/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at https://mozilla.org/MPL/2.0/. */

@import url("chrome://global/skin/design-system/text-and-typography.css");

/* The switcher is only meaningful in "hide-launcher" mode, where there is no
   launcher to switch panels with. It hides itself everywhere else. */
:host {
  display: none;
  min-width: 0;
}

@media -moz-pref("sidebar.visibility", "hide-launcher") {
  :host {
    display: flex;
    flex: 1 1 auto;
  }
}

.switcher-button {
  display: flex;
  align-items: center;
  gap: var(--space-small);
  flex: 1 1 auto;
  min-width: 0;
  padding: var(--space-xsmall) var(--space-small);
  border: none;
  border-radius: var(--border-radius-small);
  background-color: transparent;
  color: inherit;
  font: inherit;
  font-weight: var(--font-weight-bold);

  &:hover {
    background-color: var(--button-background-color-ghost-hover);
  }

  &:active {
    background-color: var(--button-background-color-ghost-active);
  }

  &:focus-visible {
    outline: var(--focus-outline);
    outline-offset: var(--focus-outline-inset);
  }
}

.switcher-arrow {
  flex: 0 0 auto;
  width: var(--size-item-xsmall);
  height: var(--size-item-xsmall);
  -moz-context-properties: fill;
  fill: currentColor;
}

/* Match the in-content menulist dropdown (e.g. about:preferences): the hovered
   and keyboard-active option get a filled highlight instead of the default
   button-hover color and focus ring. */
panel-item::part(button):hover,
panel-item::part(button):focus-visible {
  background-color: var(--background-color-list-item-hover);
  color: var(--text-color-list-item-hover);
  outline: none;
}

/* Add space between the selected item's checkmark and its label. */
panel-item::part(label) {
  padding-inline-start: var(--space-small);
}