@import "./src/common/var.less";
@import "./src/common/mixins.less";

@scroll-bar-prefix: ~"@{css-prefix}scrollbar";

.@{scroll-bar-prefix}{
  position: relative;
  overflow: hidden;

  &-inner{
    overflow: scroll;
    height: 100%;

    &-hidden-default,
    &::-webkit-scrollbar {
      width: 0;
      height: 0;
    }
  }

  &:hover,
  &:active,
  &:focus {
    > .@{scroll-bar-prefix}-bar {
      opacity: 1;
      transition: opacity 340ms ease-out;
    }
  }

  &-bar{
    position: absolute;
    right: 2px;
    bottom: 2px;
    z-index: 1;
    border-radius: @scroll-bar-border-radius;
    -webkit-border-radius: @scroll-bar-border-radius;
    -moz-border-radius: @scroll-bar-border-radius;
    opacity: 0;
    transition: opacity 120ms ease-out;

    &-thumb{
      position: relative;
      display: block;
      width: 100%;
      height: 100%;
      cursor: pointer;
      border-radius: inherit;
      background-color: @scroll-bar-background-color;
      transition: .3s background-color;

      &:hover,
      &:active,
      &:focus {
        background-color: @scroll-bar-hover-background-color;
      }
    }
    &.is-vertical{
      width: @scroll-bar-size;
      top: 2px;
    }
    &.is-horizontal{
      height: @scroll-bar-size;
      left: 2px;
    }
  }
}