/* ===== 行业观察页专属样式 ===== */
.page-news {
  --pn-primary: #0077B6;
  --pn-accent: #FF6B35;
  --pn-water: #00B4D8;
  --pn-cream: #F8F9FA;
  --pn-deep: #2B2D42;
  --pn-border: rgba(0,119,182,0.12);
  --pn-shadow: 0 2px 8px rgba(0,0,0,0.04);
  --pn-radius: 8px;
  --pn-gap: 1.25rem;
  --pn-col-width: minmax(320px, 1fr);
  font-family: var(--font-body);
  color: var(--clr-text);
  background: var(--clr-cream);
  padding: var(--space-lg) 0 var(--space-2xl);
}

/* 容器继承全局 */
.page-news .container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-sm);
}

/* 面包屑不需要额外定义，使用全局类已定义 */

/* ===== 分屏布局 ===== */
.page-news__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  max-width: var(--max-width);
  margin: var(--space-lg) auto 0;
  padding: 0 var(--space-sm);
  position: relative;
}

/* 分屏隔断线（移动端不显示） */
.page-news__layout::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
  background: var(--pn-border);
  transform: translateX(-50%);
  display: none;
}

/* ===== 列公用 ===== */
.page-news__col {
  display: flex;
  flex-direction: column;
  gap: var(--pn-gap);
}

.page-news__col--left {
  order: 1;
}

.page-news__col--right {
  order: 2;
}

/* ===== 列头部 ===== */
.page-news__col-header {
  margin-bottom: var(--space-sm);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--pn-border);
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-xs);
}

.page-news__col-header--archive {
  margin-top: var(--space-lg);
  border-bottom-color: rgba(0,180,216,0.2);
}

.page-news__col-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.75rem;
  line-height: 1.2;
  color: var(--clr-deep);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  flex-wrap: wrap;
}

.page-news__col-title--sm {
  font-size: 1.25rem;
}

.page-news__col-desc {
  font-size: 0.95rem;
  color: var(--clr-text-light);
  margin-top: var(--space-xs);
  width: 100%;
}

/* ===== 战报列表 ===== */
.page-news__report-list {
  display: flex;
  flex-direction: column;
  gap: var(--pn-gap);
}

.page-news__report-item {
  display: flex;
  gap: var(--space-sm);
  background: var(--clr-white);
  border-radius: var(--pn-radius);
  padding: var(--space-sm);
  box-shadow: var(--pn-shadow);
  border: 1px solid var(--pn-border);
  transition: box-shadow 0.2s ease;
}

.page-news__report-item:hover {
  box-shadow: 0 4px 16px rgba(0,119,182,0.08);
}

.page-news__report-image {
  flex: 0 0 120px;
  height: 90px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--clr-cream);
}

.page-news__report-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  max-width: 100%;
}

.page-news__report-body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.page-news__report-heading {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.05rem;
  line-height: 1.3;
  margin: 0 0 0.25rem;
}

.page-news__report-link {
  color: var(--pn-primary);
  text-decoration: none;
  transition: color 0.15s;
}

.page-news__report-link:hover {
  color: var(--clr-primary-dark);
  text-decoration: underline;
}

.page-news__report-excerpt {
  font-size: 0.9rem;
  color: var(--clr-text-light);
  line-height: 1.5;
  margin: 0 0 0.35rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 展开/折叠按钮 */
.page-news__toggle-btn {
  background: none;
  border: none;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0;
  cursor: pointer;
  color: var(--pn-primary);
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  transition: color 0.15s;
}

.page-news__toggle-btn:hover {
  color: var(--clr-primary-dark);
}

.page-news__toggle-btn[aria-expanded="true"] .page-news__toggle-icon {
  transform: rotate(45deg);
}

.page-news__toggle-label {
  line-height: 1;
}

.page-news__toggle-icon {
  display: inline-block;
  font-size: 1.1rem;
  line-height: 1;
  transition: transform 0.2s ease;
}

.page-news__report-detail {
  margin-top: 0.5rem;
  padding-top: 0.5rem;
  border-top: 1px dashed var(--pn-border);
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--clr-text);
}

.page-news__report-detail[hidden] {
  display: none;
}

.page-news__detail-link {
  margin-top: 0.5rem;
  display: inline-block;
}

/* ===== 加载更多 ===== */
.page-news__load-more {
  text-align: center;
  padding: var(--space-md) 0;
}

.page-news__load-hint {
  font-size: 0.85rem;
  color: var(--clr-text-light);
  margin: 0 0 0.5rem;
}

.page-news__load-indicator {
  display: inline-flex;
  gap: 0.35rem;
}

.page-news__load-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--pn-primary);
  animation: pn-load 1.2s infinite;
  opacity: 0.3;
}

.page-news__load-dot:nth-child(2) {
  animation-delay: 0.2s;
}

.page-news__load-dot:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes pn-load {
  0%, 80%, 100% { opacity: 0.3; transform: scale(0.8); }
  40% { opacity: 1; transform: scale(1); }
}

/* ===== 右栏 ------ 赛程 ===== */
.page-news__schedule-deco {
  width: 100%;
  margin: var(--space-sm) 0 var(--space-xs);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.page-news__schedule-img {
  max-width: 100%;
  height: auto;
  display: block;
}

.page-news__schedule-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-sm);
}

.page-news__schedule-card {
  background: var(--clr-white);
  border-radius: var(--pn-radius);
  padding: var(--space-sm) var(--space-md);
  box-shadow: var(--pn-shadow);
  border: 1px solid rgba(255,107,53,0.12);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  transition: box-shadow 0.2s;
}

.page-news__schedule-card:hover {
  box-shadow: 0 4px 16px rgba(255,107,53,0.08);
}

.page-news__schedule-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--pn-accent);
}

.page-news__schedule-teams {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--clr-deep);
}

.page-news__schedule-time {
  font-size: 0.9rem;
  color: var(--clr-text-light);
}

.page-news__schedule-link {
  align-self: flex-start;
  margin-top: 0.25rem;
}

/* ===== 右栏 ------ 时间轴 ===== */
.page-news__timeline {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  padding-left: 0.5rem;
  position: relative;
}

.page-news__timeline::before {
  content: '';
  position: absolute;
  left: 28px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: linear-gradient(180deg, var(--pn-water), rgba(0,180,216,0.2));
  border-radius: 1px;
}

.page-news__timeline-item {
  display: flex;
  gap: var(--space-sm);
  align-items: flex-start;
  position: relative;
  padding-bottom: var(--space-sm);
}

.page-news__timeline-item:last-child {
  padding-bottom: 0;
}

.page-news__timeline-icon {
  flex: 0 0 56px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--clr-cream);
  border: 2px solid var(--pn-water);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  z-index: 1;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.page-news__timeline-item:hover .page-news__timeline-icon {
  border-color: var(--pn-primary);
  box-shadow: 0 0 0 4px rgba(0,119,182,0.08);
}

.page-news__timeline-icon-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  max-width: 100%;
}

.page-news__timeline-body {
  flex: 1;
  min-width: 0;
  padding-top: 0.25rem;
}

.page-news__timeline-heading {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  margin: 0 0 0.2rem;
  color: var(--clr-deep);
}

.page-news__timeline-desc {
  font-size: 0.88rem;
  color: var(--clr-text-light);
  line-height: 1.4;
  margin: 0;
}

.page-news__timeline-cta {
  margin-top: var(--space-sm);
  text-align: center;
}

/* ===== 响应式 ===== */

/* 小屏微调 */
@media (max-width: 480px) {
  .page-news__report-image {
    flex: 0 0 80px;
    height: 60px;
  }

  .page-news__report-heading {
    font-size: 0.95rem;
  }

  .page-news__col-title {
    font-size: 1.35rem;
  }

  .page-news__schedule-teams {
    font-size: 1rem;
  }

  .page-news__timeline-icon {
    flex: 0 0 44px;
    width: 44px;
    height: 44px;
  }

  .page-news__timeline::before {
    left: 22px;
  }
}

/* 桌面 >= 768px */
@media (min-width: 768px) {
  .page-news .container {
    padding: 0 var(--space-md);
  }

  .page-news__layout {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    padding: 0 var(--space-md);
    margin-top: var(--space-2xl);
  }

  .page-news__layout::before {
    display: block;
  }

  .page-news__col--left {
    order: 0;
  }

  .page-news__col--right {
    order: 0;
  }

  .page-news__report-image {
    flex: 0 0 140px;
    height: 105px;
  }

  .page-news__col-title {
    font-size: 2rem;
  }

  .page-news__col-title--sm {
    font-size: 1.4rem;
  }

  .page-news__schedule-row {
    grid-template-columns: 1fr 1fr;
    gap: var(--pn-gap);
  }

  .page-news__timeline {
    padding-left: var(--space-sm);
  }

  .page-news__timeline::before {
    left: 32px;
  }

  .page-news__timeline-icon {
    flex: 0 0 64px;
    width: 64px;
    height: 64px;
  }
}

/* 大屏 >= 1024px */
@media (min-width: 1024px) {
  .page-news__layout {
    gap: var(--space-2xl);
  }

  .page-news__report-item {
    padding: var(--space-md);
  }

  .page-news__report-image {
    flex: 0 0 160px;
    height: 120px;
  }

  .page-news__report-heading {
    font-size: 1.1rem;
  }
}

/* ===== 交互动效 ===== */
.page-news__timeline-item {
  animation: pn-fade-in 0.5s ease both;
}

.page-news__timeline-item:nth-child(2) { animation-delay: 0.1s; }
.page-news__timeline-item:nth-child(3) { animation-delay: 0.2s; }
.page-news__timeline-item:nth-child(4) { animation-delay: 0.3s; }

@keyframes pn-fade-in {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* 分屏独立滚动（桌面） */
@media (min-width: 768px) {
  .page-news__col {
    max-height: calc(100vh - 12rem);
    overflow-y: auto;
    padding-right: var(--space-xs);
    scrollbar-width: thin;
    scrollbar-color: var(--pn-border) transparent;
  }

  .page-news__col::-webkit-scrollbar {
    width: 4px;
  }

  .page-news__col::-webkit-scrollbar-track {
    background: transparent;
  }

  .page-news__col::-webkit-scrollbar-thumb {
    background: var(--pn-border);
    border-radius: 2px;
  }
}