//
// Dropdown menus
// --------------------------------------------------


// Use the .menu class on any <li> element within the topbar or ul.tabs and you'll get some superfancy dropdowns
.dropdown {
  position: relative;
}

// Dropdown arrow/caret
// --------------------
.caret {
  display: inline-block;
  width: 0;
  height: 0;
  vertical-align: top;
  border: 4px solid transparent;
  border-top-color: @black;
}

// Place the caret
.dropdown .caret {
  margin-top: 8px;
  margin-left: 2px;
}

// The dropdown menu (ul)
// ----------------------
.dropdown-menu {
  max-height: 60vh;
  max-width: 90vw;
  overflow: auto;
  position: absolute;
  top: 100%;
  left: 0;
  z-index: @zindexDropdown;
  display: none; // none by default, but block on "open" of the menu
  min-width: 160px;
  padding: 5px 0;
  margin: 2px 0 0; // override default ul
  list-style: none;
  color: var(--dropdown-menu-color, inherit);
  background-color: var(--dropdown-menu-background-color, @dropdownBackground);
  border: 1px solid @dropdownBorder;
  box-shadow: 0 1px 2px rgba(0,0,0,0.2);
  background-clip: padding-box;

  // Aligns the dropdown menu to right
  &.right-edge {
    right: 0;
    left: auto;
  }

  // Links within the dropdown menu
  a {
    background-color: var(--dropdown-menu-bg-color, #fff);
    color: var(--dropdown-menu-color, @dropdownLinkColor);
    display: block;
    padding: 3px 10px;
    text-decoration: none;
    white-space: nowrap;
  }
}

// Hover state
// -----------
.dropdown-menu li:not(.disabled) > a:hover,
.dropdown-menu li:not(.disabled) > a:focus {
  background-color: var(--dropdown-menu-hover-bg-color, #444);
  color: var(--dropdown-menu-hover-color, #eee);
  text-decoration: none;
}

// Disabled state
// --------------
// Gray out text and ensure the hover state remains gray
.dropdown-menu .disabled > a,
.dropdown-menu .disabled > a:hover {
  color: @grayLight;
  cursor: not-allowed;
  opacity: 0.5;
}