/* zh pack: fixed left sidebar, cream + amber */
:root {
  --side: #2b1a0d;
  --amber: #d97706;
  --cream: #fff6eb;
  --card: #fffdf8;
  --ink: #3b2412;
  --muted: #7a5a3a;
  --line: #ead7be;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: "Source Han Sans SC", "Microsoft YaHei", sans-serif;
  background: var(--cream);
  color: var(--ink);
  line-height: 1.8;
}
a { color: #b45309; }
.site-header {
  position: fixed;
  left: 0; top: 0; bottom: 0;
  width: 230px;
  background: var(--side);
  color: #f8e7d3;
  padding: 24px 18px;
  overflow: auto;
}
.brand { display: flex; flex-direction: column; gap: 8px; font-size: 20px; font-weight: 800; color: #fff; }
.nav { display: flex; flex-direction: column; gap: 8px; margin-top: 28px; }
.nav a {
  color: #e8c9a4;
  text-decoration: none;
  padding: 10px 12px;
  border-left: 3px solid transparent;
}
.nav a.current { border-left-color: var(--amber); color: #fff; background: #3d2616; }
.page { margin-left: 230px; }
.wrap { width: min(920px, calc(100% - 40px)); margin: 0 auto; padding: 28px 0 48px; }
.hero { padding: 12px 0 8px; }
.hero h1 { font-size: 30px; margin: 0 0 12px; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 11px 16px; background: var(--amber); color: #fff; font-weight: 700; text-decoration: none; border-radius: 2px; }
.btn-sub { background: transparent; color: #b45309; border: 1px solid #b45309; }
.btn-row { display: flex; flex-wrap: wrap; gap: 8px; }
section { padding: 22px 0; border-top: 1px solid var(--line); }
section h2 { font-size: 22px; color: #92400e; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.card { background: var(--card); border: 1px solid var(--line); padding: 14px 16px; }
table { width: 100%; border-collapse: collapse; background: #fff; }
th, td { border: 1px solid var(--line); padding: 8px 10px; text-align: left; }
th { background: #f3e0c4; }
.steps { padding-left: 0; }
.steps li { list-style: none; margin: 0 0 10px; padding-left: 22px; border-left: 3px solid var(--amber); }
.news-item { padding: 10px 0; }
.news-date { color: var(--amber); font-size: 13px; }
.faq dt { font-weight: 700; margin-top: 12px; }
.faq dd { margin: 4px 0 0; }
.cta-band { background: #3d2616; color: #fff; padding: 18px; }
.cta-band a { color: #fbbf24; }
.site-footer { margin-left: 230px; background: #2b1a0d; color: #e8c9a4; padding: 24px 0; }
.site-footer .wrap { padding: 0 20px 8px; }
.foot-safe { color: #fde68a; }
@media (max-width: 860px) {
  .site-header { position: relative; width: auto; height: auto; }
  .page, .site-footer { margin-left: 0; }
  .nav { flex-direction: row; flex-wrap: wrap; }
  .grid-2 { grid-template-columns: 1fr; }
}