// stylelint-disable selector-no-qualifying-type

//
// Base styles
//

.btn {
  display: inline-block;
  font-weight: $btn-font-weight;
  color: $body-color;
  text-align: center;
  vertical-align: middle;
  -webkit-user-select: none;
     -moz-user-select: none;
      -ms-user-select: none;
          user-select: none;
  background-color: transparent;
  border: $btn-border-width solid transparent;
  margin-right: 10px;
  @include button-size($btn-padding-y, $btn-padding-x, $btn-font-size, $btn-line-height, $btn-border-radius);
  @include transition($btn-transition);
  line-break: normal;
  @include hover {
    color: $body-color;
    text-decoration: none;
  }

  i {
      position: relative;
      vertical-align: middle !important;
      font-weight: normal !important;
  }

  &:focus,
  &.focus {
    outline: 0;
    box-shadow: $btn-focus-box-shadow;
  }

  &.no-padding {
      padding: 0;
  }
  &.btn-custom-bg:hover {
     opacity: 0.9;
  }

  // Disabled comes first so active can properly restyle
  &.disabled,
  &:disabled {
    opacity: $btn-disabled-opacity;
    @include box-shadow(none);
  }

  // Opinionated: add "hand" cursor to non-disabled .btn elements
  &:not(:disabled):not(.disabled) {
    cursor: pointer;
  }

  &.btn-flat {
    position: relative;
    overflow: hidden;
    &:before {
        content: " ";
        position: absolute;
        bottom: 0;
        left: 0;
        width: 100%;
        display: inline-block;
        height: 2px;
        background: rgba(0,0,0,0.2);
    }
  }

}

// Future-proof disabling of clicks on `<a>` elements
a.btn.disabled,
fieldset:disabled a.btn {
  pointer-events: none;
}


//
// Alternate buttons
//

@each $color, $value in $theme-colors {
  .btn-#{$color} {
    @include button-variant($value, $value, darken($value, 4%));
  }
}
.btn-primary-light {
  @include button-variant(lighten($primary, 20%), lighten($primary, 20%));
}
.btn-secondary-light {
  @include button-variant(lighten($secondary, 20%), lighten($secondary, 20%));
}

@each $color, $value in $theme-colors {
  .btn-outline-#{$color} {
    @include button-outline-variant($value);
  }
}
.btn-outline-primary-light {
  @include button-outline-variant(lighten($primary, 20%));
}
.btn-outline-secondary-light {
  @include button-outline-variant(lighten($secondary, 20%));
}

@each $color, $value in $theme-colors {
  .btn-line-#{$color} {
    @include button-line-variant($value);
  }
}
.btn-line-primary-light {
  @include button-line-variant(lighten($primary, 20%));
}
.btn-line-secondary-light {
  @include button-line-variant(lighten($secondary, 20%));
}

@each $color, $value in $theme-colors {
  .btn-underline-#{$color} {
    @include button-underline-variant($value);
  }
}
.btn-underline-primary-light {
  @include button-underline-variant(lighten($primary, 20%));
}
.btn-underline-secondary-light {
  @include button-underline-variant(lighten($secondary, 20%));
}

@each $color, $value in $theme-colors {
  .btn-blink-#{$color} {
    @include button-blink-variant($value);
  }
}
.btn-blink-primary-light {
  @include button-blink-variant(lighten($primary, 20%));
}
.btn-blink-secondary-light {
  @include button-blink-variant(lighten($secondary, 20%));
}


//
// Link buttons
//

// Make a button look and behave like a link
.btn-link {
  font-weight: $font-weight-normal;
  color: $link-color;

  @include hover {
    color: $link-hover-color;
    -webkit-text-decoration: $link-hover-decoration;
            text-decoration: $link-hover-decoration;
  }

  &:focus,
  &.focus {
    -webkit-text-decoration: $link-hover-decoration;
            text-decoration: $link-hover-decoration;
    box-shadow: none;
  }

  &:disabled,
  &.disabled {
    color: $btn-link-disabled-color;
    pointer-events: none;
  }

  // No need for an active state here
}


//
// Button Sizes
//

.btn-xl {
  @include button-size($btn-padding-y-xl, $btn-padding-x-xl, $btn-font-size-xl, $btn-line-height-xl, $btn-border-radius-xl);
}

.btn-lg {
  @include button-size($btn-padding-y-lg, $btn-padding-x-lg, $btn-font-size-lg, $btn-line-height-lg, $btn-border-radius-lg);
}

.btn-md {
  @include button-size($btn-padding-y-md, $btn-padding-x-md, $btn-font-size-md, $btn-line-height-md, $btn-border-radius-md);
}

.btn-sm {
  @include button-size($btn-padding-y-sm, $btn-padding-x-sm, $btn-font-size-sm, $btn-line-height-sm, $btn-border-radius-sm);
}




//
// Block button
//

.btn-block {
  display: block;
  width: 100%;

  // Vertically space out multiple block buttons
  + .btn-block {
    margin-top: $btn-block-spacing-y;
  }
}

// Specificity overrides
input[type="submit"],
input[type="reset"],
input[type="button"] {
  &.btn-block {
    width: 100%;
  }
}