.page-news {
  --pg-gap: 3rem;
  --pg-card-radius: 12px;
  --pg-card-shadow: 0 4px 24px rgba(0,0,0,0.06);
  --pg-card-shadow-hover: 0 12px 48px rgba(0,0,0,0.12);
  display: block;
  background: var(--clr-bg-light, #F5F5F5);
  color: var(--clr-text-primary, #1A1A2E);
  font-family: var(--font-body, sans-serif);
  padding-bottom: 2rem;
}

/* ── 面包屑 ── */
.page-news .breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  padding: 1.25rem 0 0.5rem;
  color: var(--clr-text-secondary, #555);
}
.page-news .breadcrumb a {
  color: var(--clr-primary-blue, #003D6B);
  text-decoration: none;
  transition: color 0.2s;
}
.page-news .breadcrumb a:hover,
.page-news .breadcrumb a:focus-visible {
  color: var(--clr-primary-orange, #FF6F00);
  text-decoration: underline;
}
.page-news .breadcrumb .sep {
  color: var(--clr-border-light, rgba(0,61,107,0.3));
}
.page-news .breadcrumb [aria-current="page"] {
  font-weight: 600;
  color: var(--clr-text-primary, #1A1A2E);
}

/* ── 页面标题 ── */
.page-news .page-header {
  padding: 2rem 0 1.5rem;
}
.page-news .page-header h1 {
  font-family: var(--font-headings, 'Impact', sans-serif);
  font-size: clamp(2.8rem, 8vw, 5rem);
  line-height: 1;
  letter-spacing: -0.02em;
  margin: 0 0 0.75rem;
  color: var(--clr-primary-blue, #003D6B);
  text-transform: uppercase;
}
.page-news .page-desc {
  font-size: 1.125rem;
  line-height: 1.6;
  color: var(--clr-text-secondary, #555);
  max-width: 640px;
  margin: 0;
}

/* ── 分类过滤 ── */
.page-news .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding: 1rem 0 2rem;
  border-bottom: 1px solid var(--clr-border-light, rgba(0,61,107,0.12));
  margin-bottom: 0.5rem;
}
.page-news .filter-btn {
  background: transparent;
  border: 2px solid var(--clr-border-light, rgba(0,61,107,0.2));
  border-radius: var(--radius-lg, 50px);
  padding: 0.5rem 1.5rem;
  font-family: var(--font-body, sans-serif);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--clr-text-secondary, #555);
  cursor: pointer;
  transition: all 0.2s ease;
}
.page-news .filter-btn:hover,
.page-news .filter-btn:focus-visible {
  border-color: var(--clr-primary-orange, #FF6F00);
  color: var(--clr-primary-orange, #FF6F00);
}
.page-news .filter-btn.active {
  background: var(--clr-primary-orange, #FF6F00);
  border-color: var(--clr-primary-orange, #FF6F00);
  color: #fff;
}

/* ── 章节头部 ── */
.page-news .section-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
  position: relative;
}
.page-news .section-number {
  font-family: var(--font-headings, 'Impact', sans-serif);
  font-size: clamp(2.8rem, 7vw, 4.5rem);
  line-height: 1;
  color: var(--clr-primary-orange, #FF6F00);
  opacity: 0.25;
  letter-spacing: -0.03em;
  flex-shrink: 0;
}
.page-news .section-header h2 {
  font-family: var(--font-headings, 'Impact', sans-serif);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  line-height: 1.15;
  margin: 0;
  color: var(--clr-primary-blue, #003D6B);
  text-transform: uppercase;
  flex-shrink: 0;
}
.page-news .section-icon {
  width: 48px;
  height: 48px;
  object-fit: contain;
  margin-left: auto;
  opacity: 0.7;
  border-radius: 4px;
}

/* ── 文章网格 ── */
.page-news .article-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
}
@media (min-width: 768px) {
  .page-news .article-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
  .page-news .article-grid .article-card.featured {
    grid-column: 1 / -1;
  }
}

/* ── 文章卡片 ── */
.page-news .article-card {
  position: relative;
  background: var(--clr-card-bg, #fff);
  border-radius: var(--pg-card-radius);
  box-shadow: var(--pg-card-shadow);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.page-news .article-card:hover,
.page-news .article-card:focus-within {
  transform: scale(1.02);
  box-shadow: var(--pg-card-shadow-hover);
}
.page-news .card-color-bar {
  position: absolute;
  top: 0;
  left: 0;
  width: 5px;
  height: 100%;
  background: var(--card-bar-color, var(--clr-primary-orange, #FF6F00));
  z-index: 2;
}
.page-news .article-card[data-category="match"] .card-color-bar {
  background: var(--clr-primary-orange, #FF6F00);
}
.page-news .article-card[data-category="guide"] .card-color-bar {
  background: var(--clr-primary-blue, #003D6B);
}
.page-news .article-card[data-category="update"] .card-color-bar {
  background: var(--clr-accent-yellow, #C7D700);
}
.page-news .card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
  background: var(--clr-bg-light, #f0f0f0);
}
@media (min-width: 768px) {
  .page-news .article-card.featured .card-img {
    height: 260px;
  }
}
.page-news .card-body {
  padding: 1.25rem 1.5rem 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  position: relative;
}
.page-news .card-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.2rem 0.75rem;
  border-radius: var(--radius-sm, 8px);
  margin-bottom: 0.5rem;
  align-self: flex-start;
  color: #fff;
}
.page-news .article-card[data-category="match"] .card-tag {
  background: var(--clr-primary-orange, #FF6F00);
}
.page-news .article-card[data-category="guide"] .card-tag {
  background: var(--clr-primary-blue, #003D6B);
}
.page-news .article-card[data-category="update"] .card-tag {
  background: var(--clr-accent-yellow, #C7D700);
  color: var(--clr-bg-dark, #1A1A2E);
}
.page-news .card-number {
  font-family: var(--font-headings, 'Impact', sans-serif);
  font-size: 0.8rem;
  color: var(--clr-text-secondary, #999);
  letter-spacing: 0.1em;
  margin-bottom: 0.25rem;
}
.page-news .card-title {
  font-family: var(--font-headings, 'Impact', sans-serif);
  font-size: 1.25rem;
  line-height: 1.25;
  margin: 0 0 0.5rem;
  color: var(--clr-primary-blue, #003D6B);
}
@media (min-width: 768px) {
  .page-news .article-card.featured .card-title {
    font-size: 1.5rem;
  }
}
.page-news .card-summary {
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--clr-text-secondary, #555);
  margin: 0 0 1rem;
  flex: 1;
}
.page-news .card-expand {
  background: transparent;
  border: none;
  padding: 0;
  font-family: var(--font-body, sans-serif);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--clr-primary-orange, #FF6F00);
  cursor: pointer;
  align-self: flex-start;
  transition: color 0.2s, gap 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}
.page-news .card-expand:hover,
.page-news .card-expand:focus-visible {
  color: var(--clr-primary-blue, #003D6B);
  text-decoration: underline;
}
.page-news .card-detail {
  display: none;
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--clr-border-light, rgba(0,61,107,0.12));
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--clr-text-secondary, #555);
}
.page-news .card-detail[data-open] {
  display: block;
}

/* ── 图表区域 ── */
.page-news .chart-area {
  margin-top: 2.5rem;
  padding: 1.5rem 0 0.5rem;
  border-top: 1px solid var(--clr-border-light, rgba(0,61,107,0.12));
  text-align: center;
}
.page-news .chart-img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md, 16px);
  box-shadow: var(--shadow-sm, 0 2px 12px rgba(0,0,0,0.06));
  background: var(--clr-bg-light, #f0f0f0);
}
.page-news .chart-caption {
  margin-top: 0.75rem;
  font-size: 0.85rem;
  color: var(--clr-text-secondary, #777);
  font-style: italic;
}

/* ── 推荐文章索引 ── */
.page-news .article-index {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}
@media (min-width: 640px) {
  .page-news .article-index {
    grid-template-columns: 1fr 1fr;
  }
}
.page-news .index-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1.25rem;
  background: var(--clr-card-bg, #fff);
  border-radius: var(--radius-sm, 8px);
  box-shadow: var(--shadow-sm, 0 2px 12px rgba(0,0,0,0.04));
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  border-left: 4px solid var(--cat-color, var(--clr-primary-orange));
}
.page-news .index-item:hover,
.page-news .index-item:focus-visible {
  transform: translateX(4px);
  box-shadow: var(--shadow-md, 0 8px 40px rgba(0,0,0,0.08));
}
.page-news .index-cat {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--cat-color, var(--clr-primary-orange));
  white-space: nowrap;
  flex-shrink: 0;
}
.page-news .index-title {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--clr-text-primary, #1A1A2E);
  line-height: 1.3;
}

/* ── 底部导航链接 ── */
.page-news .bottom-links {
  padding: 2.5rem 0 1rem;
}
.page-news .bottom-nav-text {
  font-size: 1rem;
  color: var(--clr-text-secondary, #555);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
}
.page-news .bottom-nav-text a {
  color: var(--clr-primary-blue, #003D6B);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s;
}
.page-news .bottom-nav-text a:hover,
.page-news .bottom-nav-text a:focus-visible {
  color: var(--clr-primary-orange, #FF6F00);
  text-decoration: underline;
}
.page-news .sep-dot {
  color: var(--clr-border-light, rgba(0,61,107,0.3));
  font-weight: 300;
}

/* ── 背景纹理 ── */
.page-news .bg-texture {
  margin-top: 1rem;
  width: 100%;
  overflow: hidden;
  line-height: 0;
}
.page-news .texture-img {
  width: 100%;
  height: auto;
  max-height: 200px;
  object-fit: cover;
  display: block;
  opacity: 0.6;
}

/* ── 容器 ── */
.page-news .container {
  max-width: var(--max-width, 1200px);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ── zone 间距 ── */
.page-news .zone {
  padding-top: var(--pg-gap);
  padding-bottom: var(--pg-gap);
}
@media (min-width: 768px) {
  .page-news {
    --pg-gap: 4.5rem;
  }
}

/* ── 移动端小屏微调 ── */
@media (max-width: 480px) {
  .page-news .page-header h1 {
    font-size: 2.4rem;
  }
  .page-news .filter-bar {
    gap: 0.5rem;
  }
  .page-news .filter-btn {
    padding: 0.4rem 1rem;
    font-size: 0.8rem;
  }
  .page-news .card-body {
    padding: 1rem 1.25rem 1.25rem;
  }
  .page-news .section-header h2 {
    font-size: 1.4rem;
  }
  .page-news .card-title {
    font-size: 1.05rem;
  }
  .page-news .index-item {
    padding: 0.65rem 1rem;
  }
}

.page-news {
  --card-bar-color: transparent;
  --cat-color: currentColor;
}