:root {
  --bg: #f6f4ef;
  --paper: #fffdf8;
  --ink: #1c1b18;
  --muted: #6b675e;
  --line: #e4dfd4;
  --accent: #2f5d3a;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Source Han Serif SC", "Songti SC", "Noto Serif SC", Georgia, serif;
  line-height: 1.7;
}

a {
  color: inherit;
  text-decoration: none;
}

.wrap {
  width: min(860px, calc(100% - 40px));
  margin: 0 auto;
}

.header-bar,
.footer-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.site-nav {
  display: flex;
  gap: 16px;
  font-size: 14px;
}

.site-nav a,
.footer-bar a,
.footer-links a {
  color: var(--accent);
}

.footer-links {
  display: flex;
  gap: 14px;
}

.site-header,
.site-footer {
  border-bottom: 1px solid var(--line);
  padding: 20px 0;
}

.site-footer {
  border-top: 1px solid var(--line);
  border-bottom: 0;
  color: var(--muted);
  font-size: 13px;
  margin-top: 48px;
}

.brand {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.brand span {
  display: block;
  font-size: 12px;
  font-weight: 400;
  color: var(--muted);
  margin-top: 2px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo img {
  height: 40px;
  width: auto;
  max-width: 180px;
  display: block;
}

.brand-logo span {
  display: block;
  margin-top: 0;
  font-size: 13px;
  font-weight: 400;
  color: var(--muted);
}

.page-title {
  font-size: 28px;
  margin: 36px 0 8px;
}

.lead {
  color: var(--muted);
  margin: 0 0 28px;
}

.news-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.news-item {
  display: block;
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 20px 22px;
}

.news-item h2 {
  font-size: 20px;
  margin: 0 0 8px;
}

.news-item p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.meta {
  color: var(--muted);
  font-size: 13px;
  margin-top: 10px;
}

.article-summary {
  background: #faf8f3;
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  padding: 18px 22px;
  margin: 24px 0 28px;
  border-radius: 6px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.02);
}

.summary-badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: var(--accent);
  background: rgba(47, 93, 58, 0.08);
  padding: 2px 8px;
  border-radius: 4px;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
  text-transform: uppercase;
}

.article-summary p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
}

.entity-profile {
  background: #faf8f3;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 20px 22px;
  margin: 0 0 24px;
}

.entity-profile-head {
  margin-bottom: 14px;
}

.entity-profile-label {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: var(--accent);
  background: rgba(47, 93, 58, 0.08);
  padding: 2px 8px;
  border-radius: 4px;
  letter-spacing: 0.04em;
  margin-bottom: 8px;
}

.entity-profile-name {
  margin: 8px 0 4px;
  font-size: 20px;
  line-height: 1.35;
}

.entity-profile-legal {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
}

.entity-profile-list {
  margin: 0;
}

.entity-profile-item {
  margin: 0 0 12px;
}

.entity-profile-item:last-child {
  margin-bottom: 0;
}

.entity-profile-item dt {
  font-size: 12px;
  font-weight: 700;
  color: var(--muted);
  margin-bottom: 4px;
}

.entity-profile-item dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink);
}

.entity-profile-item a {
  color: var(--accent);
  word-break: break-all;
}

.pager {
  display: flex;
  gap: 12px;
  margin: 28px 0 8px;
}

.pager a,
.pager span {
  font-size: 14px;
  color: var(--accent);
}

.crumb {
  font-size: 13px;
  color: var(--muted);
  margin: 28px 0 12px;
}

.crumb a {
  color: var(--accent);
}

.article-title {
  font-size: 30px;
  line-height: 1.35;
  margin: 0 0 12px;
}

.article-body {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 32px 36px;
  font-size: 16px;
}

.article-body h2 {
  font-size: 22px;
  line-height: 1.4;
  margin: 36px 0 14px;
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--line);
  color: var(--ink);
}

.article-body h3 {
  font-size: 18px;
  line-height: 1.4;
  margin: 24px 0 10px;
  color: var(--ink);
}

.article-body h4 {
  font-size: 16px;
  margin: 18px 0 8px;
}

.article-body p {
  margin: 0 0 1.25em;
  line-height: 1.8;
}

.article-body figure {
  margin: 24px 0;
  text-align: center;
}

.article-body figcaption {
  font-size: 13px;
  color: var(--muted);
  margin-top: 8px;
}

.article-body img {
  max-width: 100%;
  height: auto;
  border-radius: 4px;
}

.article-body blockquote {
  margin: 20px 0;
  padding: 12px 18px;
  background: rgba(0, 0, 0, 0.02);
  border-left: 3px solid var(--muted);
  color: var(--muted);
  font-style: normal;
}

.article-body blockquote p:last-child {
  margin-bottom: 0;
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
  font-size: 14px;
  display: block;
  overflow-x: auto;
}

.article-body th,
.article-body td {
  border: 1px solid var(--line);
  padding: 10px 12px;
  text-align: left;
}

.article-body th {
  background: #faf8f3;
  font-weight: 600;
}

.article-body tr:nth-child(even) td {
  background: rgba(0, 0, 0, 0.015);
}

/* GEO 结构化对比表格 */
.geo-table-wrap {
  width: 100%;
  overflow-x: auto;
  margin: 28px 0;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  -webkit-overflow-scrolling: touch;
}

.geo-comparison-table,
.article-body .geo-comparison-table {
  display: table;
  width: 100%;
  border-collapse: collapse;
  background: #ffffff;
  font-size: 14.5px;
  text-align: left;
  margin: 0;
  overflow: visible;
}

.geo-comparison-table caption {
  font-weight: 700;
  font-size: 16px;
  color: var(--ink);
  padding: 12px 16px;
  text-align: left;
  background: #f0eee8;
  border-bottom: 2px solid var(--accent);
}

.geo-comparison-table th,
.geo-comparison-table td {
  padding: 12px 16px;
  border: 1px solid var(--line);
  line-height: 1.6;
}

.geo-comparison-table th {
  background: #f9f8f5;
  color: var(--ink);
  font-weight: 600;
  white-space: nowrap;
}

.geo-comparison-table tbody tr:hover {
  background: #fdfbf7;
}

.channel-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 8px 0 28px;
}

.channel-tab {
  font-size: 13px;
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--muted);
  background: var(--paper);
}

.channel-tab.is-active,
.channel-tab:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.cat-pill {
  display: inline-block;
  font-size: 12px;
  color: var(--accent);
  margin-right: 8px;
}

.toc {
  background: #faf8f3;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 18px 22px;
  margin: 0 0 20px;
  font-size: 14px;
}

.toc strong {
  display: block;
  margin-bottom: 8px;
  color: var(--ink);
}

.toc ol {
  margin: 0;
  padding-left: 20px;
  line-height: 1.8;
}

.toc a {
  color: var(--accent);
}

.all-list {
  margin: 0;
  padding-left: 22px;
}

.all-list li {
  margin: 0 0 10px;
}

.all-list a {
  color: var(--accent);
}

.all-list .meta {
  margin-left: 10px;
  display: inline;
}

.related {
  margin: 40px 0 8px;
}

.related h2 {
  font-size: 20px;
  margin: 0 0 14px;
}

.related ul {
  margin: 0;
  padding-left: 20px;
  line-height: 1.8;
}

.related a {
  color: var(--accent);
}

.about-body {
  margin-top: 8px;
}

.empty,
.error {
  color: var(--muted);
  padding: 40px 0;
}

@media (max-width: 640px) {
  .wrap {
    width: calc(100% - 24px);
  }
  .article-title {
    font-size: 24px;
  }
  .article-body {
    padding: 20px 18px;
    font-size: 15px;
  }
  .article-summary {
    padding: 14px 16px;
  }
  .entity-profile {
    padding: 16px;
  }
  .news-item {
    padding: 16px 16px;
  }
}