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//

// Forms

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

// Normalize non-controls

//

// Restyle and baseline non-control form elements.

fieldset {

  padding: 0;

  margin: 0;

  border: 0;

  // Chrome and Firefox set a `min-width: min-content;` on fieldsets,

  // so we reset that to ensure it behaves more like a standard block element.

  // See https://github.com/twbs/bootstrap/issues/12359.

  min-width: 0;

}

legend {

  display: block;

  width: 100%;

  padding: 0;

  margin-bottom: $line-height-computed;

  font-size: ($font-size-base * 1.5);

  line-height: inherit;

  color: $legend-color;

  border: 0;

  border-bottom: 1px solid $legend-border-color;

}

label {

  display: inline-block;

  max-width: 100%; // Force IE8 to wrap long content (see https://github.com/twbs/bootstrap/issues/13141)

  margin-bottom: 5px;

  font-weight: bold;

}

// Normalize form controls

//

// While most of our form styles require extra classes, some basic normalization

// is required to ensure optimum display with or without those classes to better

// address browser inconsistencies.

// Override content-box in Normalize (* isn't specific enough)

input[type="search"] {

  @include box-sizing(border-box);

}

// Position radios and checkboxes better

input[type="radio"],

input[type="checkbox"] {

  margin: 4px 0 0;

  margin-top: 1px \9; // IE8-9

  line-height: normal;

}

input[type="file"] {

  display: block;

}

// Make range inputs behave like textual form controls

input[type="range"] {

  display: block;

  width: 100%;

}

// Make multiple select elements height not fixed

select[multiple],

select[size] {

  height: auto;

}

// Focus for file, radio, and checkbox

input[type="file"]:focus,

input[type="radio"]:focus,

input[type="checkbox"]:focus {

  @include tab-focus;

}

// Adjust output element

output {

  display: block;

  padding-top: ($padding-base-vertical + 1);

  font-size: $font-size-base;

  line-height: $line-height-base;

  color: $input-color;

}

// Common form controls

//

// Shared size and type resets for form controls. Apply `.form-control` to any

// of the following form controls:

//

// select

// textarea

// input[type="text"]

// input[type="password"]

// input[type="datetime"]

// input[type="datetime-local"]

// input[type="date"]

// input[type="month"]

// input[type="time"]

// input[type="week"]

// input[type="number"]

// input[type="email"]

// input[type="url"]

// input[type="search"]

// input[type="tel"]

// input[type="color"]

.form-control {

  display: block;

  width: 100%;

  height: $input-height-base; // Make inputs at least the height of their button counterpart (base line-height + padding + border)

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

  font-size: $font-size-base;

  line-height: $line-height-base;

  color: $input-color;

  background-color: $input-bg;

  background-image: none; // Reset unusual Firefox-on-Android default style; see https://github.com/necolas/normalize.css/issues/214

  border: 1px solid $input-border;

  border-radius: $input-border-radius; // Note: This has no effect on <select>s in some browsers, due to the limited stylability of <select>s in CSS.

  @include box-shadow(inset 0 1px 1px rgba(0,0,0,.075));

  @include transition(border-color ease-in-out .15s, box-shadow ease-in-out .15s);

  // Customize the `:focus` state to imitate native WebKit styles.

  @include form-control-focus;

  // Placeholder

  @include placeholder;

  // Unstyle the caret on `<select>`s in IE10+.

  &::-ms-expand {

    border: 0;

    background-color: transparent;

  }

  // Disabled and read-only inputs

  //

  // HTML5 says that controls under a fieldset > legend:first-child won't be

  // disabled if the fieldset is disabled. Due to implementation difficulty, we

  // don't honor that edge case; we style them as disabled anyway.

  &[disabled],

  &[readonly],

  fieldset[disabled] & {

    background-color: $input-bg-disabled;

    opacity: 1; // iOS fix for unreadable disabled content; see https://github.com/twbs/bootstrap/issues/11655

  }

  &[disabled],

  fieldset[disabled] & {

    cursor: $cursor-disabled;

  }

  // [converter] extracted textarea& to textarea.form-control

}

// Reset height for `textarea`s

textarea.form-control {

  height: auto;

}

// Search inputs in iOS

//

// This overrides the extra rounded corners on search inputs in iOS so that our

// `.form-control` class can properly style them. Note that this cannot simply

// be added to `.form-control` as it's not specific enough. For details, see

// https://github.com/twbs/bootstrap/issues/11586.

input[type="search"] {

  -webkit-appearance: none;

}

// Special styles for iOS temporal inputs

//

// In Mobile Safari, setting `display: block` on temporal inputs causes the

// text within the input to become vertically misaligned. As a workaround, we

// set a pixel line-height that matches the given height of the input, but only

// for Safari. See https://bugs.webkit.org/show_bug.cgi?id=139848

//

// Note that as of 8.3, iOS doesn't support `datetime` or `week`.

@media screen and (-webkit-min-device-pixel-ratio: 0) {

  input[type="date"],

  input[type="time"],

  input[type="datetime-local"],

  input[type="month"] {

    &.form-control {

      line-height: $input-height-base;

    }

    &.input-sm,

    .input-group-sm & {

      line-height: $input-height-small;

    }

    &.input-lg,

    .input-group-lg & {

      line-height: $input-height-large;

    }

  }

}

// Form groups

//

// Designed to help with the organization and spacing of vertical forms. For

// horizontal forms, use the predefined grid classes.

.form-group {

  margin-bottom: $form-group-margin-bottom;

}

// Checkboxes and radios

//

// Indent the labels to position radios/checkboxes as hanging controls.

.radio,

.checkbox {

  position: relative;

  display: block;

  margin-top: 10px;

  margin-bottom: 10px;

  label {

    min-height: $line-height-computed; // Ensure the input doesn't jump when there is no text

    padding-left: 20px;

    margin-bottom: 0;

    font-weight: normal;

    cursor: pointer;

  }

}

.radio input[type="radio"],

.radio-inline input[type="radio"],

.checkbox input[type="checkbox"],

.checkbox-inline input[type="checkbox"] {

  position: absolute;

  margin-left: -20px;

  margin-top: 4px \9;

}

.radio + .radio,

.checkbox + .checkbox {

  margin-top: -5px; // Move up sibling radios or checkboxes for tighter spacing

}

// Radios and checkboxes on same line

.radio-inline,

.checkbox-inline {

  position: relative;

  display: inline-block;

  padding-left: 20px;

  margin-bottom: 0;

  vertical-align: middle;

  font-weight: normal;

  cursor: pointer;

}

.radio-inline + .radio-inline,

.checkbox-inline + .checkbox-inline {

  margin-top: 0;

  margin-left: 10px; // space out consecutive inline controls

}

// Apply same disabled cursor tweak as for inputs

// Some special care is needed because <label>s don't inherit their parent's `cursor`.

//

// Note: Neither radios nor checkboxes can be readonly.

input[type="radio"],

input[type="checkbox"] {

  &[disabled],

  &.disabled,

  fieldset[disabled] & {

    cursor: $cursor-disabled;

  }

}

// These classes are used directly on <label>s

.radio-inline,

.checkbox-inline {

  &.disabled,

  fieldset[disabled] & {

    cursor: $cursor-disabled;

  }

}

// These classes are used on elements with <label> descendants

.radio,

.checkbox {

  &.disabled,

  fieldset[disabled] & {

    label {

      cursor: $cursor-disabled;

    }

  }

}

// Static form control text

//

// Apply class to a `p` element to make any string of text align with labels in

// a horizontal form layout.

.form-control-static {

  // Size it appropriately next to real form controls

  padding-top: ($padding-base-vertical + 1);

  padding-bottom: ($padding-base-vertical + 1);

  // Remove default margin from `p`

  margin-bottom: 0;

  min-height: ($line-height-computed + $font-size-base);

  &.input-lg,

  &.input-sm {

    padding-left: 0;

    padding-right: 0;

  }

}

// Form control sizing

//

// Build on `.form-control` with modifier classes to decrease or increase the

// height and font-size of form controls.

//

// The `.form-group-* form-control` variations are sadly duplicated to avoid the

// issue documented in https://github.com/twbs/bootstrap/issues/15074.

@include input-size('.input-sm', $input-height-small, $padding-small-vertical, $padding-small-horizontal, $font-size-small, $line-height-small, $input-border-radius-small);

.form-group-sm {

  .form-control {

    height: $input-height-small;

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

    font-size: $font-size-small;

    line-height: $line-height-small;

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

  }

  select.form-control {

    height: $input-height-small;

    line-height: $input-height-small;

  }

  textarea.form-control,

  select[multiple].form-control {

    height: auto;

  }

  .form-control-static {

    height: $input-height-small;

    min-height: ($line-height-computed + $font-size-small);

    padding: ($padding-small-vertical + 1) $padding-small-horizontal;

    font-size: $font-size-small;

    line-height: $line-height-small;

  }

}

@include input-size('.input-lg', $input-height-large, $padding-large-vertical, $padding-large-horizontal, $font-size-large, $line-height-large, $input-border-radius-large);

.form-group-lg {

  .form-control {

    height: $input-height-large;

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

    font-size: $font-size-large;

    line-height: $line-height-large;

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

  }

  select.form-control {

    height: $input-height-large;

    line-height: $input-height-large;

  }

  textarea.form-control,

  select[multiple].form-control {

    height: auto;

  }

  .form-control-static {

    height: $input-height-large;

    min-height: ($line-height-computed + $font-size-large);

    padding: ($padding-large-vertical + 1) $padding-large-horizontal;

    font-size: $font-size-large;

    line-height: $line-height-large;

  }

}

// Form control feedback states

//

// Apply contextual and semantic states to individual form controls.

.has-feedback {

  // Enable absolute positioning

  position: relative;

  // Ensure icons don't overlap text

  .form-control {

    padding-right: ($input-height-base * 1.25);

  }

}

// Feedback icon (requires .glyphicon classes)

.form-control-feedback {

  position: absolute;

  top: 0;

  right: 0;

  z-index: 2; // Ensure icon is above input groups

  display: block;

  width: $input-height-base;

  height: $input-height-base;

  line-height: $input-height-base;

  text-align: center;

  pointer-events: none;

}

.input-lg + .form-control-feedback,

.input-group-lg + .form-control-feedback,

.form-group-lg .form-control + .form-control-feedback {

  width: $input-height-large;

  height: $input-height-large;

  line-height: $input-height-large;

}

.input-sm + .form-control-feedback,

.input-group-sm + .form-control-feedback,

.form-group-sm .form-control + .form-control-feedback {

  width: $input-height-small;

  height: $input-height-small;

  line-height: $input-height-small;

}

// Feedback states

.has-success {

  @include form-control-validation($state-success-text, $state-success-text, $state-success-bg);

}

.has-warning {

  @include form-control-validation($state-warning-text, $state-warning-text, $state-warning-bg);

}

.has-error {

  @include form-control-validation($state-danger-text, $state-danger-text, $state-danger-bg);

}

// Reposition feedback icon if input has visible label above

.has-feedback label {

  & ~ .form-control-feedback {

    top: ($line-height-computed + 5); // Height of the `label` and its margin

  }

  &.sr-only ~ .form-control-feedback {

    top: 0;

  }

}

// Help text

//

// Apply to any element you wish to create light text for placement immediately

// below a form control. Use for general help, formatting, or instructional text.

.help-block {

  display: block; // account for any element using help-block

  margin-top: 5px;

  margin-bottom: 10px;

  color: lighten($text-color, 25%); // lighten the text some for contrast

}

// Inline forms

//

// Make forms appear inline(-block) by adding the `.form-inline` class. Inline

// forms begin stacked on extra small (mobile) devices and then go inline when

// viewports reach <768px.

//

// Requires wrapping inputs and labels with `.form-group` for proper display of

// default HTML form controls and our custom form controls (e.g., input groups).

//

// Heads up! This is mixin-ed into `.navbar-form` in navbars.less.

// [converter] extracted from `.form-inline` for libsass compatibility

@mixin form-inline {

  // Kick in the inline

  @media (min-width: $screen-sm-min) {

    // Inline-block all the things for "inline"

    .form-group {

      display: inline-block;

      margin-bottom: 0;

      vertical-align: middle;

    }

    // In navbar-form, allow folks to *not* use `.form-group`

    .form-control {

      display: inline-block;

      width: auto; // Prevent labels from stacking above inputs in `.form-group`

      vertical-align: middle;

    }

    // Make static controls behave like regular ones

    .form-control-static {

      display: inline-block;

    }

    .input-group {

      display: inline-table;

      vertical-align: middle;

      .input-group-addon,

      .input-group-btn,

      .form-control {

        width: auto;

      }

    }

    // Input groups need that 100% width though

    .input-group > .form-control {

      width: 100%;

    }

    .control-label {

      margin-bottom: 0;

      vertical-align: middle;

    }

    // Remove default margin on radios/checkboxes that were used for stacking, and

    // then undo the floating of radios and checkboxes to match.

    .radio,

    .checkbox {

      display: inline-block;

      margin-top: 0;

      margin-bottom: 0;

      vertical-align: middle;

      label {

        padding-left: 0;

      }

    }

    .radio input[type="radio"],

    .checkbox input[type="checkbox"] {

      position: relative;

      margin-left: 0;

    }

    // Re-override the feedback icon.

    .has-feedback .form-control-feedback {

      top: 0;

    }

  }

}

// [converter] extracted as `@mixin form-inline` for libsass compatibility

.form-inline {

  @include form-inline;

}

// Horizontal forms

//

// Horizontal forms are built on grid classes and allow you to create forms with

// labels on the left and inputs on the right.

.form-horizontal {

  // Consistent vertical alignment of radios and checkboxes

  //

  // Labels also get some reset styles, but that is scoped to a media query below.

  .radio,

  .checkbox,

  .radio-inline,

  .checkbox-inline {

    margin-top: 0;

    margin-bottom: 0;

    padding-top: ($padding-base-vertical + 1); // Default padding plus a border

  }

  // Account for padding we're adding to ensure the alignment and of help text

  // and other content below items

  .radio,

  .checkbox {

    min-height: ($line-height-computed + ($padding-base-vertical + 1));

  }

  // Make form groups behave like rows

  .form-group {

    @include make-row;

  }

  // Reset spacing and right align labels, but scope to media queries so that

  // labels on narrow viewports stack the same as a default form example.

  @media (min-width: $screen-sm-min) {

    .control-label {

      text-align: right;

      margin-bottom: 0;

      padding-top: ($padding-base-vertical + 1); // Default padding plus a border

    }

  }

  // Validation states

  //

  // Reposition the icon because it's now within a grid column and columns have

  // `position: relative;` on them. Also accounts for the grid gutter padding.

  .has-feedback .form-control-feedback {

    right: floor(($grid-gutter-width / 2));

  }

  // Form group sizes

  //

  // Quick utility class for applying `.input-lg` and `.input-sm` styles to the

  // inputs and labels within a `.form-group`.

  .form-group-lg {

    @media (min-width: $screen-sm-min) {

      .control-label {

        padding-top: ($padding-large-vertical + 1);

        font-size: $font-size-large;

      }

    }

  }

  .form-group-sm {

    @media (min-width: $screen-sm-min) {

      .control-label {

        padding-top: ($padding-small-vertical + 1);

        font-size: $font-size-small;

      }

    }

  }

}