/* ── 归档树（年 → 月 → 文章）─────────────────────────────── */
.archiveTree {
  padding-left: 8px;
}
.treeYear {
  margin-bottom: 36px;
}
.treeYearTitle {
  font-size: 24px;
  color: #b3123f /* 主强调：领带的酒红 */;
  padding-bottom: 8px;
  margin-bottom: 16px;
  border-bottom: 2px solid rgba(179,18,63,0.25);
}
.treeMonth {
  margin: 0 0 20px 20px /* 缩进一层，层级不用解释也看得出来 */;
  padding-left: 18px;
  border-left: 2px solid rgba(179,18,63,0.18);
}
.treeMonthTitle {
  font-size: 16px;
  color: #8a817c;
  letter-spacing: 2px;
  margin-bottom: 10px;
}
.treeList {
  list-style: none /* 全局 * 重置没管圆点，得手动干掉 */;
}
.treeItem {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 6px 0;
}
.treeDay {
  font-size: 13px;
  color: #a89f99;
  font-variant-numeric: tabular-nums /* 数字等宽，"1日"和"15日"才对得齐 */;
  flex-shrink: 0;
}
.treeLink {
  font-size: 15px;
  color: #3d3733;
  text-decoration: none;
  transition: color 0.2s;
}
.treeLink:hover {
  color: #b3123f /* 主强调：领带的酒红 */;
}