core/misc/dialog/off-canvas/css/titlebar.css
/*
 * DO NOT EDIT THIS FILE.
 * See the following change record for more information,
 * https://www.drupal.org/node/3084859
 * @preserve
 */

/**
 * @file
 * Styling for the titlebar within the off-canvas dialog.
 *
 * @internal
 */

#drupal-off-canvas-wrapper {
  --off-canvas-title-padding: calc(3 * var(--off-canvas-vertical-spacing-unit));
  --off-canvas-title-background-color: #2d2d2d;
  --off-canvas-title-text-color: #fff;
  --off-canvas-title-font-size: 1rem;
}

#drupal-off-canvas-wrapper .ui-dialog-titlebar {
  position: relative;
  margin: 0 calc(-1 * var(--off-canvas-padding));
  padding: var(--off-canvas-title-padding) 3.125rem;
  color: var(--off-canvas-title-text-color);
  background-color: var(--off-canvas-title-background-color);
  font-family: var(--off-canvas-title-font-family);
  font-size: var(--off-canvas-title-font-size);
  font-weight: bold;

  /* The pencil icon. */
}

:is(#drupal-off-canvas-wrapper .ui-dialog-titlebar)::before {
  position: absolute;
  top: 0;
  inset-inline-start: 1em;
  display: block;
  width: 1.25rem;
  height: 100%;
  content: "";
  background-color: currentColor;
  mask-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16'%3e%3cg%3e%3cpath fill='%23ffffff' d='M14.545 3.042l-1.586-1.585c-.389-.389-1.025-.389-1.414 0l-1.293 1.293 3 3 1.293-1.293c.389-.389.389-1.026 0-1.415z'/%3e%3crect fill='%23ffffff' x='5.129' y='3.8' transform='matrix(-.707 -.707 .707 -.707 6.189 20.064)' width='4.243' height='9.899'/%3e%3cpath fill='%23ffffff' d='M.908 14.775c-.087.262.055.397.316.312l2.001-.667-1.65-1.646-.667 2.001z'/%3e%3c/g%3e%3c/svg%3e");
  mask-repeat: no-repeat;
  mask-size: contain;
  mask-position: center;
}

@media (forced-colors: active) {
  :is(#drupal-off-canvas-wrapper .ui-dialog-titlebar)::before {
    background-color: canvastext;
  }
}

/* Close button. */

#drupal-off-canvas-wrapper .ui-dialog-titlebar-close {
  position: absolute;
  top: 50%;
  inset-inline: auto 0.625rem;
  overflow: hidden;
  width: 1.875rem;
  height: 1.875rem;
  cursor: pointer;
  transform: translateY(-50%);
  text-indent: -624.9375rem;
  color: inherit;
  border: 1px solid transparent;
  background-color: transparent;
  appearance: none;
}

:is(#drupal-off-canvas-wrapper .ui-dialog-titlebar-close):focus {
  outline: solid 2px currentColor;
  outline-offset: 2px;
}

/* The plus icon. */

:is(#drupal-off-canvas-wrapper .ui-dialog-titlebar-close)::before,
:is(#drupal-off-canvas-wrapper .ui-dialog-titlebar-close)::after {
  position: absolute;
  top: calc(50% - 1px);
  left: 50%;
  width: 50%;
  height: 0;
  content: "";
  border-top: solid 2px currentColor;
}

:is(#drupal-off-canvas-wrapper .ui-dialog-titlebar-close)::before {
  transform: translate(-50%, 50%) rotate(-45deg);
}

:is(#drupal-off-canvas-wrapper .ui-dialog-titlebar-close)::after {
  transform: translate(-50%, 50%) rotate(45deg);
}

/* Hide the default jQuery UI dialog close button. */

:is(#drupal-off-canvas-wrapper .ui-dialog-titlebar-close) .ui-icon {
  display: none;
}
