@import '../../styles/variables.less';
@import '../../styles/themes/@{so-theme}.less';
@tabs-prefix: ~'@{so-prefix}-tabs';
@button-prefix: ~'@{so-prefix}-button';

@tabs-animation-duration-time: 0.2s;

.@{tabs-prefix} {
  position: relative;
  &-rtl {
    direction: rtl;
    text-align: right;
  }

  &-header {
    position: relative;
    z-index: 1;
    display: flex;
    margin-bottom: @tabs-header-margin;

    &-tabs {
      display: flex;
      flex: 1;
      overflow: hidden;
    }

    .@{tabs-prefix}-tab {
      position: relative;
      z-index: 1;
      display: inline-block;
      padding: @tabs-tab-padding-y @tabs-tab-padding-x;
      margin: 0 0 -1px 0;
      border: solid 1px @tabs-tab-border-color;
      border-radius: @tabs-link-border-radius @tabs-link-border-radius 0 0;
      cursor: pointer;
      transition: color @tabs-animation-duration-time;
      background: @tabs-tab-background;
      color: @tabs-tab-color;
      font-size: @tabs-tab-font-size;
    }
    .@{tabs-prefix}-active {
      color: @tabs-tab-active-color;
      border-color: @tabs-tab-active-border-color;
      border-bottom-color: @tabs-tab-active-background;
      background: @tabs-tab-active-background;
    }

    .@{tabs-prefix}-tab + .@{tabs-prefix}-tab {
      margin-left: @tabs-tab-spacing;
      .@{tabs-prefix}-rtl & {
        margin-left: 0;
        margin-right: @tabs-tab-spacing;
      }
    }

    .@{tabs-prefix}-tab-bordered {
      border: 1px solid #ddd;
      margin-bottom: 0;

      & + .@{tabs-prefix}-tab-bordered {
        &-ltr{
          margin-left: @tabs-button-spacing;
        }
        &-rtl {
          margin-right:  @tabs-button-spacing;
        }
      }

      &-active {
        border-bottom-color: transparent;
        background: @tabs-tab-active-background;
        color: @colors-primary;
      }
    }

    .@{tabs-prefix}-disabled {
      cursor: not-allowed;
    }

    .@{tabs-prefix}-active {
      z-index: 100;
      cursor: default;
    }

    .@{tabs-prefix}-hr {
      position: absolute;
      z-index: 10;
      bottom: 0;
      width: 100%;
      border-bottom: solid 1px @tabs-tab-active-border-color;
    }

    .@{tabs-prefix}-extra {
      display: flex;
      align-items: center;
    }
  }

  .@{tabs-prefix}-indicator {
    display: inline-block;
    width: 40px;
    padding-top: 11px;
    cursor: pointer;
    text-align: center;

    svg {
      width: 12px;
      height: 12px;
      transform: rotate(90deg);
      transition: transform 0.2s linear;
      .@{tabs-prefix}-rtl& {
        transform: rotate(-90deg);
      }

      path {
        fill: #999;
      }
    }

    &:hover svg path {
      fill: @colors-primary;
    }

    &.@{tabs-prefix}-collapsed {
      svg {
        transform: rotate(0);
      }
    }
    .@{tabs-prefix}-rtl& {
      transform: rotate(180deg);
    }
  }

  .@{tabs-prefix}-button-active {
    position: relative;
    z-index: 100;
    background: @colors-primary;
    color: #fff;
    border-color: @colors-primary;

    &:before {
      display: none;
    }

    &:not(:last-child):after {
      position: absolute;
      top: -1px;
      right: -1px;
      bottom: 0;
      width: 0;
      border-right: solid 1px @colors-primary;
      content: ' ';
      height: ~"calc(100% + 2px)";
      .@{tabs-prefix}-rtl& {
        right: auto;
        left: -1px;
      }
    }

    &.@{button-prefix}-default:not(.@{button-prefix}-disabled)  {
      &:hover,
      &:active,
      &:focus {
        color: #fff;
      }
    }
  }

  &-inner {
    overflow: hidden;
    flex: 1;

    a.@{tabs-prefix}-link {
      color: @text-color;

      &.@{tabs-prefix}-active {
        color: @tabs-line-active-color;
      }
    }
  }

  &-scroll {
    display: inline-block;
    transition: margin 0.2s linear;
    white-space: nowrap;
  }

  &-align-right &-inner {
    text-align: right;
  }

  &-align-right &-header-button {
    text-align: right;
  }

  &-auto-fill {
    height: 100%;
    display: flex;
    flex-direction: column;
    .@{tabs-prefix}-panel {
      flex: 1;
      overflow: auto;
    }
  }

  &-vertical {
    display: flex;
    justify-content: flex-start;
    flex-direction: row;

    > .@{tabs-prefix}-header {
      flex-direction: column;

      .@{tabs-prefix}-inner {
        padding: 0 0 1px 0;

        .@{tabs-prefix}-tab {
          display: block;
        }

        .@{tabs-prefix}-tab + .@{tabs-prefix}-tab {
          margin-top: @tabs-tab-spacing;
          margin-left: 0;
          .@{tabs-prefix}-rtl& {
            margin-right: 0;
          }
        }
      }

      .@{tabs-prefix}-scroll-next,
      .@{tabs-prefix}-scroll-prev {
        width: 100%;
        height: 30px;

        svg {
          transform: translate(-50%, -50%) rotate(90deg);
        }
      }

      .@{tabs-prefix}-hr {
        width: 0;
        height: 100%;
        border-left: solid 1px @tabs-tab-active-border-color;
      }
    }

    > .@{tabs-prefix}-panel {
      flex: 1;
    }
  }

  &-align-vertical-left {
    > .@{tabs-prefix}-header {
      margin-right: @tabs-header-margin;
      .@{tabs-prefix}-header-tabs {
        flex-direction: column;
      }
    }
    .@{tabs-prefix}-active {
      border-color: @tabs-tab-active-border-color @tabs-tab-active-background @tabs-tab-active-border-color @tabs-tab-active-border-color;
    }

    .@{tabs-prefix}-tab {
      border-radius: @tabs-link-border-radius 0 0 @tabs-link-border-radius;
    }

    .@{tabs-prefix}-hr {
      right: 0;
    }
  }

  &-align-vertical-right {
    > .@{tabs-prefix}-header {
      .@{tabs-prefix}-header-tabs {
        flex-direction: column;
      }
    }

    .@{tabs-prefix}-tab {
      border-radius: 0 @tabs-link-border-radius @tabs-link-border-radius 0;
    }

    .@{tabs-prefix}-active {
      border-color: @tabs-tab-active-border-color  @tabs-tab-active-border-color @tabs-tab-active-border-color @tabs-tab-active-background;
    }

    .@{tabs-prefix}-hr {
      left: 0;
    }
  }

  &-scroll-prev,
  &-scroll-next {
    position: relative;
    width: 30px;
    background: #fff;
    cursor: pointer;
    text-align: center;

    svg {
      position: absolute;
      top: 50%;
      left: 50%;
      width: 10px;
      transform: translate(-50%, -50%);
      .@{tabs-prefix}-rtl &{
        transform: translate(-50%, -50%) rotate(180deg);
      }
    }
  }

  &-scroll-prev {
    box-shadow: 0 0 1px 1px rgba(0, 0, 0, 0.2);
  }

  &-scroll-next {
    box-shadow: 0 0 1px 1px rgba(0, 0, 0, 0.2);
  }

  &-panel {
    position: relative;
    z-index: 10;
    display: none;

    &.@{tabs-prefix}-show {
      display: block;
    }
  }

  &-dash {
    > .@{tabs-prefix}-header {
      .@{tabs-prefix}-tab {
        border-color: transparent;
        background: transparent;
        color: inherit;
      }

      .@{tabs-prefix}-active {
        color: @tabs-line-active-color;
        border-color: transparent;
        background: transparent;

        &:after {
          bottom: 0;
          left: 50%;
          transform: translateX(-50%);
          position: absolute;
          width: 24px;
          height: 3px;
          border-radius: 3px;
          background: @tabs-line-active-color;
          content: ' ';
        }
      }
    }
  }

  &-line {

    // line hover css
    > .@{tabs-prefix}-header {
      .@{tabs-prefix}-tab {
        border-color: transparent;
        background: transparent;
        color: inherit;
      }
      .@{tabs-prefix}-tab:hover:not(.@{tabs-prefix}-active) {
        color: @primary-color-dark-btn-hover;
      }
      .@{tabs-prefix}-active {
        color: @tabs-line-active-color;
        border-color: transparent;
        background: transparent;

        &:after {
          position: absolute;
          width: 100%;
          height: 2px;
          background: @tabs-line-active-color;
          content: ' ';
        }
      }
    }
  }

  &-line:not(.@{tabs-prefix}-vertical) {
    > .@{tabs-prefix}-header .@{tabs-prefix}-active:after,
    .@{tabs-prefix}-sticky .@{tabs-prefix}-header .@{tabs-prefix}-active:after {
      bottom: 0;
      left: 0;
      display: block;
      .@{tabs-prefix}-rtl&{
        left: auto;
        right: 0;
      }
    }
  }

  &-dash.@{tabs-prefix}-align-vertical-left,
  &-line.@{tabs-prefix}-align-vertical-left {
    > .@{tabs-prefix}-header .@{tabs-prefix}-active:after,
    .@{tabs-prefix}-sticky .@{tabs-prefix}-header .@{tabs-prefix}-active:after {
      top: 0;
      right: -1px;
      left: auto;
      width: 2px;
      height: 100%;
    }
  }

  &-dash.@{tabs-prefix}-align-vertical-right,
  &-line.@{tabs-prefix}-align-vertical-right {
    > .@{tabs-prefix}-header .@{tabs-prefix}-active::after,
    .@{tabs-prefix}-sticky .@{tabs-prefix}-header .@{tabs-prefix}-active:after {
      top: 0;
      left: -1px;
      right: auto;
      width: 2px;
      height: 100%;
    }
  }
}