/* ==========================================================================
   列表页样式 list.css
   说明：文章列表、分类网格、标签云、归档时间线等通用列表样式
   ========================================================================== */

/* ---------- 页面标题区 ---------- */
.page-banner {
  text-align: center;
  padding: 40px 20px 30px;
  background: linear-gradient(180deg, var(--color-primary-light) 0%, var(--color-bg) 100%);
}
.page-banner h1 {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 8px;
}
.page-banner .subtitle {
  font-size: 14px;
  color: var(--color-text-secondary);
}

/* ---------- 筛选条 ---------- */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  margin-bottom: 24px;
  background: var(--color-bg-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  flex-wrap: wrap;
}
.filter-bar .filter-label {
  font-size: 14px;
  color: var(--color-text-secondary);
}
.filter-bar .sort-links {
  display: flex;
  gap: 8px;
  margin-left: auto;   /* 排序靠右 */
}
.filter-bar .sort-links a {
  padding: 4px 12px;
  font-size: 13px;
  color: var(--color-text-secondary);
  border-radius: var(--radius-sm);
  transition: all 0.2s;
}
.filter-bar .sort-links a.active,
.filter-bar .sort-links a:hover {
  color: var(--color-primary);
  background: var(--color-primary-light);
}

/* ---------- 分类网格 ---------- */
.category-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.category-card {
  overflow: hidden;
  background: var(--color-bg-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  cursor: pointer;
  transition: all 0.2s;
}
.category-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-3px);
}
.category-card .cover {
  width: 100%;
  height: 120px;
  object-fit: cover;
}
.category-card .body {
  padding: 16px;
}
.category-card .name {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 4px;
}
.category-card .count {
  font-size: 13px;
  color: var(--color-text-light);
}

/* ---------- 标签云页（大版） ---------- */
.tag-cloud-large {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding: 30px 20px;
  background: var(--color-bg-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}
.tag-cloud-large .tag {
  padding: 6px 16px;
  font-size: 14px;
}
.tag-cloud-large .tag.size-sm { font-size: 13px; }
.tag-cloud-large .tag.size-md { font-size: 16px; }
.tag-cloud-large .tag.size-lg { font-size: 19px; font-weight: 500; }

/* ---------- 归档时间线 ---------- */
.archive-timeline {
  padding: 20px 0;
}
.archive-year {
  margin-bottom: 30px;
}
.archive-year .year-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 16px;
  padding-left: 16px;
  border-left: 4px solid var(--color-primary);
}
.archive-month {
  margin-bottom: 20px;
  padding-left: 20px;
}
.archive-month .month-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 12px;
}
.archive-list {
  padding-left: 20px;
  border-left: 2px solid var(--color-border-light);
}
.archive-list li {
  position: relative;
  padding: 8px 0 8px 20px;
  font-size: 14px;
  cursor: pointer;
}
.archive-list li::before {
  content: '';
  position: absolute;
  left: -6px;
  top: 16px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-bg);
  border: 2px solid var(--color-primary);
}
.archive-list li:hover::before {
  background: var(--color-primary);
}
.archive-list .date {
  color: var(--color-text-light);
  font-size: 12px;
  margin-right: 12px;
}
.archive-list .title {
  color: var(--color-text);
}
.archive-list li:hover .title {
  color: var(--color-primary);
}

/* ---------- 空结果 ---------- */
.no-result {
  text-align: center;
  padding: 60px 20px;
  color: var(--color-text-light);
}
.no-result .icon {
  font-size: 48px;
  margin-bottom: 12px;
}

/* ---------- 响应式 ---------- */
@media (max-width: 768px) {
  .category-grid {
    grid-template-columns: 1fr;
  }
  .filter-bar {
    flex-direction: column;
    align-items: flex-start;
  }
  .filter-bar .sort-links {
    margin-left: 0;
  }
}