.page-news {
  --news-card-radius: var(--radius-md);
  --news-transition: var(--transition-med);
  color: var(--text-primary);
  background: var(--bg-dark);
}

/* 首屏 */
.page-news__hero {
  padding: 2rem 0 3rem;
  position: relative;
}

.page-news__hero-inner {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  align-items: stretch;
}

.page-news__hero-image {
  flex: 0 0 auto;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  position: relative;
  transform: skewX(-2deg);
  transition: transform var(--news-transition);
}

.page-news__hero-image:hover {
  transform: skewX(0deg) scale(1.01);
}

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

.page-news__hero-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.page-news__breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.page-news__breadcrumb-link {
  color: var(--accent-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.page-news__breadcrumb-link:hover {
  color: var(--main-green);
}

.page-news__breadcrumb-sep {
  color: var(--text-muted);
}

.page-news__breadcrumb-current {
  color: var(--text-secondary);
}

.page-news__hero-title {
  margin: 0 0 0.75rem;
  color: var(--main-green);
  font-style: italic;
  letter-spacing: -0.02em;
}

.page-news__hero-desc {
  font-size: 1.125rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin: 0 0 1.5rem;
  max-width: 540px;
}

.page-news__updates {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.page-news__updates-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--text-primary);
  line-height: 1.5;
  padding: 0.5rem 0.75rem;
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  border-left: 3px solid transparent;
  transition: background var(--transition-fast), border-color var(--transition-fast);
}

.page-news__updates-item:hover {
  background: var(--bg-card-hover);
  border-left-color: var(--main-green);
}

.page-news__updates-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* 筛选标签区 */
.page-news__filter-wrapper {
  padding: 1rem 0 2rem;
  position: sticky;
  top: var(--nav-height);
  z-index: 20;
  background: var(--bg-dark);
  border-bottom: 1px solid var(--border-subtle);
}

.page-news__filter-group {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.page-news__filter-radio {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}

.page-news__tabs {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding: 0.25rem 0 0.5rem;
  scrollbar-width: thin;
  scrollbar-color: var(--border-subtle) transparent;
  -webkit-overflow-scrolling: touch;
}

.page-news__tabs::-webkit-scrollbar {
  height: 4px;
}

.page-news__tabs::-webkit-scrollbar-thumb {
  background: var(--border-subtle);
  border-radius: 4px;
}

.page-news__tab {
  flex-shrink: 0;
  padding: 0.5rem 1.25rem;
  border-radius: 999px;
  background: var(--bg-card);
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  user-select: none;
  white-space: nowrap;
}

.page-news__tab:hover {
  color: var(--text-primary);
  background: var(--bg-card-hover);
  border-color: var(--border-light);
}

#news-all:checked ~ .page-news__tabs label[for="news-all"],
#news-match:checked ~ .page-news__tabs label[for="news-match"],
#news-data:checked ~ .page-news__tabs label[for="news-data"],
#news-card:checked ~ .page-news__tabs label[for="news-card"],
#news-list:checked ~ .page-news__tabs label[for="news-list"] {
  background: var(--main-green);
  color: var(--bg-dark);
  border-color: var(--main-green);
  font-weight: 600;
}

/* 卡片容器 */
.page-news__cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

/* 卡片样式 */
.page-news__card {
  background: var(--bg-card);
  border-radius: var(--news-card-radius);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--news-transition), transform var(--news-transition);
  border: 1px solid var(--border-subtle);
}

.page-news__card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

/* 分类筛选逻辑 */
#news-match:checked ~ .page-news__cards .page-news__card:not([data-category="match"]),
#news-data:checked ~ .page-news__cards .page-news__card:not([data-category="data"]),
#news-card:checked ~ .page-news__cards .page-news__card:not([data-category="card"]),
#news-list:checked ~ .page-news__cards .page-news__card:not([data-category="list"]) {
  display: none;
}

#news-all:checked ~ .page-news__cards .page-news__card {
  display: block;
}

/* 卡片详情 */
.page-news__card-details {
  display: block;
}

.page-news__card-details[open] .page-news__card-summary {
  border-bottom: 1px solid var(--border-subtle);
}

.page-news__card-details[open] .page-news__card-expand svg {
  transform: rotate(45deg);
}

.page-news__card-summary {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem;
  cursor: pointer;
  list-style: none;
  transition: background var(--transition-fast);
  border-radius: var(--news-card-radius);
}

.page-news__card-summary::-webkit-details-marker {
  display: none;
}

.page-news__card-summary:hover {
  background: var(--bg-card-hover);
}

.page-news__card-icon {
  flex-shrink: 0;
  width: 64px;
  height: 64px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--bg-dark);
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-news__card-icon--custom {
  background: transparent;
  padding: 4px;
}

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

.page-news__card-header {
  flex: 1;
  min-width: 0;
}

.page-news__card-title {
  margin: 0.25rem 0 0.25rem;
  font-size: 1.125rem;
  color: var(--text-primary);
  font-style: italic;
}

.page-news__card-excerpt {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.page-news__card-expand {
  flex-shrink: 0;
  color: var(--text-muted);
  transition: color var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-news__card-expand svg {
  transition: transform var(--transition-med);
}

.page-news__card-summary:hover .page-news__card-expand {
  color: var(--main-green);
}

.page-news__card-body {
  padding: 0 1.25rem 1.25rem;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text-secondary);
  animation: page-news-fadeIn 0.3s ease;
}

.page-news__card-body p {
  margin: 0;
}

.page-news__inline-link {
  color: var(--accent-blue);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.page-news__inline-link:hover {
  color: var(--main-green);
  border-bottom-color: var(--main-green);
}

@keyframes page-news-fadeIn {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 底部链接区 */
.page-news__footer-links {
  padding: 2.5rem 0 4rem;
  border-top: 1px solid var(--border-subtle);
  margin-top: 1rem;
}

.page-news__footer-links-inner {
  text-align: center;
}

.page-news__footer-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin: 0;
}

.page-news__footer-link {
  color: var(--accent-orange);
  text-decoration: none;
  font-weight: 500;
  border-bottom: 1px solid transparent;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.page-news__footer-link:hover {
  color: var(--main-green);
  border-bottom-color: var(--main-green);
}

/* 响应式 - 平板及以上 */
@media (min-width: 768px) {
  .page-news__hero {
    padding: 3rem 0 4rem;
  }

  .page-news__hero-inner {
    flex-direction: row;
    align-items: center;
    gap: 3rem;
  }

  .page-news__hero-image {
    flex: 0 0 45%;
    max-width: 45%;
  }

  .page-news__hero-content {
    flex: 1;
  }

  .page-news__hero-title {
    font-size: 2.5rem;
  }

  .page-news__updates-item {
    font-size: 1rem;
    padding: 0.625rem 1rem;
  }

  .page-news__tabs {
    gap: 0.75rem;
    justify-content: center;
  }

  .page-news__tab {
    font-size: 1rem;
    padding: 0.625rem 1.5rem;
  }

  .page-news__cards {
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
  }

  .page-news__card-summary {
    padding: 1.5rem;
    gap: 1.25rem;
  }

  .page-news__card-icon {
    width: 80px;
    height: 80px;
  }

  .page-news__card-body {
    padding: 0 1.5rem 1.5rem;
    font-size: 1rem;
  }
}

/* 桌面大屏 */
@media (min-width: 1024px) {
  .page-news__hero {
    padding: 4rem 0 5rem;
  }

  .page-news__hero-inner {
    gap: 4rem;
  }

  .page-news__hero-image {
    flex: 0 0 50%;
    max-width: 50%;
  }

  .page-news__hero-title {
    font-size: 2.8rem;
  }

  .page-news__hero-desc {
    font-size: 1.25rem;
  }

  .page-news__cards {
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
  }
}

/* 确保窄屏不横向溢出 */
@media (max-width: 374px) {
  .page-news__hero-title {
    font-size: 1.5rem;
  }

  .page-news__hero-desc {
    font-size: 0.9rem;
  }

  .page-news__card-summary {
    flex-wrap: wrap;
    gap: 0.75rem;
  }

  .page-news__card-header {
    flex: 1 1 100%;
    order: 2;
  }

  .page-news__card-icon {
    order: 1;
  }

  .page-news__card-expand {
    order: 3;
  }
}