/* ============================================================
   首页重构新增样式
   轮播 + 侧边栏 + 列表 + 赛事大图 + 友情链接
   ============================================================ */

/* ---------- 两栏轮播布局 ---------- */
.dc-layout-carousel {
  display: flex;
  gap: var(--dc-space-6);
  flex-wrap: wrap;
  align-items: flex-start;
}

.dc-carousel-wrap {
  flex: 1 1 0;
  min-width: 0;
  max-width: 60%;
}

.dc-list-side {
  flex: 0 0 360px;
  max-width: 40%;
  display: flex;
  flex-direction: column;
  gap: var(--dc-space-3);
}

@media (max-width: 1023px) {
  .dc-layout-carousel {
    flex-direction: column;
  }
  .dc-carousel-wrap,
  .dc-list-side {
    flex: 0 0 100%;
    max-width: 100%;
  }
}

/* ---------- 轮播组件 ---------- */
.dc-carousel {
  position: relative;
  border-radius: var(--dc-radius-lg);
  overflow: hidden;
  background: var(--dc-surface);
  box-shadow: var(--dc-shadow-sm);
  aspect-ratio: 16 / 10;
}

.dc-carousel-item {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 500ms ease, visibility 500ms ease;
}

.dc-carousel-item.is-active {
  opacity: 1;
  visibility: visible;
}

.dc-carousel-link {
  display: block;
  width: 100%;
  height: 100%;
  position: relative;
}

.dc-carousel-image {
  position: absolute;
  inset: 0;
}

.dc-carousel-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.dc-carousel-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--dc-space-8) var(--dc-space-6) var(--dc-space-6);
  background: linear-gradient(to top, rgba(0,0,0,0.75) 0%, rgba(0,0,0,0.3) 60%, transparent 100%);
  color: #fff;
}

.dc-carousel-tag {
  display: inline-flex;
  padding: var(--dc-space-1) var(--dc-space-3);
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--dc-primary);
  color: #fff;
  border-radius: var(--dc-radius-sm);
  margin-bottom: var(--dc-space-2);
}

.dc-carousel-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: var(--dc-space-2);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.dc-carousel-excerpt {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.85);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 轮播箭头 */
.dc-carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.9);
  border: none;
  border-radius: var(--dc-radius-full);
  font-size: 1.5rem;
  color: var(--dc-text);
  cursor: pointer;
  z-index: 10;
  transition: all var(--dc-transition-fast);
  box-shadow: var(--dc-shadow-md);
}

.dc-carousel-arrow:hover {
  background: #fff;
  color: var(--dc-primary);
}

.dc-carousel-prev { left: var(--dc-space-4); }
.dc-carousel-next { right: var(--dc-space-4); }

/* 轮播指示器 */
.dc-carousel-dots {
  position: absolute;
  bottom: var(--dc-space-4);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--dc-space-2);
  z-index: 10;
}

.dc-carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--dc-radius-full);
  border: none;
  background: rgba(255,255,255,0.5);
  cursor: pointer;
  transition: all var(--dc-transition-fast);
  padding: 0;
}

.dc-carousel-dot.is-active {
  background: #fff;
  width: 24px;
  border-radius: 4px;
}

/* ---------- 右侧列表 ---------- */
.dc-list-item {
  display: flex;
  gap: var(--dc-space-3);
  padding: var(--dc-space-3);
  border-radius: var(--dc-radius-md);
  transition: all var(--dc-transition-fast);
  text-decoration: none;
}

.dc-list-item:hover {
  background: var(--dc-bg);
}

.dc-list-thumb {
  flex-shrink: 0;
  width: 80px;
  height: 60px;
  border-radius: var(--dc-radius-sm);
  overflow: hidden;
}

.dc-list-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.dc-list-body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--dc-space-1);
}

.dc-list-tag {
  display: inline-flex;
  align-self: flex-start;
  padding: 1px var(--dc-space-2);
  font-size: 0.6875rem;
  font-weight: 600;
  border-radius: var(--dc-radius-sm);
}

.dc-list-tag--news,
.dc-list-tag--最新报道 { background: rgba(46,139,87,0.12); color: var(--dc-primary); }
.dc-list-tag--product,
.dc-list-tag--新品推荐 { background: rgba(255,107,53,0.12); color: var(--dc-secondary); }
.dc-list-tag--单车赛事 { background: rgba(79,195,247,0.12); color: var(--dc-accent); }

.dc-list-title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--dc-text);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.dc-list-item:hover .dc-list-title {
  color: var(--dc-primary);
}

/* ---------- 赛事专区 + 侧边栏布局 ---------- */
.dc-layout-with-sidebar {
  display: flex;
  gap: var(--dc-space-8);
  flex-wrap: wrap;
}

.dc-main-col {
  flex: 1 1 0;
  min-width: 0;
  max-width: calc(100% - 360px);
}

.dc-sidebar-home {
  flex: 0 0 320px;
  max-width: 320px;
}

@media (max-width: 1023px) {
  .dc-layout-with-sidebar {
    flex-direction: column;
  }
  .dc-main-col,
  .dc-sidebar-home {
    flex: 0 0 100%;
    max-width: 100%;
  }
}

/* ---------- 赛事大图 ---------- */
.dc-race-featured {
  border-radius: var(--dc-radius-lg);
  overflow: hidden;
  margin-bottom: var(--dc-space-4);
  position: relative;
  aspect-ratio: 16 / 9;
}

.dc-race-featured-link {
  display: block;
  width: 100%;
  height: 100%;
  position: relative;
}

.dc-race-featured-link img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.dc-race-featured-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--dc-space-8) var(--dc-space-5) var(--dc-space-5);
  background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 100%);
}

.dc-race-featured-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 赛事小图 */
.dc-race-sub {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--dc-space-4);
  margin-bottom: var(--dc-space-4);
}

.dc-race-sub-item {
  display: block;
  position: relative;
  border-radius: var(--dc-radius-md);
  overflow: hidden;
  aspect-ratio: 16 / 10;
}

.dc-race-sub-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dc-transition-slow);
}

.dc-race-sub-item:hover img {
  transform: scale(1.05);
}

.dc-race-sub-title {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--dc-space-4) var(--dc-space-3) var(--dc-space-3);
  background: linear-gradient(to top, rgba(0,0,0,0.6), transparent);
  color: #fff;
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 赛事列表 */
.dc-race-list {
  display: flex;
  flex-direction: column;
  gap: var(--dc-space-3);
}

.dc-race-list-item {
  display: flex;
  flex-wrap: wrap;
  gap: var(--dc-space-2) var(--dc-space-4);
  padding: var(--dc-space-3) 0;
  border-bottom: 1px solid var(--dc-border-light);
  text-decoration: none;
  align-items: baseline;
}

.dc-race-list-item:last-child {
  border-bottom: none;
}

.dc-race-list-date {
  font-size: 0.8125rem;
  color: var(--dc-text-muted);
  font-family: var(--dc-font-mono);
}

.dc-race-list-author {
  font-size: 0.8125rem;
  color: var(--dc-text-secondary);
}

.dc-race-list-title {
  flex: 0 0 100%;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--dc-text);
  line-height: 1.4;
  margin-top: var(--dc-space-1);
}

.dc-race-list-item:hover .dc-race-list-title {
  color: var(--dc-primary);
}

/* ---------- 侧边栏 ---------- */
.dc-sidebar-block {
  background: var(--dc-surface);
  border-radius: var(--dc-radius-lg);
  padding: var(--dc-space-5);
  margin-bottom: var(--dc-space-6);
  box-shadow: var(--dc-shadow-sm);
}

.dc-sidebar-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--dc-text);
  margin-bottom: var(--dc-space-4);
  padding-bottom: var(--dc-space-3);
  border-bottom: 2px solid var(--dc-primary);
  display: inline-block;
}

.dc-sidebar-list {
  display: flex;
  flex-direction: column;
  gap: var(--dc-space-3);
}

.dc-sidebar-item {
  display: flex;
  flex-direction: column;
  gap: var(--dc-space-1);
  padding: var(--dc-space-2) 0;
  text-decoration: none;
  border-bottom: 1px solid var(--dc-border-light);
}

.dc-sidebar-item:last-child {
  border-bottom: none;
}

.dc-sidebar-item-thumb {
  width: 100%;
  height: 100px;
  border-radius: var(--dc-radius-md);
  overflow: hidden;
  margin-bottom: var(--dc-space-2);
}

.dc-sidebar-item-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.dc-sidebar-item-date {
  font-size: 0.75rem;
  color: var(--dc-text-muted);
  font-family: var(--dc-font-mono);
}

.dc-sidebar-item-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--dc-text);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.dc-sidebar-item:hover .dc-sidebar-item-title {
  color: var(--dc-primary);
}

.dc-sidebar-empty {
  font-size: 0.875rem;
  color: var(--dc-text-muted);
  padding: var(--dc-space-4) 0;
  text-align: center;
}

/* ---------- 友情链接 ---------- */
.dc-friend-section {
  padding-left: 0;
  padding-right: 0;
}
.dc-friend-fullwidth {
  width: 100%;
  padding: var(--dc-space-4) 0;
  background: var(--dc-surface);
}
.dc-friend-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--dc-space-4);
  justify-content: flex-start;
  padding-left: var(--dc-space-6);
  padding-right: var(--dc-space-6);
}

.dc-friend-link {
  display: inline-flex;
  align-items: center;
  gap: var(--dc-space-3);
  padding: var(--dc-space-3) var(--dc-space-4);
  background: var(--dc-surface);
  border: 1px solid var(--dc-border);
  border-radius: var(--dc-radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--dc-text-secondary);
  transition: all var(--dc-transition-fast);
  text-decoration: none;
  min-width: 8em;
}

.dc-friend-link:hover {
  border-color: var(--dc-primary);
  color: var(--dc-primary);
  box-shadow: var(--dc-shadow-sm);
}

.dc-friend-link__img {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-radius: var(--dc-radius-sm);
  background: #fff;
}

.dc-friend-link__img img {
  max-width: 36px;
  max-height: 36px;
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
}

.dc-friend-link__text {
  line-height: 1.4;
}

/* LOGO 图片模式：仅显示图标，不显示文字 */
.dc-friend-link--logo-only {
  min-width: auto;
  padding: var(--dc-space-2);
}

.dc-friend-link--logo-only .dc-friend-link__img {
  width: 48px;
  height: 48px;
  border-radius: var(--dc-radius-md);
}

.dc-friend-link--logo-only .dc-friend-link__img img {
  max-width: 44px;
  max-height: 44px;
}


/* 文章正文自然段落首行缩进 + 两端对齐 */
.dc-single-content p {
  text-indent: 2em;
  text-align: justify;
}


/* 列表页分页居中 */
.dc-pagination {
  display: flex !important;
  justify-content: center !important;
  align-items: center !important;
  width: 100%;
}
.dc-pagination .nav-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--dc-space-2);
}


/* ============================================================
   2026-07-10 首页需求调整
   需求 1/3/11/12：轮播自适应、赛事/活动预告改为产品测试样式、
   手机端轮播溢出修复、手机端统一大图卡片
   ============================================================ */

/* 需求 1：首页轮播图与 danche-hero（1280×540）同比例 */
.dc-home-feature-layout .dc-carousel {
  aspect-ratio: 1280 / 540;
}

/* 需求 3：赛事预告/活动预告使用产品测试同款列表样式 */
.dc-race-preview-list.dc-list-items--large {
  display: grid;
  grid-template-rows: repeat(4, minmax(0, 1fr));
  gap: 12px;
  min-height: 0;
}
.dc-race-preview-list.dc-list-items--large .dc-list-item--large {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  min-height: 72px;
  padding: 0;
  border-bottom: none;
}
.dc-race-preview-list.dc-list-items--large .dc-list-thumb--large {
  width: 112px;
  height: 72px;
}
.dc-race-preview-list.dc-list-items--large .dc-list-title--large {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--dc-text);
  line-height: 1.4;
  -webkit-line-clamp: 2;
  min-height: calc(1em * 1.4 * 2);
}
.dc-race-preview-date {
  font-size: 0.75rem;
  color: var(--dc-text-muted);
  margin-top: 4px;
}

/* 需求 11/12：手机端响应式修复 */
@media (max-width: 767px) {
  /* 修复轮播图右侧溢出/裁剪 */
  .dc-carousel-wrap,
  .dc-carousel-wrap--full,
  .dc-carousel {
    box-sizing: border-box;
    max-width: 100%;
  }

  /* 产品测试标题与上方轮播图间距 */
  .dc-section-alt .dc-list-side--large .dc-section-header {
    margin-top: 24px;
  }

  /* 手机端轮播转为大图卡片 */
  .dc-home-feature-layout .dc-carousel {
    aspect-ratio: auto;
    height: auto;
    overflow: visible;
    background: transparent;
    box-shadow: none;
    border-radius: 0;
    display: flex;
    flex-direction: column;
    gap: 16px;
  }
  .dc-home-feature-layout .dc-carousel-item {
    position: relative;
    opacity: 1;
    visibility: visible;
    aspect-ratio: 16 / 9;
    border-radius: var(--dc-radius-lg);
    overflow: hidden;
    box-shadow: var(--dc-shadow-sm);
  }
  .dc-home-feature-layout .dc-carousel-image {
    position: absolute;
    inset: 0;
  }
  .dc-home-feature-layout .dc-carousel-caption {
    padding: var(--dc-space-4);
  }
  .dc-home-feature-layout .dc-carousel-title {
    font-size: 1rem;
  }
  .dc-home-feature-layout .dc-carousel-arrow,
  .dc-home-feature-layout .dc-carousel-dots {
    display: none;
  }

  /* 手机端列表统一为大图卡片 */
  .dc-home-feature-layout .dc-list-items--large,
  .dc-race-preview-list.dc-list-items--large {
    display: flex;
    flex-direction: column;
    gap: 16px;
  }
  .dc-home-feature-layout .dc-list-item--large,
  .dc-race-preview-list.dc-list-items--large .dc-list-item--large {
    flex-direction: column;
    padding: 0;
    background: var(--dc-surface);
    border-radius: var(--dc-radius-lg);
    overflow: hidden;
    box-shadow: var(--dc-shadow-sm);
    min-height: auto;
    border-bottom: none;
  }
  .dc-home-feature-layout .dc-list-thumb--large,
  .dc-race-preview-list.dc-list-items--large .dc-list-thumb--large {
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 9;
    border-radius: 0;
  }
  .dc-home-feature-layout .dc-list-body,
  .dc-race-preview-list.dc-list-items--large .dc-list-body {
    padding: 12px 16px;
    justify-content: flex-start;
    height: auto;
  }
  .dc-home-feature-layout .dc-list-title--large,
  .dc-race-preview-list.dc-list-items--large .dc-list-title--large {
    font-size: 1rem;
    -webkit-line-clamp: 2;
    min-height: auto;
  }

  /* 手机端赛事报道/活动报道统一为大图卡片 */
  .dc-race-main-col .dc-grid-3-2 {
    grid-template-columns: 1fr !important;
    gap: 16px !important;
  }
  .dc-race-main-col .dc-card-uniform {
    border-radius: var(--dc-radius-lg);
  }
  .dc-race-main-col .dc-card-thumb {
    aspect-ratio: 16 / 9;
  }
  .dc-race-main-col .dc-card-body {
    padding: 12px 16px;
  }
  .dc-race-main-col .dc-card-title {
    font-size: 1rem;
    min-height: auto;
    -webkit-line-clamp: 2;
  }
  .dc-race-main-col .dc-card-meta {
    font-size: 0.75rem;
  }
}