:root {
  color-scheme: light;
  --ink: #201f1b;
  --muted: #666158;
  --paper: #fbfaf6;
  --panel: #ffffff;
  --line: #d9d5ca;
  --brand: #69502b;
  --brand-soft: #efe6d2;
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { background: var(--paper); }
body { margin: 0; color: var(--ink); background: var(--paper); font-size: 17px; line-height: 1.8; }
a { color: var(--brand); text-underline-offset: .2em; }
a:hover { text-decoration-thickness: 2px; }
.shell { width: min(760px, calc(100% - 40px)); margin: 0 auto; padding: 48px 0 72px; }
.brand { display: flex; align-items: center; gap: 12px; margin-bottom: 52px; color: var(--ink); text-decoration: none; font-weight: 700; letter-spacing: .03em; }
.mark { display: grid; place-items: center; width: 36px; height: 36px; border: 1px solid var(--ink); border-radius: 50%; font-family: serif; font-size: 21px; }
.eyebrow { margin: 0 0 10px; color: var(--brand); font-size: .82rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; }
h1 { max-width: 16em; margin: 0; font-family: "Songti SC", "STSong", serif; font-size: clamp(2.35rem, 7vw, 4.8rem); font-weight: 600; letter-spacing: -.045em; line-height: 1.06; }
.intro { max-width: 40rem; margin: 24px 0 0; color: var(--muted); font-size: 1.08rem; }
.meta { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; margin: 34px 0 44px; border: 1px solid var(--line); background: var(--line); }
.meta div { padding: 16px 18px; background: var(--panel); }
.meta dt { color: var(--muted); font-size: .78rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.meta dd { margin: 2px 0 0; }
main section { padding: 30px 0; border-top: 1px solid var(--line); }
h2 { margin: 0 0 12px; font-family: "Songti SC", "STSong", serif; font-size: 1.55rem; font-weight: 600; }
p { margin: 0 0 1em; }
ul { margin: .65em 0 1em; padding-left: 1.35em; }
li + li { margin-top: .35em; }
code { padding: .08em .35em; border-radius: 4px; background: var(--brand-soft); font-size: .92em; }
.policy-list { display: grid; gap: 14px; margin-top: 32px; }
.policy-card { display: block; padding: 24px; border: 1px solid var(--line); border-radius: 14px; background: var(--panel); color: var(--ink); text-decoration: none; }
.policy-card:hover { border-color: var(--brand); }
.policy-card strong { display: block; font-family: "Songti SC", "STSong", serif; font-size: 1.3rem; }
.policy-card span { color: var(--muted); }
footer { margin-top: 36px; padding-top: 22px; border-top: 1px solid var(--line); color: var(--muted); font-size: .88rem; }

@media (max-width: 560px) {
  body { font-size: 16px; }
  .shell { width: min(100% - 28px, 760px); padding-top: 28px; }
  .brand { margin-bottom: 36px; }
  .meta { grid-template-columns: 1fr; }
}

@media print {
  body { background: #fff; font-size: 11pt; }
  .shell { width: 100%; padding: 0; }
  .brand { margin-bottom: 24px; }
  h1 { font-size: 30pt; }
  a { color: inherit; }
}