@anchor-prefix: ~'ivu-anchor';
// Anchor
@anchor-border-width: 2px;
@border-color-split: #e8eaec; // inside
@body-background: #fff;
@primary-color: #2d8cf0;
@transition-time: 0.2s;
@ease-in-out: ease-in-out;
@text-color: #515a6e;

.@{anchor-prefix} {
  &-wrapper {
    padding-left: 4px;
    margin-left: -4px;
    overflow: auto;
  }

  /* stylelint-disable no-duplicate-selectors */
  & {
    position: relative;
    padding-left: @anchor-border-width;

    &-ink {
      position: absolute;
      top: 0;
      left: 0;
      height: 100%;
      &::before {
        position: relative;
        display: block;
        width: @anchor-border-width;
        height: 100%;
        margin: 0 auto;
        content: ' ';
        background-color: @border-color-split;
      }
      &-ball {
        position: absolute;
        left: 50%;
        display: inline-block;
        width: 4px;
        height: 4px;
        background-color: @body-background;
        border: 2px solid @primary-color;
        border-radius: 50%;
        transition: top @transition-time @ease-in-out;
        transform: translate(-50%, 2px);
      }
    }

    &.fixed &-ink &-ink-ball {
      display: none;
    }
  }

  &-link {
    padding: 8px 0 8px 16px;
    line-height: 1;

    &-title {
      position: relative;
      display: block;
      margin-bottom: 8px;
      overflow: hidden;
      color: @text-color;
      text-overflow: ellipsis;
      white-space: nowrap;
      transition: all 0.3s;
      &:only-child {
        margin-bottom: 0;
      }
    }

    &-active > &-title {
      color: @primary-color;
    }
  }

  &-link &-link {
    padding-top: 6px;
    padding-bottom: 6px;
  }
}