/* SEO 内容块沿用官网颜色、字号与间距变量。 */
a.seo-keyword-link,
.article-body a.seo-keyword-link {
  display: inline;
  margin: 0;
  color: inherit;
  font: inherit;
  text-decoration: none;
}

a.seo-keyword-link:hover,
a.seo-keyword-link:focus-visible {
  color: inherit;
  text-decoration: none;
}

.site-footer .seo-keyword-link {
  color: var(--color-gray-300);
}

.site-footer .seo-keyword-link:hover,
.site-footer .seo-keyword-link:focus-visible {
  color: var(--color-white);
}

.breadcrumb {
  flex-wrap: wrap;
  row-gap: var(--spacing-xs);
}

.breadcrumb li,
.breadcrumb a {
  min-width: 0;
  overflow-wrap: anywhere;
}

.seo-article-list,
.topic-article-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 var(--spacing-2xl);
  margin: var(--spacing-xl) 0 0;
  padding: 0;
  list-style: none;
}

.seo-article-item,
.topic-article-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  min-width: 0;
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid var(--color-gray-200);
}

.seo-article-item > a,
.topic-article-item > a {
  display: flex;
  flex: 1;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--spacing-md);
  min-width: 0;
  color: var(--color-primary);
  line-height: 1.65;
}

.seo-article-item > a:hover,
.topic-article-item > a:hover {
  color: var(--color-accent-dark);
}

.seo-article-title,
.topic-article-title {
  min-width: 0;
  overflow-wrap: anywhere;
}

.seo-article-date,
.topic-article-date {
  flex-shrink: 0;
  color: var(--color-gray-500);
  font-size: 0.85rem;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.friend-links {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--spacing-sm) var(--spacing-lg);
  margin: var(--spacing-xl) 0 0;
  padding: var(--spacing-lg) 0;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  line-height: 1.7;
}

.friend-links ul {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm) var(--spacing-lg);
  margin: 0;
  padding: 0;
  list-style: none;
}

.friend-links a {
  overflow-wrap: anywhere;
}

.site-footer .friend-links strong {
  color: var(--color-white);
}

.site-footer .friend-links a {
  color: var(--color-accent-light);
}

.site-footer .friend-links a:hover,
.site-footer .friend-links a:focus-visible {
  color: var(--color-white);
}

.friend-links[hidden] {
  display: none;
}

.knowledge-article {
  padding: var(--spacing-2xl) 0 var(--spacing-4xl);
}

.article-header {
  margin-bottom: var(--spacing-2xl);
  padding: var(--spacing-3xl) 0 var(--spacing-2xl);
  background: var(--color-gray-50);
  border-bottom: 1px solid var(--color-gray-200);
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  font-size: 0.9rem;
}

.article-category {
  display: inline-block;
  padding: 3px 12px;
  border-radius: 3px;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 0.8rem;
  font-weight: 600;
}

.article-category a,
a.article-category {
  color: var(--color-white);
}

.article-meta time,
.article-author {
  color: var(--color-gray-500);
}

.article-header h1 {
  margin-bottom: var(--spacing-sm);
  font-size: 2rem;
  overflow-wrap: anywhere;
}

.article-author {
  font-size: 0.9rem;
}

.article-body {
  max-width: var(--max-width-narrow);
  margin: 0 auto;
  font-size: 1.05rem;
  line-height: 1.9;
  overflow-wrap: anywhere;
}

.article-body p {
  margin-bottom: var(--spacing-lg);
}

.article-body h2 {
  margin-top: var(--spacing-2xl);
  margin-bottom: var(--spacing-md);
  font-size: 1.4rem;
}

.article-body h3 {
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-sm);
  font-size: 1.2rem;
}

.article-body ul,
.article-body ol {
  margin-bottom: var(--spacing-lg);
  padding-left: var(--spacing-xl);
}

.article-body li {
  margin-bottom: var(--spacing-sm);
}

.article-body blockquote {
  margin: var(--spacing-lg) 0;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-left: 3px solid var(--color-accent);
  background: var(--color-gray-50);
  color: var(--color-gray-600);
}

.article-body img {
  max-width: 100%;
  height: auto;
}

.article-body pre {
  max-width: 100%;
  padding: var(--spacing-md);
  overflow-x: auto;
  background: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  white-space: pre;
}

.article-footer-cta {
  max-width: var(--max-width-narrow);
  margin: var(--spacing-3xl) auto 0;
  padding: var(--spacing-xl);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-lg);
  background: var(--color-gray-50);
  text-align: center;
}

.article-footer-cta p {
  margin-bottom: var(--spacing-sm);
}

.article-cta-phone a {
  color: var(--color-primary);
  font-size: 1.3rem;
  font-weight: 700;
}

.related-articles {
  max-width: var(--max-width-narrow);
  margin: var(--spacing-2xl) auto 0;
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--color-gray-200);
}

.related-articles h2,
.related-articles h3 {
  margin-bottom: var(--spacing-sm);
  font-size: 1.1rem;
}

.related-articles ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.related-articles li {
  margin-bottom: var(--spacing-xs);
}

.related-articles a {
  color: var(--color-accent-dark);
  font-weight: 500;
  overflow-wrap: anywhere;
}

.article-error {
  max-width: var(--max-width-narrow);
  margin: var(--spacing-3xl) auto;
  padding: var(--spacing-xl);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-lg);
  background: var(--color-gray-50);
  color: var(--color-gray-600);
}

.article-error h1 {
  margin-bottom: var(--spacing-sm);
  color: var(--color-primary);
  font-size: 1.35rem;
}

.article-error p {
  margin-bottom: var(--spacing-sm);
}

@media (max-width: 767px) {
  /* 精选目录是三列；避免继承四列目录的摘要宽度和首列 18% 规则。 */
  [data-static-article-directory] .team-article-list-table th:nth-child(1),
  [data-static-article-directory] .team-article-list-table td:nth-child(1) {
    width: 51%;
  }

  [data-static-article-directory] .team-article-list-table th:nth-child(2),
  [data-static-article-directory] .team-article-list-table td:nth-child(2) {
    width: 24%;
  }

  [data-static-article-directory] .team-article-list-table th:nth-child(3),
  [data-static-article-directory] .team-article-list-table td:nth-child(3) {
    width: 25%;
    font-size: 0.75rem;
  }

  [data-static-article-directory] .team-article-list-table th,
  [data-static-article-directory] .team-article-list-table td {
    padding: 8px 6px;
  }

  .seo-article-list,
  .topic-article-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .seo-article-item,
  .topic-article-item,
  .seo-article-item > a,
  .topic-article-item > a {
    gap: var(--spacing-sm);
  }

  .seo-article-date,
  .topic-article-date {
    font-size: 0.75rem;
  }

  .article-header h1 {
    font-size: 1.6rem;
  }

  .article-body {
    font-size: 1rem;
  }

  .article-footer-cta,
  .article-error {
    padding: var(--spacing-lg);
  }
}