core/themes/olivero/css/components/dropbutton.css
/*
 * DO NOT EDIT THIS FILE.
 * See the following change record for more information,
 * https://www.drupal.org/node/3084859
 * @preserve
 */

/**
 * @file
 * Dropbutton styles.
 */

.dropbutton-wrapper {
  --dropbutton--height: var(--sp1-5);
  --dropbutton--secondary-bg-color: var(--color--white);
  --dropbutton--active-bg-color: var(--color--gray-90);
  --dropbutton--outline-color: var(--color--primary-40); /* Minimum 3:1 contrast ratio against --dropbutton--active-bg-color and --dropbutton--secondary-bg-color. */
  --dropbutton--border-radius: var(--border-radius);
  --dropbutton--font-size: var(--font-size-s);
  --dropbutton--text-color: var(--color-text-neutral-medium); /* Minimum 4.5:1 contrast ratio against --dropbutton--active-bg-color and --dropbutton--secondary-bg-color. */
  --dropbutton--text-hover-color: var(--color-text-primary-medium); /* Minimum 4.5:1 contrast ratio against --dropbutton--active-bg-color and --dropbutton--secondary-bg-color. */
}

.dropbutton-wrapper.open {
  position: relative;
  z-index: 100; /* Ensure this appears above all other dropbuttons. */
  filter: drop-shadow(0 2px 2px var(--dropbutton--active-bg-color));
}

.dropbutton-widget {
  position: relative;
  width: max-content;
  height: var(--dropbutton--height);
  padding-inline-end: var(--dropbutton--height);
  border-radius: var(--dropbutton--border-radius);
}

.dropbutton-single .dropbutton-widget {
  padding-inline-end: 0;
}

.dropbutton-wrapper.open .dropbutton-widget {
  border-radius: var(--dropbutton--border-radius) var(--dropbutton--border-radius) 0 0;
}

.dropbutton {
  height: var(--dropbutton--height);
  margin-block: 0;
  margin-inline-start: 0;
  padding-inline-start: 0;
  list-style: none;
  font-size: var(--dropbutton--font-size);
}

/* This is the button that expands/collapses the secondary options. */

.dropbutton-toggle button {
  position: absolute;
  top: 0;
  inset-inline-end: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: var(--dropbutton--height);
  height: var(--dropbutton--height);
  padding: 0;
  cursor: pointer;
  border-color: transparent;
  border-radius: 0 var(--border-radius) var(--border-radius) 0; /* LTR */
  background: var(--dropbutton--active-bg-color);
}

:is(.dropbutton-toggle button):focus {
  outline: solid 2px var(--dropbutton--outline-color);
  outline-offset: -2px;
}

:is(.dropbutton-toggle button):dir(rtl) {
  border-radius: var(--dropbutton--border-radius) 0 0 var(--dropbutton--border-radius);
}

:is(.dropbutton-toggle button)::before {
  display: block;
  width: var(--sp0-5);
  height: var(--sp0-5);
  content: "";
  transform: translateY(-25%) rotate(45deg);
  border-right: solid 2px var(--dropbutton--outline-color);
  border-bottom: solid 2px var(--dropbutton--outline-color);
}

:is(.dropbutton-wrapper.open :is(.dropbutton-toggle button))::before {
  transform: translateY(25%) rotate(225deg);
}

/* This is the first <li> element in the list of actions. */

.dropbutton-action:first-child {
  margin-inline-end: 2px;
  border: solid 1px transparent;
  border-radius: var(--dropbutton--border-radius) 0 0 var(--dropbutton--border-radius); /* LTR */
  background: var(--dropbutton--active-bg-color);
}

.dropbutton-action:first-child:dir(rtl) {
  border: solid 1px transparent;
  border-radius: 0 var(--dropbutton--border-radius) var(--dropbutton--border-radius) 0;
}

.dropbutton-action a {
  display: flex;
  align-items: center;
  margin-bottom: -2px; /* Account for borders. */
  padding: 0 0.5625rem;
  -webkit-text-decoration: none;
  text-decoration: none;
  color: var(--dropbutton--text-color);
  font-weight: 600;
}

:is(.dropbutton-action a):hover {
  color: inherit;
}

:is(.dropbutton-action a):focus {
  outline: solid 2px var(--dropbutton--outline-color);
  outline-offset: -1px; /* Overlap parent container by 1px. */
}

/* Special rules if there is only one action. */

:is(.dropbutton-single .dropbutton-action):first-child {
  border-right: solid 1px transparent; /* LTR */
  border-radius: var(--dropbutton--border-radius);
}

:is(.dropbutton-single .dropbutton-action):first-child:dir(rtl) {
  border: solid 1px transparent;
}

:is(.dropbutton-single .dropbutton-action) a {
  justify-content: center;
}

/* These are the <li> elements other than the first. */

.secondary-action {
  visibility: hidden;
  width: calc(100% + var(--dropbutton--height));
  border-right: 1px solid var(--dropbutton--active-bg-color);
  border-left: 1px solid var(--dropbutton--active-bg-color);
  background: var(--dropbutton--secondary-bg-color);
}

.secondary-action:last-child {
  border-bottom: 1px solid var(--dropbutton--active-bg-color);
}

.secondary-action a:hover {
  color: var(--dropbutton--text-hover-color);
}

.dropbutton-wrapper.open .secondary-action {
  visibility: visible;
}
