:root{--bg:#f7f9fb;--card:#fff;--fg:#1c2733;--muted:#5d6b78;--line:#e3e8ee;--accent:#2b7bbf;--sun:#f2a93b}
@media (prefers-color-scheme:dark){:root{--bg:#0f151b;--card:#161f27;--fg:#e6edf3;--muted:#93a1ae;--line:#26323d;--accent:#62a8e5;--sun:#f2b65a}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font:17px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}
a{color:var(--accent)}
.wrap{max-width:860px;margin:0 auto;padding:0 20px}
header{border-bottom:1px solid var(--line);background:var(--card)}
header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:14px;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:20px;color:var(--fg);text-decoration:none}
.logo svg{width:28px;height:28px}
nav{display:flex;gap:18px;font-size:15px}
nav a{color:var(--muted);text-decoration:none}
nav a:hover,nav a[aria-current]{color:var(--fg)}
.hero{padding:48px 0 24px}
.hero h1{font-size:clamp(28px,5vw,40px);line-height:1.15;margin:0 0 12px;letter-spacing:-.01em}
.hero p{color:var(--muted);max-width:60ch;margin:0}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px;padding:16px 0 48px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px}
.card h2{font-size:19px;margin:0 0 8px;line-height:1.3}
.card p{margin:0;color:var(--muted);font-size:15px}
.tag{display:inline-block;font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--accent);margin-bottom:8px}
article{padding:40px 0 56px;max-width:68ch}
article h1{font-size:clamp(26px,4.5vw,34px);line-height:1.2;margin:0 0 16px}
article h2{font-size:21px;margin:32px 0 8px}
.lead{color:var(--muted);font-size:18px}
.table-wrap{overflow-x:auto;margin:20px 0}
table{border-collapse:collapse;width:100%;font-size:15px;background:var(--card)}
th,td{text-align:left;padding:9px 12px;border-bottom:1px solid var(--line);vertical-align:top}
th{color:var(--muted);font-weight:600}
td.n{font-variant-numeric:tabular-nums;white-space:nowrap}
footer{border-top:1px solid var(--line);color:var(--muted);font-size:14px}
footer .wrap{padding-block:20px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}