/* 错题错因标签：卡片内展示、展开式编辑器 */

.mb-tag-line { margin: 6px 0 8px; }

.mb-tag-toggle {
  padding: 3px 10px; margin-left: 6px;
  border: 1px solid #d1d5db; border-radius: 999px;
  background: #fff; color: #6b7280; font-size: 12px; cursor: pointer;
  transition: all .15s;
}
.mb-tag-toggle:hover { border-color: #7c3aed; color: #7c3aed; }

.mb-tag-editor {
  margin-top: 8px; padding: 10px 12px;
  background: #f9fafb; border: 1px dashed #e5e7eb; border-radius: 8px;
}
.mb-tag-editor[hidden] { display: none; }

[data-theme="dark"] .mb-tag-toggle, body.dark .mb-tag-toggle { background: #111827; border-color: #4b5563; color: #9ca3af; }
[data-theme="dark"] .mb-tag-editor, body.dark .mb-tag-editor { background: #111827; border-color: #374151; }