/*=== 内容专栏专属样式 在此作用域内全部使用 .page-news 前缀 ===*/
.page-news {
  --card-border-hover: #F4A261;
  --timeline-accent: #F4A261;
  --header-underline: #E63946;
}

.page-news .breadcrumb {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  padding-bottom: 0.25rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.page-news .breadcrumb a {
  color: var(--accent-gold);
  text-decoration: none;
  transition: color 0.2s;
}

.page-news .breadcrumb a:hover {
  color: var(--link-hover);
  text-decoration: underline;
}

.page-news .breadcrumb span {
  color: var(--text-primary);
  font-weight: 500;
}

.page-news h1 {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  line-height: 1.1;
  color: var(--text-primary);
  border-left: 5px solid var(--header-underline);
  padding-left: 0.75rem;
  margin-bottom: 2.2rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

/* ---- 分类区域 ---- */
.page-news .news-categories {
  margin-bottom: 2.5rem;
}

.page-news .news-categories h2 {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  color: var(--text-primary);
  margin-bottom: 1rem;
  display: inline-block;
  position: relative;
}

.page-news .news-categories h2::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -3px;
  width: 60%;
  height: 3px;
  background: var(--header-underline);
}

.page-news .category-grid {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.page-news .category-item {
  position: relative;
  overflow: hidden;
  border: 2px solid var(--primary-red);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  background: var(--section-bg-light);
}

.page-news .category-item:hover {
  transform: scale(1.02);
  box-shadow: 0 6px 20px rgba(230,57,70,0.25);
}

.page-news .category-item img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 140px;
  object-fit: cover;
}

.page-news .category-tag {
  display: block;
  padding: 0.6rem 0.8rem;
  text-align: center;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  letter-spacing: 0.05em;
  color: var(--text-primary);
  background: var(--primary-black);
  position: relative;
  cursor: default;
  transition: background 0.2s;
}

.page-news .category-item:hover .category-tag {
  background: var(--primary-red);
}

/* ---- 文章列表 时间线 ---- */
.page-news .news-list {
  margin-bottom: 2.5rem;
}

.page-news .news-list h2 {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  color: var(--text-primary);
  margin-bottom: 1.2rem;
  display: inline-block;
  position: relative;
}

.page-news .news-list h2::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -3px;
  width: 70%;
  height: 3px;
  background: var(--accent-gold);
}

.page-news .timeline {
  position: relative;
  padding-left: 1.8rem;
}

.page-news .timeline::before {
  content: '';
  position: absolute;
  left: 6px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--timeline-accent);
  opacity: 0.35;
}

.page-news .news-card {
  position: relative;
  background: var(--section-bg-light);
  margin-bottom: 1.5rem;
  padding: 1.2rem;
  border: 1px solid rgba(230,57,70,0.2);
  border-left: 3px solid var(--primary-red);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.page-news .news-card::before {
  content: '';
  position: absolute;
  left: -1.65rem;
  top: 1.8rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--timeline-accent);
  border: 2px solid var(--dark-bg);
  box-shadow: 0 0 0 2px var(--timeline-accent);
}

.page-news .news-card:hover {
  transform: translateX(4px) translateY(-2px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.45);
  border-color: var(--card-border-hover);
}

.page-news .news-card img {
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  margin-bottom: 0.75rem;
  border-radius: 2px;
}

.page-news .news-card h3 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  color: var(--text-primary);
  margin: 0.5rem 0 0.25rem 0;
  line-height: 1.15;
}

.page-news .news-meta {
  font-size: 0.85rem;
  color: var(--accent-gold);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.35rem;
}

.page-news .news-card p {
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin: 0.4rem 0 0.7rem 0;
}

/* ---- 订阅横幅 ---- */
.page-news .news-subscribe {
  position: relative;
  margin-bottom: 2.5rem;
  overflow: hidden;
}

.page-news .news-subscribe h2 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  color: var(--text-primary);
  margin-bottom: 1rem;
  position: relative;
  z-index: 2;
}

.page-news .subscribe-content {
  position: relative;
  background: var(--primary-black);
  padding: 1.8rem 1.2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  text-align: center;
  border: 1px solid var(--accent-gold);
}

.page-news .subscribe-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.12;
  z-index: 0;
  pointer-events: none;
}

.page-news .subscribe-content p {
  position: relative;
  z-index: 1;
  font-family: var(--font-body);
  font-size: 1.05rem;
  color: var(--text-primary);
  max-width: 640px;
  margin: 0;
  line-height: 1.5;
}

.page-news .btn--gold {
  background: var(--accent-gold);
  color: var(--primary-black);
  border: 2px solid transparent;
  padding: 0.7rem 2.2rem;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  cursor: pointer;
  position: relative;
  z-index: 1;
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
}

.page-news .btn--gold:hover {
  background: #e08e4a;
  border-color: var(--text-primary);
  transform: scale(1.03);
}

/* ---- 数据图节 ---- */
.page-news .news-chart {
  margin-bottom: 1rem;
}

.page-news .news-chart h2 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  color: var(--text-primary);
  margin-bottom: 0.8rem;
}

.page-news .news-chart img {
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: contain;
  border: 1px solid rgba(244,162,97,0.2);
}

/* ---- 滚动显现交互 ---- */
.page-news [data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

@media (prefers-reduced-motion: reduce) {
  .page-news [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

.page-news [data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---- 桌面端 768px + ---- */
@media (min-width: 768px) {
  .page-news h1 {
    font-size: 3.6rem;
  }

  .page-news .category-grid {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 1.5rem;
  }

  .page-news .category-item {
    flex: 1 1 calc(33.333% - 1rem);
    max-width: calc(33.333% - 1rem);
  }

  .page-news .category-item img {
    max-height: 140px;
  }

  .page-news .timeline {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    padding-left: 0;
  }

  .page-news .timeline::before {
    display: none;
  }

  .page-news .news-card {
    flex: 1 1 calc(50% - 1.2rem);
    max-width: calc(50% - 1.2rem);
    margin-bottom: 0;
    border-left-width: 4px;
  }

  .page-news .news-card::before {
    display: none;
  }

  .page-news .news-card:first-child {
    flex: 1 1 100%;
    max-width: 100%;
  }

  .page-news .subscribe-content {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
    padding: 1.8rem 2.5rem;
  }

  .page-news .subscribe-content p {
    flex: 1;
    margin-right: 2rem;
  }

  .page-news .news-chart img {
    max-width: 400px;
  }
}

@media (min-width: 1200px) {
  .page-news .news-card {
    flex: 1 1 calc(33.333% - 1.2rem);
    max-width: calc(33.333% - 1.2rem);
  }

  .page-news .news-card:first-child {
    flex: 1 1 calc(66.666% - 1.2rem);
    max-width: calc(66.666% - 1.2rem);
  }
}