:root{
  --bg:#070d1f;
  --bg2:#0c1736;
  --bg3:#142450;
  --ink:#e9f1ff;
  --ink-dim:#9fb3d8;
  --accent:#3b82f6;
  --accent2:#60a5fa;
  --accent-soft:#1e3a8a;
  --ok:#34d399;
  --maxw:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{background:var(--bg);color:var(--ink);font-family:'Inter',system-ui,sans-serif;line-height:1.5;-webkit-font-smoothing:antialiased;scroll-behavior:smooth}
body{
  background:
    radial-gradient(ellipse at 15% -10%, rgba(59,130,246,0.18) 0%, transparent 55%),
    radial-gradient(ellipse at 85% 30%, rgba(96,165,250,0.12) 0%, transparent 55%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg2) 100%);
  background-attachment:fixed;
  min-height:100vh;
}
a{color:inherit;text-decoration:none}

nav{position:sticky;top:0;backdrop-filter:blur(12px);background:rgba(7,13,31,0.65);z-index:50;border-bottom:1px solid rgba(255,255,255,0.06)}
.navinner{max-width:var(--maxw);margin:0 auto;padding:14px 24px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.navlinks{display:flex;gap:24px;align-items:center;font-size:13px;font-weight:500;color:var(--ink-dim)}
.navlinks a{transition:color .15s}
.navlinks a:hover{color:var(--ink)}
.navlinks a.active{color:var(--ink)}
.navlinks a.app{background:var(--ink);color:var(--bg);padding:7px 16px;border-radius:999px;font-weight:700;font-size:12px;letter-spacing:0.5px}
.navlinks a.app:hover{background:var(--accent2);color:var(--bg)}
.brand{font-family:'Archivo Black',sans-serif;letter-spacing:1px;font-size:18px}
.navmobile{display:none;background:none;border:none;color:var(--ink);cursor:pointer;padding:4px}
.navmobile svg{width:24px;height:24px}
@media (max-width: 760px){
  .navlinks{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;background:rgba(7,13,31,0.96);padding:14px 24px;gap:14px;border-bottom:1px solid rgba(255,255,255,0.08)}
  .navlinks.open{display:flex}
  .navmobile{display:block}
  .navinner{flex-wrap:wrap}
}

section{padding:80px 24px;max-width:var(--maxw);margin:0 auto}
.hero{padding-top:120px;padding-bottom:60px;text-align:center;position:relative;overflow:hidden}
.hero h1{font-family:'Archivo Black',sans-serif;font-size:clamp(72px, 18vw, 220px);line-height:0.95;letter-spacing:-3px;color:#fff;display:inline-block}
.hero h1 span{display:inline-block;opacity:0;transform:translateY(8px);filter:brightness(0.6);text-shadow:0 0 30px rgba(59,130,246,0.5)}
.hero h1 span.lit{animation: lightup 0.55s cubic-bezier(.18,.85,.36,1) forwards}
@keyframes lightup{
  0%{opacity:0;transform:translateY(8px);filter:brightness(0.4);text-shadow:0 0 0 rgba(59,130,246,0)}
  35%{opacity:1;filter:brightness(2.2);text-shadow:0 0 40px rgba(96,165,250,0.95), 0 0 80px rgba(59,130,246,0.55)}
  100%{opacity:1;transform:translateY(0);filter:brightness(1);text-shadow:0 0 30px rgba(59,130,246,0.5)}
}
.hero .tag{margin-top:14px;color:var(--ink-dim);font-size:14px;letter-spacing:2px;font-weight:600;text-transform:uppercase;opacity:0;animation:fadein 1.2s 1.4s forwards}
.hero .ticker{color:var(--accent2);font-weight:700}
@keyframes fadein{to{opacity:1}}

.heroshark{margin:30px auto 0;position:relative;height:280px;max-width:720px;opacity:0;animation:fadein 1.2s 1.6s forwards}
.heroshark svg{width:100%;height:100%;display:block}
.heroshark .body{fill:#fff;filter:drop-shadow(0 0 28px rgba(96,165,250,0.55))}
.heroshark .eye{fill:#0c1736}
.heroshark .gill{stroke:#0c1736;stroke-width:1.4;fill:none;opacity:0.7}
.heroshark .swim{transform-origin:50% 60%;animation:swim 5.5s ease-in-out infinite}
@keyframes swim{0%,100%{transform:translateY(0) rotate(-1.2deg)}50%{transform:translateY(-12px) rotate(1.2deg)}}
.modelimg svg .body{fill:#bfdbfe;filter:drop-shadow(0 0 12px rgba(96,165,250,0.35))}
.modelimg svg .eye{fill:#0c1736}

.ctarow{display:flex;gap:12px;justify-content:center;margin-top:30px;flex-wrap:wrap;opacity:0;animation:fadein 1.2s 1.8s forwards}
.btn{display:inline-flex;align-items:center;gap:8px;padding:11px 20px;border-radius:999px;font-weight:700;font-size:13px;letter-spacing:0.4px;transition:all 0.18s;border:1px solid transparent;cursor:pointer;font-family:inherit}
.btn.primary{background:var(--ink);color:var(--bg)}
.btn.primary:hover{background:var(--accent2);color:var(--bg);transform:translateY(-1px)}
.btn.outline{border-color:rgba(255,255,255,0.2);color:var(--ink)}
.btn.outline:hover{border-color:var(--accent2);color:var(--accent2)}

.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:24px;padding-top:40px;border-top:1px solid rgba(255,255,255,0.06);margin-top:40px}
.stat{text-align:center}
.stat .v{font-family:'Archivo Black',sans-serif;font-size:36px;color:#fff;letter-spacing:-0.5px}
.stat .l{color:var(--ink-dim);font-size:11px;letter-spacing:1.5px;text-transform:uppercase;font-weight:600;margin-top:4px}

.pageheader{padding:80px 24px 40px;text-align:center;max-width:var(--maxw);margin:0 auto}
.pageheader h1{font-family:'Archivo Black',sans-serif;font-size:clamp(48px, 10vw, 120px);letter-spacing:-2px;color:#fff;line-height:1}
.pageheader p{color:var(--ink-dim);margin-top:18px;font-size:16px;max-width:680px;margin-left:auto;margin-right:auto;line-height:1.6}

.secthead{text-align:center;margin-bottom:50px}
.secthead h2{font-family:'Archivo Black',sans-serif;font-size:clamp(46px, 9vw, 110px);letter-spacing:-2px;color:#fff;line-height:1}
.secthead p{color:var(--ink-dim);margin-top:14px;font-size:15px;max-width:600px;margin-left:auto;margin-right:auto}

.modelgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}
.modelcard{background:rgba(20,36,80,0.4);border:1px solid rgba(255,255,255,0.08);border-radius:18px;padding:24px;transition:all 0.2s;backdrop-filter:blur(6px)}
.modelcard:hover{border-color:rgba(96,165,250,0.5);background:rgba(30,58,138,0.35);transform:translateY(-4px)}
.modelcard .modelimg{height:140px;background:linear-gradient(135deg, rgba(59,130,246,0.25) 0%, rgba(20,36,80,0.6) 100%);border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:18px;overflow:hidden;position:relative}
.modelcard .modelimg svg{width:100%;height:100%;opacity:0.85}
.modelcard h3{font-family:'Archivo Black',sans-serif;font-size:18px;color:#fff;margin-bottom:8px;letter-spacing:0.5px}
.modelcard p{color:var(--ink-dim);font-size:13px;line-height:1.55;margin-bottom:16px}
.modelcard .pill{display:inline-flex;align-items:center;gap:6px;padding:7px 14px;background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.12);border-radius:999px;font-size:11px;font-weight:700;letter-spacing:0.5px;color:var(--ink);transition:all 0.15s}
.modelcard .pill:hover{background:var(--accent);border-color:var(--accent);color:#fff}

.docssection{display:flex;gap:40px;flex-wrap:wrap;max-width:var(--maxw);margin:0 auto;padding:60px 24px}
.docssidebar{flex:0 0 220px;position:sticky;top:90px;align-self:flex-start;font-size:13px}
.docssidebar h4{font-size:11px;letter-spacing:1.5px;color:var(--ink-dim);text-transform:uppercase;font-weight:700;margin-bottom:12px}
.docssidebar a{display:block;padding:7px 10px;color:var(--ink-dim);border-radius:7px;transition:all 0.15s;border-left:2px solid transparent;margin-left:-12px}
.docssidebar a:hover{color:var(--ink);background:rgba(255,255,255,0.04)}
.docssidebar a.on{color:var(--accent2);border-left-color:var(--accent2);background:rgba(59,130,246,0.08)}
.docscontent{flex:1;min-width:0;max-width:780px}
.docscontent h3{font-family:'Archivo Black',sans-serif;font-size:42px;color:#fff;margin-bottom:18px;letter-spacing:-0.5px}
.docscontent h4{font-family:'Archivo Black',sans-serif;font-size:22px;color:#fff;margin:36px 0 14px;letter-spacing:0.2px}
.docscontent p{color:#cbd9ee;font-size:14.5px;line-height:1.7;margin-bottom:14px}
.docscontent ul, .docscontent ol{margin:0 0 18px 22px;color:#cbd9ee;font-size:14.5px}
.docscontent li{margin-bottom:7px;line-height:1.7}
.docscontent code{background:rgba(255,255,255,0.08);padding:2px 7px;border-radius:5px;font-family:'JetBrains Mono',ui-monospace,monospace;font-size:13px;color:var(--accent2)}
.docscontent a.link{color:var(--accent2);border-bottom:1px solid rgba(96,165,250,0.4)}
.docscontent a.link:hover{border-bottom-color:var(--accent2)}
.docscontent pre{background:rgba(0,0,0,0.35);border:1px solid rgba(255,255,255,0.08);border-radius:10px;padding:16px 18px;overflow-x:auto;font-family:'JetBrains Mono',ui-monospace,monospace;font-size:13px;line-height:1.55;margin:14px 0 18px;color:#cbd9ee}

.twocol{display:grid;grid-template-columns:1fr 1fr;gap:30px}
@media (max-width:760px){
  .twocol{grid-template-columns:1fr}
  .docssection{flex-direction:column;padding:30px 18px}
  .docssidebar{position:static;flex:1}
  section{padding:60px 18px}
  .hero{padding-top:80px}
  .stats{grid-template-columns:repeat(2,1fr);gap:20px}
  .stat .v{font-size:26px}
}

footer{margin-top:80px;padding:40px 24px;border-top:1px solid rgba(255,255,255,0.06);text-align:center;color:var(--ink-dim);font-size:12px}
footer .ftbrand{font-family:'Archivo Black',sans-serif;color:var(--ink);font-size:20px;letter-spacing:1px;margin-bottom:8px}
footer .ftlinks{display:flex;gap:18px;justify-content:center;margin-top:16px}
footer .ftlinks a:hover{color:var(--accent2)}

.spark{position:absolute;width:3px;height:3px;background:#fff;border-radius:50%;opacity:0;animation:spark 3.5s infinite}
@keyframes spark{0%,100%{opacity:0;transform:scale(0.4)}50%{opacity:1;transform:scale(1)}}

:target { scroll-margin-top: 80px; }