:root{--bg:#f7f7f5;--fg:#1d1d1b;--muted:#5f5f5a;--card:#fff;--line:#e3e3de;--accent:#2A78D6}
@media (prefers-color-scheme:dark){:root{--bg:#141413;--fg:#ececea;--muted:#a3a39d;--card:#1e1e1c;--line:#33332f;--accent:#3987E5}}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.6 system-ui,-apple-system,"Noto Sans Devanagari",sans-serif}
main{max-width:720px;margin:0 auto;padding:24px 16px 48px}
h1{font-size:28px;margin:8px 0 4px}h2{font-size:19px;margin:28px 0 6px}
.muted{color:var(--muted)}.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px;margin:16px 0}
a{color:var(--accent)}nav a{margin-right:12px}ul{padding-left:20px}