:root { --bg: #F6F2EA; --card: #FCFAF6; --text: #2B2621; --muted: #6B6257; --accent: #B5452E; --line: rgba(60,45,30,.10); }
@media (prefers-color-scheme: dark) { :root { --bg: #171512; --card: #221F1B; --text: #ECE6DA; --muted: #A8A094; --accent: #D4735A; --line: rgba(255,255,255,.08); } }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.75 -apple-system, "PingFang SC", "Helvetica Neue", sans-serif; }
main { max-width: 760px; margin: 0 auto; padding: 32px 18px 64px; }
header { display: flex; align-items: center; gap: 12px; margin-bottom: 8px; }
header img { width: 56px; height: 56px; border-radius: 13px; }
h1 { font-size: 26px; margin: 0; font-family: "Songti SC", "Noto Serif SC", "Source Han Serif SC", serif; }
h2 { font-size: 18px; margin: 28px 0 6px; font-family: "Songti SC", "Noto Serif SC", "Source Han Serif SC", serif; }
p, li { color: var(--text); }
.muted { color: var(--muted); font-size: 14px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 6px 20px 18px; margin-top: 20px; }
a { color: var(--accent); text-decoration: none; }
nav { margin: 18px 0 0; display: flex; gap: 18px; flex-wrap: wrap; font-size: 15px; }
hr { border: none; border-top: 1px solid var(--line); margin: 36px 0 12px; }