@mixin btn-comment-icon {
  border-radius: 50%;
  background: $white;
  padding: 1px;
  font-size: 12px;
  color: $blue-500;
  border: 1px solid $blue-500;
  width: 24px;
  height: 24px;

  &:hover,
  &.inverted {
    background: $blue-500;
    border-color: $blue-600;
    color: $white;
  }

  &:active {
    outline: 0;
  }
}

@mixin btn-default {
  border-radius: $border-radius-default;
  font-size: $gl-font-size;
  font-weight: $gl-font-weight-normal;
  padding: $gl-vert-padding $gl-btn-padding;

  &:focus,
  &:active {
    background-color: $btn-active-gray;
    box-shadow: none;
  }
}

@mixin btn-middle {
  @include btn-default;
}

@mixin btn-outline($background, $text, $border, $hover-background, $hover-text, $hover-border, $active-background, $active-border, $active-text) {
  background-color: $background;
  color: $text;
  border-color: $border;

  &.btn-border-color {
    border-color: $border-color;
  }

  > .icon {
    color: $text;
  }

  &:hover,
  &:focus {
    background-color: $hover-background;
    border-color: $hover-border;
    color: $hover-text;

    > .icon {
      color: $hover-text;
    }
  }

  &:focus {
    box-shadow: 0 0 4px 1px $blue-300;
  }

  &:active {
    background-color: $active-background;
    border-color: $active-border;
    box-shadow: inset 0 2px 4px 0 rgba($black, 0.2);
    color: $active-text;

    > .icon {
      color: $active-text;
    }

    &:focus {
      box-shadow: inset 0 2px 4px 0 rgba($black, 0.2);
    }
  }
}

@mixin btn-color($light, $border-light, $normal, $border-normal, $dark, $border-dark, $color) {
  background-color: $light;
  border-color: $border-light;
  color: $color;

  &:hover,
  &:focus {
    background-color: $normal;
    border-color: $border-normal;
    color: $color;
  }

  &:active,
  &.active {
    background-color: $dark;
    border-color: $border-dark;
    color: $color;
  }
}

@mixin btn-green {
  @include btn-color($green-500, $green-600, $green-600, $green-700, $green-700, $green-800, $white);
}

@mixin btn-blue {
  @include btn-color($blue-500, $blue-600, $blue-600, $blue-700, $blue-700, $blue-800, $white-contrast);
}

@mixin btn-orange {
  @include btn-color($orange-500, $orange-600, $orange-500, $orange-600, $orange-600, $orange-800, $white-contrast);
}

@mixin btn-red {
  @include btn-color($red-500, $red-600, $red-600, $red-700, $red-700, $red-800, $white-contrast);
}

@mixin btn-white {
  @include btn-color($white, $border-color, $white-normal, $border-white-normal, $white-dark, $border-white-normal, $gl-text-color);
}

@mixin btn-purple {
  @include btn-color($purple-700, $purple-800, $purple-800, $purple-900, $purple-900, $purple-950, $white-contrast);
}

@mixin btn-with-margin {
  margin-left: $btn-side-margin;
  float: left;

  &.inline {
    float: none;
  }

  &.btn-sm {
    margin-left: $btn-sm-side-margin;
  }
}

@mixin btn-svg {
  height: $gl-padding;
  width: $gl-padding;
  top: 0;
  vertical-align: text-top;
}

.btn {
  @include btn-default;
  @include btn-white;

  color: $gl-text-color;
  white-space: nowrap;

  &:focus:active {
    outline: 0;
  }

  &.btn-sm {
    padding: 4px 10px;
    font-size: $gl-btn-small-font-size;
    line-height: $gl-btn-small-line-height;
  }

  &.btn-success {
    @include btn-green;
  }

  &.btn-inverted:not(.disabled):not(:disabled) {
    &.btn-success {
      @include btn-outline($white, $green-600, $green-500, $green-100, $green-700, $green-500, $green-200, $green-600, $green-800);
    }

    &.btn-danger {
      @include btn-outline($white, $red-500, $red-500, $red-100, $red-700, $red-500, $red-200, $red-600, $red-800);
    }

    &.btn-primary,
    &.btn-info {
      @include btn-outline($white, $blue-500, $blue-500, $blue-100, $blue-700, $blue-500, $blue-200, $blue-600, $blue-800);
    }
  }

  &.btn-info,
  &.btn-primary {
    @include btn-blue;
  }

  &.btn-danger {
    @include btn-red;
  }

  &.btn-purple {
    @include btn-purple;
  }

  &.btn-grouped {
    @include btn-with-margin;
  }

  &.btn-icon {
    color: $gray-700;
  }

  // deprecated class
  &.btn-text-field {
    width: 100%;
    text-align: left;
    padding: 6px 16px;
    border-color: $border-color;
    color: $gray-darkest;
    background-color: $white;

    &:hover,
    &:active,
    &:focus {
      cursor: text;
      box-shadow: none;
      border-color: lighten($blue-300, 20%);
      color: $gray-darkest;
    }
  }

  &.dot-highlight::after {
    content: '';
    background-color: $blue-500;
    width: $gl-padding * 0.5;
    height: $gl-padding * 0.5;
    display: inline-block;
    border-radius: 50%;
    margin-left: 3px;
  }

  svg {
    height: 15px;
    width: 15px;
  }

  svg:not(:last-child) {
    margin-right: 5px;
  }
}

.btn-lg {
  padding: 12px 20px;
}

.btn-transparent {
  color: $gl-text-color-secondary;
  background-color: transparent;
  border: 0;

  &:hover,
  &:active,
  &:focus {
    background-color: transparent;
    box-shadow: none;
  }
}

.btn-block {
  width: 100%;
  margin: 0;

  &.btn {
    padding: 6px 0;
  }
}

.btn-group {
  &.btn-grouped {
    @include btn-with-margin;
  }
}

.btn-clipboard {
  border: 0;
  padding: 0 5px;

  svg {
    top: auto;
    width: 16px;
    height: 16px;
  }
}

.input-group-prepend,
.input-group-append {
  .btn {
    @include btn-middle;

    &:hover {
      outline: none;
    }

    &:active {
      outline: none;
    }

    &.btn-clipboard {
      padding-left: 15px;
      padding-right: 15px;
    }
  }

  .active {
    box-shadow: $gl-btn-active-background;

    border: 1px solid $border-white-normal !important;
    background-color: $btn-active-gray-light !important;
  }
}

.btn-loading {
  &:not(.disabled) {
    .gl-spinner {
      display: none;
    }
  }
}

.clone-dropdown-btn a {
  color: $gray-700;

  &:hover {
    text-decoration: none;
  }
}

.btn-inverted {
  &-secondary {
    @include btn-outline($white, $blue-500, $blue-500, $blue-100, $blue-700, $blue-500, $blue-200, $blue-600, $blue-800);
  }
}

.btn-blank {
  padding: 0;
  background: transparent;
  border: 0;
  border-radius: 0;

  &:hover,
  &:active,
  &:focus {
    outline: 0;
    background: transparent;
    box-shadow: none;
  }
}

// The .btn-svg class is available for legacy icon buttons to
// preserve a 34px height and have 16x16 icons at the same time.
// Once a button is migrated (to the current 32px height)
// please remove this class from the new button.
.btn-svg svg {
  @include btn-svg;
}

// All disabled buttons, regardless of color, type, etc
.btn.disabled,
.btn[disabled],
fieldset[disabled] .btn,
.dropdown-toggle[disabled],
[disabled].dropdown-menu-toggle {
  &,
  &:hover {
    background-color: $gray-light;
    border-color: $gray-100;
    color: $gl-text-color-disabled;
    opacity: 1;
    text-decoration: none;
    cursor: default;

    &.cursor-not-allowed {
      cursor: not-allowed;
    }

    i {
      color: $gl-text-color-disabled;
    }
  }

  &.btn-link {
    background-color: transparent;
  }
}

[readonly] {
  cursor: default;
}

copy-code {
  @include gl-absolute;
  @include gl-transition-medium;
  @include gl-opacity-0;

  top: 7px;
  right: $input-horizontal-padding;

  .markdown-code-block:hover &,
  &:focus-within {
    @include gl-opacity-10;
  }
}

.btn-link {
  padding: 0;
  background-color: transparent;
  color: $blue-600;
  font-weight: normal;
  border-radius: 0;
  border-color: transparent;
  border-width: 0;

  &:hover,
  &:active,
  &:focus {
    color: $blue-800;
    text-decoration: underline;
    background-color: transparent;
    border-color: transparent;
  }
}