/* ===== 行业观察页面专属样式 ===== */
.page-news {
  --news-bg-alt: #f8fbf9;
  --news-orange-soft: #fff4e5;
  --news-green-soft: #eaf5ee;
  --news-card-radius: 16px;
  --news-depth-radius: 20px;
  --news-scale-height: 4px;
  --news-metric-min: 140px;
  --news-grid-gap: 28px;
}

/* --- 框景首屏 --- */
.page-news .hero-section {
  position: relative;
  padding: 80px 0 48px;
  background: var(--green);
  background-image: linear-gradient(135deg, var(--green-dark) 0%, var(--green) 60%, var(--green-light) 100%);
  margin-bottom: 56px;
  overflow: hidden;
}

.page-news .hero-section::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--news-scale-height);
  background: repeating-linear-gradient(90deg, var(--white) 0px, var(--white) 2px, transparent 2px, transparent 8px);
  opacity: 0.35;
}

.page-news .hero-inner {
  position: relative;
  z-index: 2;
}

.page-news .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 28px;
  font-size: 14px;
  font-family: var(--font-body);
  color: rgba(255, 255, 255, 0.8);
}

.page-news .breadcrumb-link {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition);
}

.page-news .breadcrumb-link:hover,
.page-news .breadcrumb-link:focus-visible {
  border-bottom-color: var(--white);
  color: var(--white);
}

.page-news .breadcrumb-sep {
  color: rgba(255, 255, 255, 0.5);
}

.page-news .breadcrumb-current {
  color: var(--white);
  font-weight: 600;
}

.page-news .hero-content {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.page-news .hero-text {
  color: var(--text-inverse);
}

.page-news .hero-title {
  font-family: var(--font-heading);
  font-size: 48px;
  line-height: 1.1;
  color: var(--white);
  margin: 0 0 8px;
  letter-spacing: -0.02em;
}

.page-news .hero-subtitle {
  font-size: 18px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.9);
  margin: 0 0 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .hero-desc {
  font-size: 16px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.8);
  max-width: 640px;
  margin: 0;
}

.page-news .hero-visual {
  width: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  background: var(--gray-light);
}

.page-news .hero-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 1440 / 500;
}

.page-news .hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.page-news .meta-item {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(255, 255, 255, 0.15);
  color: var(--white);
  border-radius: var(--radius-xl);
  font-size: 14px;
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
  backdrop-filter: blur(4px);
}

/* --- 行业观察索引（窄章） --- */
.page-news .index-section {
  padding: 24px 0 56px;
}

.page-news .index-inner {
  max-width: 960px;
}

.page-news .section-label {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--orange);
  font-weight: 700;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.page-news .section-heading {
  font-family: var(--font-heading);
  font-size: 32px;
  line-height: 1.2;
  color: var(--text-primary);
  margin: 0 0 32px;
  position: relative;
  padding-bottom: 12px;
}

.page-news .section-heading::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 3px;
  background: var(--orange);
  border-radius: 2px;
}

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

@media (min-width: 640px) {
  .page-news .index-grid.grid-2 {
    grid-template-columns: 1fr 1fr;
  }
}

.page-news .index-card {
  position: relative;
  padding: 24px;
  background: var(--white);
  border-radius: var(--news-card-radius);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--neutral-gray-border);
  transition: box-shadow var(--transition), transform var(--transition);
  display: flex;
  flex-direction: column;
}

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

.page-news .card-badge {
  display: inline-block;
  align-self: flex-start;
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 700;
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.page-news .card-badge.orange {
  background: var(--news-orange-soft);
  color: var(--orange-dark);
}

.page-news .card-badge.green {
  background: var(--news-green-soft);
  color: var(--green-dark);
}

.page-news .card-icon-wrap {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gray-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  overflow: hidden;
}

.page-news .card-icon {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.page-news .card-title {
  font-family: var(--font-heading);
  font-size: 20px;
  line-height: 1.3;
  color: var(--text-primary);
  margin: 0 0 10px;
}

.page-news .card-summary {
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-secondary);
  margin: 0 0 16px;
  flex: 1;
}

.page-news .card-stats {
  display: flex;
  gap: 20px;
  margin-bottom: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--neutral-gray-border);
}

.page-news .stat-item {
  display: flex;
  flex-direction: column;
}

.page-news .stat-value {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--green-dark);
  line-height: 1.2;
}

.page-news .stat-label {
  font-size: 12px;
  color: var(--text-secondary);
  font-family: var(--font-body);
}

.page-news .card-expand-trigger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: none;
  color: var(--orange);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  padding: 6px 0;
  transition: color var(--transition);
  align-self: flex-start;
}

.page-news .card-expand-trigger:hover,
.page-news .card-expand-trigger:focus-visible {
  color: var(--orange-dark);
  text-decoration: underline;
}

.page-news .card-detail {
  padding: 12px 0 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-secondary);
  border-top: 1px dashed var(--neutral-gray-border);
  margin-top: 8px;
}

/* --- 深度解读（宽章） --- */
.page-news .depth-section {
  padding: 56px 0 64px;
  background: var(--news-bg-alt);
  position: relative;
}

.page-news .depth-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: var(--news-scale-height);
  background: repeating-linear-gradient(90deg, var(--green) 0px, var(--green) 2px, transparent 2px, transparent 8px);
  opacity: 0.15;
}

.page-news .depth-inner {
  max-width: 1120px;
}

.page-news .depth-grid {
  display: flex;
  flex-direction: column;
  gap: 36px;
}

.page-news .depth-card {
  background: var(--white);
  border-radius: var(--news-depth-radius);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  border: 1px solid var(--neutral-gray-border);
  transition: box-shadow var(--transition);
}

.page-news .depth-card:hover {
  box-shadow: var(--shadow-md);
}

.page-news .depth-card-wide {
  display: flex;
  flex-direction: column;
}

@media (min-width: 768px) {
  .page-news .depth-card-wide {
    flex-direction: row;
  }
}

.page-news .depth-visual {
  flex: 0 0 auto;
  width: 100%;
  max-height: 300px;
  overflow: hidden;
  background: var(--gray-light);
  position: relative;
}

@media (min-width: 768px) {
  .page-news .depth-visual {
    width: 45%;
    max-height: none;
    min-height: 320px;
  }
}

.page-news .depth-img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 600 / 400;
}

.page-news .depth-visual-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 8px 16px;
  background: rgba(0, 0, 0, 0.6);
  color: var(--white);
  font-size: 12px;
  font-family: var(--font-mono);
}

.page-news .depth-text {
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.page-news .depth-title {
  font-family: var(--font-heading);
  font-size: 24px;
  line-height: 1.3;
  color: var(--text-primary);
  margin: 0 0 12px;
}

.page-news .depth-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.page-news .depth-tag {
  display: inline-block;
  padding: 4px 12px;
  background: var(--news-orange-soft);
  color: var(--orange-dark);
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-family: var(--font-mono);
  font-weight: 600;
}

.page-news .depth-body {
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0 0 16px;
}

.page-news .depth-quote {
  margin: 12px 0 20px;
  padding: 16px 20px;
  background: var(--news-bg-alt);
  border-left: 4px solid var(--orange);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-primary);
  font-style: italic;
}

.page-news .quote-mark {
  color: var(--orange);
  font-size: 28px;
  font-family: var(--font-mono);
  line-height: 1;
  vertical-align: middle;
}

.page-news .depth-cta {
  align-self: flex-start;
  margin-top: auto;
}

.page-news .depth-card-narrow {
  display: flex;
  flex-direction: column;
}

@media (min-width: 640px) {
  .page-news .depth-card-narrow {
    flex-direction: row;
  }
}

.page-news .depth-card-narrow .depth-text {
  flex: 1;
}

.page-news .depth-card-narrow .depth-visual-small {
  flex: 0 0 auto;
  width: 100%;
  max-height: 200px;
  overflow: hidden;
  background: var(--gray-light);
}

@media (min-width: 640px) {
  .page-news .depth-card-narrow .depth-visual-small {
    width: 40%;
    max-height: none;
  }
}

.page-news .depth-img-small {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 600 / 400;
}

/* --- 数据看点（宽章） --- */
.page-news .data-section {
  padding: 56px 0 64px;
  position: relative;
  background: var(--white);
}

.page-news .data-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: var(--news-scale-height);
  background: repeating-linear-gradient(90deg, var(--orange) 0px, var(--orange) 2px, transparent 2px, transparent 8px);
  opacity: 0.2;
}

.page-news .data-inner {
  max-width: 1120px;
}

.page-news .data-intro {
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-secondary);
  margin: -20px 0 32px;
  max-width: 600px;
}

.page-news .data-chart-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: start;
}

@media (min-width: 768px) {
  .page-news .data-chart-grid {
    grid-template-columns: 1.4fr 1fr;
  }
}

.page-news .chart-figure {
  margin: 0;
  position: relative;
}

.page-news .chart-visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  background: var(--gray-light);
}

.page-news .chart-img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 700 / 400;
}

.page-news .chart-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.03);
  opacity: 0;
  transition: opacity var(--transition);
  pointer-events: none;
}

.page-news .chart-figure:hover .chart-overlay,
.page-news .chart-figure:focus-within .chart-overlay {
  opacity: 1;
}

.page-news .chart-hover-hint {
  display: inline-block;
  padding: 8px 20px;
  background: var(--dark);
  color: var(--white);
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: 15px;
  box-shadow: var(--shadow-md);
}

.page-news .chart-caption {
  margin-top: 12px;
  font-size: 13px;
  color: var(--text-secondary);
  font-family: var(--font-body);
  text-align: center;
}

.page-news .data-metrics-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.page-news .data-metric-card {
  background: var(--news-bg-alt);
  border-radius: var(--radius-lg);
  padding: 20px 16px;
  text-align: center;
  border: 1px solid var(--neutral-gray-border);
  transition: box-shadow var(--transition), transform var(--transition);
}

.page-news .data-metric-card:hover {
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.page-news .data-metric-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 36px;
  font-weight: 700;
  color: var(--green-dark);
  line-height: 1.2;
  margin-bottom: 4px;
}

.page-news .data-metric-label {
  display: block;
  font-size: 13px;
  color: var(--text-secondary);
  font-family: var(--font-body);
}

.page-news .data-note {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin-top: 32px;
  padding: 16px 20px;
  background: var(--gray-light);
  border-radius: var(--radius-md);
  font-size: 14px;
  color: var(--text-secondary);
}

.page-news .data-note-icon {
  font-family: var(--font-mono);
  color: var(--orange);
  font-weight: 700;
  font-size: 18px;
  line-height: 1.4;
}

.page-news .data-note-text {
  line-height: 1.6;
}

/* --- 内联导航 --- */
.page-news .inline-nav {
  padding: 24px 0 48px;
  background: var(--news-bg-alt);
}

.page-news .inline-nav-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.page-news .inline-nav-label {
  font-size: 14px;
  color: var(--text-secondary);
  font-weight: 600;
  font-family: var(--font-body);
}

.page-news .inline-nav-link {
  display: inline-block;
  padding: 6px 16px;
  background: var(--white);
  color: var(--green-dark);
  border: 1px solid var(--neutral-gray-border);
  border-radius: var(--radius-xl);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.page-news .inline-nav-link:hover,
.page-news .inline-nav-link:focus-visible {
  background: var(--green);
  color: var(--white);
  border-color: var(--green);
}

/* --- 工具类补充 --- */
.page-news .btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  background: var(--green);
  color: var(--white);
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
  cursor: pointer;
}

.page-news .btn-primary:hover,
.page-news .btn-primary:focus-visible {
  background: var(--green-dark);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.page-news .btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  background: transparent;
  color: var(--orange);
  border: 2px solid var(--orange);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
  cursor: pointer;
}

.page-news .btn-secondary:hover,
.page-news .btn-secondary:focus-visible {
  background: var(--orange);
  color: var(--white);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

/* --- 刻度边框（共享样式复用） --- */
.page-news .scale-border {
  position: relative;
}

.page-news .scale-border::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: repeating-linear-gradient(90deg, var(--green-light) 0px, var(--green-light) 2px, transparent 2px, transparent 6px);
  opacity: 0.25;
}

/* --- 移动端优化 --- */
@media (max-width: 639px) {
  .page-news .hero-section {
    padding: 60px 0 36px;
  }

  .page-news .hero-title {
    font-size: 32px;
  }

  .page-news .hero-subtitle {
    font-size: 16px;
  }

  .page-news .hero-desc {
    font-size: 15px;
  }

  .page-news .section-heading {
    font-size: 26px;
  }

  .page-news .index-grid {
    gap: 20px;
  }

  .page-news .depth-text {
    padding: 20px 16px;
  }

  .page-news .depth-title {
    font-size: 20px;
  }

  .page-news .depth-body {
    font-size: 15px;
  }

  .page-news .data-metrics-panel {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .page-news .data-metric-num {
    font-size: 28px;
  }

  .page-news .card-title {
    font-size: 18px;
  }

  .page-news .stat-value {
    font-size: 18px;
  }

  .page-news .breadcrumb {
    font-size: 13px;
    margin-bottom: 20px;
  }

  .page-news .meta-item {
    font-size: 12px;
    padding: 4px 12px;
  }
}

@media (max-width: 480px) {
  .page-news .hero-title {
    font-size: 26px;
  }

  .page-news .section-heading {
    font-size: 22px;
  }

  .page-news .index-card {
    padding: 18px;
  }

  .page-news .data-metric-card {
    padding: 14px 12px;
  }

  .page-news .data-metric-num {
    font-size: 24px;
  }

  .page-news .inline-nav-inner {
    gap: 8px;
  }

  .page-news .inline-nav-link {
    font-size: 13px;
    padding: 4px 12px;
  }
}

/* --- 打印优化 --- */
@media print {
  .page-news .hero-section {
    background: var(--white);
    color: var(--text-primary);
    padding: 40px 0;
  }
  .page-news .hero-text,
  .page-news .hero-title,
  .page-news .hero-subtitle,
  .page-news .hero-desc {
    color: var(--text-primary);
  }
  .page-news .meta-item {
    background: var(--gray-light);
    color: var(--text-secondary);
  }
  .page-news .depth-section {
    background: var(--white);
  }
  .page-news .card-expand-trigger {
    display: none;
  }
  .page-news .card-detail {
    display: block !important;
    height: auto !important;
  }
}

.page-news {
  --neutral-gray-border: var(--gray-border);
}