:root{--bg:#0e1116;--fg:#e8ecf1;--muted:#9aa5b1;--accent:#3ddc97;--card:#161b22;--line:#252c36}
@media (prefers-color-scheme:light){:root{--bg:#fafbfc;--fg:#14181d;--muted:#59636e;--accent:#0a7d52;--card:#fff;--line:#dfe3e8}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
a{color:var(--accent)}
header,main,footer{max-width:760px;margin:0 auto;padding:0 20px}
header{display:flex;justify-content:space-between;align-items:center;padding-top:22px;padding-bottom:22px;border-bottom:1px solid var(--line);flex-wrap:wrap;gap:8px}
header .brand{font-weight:700;font-size:1.1rem;color:var(--fg);text-decoration:none}
nav a{margin-left:16px;text-decoration:none;color:var(--muted)}
nav a:hover{color:var(--accent)}
main{padding-top:40px;padding-bottom:40px}
h1{font-size:2rem;line-height:1.2;margin:0 0 12px}
h2{font-size:1.2rem;margin:32px 0 8px}
p.lead{font-size:1.15rem;color:var(--muted)}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;margin:16px 0}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:14px 16px}
.card strong{display:block}
.card span{color:var(--muted);font-size:.92rem}
footer{padding-top:20px;padding-bottom:40px;border-top:1px solid var(--line);color:var(--muted);font-size:.9rem}
footer a{color:var(--muted)}
table{border-collapse:collapse;width:100%;font-size:.95rem}
td,th{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}