/* 69风流 站点样式 */
:root {
  --bg: #f6f6f7;
  --surface: #ffffff;
  --surface-soft: #fff5fa;
  --ink: #2b2b2b;
  --ink-soft: #5f5f63;
  --muted: #6a6a71;
  --line: #e9e9ec;
  --line-strong: #dcdce1;
  --accent: #ff3399;
  --accent-dark: #c2146b;
  --accent-fill: #c2146b;
  --accent-deep: #9e0f56;
  --accent-soft: #ffeaf4;
  --accent-line: #ffd0e5;
  --radius: 6px;
  --font-body: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  overflow-wrap: anywhere;
}
a { color: inherit; text-decoration: none; }
a:hover { color: var(--accent-dark); }
img { max-width: 100%; height: auto; }
h1, h2, h3 { margin: 0; line-height: 1.35; color: var(--ink); }
h1 { font-size: 34px; line-height: 1.28; }
h2 { font-size: 24px; }
h3 { font-size: 18px; }
p { margin: 0 0 16px; }
ul, ol, dl, dd { margin: 0; padding: 0; }
li { list-style: none; }
button { font: inherit; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.wrap { width: 100%; max-width: 1100px; margin: 0 auto; padding: 0 18px; }
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  max-width: 1100px;
  height: 70px;
  margin: 0 auto;
  padding: 0 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.header-left { display: flex; align-items: center; gap: 30px; min-width: 0; }
.brand { display: inline-flex; align-items: center; flex: 0 0 auto; }
.brand img { height: 39px; width: auto; display: block; }
.main-nav { display: flex; align-items: center; gap: 24px; }
.main-nav a { font-size: 15px; font-weight: 700; color: var(--ink); padding: 8px 0; border-bottom: 2px solid transparent; }
.main-nav a:hover, .main-nav a.active { color: var(--accent-dark); border-bottom-color: var(--accent); }
.header-right { flex: 0 0 auto; }
.header-link {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid var(--accent-line);
  border-radius: 999px;
  color: var(--accent-dark);
  font-size: 14px;
  font-weight: 700;
  background: var(--accent-soft);
}
.menu-btn {
  display: none;
  min-width: 52px;
  min-height: 40px;
  padding: 0 10px;
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  background: var(--surface);
  color: var(--ink);
  font-size: 14px;
  cursor: pointer;
}
.drawer { position: fixed; inset: 0; z-index: 200; }
.drawer[hidden] { display: none; }
.drawer-mask { position: absolute; inset: 0; background: rgba(30, 20, 26, 0.45); }
.drawer-panel {
  position: relative;
  width: min(82vw, 300px);
  height: 100%;
  padding: 20px 20px 32px;
  background: var(--surface);
  border-right: 1px solid var(--line);
  overflow-y: auto;
}
.drawer-panel a {
  display: block;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  font-size: 16px;
  font-weight: 700;
}
.drawer-title { margin: 0 0 10px; color: var(--accent-dark); font-size: 18px; font-weight: 800; }
.page-main { padding-top: 92px; padding-bottom: 120px; }
.notice {
  margin: 0 0 18px;
  padding: 12px 16px;
  border: 1px solid var(--accent-line);
  border-radius: var(--radius);
  background: var(--surface-soft);
  color: var(--accent-dark);
  font-size: 15px;
  text-align: center;
}
.brand-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(260px, 0.85fr);
  gap: 26px;
  padding: 30px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.eyebrow { margin: 0 0 10px; color: var(--accent-dark); font-size: 13px; font-weight: 800; letter-spacing: 0.08em; }
.brand-copy h1 { margin-bottom: 14px; }
.lead { font-size: 18px; line-height: 1.7; color: var(--ink-soft); }
.quick-links { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }
.quick-links a {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 16px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--surface);
  font-size: 15px;
  font-weight: 700;
}
.quick-links a:first-child { background: var(--accent-fill); border-color: var(--accent-fill); color: #fff; }
.quick-links a:first-child:hover { background: var(--accent-deep); color: #fff; }
.brand-side { border-top: 1px solid var(--line); padding-top: 16px; }
.brand-side h2 { font-size: 18px; margin-bottom: 10px; }
.col-list li + li { border-top: 1px dashed var(--line); }
.col-list a { display: flex; gap: 12px; align-items: baseline; padding: 9px 0; }
.col-list b { flex: 0 0 76px; color: var(--accent-dark); font-size: 15px; }
.col-list span { color: var(--ink-soft); font-size: 13px; line-height: 1.55; }
.filter-panel { margin-top: 18px; padding: 16px 18px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.filter-row { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; padding: 6px 0; }
.filter-label { color: var(--muted); font-size: 14px; font-weight: 700; margin-right: 4px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 4px 13px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: var(--surface);
  color: var(--ink-soft);
  font-size: 14px;
}
.chip:hover { border-color: var(--accent); color: var(--accent-dark); }
.chip--on { background: var(--accent-fill); border-color: var(--accent-fill); color: #fff; }
.chip--on:hover { color: #fff; }
.section { margin-top: 34px; }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; margin-bottom: 8px; }
.section-head h2 a:hover { color: var(--accent-dark); }
.section-more { color: var(--accent-dark); font-size: 14px; font-weight: 700; white-space: nowrap; }
.section-note { margin: 0 0 16px; color: var(--ink-soft); font-size: 15px; }
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; }
.card {
  display: flex;
  gap: 14px;
  padding: 16px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform 0.2s ease, border-color 0.2s ease;
}
.card:hover { transform: translateY(-2px); border-color: var(--accent-line); }
.card-body { display: flex; flex-direction: column; min-width: 0; flex: 1; }
.card-title { font-size: 17px; font-weight: 800; line-height: 1.5; }
.card-meta { margin-top: 6px; color: var(--muted); font-size: 13px; }
.card-desc {
  margin-top: 8px;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.65;
}
.card-foot { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: auto; padding-top: 10px; color: var(--muted); font-size: 13px; border-top: 1px solid var(--line); }
.term-tile {
  flex: 0 0 92px;
  width: 92px;
  min-height: 116px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px;
  border: 1px solid var(--accent-line);
  border-radius: 4px;
  background: var(--accent-soft);
  text-align: center;
}
.term-tile b { color: var(--accent-dark); font-size: 22px; line-height: 1.2; font-weight: 800; }
.term-tile small { color: var(--accent-dark); font-size: 11px; line-height: 1.3; }
.term-tile--wide b { font-size: 17px; }
.row-list { display: grid; gap: 10px; }
.row-link {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 4px 18px;
  padding: 14px 16px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.row-link:hover { border-color: var(--accent-line); }
.row-title { grid-column: 1; font-size: 17px; font-weight: 700; }
.row-desc { grid-column: 1; color: var(--ink-soft); font-size: 14px; line-height: 1.6; }
.row-meta { grid-column: 2; grid-row: 1 / span 2; align-self: center; color: var(--muted); font-size: 13px; white-space: nowrap; }
.column-block { margin-top: 34px; padding-top: 22px; border-top: 1px solid var(--line-strong); }
.column-block .section-head h2 { font-size: 24px; }
.split { display: grid; grid-template-columns: minmax(0, 1fr) 310px; gap: 26px; align-items: start; margin-top: 30px; }
.sidebar { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; }
.sidebar h2 { font-size: 18px; margin-bottom: 10px; }
.sidebar h2 + * + h2 { margin-top: 22px; }
.side-list li + li { border-top: 1px dashed var(--line); }
.side-list a { display: block; padding-top: 9px; font-weight: 700; font-size: 15px; }
.side-list span { display: block; padding-bottom: 9px; color: var(--muted); font-size: 13px; line-height: 1.55; }
.page-head { padding: 8px 0 22px; }
.page-head h1 { margin-bottom: 12px; }
.breadcrumb { display: flex; flex-wrap: wrap; gap: 6px; padding: 0 0 18px; color: var(--muted); font-size: 13px; }
.breadcrumb a { color: var(--ink-soft); }
.breadcrumb .sep { color: var(--line-strong); }
.panel { padding: 22px 24px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.prose { font-size: 16.5px; line-height: 1.85; color: #3a3a3e; }
.prose p { margin: 0 0 17px; }
.prose p:last-child { margin-bottom: 0; }
.prose h2 { margin: 26px 0 12px; font-size: 22px; }
.prose a { color: var(--accent-dark); text-decoration: underline; text-underline-offset: 2px; }
.article { max-width: 820px; }
.article-head { margin-bottom: 20px; }
.article-kicker { margin: 0 0 10px; color: var(--accent-dark); font-size: 14px; font-weight: 800; }
.article-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; color: var(--muted); font-size: 13px; }
.article-meta span { display: inline-flex; gap: 8px; align-items: center; }
.article-meta .tag-sep { color: var(--muted); }
.article-meta a { color: var(--accent-dark); }
.term-box, .more-in-col { margin-top: 26px; padding: 18px 20px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.term-box h2, .more-in-col h2 { font-size: 18px; margin-bottom: 12px; }
.term-grid { display: grid; grid-template-columns: max-content minmax(0, 1fr); gap: 8px 18px; }
.term-grid dt { font-weight: 800; color: var(--accent-dark); }
.term-grid dd { color: var(--ink-soft); font-size: 15px; }
.link-list li { padding: 13px 0; border-top: 1px solid var(--line); }
.link-list li:first-child { border-top: 0; padding-top: 0; }
.link-list a { display: block; font-size: 16px; font-weight: 700; }
.link-list span { display: block; margin-top: 4px; color: var(--ink-soft); font-size: 14px; line-height: 1.6; }
.back-link { margin-top: 24px; color: var(--muted); font-size: 14px; }
.back-link a { color: var(--accent-dark); font-weight: 700; }
.back-link span { margin: 0 8px; }
.more-in-col ul li + li { border-top: 1px dashed var(--line); }
.more-in-col a { display: block; padding: 8px 0; font-size: 15px; }
.faq { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 14px; }
.faq-item { padding: 16px 18px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.faq-item h3 { font-size: 17px; margin-bottom: 8px; }
.faq-item p { margin: 0; color: var(--ink-soft); font-size: 15px; line-height: 1.7; }
.tag-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.tag-card { display: flex; flex-direction: column; gap: 4px; padding: 14px 16px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.tag-card b { color: var(--accent-dark); font-size: 18px; }
.tag-card span { color: var(--ink-soft); font-size: 14px; }
.text-link { color: var(--accent-dark); font-weight: 700; }
.site-footer { background: var(--surface); border-top: 1px solid var(--line); padding-top: 30px; }
.footer-inner { display: grid; grid-template-columns: 160px minmax(0, 1fr); gap: 26px; padding-bottom: 24px; }
.footer-brand a { color: var(--accent-dark); font-size: 20px; font-weight: 800; }
.footer-nav { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.footer-nav h2 { margin-bottom: 8px; color: var(--muted); font-size: 13px; font-weight: 700; letter-spacing: 0.06em; }
.footer-nav a { display: block; padding: 4px 0; color: var(--ink-soft); font-size: 14px; }
.footer-copy { padding: 16px 0 110px; border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; }
@media (max-width: 980px) {
  .main-nav { display: none; }
  .menu-btn { display: inline-flex; align-items: center; justify-content: center; }
  .brand-panel { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; }
  .sidebar { position: static; }
  .footer-inner { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  h1 { font-size: 28px; }
  h2 { font-size: 21px; }
  .header-inner { height: 60px; padding: 0 14px; gap: 12px; }
  .brand img { height: 34px; }
  .header-left { gap: 14px; }
  .header-link { padding: 0 11px; font-size: 13px; }
  .page-main { padding-top: 78px; padding-bottom: 108px; }
  .wrap { padding: 0 14px; }
  .brand-panel { padding: 20px 18px; }
  .filter-panel { padding: 12px 14px; }
  .card-grid { grid-template-columns: 1fr; }
  .card { padding: 14px; gap: 10px; }
  .term-tile { flex-basis: 74px; width: 74px; min-height: 100px; }
  .term-tile b { font-size: 18px; }
  .term-tile--wide b { font-size: 15px; }
  .row-link { grid-template-columns: 1fr; }
  .row-meta { grid-column: 1; grid-row: auto; align-self: start; white-space: normal; }
  .term-grid { grid-template-columns: 1fr; gap: 4px; }
  .term-grid dt { margin-top: 8px; }
  .footer-nav { grid-template-columns: 1fr 1fr; }
  .panel { padding: 18px; }
  .article { max-width: none; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; }
}