//
// Check/radio
//

.form-check {
  display: block;
  min-height: $form-check-min-height;
  @include ltr-rtl("padding-left", $form-check-padding-start);
  margin-bottom: $form-check-margin-bottom;

  .form-check-input {
    // float: left;
    // margin-left: $form-check-padding-start * -1;
    @include ltr-rtl("float", left);
    @include ltr-rtl("margin-left", $form-check-padding-start * -1);
  }
}

.form-check-input {
  width: $form-check-input-width;
  height: $form-check-input-width;
  margin-top: ($line-height-base - $form-check-input-width) * .5; // line-height minus check height
  vertical-align: top;
  background-color: var(--#{$variable-prefix}form-check-input-bg, $form-check-input-bg);
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  border: $form-check-input-border;
  appearance: none;
  color-adjust: exact; // Keep themed appearance for print
  @include transition($form-check-transition);

  &[type="checkbox"] {
    @include border-radius($form-check-input-border-radius);
  }

  &[type="radio"] {
    // stylelint-disable-next-line property-disallowed-list
    border-radius: $form-check-radio-border-radius;
  }

  &:active {
    filter: $form-check-input-active-filter;
  }

  &:focus {
    border-color: $form-check-input-focus-border;
    outline: 0;
    box-shadow: $form-check-input-focus-box-shadow;
  }

  &:checked {
    background-color: var(--#{$variable-prefix}form-check-input-checked-bg-color, $form-check-input-checked-bg-color);
    border-color: var(--#{$variable-prefix}form-check-input-checked-border-color, $form-check-input-checked-border-color);

    &[type="checkbox"] {
      @if $enable-gradients {
        background-image: var(--#{$variable-prefix}form-check-input-checked-bg-image, escape-svg($form-check-input-checked-bg-image)), var(--#{$variable-prefix}gradient);
      } @else {
        background-image: var(--#{$variable-prefix}form-check-input-checked-bg-image, escape-svg($form-check-input-checked-bg-image));
      }
    }

    &[type="radio"] {
      @if $enable-gradients {
        background-image: var(--#{$variable-prefix}form-check-radio-checked-bg-image, escape-svg($form-check-radio-checked-bg-image)), var(--#{$variable-prefix}gradient);
      } @else {
        background-image: var(--#{$variable-prefix}form-check-radio-checked-bg-image, escape-svg($form-check-radio-checked-bg-image));
      }
    }
  }

  &[type="checkbox"]:indeterminate {
    background-color: $form-check-input-indeterminate-bg-color;
    border-color: $form-check-input-indeterminate-border-color;

    @if $enable-gradients {
      background-image: var(--#{$variable-prefix}form-check-input-indeterminate-bg-image, escape-svg($form-check-input-indeterminate-bg-image)), var(--#{$variable-prefix}gradient);
    } @else {
      background-image: var(--#{$variable-prefix}form-check-input-indeterminate-bg-image, escape-svg($form-check-input-indeterminate-bg-image));
    }
  }

  &:disabled {
    pointer-events: none;
    filter: none;
    opacity: $form-check-input-disabled-opacity;
  }

  // Use disabled attribute in addition of :disabled pseudo-class
  // See: https://github.com/twbs/bootstrap/issues/28247
  &[disabled],
  &:disabled {
    ~ .form-check-label {
      opacity: $form-check-label-disabled-opacity;
    }
  }
}

.form-check-label {
  color: var(--#{$variable-prefix}form-check-label-color, $form-check-label-color);
  cursor: $form-check-label-cursor;
}

//
// Switch
//

.form-switch {
  @include ltr-rtl("padding-left", $form-switch-padding-start);

  .form-check-input {
    width: $form-switch-width;
    @include ltr-rtl("margin-left", $form-switch-padding-start * -1);
    background-image: var(--#{$variable-prefix}form-switch-bg-image, escape-svg($form-switch-bg-image));
    background-position: left center;
    @include border-radius($form-switch-border-radius);
    @include transition($form-switch-transition);

    &:focus {
      background-image: var(--#{$variable-prefix}form-switch-focus-bg-image, escape-svg($form-switch-focus-bg-image));
    }

    &:checked {
      background-position: $form-switch-checked-bg-position;

      @if $enable-gradients {
        background-image: var(--#{$variable-prefix}form-switch-checked-bg-image, escape-svg($form-switch-checked-bg-image)), var(--#{$variable-prefix}gradient);
      } @else {
        background-image: var(--#{$variable-prefix}form-switch-checked-bg-image, escape-svg($form-switch-checked-bg-image));
      }
    }
  }
}

@each $size, $map in $form-switch-widths {
  $width: map-get($map, "width");
  $height: map-get($map, "height");

  .form-switch-#{$size} {
    min-height: $height;
    @include ltr-rtl("padding-left", $width + .5em);

    .form-check-input {
      width: $width;
      height: $height;
      @include ltr-rtl("margin-left", ($width + .5em) * -1);
    }

    .form-check-label {
      // stylelint-disable-next-line function-disallowed-list
      padding-top: calc((#{$height} - #{$font-size-base}) / 2);
    }
  }
}

.form-check-inline {
  display: inline-block;
  @include ltr-rtl("margin-right", $form-check-inline-margin-end);
}

.btn-check {
  position: absolute;
  clip: rect(0, 0, 0, 0);
  pointer-events: none;

  &[disabled],
  &:disabled {
    + .btn {
      pointer-events: none;
      filter: none;
      opacity: $form-check-btn-check-disabled-opacity;
    }
  }
}

//
// Alternate form checks
//

@each $state, $color in $theme-colors {
  .form-check-#{$state} {
    --#{$variable-prefix}form-check-input-checked-bg-color: #{$color};
    --#{$variable-prefix}form-check-input-checked-border-color: #{$color};
    --#{$variable-prefix}form-check-input-indeterminate-bg-color: #{$color};
    --#{$variable-prefix}form-check-input-indeterminate-border-color: #{$color};
  }
}