:root {
  --ink: #0E1726; --gold: #D9B45A; --gold-deep: #A8862F; --paper: #FAF8F3; --line: #E3DDD0;
  --text: #1B2433; --muted: #5B6577;
  --serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--paper); color: var(--text); font-family: var(--sans); line-height: 1.85; -webkit-font-smoothing: antialiased; }
a { color: var(--gold-deep); }
.bar { background: var(--ink); }
.bar .in { width: min(820px, 100% - 32px); margin: 0 auto; height: 60px; display: flex; align-items: center; justify-content: space-between; }
.bar a.brand { display: flex; align-items: center; gap: 10px; color: #E9EDF4; text-decoration: none; font-family: var(--serif); font-weight: 700; letter-spacing: .08em; }
.bar a.brand svg { width: 28px; height: 28px; }
.bar a.back { color: #9AA6BA; font-size: 14px; text-decoration: none; }
main { width: min(820px, 100% - 32px); margin: 0 auto; padding: 48px 0 72px; }
h1 { font-family: var(--serif); font-size: clamp(28px, 5vw, 38px); margin: 0 0 6px; }
.updated { color: var(--muted); font-size: 14px; margin: 0 0 28px; }
.summary { background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--gold); border-radius: 12px; padding: 16px 20px; margin-bottom: 36px; font-size: 15px; }
.summary b { display: block; margin-bottom: 4px; }
.summary ul { margin: 6px 0 0; padding-left: 20px; }
h2 { font-family: var(--serif); font-size: 21px; margin: 40px 0 10px; padding-top: 8px; }
h3 { font-size: 16.5px; margin: 22px 0 6px; }
p, li { font-size: 15.5px; }
ul, ol { padding-left: 22px; }
table { width: 100%; border-collapse: collapse; margin: 12px 0; font-size: 14.5px; background: #fff; }
th, td { border: 1px solid var(--line); padding: 10px 12px; text-align: left; vertical-align: top; }
th { background: #F2EEE4; font-weight: 600; }
.note { color: var(--muted); font-size: 13.5px; }
.toc { display: flex; flex-wrap: wrap; gap: 8px 18px; font-size: 14px; margin: -8px 0 28px; }
footer { border-top: 1px solid var(--line); }
footer .in { width: min(820px, 100% - 32px); margin: 0 auto; padding: 24px 0 40px; color: var(--muted); font-size: 13px; display: flex; flex-wrap: wrap; gap: 8px 20px; justify-content: space-between; }
footer a { color: var(--muted); text-decoration: none; }
footer a:hover { color: var(--text); }
@media (max-width: 600px) { table { font-size: 13.5px; } th, td { padding: 8px; } }