.page-news {
  --news-card-pad: 18px;
  --news-thumb-w: 180px;
  background: var(--bg-dark);
  color: var(--text-light);
  font-family: var(--font-body);
  line-height: 1.65;
}

/* ===== 页面头部 ===== */
.page-news .news-header {
  position: relative;
  background:
    linear-gradient(135deg, rgba(10, 30, 63, 0.92) 0%, rgba(11, 16, 32, 0.98) 70%),
    repeating-linear-gradient(90deg, transparent 0, transparent 63px, rgba(255, 107, 53, 0.08) 63px, rgba(255, 107, 53, 0.08) 64px);
  border-bottom: 1px solid var(--line-grid);
  padding: 28px 0 36px;
}

.page-news .news-header .breadcrumb {
  margin-bottom: 24px;
}

.page-news .news-header-copy {
  position: relative;
  padding-left: 14px;
  border-left: 4px solid var(--secondary-orange);
}

.page-news .news-title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 6vw, 3.4rem);
  font-weight: 900;
  line-height: 1.02;
  letter-spacing: 0.02em;
}

.page-news .news-lead {
  max-width: 680px;
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.page-news .news-header-index {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 16px;
  margin-top: 22px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.page-news .news-index-no {
  display: inline-flex;
  padding: 4px 10px;
  background: var(--primary-deep-blue);
  border: 1px solid var(--line-grid);
  color: var(--data-cyan);
  letter-spacing: 0.08em;
}

.page-news .news-index-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* ===== 置顶专题 ===== */
.page-news .news-feature {
  padding: 26px 0 8px;
}

.page-news .feature-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  background: var(--primary-deep-blue);
  border: 1px solid var(--line-grid);
  box-shadow: 8px 8px 0 rgba(255, 107, 53, 0.12);
}

.page-news .feature-media {
  position: relative;
  line-height: 0;
}

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

.page-news .feature-tag {
  position: absolute;
  left: 0;
  top: 14px;
  padding: 4px 10px;
  background: var(--secondary-orange);
  color: var(--bg-dark);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.page-news .feature-body {
  padding: 20px 18px 24px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.page-news .feature-kicker {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--data-cyan);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.page-news .feature-title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3vw, 2.1rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: 0.01em;
}

.page-news .feature-desc {
  max-width: 680px;
  margin: 0 0 18px;
  color: var(--text-muted);
  font-size: 0.93rem;
}

.page-news .feature-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin-bottom: 18px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--text-muted);
}

.page-news .feature-meta span::before {
  content: "// ";
  color: var(--secondary-orange);
}

.page-news .feature-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ===== 栅格布局 ===== */
.page-news .news-layout {
  padding: 20px 0 10px;
}

.page-news .news-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

/* ===== 文章列表区 ===== */
.page-news .news-heading-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 2px solid var(--primary-deep-blue);
  padding-bottom: 10px;
  margin-bottom: 16px;
}

.page-news .news-section-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.page-news .news-section-note {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ===== 分类筛选 ===== */
.page-news .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.page-news .filter-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 12px;
  border: 1px solid var(--line-grid);
  background: transparent;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  line-height: 1.2;
  text-decoration: none;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.page-news .filter-btn:hover,
.page-news .filter-btn:focus-visible {
  color: var(--text-light);
  border-color: var(--secondary-orange);
}

.page-news .filter-btn.is-active {
  background: var(--secondary-orange);
  border-color: var(--secondary-orange);
  color: var(--bg-dark);
  font-weight: 700;
}

/* ===== 文章列表 ===== */
.page-news .article-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  scroll-margin-top: calc(var(--header-height) + 24px);
}

.page-news .cat-anchor {
  display: block;
  height: 1px;
  scroll-margin-top: calc(var(--header-height) + 24px);
}

.page-news .article-card,
.page-news .article-row {
  scroll-margin-top: calc(var(--header-height) + 24px);
}

.page-news .article-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border: 1px solid var(--line-grid);
  border-left: 2px solid var(--line-grid);
  background: rgba(10, 30, 63, 0.5);
  padding: var(--news-card-pad);
  transition: border-color 0.25s ease, transform 0.25s ease;
}

.page-news .article-card:hover {
  border-color: rgba(255, 107, 53, 0.75);
  border-left-color: var(--secondary-orange);
  transform: translateY(-2px);
}

.page-news .article-card--media {
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-news .article-thumb {
  line-height: 0;
}

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

.page-news .article-row {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 12px;
  border: 1px solid var(--line-grid);
  border-left: 2px solid var(--line-grid);
  background: rgba(10, 30, 63, 0.25);
  padding: 16px;
  align-items: start;
  transition: border-color 0.25s ease, background 0.25s ease;
}

.page-news .article-row:hover {
  border-left-color: var(--data-cyan);
  background: rgba(10, 30, 63, 0.5);
}

.page-news .article-index {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--data-cyan);
  line-height: 1.6;
}

.page-news .article-row-content {
  min-width: 0;
}

.page-news .article-title {
  margin: 6px 0 6px;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.35;
}

.page-news .article-title a {
  color: var(--text-light);
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-news .article-title a:hover {
  color: var(--secondary-orange);
}

.page-news .article-excerpt {
  margin: 0 0 10px;
  color: var(--text-muted);
  font-size: 0.88rem;
}

.page-news .article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 14px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
}

.page-news .article-more {
  display: inline-block;
  margin-top: 12px;
  color: var(--secondary-orange);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 107, 53, 0.4);
}

.page-news .article-more:hover {
  border-bottom-color: var(--secondary-orange);
}

.page-news .article-cat {
  display: inline-flex;
  align-items: center;
  padding: 2px 7px;
  border: 1px solid currentColor;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  line-height: 1.4;
}

.page-news .article-cat--product { color: var(--secondary-orange); }
.page-news .article-cat--report { color: var(--data-cyan); }
.page-news .article-cat--feature { color: var(--purple-accent); }
.page-news .article-cat--insight { color: var(--highlight-yellow); }

/* ===== 实时面板 ===== */
.page-news .news-side {
  min-width: 0;
}

.page-news .live-panel {
  position: relative;
  border: 1px solid var(--line-grid);
  border-top: 3px solid var(--secondary-orange);
  background: var(--primary-deep-blue);
  overflow: hidden;
}

.page-news .live-panel-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.1;
  pointer-events: none;
}

.page-news .live-panel-content {
  position: relative;
  padding: 18px 16px 16px;
}

.page-news .live-panel-kicker {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--secondary-orange);
}

.page-news .live-panel-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  line-height: 1.25;
}

.page-news .live-panel-note {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--highlight-yellow);
}

.page-news .live-log {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  border-top: 1px solid var(--line-grid);
}

.page-news .live-log-item {
  border-bottom: 1px solid var(--line-grid);
  padding: 11px 0;
}

.page-news .live-log-head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 4px;
}

.page-news .live-log-time {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--data-cyan);
}

.page-news .live-log-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-light);
}

.page-news .live-log-item[data-open] .live-log-head::after {
  content: "+";
  margin-left: auto;
  color: var(--secondary-orange);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  line-height: 1;
}

.page-news .live-log-detail {
  margin: 0;
  padding-left: 40px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.page-news .live-panel-foot {
  margin: 0;
  border-top: 1px dashed var(--line-grid);
  padding-top: 12px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
}

/* ===== CTA横幅 ===== */
.page-news .news-cta {
  padding: 24px 0 40px;
}

.page-news .news-banner {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line-grid);
  background: var(--primary-deep-blue);
}

.page-news .news-banner-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.28;
}

.page-news .news-banner-content {
  position: relative;
  padding: 26px 20px 28px;
}

.page-news .news-banner-content h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  line-height: 1.2;
}

.page-news .news-banner-content p {
  max-width: 680px;
  margin: 0 0 18px;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.page-news .news-banner-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ===== 响应式 ===== */
@media (min-width: 640px) {
  .page-news .article-card--media {
    grid-template-columns: var(--news-thumb-w) minmax(0, 1fr);
    align-items: start;
  }

  .page-news .thumb-img {
    height: 100%;
    object-fit: cover;
  }
}

@media (min-width: 768px) {
  .page-news .news-header {
    padding: 40px 0 52px;
  }

  .page-news .news-header-copy {
    padding-left: 18px;
  }

  .page-news .feature-card {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: stretch;
  }

  .page-news .feature-media {
    height: 100%;
  }

  .page-news .feature-img {
    height: 100%;
  }

  .page-news .feature-body {
    padding: 28px 24px;
    justify-content: center;
  }

  .page-news .feature-desc {
    font-size: 0.95rem;
  }

  .page-news .news-banner-content {
    padding: 36px 32px;
  }
}

@media (min-width: 1024px) {
  .page-news .news-grid {
    grid-template-columns: minmax(0, 1fr) minmax(300px, 340px);
    gap: 30px;
  }

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

  .page-news .news-side {
    position: sticky;
    top: calc(var(--header-height) + 20px);
  }

  .page-news .news-banner {
    display: flex;
    align-items: center;
    justify-content: flex-end;
  }

  .page-news .news-banner-content {
    max-width: 660px;
    width: 100%;
  }
}