/* ===== 页面专属样式：行业观察 .page-news ===== */
.page-news {
  --news-gap: 2rem;
  --card-radius: 4px;
  --border-raw-news: 2px solid rgba(138, 43, 226, 0.25);
  --shadow-news-card: 0 4px 20px rgba(0, 0, 0, 0.5);
  display: block;
  width: 100%;
  background: var(--color-bg, #0D1117);
  color: var(--color-text, #E6EDF3);
}

/* 容器 */
.page-news .page-news-inner {
  max-width: var(--max-width, 1280px);
  margin: 0 auto;
  padding: 2rem 1rem 3rem;
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

/* 面包屑 */
.page-news .breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--color-text-secondary, #8B949E);
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(138, 43, 226, 0.15);
}

.page-news .breadcrumb-link {
  color: var(--color-secondary, #8A2BE2);
  text-decoration: none;
  transition: color var(--transition, 0.3s);
}

.page-news .breadcrumb-link:hover {
  color: var(--color-accent, #39FF14);
}

.page-news .breadcrumb-sep {
  color: var(--color-text-secondary, #8B949E);
}

.page-news .breadcrumb-current {
  color: var(--color-text, #E6EDF3);
  font-weight: 600;
}

/* 首屏英雄区 */
.page-news .news-hero {
  position: relative;
  padding: 1.5rem 0 1rem;
  margin-bottom: 0.5rem;
}

.page-news .section-number {
  font-family: var(--font-mono, 'JetBrains Mono', monospace);
  font-size: 4rem;
  font-weight: 800;
  line-height: 1;
  color: rgba(138, 43, 226, 0.12);
  display: block;
  margin-bottom: -1.2rem;
  letter-spacing: -0.03em;
  user-select: none;
}

.page-news .news-hero-title {
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-size: 2.8rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 0 0 0.75rem;
  color: var(--color-text, #E6EDF3);
  line-height: 1.1;
}

.page-news .news-hero-desc {
  font-size: 1.05rem;
  color: var(--color-text-secondary, #8B949E);
  max-width: 640px;
  line-height: 1.6;
  margin: 0 0 1rem;
}

.page-news .hero-rail-line {
  width: 60px;
  height: 3px;
  background: var(--gradient-accent, linear-gradient(135deg, #8A2BE2, #39FF14));
  margin-top: 0.5rem;
}

/* 双栏布局 */
.page-news .news-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

/* 通用 section-title */
.page-news .section-title {
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-size: 1.6rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-text, #E6EDF3);
  margin: 0 0 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.page-news .title-accent {
  font-family: var(--font-mono, 'JetBrains Mono', monospace);
  color: var(--color-secondary, #8A2BE2);
  font-size: 1.2rem;
  font-weight: 700;
}

/* 文章列表 */
.page-news .news-articles {
  min-width: 0;
}

.page-news .articles-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.page-news .article-card {
  display: flex;
  flex-direction: row;
  gap: 1rem;
  background: var(--color-surface, #161B22);
  border: var(--border-raw-news);
  border-radius: var(--card-radius);
  padding: 0.75rem;
  box-shadow: var(--shadow-news-card);
  transition: border-color var(--transition, 0.3s), transform 0.2s;
  cursor: default;
  clip-path: polygon(0 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
}

.page-news .article-card:hover {
  border-color: var(--color-secondary, #8A2BE2);
  transform: translateX(4px);
}

.page-news .article-card-img {
  flex-shrink: 0;
  width: 120px;
  height: 80px;
  overflow: hidden;
  border: 1px solid rgba(57, 255, 20, 0.15);
  border-radius: 2px;
}

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

.page-news .article-card-body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.page-news .article-card-heading {
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text, #E6EDF3);
  margin: 0;
  line-height: 1.3;
}

.page-news .article-card-excerpt {
  font-size: 0.875rem;
  color: var(--color-text-secondary, #8B949E);
  margin: 0;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.page-news .article-card-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: auto;
}

.page-news .meta-tag {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-accent, #39FF14);
  background: rgba(57, 255, 20, 0.08);
  padding: 0.15rem 0.5rem;
  border-radius: 2px;
  border: 1px solid rgba(57, 255, 20, 0.2);
}

.page-news .meta-read {
  font-size: 0.7rem;
  color: var(--color-text-secondary, #8B949E);
  font-family: var(--font-mono, 'JetBrains Mono', monospace);
}

/* 侧边栏 */
.page-news .news-sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* 趋势图块 */
.page-news .trend-chart-block {
  background: var(--color-surface, #161B22);
  border: var(--border-raw-news);
  border-radius: var(--card-radius);
  padding: 1rem;
  box-shadow: var(--shadow-news-card);
}

.page-news .trend-chart-note {
  font-size: 0.8rem;
  color: var(--color-text-secondary, #8B949E);
  margin: -0.5rem 0 1rem;
  font-style: italic;
}

.page-news .trend-chart-figure {
  margin: 0;
  position: relative;
  border: 1px solid rgba(138, 43, 226, 0.2);
  border-radius: 2px;
  overflow: hidden;
}

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

.page-news .trend-chart-caption {
  font-size: 0.75rem;
  color: var(--color-text-secondary, #8B949E);
  padding: 0.5rem 0.75rem;
  background: rgba(11, 26, 46, 0.6);
  border-top: 1px solid rgba(138, 43, 226, 0.15);
}

.page-news .trend-insights {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0.75rem;
  margin-top: 1rem;
}

.page-news .insight-item {
  background: rgba(11, 26, 46, 0.5);
  border: 1px solid rgba(138, 43, 226, 0.15);
  border-radius: 2px;
  padding: 0.5rem 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.page-news .insight-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-secondary, #8B949E);
  font-weight: 600;
}

.page-news .insight-value {
  font-family: var(--font-mono, 'JetBrains Mono', monospace);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text, #E6EDF3);
}

/* 侧边小卡片 */
.page-news .sidebar-mini-card {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: rgba(138, 43, 226, 0.08);
  border: 1px solid rgba(138, 43, 226, 0.25);
  border-radius: var(--card-radius);
  padding: 0.75rem 1rem;
  font-size: 0.85rem;
  color: var(--color-text-secondary, #8B949E);
}

.page-news .mini-card-icon {
  font-size: 1.2rem;
  color: var(--color-secondary, #8A2BE2);
  font-weight: 700;
}

.page-news .insight-link {
  color: var(--color-secondary, #8A2BE2);
  text-decoration: none;
  font-weight: 600;
  border-bottom: 1px solid rgba(138, 43, 226, 0.3);
  transition: color var(--transition, 0.3s), border-color var(--transition, 0.3s);
}

.page-news .insight-link:hover {
  color: var(--color-accent, #39FF14);
  border-color: var(--color-accent, #39FF14);
}

/* 品牌动态 */
.page-news .brand-updates {
  margin-top: 0.5rem;
}

.page-news .updates-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.page-news .update-card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface, #161B22);
  border: var(--border-raw-news);
  border-radius: var(--card-radius);
  overflow: hidden;
  box-shadow: var(--shadow-news-card);
  transition: border-color var(--transition, 0.3s);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 8px), 0 100%);
}

.page-news .update-card:hover {
  border-color: var(--color-secondary, #8A2BE2);
}

.page-news .update-card-img {
  width: 100%;
  height: 140px;
  overflow: hidden;
  border-bottom: 1px solid rgba(138, 43, 226, 0.1);
}

.page-news .update-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.page-news .update-card:hover .update-card-img img {
  transform: scale(1.03);
}

.page-news .update-card-body {
  padding: 0.75rem 1rem 1rem;
}

.page-news .update-card-title {
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text, #E6EDF3);
  margin: 0 0 0.35rem;
}

.page-news .update-card-text {
  font-size: 0.85rem;
  color: var(--color-text-secondary, #8B949E);
  line-height: 1.5;
  margin: 0;
}

/* 往期归档 */
.page-news .archive-section {
  margin-top: 0.5rem;
}

.page-news .archive-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  background: var(--color-surface, #161B22);
  border: var(--border-raw-news);
  border-radius: var(--card-radius);
  padding: 1.25rem;
  box-shadow: var(--shadow-news-card);
}

.page-news .archive-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.page-news .archive-group-title {
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-secondary, #8A2BE2);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.page-news .archive-icon {
  width: 32px;
  height: 32px;
  object-fit: cover;
  border-radius: 2px;
  border: 1px solid rgba(138, 43, 226, 0.2);
  flex-shrink: 0;
}

.page-news .archive-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.8rem;
}

.page-news .archive-link {
  font-size: 0.85rem;
  color: var(--color-text-secondary, #8B949E);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--transition, 0.3s), border-color var(--transition, 0.3s);
  padding: 0.05rem 0;
}

.page-news .archive-link:hover {
  color: var(--color-accent, #39FF14);
  border-bottom-color: var(--color-accent, #39FF14);
}

.page-news .archive-tags {
  gap: 0.5rem;
}

.page-news .archive-tag {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-accent, #39FF14);
  background: rgba(57, 255, 20, 0.07);
  border: 1px solid rgba(57, 255, 20, 0.15);
  padding: 0.2rem 0.6rem;
  border-radius: 2px;
  text-decoration: none;
  transition: background var(--transition, 0.3s), color var(--transition, 0.3s);
}

.page-news .archive-tag:hover {
  background: rgba(57, 255, 20, 0.15);
  color: var(--color-accent, #39FF14);
}

/* 信任声明 */
.page-news .news-trust {
  margin-top: 1rem;
  padding: 1rem 1.25rem;
  border-left: 3px solid var(--color-secondary, #8A2BE2);
  background: rgba(11, 26, 46, 0.4);
  border-radius: 0 2px 2px 0;
}

.page-news .trust-text {
  font-size: 0.8rem;
  color: var(--color-text-secondary, #8B949E);
  line-height: 1.6;
  margin: 0;
  max-width: 720px;
}

/* ===== 响应式 ===== */
/* 移动端优先已在上方实现，以下为桌面增强 */
@media (min-width: 768px) {
  .page-news .page-news-inner {
    padding: 2.5rem 2rem 4rem;
    gap: 3rem;
  }

  .page-news .section-number {
    font-size: 5rem;
    margin-bottom: -1.5rem;
  }

  .page-news .news-hero-title {
    font-size: 3.5rem;
  }

  .page-news .news-layout {
    grid-template-columns: 1fr 380px;
    gap: 2.5rem;
    align-items: start;
  }

  .page-news .article-card {
    padding: 1rem;
    gap: 1.25rem;
  }

  .page-news .article-card-img {
    width: 160px;
    height: 100px;
  }

  .page-news .article-card-heading {
    font-size: 1.1rem;
  }

  .page-news .article-card-excerpt {
    font-size: 0.9rem;
    -webkit-line-clamp: 2;
  }

  .page-news .trend-chart-block {
    padding: 1.25rem;
  }

  .page-news .trend-insights {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

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

  .page-news .update-card-img {
    height: 120px;
  }

  .page-news .archive-grid {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 2rem;
  }

  .page-news .archive-icon {
    width: 40px;
    height: 40px;
  }
}

@media (min-width: 1024px) {
  .page-news .page-news-inner {
    padding: 3rem 2.5rem 5rem;
    gap: 3.5rem;
  }

  .page-news .news-layout {
    grid-template-columns: 1fr 420px;
    gap: 3rem;
  }

  .page-news .news-hero-title {
    font-size: 4rem;
  }

  .page-news .section-number {
    font-size: 6rem;
  }

  .page-news .article-card-img {
    width: 180px;
    height: 110px;
  }

  .page-news .trend-insights {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 0.75rem;
  }

  .page-news .update-card-img {
    height: 140px;
  }
}