//
// Forms
// --------------------------------------------------


// Normalize non-controls
//
// Restyle and baseline non-control form elements.

legend {
  display: block;
  width: 100%;
  padding: 0;
  margin-bottom: @line-height-computed / 2;
  font-size: (@component-font-size-base * 1.6); // ~24px
  line-height: inherit;
  color: @legend-color;
  border-bottom: none;
}

// Normalize form controls

// Textarea
textarea {
  font-size: ceil((@font-size-base * 1.071)); // ~15px
  line-height: 24px;
  padding: 5px 11px;
}

// Search
input[type="search"] {
  -webkit-appearance: none !important; // removes rounded corners for searchfields on iOS
}


// Label
label {
  font-weight: normal;
  font-size: @component-font-size-base;
  line-height: 2.3; // ~36px
}

// Placeholder
//
// Placeholder text gets special styles because when browsers invalidate entire
// lines if it doesn't understand a selector/
.form-control {
  .placeholder(desaturate(lighten(@brand-primary, 45%), 15%));
}

// 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 {
  border: 2px solid @gray-light;
  color: @brand-primary;
  font-family: @font-family-base;
  font-size: @input-font-size-base;
  line-height: @input-line-height-base;
  padding: 8px 12px;
  height: 42px;
  border-radius: @input-border-radius;
  box-shadow: none;
  transition: border .25s linear, color .25s linear, background-color .25s linear;

  // Customize the `:focus` state
  .form-control-focus();

  // Disabled and read-only inputs
  // Note: 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;
    border-color: mix(@gray, white, 40%);
    color: mix(@gray, white, 40%);
    cursor: default;
    .opacity(.7);
  }

  // Flat (without border)
  &.flat {
    border-color: transparent;

    &:hover {
      border-color: @gray-light;
    }
    &:focus {
      border-color: @brand-secondary;
    }
  }
}

// Form control sizing
.input-sm,
.form-group-sm .form-control {  
  .input-size(@input-height-sm; 6px; 10px; @input-font-size-sm; @input-line-height-sm);
}

.input-lg,
.form-group-lg .form-control {  
  .input-size(@input-height-lg; 10px; 15px; @input-font-size-lg; @input-line-height-lg);
}

.input-hg,
.form-group-hg .form-control {  
  .input-size(@input-height-hg; 10px; 16px; @input-font-size-hg; @input-line-height-hg);
}

// Form control feedback states
//
// Apply contextual and semantic states to individual form controls.

.form-control-feedback {
  position: absolute;
  top: 2px;
  right: 2px;
  margin-top: 1px;
  line-height: 36px;
  font-size: @input-icon-font-size;
  color: desaturate(lighten(@brand-primary, 45%), 15%);
  background-color: transparent;
  padding: 0 12px 0 0;
  border-radius: @input-border-radius;
  pointer-events: none;
}

.input-hg + .form-control-feedback, 
.control-feedback-hg {
  font-size: @input-icon-font-size-hg;
  line-height: 48px;
  padding-right: 16px;
  width: auto;
  height: 48px;
}
.input-lg + .form-control-feedback,
.control-feedback-lg {
  font-size: @input-icon-font-size-lg;
  line-height: 40px;
  width: auto;
  height: 40px;
  padding-right: 15px;
}
.input-sm + .form-control-feedback,
.control-feedback-sm {
  line-height: 29px;
  height: 29px;
  width: auto;
  padding-right: 10px;
}

// Feedback states
.has-success {
  .form-control-validation(@brand-success; @brand-success);
}
.has-warning {
  .form-control-validation(@brand-warning; @brand-warning);
}
.has-error {
  .form-control-validation(@brand-danger; @brand-danger);
}

.form-control[disabled] + .form-control-feedback,
.form-control[readonly] + .form-control-feedback,
fieldset[disabled] .form-control + .form-control-feedback,
.form-control.disabled + .form-control-feedback {
  cursor: @cursor-disabled;
  color: mix(@gray, white, 40%);
  background-color: transparent;
  .opacity(.7);
}


// 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 {
  font-size: ceil((@component-font-size-base * 0.933));
  margin-bottom: 5px;
  color: mix(@brand-primary, @gray-light, 60%);
}

// Form groups
//
// Designed to help with the organization and spacing of vertical forms. For
// horizontal forms, use the predefined grid classes.

.form-group {
  position: relative;
  margin-bottom: 20px;
}

// 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 scope to a media query below.
  .radio,
  .checkbox,
  .radio-inline,
  .checkbox-inline {
    margin-top: 0;
    margin-bottom: 0;
    padding-top: 0;
  }

  // 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 {
      padding-top: 3px;
      padding-bottom: 3px;
    }
  }

  // Make form groups behave like rows
  .form-group {
    .make-row();
  }

  .form-control-static {
    padding-top: 6px;
    padding-bottom: 6px;
  }

  // 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-hg {
    @media (min-width: @screen-sm-min) {
      .control-label {
        font-size: @input-font-size-hg;
        padding-top: 2px;
        padding-bottom: 0;
      }
    }
    .form-control {
      &:extend(.input-hg);
    }
  }
  .form-group-lg {
    @media (min-width: @screen-sm-min) {
      .control-label {
        font-size: @input-font-size-lg;
        padding-top: 3px;
        padding-bottom: 2px;
      }
    }
  }
  .form-group-sm {
    @media (min-width: @screen-sm-min) {
      .control-label {
        font-size: @input-font-size-sm;
        padding-top: 2px;
        padding-bottom: 2px;
      }
    }
  }
}
