ant-design/components/menu/style/index.less

@import '../../style/themes/index';
@import '../../style/mixins/index';
@import './status';

@menu-prefix-cls: ~'@{ant-prefix}-menu';

// default theme
.@{menu-prefix-cls} {
  .reset-component();

  margin-bottom: 0;
  padding-left: 0; // Override default ul/ol
  color: @menu-item-color;
  font-size: @menu-item-font-size;
  line-height: 0; // Fix display inline-block gap
  text-align: left;
  list-style: none;
  background: @menu-bg;
  outline: none;
  box-shadow: @box-shadow-base;
  transition: background 0.3s, width 0.3s cubic-bezier(0.2, 0, 0, 1) 0s;
  .clearfix();

  ul,
  ol {
    margin: 0;
    padding: 0;
    list-style: none;
  }

  &-hidden {
    display: none;
  }

  &-item-group-title {
    height: @menu-item-group-height;
    padding: 8px 16px;
    color: @menu-item-group-title-color;
    font-size: @menu-item-group-title-font-size;
    line-height: @menu-item-group-height;
    transition: all 0.3s;
  }

  &-horizontal &-submenu {
    transition: border-color 0.3s @ease-in-out, background 0.3s @ease-in-out;
  }
  &-submenu,
  &-submenu-inline {
    transition: border-color 0.3s @ease-in-out, background 0.3s @ease-in-out,
      padding 0.15s @ease-in-out;
  }

  &-submenu-selected {
    color: @menu-highlight-color;
  }

  &-item:active,
  &-submenu-title:active {
    background: @menu-item-active-bg;
  }

  &-submenu &-sub {
    cursor: initial;
    transition: background 0.3s @ease-in-out, padding 0.3s @ease-in-out;
  }

  &-item a {
    color: @menu-item-color;
    &:hover {
      color: @menu-highlight-color;
    }
    &::before {
      position: absolute;
      top: 0;
      right: 0;
      bottom: 0;
      left: 0;
      background-color: transparent;
      content: '';
    }
  }

  // https://github.com/ant-design/ant-design/issues/19809
  &-item > .@{ant-prefix}-badge a {
    color: @menu-item-color;
    &:hover {
      color: @menu-highlight-color;
    }
  }

  &-item-divider {
    height: 1px;
    overflow: hidden;
    line-height: 0;
    background-color: @border-color-split;
  }

  &-item:hover,
  &-item-active,
  &:not(&-inline) &-submenu-open,
  &-submenu-active,
  &-submenu-title:hover {
    color: @menu-highlight-color;
  }

  &-horizontal &-item,
  &-horizontal &-submenu {
    margin-top: -1px;
  }

  &-horizontal > &-item:hover,
  &-horizontal > &-item-active,
  &-horizontal > &-submenu &-submenu-title:hover {
    background-color: transparent;
  }

  &-item-selected {
    color: @menu-highlight-color;
    a,
    a:hover {
      color: @menu-highlight-color;
    }
  }

  &:not(&-horizontal) &-item-selected {
    background-color: @menu-item-active-bg;
  }

  &-inline,
  &-vertical,
  &-vertical-left {
    border-right: @border-width-base @border-style-base @border-color-split;
  }

  &-vertical-right {
    border-left: @border-width-base @border-style-base @border-color-split;
  }

  &-vertical&-sub,
  &-vertical-left&-sub,
  &-vertical-right&-sub {
    min-width: 160px;
    max-height: calc(100vh - 100px);
    padding: 0;
    overflow: hidden;
    border-right: 0;

    // https://github.com/ant-design/ant-design/issues/22244
    // https://github.com/ant-design/ant-design/issues/26812
    &:not([class*='-active']) {
      overflow-x: hidden;
      overflow-y: auto;
    }

    .@{menu-prefix-cls}-item {
      left: 0;
      margin-left: 0;
      border-right: 0;
      &::after {
        border-right: 0;
      }
    }
    > .@{menu-prefix-cls}-item,
    > .@{menu-prefix-cls}-submenu {
      transform-origin: 0 0;
    }
  }

  &-horizontal&-sub {
    min-width: 114px; // in case of submenu width is too big: https://codesandbox.io/s/qvpwm6mk66
  }

  &-horizontal &-item,
  &-horizontal &-submenu-title {
    transition: border-color 0.3s, background 0.3s;
  }

  &-item,
  &-submenu-title {
    position: relative;
    display: block;
    margin: 0;
    padding: @menu-item-padding;
    white-space: nowrap;
    cursor: pointer;
    transition: border-color 0.3s, background 0.3s, padding 0.15s @ease-in-out;

    .@{menu-prefix-cls}-item-icon,
    .@{iconfont-css-prefix} {
      min-width: 14px;
      margin-right: @menu-icon-margin-right;
      font-size: @menu-icon-size;
      transition: font-size 0.15s @ease-out, margin 0.3s @ease-in-out, color 0.3s;
      + span {
        opacity: 1;
        transition: opacity 0.3s @ease-in-out, width 0.3s @ease-in-out, color 0.3s;
      }
    }

    &.@{menu-prefix-cls}-item-only-child {
      > .@{iconfont-css-prefix},
      > .@{menu-prefix-cls}-item-icon {
        margin-right: 0;
      }
    }
  }

  & > &-item-divider {
    height: 1px;
    margin: 1px 0;
    padding: 0;
    overflow: hidden;
    line-height: 0;
    background-color: @border-color-split;
  }

  &-submenu {
    &-popup {
      position: absolute;
      z-index: @zindex-dropdown;
      background: transparent;
      border-radius: @border-radius-base;
      box-shadow: none;
      transform-origin: 0 0;

      // https://github.com/ant-design/ant-design/issues/13955
      &::before {
        position: absolute;
        top: -7px;
        right: 0;
        bottom: 0;
        left: 0;
        z-index: -1;
        width: 100%;
        height: 100%;
        opacity: 0.0001;
        content: ' ';
      }
    }

    // https://github.com/ant-design/ant-design/issues/13955
    &-placement-rightTop::before {
      top: 0;
      left: -7px;
    }

    > .@{menu-prefix-cls} {
      background-color: @menu-bg;
      border-radius: @border-radius-base;
      &-submenu-title::after {
        transition: transform 0.3s @ease-in-out;
      }
    }

    &-popup > .@{menu-prefix-cls} {
      background-color: @menu-popup-bg;
    }

    &-expand-icon,
    &-arrow {
      position: absolute;
      top: 50%;
      right: 16px;
      width: 10px;
      color: @menu-item-color;
      transform: translateY(-50%);
      transition: transform 0.3s @ease-in-out;
    }

    &-arrow {
      &::before,
      &::after {
        position: absolute;
        width: 6px;
        height: 1.5px;
        background-color: currentColor;
        border-radius: 2px;
        transition: background 0.3s @ease-in-out, transform 0.3s @ease-in-out, top 0.3s @ease-in-out,
          color 0.3s @ease-in-out;
        content: '';
      }
      &::before {
        transform: rotate(45deg) translateY(-2.5px);
      }
      &::after {
        transform: rotate(-45deg) translateY(2.5px);
      }
    }

    &:hover > &-title > &-expand-icon,
    &:hover > &-title > &-arrow {
      color: @menu-highlight-color;
    }

    &-inline &-arrow {
      &::before {
        transform: rotate(-45deg) translateX(2.5px);
      }
      &::after {
        transform: rotate(45deg) translateX(-2.5px);
      }
    }

    &-horizontal &-arrow {
      display: none;
    }

    &-open&-inline > &-title > &-arrow {
      transform: translateY(-2px);
      &::after {
        transform: rotate(-45deg) translateX(-2.5px);
      }
      &::before {
        transform: rotate(45deg) translateX(2.5px);
      }
    }
  }

  &-vertical &-submenu-selected,
  &-vertical-left &-submenu-selected,
  &-vertical-right &-submenu-selected {
    color: @menu-highlight-color;
  }

  &-horizontal {
    line-height: @menu-horizontal-line-height;
    border: 0;
    border-bottom: @border-width-base @border-style-base @border-color-split;
    box-shadow: none;

    &:not(.@{menu-prefix-cls}-dark) {
      > .@{menu-prefix-cls}-item,
      > .@{menu-prefix-cls}-submenu {
        margin: @menu-item-padding;
        margin-top: -1px;
        margin-bottom: 0;
        padding: @menu-item-padding;
        padding-right: 0;
        padding-left: 0;

        &:hover,
        &-active,
        &-open,
        &-selected {
          color: @menu-highlight-color;
          border-bottom: 2px solid @menu-highlight-color;
        }
      }
    }

    > .@{menu-prefix-cls}-item,
    > .@{menu-prefix-cls}-submenu {
      position: relative;
      top: 1px;
      display: inline-block;
      vertical-align: bottom;
      border-bottom: 2px solid transparent;
    }

    > .@{menu-prefix-cls}-submenu > .@{menu-prefix-cls}-submenu-title {
      padding: 0;
    }

    > .@{menu-prefix-cls}-item {
      a {
        color: @menu-item-color;
        &:hover {
          color: @menu-highlight-color;
        }
        &::before {
          bottom: -2px;
        }
      }
      &-selected a {
        color: @menu-highlight-color;
      }
    }

    &::after {
      display: block;
      clear: both;
      height: 0;
      content: '\20';
    }
  }

  &-vertical,
  &-vertical-left,
  &-vertical-right,
  &-inline {
    .@{menu-prefix-cls}-item {
      position: relative;
      &::after {
        position: absolute;
        top: 0;
        right: 0;
        bottom: 0;
        border-right: @menu-item-active-border-width solid @menu-highlight-color;
        transform: scaleY(0.0001);
        opacity: 0;
        transition: transform 0.15s @ease-out, opacity 0.15s @ease-out;
        content: '';
      }
    }

    .@{menu-prefix-cls}-item,
    .@{menu-prefix-cls}-submenu-title {
      height: @menu-item-height;
      margin-top: @menu-item-vertical-margin;
      margin-bottom: @menu-item-vertical-margin;
      padding: 0 16px;
      overflow: hidden;
      line-height: @menu-item-height;
      text-overflow: ellipsis;
    }

    // disable margin collapsed
    .@{menu-prefix-cls}-submenu {
      padding-bottom: 0.02px;
    }

    .@{menu-prefix-cls}-item:not(:last-child) {
      margin-bottom: @menu-item-boundary-margin;
    }

    > .@{menu-prefix-cls}-item,
    > .@{menu-prefix-cls}-submenu > .@{menu-prefix-cls}-submenu-title {
      height: @menu-inline-toplevel-item-height;
      line-height: @menu-inline-toplevel-item-height;
    }
  }

  &-vertical {
    .@{menu-prefix-cls}-submenu-title {
      padding-right: 34px;
    }
  }

  &-inline {
    width: 100%;
    .@{menu-prefix-cls}-selected,
    .@{menu-prefix-cls}-item-selected {
      &::after {
        transform: scaleY(1);
        opacity: 1;
        transition: transform 0.15s @ease-in-out, opacity 0.15s @ease-in-out;
      }
    }

    .@{menu-prefix-cls}-item,
    .@{menu-prefix-cls}-submenu-title {
      width: ~'calc(100% + 1px)';
    }

    .@{menu-prefix-cls}-submenu-title {
      padding-right: 34px;
    }
  }

  &-inline-collapsed {
    width: @menu-collapsed-width;
    > .@{menu-prefix-cls}-item,
    > .@{menu-prefix-cls}-item-group
      > .@{menu-prefix-cls}-item-group-list
      > .@{menu-prefix-cls}-item,
    > .@{menu-prefix-cls}-item-group
      > .@{menu-prefix-cls}-item-group-list
      > .@{menu-prefix-cls}-submenu
      > .@{menu-prefix-cls}-submenu-title,
    > .@{menu-prefix-cls}-submenu > .@{menu-prefix-cls}-submenu-title {
      left: 0;
      padding: 0 ~'calc(50% - @{menu-icon-size-lg} / 2)';
      text-overflow: clip;
      .@{menu-prefix-cls}-submenu-arrow {
        display: none;
      }

      .@{menu-prefix-cls}-item-icon,
      .@{iconfont-css-prefix} {
        margin: 0;
        font-size: @menu-icon-size-lg;
        line-height: @menu-item-height;
        + span {
          display: inline-block;
          max-width: 0;
          opacity: 0;
        }
      }
    }

    .@{menu-prefix-cls}-item-icon,
    .@{iconfont-css-prefix} {
      display: inline-block;
    }

    &-tooltip {
      pointer-events: none;

      .@{menu-prefix-cls}-item-icon,
      .@{iconfont-css-prefix} {
        display: none;
      }
      a {
        color: @text-color-dark;
      }
    }

    .@{menu-prefix-cls}-item-group-title {
      padding-right: 4px;
      padding-left: 4px;
      overflow: hidden;
      white-space: nowrap;
      text-overflow: ellipsis;
    }
  }

  &-item-group-list {
    margin: 0;
    padding: 0;
    .@{menu-prefix-cls}-item,
    .@{menu-prefix-cls}-submenu-title {
      padding: 0 16px 0 28px;
    }
  }

  &-root&-vertical,
  &-root&-vertical-left,
  &-root&-vertical-right,
  &-root&-inline {
    box-shadow: none;
  }

  &-root&-inline-collapsed {
    .@{menu-prefix-cls}-item,
    .@{menu-prefix-cls}-submenu .@{menu-prefix-cls}-submenu-title {
      > .@{menu-prefix-cls}-inline-collapsed-noicon {
        font-size: @menu-icon-size-lg;
        text-align: center;
      }
    }
  }

  &-sub&-inline {
    padding: 0;
    background: @menu-inline-submenu-bg;
    border: 0;
    border-radius: 0;
    box-shadow: none;
    & > .@{menu-prefix-cls}-item,
    & > .@{menu-prefix-cls}-submenu > .@{menu-prefix-cls}-submenu-title {
      height: @menu-item-height;
      line-height: @menu-item-height;
      list-style-position: inside;
      list-style-type: disc;
    }

    & .@{menu-prefix-cls}-item-group-title {
      padding-left: 32px;
    }
  }

  // Disabled state sets text to gray and nukes hover/tab effects
  &-item-disabled,
  &-submenu-disabled {
    color: @disabled-color !important;
    background: none;
    border-color: transparent !important;
    cursor: not-allowed;
    a {
      color: @disabled-color !important;
      pointer-events: none;
    }
    > .@{menu-prefix-cls}-submenu-title {
      color: @disabled-color !important;
      cursor: not-allowed;
      > .@{menu-prefix-cls}-submenu-arrow {
        &::before,
        &::after {
          background: @disabled-color !important;
        }
      }
    }
  }
}

// Integration with header element so menu items have the same height
.@{ant-prefix}-layout-header {
  .@{menu-prefix-cls} {
    line-height: inherit;
  }
}

@import './dark';
@import './rtl';