:root { --bg:#F7FAF9; --surface:#ECF1F0; --text:#171D1C; --muted:#5B6866; --accent:#0E7C76; --line:#D3DEDC; }
@media (prefers-color-scheme: dark) { :root { --bg:#0F1514; --surface:#1B2120; --text:#DEE4E2; --muted:#B9C9C6; --accent:#5CD9CF; --line:#3F4947; } }
* { box-sizing: border-box; }
body { margin:0; background:var(--bg); color:var(--text); font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif; }
main { max-width:720px; margin:0 auto; padding:32px 16px 64px; }
header { display:flex; align-items:center; gap:12px; margin-bottom:24px; }
header img { width:44px; height:44px; border-radius:12px; }
header a { color:var(--text); text-decoration:none; font-weight:600; font-size:20px; }
h1 { font-size:28px; line-height:1.25; margin:8px 0 12px; }
h2 { font-size:19px; margin:28px 0 8px; }
p, li { color:var(--text); }
.muted { color:var(--muted); }
a { color:var(--accent); }
.card { background:var(--surface); border-radius:20px; padding:20px; margin:20px 0; }
.button { display:inline-block; background:var(--accent); color:var(--bg); padding:12px 22px; border-radius:28px; text-decoration:none; font-weight:600; }
table { border-collapse:collapse; width:100%; font-size:15px; }
th, td { text-align:left; vertical-align:top; padding:8px 6px; border-bottom:1px solid var(--line); }
footer { margin-top:40px; padding-top:16px; border-top:1px solid var(--line); font-size:14px; }
footer a { margin-right:16px; }