/* ==== 标签云（卡片内） —— Style 2 ================================== */
.tag-cloud-card .card-header{
  display:flex;align-items:center;justify-content:flex-start;
  gap:10px;padding:10px 14px;border-bottom:1px solid #f0f2f5;
  background:#fff;font-weight:600
}
.tag-cloud{
  display:flex;flex-wrap:wrap;gap:10px 10px;padding:12px 12px;
}
.tag-cloud a.tag{
  display:inline-block; padding:6px 10px;
  border-radius:6px; border:1px solid #e6e8eb;
  background:#f7f9fb; color:#444; text-decoration:none;
  font-size:13px; line-height:1; white-space:nowrap;
  transition:all .15s ease;
}
.tag-cloud a.tag:hover{
  background:#eef4ff; border-color:#cddcff; color:#2c6bed;
  transform:translateY(-1px);
}

/* 配色：轻量点缀 */
.tag-cloud a.tag:nth-child(10n+1){ background:#eef7ff; border-color:#d7eaff; }
.tag-cloud a.tag:nth-child(10n+2){ background:#effaf3; border-color:#d8f1e2; }
.tag-cloud a.tag:nth-child(10n+3){ background:#fff3ee; border-color:#ffe1d6; }
.tag-cloud a.tag:nth-child(10n+4){ background:#f3f0ff; border-color:#e3dcff; }
.tag-cloud a.tag:nth-child(10n+5){ background:#f7f7f7; border-color:#eaeaea; }
.tag-cloud a.tag:nth-child(10n+6){ background:#f0fbff; border-color:#d8f4ff; }
.tag-cloud a.tag:nth-child(10n+7){ background:#fff8e8; border-color:#ffedc2; }
.tag-cloud a.tag:nth-child(10n+8){ background:#eefcf5; border-color:#d5f6e4; }
.tag-cloud a.tag:nth-child(10n+9){ background:#fef0f3; border-color:#ffd9e0; }
.tag-cloud a.tag:nth-child(10n+10){ background:#f2f7ff; border-color:#dce7ff; }


/* === Force each tag to occupy width equal to 4 Chinese characters === */
.tag-cloud{
  display:flex; flex-wrap:wrap; gap:10px 10px; padding:12px 12px;
}
.tag-cloud a.tag{
  display:inline-flex; align-items:center; justify-content:center;
  width: calc(var(--tag-ch, 4) * 1em + 20px); /* 4个汉字宽度 + 水平内边距(约) */
  padding: 6px 10px;
  box-sizing: border-box;
  overflow: hidden; white-space: nowrap; text-overflow: ellipsis;
}
@media (min-width: 1200px){
  .tag-cloud a.tag{ width: calc(var(--tag-ch, 4) * 1em + 22px); }
}