.page-news {
  --color-accent: #FF6B35;
  --color-primary: #1B4332;
  --color-primary-light: #2D6A4F;
  --color-bg: #F5E6CA;
  --color-bg-dark: #E6D3B3;
  --color-text: #2D2D2D;
  --color-text-secondary: #6C757D;
  --color-white: #FFFFFF;
  --color-data-green: #40916C;
  --color-data-orange: #FF8C42;
  --color-data-blue: #4895EF;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.14);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1200px;
}

/* ===== 面包屑 ===== */
.page-news__breadcrumb {
  padding-top: 1.5rem;
  padding-bottom: 0.25rem;
  font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.page-news__breadcrumb a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition);
}
.page-news__breadcrumb a:hover {
  color: var(--color-accent);
}
.page-news__sep {
  color: var(--color-text-secondary);
}

/* ===== Hero ===== */
.page-news__hero {
  padding-top: 1rem;
  padding-bottom: 0.5rem;
  text-align: center;
}
@media (min-width: 768px) {
  .page-news__hero {
    text-align: left;
  }
}
.page-news__hero-title {
  font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary);
  margin: 0 0 0.25rem;
  line-height: 1.15;
}
@media (min-width: 768px) {
  .page-news__hero-title {
    font-size: 2.75rem;
  }
}
.page-news__hero-desc {
  font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  font-size: 1rem;
  color: var(--color-text-secondary);
  margin: 0;
  line-height: 1.5;
}

/* ===== 标签页 ===== */
.page-news__filter {
  padding-top: 1.5rem;
  padding-bottom: 1rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.page-news__tabs {
  display: flex;
  gap: 0.5rem;
  flex-wrap: nowrap;
  min-width: max-content;
}
.page-news__tab {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1.25rem;
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-full);
  background: transparent;
  color: var(--color-primary);
  font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}
.page-news__tab:hover {
  background: var(--color-primary);
  color: var(--color-white);
}
.page-news__tab.is-active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-white);
}

/* ===== 文章网格 ===== */
.page-news__list {
  padding-top: 0.5rem;
  padding-bottom: 2rem;
}
.page-news__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
@media (min-width: 640px) {
  .page-news__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 1024px) {
  .page-news__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ===== 文章卡片 ===== */
.page-news__card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}
.page-news__card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.page-news__card-img {
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  display: block;
  aspect-ratio: 3 / 2;
}
.page-news__card-body {
  padding: 1rem 1.25rem 1.25rem;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 0.5rem;
}
.page-news__card-title {
  font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0;
  line-height: 1.3;
}
.page-news__card-summary {
  font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
  margin: 0;
  flex: 1;
}
.page-news__card-link {
  align-self: flex-start;
  margin-top: 0.5rem;
  text-decoration: none;
  font-weight: 600;
}

/* ===== 最新动态面板 ===== */
.page-news__update {
  padding-bottom: 3rem;
}
.page-news__update-panel {
  background: var(--color-bg-dark);
  border: 2px solid var(--color-accent);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: flex-start;
}
@media (min-width: 600px) {
  .page-news__update-panel {
    flex-direction: row;
    align-items: center;
    gap: 1.5rem;
  }
}
.page-news__update-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
}
.page-news__update-title {
  font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-primary);
  margin: 0 0 0.25rem;
  line-height: 1.2;
}
.page-news__update-text {
  font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  font-size: 1rem;
  color: var(--color-text);
  line-height: 1.6;
  margin: 0 0 0.75rem;
}
.page-news__update .btn {
  flex-shrink: 0;
}

/* ===== 胶囊标签变体微调 ===== */
.page-news .capsule-tag {
  display: inline-block;
  padding: 0.125rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--color-white);
  letter-spacing: 0.02em;
}
.page-news .capsule-tag.data-orange {
  background: var(--color-data-orange);
}
.page-news .capsule-tag.data-green {
  background: var(--color-data-green);
}
.page-news .capsule-tag.data-blue {
  background: var(--color-data-blue);
}

/* ===== 容器 ===== */
.page-news .container {
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1rem;
  padding-right: 1rem;
}
@media (min-width: 768px) {
  .page-news .container {
    padding-left: 2rem;
    padding-right: 2rem;
  }
}

/* ===== 按钮 ===== */
.page-news .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1.5rem;
  border-radius: var(--radius-full);
  font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.4;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
}
.page-news .btn-accent {
  background: var(--color-accent);
  color: var(--color-white);
}
.page-news .btn-accent:hover {
  background: #e55a2b;
  box-shadow: var(--shadow-sm);
}
.page-news .btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
}
.page-news .btn-primary:hover {
  background: var(--color-primary-light);
}