@import "_variables";

/* Generic Menu Bar
   ========================================================================== */
.a-MenuBar-label {
  display: inline-block;
  font-size: 1.4rem;
  line-height: 1.6rem;
  padding: 12px;
  text-decoration: none;
  flex-grow: 1;

  &:hover {
    background-clip: padding-box;
    text-decoration: none;
  }

  & + .a-Menu-subMenuCol {
    flex-shrink: 0;
    align-self: center;
    line-height: 1;
  }
}

.a-MenuBar-item {
  display: flex;
  float: left;
  padding: 0;
  border-width: 0 1px;
  box-shadow: none;
  margin-left: 0;
  background-clip: content-box;

  .u-RTL & {
    float: right;
  }

  &.is-expanded {
    outline: none;
  }

  &:hover {
    background-color: transparent;
  }

  /* First Menu Bar Item */
  &:first-child {
    border-left-width: 0;

    .u-RTL & {
      border-right-width: 0;
      border-left-width: 1px;
    }
  }

  /* Focus State (also applied on hover) */
  &.is-focused {
    box-shadow: none;
  }

  /* Current Menu Item becomes bold */
  &.a-Menu--current {
    .a-MenuBar-label {
      font-weight: bold;
    }
  }

  /* Sub Menu Drop Down Icon */
  & > .a-Menu-subMenuCol,
  &.a-Menu--split > .a-Menu-subMenuCol {
    border-width: 0;
    padding: 0 12px 0 0;

    .u-RTL & {
      padding-right: 0;
      padding-left: 12px;
      border-right: 0 !important;
    }
  }

  & > .a-Menu-subMenuCol .a-Icon {
    border-radius: 12.5%;

    &:before {
      content: '\e0c2';
    }
  }

  & > button + .a-Menu-subMenuCol {
    /* When parent is no target, but has sub menu, then make it appear as single item */
    margin-left: -6px;

    .u-RTL & {
      margin-left: 0;
      margin-right: -6px;
    }
  }
}

/* Header Top Navigation Menu
   ========================================================================== */
.t-Header-nav-list {
  background-color: @g_Nav-BG;
}

.t-Header-nav {
  .a-MenuBar-label {
    color: @g_Nav-FG;
  }

  .t-Menu-badge {
    padding: 0 6px;
    font-size: 11px;
    line-height: inherit;
    font-weight: 500;
    background-color: @g_Nav-Badge-BG;
    color: @g_Nav-Badge-FG;
    display: inline-block;
    vertical-align: top;
    margin-left: 4px;
    border-radius: 16px;

    .u-RTL & {
      margin-left: 0;
      margin-right: 4px;
    }
  }

  .a-MenuBar-item {
    /* First Menu Bar Item */

    border-color: mix(@g_Nav-Active-FG, @g_Nav-BG, 7.5%);

    /* Focus State (also applied on hover) */
    &.is-focused {
      background-color: contrast(@g_Nav-Active-BG, darken(@g_Nav-Active-BG,   3%), lighten(@g_Nav-Active-BG,   3%),  43%);
      box-shadow: 0 0 0 1px @g_Focus inset;

      .a-MenuBar-label {
        color: @g_Nav-Active-FG;
      }
    }

    /* Current + Focused, or Current + Expanded */
    &.a-Menu--current,
    &.a-Menu--current.is-focused,
    &.is-expanded,
    &.a-Menu--current.is-expanded {
      background-color: @g_Nav-Active-BG;

      .a-MenuBar-label {
        color: @g_Nav-Active-FG;
      }
    }

    & > .a-Menu-subMenuCol .a-Icon {
      color: fade(@g_Nav-Active-FG, 80%);
    }

    &.a-Menu--split > .a-Menu-subMenuCol:hover .a-Icon,
    &.is-focused > button + .a-Menu-subMenuCol .a-Icon {
      /* Hovering over sub menu icon on menu bar,
         or hovering on a non-split menu bar item */
      background-color: fade(@g_Nav-Active-FG, 15%);
    }

    /* Icon when Menu Expanded */
    &.is-expanded > .a-Menu-subMenuCol .a-Icon,
    &.is-expanded > .a-Menu-subMenuCol:hover .a-Icon {
      background-color: @g_Nav-Accent-BG;
      border-color: @g_Nav-Accent-BG;
      color: @g_Nav-Accent-FG;
    }
  }
}

/* ==========================================================================
   Standalone Menu Bar
   ========================================================================== */
.t-MenuBar {
  background-color: @g_Button-BG;

  // border: 1px solid mix(@g_Button-Text, @g_Button-BG, 10%);
  .a-MenuBar-label {
    color: @g_Button-Text;
  }

  .a-MenuBar-item {
    /* First Menu Bar Item */
    border-color: mix(@g_Button-Text, @g_Button-BG, 10%);

    /* Focus State (also applied on hover) */
    &.is-focused {
      background-color: contrast(@g_Button-BG, darken(@g_Button-BG,   3%), lighten(@g_Button-BG,   3%),  43%);
    }

    /* Current + Focused, or Current + Expanded */
    &.a-Menu--current,
    &.a-Menu--current.is-focused,
    &.is-expanded,
    &.a-Menu--current.is-expanded {
      background-color: @g_NavBarMenu-Active-BG;

      .a-MenuBar-label {
        color: @g_NavBarMenu-Active-FG;
      }
    }

    & > .a-Menu-subMenuCol .a-Icon {
      color: fade(@g_Button-Text, 80%);
    }

    &.a-Menu--split > .a-Menu-subMenuCol:hover .a-Icon,
    &.is-focused > button + .a-Menu-subMenuCol .a-Icon {
      /* Hovering over sub menu icon on menu bar,
         or hovering on a non-split menu bar item */
      background-color: fade(@g_Button-Text, 15%);
    }

    /* Icon when Menu Expanded */
    &.is-expanded > .a-Menu-subMenuCol .a-Icon,
    &.is-expanded > .a-Menu-subMenuCol:hover .a-Icon {
      background-color: @g_NavBarMenu-Active-FG;
      border-color: @g_NavBarMenu-Active-FG;
      color: @g_NavBarMenu-Active-BG;
    }
  }
}