:root{--bg:#ECECE8;--card:#fff;--ink:#121212;--mute:#6b6964;--line:#dcdad3;--go:#1f8a5b}
@media (prefers-color-scheme:dark){:root{--bg:#161615;--card:#1f1f1d;--ink:#ecebe6;--mute:#a19f98;--line:#33322f;--go:#5cc492}}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.75 Geist,system-ui,-apple-system,'PingFang TC','Noto Sans TC',sans-serif}
main{max-width:720px;margin:0 auto;padding:40px 16px 72px}
.top{display:flex;align-items:center;gap:12px;margin-bottom:28px}.top svg{width:40px;height:40px;flex:none}
.top a{color:inherit;text-decoration:none;font-weight:700;font-size:18px}
h1{font-size:28px;line-height:1.3;margin:0 0 6px}.meta{color:var(--mute);font-size:14px;margin:0 0 28px}
.card{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:24px 22px}
h2{font-size:18px;margin:28px 0 8px}h2:first-child{margin-top:0}p,li{margin:0 0 10px}ul{padding-left:1.2em;margin:0 0 10px}
a{color:var(--go)}.foot{margin-top:24px;color:var(--mute);font-size:14px;display:flex;gap:16px;flex-wrap:wrap}