:root{--van-title-bar-padding: 12px var(--van-padding-md) 8px;--van-title-bar-gap: 4px;--van-title-bar-bottom-gap: 4px;--van-title-bar-title-color: var(--van-gray-8);--van-title-bar-description-color: var(--van-gray-6);--van-title-bar-required-color: var(--van-danger-color);--van-title-bar-action-divider-before-gap: 8px;--van-title-bar-action-divider-after-gap: 2px;--van-title-bar-action-divider-color: var(--van-gray-4);--van-title-bar-action-divider-height: 12px;--van-title-bar-action-padding: 0 8px}.van-title-bar{margin-bottom:var(--van-title-bar-bottom-gap);color:var(--van-title-bar-title-color)}.van-title-bar__header{display:flex;box-sizing:border-box;align-items:flex-start;width:100%;padding:var(--van-title-bar-padding);color:inherit;font:inherit;text-align:left;background:transparent;border:0}.van-title-bar--required .van-title-bar__header{position:relative;overflow:visible}.van-title-bar--required .van-title-bar__header:before{position:absolute;top:12px;left:var(--van-padding-xs);color:var(--van-title-bar-required-color);font-size:var(--van-font-size-md);line-height:var(--van-line-height-lg);content:"*"}.van-title-bar--expandable .van-title-bar__header{cursor:pointer}.van-title-bar--expandable .van-title-bar__header:active{background:var(--van-active-color)}.van-title-bar__icon{flex:none;margin:3px 4px 0 0;font-size:16px}.van-title-bar__text{display:flex;flex:1;flex-direction:column;min-width:0}.van-title-bar__title-row{display:flex;align-items:center;min-width:0}.van-title-bar__text strong{flex:0 1 auto;min-width:0;overflow:hidden;font-size:var(--van-font-size-md);font-weight:var(--van-font-weight-bold);line-height:var(--van-line-height-lg);text-overflow:ellipsis;white-space:nowrap}.van-title-bar__description{overflow:hidden;color:var(--van-title-bar-description-color);font-size:var(--van-font-size-sm);font-weight:400;line-height:var(--van-line-height-md);text-overflow:ellipsis;white-space:nowrap}.van-title-bar__action{display:flex;flex:none;align-items:center;margin-left:var(--van-title-bar-action-divider-before-gap)}.van-title-bar__action-divider{width:1px;height:var(--van-title-bar-action-divider-height);margin-right:var(--van-title-bar-action-divider-after-gap);background:var(--van-title-bar-action-divider-color)}.van-title-bar__action .van-button{flex:none;height:var(--van-line-height-lg);padding:var(--van-title-bar-action-padding);font-size:var(--van-font-size-md);font-weight:var(--van-font-weight-bold);line-height:var(--van-line-height-lg)}.van-title-bar__arrow{flex:none;margin:4px 8px 0 0;color:var(--van-gray-6);font-size:14px;transition:transform var(--van-animation-duration-fast);transform:rotate(180deg)}.van-title-bar__arrow--expanded{transform:rotate(0)}.van-title-bar__right-icon{flex:none;width:16px;height:16px;margin:3px 0 0 8px;color:var(--van-gray-7);font-size:16px;line-height:16px}.van-title-bar--mini .van-title-bar__header{padding-top:12px;padding-bottom:8px}.van-title-bar--mini .van-title-bar__text strong{font-size:var(--van-font-size-sm);line-height:var(--van-line-height-md)}.van-title-bar--mini .van-title-bar__icon{margin-top:3px;font-size:14px}.van-title-bar--mini .van-title-bar__arrow{margin-top:3px}.van-title-bar--mini .van-title-bar__right-icon{width:12px;height:12px;margin-top:3px;font-size:12px;line-height:12px}.van-title-bar--mini .van-title-bar__action .van-button{height:var(--van-line-height-md);font-size:var(--van-font-size-sm);line-height:var(--van-line-height-md)}.van-title-bar--bottom-gap-4{margin-bottom:4px}.van-title-bar--bottom-gap-8{margin-bottom:8px}.van-title-bar--bottom-gap-12{margin-bottom:12px}