:root{
  --bg:#050605;
  --panel:rgba(255,255,255,.035);
  --panel-strong:rgba(255,255,255,.05);
  --text:#f4f4ef;
  --muted:#a4a69f;
  --line:rgba(255,255,255,.12);
  --green:#00ff66;
  --green-soft:rgba(0,255,102,.14);
  --max:1080px;
  --sans:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono",monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(circle at top, rgba(0,255,102,.08), transparent 26%),
    linear-gradient(180deg, #060806 0%, #050605 36%, #040504 100%);
  color:var(--text);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
a{color:var(--text);text-decoration:none}
a:hover{color:var(--green)}
.skip{position:absolute;left:12px;top:-48px;background:var(--green);color:#041006;padding:10px 12px;border-radius:10px;z-index:20}
.skip:focus{top:12px}
.site-header{position:sticky;top:0;z-index:10;background:rgba(5,6,5,.88);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}
.nav,.wrap{max-width:var(--max);margin:0 auto;padding:0 22px}
.nav{min-height:68px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.brand{font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase}
.nav-links{display:flex;flex-wrap:wrap;gap:14px;color:var(--muted);font-size:14px}
.nav-links a[aria-current="page"]{color:var(--text)}
.nav-links a{position:relative}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-6px;width:100%;height:1px;background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform .18s ease}
.nav-links a:hover::after,
.nav-links a[aria-current="page"]::after{transform:scaleX(1)}
.hero{padding:92px 0 52px;border-bottom:1px solid var(--line)}
.eyebrow{margin:0 0 14px;color:var(--green);font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase}
h1,h2{margin:0;color:var(--text);letter-spacing:-.045em;line-height:1}
h1{max-width:850px;font-size:clamp(42px,8vw,76px)}
h2{font-size:clamp(26px,4vw,40px)}
.lede{margin:18px 0 0;max-width:780px;font-size:clamp(18px,2.4vw,24px);color:#dde1da}
.copy,.note,.card p,.list{color:var(--muted)}
.copy,.note{max-width:760px}
.copy{margin:16px 0 0}
.note{margin:18px 0 0;font-size:14px}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 16px;border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.02);font-family:var(--mono);font-size:12px;letter-spacing:.04em;text-transform:uppercase}
.btn.primary{background:var(--green);border-color:var(--green);color:#041006}
.btn.primary:hover{color:#041006}
.section{padding:60px 0;border-bottom:1px solid var(--line)}
.section-head{margin-bottom:20px}
.card-grid{display:grid;gap:14px}
.card-grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.card-grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.card{padding:22px;border:1px solid var(--line);border-radius:18px;background:linear-gradient(180deg, var(--panel-strong), rgba(255,255,255,.02))}
.card h2,.card h3{margin:0 0 8px;font-size:20px;letter-spacing:-.03em}
.table-wrap,.code-block{border:1px solid var(--line);border-radius:18px;background:var(--panel);overflow:auto}
.table{width:100%;border-collapse:collapse}
.table td,.table th{padding:14px 16px;border-top:1px solid var(--line);text-align:left;vertical-align:top}
.table thead th,.table tbody tr:first-child td{border-top:0}
.table th{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.list{margin:0;padding-left:18px}
.list li{margin:8px 0}
.list.compact li{margin:6px 0}
.code-block{padding:18px;font-family:var(--mono);font-size:13px;color:var(--text)}
.docs-top{padding:42px 0;border-bottom:1px solid var(--line)}
.docs-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap}
.docs-copy{max-width:760px}
.docs-actions{display:flex;flex-wrap:wrap;gap:12px}
.meta-strip{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.meta-pill{display:inline-flex;align-items:center;min-height:30px;padding:0 12px;border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.025);font-family:var(--mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:#d9ddd6}
.reference-frame{overflow:hidden;border:1px solid var(--line);border-radius:24px;background:rgba(255,255,255,.02);box-shadow:0 20px 80px rgba(0,0,0,.25)}
.frame-top{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 18px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.02)}
.frame-mark,.frame-links{display:flex;align-items:center;gap:10px}
.frame-mark{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:#d9ddd6}
.frame-dot{width:9px;height:9px;border-radius:999px;background:var(--green);box-shadow:0 0 18px rgba(0,255,102,.45)}
.frame-links a{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.scalar-wrap{min-height:calc(100vh - 180px)}
.dense-top{margin-top:18px}
.concepts-hero{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:28px;align-items:end}
.hero-note{padding:18px;border:1px solid var(--line);border-radius:18px;background:linear-gradient(180deg, rgba(0,255,102,.09), rgba(255,255,255,.02));color:#d7dbd4}
.hero-note p{margin:0}
.hero-note-label{margin-bottom:10px;font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--green)}
.site-footer{padding:32px 0 42px}
.footer-grid{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:24px;align-items:end}
.footer-block{max-width:520px}
.footer-kicker{margin:0 0 10px;font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--green)}
.footer-copy{margin:0;color:var(--muted);font-size:14px}
.footer-links{display:flex;flex-wrap:wrap;gap:14px 18px;justify-content:flex-end}
.footer-links a{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
@media (max-width:900px){
  .nav{flex-direction:column;align-items:flex-start;padding-top:14px;padding-bottom:14px}
  .card-grid.three,.card-grid.two{grid-template-columns:1fr}
  .concepts-hero{grid-template-columns:1fr}
  .frame-top{flex-direction:column;align-items:flex-start}
  .footer-grid{grid-template-columns:1fr}
  .footer-links{justify-content:flex-start}
}