/* 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 http://mozilla.org/MPL/2.0/. */

:host {
  /* in-content/common.css variables */
  --blue-50: #0a84ff;
  --grey-90-a10: rgba(12, 12, 13, 0.1);
  --shadow-30: 0 4px 16px var(--grey-90-a10);
  --border-active-shadow: var(--blue-50);
}

:host {
  display: block;
  position: absolute;
  bottom: 24px;
  inset-inline-start: 50%;
  translate: -50%;
}
:host(:-moz-locale-dir(rtl)) {
  translate: 50%;
}

.container {
  margin-inline: auto;
  align-items: center;
  display: flex;
  justify-content: center;
  box-shadow: var(--shadow-30);
  color: var(--toolbar-color);
  background-color: var(--toolbar-bgcolor);
  border-radius: 6px;
  border-style: none;
}
.container::before {
  content: "";
  display: block;
  position: absolute;
  inset: 0;
  z-index: -1;
  background-color: ButtonFace;
  border-radius: 6px;
}

.toolbarButton,
.toolbarCenter {
  align-self: stretch;
  flex: 0 0 auto;
  padding: var(--toolbarbutton-outer-padding);
  border: none;
  border-inline-end: 1px solid ThreeDShadow;
  border-block: 1px solid ThreeDShadow;
  color: inherit;
  background-color: transparent;
  min-width: calc(2 * var(--toolbarbutton-inner-padding) + 16px);
  min-height: calc(2 * var(--toolbarbutton-inner-padding) + 16px);
}
.startItem {
  border-inline-start: 1px solid ThreeDShadow;
  border-start-start-radius: 6px;
  border-end-start-radius: 6px;
}
.endItem {
  border-start-end-radius: 6px;
  border-end-end-radius: 6px;
}

.toolbarButton::after {
  content: "";
  display: inline-block;
  width: 16px;
  height: 16px;
  vertical-align: text-bottom;
  text-align: center;
  background-repeat: no-repeat;
  background-position: center center;
  background-size: 12px;
  -moz-context-properties: fill, fill-opacity;
  fill: var(--toolbarbutton-icon-fill);
}

.toolbarButton:hover {
  background-color: var(--toolbarbutton-hover-background);
}
.toolbarButton:hover:active {
  background-color: var(--toolbarbutton-active-background);
}
.toolbarButton::-moz-focus-inner {
  border: none;
}
.toolbarButton:focus {
  z-index: 1;
}

.toolbarButton:-moz-focusring {
  outline: 2px solid var(--border-active-shadow);
}

.toolbarCenter {
  flex-shrink: 0;
  /* 3 chars + (3px border + 1px padding) on both sides */
  min-width: calc(8px + 3ch);
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}

#navigateHome::after,
#navigateEnd::after {
  background-image: url("chrome://global/skin/icons/chevron.svg");
}

#navigatePrevious::after,
#navigateNext::after {
  background-image: url("chrome://global/skin/icons/arrow-left.svg");
}

#navigatePrevious:-moz-locale-dir(rtl)::after,
#navigateNext:-moz-locale-dir(ltr)::after {
  background-image: url("chrome://global/skin/icons/arrow-right.svg");
}

#navigateEnd:-moz-locale-dir(rtl)::after,
#navigateHome:-moz-locale-dir(ltr)::after {
  transform: scaleX(-1);
}

/* progressively hide the navigation buttons when the print preview is too narrow to fit */
@media (max-width: 550px) {
  #navigatePrevious,
  #navigateNext,
  #navigateEnd,
  #navigateHome {
    display: none;
  }
  .toolbarCenter {
    border-inline-start: 1px solid ThreeDShadow;
    border-radius: 6px;
  }
}
