/* 官翅文章页 */
:root {
  --ink: #17202a;
  --muted: #64748b;
  --line: #e2e8f0;
  --paper: #ffffff;
  --soft: #f4f7f5;
  --brand: #9a1d20;
  --brand-dark: #741518;
  --amber: #b8860b;
  --amber-soft: #f8edd8;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--soft);
  line-height: 1.7;
  letter-spacing: 0;
}
a { color: inherit; text-decoration: none; }
.art-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  max-width: 1120px;
  margin: 0 auto;
  padding: 14px 20px;
  background: rgba(255,255,255,0.96);
  border-bottom: 1px solid var(--line);
}
.art-brand { display: inline-flex; align-items: center; gap: 12px; font-weight: 800; }
.art-mark {
  display: grid;
  place-items: center;
  min-width: 46px;
  height: 46px;
  border-radius: 8px;
  background: var(--brand);
  color: var(--amber-soft);
  font-size: 15px;
}
.art-header nav { display: flex; gap: 6px; flex-wrap: wrap; }
.art-header nav a { padding: 9px 13px; border-radius: 6px; font-weight: 600; color: #334155; }
.art-header nav a:hover { background: var(--soft); color: var(--brand); }
.art-main { max-width: 860px; margin: 0 auto; padding: 32px 20px 56px; }
.art-crumbs { color: var(--muted); font-size: 14px; margin-bottom: 18px; }
.art-crumbs a { color: var(--brand); }
.art-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 34px 38px 30px;
  box-shadow: 0 8px 28px rgba(15,23,42,0.06);
}
.art-card h1 { margin: 0 0 12px; font-size: 32px; line-height: 1.3; color: var(--brand-dark); }
.art-meta { color: var(--muted); font-size: 14px; margin: 0 0 22px; }
.art-body h2 { font-size: 21px; margin: 30px 0 10px; color: var(--brand-dark); }
.art-body p { margin: 10px 0; }
.art-closing { margin-top: 22px; font-weight: 600; }
.art-note {
  margin-top: 24px;
  padding: 14px 16px;
  border-radius: 8px;
  background: var(--amber-soft);
  color: #6b4b0f;
  font-size: 14px;
}
.art-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}
.art-links a {
  padding: 11px 18px;
  border-radius: 8px;
  background: var(--brand);
  color: #fff;
  font-weight: 700;
}
.art-links a:hover { background: var(--brand-dark); }
.art-links span { align-self: center; color: var(--muted); }
.art-footer {
  padding: 24px 20px;
  text-align: center;
  color: var(--muted);
  border-top: 1px solid var(--line);
  background: var(--paper);
}
@media (max-width: 640px) {
  .art-header { flex-direction: column; align-items: flex-start; }
  .art-card { padding: 24px 20px; }
  .art-card h1 { font-size: 25px; }
  .art-body h2 { font-size: 19px; }
  .art-links a { flex: 1; text-align: center; }
}