/**
 * 栏目标签页组件样式
 * 用于首页 index-catalog-tabs-1 和 index-catalog-tabs-2 组件
 */

/* ============================================
   1. 容器样式
   ============================================ */
.catalog-tabs {
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 12px rgba(31, 98, 163, 0.08);
  overflow: hidden;
}

.catalog-tabs--lg {
  height: 29rem;
}

.catalog-tabs--md {
  height: 28rem;
}

/* ============================================
   2. 导航栏样式
   ============================================ */
.catalog-tabs__nav {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding: 0 1rem;
  background: linear-gradient(180deg, #fafbfc 0%, #fff 100%);
  border-bottom: 2px solid #e8edf3;
  position: relative;
}

.catalog-tabs__nav-item {
  font-size: 1.15rem;
  font-weight: 600;
  color: #555;
  padding: 0.6rem 0.8rem;
  cursor: pointer;
  text-decoration: none;
  position: relative;
  transition: all 0.25s ease;
  white-space: nowrap;
}

.catalog-tabs__nav-item a {
  color: inherit;
  text-decoration: none;
}

.catalog-tabs__nav-item:hover,
.catalog-tabs__nav-item:hover a {
  color: rgb(31, 98, 163);
}

.catalog-tabs__nav-item.active {
  color: rgb(31, 98, 163);
}

.catalog-tabs__nav-item.active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -2px;
  transform: translateX(-50%);
  width: calc(100% - 1rem);
  height: 3px;
  background: linear-gradient(90deg, rgb(31, 98, 163), rgb(53, 133, 255));
  border-radius: 2px 2px 0 0;
}

/* 更多链接 */
.catalog-tabs__more {
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.1rem;
  color: #999;
  text-decoration: none;
  display: none; /* 默认隐藏，通过JS控制显示 */
  align-items: center;
  gap: 0.3rem;
  transition: all 0.25s ease;
}

.catalog-tabs__more::after {
  content: "›";
  font-size: 1.4rem;
  line-height: 1;
}

.catalog-tabs__more:hover {
  color: rgb(31, 98, 163);
  text-decoration: none;
}

/* ============================================
   3. 内容区域样式
   ============================================ */
.catalog-tabs__content {
  padding: 0;
}

.catalog-tabs__panel {
  display: none;
  padding: 0.8rem 1rem;
}

.catalog-tabs__panel.active {
  display: block;
}

/* ============================================
   4. 列表项样式
   ============================================ */
.catalog-tabs__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.catalog-tabs__item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0.5rem;
  border-bottom: 1px solid #f0f2f5;
  transition: all 0.2s ease;
}

.catalog-tabs__item:last-child {
  border-bottom: none;
}

.catalog-tabs__item:hover {
  background: linear-gradient(90deg, rgba(31, 98, 163, 0.04) 0%, transparent 100%);
  padding-left: 0.8rem;
}

.catalog-tabs__item:hover .catalog-tabs__link {
  color: rgb(31, 98, 163);
}

/* 标题链接 */
.catalog-tabs__link {
  flex: 1;
  font-size: 1rem;
  color: #333;
  text-decoration: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-right: 1rem;
  transition: color 0.2s ease;
  line-height: 1.6;
}

.catalog-tabs__link:hover {
  color: rgb(31, 98, 163);
  text-decoration: none;
}

/* 元信息区域(日期、新标签等) */
.catalog-tabs__meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.catalog-tabs__date {
  font-size: 0.85rem;
  color: #999;
  white-space: nowrap;
}

/* 新文章标签 */
.catalog-tabs__badge {
  display: none;
  width: 2rem;
  height: auto;
  vertical-align: middle;
}

.catalog-tabs__badge--show {
  display: inline-block;
}

/* ============================================
   5. 大尺寸变体 (用于 tabs-1)
   ============================================ */
.catalog-tabs--lg .catalog-tabs__nav-item {
  font-size: 1.5rem;
  padding: 0.75rem 1rem;
}

.catalog-tabs--lg .catalog-tabs__link {
  font-size: 1.4rem;
}

.catalog-tabs--lg .catalog-tabs__item {
  padding: 0.55rem 0.4rem;
}

.catalog-tabs--lg .catalog-tabs__date {
  font-size: 1.1rem;
}

.catalog-tabs--lg .catalog-tabs__more {
  font-size: 1.2rem;
}

.catalog-tabs--lg .catalog-tabs__more::after {
  font-size: 1.5rem;
}

/* 大尺寸内容区域 - 禁用滚动 */
.catalog-tabs--lg .catalog-tabs__panel {
  max-height: calc(29rem - 3rem);
  overflow: hidden;
}

/* ============================================
   6. 中等尺寸变体 (用于 tabs-2)
   ============================================ */
.catalog-tabs--md .catalog-tabs__nav-item {
  font-size: 1.5rem;
  padding: 0.65rem 0.9rem;
}

.catalog-tabs--md .catalog-tabs__link {
  font-size: 1.4rem;
}

.catalog-tabs--md .catalog-tabs__item {
  padding: 0.48rem 0.5rem;
}

.catalog-tabs--md .catalog-tabs__date {
  font-size: 1.1rem;
}

.catalog-tabs--md .catalog-tabs__more {
  font-size: 1.2rem;
}

.catalog-tabs--md .catalog-tabs__more::after {
  font-size: 1.5rem;
}

/* 中等尺寸内容区域 - 禁用滚动 */
.catalog-tabs--md .catalog-tabs__panel {
  max-height: calc(28rem - 3.4rem);
  overflow: hidden;
}

/* ============================================
   7. 滚动条美化
   ============================================ */
.catalog-tabs__panel::-webkit-scrollbar {
  width: 4px;
}

.catalog-tabs__panel::-webkit-scrollbar-track {
  background: #f5f5f5;
  border-radius: 2px;
}

.catalog-tabs__panel::-webkit-scrollbar-thumb {
  background: rgba(31, 98, 163, 0.3);
  border-radius: 2px;
}

.catalog-tabs__panel::-webkit-scrollbar-thumb:hover {
  background: rgba(31, 98, 163, 0.5);
}

/* ============================================
   8. 响应式适配
   ============================================ */
@media (max-width: 768px) {
  .catalog-tabs--lg,
  .catalog-tabs--md {
    height: auto;
    min-height: 20rem;
  }

  .catalog-tabs__nav {
    flex-wrap: wrap;
    padding: 0 0.5rem;
  }

  .catalog-tabs__nav-item {
    font-size: 1rem;
    padding: 0.7rem 0.8rem;
  }

  .catalog-tabs--lg .catalog-tabs__nav-item,
  .catalog-tabs--md .catalog-tabs__nav-item {
    font-size: 1rem;
    padding: 0.7rem 0.8rem;
  }

  .catalog-tabs__more {
    position: static;
    transform: none;
    margin-left: auto;
  }

  .catalog-tabs__item {
    padding: 0.6rem 0.3rem;
  }

  .catalog-tabs__link {
    font-size: 0.9rem;
  }

  .catalog-tabs__date {
    font-size: 0.75rem;
  }
}