/* ===== 文章详情页样式 article.css ===== */
/* T1学术严谨 - AF石榴红系列 */

.article-section { padding: 40px 0 80px; }
.article-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 24px;
}

/* 文章头部 */
.article-header {
  margin-bottom: 36px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-light);
}
.article-header .article-tag {
  display: inline-block;
  padding: 4px 14px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 600;
  margin-bottom: 14px;
  letter-spacing: 0.5px;
}
.article-header h1 {
  font-size: 1.7rem;
  color: var(--primary-dark);
  line-height: 1.4;
  margin-bottom: 16px;
  font-weight: 700;
}
.article-meta {
  display: flex;
  gap: 20px;
  font-size: 0.82rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}
.article-meta span {
  display: flex;
  align-items: center;
  gap: 5px;
}

/* 文章内容 - T1学术严谨 */
.article-body {
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--text-main);
}
.article-body h2 {
  font-size: 1.3rem;
  color: var(--primary-dark);
  margin: 36px 0 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-light);
  font-weight: 700;
}
.article-body h3 {
  font-size: 1.1rem;
  color: var(--text-main);
  margin: 28px 0 12px;
  font-weight: 600;
}
.article-body p {
  margin-bottom: 16px;
  text-align: justify;
  text-indent: 0;
}
.article-body strong { color: var(--primary-dark); font-weight: 600; }
.article-body a { color: var(--primary); border-bottom: 1px dotted var(--primary); }
.article-body a:hover { border-bottom-style: solid; }
.article-body ul, .article-body ol {
  margin: 16px 0;
  padding-left: 24px;
}
.article-body ul li { list-style: disc; margin-bottom: 8px; }
.article-body ol li { list-style: decimal; margin-bottom: 8px; }
.article-body blockquote {
  margin: 24px 0;
  padding: 20px 24px;
  background: var(--bg-light);
  border-left: 3px solid var(--primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-style: italic;
  color: var(--text-secondary);
}
.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
  font-size: 0.88rem;
}
.article-body th, .article-body td {
  padding: 10px 14px;
  border: 1px solid var(--border-light);
  text-align: left;
}
.article-body th {
  background: var(--primary-light);
  color: var(--primary-dark);
  font-weight: 600;
}
.article-body tr:nth-child(even) { background: var(--bg-light); }

/* 文章底部 */
.article-footer {
  margin-top: 50px;
  padding-top: 30px;
  border-top: 1px solid var(--border-light);
}
.article-tags {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 30px;
}
.article-tags a {
  padding: 6px 14px;
  background: var(--bg-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  color: var(--text-secondary);
  transition: all 0.3s ease;
}
.article-tags a:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* 相关推荐 */
.related-articles h3 {
  font-size: 1.15rem;
  color: var(--primary-dark);
  margin-bottom: 18px;
  font-weight: 600;
}
.related-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.related-list a {
  display: flex;
  gap: 14px;
  padding: 16px 18px;
  background: var(--bg-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  transition: all 0.3s ease;
}
.related-list a:hover {
  border-color: rgba(230,74,25,0.2);
  box-shadow: var(--shadow-sm);
  padding-left: 22px;
}
.related-list .num {
  width: 28px;
  height: 28px;
  background: var(--primary-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--primary);
  flex-shrink: 0;
}
.related-list h4 {
  font-size: 0.92rem;
  color: var(--primary-dark);
  font-weight: 600;
  line-height: 1.5;
}

/* 上下篇导航 */
.article-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 30px;
}
.article-nav a {
  padding: 18px;
  background: var(--bg-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  transition: all 0.3s ease;
}
.article-nav a:hover {
  border-color: rgba(230,74,25,0.2);
}
.article-nav .nav-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 6px;
  display: block;
}
.article-nav .nav-title {
  font-size: 0.9rem;
  color: var(--primary-dark);
  font-weight: 600;
  line-height: 1.5;
}
.article-nav .next { text-align: right; }

@media (max-width: 768px) {
  .article-header h1 { font-size: 1.4rem; }
  .article-nav { grid-template-columns: 1fr; }
  .article-nav .next { text-align: left; }
}