// Checkboxes and radios

.custom-control-input {
  &:checked ~ .custom-control-label::before {
    color: $custom-control-indicator-checked-color-alt;
    border-color: $custom-control-indicator-checked-border-color-alt;
    @include gradient-bg($custom-control-indicator-checked-bg-alt);
    @include box-shadow($custom-control-indicator-checked-box-shadow-alt);
  }

  &:focus ~ .custom-control-label::before {
    // the mixin is not used here to make sure there is feedback
    @if $enable-shadows {
      box-shadow: $input-box-shadow-alt, $input-focus-box-shadow-alt;
    } @else {
      box-shadow: $custom-control-indicator-focus-box-shadow-alt;
    }
  }

  &:focus:not(:checked) ~ .custom-control-label::before {
    border-color: $custom-control-indicator-focus-border-color-alt;
  }

  &:not(:disabled):active ~ .custom-control-label::before {
    color: $custom-control-indicator-active-color-alt;
    background-color: $custom-control-indicator-active-bg-alt;
    border-color: $custom-control-indicator-active-border-color-alt;
    @include box-shadow($custom-control-indicator-active-box-shadow-alt);
  }

  // Use [disabled] and :disabled to work around https://github.com/twbs/bootstrap/issues/28247
  &[disabled],
  &:disabled {
    ~ .custom-control-label {
      color: $custom-control-label-disabled-color-alt;

      &::before {
        background-color: $custom-control-indicator-disabled-bg-alt;
      }
    }
  }
}

// Custom control indicators

.custom-control-label {
  color: $custom-control-label-color-alt;

  // Background-color and (when enabled) gradient
  &::before {
    background-color: $custom-control-indicator-bg-alt;
    border: $custom-control-indicator-border-color-alt solid $custom-control-indicator-border-width;
    @include box-shadow($custom-control-indicator-box-shadow-alt);
  }
}

// Checkboxes

.custom-checkbox {
  .custom-control-input:indeterminate ~ .custom-control-label {
    &::before {
      border-color: $custom-checkbox-indicator-indeterminate-border-color-alt;
      @include gradient-bg($custom-checkbox-indicator-indeterminate-bg-alt);
      @include box-shadow($custom-checkbox-indicator-indeterminate-box-shadow-alt);
    }
    &::after {
      background-image: escape-svg($custom-checkbox-indicator-icon-indeterminate-alt);
    }
  }

  .custom-control-input:disabled {
    &:checked ~ .custom-control-label::before {
      background-color: $custom-control-indicator-checked-disabled-bg-alt;
    }
    &:indeterminate ~ .custom-control-label::before {
      background-color: $custom-control-indicator-checked-disabled-bg-alt;
    }
  }
}

// Radios

.custom-radio {
  .custom-control-input:checked ~ .custom-control-label {
    &::after {
      background-image: escape-svg($custom-radio-indicator-icon-checked-alt);
    }
  }

  .custom-control-input:disabled {
    &:checked ~ .custom-control-label::before {
      background-color: $custom-control-indicator-checked-disabled-bg-alt;
    }
  }
}

// switches

.custom-switch {
  .custom-control-label {
    &::after {
      background-color: $custom-control-indicator-border-color-alt;
    }
  }

  .custom-control-input:checked ~ .custom-control-label {
    &::after {
      background-color: $custom-control-indicator-bg-alt;
    }
  }

  .custom-control-input:disabled {
    &:checked ~ .custom-control-label::before {
      background-color: $custom-control-indicator-checked-disabled-bg-alt;
    }
  }
}

// Select

.custom-select {
  color: $custom-select-color-alt;
  background: $custom-select-bg-alt $custom-select-background-alt;
  border: $custom-select-border-width solid $custom-select-border-color-alt;
  @include box-shadow($custom-select-box-shadow-alt);

  &:focus {
    border-color: $custom-select-focus-border-color-alt;
    @if $enable-shadows {
      @include box-shadow($custom-select-box-shadow-alt, $custom-select-focus-box-shadow-alt);
    } @else {
      box-shadow: $custom-select-focus-box-shadow-alt;
    }

    &::-ms-value {
      color: $input-color-alt;
      background-color: $input-bg-alt;
    }
  }

  &:disabled {
    color: $custom-select-disabled-color-alt;
    background-color: $custom-select-disabled-bg-alt;
  }

  &:-moz-focusring {
    color: transparent;
    text-shadow: 0 0 0 $custom-select-color-alt;
  }
}

// File

.custom-file-input {
  &:focus ~ .custom-file-label {
    border-color: $custom-file-focus-border-color-alt;
    box-shadow: $custom-file-focus-box-shadow-alt;
  }

  &[disabled] ~ .custom-file-label,
  &:disabled ~ .custom-file-label {
    background-color: $custom-file-disabled-bg-alt;
  }
}

.custom-file-label {
  color: $custom-file-color-alt;
  background-color: $custom-file-bg-alt;
  border: $custom-file-border-width solid $custom-file-border-color-alt;
  @include box-shadow($custom-file-box-shadow-alt);

  &::after {
    color: $custom-file-button-color-alt;
    @include gradient-bg($custom-file-button-bg-alt);
  }
}

// Range

.custom-range {
  // background-color: transparent;

  &:focus {
    outline: none;

    &::-webkit-slider-thumb { box-shadow: $custom-range-thumb-focus-box-shadow-alt; }
    &::-moz-range-thumb     { box-shadow: $custom-range-thumb-focus-box-shadow-alt; }
    &::-ms-thumb            { box-shadow: $custom-range-thumb-focus-box-shadow-alt; }
  }

  &::-webkit-slider-thumb {
    @include gradient-bg($custom-range-thumb-bg-alt);
    border: $custom-range-thumb-border-alt;
    @include box-shadow($custom-range-thumb-box-shadow-alt);

    &:active {
      @include gradient-bg($custom-range-thumb-active-bg-alt);
    }
  }

  &::-webkit-slider-runnable-track {
    // color: transparent; // Why?
    background-color: $custom-range-track-bg-alt;
    // border-color: transparent;
    @include box-shadow($custom-range-track-box-shadow-alt);
  }

  &::-moz-range-thumb {
    @include gradient-bg($custom-range-thumb-bg-alt);
    border: $custom-range-thumb-border-alt;
    @include box-shadow($custom-range-thumb-box-shadow-alt);

    &:active {
      @include gradient-bg($custom-range-thumb-active-bg-alt);
    }
  }

  &::-moz-range-track {
    // color: transparent;
    background-color: $custom-range-track-bg-alt;
    // border-color: transparent; // Firefox specific?
    @include box-shadow($custom-range-track-box-shadow-alt);
  }

  &::-ms-thumb {
    @include gradient-bg($custom-range-thumb-bg-alt);
    border: $custom-range-thumb-border-alt;
    @include box-shadow($custom-range-thumb-box-shadow-alt);

    &:active {
      @include gradient-bg($custom-range-thumb-active-bg-alt);
    }
  }

  &::-ms-track {
    // color: transparent;
    // background-color: transparent;
    // border-color: transparent;
    @include box-shadow($custom-range-track-box-shadow-alt);
  }

  &::-ms-fill-lower {
    background-color: $custom-range-track-bg-alt;
  }

  &::-ms-fill-upper {
    background-color: $custom-range-track-bg-alt;
  }

  &:disabled {
    &::-webkit-slider-thumb {
      background-color: $custom-range-thumb-disabled-bg-alt;
    }

    &::-moz-range-thumb {
      background-color: $custom-range-thumb-disabled-bg-alt;
    }

    &::-ms-thumb {
      background-color: $custom-range-thumb-disabled-bg-alt;
    }
  }
}