//

// Input groups

// --------------------------------------------------

// Base styles

// -------------------------

.input-group {

  position: relative; // For dropdowns

  display: table;

  border-collapse: separate; // prevent input groups from inheriting border styles from table cells when placed within a table

  // Undo padding and float of grid classes

  &[class*="col-"] {

    float: none;

    padding-left: 0;

    padding-right: 0;

  }

  .form-control {

    // Ensure that the input is always above the *appended* addon button for

    // proper border colors.

    position: relative;

    z-index: 2;

    // IE9 fubars the placeholder attribute in text inputs and the arrows on

    // select elements in input groups. To fix it, we float the input. Details:

    // https://github.com/twbs/bootstrap/issues/11561#issuecomment-28936855

    float: left;

    width: 100%;

    margin-bottom: 0;

    &:focus {

      z-index: 3;

    }

  }

}

// Sizing options

//

// Remix the default form control sizing classes into new ones for easier

// manipulation.

.input-group-lg > .form-control,

.input-group-lg > .input-group-addon,

.input-group-lg > .input-group-btn > .btn {

  @extend .input-lg;

}

.input-group-sm > .form-control,

.input-group-sm > .input-group-addon,

.input-group-sm > .input-group-btn > .btn {

  @extend .input-sm;

}

// Display as table-cell

// -------------------------

.input-group-addon,

.input-group-btn,

.input-group .form-control {

  display: table-cell;

  &:not(:first-child):not(:last-child) {

    border-radius: 0;

  }

}

// Addon and addon wrapper for buttons

.input-group-addon,

.input-group-btn {

  width: 1%;

  white-space: nowrap;

  vertical-align: middle; // Match the inputs

}

// Text input groups

// -------------------------

.input-group-addon {

  padding: $padding-base-vertical $padding-base-horizontal;

  font-size: $font-size-base;

  font-weight: normal;

  line-height: 1;

  color: $input-color;

  text-align: center;

  background-color: $input-group-addon-bg;

  border: 1px solid $input-group-addon-border-color;

  border-radius: $input-border-radius;

  // Sizing

  &.input-sm {

    padding: $padding-small-vertical $padding-small-horizontal;

    font-size: $font-size-small;

    border-radius: $input-border-radius-small;

  }

  &.input-lg {

    padding: $padding-large-vertical $padding-large-horizontal;

    font-size: $font-size-large;

    border-radius: $input-border-radius-large;

  }

  // Nuke default margins from checkboxes and radios to vertically center within.

  input[type="radio"],

  input[type="checkbox"] {

    margin-top: 0;

  }

}

// Reset rounded corners

.input-group .form-control:first-child,

.input-group-addon:first-child,

.input-group-btn:first-child > .btn,

.input-group-btn:first-child > .btn-group > .btn,

.input-group-btn:first-child > .dropdown-toggle,

.input-group-btn:last-child > .btn:not(:last-child):not(.dropdown-toggle),

.input-group-btn:last-child > .btn-group:not(:last-child) > .btn {

  @include border-right-radius(0);

}

.input-group-addon:first-child {

  border-right: 0;

}

.input-group .form-control:last-child,

.input-group-addon:last-child,

.input-group-btn:last-child > .btn,

.input-group-btn:last-child > .btn-group > .btn,

.input-group-btn:last-child > .dropdown-toggle,

.input-group-btn:first-child > .btn:not(:first-child),

.input-group-btn:first-child > .btn-group:not(:first-child) > .btn {

  @include border-left-radius(0);

}

.input-group-addon:last-child {

  border-left: 0;

}

// Button input groups

// -------------------------

.input-group-btn {

  position: relative;

  // Jankily prevent input button groups from wrapping with `white-space` and

  // `font-size` in combination with `inline-block` on buttons.

  font-size: 0;

  white-space: nowrap;

  // Negative margin for spacing, position for bringing hovered/focused/actived

  // element above the siblings.

  > .btn {

    position: relative;

    + .btn {

      margin-left: -1px;

    }

    // Bring the "active" button to the front

    &:hover,

    &:focus,

    &:active {

      z-index: 2;

    }

  }

  // Negative margin to only have a 1px border between the two

  &:first-child {

    > .btn,

    > .btn-group {

      margin-right: -1px;

    }

  }

  &:last-child {

    > .btn,

    > .btn-group {

      z-index: 2;

      margin-left: -1px;

    }

  }

}