// The dropdown wrapper (`<div>`) .dropup, .dropend, .dropdown, .dropstart {

position: relative;

}

.dropdown-toggle {

white-space: nowrap;

// Generate the caret automatically
@include caret();

}

// The dropdown menu .dropdown-menu {

position: absolute;
z-index: $zindex-dropdown;
display: none; // none by default, but block on "open" of the menu
min-width: $dropdown-min-width;
padding: $dropdown-padding-y $dropdown-padding-x;
margin: 0; // Override default margin of ul
@include font-size($dropdown-font-size);
color: $dropdown-color;
text-align: left; // Ensures proper alignment if parent has it changed (e.g., modal footer)
list-style: none;
background-color: $dropdown-bg;
background-clip: padding-box;
border: $dropdown-border-width solid $dropdown-border-color;
@include border-radius($dropdown-border-radius);
@include box-shadow($dropdown-box-shadow);

&[data-bs-popper] {
  top: 100%;
  left: 0;
  margin-top: $dropdown-spacer;
}

}

// scss-docs-start responsive-breakpoints // We deliberately hardcode the `bs-` prefix because we check // this custom property in JS to determine Popper's positioning

@each $breakpoint in map-keys($grid-breakpoints) {

@include media-breakpoint-up($breakpoint) {
  $infix: breakpoint-infix($breakpoint, $grid-breakpoints);

  .dropdown-menu#{$infix}-start {
    --bs-position: start;

    &[data-bs-popper] {
      right: auto #{"/* rtl:ignore */"};
      left: 0 #{"/* rtl:ignore */"};
    }
  }

  .dropdown-menu#{$infix}-end {
    --bs-position: end;

    &[data-bs-popper] {
      right: 0 #{"/* rtl:ignore */"};
      left: auto #{"/* rtl:ignore */"};
    }
  }
}

} // scss-docs-end responsive-breakpoints

// Allow for dropdowns to go bottom up (aka, dropup-menu) // Just add .dropup after the standard .dropdown class and you're set. .dropup {

.dropdown-menu[data-bs-popper] {
  top: auto;
  bottom: 100%;
  margin-top: 0;
  margin-bottom: $dropdown-spacer;
}

.dropdown-toggle {
  @include caret(up);
}

}

.dropend {

.dropdown-menu[data-bs-popper] {
  top: 0;
  right: auto;
  left: 100%;
  margin-top: 0;
  margin-left: $dropdown-spacer;
}

.dropdown-toggle {
  @include caret(end);
  &::after {
    vertical-align: 0;
  }
}

}

.dropstart {

.dropdown-menu[data-bs-popper] {
  top: 0;
  right: 100%;
  left: auto;
  margin-top: 0;
  margin-right: $dropdown-spacer;
}

.dropdown-toggle {
  @include caret(start);
  &::before {
    vertical-align: 0;
  }
}

}

// Dividers (basically an `<hr>`) within the dropdown .dropdown-divider {

height: 0;
margin: $dropdown-divider-margin-y 0;
overflow: hidden;
border-top: 1px solid $dropdown-divider-bg;

}

// Links, buttons, and more within the dropdown menu // // `<button>`-specific styles are denoted with `// For <button>s` .dropdown-item {

display: block;
width: 100%; // For `<button>`s
padding: $dropdown-item-padding-y $dropdown-item-padding-x;
clear: both;
font-weight: $font-weight-normal;
color: $dropdown-link-color;
text-align: inherit; // For `<button>`s
text-decoration: if($link-decoration == none, null, none);
white-space: nowrap; // prevent links from randomly breaking onto new lines
background-color: transparent; // For `<button>`s
border: 0; // For `<button>`s

// Prevent dropdown overflow if there's no padding
// See https://github.com/twbs/bootstrap/pull/27703
@if $dropdown-padding-y == 0 {
  &:first-child {
    @include border-top-radius($dropdown-inner-border-radius);
  }

  &:last-child {
    @include border-bottom-radius($dropdown-inner-border-radius);
  }
}

&:hover,
&:focus {
  color: $dropdown-link-hover-color;
  text-decoration: if($link-hover-decoration == underline, none, null);
  @include gradient-bg($dropdown-link-hover-bg);
}

&.active,
&:active {
  color: $dropdown-link-active-color;
  text-decoration: none;
  @include gradient-bg($dropdown-link-active-bg);
}

&.disabled,
&:disabled {
  color: $dropdown-link-disabled-color;
  pointer-events: none;
  background-color: transparent;
  // Remove CSS gradients if they're enabled
  background-image: if($enable-gradients, none, null);
}

}

.dropdown-menu.show {

display: block;

}

// Dropdown section headers .dropdown-header {

display: block;
padding: $dropdown-header-padding;
margin-bottom: 0; // for use with heading elements
@include font-size($font-size-sm);
color: $dropdown-header-color;
white-space: nowrap; // as with > li > a

}

// Dropdown text .dropdown-item-text {

display: block;
padding: $dropdown-item-padding-y $dropdown-item-padding-x;
color: $dropdown-link-color;

}

// Dark dropdowns .dropdown-menu-dark {

color: $dropdown-dark-color;
background-color: $dropdown-dark-bg;
border-color: $dropdown-dark-border-color;
@include box-shadow($dropdown-dark-box-shadow);

.dropdown-item {
  color: $dropdown-dark-link-color;

  &:hover,
  &:focus {
    color: $dropdown-dark-link-hover-color;
    @include gradient-bg($dropdown-dark-link-hover-bg);
  }

  &.active,
  &:active {
    color: $dropdown-dark-link-active-color;
    @include gradient-bg($dropdown-dark-link-active-bg);
  }

  &.disabled,
  &:disabled {
    color: $dropdown-dark-link-disabled-color;
  }
}

.dropdown-divider {
  border-color: $dropdown-dark-divider-bg;
}

.dropdown-item-text {
  color: $dropdown-dark-link-color;
}

.dropdown-header {
  color: $dropdown-dark-header-color;
}

}