:root{--ink:#0b2545;--accent:#1f9d55;--bg:#fff;--soft:#f3f6f9;--muted:#55657a;--line:#dde4ec}
@media (prefers-color-scheme:dark){:root{--ink:#e8eef6;--bg:#0d1520;--soft:#142030;--muted:#9aa8b8;--line:#243346}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
a{color:var(--accent)}
.wrap{max-width:760px;margin:0 auto;padding:0 16px}
.bar{border-bottom:1px solid var(--line)}
.bar .wrap{display:flex;align-items:center;justify-content:space-between;height:56px}
.brand{font-weight:700;font-size:1.25rem;color:var(--ink);text-decoration:none}
.brand span{color:var(--accent)}
nav a{margin-left:16px;color:var(--muted);text-decoration:none;font-size:.95rem}
.hero{background:var(--soft);padding:48px 0 40px;margin-bottom:24px}
.hero h1{margin:0 0 8px;font-size:2.2rem}
.lead{margin:0;font-size:1.15rem;color:var(--muted)}
section{margin-bottom:28px}
h2{font-size:1.25rem;margin:0 0 8px}
.doc h1{margin:32px 0 4px}
.doc h2{margin-top:24px}
.facts{display:grid;grid-template-columns:max-content 1fr;gap:8px 16px;margin:0;padding:16px;border:1px solid var(--line);border-radius:8px}
.facts dt{color:var(--muted)}
.facts dd{margin:0;font-weight:600}
@media (max-width:480px){.facts{grid-template-columns:1fr}.facts dd{margin-bottom:8px}}
.foot{border-top:1px solid var(--line);margin-top:40px;padding:16px 0;color:var(--muted);font-size:.9rem}
.small{font-size:.85rem;color:var(--muted)}