:root{--bg:#fbfaf7;--fg:#1f1f1f;--muted:#6b6b6b;--line:#e6e2d9;--accent:#2f6f5e}
@media (prefers-color-scheme:dark){:root{--bg:#161615;--fg:#ecebe7;--muted:#a3a19b;--line:#2c2b28;--accent:#7cc3ad}}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.7 -apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans","Noto Sans CJK SC",sans-serif}
main{max-width:720px;margin:0 auto;padding:48px 16px 64px}h1{font-size:28px;margin:0 0 4px}h2{font-size:19px;margin:32px 0 8px}
p,li{color:var(--fg)}.muted{color:var(--muted);font-size:14px}a{color:var(--accent)}hr{border:0;border-top:1px solid var(--line);margin:40px 0}
nav{display:flex;flex-wrap:wrap;gap:8px 16px;margin-bottom:32px;font-size:15px}
h3{font-size:17px;margin:24px 0 8px}h3+p{margin-top:0}a{overflow-wrap:anywhere}
.languages{border-bottom:1px solid var(--line);padding-bottom:16px;font-size:14px}
nav a[aria-current="page"]{font-weight:600;text-decoration-thickness:2px}