:root {
  --ink: #15233b;
  --ink-2: #324563;
  --ink-soft: #5b6b82;
  --muted: #8a97ab;
  --line: #e6ebf2;
  --line-2: #eef2f7;
  --bg: #f4f7fc;
  --bg-2: #eaf0f8;
  --card: #ffffff;
  --brand: #2563eb;
  --brand-600: #1d4ed8;
  --brand-700: #1e40af;
  --brand-soft: #eaf1ff;
  --ok: #0f9d6b;
  --ok-soft: #e7f7f0;
  --warn: #d97706;
  --warn-soft: #fef3e2;
  --danger: #dc2626;
  --danger-soft: #fdecec;
  --violet: #6d28d9;
  --violet-soft: #f3eefe;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow-sm: 0 1px 2px rgba(21, 35, 59, .06);
  --shadow: 0 1px 3px rgba(21, 35, 59, .07), 0 6px 20px rgba(21, 35, 59, .06);
  --shadow-lg: 0 8px 30px rgba(21, 35, 59, .12);
  --maxw: 1140px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.8 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--brand); text-decoration: none; transition: color .15s ease; }
a:hover { color: var(--brand-700); text-decoration: underline; }
img { max-width: 100%; height: auto; }
.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 18px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.skip-link { position: absolute; left: -9999px; }
.skip-link:focus { left: 10px; top: 10px; background: #fff; padding: 8px 14px; border-radius: 8px; z-index: 99; box-shadow: var(--shadow); }

/* ===== 页眉 ===== */
.site-header { background: rgba(255, 255, 255, .92); backdrop-filter: saturate(160%) blur(8px); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 30; }
.header-inner { display: flex; flex-wrap: wrap; gap: 12px 22px; align-items: center; padding: 12px 0; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 19px; color: var(--ink); letter-spacing: .2px; }
.logo:hover { text-decoration: none; }
.logo-mark {
  display: inline-flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; border-radius: 10px;
  background: linear-gradient(135deg, var(--brand-600), var(--brand)); color: #fff;
  font-size: 15px; font-weight: 800; letter-spacing: .5px; box-shadow: var(--shadow-sm);
}
.logo-text { background: linear-gradient(135deg, var(--ink), var(--brand-700)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.search-box { display: flex; flex: 1 1 280px; min-width: 240px; }
.search-box input {
  flex: 1; min-height: 46px; padding: 0 14px; font-size: 15px;
  border: 1px solid var(--line); border-right: 0; border-radius: 10px 0 0 10px; background: #fff; color: var(--ink);
  transition: border-color .15s ease, box-shadow .15s ease;
}
.search-box input:focus { outline: 0; border-color: var(--brand); box-shadow: 0 0 0 3px var(--brand-soft); }
.search-box button {
  min-height: 46px; min-width: 70px; border: 0; border-radius: 0 10px 10px 0;
  background: linear-gradient(135deg, var(--brand-600), var(--brand)); color: #fff; font-size: 15px; font-weight: 600; cursor: pointer;
  transition: filter .15s ease;
}
.search-box button:hover { filter: brightness(1.07); }
.main-nav ul { display: flex; flex-wrap: wrap; gap: 2px; list-style: none; margin: 0; padding: 0; }
.main-nav a { display: inline-flex; align-items: center; min-height: 46px; padding: 0 12px; color: var(--ink-soft); font-size: 15px; border-radius: 8px; transition: background .15s, color .15s; }
.main-nav a:hover { background: var(--brand-soft); color: var(--brand-700); text-decoration: none; }
.main-nav a[aria-current="page"] { color: var(--brand-700); background: var(--brand-soft); font-weight: 600; }

/* ===== 面包屑 ===== */
.breadcrumb { padding: 14px 0 2px; font-size: 13px; color: var(--ink-soft); }
.breadcrumb ol { list-style: none; display: flex; flex-wrap: wrap; gap: 7px; margin: 0; padding: 0; }
.breadcrumb li { display: flex; gap: 7px; align-items: center; }
.breadcrumb a { color: var(--ink-soft); }
.breadcrumb a:hover { color: var(--brand); }
.breadcrumb span { color: #c2ccdb; }

/* ===== 通用排版 ===== */
main { padding-bottom: 36px; }
h1 { font-size: 28px; line-height: 1.35; margin: 22px 0 10px; letter-spacing: .2px; }
h2 { font-size: 21px; margin: 32px 0 12px; padding-bottom: 8px; border-bottom: 1px solid var(--line); }
h3 { font-size: 18px; margin: 24px 0 10px; }
h4 { font-size: 16px; margin: 18px 0 8px; }
p { margin: 12px 0; }
main ul, main ol { margin: 12px 0; padding-left: 24px; }
main li { margin: 5px 0; }
code { background: #eef1f6; padding: 1px 6px; border-radius: 5px; font-size: 90%; font-family: "SFMono-Regular", Consolas, monospace; }
blockquote { margin: 16px 0; padding: 12px 16px; background: var(--brand-soft); border-left: 4px solid var(--brand); border-radius: 0 10px 10px 0; color: var(--ink-2); }
blockquote p { margin: 4px 0; }
hr { border: 0; border-top: 1px solid var(--line); margin: 26px 0; }
.lede { color: var(--ink-soft); font-size: 16px; line-height: 1.7; }

/* ===== 卡片 / 列表 ===== */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(310px, 1fr)); gap: 16px; margin: 18px 0; }
.card {
  position: relative; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px 18px 16px; box-shadow: var(--shadow-sm); display: flex; flex-direction: column; gap: 8px;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: #d3e0f7; }
.card h3 { margin: 0; font-size: 18px; }
.card h3 a { color: var(--ink); }
.card h3 a:hover { color: var(--brand); }
.card > p { margin: 0; font-size: 14px; color: var(--ink-soft); line-height: 1.65;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.card .meta { font-size: 13px; color: var(--muted); display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.meta-list { list-style: none; margin: 14px 0; padding: 0; }
.meta-list li { display: flex; flex-wrap: wrap; gap: 10px; padding: 11px 0; border-bottom: 1px dashed var(--line); }
.meta-list li:last-child { border-bottom: 0; }
.meta-list .k { flex: 0 0 96px; color: var(--ink-soft); font-size: 13px; }
.meta-list .v { flex: 1 1 auto; font-size: 15px; }
.meta-list .v a { font-weight: 500; }

/* 徽标 */
.badge { display: inline-flex; align-items: center; padding: 2px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; line-height: 1.9; border: 1px solid transparent; }
.badge-level { background: var(--brand-soft); color: var(--brand-700); }
.badge-status { background: var(--ok-soft); color: var(--ok); }
.badge-soon { background: var(--warn-soft); color: var(--warn); }
.badge-hist { background: #f1f3f7; color: var(--ink-soft); }
.badge-treaty { background: var(--violet-soft); color: var(--violet); }
.badge-count { background: var(--ink); color: #fff; font-weight: 700; }
.tag { display: inline-block; padding: 2px 9px; margin: 3px 5px 3px 0; border-radius: 6px; background: var(--bg-2); color: var(--ink-soft); font-size: 12px; }

/* 表格 */
.table-wrap { overflow-x: auto; margin: 16px 0; -webkit-overflow-scrolling: touch; border-radius: var(--radius-sm); border: 1px solid var(--line); }
table { width: 100%; border-collapse: collapse; background: #fff; font-size: 14px; }
th, td { border-bottom: 1px solid var(--line); padding: 9px 12px; text-align: left; vertical-align: top; }
th { background: var(--bg-2); font-weight: 600; color: var(--ink-2); white-space: nowrap; }
tr:last-child td { border-bottom: 0; }
tr:nth-child(even) td { background: #fbfcfe; }

/* ===== 首页 Hero ===== */
.hero {
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, #0f2a66 0%, #1d4ed8 55%, #2f6bff 100%);
  border-radius: 20px; padding: 44px 36px; margin: 18px 0; box-shadow: var(--shadow-lg);
  color: #fff;
}
.hero::after {
  content: ""; position: absolute; right: -60px; top: -60px; width: 280px; height: 280px;
  background: radial-gradient(circle, rgba(255, 255, 255, .16), transparent 70%); border-radius: 50%;
}
.hero h1 { margin: 0; color: #fff; font-size: 34px; letter-spacing: .5px; text-shadow: 0 2px 12px rgba(0, 0, 0, .18); }
.hero .lede { color: rgba(255, 255, 255, .92); font-size: 17px; max-width: 760px; margin: 12px 0 22px; }
.hero-search { max-width: 620px; box-shadow: var(--shadow-lg); }
.hero-search input { min-height: 52px; border-radius: 12px 0 0 12px; font-size: 16px; }
.hero-search button { min-height: 52px; min-width: 88px; border-radius: 0 12px 12px 0; font-size: 16px; }

/* 统计行 */
.stat-bar { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin: 22px 0; }
.stat {
  flex: 1 1 150px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px 20px; box-shadow: var(--shadow-sm); text-align: center; position: relative; overflow: hidden;
}
.stat::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: linear-gradient(var(--brand), var(--brand-600)); }
.stat .num { display: block; font-size: 30px; font-weight: 800; color: var(--brand-700); line-height: 1.1; letter-spacing: .5px; }
.stat .lbl { display: block; font-size: 13px; color: var(--ink-soft); margin-top: 6px; }

/* 分类卡顶部色条（按层级） */
.cat-grid .card { padding-top: 20px; }
.cat-grid .card::before {
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 4px; border-radius: var(--radius) var(--radius) 0 0;
  background: var(--brand);
}
.cat-grid .card:nth-child(1)::before { background: linear-gradient(90deg, #1d4ed8, #2563eb); }
.cat-grid .card:nth-child(2)::before { background: linear-gradient(90deg, #0f766e, #14b8a6); }
.cat-grid .card:nth-child(3)::before { background: linear-gradient(90deg, #b45309, #f59e0b); }
.cat-grid .card:nth-child(4)::before { background: linear-gradient(90deg, #7c3aed, #a855f7); }
.cat-grid .card:nth-child(5)::before { background: linear-gradient(90deg, #be123c, #f43f5e); }
.cat-grid .card:nth-child(6)::before { background: linear-gradient(90deg, #1e40af, #3b82f6); }
.cat-grid .card:nth-child(7)::before { background: linear-gradient(90deg, #0f766e, #10b981); }
.cat-grid .card:nth-child(8)::before { background: linear-gradient(90deg, #334155, #64748b); }
.cat-card h3 a { font-size: 19px; }

/* 栏目卡片内的最新条目与「查看全部」入口 */
.cat-latest { list-style: none; margin: 12px 0 0; padding: 0; border-top: 1px dashed #e5e9f0; }
.cat-latest li { padding: 6px 0; font-size: 14px; line-height: 1.5; }
.cat-latest li a { color: var(--ink-soft); }
.cat-latest li a:hover { color: var(--brand); }
.cat-more { margin: 12px 0 0; font-size: 13px; }
.cat-more a { color: var(--brand); font-weight: 600; }
.cat-sitemap {
  margin: 18px 0 0; padding: 12px 16px; font-size: 14px; color: var(--ink-soft);
  background: var(--card); border: 1px solid var(--line); border-radius: 10px;
}
.cat-sitemap a { color: var(--brand); font-weight: 600; }
.cat-sitemap .dot { margin: 0 10px; color: var(--muted); }

/* 最新 / 热门 */
.latest, .hot { margin: 30px 0; }
.latest h2, .hot h2 { font-size: 20px; }
.hot .meta-list .k { flex: 0 0 auto; color: var(--warn); font-weight: 600; }
/* 最新列表的日期标记为绿色胶囊，凸显“施行/颁布”时间 */
.latest-list .k {
  flex: 0 0 auto; align-self: center; color: var(--ok);
  background: var(--ok-soft); border-radius: 999px; padding: 2px 11px;
  font-size: 12px; font-weight: 600; letter-spacing: .2px; white-space: nowrap;
}

/* ===== 上下篇 / 分页 ===== */
.pager { display: flex; flex-wrap: wrap; gap: 14px; justify-content: space-between; margin: 28px 0 10px; }
.pager a {
  flex: 1 1 260px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 12px 16px; font-size: 14px; box-shadow: var(--shadow-sm); transition: border-color .15s, transform .15s;
}
.pager a:hover { border-color: var(--brand); text-decoration: none; transform: translateY(-2px); }
.pager .dir { display: block; font-size: 12px; color: var(--muted); margin-bottom: 3px; }
.pager .next { text-align: right; }
.pages { display: flex; flex-wrap: wrap; gap: 7px; align-items: center; margin: 20px 0; }
.pages a, .pages span.cur {
  min-width: 44px; min-height: 44px; display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--line); border-radius: 10px; background: #fff; font-size: 14px; padding: 0 12px; color: var(--ink-soft);
  transition: border-color .15s, color .15s;
}
.pages a:hover { border-color: var(--brand); color: var(--brand-700); text-decoration: none; }
.pages span.cur { background: var(--brand); color: #fff; border-color: var(--brand); font-weight: 700; }

/* ===== 详情页 ===== */
.entry { max-width: 920px; margin: 0 auto; }
.entry-head { padding: 6px 0 18px; border-bottom: 1px solid var(--line); margin-bottom: 8px; }
.entry-head h1 { margin: 14px 0 10px; }
.entry-desc { color: var(--ink-soft); font-size: 16px; line-height: 1.75; }
.entry-tags { margin: 12px 0 0; display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.entry-meta {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px;
  margin: 18px 0 4px; padding: 16px; background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--radius);
}
.entry-meta > div { display: flex; flex-direction: column; gap: 2px; }
.entry-meta dt { font-size: 12px; color: var(--muted); letter-spacing: .3px; }
.entry-meta dd { margin: 0; font-size: 15px; font-weight: 600; color: var(--ink); }
.entry-meta dd a { color: var(--brand-700); }
.entry-meta dd .badge { font-weight: 700; }
.tags { margin: 14px 0 0; }
.entry-body { font-size: 16px; line-height: 1.95; color: var(--ink-2); }
.entry-body h2 { margin-top: 30px; }
.entry-body p:first-of-type { margin-top: 16px; }
.entry-body strong { color: var(--ink); }
.entry-foot { margin-top: 26px; padding-top: 14px; border-top: 1px dashed var(--line); }

/* 相关法规 */
.related { margin: 30px 0; }
.related h2 { font-size: 20px; }
.related .meta-list li { background: #fff; border: 1px solid var(--line); border-left: 3px solid var(--brand); border-radius: var(--radius-sm); padding: 11px 14px; margin: 8px 0; transition: border-color .15s, transform .15s; }
.related .meta-list li:hover { border-left-color: var(--brand-700); transform: translateX(2px); }

/* ===== 搜索页 ===== */
.search-page { max-width: 960px; margin: 0 auto; }
.search-page h1 { font-size: 28px; }
.search-form { display: flex; gap: 10px; margin: 16px 0; }
.search-form input { flex: 1; min-height: 48px; padding: 0 14px; border: 1px solid var(--line); border-radius: 10px; font-size: 15px; transition: border-color .15s, box-shadow .15s; }
.search-form input:focus { outline: 0; border-color: var(--brand); box-shadow: 0 0 0 3px var(--brand-soft); }
.search-form button { min-height: 48px; padding: 0 22px; border: 0; border-radius: 10px; background: linear-gradient(135deg, var(--brand-600), var(--brand)); color: #fff; font-size: 15px; font-weight: 600; cursor: pointer; }
.search-form button:hover { filter: brightness(1.07); }
.filters { display: flex; flex-wrap: wrap; gap: 10px; margin: 12px 0 6px; }
.filters select { min-height: 44px; border: 1px solid var(--line); border-radius: 10px; background: #fff; padding: 0 10px; font-size: 14px; color: var(--ink); }
.search-hint { margin: 6px 0; }
.search-results { margin: 14px 0; }
.result { background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--brand); border-radius: var(--radius); padding: 14px 18px; margin: 12px 0; box-shadow: var(--shadow-sm); transition: box-shadow .15s, transform .15s; }
.result:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.result h3 { margin: 0 0 6px; font-size: 18px; }
.result h3 a { color: var(--ink); }
.result h3 a:hover { color: var(--brand); }
.result p { margin: 5px 0; font-size: 14px; color: var(--ink-soft); }
.result mark { background: #fff1a8; padding: 0 2px; border-radius: 3px; color: inherit; }
.result .snippet { color: var(--ink-2); background: var(--bg-2); border-left: 3px solid var(--brand-soft); padding: 8px 12px; border-radius: 0 8px 8px 0; font-size: 14px; }
.page-hint { margin: 18px 0 6px; }
.empty-state { background: #fff; border: 1px dashed var(--line); border-radius: var(--radius); padding: 18px; color: var(--ink-soft); }
.search-empty { color: var(--muted); }

/* ===== 全部法规 ===== */
.all-head { max-width: 920px; margin: 0 auto; }
.all-cat { max-width: 920px; margin: 10px auto; }
.all-cat h2 { font-size: 19px; display: flex; align-items: baseline; gap: 8px; }
.all-cat .count { color: var(--muted); font-size: 14px; font-weight: 500; }

/* ===== 404 / 单页 ===== */
.notfound { max-width: 640px; margin: 30px auto; text-align: center; }
.notfound h1 { font-size: 30px; }
.notfound .lede { margin-bottom: 18px; }
.exit-links { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.exit-links a { display: inline-block; padding: 10px 18px; background: #fff; border: 1px solid var(--line); border-radius: 10px; box-shadow: var(--shadow-sm); }
.exit-links a:hover { border-color: var(--brand); text-decoration: none; }
.page { max-width: 820px; margin: 0 auto; }
.page-body { font-size: 16px; line-height: 1.9; }

/* ===== 页脚 ===== */
.site-footer { background: #fff; border-top: 1px solid var(--line); margin-top: 40px; padding: 32px 0 18px; }
.footer-inner { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 22px; }
.footer-col h2 { font-size: 15px; margin: 0 0 10px; padding: 0; border: 0; color: var(--ink-2); }
.footer-nav { list-style: none; margin: 0; padding: 0; }
.footer-nav li { margin: 3px 0; }
.footer-nav a { display: inline-block; min-height: 32px; line-height: 32px; color: var(--ink-soft); font-size: 14px; }
.footer-nav a:hover { color: var(--brand); }
.footer-small { font-size: 13px; color: var(--ink-soft); line-height: 1.7; }
.footer-bottom { border-top: 1px solid var(--line); margin-top: 18px; padding-top: 12px; font-size: 13px; color: var(--ink-soft); }
.footer-bottom p { margin: 4px 0; }

/* ===== 响应式：手机 / 平板 / 桌面 三档自适应 ===== */
@media (max-width: 1024px) {
  .stat-bar { grid-template-columns: repeat(2, 1fr); }
  .cards { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  h1 { font-size: 24px; }
  .hero { padding: 28px 18px; border-radius: 16px; margin: 14px 0; }
  .hero h1 { font-size: 25px; }
  .hero .lede { font-size: 15px; margin: 10px 0 18px; }
  .header-inner { gap: 8px 14px; padding: 10px 0; }
  .logo { font-size: 17px; }
  .logo-mark { width: 34px; height: 34px; font-size: 14px; }
  .search-box { order: 2; flex: 1 1 100%; min-width: 0; }
  .search-box input { min-height: 44px; }
  .search-box button { min-height: 44px; }
  .main-nav { order: 3; width: 100%; }
  .main-nav ul { overflow-x: auto; flex-wrap: nowrap; padding-bottom: 4px; -webkit-overflow-scrolling: touch; scrollbar-width: thin; }
  .main-nav a { white-space: nowrap; min-height: 40px; padding: 0 11px; }
  .stat-bar { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .stat { padding: 14px 10px; }
  .stat .num { font-size: 24px; }
  .stat .lbl { font-size: 12px; }
  .cards { grid-template-columns: 1fr; }
  .entry-meta { grid-template-columns: 1fr 1fr; gap: 10px; padding: 14px; }
  .entry-meta dd { font-size: 14px; }
  .meta-list li { padding: 10px 0; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 380px) {
  .stat-bar { grid-template-columns: 1fr 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
}