:root{
  --bg:#f7f8fa;--fg:#101828;--muted:#56627a;--border:#d6dbe4;--card:#ffffff;
  --primary:#071b41;--primary-fg:#ffffff;--accent:#a5001c;--accent-fg:#ffffff;
  --navy:#071b41;--cyan:#65c8ef;--radius:12px;
  --font:"Inter",-apple-system,system-ui,BlinkMacSystemFont,"Helvetica Neue",Helvetica,sans-serif;
  --mono:Menlo,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--fg);background:var(--bg);line-height:1.6;font-size:16px;-webkit-font-smoothing:antialiased}
a{color:#0b4f8a}
a:hover{text-decoration-thickness:2px}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
header.site{border-bottom:1px solid var(--border);background:var(--card);position:sticky;top:0;z-index:10}
header.site .wrap{display:flex;align-items:center;gap:24px;min-height:60px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:-.02em;color:var(--navy);text-decoration:none}
.brand .dot{width:12px;height:12px;border-radius:50%;background:linear-gradient(135deg,var(--navy),var(--accent))}
nav.site{display:flex;gap:18px;flex:1;flex-wrap:wrap}
nav.site a{color:var(--muted);text-decoration:none;font-weight:600;font-size:14px}
nav.site a:hover{color:var(--fg)}
.hero{background:linear-gradient(160deg,#071b41 0%,#0b2e63 55%,#123a76 100%);color:#eef3fb;padding:72px 0 64px}
.hero h1{font-size:clamp(32px,5vw,52px);line-height:1.08;margin:0 0 16px;letter-spacing:-.03em}
.hero p.lead{font-size:19px;max-width:44em;color:#c9d6ea;margin:0 0 28px}
.hero .actions{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;padding:11px 20px;border-radius:999px;text-decoration:none;font-weight:700;font-size:14px}
.btn.primary{background:var(--cyan);color:#04213f}
.btn.ghost{border:1px solid #365a91;color:#eef3fb}
.btn.small{padding:8px 14px;font-size:13px}
main{padding:56px 0 72px}
h2.section{font-size:26px;letter-spacing:-.02em;margin:0 0 8px}
p.section{color:var(--muted);margin:0 0 28px;max-width:60em}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:22px;box-shadow:0 1px 2px rgb(16 24 40/.06)}
.card h3{margin:0 0 8px;font-size:17px;letter-spacing:-.01em}
.card p{margin:0 0 16px;color:var(--muted);font-size:14.5px}
.tag{display:inline-block;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);border:1px solid var(--border);border-radius:999px;padding:2px 9px;margin-bottom:10px}
table{width:100%;border-collapse:collapse;font-size:14px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;margin:0 0 28px}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border);vertical-align:top}
th{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);background:#f2f4f8}
tr:last-child td{border-bottom:0}
code{font-family:var(--mono);font-size:.9em;background:#eef1f5;border-radius:5px;padding:1px 5px}
pre{background:#071b41;color:#e6eefb;padding:18px 20px;border-radius:12px;overflow:auto;font-size:13px;line-height:1.55}
pre code{background:none;padding:0;color:inherit}
footer.site{border-top:1px solid var(--border);background:var(--card);padding:28px 0;color:var(--muted);font-size:13px}
footer.site .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.docs{display:grid;grid-template-columns:220px minmax(0,1fr);gap:36px;align-items:start}
.docs aside{position:sticky;top:80px;font-size:14px}
.docs aside a{display:block;padding:5px 10px;border-radius:7px;text-decoration:none;color:var(--muted);font-weight:600}
.docs aside a.active,.docs aside a:hover{background:#eef1f5;color:var(--fg)}
.content h1{margin:0 0 10px;font-size:32px;letter-spacing:-.02em}
.content h2{margin:36px 0 12px;font-size:22px;letter-spacing:-.01em;padding-top:8px;border-top:1px solid var(--border)}
.content h3{margin:26px 0 8px;font-size:17px}
.content p,.content li{font-size:15.5px}
.content ul,.content ol{padding-left:22px}
.content blockquote{margin:18px 0;padding:10px 18px;border-left:3px solid var(--accent);background:var(--card);color:var(--muted)}
.content img{max-width:100%}
@media(max-width:860px){.docs{grid-template-columns:1fr}.docs aside{position:static;display:flex;flex-wrap:wrap;gap:4px}}