border-radius:99px}
  .slider::before{content:"";position:absolute;left:calc(70% - 6px);top:-4px;width:13px;height:13px;border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.4)}
  .spinhint{background:rgba(59,168,255,.12);border-radius:8px;padding:8px 10px;color:var(--accent);font-size:11px;margin:8px 0}
  .progress{height:5px;background:rgba(59,168,255,.25);border-radius:99px;margin-top:6px;position:relative}
  .progress::after{content:"";position:absolute;left:0;top:0;height:5px;width:55%;background:var(--accent);border-radius:99px}

  /* Hero app shot (real rendered window) */
  .hero-shot{display:flex;justify-content:center}
  .hero-shot img{width:100%;max-width:440px;height:auto;display:block}
  @media (max-width:860px){ .hero-shot img{max-width:380px} }

  /* logo / press strip */
  .strip{border-bottom:1px solid var(--line);background:#0a0c10}
  .strip .wrap{display:flex;align-items:center;justify-content:center;gap:34px;padding:20px 24px;flex-wrap:wrap;color:var(--dim);font-size:13px}
  .strip b{color:var(--muted)}

  section{padding:84px 0;border-bottom:1px solid var(--line)}
  section.compact{padding:64px 0}

  /* Problem */
  .problem{background:linear-gradient(180deg,#140f0d,#0b0d12)}
  .pain{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px;margin-top:10px}
  .pain .p{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px}
  .pain .p .e{font-size:26px;margin-bottom:10px}
  .pain .p h4{font-size:16px;margin-bottom:6px}
  .pain .p p{color:var(--muted);font-size:14px}
  .arrow-down{text-align:center;font-size:30px;color:var(--accent);margin:34px 0 0}

  /* Features */
  .grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}
  .card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:26px;transition:border-color .2s,transform .2s}
  .card:hover{border-color:#34404f;transform:translateY(-3px)}
  .card .ic{font-size:30px;margin-bottom:14px}
  .card h3{font-size:19px;margin-bottom:8px}
  .card p{color:var(--muted);font-size:15px}
  .card ul{margin-top:10px;list-style:none;color:var(--muted);font-size:14px}
  .card ul li{padding:3px 0;padding-left:18px;position:relative}
  .card ul li::before{content:"›";position:absolute;left:0;color:var(--accent);font-weight:700}

  /* Screenshots gallery (slideshow) */
  .gallery{margin-top:8px}
  .stage{position:relative;display:flex;align-items:center;justify-content:center}
  .stage-frame{flex:1;min-width:0;aspect-ratio:820/540;
    background:
      radial-gradient(80% 90% at 82% 6%, rgba(59,168,255,.16), transparent 60%),
      linear-gradient(140deg,#1a2231 0%,#0a0d12 100%);
    border:1px solid var(--line);border-radius:20px;
    box-shadow:0 30px 80px rgba(0,0,0,.5);
    overflow:hidden;display:flex;align-items:center;justify-content:center}
  .stage-frame img{width:100%;height:100%;object-fit:contain;display:block;
    transition:opacity .25s ease}
  .stage-frame.fading img{opacity:0}
  .gnav{position:absolute;top:50%;transform:translateY(-50%);z-index:2;
    width:46px;height:46px;border-radius:50%;cursor:pointer;
    background:rgba(20,28,40,.7);border:1px solid var(--line);color:var(--ink);
    font-size:26px;line-height:1;display:flex;align-items:center;justify-content:center;
    transition:background .15s ease,transform .15s ease;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
  .gnav.prev{left:0}
  .gnav.next{right:0}
  .gnav:hover{background:var(--accent);border-color:var(--accent);color:#04121f;transform:translateY(-50%) scale(1.07)}
  .stage-cap{text-align:center;color:var(--muted);font-size:15px;margin:20px auto 0;max-width:560px;min-height:22px}
  .thumbs{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:22px}
  .thumb{flex:none;width:120px;height:78px;padding:0;cursor:pointer;border-radius:12px;overflow:hidden;
    background:#0c121b;border:1px solid var(--line);opacity:.55;
    transition:opacity .15s ease,border-color .15s ease,transform .15s ease}
  .thumb img{width:100%;height:100%;object-fit:cover;display:block}
  .thumb:hover{opacity:.85;transform:translateY(-2px)}
  .thumb.active{opacity:1;border-color:var(--accent);box-shadow:0 0 0 2px var(--accent)}
  @media(max-width:560px){
    .gnav{width:38px;height:38px;font-size:22px}
    .stage-frame{padding:4px}
    .thumb{width:84px;height:56px}
  }

  /* Comparison */
  .cmp{max-width:760px;margin:0 auto;border:1px solid var(--line);border-radius:16px;overflow:hidden}
  .cmp table{width:100%;border-collapse:collapse;font-size:15px}
  .cmp th,.cmp td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--line)}
  .cmp thead th{background:var(--card2);font-size:13px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}
  .cmp thead th.dash{color:var(--accent)}
  .cmp tbody td{color:var(--muted)}
  .cmp tbody td:first-child{color:var(--txt);font-weight:600}
  .cmp .yes{color:var(--green);font-weight:700}
  .cmp .no{color:var(--dim)}
  .cmp .col-dash{background:rgba(59,168,255,.06)}

  /* How */
  .how-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px;margin-top:16px}
  .step{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px;position:relative}
  .step .n{position:absolute;top:-14px;left:18px;background:var(--accent);color:#fff;font-weight:800;font-size:13px;padding:4px 10px;border-radius:8px}
  .step h4{font-size:16px;margin:6px 0 6px}
  .step p{color:var(--muted);font-size:14px}

  /* Use cases */
  .uses{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px}
  .use{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px}
  .use .e{font-size:24px;margin-bottom:8px}
  .use h4{font-size:15px;margin-bottom:4px}
  .use p{color:var(--muted);font-size:14px}

  /* Safety */
  .safety{background:linear-gradient(180deg,#0d1a14,#0b0d12)}
  .safety .shield{font-size:54px;text-align:center;margin-bottom:10px}
  .safety h2 .grad{background:linear-gradient(90deg,var(--green),#7fe0a6);-webkit-background-clip:text;background-clip:text;color:transparent}
  .checks{max-width:680px;margin:36px auto 0;display:grid;gap:14px}
  .check{display:flex;gap:13px;align-items:flex-start;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px 18px}
  .check .k{color:var(--green);font-size:18px;flex-shrink:0;width:22px;text-align:center}
  .check b{display:block;margin-bottom:2px}
  .check span{color:var(--muted);font-size:14px}

  /* Testimonials */
  .quotes{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
  .quote{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px}
  .quote .stars{color:#ffb340;font-size:14px;letter-spacing:2px;margin-bottom:10px}
  .quote p{font-size:15px;margin-bottom:14px}
  .quote .who{display:flex;align-items:center;gap:10px}
  .quote .av{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--purple));flex-shrink:0}
  .quote .who b{font-size:14px;display:block}
  .quote .who span{font-size:12px;color:var(--dim)}
  .ph-note{text-align:center;color:var(--dim);font-size:12px;margin-top:18px;font-style:italic}

  /* Requirements */
  .req-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:18px;max-width:860px;margin:0 auto}
  .req-card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px;text-align:center}
  .req-card .big{font-size:32px;font-weight:800;letter-spacing:-.02em}
  .req-card .lbl{color:var(--muted);font-size:13px;margin-top:6px;text-transform:uppercase;letter-spacing:.05em}

  /* Privacy */
  .privacy{background:#0d1117}
  .privacy .pts{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-top:32px}
  .privacy .pt{padding:18px;background:var(--card);border:1px solid var(--line);border-radius:12px}
  .privacy .pt .e{font-size:24px;margin-bottom:8px}
  .privacy .pt h4{font-size:15px;margin-bottom:4px}
  .privacy .pt p{color:var(--muted);font-size:13px}

  /* Pricing */
  .pricing{background:radial-gradient(800px 400px at 50% 0%, rgba(59,168,255,.10), transparent 60%)}
  .pricewrap{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px;max-width:760px;margin:0 auto}
  .pricebox{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:36px;text-align:center;position:relative}
  .pricebox.featured{border-color:var(--accent);box-shadow:0 0 0 1px rgba(59,168,255,.3),0 30px 60px rgba(59,168,255,.14)}
  .pricebox .tag{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--accent);color:#fff;font-size:12px;font-weight:700;padding:5px 12px;border-radius:99px;letter-spacing:.04em}
  .anchor{color:var(--dim);text-decoration:line-through;font-size:20px;font-weight:600}
  .pricebox .amount{font-size:52px;font-weight:800;letter-spacing:-.03em;line-height:1;margin-top:4px}
  .pricebox .amount small{font-size:17px;color:var(--muted);font-weight:600;display:block;margin-top:6px}
  .pricebox ul{list-style:none;text-align:left;margin:24px 0 28px}
  .pricebox li{padding:7px 0;color:var(--muted);display:flex;gap:10px;align-items:flex-start}
  .pricebox li::before{content:"✓";color:var(--green);font-weight:800;flex-shrink:0}
  .pricebox .req{color:var(--dim);font-size:13px;margin-top:14px}
  .guarantee{max-width:520px;margin:30px auto 0;display:flex;gap:14px;align-items:center;justify-content:center;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px 20px;color:var(--muted);font-size:14px}
  .guarantee .e{font-size:28px}

  /* FAQ */
  .faqgroup{max-width:760px;margin:0 auto}
  details{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px 20px;margin-bottom:12px}
  details summary{cursor:pointer;font-weight:600;font-size:16px;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:14px}
  details summary::-webkit-details-marker{display:none}
  details summary::after{content:"+";color:var(--accent);font-weight:700;font-size:22px;flex-shrink:0}
  details[open] summary::after{content:"–"}
  details[open] summary{color:var(--accent)}
  details p{color:var(--muted);margin-top:10px;font-size:15px}

  /* Final CTA */
  .final{background:linear-gradient(180deg,#0b0d12,#10141b);text-align:center}
  .final h2{font-size:clamp(30px,5vw,48px)}
  .final .sub{margin:14px auto 30px;color:var(--muted);font-size:19px;max-width:520px}

  /* Footer */
  footer.foot{padding:48px 0 36px;background:#08090d}
  footer .cols{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:28px;margin-bottom:32px}
  @media (max-width:760px){ footer .cols{grid-template-columns:1fr 1fr} }
  footer h5{font-size:13px;color:var(--muted);margin-bottom:10px;text-transform:uppercase;letter-spacing:.05em}
  footer a.foot-link{color:var(--txt);font-size:14px;display:block;padding:3px 0}
  footer a.foot-link:hover{color:var(--accent)}
  footer .bottom{display:flex;justify-content:space-between;color:var(--dim);font-size:13px;padding-top:24px;border-top:1px solid var(--line);flex-wrap:wrap;gap:10px}

  .legal{max-width:760px;margin:0 auto;color:var(--muted);font-size:14px}
  .legal h3{color:var(--txt);font-size:17px;margin:24px 0 8px}
  .legal p{margin-bottom:10px}
  code{background:#22272f;padding:2px 6px;border-radius:5px;font-size:.9em}

  /* Language switcher */
  .nav-right{display:flex;align-items:center;gap:14px}
  .langsw{display:inline-flex;gap:4px;align-items:center;font-size:13px;font-weight:600}
  .langsw a{color:var(--muted);padding:4px 8px;border-radius:7px;line-height:1}
  .langsw a.active{color:#fff;background:var(--card2)}
  .langsw a:hover{color:var(--txt)}