/* 新闻动态页面样式 */
.news-hero {
  padding: 80px 24px 48px;
  text-align: center;
  background: linear-gradient(180deg, var(--deep-navy) 0%, var(--space-black) 100%);
}
.news-hero-tag {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--cyan);
  margin-bottom: 12px;
}
.news-hero-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 5vw, 42px);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
}
.news-hero-desc {
  color: var(--text-secondary);
  font-size: 16px;
}

.news-main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}

.news-filters {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.news-filter-btn {
  padding: 8px 18px;
  border: 1px solid var(--border-dim);
  border-radius: 20px;
  background: var(--dark-panel);
  color: var(--text-secondary);
  font-size: 14px;
  cursor: pointer;
  transition: var(--trans);
}
.news-filter-btn:hover,
.news-filter-btn.active {
  border-color: var(--cyan);
  color: var(--cyan);
  background: var(--cyan-subtle);
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}
.news-loading,
.article-loading {
  text-align: center;
  padding: 60px;
  color: var(--text-muted);
  grid-column: 1 / -1;
}

.news-card {
  background: var(--dark-panel);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--trans);
  cursor: pointer;
  text-decoration: none;
  color: inherit;
  display: block;
}
.news-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-glow);
}
.news-card-cover {
  width: 100%;
  height: 180px;
  object-fit: cover;
  background: var(--panel-light);
  display: block;
}
.news-card-cover-placeholder {
  width: 100%;
  height: 180px;
  background: linear-gradient(135deg, var(--cyan-subtle), var(--panel-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  color: var(--text-muted);
}
.news-card-cover-auto {
  width: 100%;
  height: 180px;
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #1a2544 0%, #2d3a66 100%);
  color: #fff;
}
.news-card-cover-auto::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 55%;
  height: 80%;
  background: radial-gradient(circle, rgba(255,137,0,.28) 0%, transparent 70%);
  pointer-events: none;
}
.news-card-cover-auto--course-notice,
.news-card-cover-auto--notice {
  background: linear-gradient(135deg, #1a2544 0%, #2d3a66 100%);
}
.news-card-cover-auto--news {
  background: linear-gradient(135deg, #0f1629 0%, #1e2f5c 100%);
}
.news-card-cover-auto--activity {
  background: linear-gradient(135deg, #1a3d2e 0%, #2d6a4f 100%);
}
.news-card-cover-auto-cat {
  position: relative;
  z-index: 1;
  display: inline-block;
  padding: 4px 12px;
  margin-bottom: 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  background: linear-gradient(90deg, #ff8900, #00d4ff);
  color: #fff;
}
.news-card-cover-auto-title {
  position: relative;
  z-index: 1;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
  max-height: 4.35em;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}
.news-card-cover-auto-brand {
  position: relative;
  z-index: 1;
  margin-top: 10px;
  font-size: 11px;
  opacity: .75;
}
.news-card-body {
  padding: 20px;
}
.news-card-cat {
  font-size: 12px;
  color: var(--cyan);
  font-weight: 600;
  margin-bottom: 8px;
}
.news-card-title {
  font-size: 17px;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 8px;
  color: var(--text-primary);
}
.news-card-summary {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 12px;
}
.news-card-meta {
  font-size: 12px;
  color: var(--text-muted);
  display: flex;
  gap: 16px;
}

/* 文章详情页 */
.article-main {
  max-width: 780px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}
.article-header {
  margin-bottom: 32px;
}
.article-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 14px;
  margin-bottom: 24px;
}
.article-back:hover { color: var(--cyan); }
.article-cat {
  font-size: 13px;
  color: var(--cyan);
  font-weight: 600;
  margin-bottom: 12px;
}
.article-title {
  font-family: var(--font-display);
  font-size: clamp(24px, 4vw, 36px);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 16px;
}
.article-meta {
  font-size: 14px;
  color: var(--text-muted);
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-dim);
}
.article-cover {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  margin: 24px 0;
}
.article-content {
  font-size: 16px;
  line-height: 1.9;
  color: var(--text-primary);
}
.article-content p { margin-bottom: 16px; }
.article-content img {
  max-width: 100%;
  border-radius: var(--radius);
  margin: 16px 0;
}
.article-content h2, .article-content h3 {
  margin: 28px 0 12px;
  font-weight: 600;
}
.article-empty {
  text-align: center;
  padding: 80px 24px;
  color: var(--text-muted);
}
.article-empty i { font-size: 48px; margin-bottom: 16px; display: block; }

/* 可抓取分页（无 JS 后备） */
.news-pager {
  max-width: 960px;
  margin: 2rem auto 3rem;
  padding: 0 1rem;
  text-align: center;
}
.news-pager__status {
  margin: 0 0 0.75rem;
  font-size: 13px;
  color: var(--text-muted, #6b7280);
}
.news-pager__links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  align-items: center;
}
.news-pager__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 8px 14px;
  border: 1px solid rgba(26, 75, 140, 0.25);
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  color: #1a4b8c;
  text-decoration: none;
  background: #fff;
}
a.news-pager__link:hover {
  background: #1a4b8c;
  color: #fff;
  border-color: #1a4b8c;
}
.news-pager__link.is-current {
  background: #1a4b8c;
  color: #fff;
  border-color: #1a4b8c;
}
.news-pager__link.is-disabled {
  opacity: 0.4;
  cursor: default;
}
.news-pager__ellipsis {
  padding: 0 4px;
  color: var(--text-muted, #6b7280);
}