:root {
  --primary: #B84D1C;
  --primary-deep: #8F3518;
  --paper: #FAF5EE;
  --surface: #FFFCF8;
  --ink: #342925;
  --muted: #786B66;
  --line: #E9DDD6;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 16px/1.75 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}
.wrap { max-width: 760px; margin: 0 auto; padding: 32px 20px 72px; }
.brand { color: var(--primary); font-size: 12px; letter-spacing: .18em; }
h1 { margin: 8px 0 12px; font-size: 32px; line-height: 1.25; letter-spacing: -.03em; }
h2 { margin: 36px 0 12px; font-size: 20px; }
p, li { color: #3d332f; }
.meta {
  margin: 0 0 28px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: 8px;
}
.meta p { margin: 0 0 6px; color: var(--muted); font-size: 14px; }
.meta p:last-child { margin: 0; }
nav.docs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  margin: 0 0 28px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}
nav.docs a { color: var(--primary-deep); text-decoration: none; font-size: 14px; }
nav.docs a[aria-current="page"] { font-weight: 700; }
ol { padding-left: 1.25em; }
li { margin: 8px 0; }
.note {
  margin: 24px 0;
  padding: 14px 16px;
  background: #F8E8DE;
  color: var(--primary-deep);
  border-radius: 8px;
  font-size: 14px;
}
footer {
  margin-top: 48px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}
@media print {
  body { background: #fff; }
  .wrap { padding: 0; }
  nav.docs, .note { display: none; }
}