// Mixins
@mixin sr-only() {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@mixin smooth-all-transition() {
  transition: all .3s ease-in-out;
}

// Buttons
@mixin button-variant($background, $border, $hover-background: darken($background, 7.5%), $hover-border: darken($border, 10%), $active-background: darken($background, 10%), $active-border: darken($border, 12.5%)) {
  color: color-yiq($background);
  @include gradient-bg($background);
  border-color: $border;
  @include box-shadow($btn-box-shadow);

  @include hover() {
    color: color-yiq($hover-background);
    @include gradient-bg($hover-background);
    border-color: $hover-border;
  }

  &:focus,
  &.focus {
    color: color-yiq($hover-background);
    @include gradient-bg($hover-background);
    border-color: $hover-border;
    @if $enable-shadows {
      @include box-shadow($btn-box-shadow, 0 0 0 $btn-focus-width rgba(mix(color-yiq($background), $border, 15%), .5));
    } @else {
      // Avoid using mixin so we can pass custom focus shadow properly
      box-shadow: 0 0 0 $btn-focus-width rgba(mix(color-yiq($background), $border, 15%), .5);
    }
  }
}

@mixin button-outline-variant($color, $color-hover: color-yiq($color), $active-background: $color, $active-border: $color) {
  color: $color;
  border-color: $color;

  @include hover() {
    color: $color-hover;
    background-color: $active-background;
    border-color: $active-border;
  }

  &:focus,
  &.focus {
    box-shadow: 0 0 0 $btn-focus-width rgba($color, .5);
  }
}

// Rounded input style toggles (container & background type)
@mixin blb_box_inputs($width: 100%, $rounded: false, $height: 40px, $border-color: $box_input_bg_checked) {
  position: relative;
  flex: $width;
  width: $width;
  margin: 0;
  padding: 0;

  @if $rounded {
    &:first-child input + label {
      border-right: 0;
      border-radius: 8px 0 0 8px;
    }

    &:last-child input + label {
      border-left: 0;
      border-radius: 0 8px 8px 0;
    }
  }

  input {
    @include sr-only;

    + label {
      @include smooth-all-transition;
      font-size: .875rem;
      border: 1px solid $border-color;
      padding: 10px;
      height: $height;
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
      cursor: pointer;
      margin: 0;

      &:hover {
        background-color: rgba($panel_text_color, .1);
      }

      svg {
        height: 18px;
        width: 18px;
      }
    }

    // Active state.
    &:checked + label {
      color: $white;
      background-color: $box_input_bg_checked;

      svg,
      svg * {
        color: $white;
      }
    }
  }
}

// Squared input style (spacing/borders inputs)
@mixin bs_boxed_inputs($width: 100%, $max-width: 100%, $height: 35px, $bg: $box_input_bg, $active_color: inherit, $active_bg: $box_input_bg_checked) {
  position: relative;
  flex: $width;
  max-width: $max-width;
  width: $width;
  margin: 0;
  padding: 0;

  input {
    @include sr-only;

    + label {
      @include smooth-all-transition;
      padding: 8px;
      height: $height;
      width: 100%;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      text-align: center;
      cursor: pointer;
      background-color: $box_input_bg;

      &:hover {
        background-color: $box_input_bg_hover;

        &:after {
          border-color: $box_input_hover_border;
        }
      }
    }

    // Active state.
    &:checked + label {
      color: $active_color;
      background-color: $active_bg;

      svg,
      svg * {
        color: $active_color;
      }

      &:after {
        border-color: $box_input_checked_border;
      }
    }
  }
}

// Card input styles (box shadow, scroll effects)
@mixin bs_boxed_inputs_cards($height: 80px) {
  input {
    + label {
      font-size: 10px;
      font-weight: normal;
      padding: 8px;
      margin: 2px;
      width: calc(100% - 4px);
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
      cursor: pointer;
      border-radius: 0;
      background-color: $icon_box_input_bg;
      min-height: $height;
      flex-direction: column;

      &:hover {
        background-color: $icon_box_input_bg_hover;
      }

      // Hide our default tooltip.
      .bs_tooltip {
        display: none;
      }
    }

    // Active state.
    @include bs_invert_icon_color_when_checked;

    // Custom fix for Bootstrap 3 Drupal theme.
    label {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
      cursor: pointer;
      flex-direction: column;
      height: $height;

      + input {
        opacity: 0;
        position: absolute;
      }

      // Active state.
      &.active {
        color: $panel_bg_color;
        background-color: $panel_text_color;
      }
    }
  }
}

@mixin bs_invert_icon_color_when_checked {
  &:checked + label {
    font-weight: bold;
    color: $panel_link_color;
    background-color: $icon_box_input_bg_checked;

    .input-icon {
      filter: invert(46%) sepia(100%) saturate(313%) hue-rotate(169deg) brightness(91%) contrast(94%);
    }
  }
}

@mixin bs_circle_inputs($width: 100%) {
  > div {
    display: flex;
    flex-wrap: wrap;
  }

  input {
    @include sr-only();

    &:checked + label.option {
      border-color: $panel_link_color;

      &:after {
        @include smooth-all-transition;
        width: 20px;
        height: 20px;
        top: 50%;
        left: 50%;
        margin: -10px 0 0 -10px;
        content: '';
        position: absolute;
        background: url("data:image/svg+xml;base64,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") center center no-repeat;
        background-size: contain;
      }

      &.bs_yiq-dark:after {
        background: url("data:image/svg+xml;base64,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") center center no-repeat;
        background-size: contain;
      }
    }

    // Red "X"
    &[value="_none"] {
      + label:after {
        @include smooth-all-transition;
        width: 20px;
        height: 20px;
        top: 50%;
        left: 50%;
        margin: -10px 0 0 -10px;
        content: '';
        position: absolute;
        background: url("data:image/svg+xml;base64,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") center center no-repeat;
        background-size: contain;
      }

      &:checked + label.option {
        &:before {
          display: none;
        }

        &:after {
          background: url("data:image/svg+xml;base64,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") center center no-repeat;
          background-size: contain;
        }
      }
    }
  }

  &.style-selected input:not(:checked) + label {
    opacity: 0.3;

    &:hover {
      opacity: 1;
    }
  }

  label {
    @include smooth-all-transition;
    cursor: pointer !important;
    border: 2px solid $panel_text_color;
    border-radius: 40px;
    font-size: 0.00001px;
    position: relative;
    display: inline-block;
    width: 40px;
    height: 40px;
    float: left;
    margin: 0 5px 5px 0;
    padding: 0;
    white-space: nowrap;
    box-shadow: 2px 2px 3px 1px rgba($panel_bg_color, 0.15);

    &:after {
      display: table;
      position: absolute;
      top: 3px;
      left: 0;
      right: 0;
      bottom: 0;
      z-index: 1;
      font-size: 20px;
      text-align: center;
      vertical-align: middle;
      width: 100%;
      height: 100%;
    }
  }
}

// Override input slider colours (padding/margin)
@mixin bs_range_sliders($track_color: $panel_link_color) {
  &::-webkit-slider-runnable-track {
    background: $track_color;
  }

  &::-moz-range-track {
    background: $track_color;
  }

  &::-ms-fill-lower {
    background: $track_color;
  }

  &:focus {
    &::-webkit-slider-runnable-track {
      background: lighten($track_color, 10%);
    }

    &::-ms-fill-lower {
      background: lighten($track_color, 10%);
    }

    &::-ms-fill-upper {
      background: lighten($track_color, 10%);
    }
  }
}