/** Tab 内可滚动区域：iOS 上 flex + height:0 会塌成空白，统一用 100% + min-height:1px */
@mixin flex-scroll-y {
  flex: 1 1 auto;
  min-height: 1px;
  min-width: 0;
  width: 100%;
  height: 100%;
  box-sizing: border-box;
}

@mixin tab-panel-root {
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
  min-width: 0;
  min-height: 0;
  width: 100%;
  height: 100%;
  box-sizing: border-box;
}