/* ========================================================
   天航机场 (TIANHANG.SBS) - 文章详情与文章列表样式表
   零重型库 | 原生纯净 | SEO 与内链深度优化
   ======================================================== */

.article-page {
  padding: 40px 0 80px;
}

/* 面包屑导航 */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 28px;
  flex-wrap: wrap;
}

.breadcrumb a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

.breadcrumb a:hover {
  color: var(--accent-cyan);
}

.breadcrumb-separator {
  color: var(--text-dim);
}

.breadcrumb-current {
  color: var(--accent-cyan);
  font-weight: 600;
}

/* 文章容器主结构 */
.article-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 36px;
  align-items: start;
}

.article-main {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 24px;
  padding: 45px 40px;
  backdrop-filter: blur(14px);
}

/* 文章头部 */
.article-header {
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
  padding-bottom: 30px;
  margin-bottom: 35px;
}

.article-h1 {
  font-size: 2.15rem;
  font-weight: 800;
  line-height: 1.38;
  color: #ffffff;
  margin-bottom: 20px;
}

.article-info-bar {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  font-size: 0.86rem;
  color: var(--text-dim);
}

.article-author-tag {
  color: var(--accent-cyan);
  font-weight: 600;
}

.article-keywords-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.kw-badge {
  padding: 3px 10px;
  border-radius: 6px;
  background: rgba(14, 165, 233, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.25);
  color: #7dd3fc;
  font-size: 0.8rem;
  text-decoration: none;
  transition: all 0.2s ease;
}

.kw-badge:hover {
  background: rgba(56, 189, 248, 0.25);
  color: #ffffff;
}

/* 正文排版 */
.article-body {
  color: #cbd5e1;
  font-size: 1.04rem;
  line-height: 1.85;
}

.article-body p {
  margin-bottom: 22px;
}

.article-body strong {
  color: #ffffff;
  font-weight: 700;
}

.article-body h2 {
  font-size: 1.55rem;
  font-weight: 800;
  color: #ffffff;
  margin: 40px 0 18px;
  padding-left: 14px;
  border-left: 4px solid var(--accent-cyan);
  line-height: 1.35;
}

.article-body h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: #e2e8f0;
  margin: 28px 0 14px;
}

.article-body ul, .article-body ol {
  margin: 0 0 24px 24px;
}

.article-body li {
  margin-bottom: 10px;
}

.article-body blockquote {
  background: rgba(14, 165, 233, 0.08);
  border-left: 4px solid var(--accent-cyan);
  padding: 16px 20px;
  border-radius: 0 12px 12px 0;
  margin: 26px 0;
  color: #e0f2fe;
  font-style: italic;
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 28px 0;
  font-size: 0.94rem;
}

.article-body th, .article-body td {
  padding: 14px 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  text-align: left;
}

.article-body th {
  background: rgba(14, 30, 66, 0.6);
  color: #ffffff;
}

.article-body td {
  background: rgba(6, 11, 24, 0.35);
}

.article-body a {
  color: var(--accent-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.2s ease;
}

.article-body a:hover {
  color: #ffffff;
}

/* 文中专属高转化 CTA 卡片 */
.article-cta-box {
  background: linear-gradient(135deg, rgba(14, 30, 66, 0.9) 0%, rgba(2, 132, 199, 0.28) 100%);
  border: 1px solid rgba(56, 189, 248, 0.45);
  border-radius: 18px;
  padding: 28px;
  margin: 36px 0;
  text-align: center;
  box-shadow: 0 0 25px rgba(2, 132, 199, 0.25);
}

.article-cta-box h3 {
  font-size: 1.45rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 10px;
}

.article-cta-box p {
  color: #cbd5e1;
  font-size: 0.95rem;
  margin-bottom: 20px;
}

/* 侧边栏 */
.article-sidebar {
  display: flex;
  flex-direction: column;
  gap: 26px;
}

.sidebar-widget {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 20px;
  padding: 24px;
  backdrop-filter: blur(12px);
}

.widget-title {
  font-size: 1.12rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.sidebar-nav-list {
  list-style: none;
}

.sidebar-nav-list li {
  margin-bottom: 14px;
}

.sidebar-nav-list a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.92rem;
  display: block;
  line-height: 1.5;
  transition: all 0.2s ease;
}

.sidebar-nav-list a:hover {
  color: var(--accent-cyan);
  transform: translateX(4px);
}

/* 底部文章互链与相关推荐 */
.article-related-box {
  margin-top: 50px;
  padding-top: 35px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.related-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 22px;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.related-item {
  background: rgba(6, 11, 24, 0.5);
  border: 1px solid rgba(56, 189, 248, 0.15);
  border-radius: 14px;
  padding: 18px;
  transition: all 0.25s ease;
}

.related-item:hover {
  border-color: var(--border-card-hover);
  background: rgba(14, 30, 66, 0.7);
  transform: translateY(-2px);
}

.related-item-title {
  color: #ffffff;
  text-decoration: none;
  font-size: 0.98rem;
  font-weight: 700;
  display: block;
  margin-bottom: 6px;
  line-height: 1.45;
}

.related-item-title:hover {
  color: var(--accent-cyan);
}

.related-item-desc {
  font-size: 0.84rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* 响应式 */
@media (max-width: 900px) {
  .article-layout {
    grid-template-columns: 1fr;
  }
  .article-main {
    padding: 30px 20px;
  }
  .article-h1 {
    font-size: 1.7rem;
  }
  .related-grid {
    grid-template-columns: 1fr;
  }
}