/* =============================================
   page-news 内容专栏专属样式
   所有选择器限定 .page-news 作用域内
   ============================================= */
.page-news {
  --page-news-gap: 1.5rem;
  --page-news-card-radius: 12px;
  --page-news-card-bg: #ffffff;
  --page-news-card-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  --page-news-card-hover-shadow: 0 6px 24px rgba(0, 0, 0, 0.10);
  --page-news-accent: #E63946;
  --page-news-blue: #1D3557;
  --page-news-silver: #CAD2C5;
  --page-news-amber: #FFB347;
  --page-news-cream: #F5F0E8;
  --page-news-warm-gray: #D4C9B8;
  --page-news-deep-gray: #2D2D2D;
  --page-news-mid-gray: #4A4A4A;
  --page-news-light-gray: #B0B0B0;
  --page-news-font-heading: Georgia, "Times New Roman", serif;
  --page-news-font-body: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --page-news-font-data: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --page-news-max-width: 1200px;
  --page-news-radius-sm: 6px;
  --page-news-transition: 0.30s ease;

  background-color: var(--page-news-cream);
  padding: 2rem 0 4rem;
  font-family: var(--page-news-font-body);
  color: var(--page-news-mid-gray);
  line-height: 1.6;
}

/* 容器复用全局定义，仅微调内边距 */
.page-news .container {
  max-width: var(--page-news-max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ---------- 面包屑 ---------- */
.page-news__breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--page-news-light-gray);
  margin-bottom: 1.5rem;
}
.page-news__breadcrumb a {
  color: var(--page-news-blue);
  text-decoration: none;
  transition: color var(--page-news-transition);
}
.page-news__breadcrumb a:hover,
.page-news__breadcrumb a:focus-visible {
  color: var(--page-news-accent);
  text-decoration: underline;
}
.page-news__breadcrumb-sep {
  color: var(--page-news-warm-gray);
  user-select: none;
}

/* ---------- 页面标题 ---------- */
.page-news__header {
  margin-bottom: 2.5rem;
  position: relative;
}
.page-news__title {
  font-family: var(--page-news-font-heading);
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 700;
  color: var(--page-news-deep-gray);
  margin: 0 0 0.5rem;
  line-height: 1.15;
  letter-spacing: -0.01em;
}
.page-news__subtitle {
  font-size: 1.0625rem;
  color: var(--page-news-mid-gray);
  max-width: 640px;
  margin: 0 0 1.25rem;
  line-height: 1.5;
}
.page-news__search {
  position: relative;
  max-width: 400px;
}
.page-news__search-input {
  width: 100%;
  padding: 0.625rem 1rem 0.625rem 2.5rem;
  border: 1.5px solid var(--page-news-warm-gray);
  border-radius: 40px;
  background: #ffffff;
  font-family: var(--page-news-font-body);
  font-size: 0.9375rem;
  color: var(--page-news-deep-gray);
  transition: border-color var(--page-news-transition), box-shadow var(--page-news-transition);
  box-sizing: border-box;
}
.page-news__search-input::placeholder {
  color: var(--page-news-light-gray);
  opacity: 1;
}
.page-news__search-input:focus {
  outline: none;
  border-color: var(--page-news-accent);
  box-shadow: 0 0 0 3px rgba(230, 57, 70, 0.12);
}
.page-news__search-icon {
  position: absolute;
  left: 0.875rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--page-news-light-gray);
  pointer-events: none;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ---------- 区块标题 ---------- */
.page-news__section-title {
  font-family: var(--page-news-font-heading);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--page-news-deep-gray);
  margin: 0 0 1.125rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--page-news-warm-gray);
  position: relative;
}
.page-news__section-title::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 52px;
  height: 2px;
  background: var(--page-news-accent);
}

/* ---------- 分类筛选 ---------- */
.page-news__filters {
  margin-bottom: 2.5rem;
}
.page-news__filter-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.page-news__filter-btn {
  padding: 0.5rem 1.125rem;
  border: 1.5px solid var(--page-news-warm-gray);
  border-radius: 40px;
  background: transparent;
  font-family: var(--page-news-font-body);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--page-news-mid-gray);
  cursor: pointer;
  transition: background var(--page-news-transition), color var(--page-news-transition), border-color var(--page-news-transition);
  white-space: nowrap;
}
.page-news__filter-btn:hover,
.page-news__filter-btn:focus-visible {
  border-color: var(--page-news-accent);
  color: var(--page-news-accent);
  background: rgba(230, 57, 70, 0.04);
}
.page-news__filter-btn.is-active {
  background: var(--page-news-accent);
  border-color: var(--page-news-accent);
  color: #ffffff;
}
.page-news__filter-btn.is-active:hover,
.page-news__filter-btn.is-active:focus-visible {
  background: #c92e3a;
  border-color: #c92e3a;
  color: #ffffff;
}

/* ---------- 文章列表 ---------- */
.page-news__list {
  margin-bottom: 3.5rem;
}
.page-news__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

/* ---------- 文章卡片 ---------- */
.page-news__card {
  background: var(--page-news-card-bg);
  border-radius: var(--page-news-card-radius);
  box-shadow: var(--page-news-card-shadow);
  overflow: hidden;
  transition: box-shadow var(--page-news-transition), transform var(--page-news-transition);
  display: flex;
  flex-direction: column;
}
.page-news__card:hover,
.page-news__card:focus-within {
  box-shadow: var(--page-news-card-hover-shadow);
  transform: translateY(-3px);
}
.page-news__card-img-wrap {
  overflow: hidden;
  line-height: 0;
  background: var(--page-news-silver);
}
.page-news__card-img {
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.40s ease;
}
.page-news__card:hover .page-news__card-img,
.page-news__card:focus-within .page-news__card-img {
  transform: scale(1.03);
}
.page-news__card-body {
  padding: 1.125rem 1.25rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex: 1;
}
.page-news__card-title {
  font-family: var(--page-news-font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--page-news-deep-gray);
  margin: 0;
  line-height: 1.25;
}
.page-news__card-excerpt {
  font-size: 0.9375rem;
  color: var(--page-news-mid-gray);
  margin: 0;
  line-height: 1.5;
  flex: 1;
}
.page-news__card-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.25rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--page-news-warm-gray);
}
.page-news__card-meta .data-label {
  font-size: 0.8125rem;
  color: var(--page-news-light-gray);
  font-family: var(--page-news-font-data);
  font-weight: 300;
}
.page-news__card-meta .data-value {
  font-size: 0.875rem;
  color: var(--page-news-accent);
  font-family: var(--page-news-font-data);
  font-weight: 600;
}

/* ---------- 标签变体 ---------- */
.tag {
  display: inline-block;
  padding: 0.2rem 0.75rem;
  border-radius: 40px;
  font-size: 0.75rem;
  font-weight: 600;
  font-family: var(--page-news-font-body);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  background: var(--page-news-amber);
  color: var(--page-news-deep-gray);
  line-height: 1.4;
}
.tag--report {
  background: rgba(230, 57, 70, 0.10);
  color: var(--page-news-accent);
}
.tag--lineup {
  background: rgba(29, 53, 87, 0.10);
  color: var(--page-news-blue);
}
.tag--update {
  background: rgba(202, 210, 197, 0.40);
  color: var(--page-news-deep-gray);
}
.tag--guide {
  background: rgba(255, 179, 71, 0.20);
  color: #8c6a1f;
}

/* ---------- 分页指示器 ---------- */
.page-news__pagination-indicator {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.625rem;
  margin-top: 2rem;
  padding: 1rem 0 0;
}
.page-news__dot {
  display: block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--page-news-warm-gray);
  transition: background var(--page-news-transition), transform var(--page-news-transition);
}
.page-news__dot.is-current {
  background: var(--page-news-accent);
  transform: scale(1.3);
}

/* ---------- 文章模板 (正文视图) ---------- */
.page-news__template {
  margin-top: 1rem;
}
.page-news__template-card {
  background: #ffffff;
  border-radius: var(--page-news-card-radius);
  box-shadow: var(--page-news-card-shadow);
  padding: 1.75rem 1.5rem 2rem;
  border-left: 4px solid var(--page-news-accent);
}
.page-news__template-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.75rem;
}
.page-news__template-header .data-label {
  font-size: 0.8125rem;
  color: var(--page-news-light-gray);
  font-family: var(--page-news-font-data);
  font-weight: 300;
}
.page-news__template-title {
  font-family: var(--page-news-font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--page-news-deep-gray);
  margin: 0 0 0.75rem;
  line-height: 1.2;
}
.page-news__template-divider {
  width: 60px;
  height: 2px;
  background: var(--page-news-accent);
  margin-bottom: 1.25rem;
}
.page-news__template-body {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.page-news__template-text {
  font-size: 0.9625rem;
  color: var(--page-news-mid-gray);
  margin: 0;
  line-height: 1.65;
}
.page-news__template-figure {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 0;
  flex-wrap: wrap;
}
.page-news__template-img {
  width: 100px;
  height: 100px;
  object-fit: cover;
  border-radius: var(--page-news-radius-sm);
  background: var(--page-news-silver);
  flex-shrink: 0;
  max-width: 100%;
  height: auto;
}
.page-news__template-caption {
  font-size: 0.8125rem;
  color: var(--page-news-light-gray);
  font-family: var(--page-news-font-data);
  font-weight: 300;
  font-style: italic;
}
.page-news__template-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--page-news-warm-gray);
}
.page-news__template-footer .btn {
  font-size: 0.875rem;
  padding: 0.5rem 1.25rem;
  border-radius: 40px;
  font-weight: 500;
  text-decoration: none;
  display: inline-block;
  transition: background var(--page-news-transition), color var(--page-news-transition), box-shadow var(--page-news-transition);
  cursor: pointer;
  border: 1.5px solid transparent;
  font-family: var(--page-news-font-body);
}
.page-news__template-footer .btn--primary {
  background: var(--page-news-accent);
  color: #ffffff;
  border-color: var(--page-news-accent);
}
.page-news__template-footer .btn--primary:hover,
.page-news__template-footer .btn--primary:focus-visible {
  background: #c92e3a;
  border-color: #c92e3a;
}
.page-news__template-footer .btn--secondary {
  background: transparent;
  color: var(--page-news-blue);
  border-color: var(--page-news-blue);
}
.page-news__template-footer .btn--secondary:hover,
.page-news__template-footer .btn--secondary:focus-visible {
  background: var(--page-news-blue);
  color: #ffffff;
}

/* ---------- 桌面端 (≥768px) ---------- */
@media (min-width: 768px) {
  .page-news {
    padding: 3rem 0 5rem;
  }
  .page-news .container {
    padding: 0 2rem;
  }
  .page-news__header {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 3rem;
  }
  .page-news__title {
    width: 100%;
  }
  .page-news__subtitle {
    margin-bottom: 0;
    flex: 1 1 auto;
  }
  .page-news__search {
    flex-shrink: 0;
    margin-left: auto;
    min-width: 280px;
  }
  .page-news__filter-group {
    gap: 0.75rem;
  }
  .page-news__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
  }

  /* 错位排列：宽卡片占 2 列 */
  .page-news__card--wide {
    grid-column: span 2;
  }
  .page-news__card--narrow {
    grid-column: span 1;
  }

  /* 宽卡片内部横向布局 */
  .page-news__card--wide .page-news__card-body {
    padding: 1.25rem 1.5rem 1.5rem;
  }
  .page-news__card--wide .page-news__card-title {
    font-size: 1.25rem;
  }
  .page-news__card--wide .page-news__card-excerpt {
    font-size: 1rem;
  }

  /* 模板卡片内边距增加 */
  .page-news__template-card {
    padding: 2.25rem 2.5rem 2.5rem;
  }
  .page-news__template-title {
    font-size: 1.75rem;
  }
  .page-news__template-text {
    font-size: 1rem;
  }
  .page-news__template-figure {
    flex-wrap: nowrap;
  }
}

/* ---------- 大桌面端 (≥1024px) ---------- */
@media (min-width: 1024px) {
  .page-news {
    padding: 3.5rem 0 6rem;
  }
  .page-news .container {
    padding: 0 2.5rem;
  }
  .page-news__grid {
    gap: 2rem;
  }
  .page-news__card--wide .page-news__card-body {
    padding: 1.5rem 2rem 1.75rem;
  }
  .page-news__template-card {
    padding: 2.5rem 3rem 3rem;
  }
}

/* ---------- 可访问性辅助 ---------- */
.page-news a:focus-visible,
.page-news button:focus-visible {
  outline: 2px solid var(--page-news-accent);
  outline-offset: 2px;
}
.page-news__card a:focus-visible {
  outline-offset: 4px;
}