/* page-news 专属样式 */
.page-news {
  --color-timeline-line: var(--color-border);
  --color-timeline-node: var(--color-primary);
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--spacing-md);
}

.page-news .breadcrumb {
  margin-bottom: var(--spacing-sm);
  font-size: 0.875rem;
  color: var(--color-neutral-light);
}

.page-news .breadcrumb a {
  color: var(--color-primary);
  text-decoration: none;
}

.page-news .breadcrumb a:hover {
  text-decoration: underline;
}

.page-news__title {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--spacing-lg);
  position: relative;
  display: inline-block;
}

.page-news__title::after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background: var(--gradient-brand);
  margin-top: var(--spacing-xs);
  border-radius: var(--radius-full);
}

.page-news__section {
  margin-bottom: var(--spacing-xl);
}

.page-news__section-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: var(--spacing-md);
  position: relative;
  padding-left: var(--spacing-sm);
}

.page-news__section-title::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.2em;
  width: 4px;
  height: 1.2em;
  background: var(--gradient-brand);
  border-radius: var(--radius-sm);
}

/* 时间线 */
.page-news__timeline {
  position: relative;
}

.page-news__timeline-list {
  position: relative;
  padding-left: 3rem; /* 节点区域预留 */
}

/* 竖线 - 用伪元素绘制 */
.page-news__timeline-list::before {
  content: '';
  position: absolute;
  left: 1.2rem; /* 节点中心位置 */
  top: 1rem;
  bottom: 1rem;
  width: 2px;
  background: var(--color-timeline-line);
  border-radius: var(--radius-full);
}

.page-news__timeline-item {
  position: relative;
  margin-bottom: var(--spacing-lg);
}

.page-news__timeline-node {
  position: absolute;
  left: -3rem; /* 相对父容器padding */
  top: 0.5rem;
  width: 2.4rem;
  height: 2.4rem;
  background: var(--gradient-brand);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
  box-shadow: 0 0 0 4px var(--color-surface), 0 0 0 6px var(--color-timeline-node);
}

.page-news__timeline-number {
  font-family: var(--font-data);
  font-size: 0.85rem;
  font-weight: 700;
  color: #fff;
}

.page-news__timeline-card {
  margin-left: 0;
  padding: var(--spacing-md);
}

.page-news__timeline-card .card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
}

.page-news__timeline-card .card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.page-news__timeline-card-title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.page-news__timeline-card p {
  color: var(--color-neutral);
  line-height: 1.6;
  margin-bottom: var(--spacing-sm);
}

.page-news__timeline-card img {
  width: 100%;
  max-width: 600px;
  height: auto;
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-sm);
  object-fit: cover;
}

.page-news__timeline-card .btn {
  margin-top: var(--spacing-xs);
}

/* 数据面板焕新版 & 客户端更新 */
.page-news__feature-content,
.page-news__client-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.page-news__feature-content p,
.page-news__client-content p {
  color: var(--color-neutral);
  line-height: 1.7;
}

.page-news__feature-content img,
.page-news__client-content img {
  width: 100%;
  max-width: 600px;
  height: auto;
  border-radius: var(--radius-md);
  object-fit: cover;
}

/* 行业观察 */
.page-news__insights {
  position: relative;
  overflow: hidden;
  padding-bottom: var(--spacing-md);
}

.page-news__insights-scroll {
  display: flex;
  gap: var(--spacing-md);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding-bottom: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.page-news__insights-scroll::-webkit-scrollbar {
  height: 6px;
}

.page-news__insights-scroll::-webkit-scrollbar-track {
  background: var(--color-border-light);
  border-radius: var(--radius-full);
}

.page-news__insights-scroll::-webkit-scrollbar-thumb {
  background: var(--color-primary);
  border-radius: var(--radius-full);
}

.page-news__insights-card {
  flex: 0 0 auto;
  width: 280px;
  scroll-snap-align: start;
  padding: var(--spacing-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-card);
}

.page-news__insights-card h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.page-news__insights-card p {
  color: var(--color-neutral);
  line-height: 1.6;
}

.page-news__insights-bg {
  position: relative;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  overflow: hidden;
  border-radius: var(--radius-lg);
  opacity: 0.15;
  pointer-events: none;
}

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

/* 移动端优先调整：时间线竖线偏移等 */
@media (max-width: 767px) {
  .page-news__timeline-list {
    padding-left: 2.5rem;
  }

  .page-news__timeline-list::before {
    left: 0.8rem;
  }

  .page-news__timeline-node {
    left: -2.5rem;
    width: 2rem;
    height: 2rem;
  }

  .page-news__timeline-number {
    font-size: 0.75rem;
  }

  .page-news__timeline-card {
    margin-left: 0;
  }

  .page-news__feature-content,
  .page-news__client-content {
    flex-direction: column;
  }

  .page-news__insights-card {
    width: 240px;
  }

  .page-news__section-title {
    font-size: 1.3rem;
  }

  .page-news__title {
    font-size: 1.6rem;
  }
}

/* 桌面端 */
@media (min-width: 768px) {
  .page-news {
    padding: var(--spacing-lg);
  }

  .page-news__title {
    font-size: 2.5rem;
  }

  .page-news__timeline-list {
    padding-left: 4rem;
  }

  .page-news__timeline-list::before {
    left: 1.6rem;
  }

  .page-news__timeline-node {
    left: -4rem;
    width: 3rem;
    height: 3rem;
  }

  .page-news__timeline-number {
    font-size: 1rem;
  }

  .page-news__timeline-card {
    margin-left: 0;
    padding: var(--spacing-lg);
  }

  .page-news__feature-content,
  .page-news__client-content {
    flex-direction: row;
    align-items: flex-start;
  }

  .page-news__feature-content p,
  .page-news__client-content p {
    flex: 1;
  }

  .page-news__feature-content img,
  .page-news__client-content img {
    flex: 0 0 400px;
    max-width: 400px;
  }

  .page-news__insights-card {
    width: 320px;
  }

  .page-news__insights-scroll {
    gap: var(--spacing-lg);
  }
}

@media (min-width: 1024px) {
  .page-news__feature-content img,
  .page-news__client-content img {
    flex-basis: 500px;
    max-width: 500px;
  }
}