/* tree family — 侧栏定宽面板；圆角跟 --wa-radius */
.wa-tree-panel {
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
  width: 260px;
  max-width: 100%;
  overflow: hidden;
  border: 1px solid var(--color-border-2);
  border-radius: var(--wa-radius, 12px);
  background: var(--color-bg-2, #fff);
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}

.wa-tree-panel__head {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  gap: 8px;
  height: 40px;
  padding: 0 14px;
  color: var(--color-text-1);
  font-weight: 600;
  font-size: 13px;
  line-height: 40px;
  background-color: var(--color-fill-1);
  border-bottom: 1px solid var(--color-border-1, var(--color-border-2));
}

.wa-tree-panel__title {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.wa-tree-panel__count {
  flex-shrink: 0;
  margin-left: auto;
  padding: 0 7px;
  height: 20px;
  color: var(--color-text-3);
  font-weight: 500;
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  line-height: 20px;
  background: var(--color-fill-2);
  border-radius: 999px;
}

.wa-tree-panel__body {
  padding: 6px;
  overflow: visible;
}

.wa-tree.arco-tree {
  width: 100%;
  padding: 0;
  border: none;
  background: transparent;
}

/* 悬停/选中：行级弱底 + 圆角，不拉通栏到面板边 */
.wa-tree .arco-tree-node {
  box-sizing: border-box;
  margin: 1px 0;
  padding-right: 8px;
  padding-left: 4px;
  border-radius: 8px;
  transition: background-color 0.15s ease;
}

.wa-tree .arco-tree-node:hover {
  background-color: var(--color-fill-1);
}

.wa-tree .arco-tree-node-selected,
.wa-tree .arco-tree-node-selected:hover {
  background-color: var(--wa-color-primary-soft, rgba(var(--primary-6), 0.08));
}

.wa-tree .arco-tree-node-switcher {
  margin-right: 0;
  margin-left: 4px;
  color: var(--color-text-3);
}

.wa-tree .arco-tree-node-indent-block {
  width: 10px;
  margin-right: 4px;
}

.wa-tree .arco-checkbox {
  margin-right: 0;
  margin-left: 6px;
}

.wa-tree .arco-tree-node-title {
  margin-left: 6px;
  padding-left: 0;
  border-radius: 0;
}

.wa-tree .arco-tree-node-title:hover,
.wa-tree .arco-tree-node:hover .arco-tree-node-title,
.wa-tree .arco-tree-node-selected .arco-tree-node-title {
  background-color: transparent;
}

.wa-tree .arco-tree-node-title-block {
  box-sizing: border-box;
  min-width: 0;
}

.wa-tree .arco-tree-node-disabled .arco-tree-node-title {
  color: var(--color-text-4, var(--color-text-3));
}

/* 家族：卡片铺满栅格，面板在舞台内水平居中 */
.wa-fam-section[data-family="tree"] .wa-fam-card__stage {
  width: 100%;
  align-items: center;
  justify-content: center;
}

body.wa-preview-embed .wa-preview-stage[data-slug^="tree-"].wa-embed {
  width: fit-content;
  max-width: calc(100% - 32px);
  margin-inline: auto;
}

body.wa-preview-embed .wa-preview-stage[data-slug^="tree-"] .wa-embed__stage {
  align-items: center;
  justify-content: center;
}

/*
 * 弹窗裸预览：面板高度不超过 iframe 视口，多出的节点在面板体内滚动，
 * 避免整页 overflow:hidden 时底边裁切最后一行。
 */
body.wa-preview-embed.wa-preview-bare .wa-preview-stage[data-slug^="tree-"] .wa-tree-panel {
  max-height: calc(100vh - 16px);
}

body.wa-preview-embed.wa-preview-bare .wa-preview-stage[data-slug^="tree-"] .wa-tree-panel__body {
  flex: 1 1 auto;
  min-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding-bottom: 10px;
}