.page-news {
  --article-bottom: 30px;
  --chip-gap: 10px;
  --feed-gap: 20px;
  position: relative;
}

.page-news .breadcrumb {
  margin: 0 0 20px;
  font-size: 14px;
}

.page-news .directory-header {
  margin-bottom: 32px;
  padding-bottom: 28px;
  border-bottom: 1px solid rgba(11, 27, 61, 0.08);
}

.page-news .filter-target {
  position: fixed;
  top: -2px;
  left: 0;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-news .category-block {
  margin-bottom: var(--article-bottom);
  padding: 20px;
  border-radius: var(--radius-lg);
  background: var(--c-surface);
  border: 1px solid rgba(11, 27, 61, 0.06);
  box-shadow: var(--shadow-sm);
}

.page-news .section-head {
  margin-bottom: 14px;
}

.page-news .news-filter {
  display: flex;
  flex-wrap: wrap;
  gap: var(--chip-gap);
}

.page-news .filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--c-interact);
  background: var(--c-surface);
  color: var(--c-space);
  font: 700 14px/1 var(--font-display);
  text-decoration: none;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}

.page-news .filter-chip:hover {
  background: var(--c-bg-soft);
  border-color: var(--c-space);
  transform: translateY(-2px);
}

.page-news .news-main {
  margin-bottom: 44px;
}

.page-news .article-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--feed-gap);
}

.page-news .article-card {
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--c-surface);
  border: 1px solid rgba(11, 27, 61, 0.06);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}

.page-news .article-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.page-news .article-card--plain {
  background: var(--c-bg-soft);
  border-color: rgba(11, 27, 61, 0.04);
}

.page-news .article-card--plain[data-category="version"] {
  background: #E7EEFB;
}

.page-news .article-card--plain[data-category="guide"] {
  background: #F4F7FC;
}

.page-news .article-card--plain[data-category="download"] {
  background: #EFF4FB;
}

.page-news .article-card--plain[data-category="industry"] {
  background: #EAEFF8;
}

.page-news .article-cover {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news .article-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px;
  flex: 1;
}

.page-news .article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  justify-content: space-between;
}

.page-news .tag {
  display: inline-flex;
  align-items: center;
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  font: 700 12px/1 var(--font-display);
  background: var(--c-aux);
  color: var(--c-surface);
}

.page-news .article-card[data-category="version"] .tag {
  background: var(--c-action);
  color: var(--c-surface);
}

.page-news .article-card[data-category="guide"] .tag {
  background: var(--c-aux);
  color: var(--c-surface);
}

.page-news .article-card[data-category="download"] .tag {
  background: var(--c-interact);
  color: var(--c-surface);
}

.page-news .article-card[data-category="industry"] .tag {
  background: var(--c-muted);
  color: var(--c-surface);
}

.page-news .article-time {
  font-size: 12px;
  color: var(--c-muted);
}

.page-news .article-title {
  margin: 0;
  font: 800 20px/1.35 var(--font-display);
  color: var(--c-space);
}

.page-news .article-card--hero .article-title {
  font-size: 24px;
}

.page-news .article-card--panorama .article-title {
  font-size: 22px;
}

.page-news .article-summary {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-muted);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.page-news .article-card:hover .article-summary,
.page-news .article-card:focus-within .article-summary {
  -webkit-line-clamp: 6;
}

.page-news .news-aside {
  display: grid;
  gap: 20px;
  margin-top: 28px;
}

.page-news .aside-card {
  position: relative;
  padding: 24px;
  background: var(--c-surface);
  border: 1px solid rgba(11, 27, 61, 0.06);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.page-news .aside-card--dark {
  background: var(--c-space);
  color: var(--c-surface);
  border-color: transparent;
}

.page-news .aside-card .exhibit-num {
  margin-bottom: 14px;
}

.page-news .aside-title {
  margin: 0 0 10px;
  font: 800 20px/1.3 var(--font-display);
  color: var(--c-space);
}

.page-news .aside-card--dark .aside-title {
  color: var(--c-surface);
}

.page-news .aside-text {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-muted);
}

.page-news .aside-card--dark .aside-text {
  color: rgba(255, 255, 255, 0.78);
}

.page-news .aside-list {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-news .aside-list li {
  padding-left: 16px;
  position: relative;
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-text);
}

.page-news .aside-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.6em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-action);
}

.page-news .aside-link {
  display: inline-block;
  font: 700 14px/1 var(--font-display);
  color: var(--c-space);
  text-decoration: none;
  padding: 8px 0;
}

.page-news .aside-link:hover {
  color: var(--c-action);
}

.page-news .aside-card--dark .aside-link {
  color: var(--c-action);
}

.page-news .topic-section {
  margin-bottom: 30px;
}

.page-news .topic-strip {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  scroll-snap-type: inline proximity;
  padding: 6px 6px 18px;
  margin: 0 -6px;
  scrollbar-width: thin;
  scrollbar-color: var(--c-interact) rgba(11, 27, 61, 0.06);
}

.page-news .topic-strip::-webkit-scrollbar {
  height: 6px;
}

.page-news .topic-strip::-webkit-scrollbar-track {
  background: rgba(11, 27, 61, 0.06);
  border-radius: var(--radius-pill);
}

.page-news .topic-strip::-webkit-scrollbar-thumb {
  background: var(--c-interact);
  border-radius: var(--radius-pill);
}

.page-news .topic-card {
  flex: 0 0 280px;
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 22px;
  background: var(--c-space);
  border-radius: var(--radius-lg);
  color: var(--c-surface);
  text-decoration: none;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}

.page-news .topic-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  background: #0F234A;
}

.page-news .topic-icon {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.1);
  color: var(--c-action);
}

.page-news .topic-icon svg {
  width: 24px;
  height: 24px;
}

.page-news .topic-name {
  font: 800 20px/1.3 var(--font-display);
  color: var(--c-surface);
}

.page-news .topic-count {
  font-size: 12px;
  color: var(--c-action);
}

.page-news .topic-desc {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.78);
  margin-bottom: 6px;
}

.page-news .topic-more {
  font: 700 14px/1 var(--font-display);
  color: var(--c-surface);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 14px;
}

.page-news #filter-version:target ~ .category-block .news-filter a[href="#filter-version"],
.page-news #filter-guide:target ~ .category-block .news-filter a[href="#filter-guide"],
.page-news #filter-download:target ~ .category-block .news-filter a[href="#filter-download"],
.page-news #filter-industry:target ~ .category-block .news-filter a[href="#filter-industry"],
.page-news #filter-all:target ~ .category-block .news-filter a[href="#filter-all"] {
  background: var(--c-action);
  border-color: var(--c-action);
  color: var(--c-surface);
  box-shadow: var(--shadow-orange);
  transform: translateY(-2px);
}

.page-news .filter-target:target ~ .news-main .article-card {
  display: none;
}

.page-news #filter-all:target ~ .news-main .article-card {
  display: flex;
}

.page-news #filter-version:target ~ .news-main .article-card[data-category="version"],
.page-news #filter-guide:target ~ .news-main .article-card[data-category="guide"],
.page-news #filter-download:target ~ .news-main .article-card[data-category="download"],
.page-news #filter-industry:target ~ .news-main .article-card[data-category="industry"] {
  display: flex;
}

@media (min-width: 640px) {
  .page-news .article-grid {
    grid-template-columns: repeat(12, 1fr);
  }

  .page-news .article-card--hero {
    grid-column: span 7;
  }

  .page-news .article-card--panorama {
    grid-column: span 5;
  }

  .page-news .article-card--tile {
    grid-column: span 4;
  }

  .page-news .article-card--tile .article-cover {
    height: 160px;
  }

  .page-news .news-aside {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .page-news .news-main {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 28px;
    align-items: start;
  }

  .page-news .news-feed {
    min-width: 0;
  }

  .page-news .news-aside {
    grid-template-columns: 1fr;
    margin-top: 0;
    position: sticky;
    top: 24px;
  }
}