/* ==========================================================================
   一云梯机场 · 方案 A 附属页面与深度文章阅读专属样式
   ========================================================================== */

.page-header-banner {
  padding: 130px 0 60px 0;
  background: linear-gradient(180deg, rgba(8, 15, 39, 0.95) 0%, rgba(16, 27, 60, 0.75) 100%);
  border-bottom: 1px solid var(--glass-border);
  position: relative;
  text-align: center;
}
.page-title {
  font-size: clamp(2rem, 3.6vw, 2.8rem);
  color: var(--c-ice-white);
  margin-bottom: 16px;
}
.page-subtitle {
  font-size: 1.1rem;
  color: var(--c-text-muted);
  max-width: 680px;
  margin: 0 auto;
}

/* 面包屑导航 */
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--c-text-dim);
  margin-bottom: 24px;
}
.breadcrumbs a {
  color: var(--c-text-muted);
}
.breadcrumbs a:hover {
  color: var(--c-ladder-warm);
}
.breadcrumbs .separator {
  color: var(--c-soft-violet);
  opacity: 0.6;
}

/* 文章容器 */
.article-container {
  max-width: 860px;
  margin: 0 auto;
  padding: 56px 24px 80px 24px;
}

/* 文章元信息 */
.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  padding-bottom: 24px;
  margin-bottom: 36px;
  border-bottom: 1px solid rgba(167, 154, 244, 0.16);
  font-size: 0.88rem;
  color: var(--c-text-dim);
}
.article-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
}
.article-meta-item svg {
  width: 16px;
  height: 16px;
  stroke: var(--c-soft-violet);
}

/* 文章正文排版规范 */
.article-content {
  font-size: 1.06rem;
  line-height: 1.88;
  color: #D2DBF0;
}
.article-content h2 {
  font-size: 1.68rem;
  color: var(--c-ice-white);
  margin-top: 48px;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(167, 154, 244, 0.18);
  display: flex;
  align-items: center;
  gap: 10px;
}
.article-content h2::before {
  content: "";
  display: inline-block;
  width: 4px;
  height: 22px;
  background: var(--c-ladder-warm);
  border-radius: 2px;
}
.article-content h3 {
  font-size: 1.32rem;
  color: var(--c-ladder-warm);
  margin-top: 32px;
  margin-bottom: 14px;
}
.article-content p {
  margin-bottom: 22px;
}
.article-content ul, .article-content ol {
  margin-bottom: 24px;
  padding-left: 28px;
}
.article-content li {
  margin-bottom: 10px;
}
.article-content strong {
  color: var(--c-ice-white);
}

/* 强调引语 / 提示块 */
.callout-box {
  background: rgba(16, 27, 60, 0.7);
  border-left: 4px solid var(--c-soft-violet);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 20px 24px;
  margin: 32px 0;
  font-size: 0.98rem;
}
.callout-box.tip {
  border-left-color: var(--c-ladder-warm);
  background: rgba(45, 31, 94, 0.35);
}
.callout-title {
  font-weight: 700;
  color: var(--c-ladder-warm);
  margin-bottom: 8px;
}

/* 数据表格 */
.data-table-wrap {
  overflow-x: auto;
  margin: 32px 0;
  border-radius: var(--radius-sm);
  border: 1px solid var(--glass-border);
}
.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.94rem;
}
.data-table th {
  background: rgba(26, 36, 75, 0.8);
  color: var(--c-ladder-warm);
  padding: 14px 18px;
  font-weight: 600;
  border-bottom: 1px solid var(--glass-border);
}
.data-table td {
  padding: 14px 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--c-text-muted);
}
.data-table tr:hover td {
  background: rgba(117, 102, 200, 0.08);
}

/* 关联文章推荐卡片 */
.related-articles {
  margin-top: 64px;
  padding-top: 40px;
  border-top: 1px solid rgba(167, 154, 244, 0.16);
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 20px;
}
.related-card {
  background: var(--glass-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 20px;
  transition: var(--transition-smooth);
}
.related-card:hover {
  transform: translateY(-3px);
  border-color: var(--c-soft-violet);
}
.related-card h4 {
  font-size: 1.05rem;
  color: var(--c-ice-white);
  margin-bottom: 8px;
}
.related-card p {
  font-size: 0.86rem;
  color: var(--c-text-dim);
  margin: 0;
  line-height: 1.5;
}

/* 科普列表页卡片矩阵 */
.article-index-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin: 48px 0;
}
.article-item-card {
  background: var(--glass-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 30px 24px;
  display: flex;
  flex-direction: column;
  transition: var(--transition-smooth);
}
.article-item-card:hover {
  transform: translateY(-5px);
  border-color: var(--c-soft-violet);
  box-shadow: 0 12px 30px rgba(117, 102, 200, 0.2);
}
.article-item-card .card-category {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--c-ladder-warm);
  text-transform: uppercase;
  margin-bottom: 12px;
}
.article-item-card .card-title {
  font-size: 1.2rem;
  color: var(--c-ice-white);
  margin-bottom: 12px;
  line-height: 1.4;
}
.article-item-card .card-summary {
  font-size: 0.92rem;
  color: var(--c-text-muted);
  line-height: 1.7;
  margin-bottom: 20px;
  flex-grow: 1;
}
.article-item-card .card-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  color: var(--c-text-dim);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 14px;
}

@media (max-width: 900px) {
  .article-index-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .related-grid {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 600px) {
  .article-index-grid {
    grid-template-columns: 1fr;
  }
}