// // Base styles //

.input-group {

position: relative;
display: flex;
flex-wrap: wrap; // For form validation feedback
align-items: stretch;
width: 100%;

> .form-control,
> .form-select {
  position: relative; // For focus state's z-index
  flex: 1 1 auto;
  width: 1%;
  min-width: 0; // https://stackoverflow.com/questions/36247140/why-dont-flex-items-shrink-past-content-size
}

// Bring the "active" form control to the top of surrounding elements
> .form-control:focus,
> .form-select:focus {
  z-index: 3;
}

// Ensure buttons are always above inputs for more visually pleasing borders.
// This isn't needed for `.input-group-text` since it shares the same border-color
// as our inputs.
.btn {
  position: relative;
  z-index: 2;

  &:focus {
    z-index: 3;
  }
}

}

// Textual addons // // Serves as a catch-all element for any text or radio/checkbox input you wish // to prepend or append to an input.

.input-group-text {

display: flex;
align-items: center;
padding: $input-group-addon-padding-y $input-group-addon-padding-x;
@include font-size($input-font-size); // Match inputs
font-weight: $input-group-addon-font-weight;
line-height: $input-line-height;
color: $input-group-addon-color;
text-align: center;
white-space: nowrap;
background-color: $input-group-addon-bg;
border: $input-border-width solid $input-group-addon-border-color;
@include border-radius($input-border-radius);

}

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

.input-group-lg > .form-control, .input-group-lg > .form-select, .input-group-lg > .input-group-text, .input-group-lg > .btn {

padding: $input-padding-y-lg $input-padding-x-lg;
@include font-size($input-font-size-lg);
@include border-radius($input-border-radius-lg);

}

.input-group-sm > .form-control, .input-group-sm > .form-select, .input-group-sm > .input-group-text, .input-group-sm > .btn {

padding: $input-padding-y-sm $input-padding-x-sm;
@include font-size($input-font-size-sm);
@include border-radius($input-border-radius-sm);

}

.input-group-lg > .form-select, .input-group-sm > .form-select {

padding-right: $form-select-padding-x + $form-select-indicator-padding;

}

// Rounded corners // // These rulesets must come after the sizing ones to properly override sm and lg // border-radius values when extending. They're more specific than we'd like // with the `.input-group >` part, but without it, we cannot override the sizing.

// stylelint-disable-next-line no-duplicate-selectors .input-group {

&:not(.has-validation) {
  > :not(:last-child):not(.dropdown-toggle):not(.dropdown-menu),
  > .dropdown-toggle:nth-last-child(n + 3) {
    @include border-end-radius(0);
  }
}

&.has-validation {
  > :nth-last-child(n + 3):not(.dropdown-toggle):not(.dropdown-menu),
  > .dropdown-toggle:nth-last-child(n + 4) {
    @include border-end-radius(0);
  }
}

$validation-messages: "";
@each $state in map-keys($form-validation-states) {
  $validation-messages: $validation-messages + ":not(." + unquote($state) + "-tooltip)" + ":not(." + unquote($state) + "-feedback)";
}

> :not(:first-child):not(.dropdown-menu)#{$validation-messages} {
  margin-left: -$input-border-width;
  @include border-start-radius(0);
}

}