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


// GENERAL STYLES
// --------------

// Make all forms have space below them
form {
  margin: 0 0 @baseLineHeight;
}

fieldset {
  padding: 0;
  margin: 0;
  margin-top: @baseLineHeight * 0.25;
  border: 0;
}

// Groups of fields with labels on top (legends)
legend {
  display: block;
  width: 100%;
  padding: 0;
  margin-bottom: @baseLineHeight * 0.5;
  font-size: @baseFontSize * 1.0;
  line-height: @baseLineHeight * 1.5;
  color: @grayDark;
  border: 0;
  border-bottom: 1px solid #e5e5e5;

  // Small
  small {
    font-size: @baseLineHeight * .75;
  }
}

// Set font for forms
label,
input,
button,
select,
textarea {
  #font > .shorthand(@baseFontSize,normal,@baseLineHeight); // Set size, weight, line-height here
}
input,
button,
select,
textarea {
  font-family: @baseFontFamily; // And only set font-family here for those that need it (note the missing label element)
}

// Identify controls by their labels
label {
  display: block;
  margin-bottom: 5px;
}

// Form controls
// -------------------------

// Shared size and type resets
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"],
.uneditable-input {
  display: inline-block;
  height: @baseLineHeight;
  padding: 2px;
  margin-bottom: @baseLineHeight / 4;
  font-size: @baseFontSize;
  line-height: @baseLineHeight;
  color: @gray;
  vertical-align: middle;
}

// Reset appearance properties for textual inputs and textarea
// Declare width for legacy (can't be on input[type=*] selectors or it's too specific)
input,
textarea,
.uneditable-input {
  /* width: 206px; */ // plus 12px padding and 2px border
}
textarea {
 /* width: 210px;*/
}
// Reset height since textareas have rows
textarea {
  height: auto;
}
// Everything else
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"],
.uneditable-input {
  background-color: @inputBackground;
  border: 2px solid @inputBorder;
  .box-shadow( inset 0 1px 0 rgba(255,255,255,.5) );
  .transition(~"border linear .2s");

  // Focus state
  &:focus {
    border-color: @inputFocusBorder;
    .transition(~"border linear .2s");
    outline: 0;
    outline: thin dotted \9; /* IE6-9 */
  }
}

// Position radios and checkboxes better
input[type="radio"],
input[type="checkbox"] {
  margin: 4px 0 0;
  *margin-top: 0; /* IE7 */
  margin-top: 1px \9; /* IE8-9 */
  line-height: normal;
}

// Reset width of input images, buttons, radios, checkboxes
input[type="file"],
input[type="image"],
input[type="submit"],
input[type="reset"],
input[type="button"],
input[type="radio"],
input[type="checkbox"] {
  width: auto; // Override of generic input selector
}

// Set the height of select and file controls to match text inputs
select,
input[type="file"] {
  height: (@inputHeight * 0.8) + 4; /* In IE7, the height of the select element cannot be changed by height, only font-size */
  *margin-top: 2px; /* For IE7, add top margin to align select with labels */
  line-height: @inputHeight * 0.8;
}

// Make select elements obey height by applying a border
select {
  /*width: 220px; */ // default input width + 10px of padding that doesn't get applied
  border: 2px solid @inputBorder;
  background-color: @inputBackground; // Chrome on Linux and Mobile Safari need background-color
  padding-right: 0e("\9");
  padding-left: 0e("\9");
  padding-bottom: 1pxe("\9");
  padding-top: 0e("\9");
}

// Make multiple select elements height not fixed
select[multiple],
select[size] {
  height: auto;
}

// Focus for select, file, radio, and checkbox
select:focus,
input[type="file"]:focus,
input[type="radio"]:focus,
input[type="checkbox"]:focus {
  .tab-focus();
  border-color: @inputFocusBorder;
  .transition(~"border linear .2s");
}


// Uneditable inputs
// -------------------------

// Make uneditable inputs look inactive
.uneditable-input,
.uneditable-textarea {
  color: @grayLight;
  background-color: darken(@inputBackground, 5%);
  border-color: @inputBorder;
  .box-shadow(inset 0 1px 0 rgba(255,255,255,.5));
  cursor: not-allowed;
}

// For text that needs to appear as an input but should not be an input
.uneditable-input {
  overflow: hidden; // prevent text from wrapping, but still cut it off like an input does
  white-space: nowrap;
}

// Make uneditable textareas behave like a textarea
.uneditable-textarea {
  width: auto;
  height: auto;
}


// Placeholder
// -------------------------

// Placeholder text gets special styles because when browsers invalidate entire lines if it doesn't understand a selector
input,
textarea {
  .placeholder();
}


// CHECKBOXES & RADIOS
// -------------------

// Indent the labels to position radios/checkboxes as hanging
.radio input[type="radio"],
.checkbox input[type="checkbox"] {
  float: left;
 /* margin-left: -18px;*/
}

// Move the options list down to align with labels
.controls > .radio:first-child,
.controls > .checkbox:first-child {
  padding-top: 5px; // has to be padding because margin collaspes
}

// Radios and checkboxes on same line
// TODO v3: Convert .inline to .control-inline
.radio.inline,
.checkbox.inline {
  display: inline-block;
  padding-top: 5px;
  margin-bottom: 0;
  vertical-align: middle;
}
.radio.inline + .radio.inline,
.checkbox.inline + .checkbox.inline {
  margin-left: 10px; // space out consecutive inline controls
}



// INPUT SIZES
// -----------

// General classes for quick sizes
.input-mini       { width: 60px; }
.input-small      { width: 90px; }
.input-medium     { width: 150px; }
.input-large      { width: 210px; }
.input-xlarge     { width: 270px; }
.input-xxlarge    { width: 530px; }

// Grid style input sizes
input[class*="span"],
select[class*="span"],
textarea[class*="span"],
.uneditable-input[class*="span"],
// Redeclare since the fluid row class is more specific
.row-fluid input[class*="span"],
.row-fluid select[class*="span"],
.row-fluid textarea[class*="span"],
.row-fluid .uneditable-input[class*="span"] {
  float: none;
  margin-left: 0;
}
// Ensure input-prepend/append never wraps
.input-append input[class*="span"],
.input-append .uneditable-input[class*="span"],
.input-prepend input[class*="span"],
.input-prepend .uneditable-input[class*="span"],
.row-fluid input[class*="span"],
.row-fluid select[class*="span"],
.row-fluid textarea[class*="span"],
.row-fluid .uneditable-input[class*="span"],
.row-fluid .input-prepend [class*="span"],
.row-fluid .input-append [class*="span"] {
  display: inline-block;
}



// GRID SIZING FOR INPUTS
// ----------------------

// Grid sizes
#grid > .input(@gridColumnWidth, @gridGutterWidth);

// Control row for multiple inputs per line
.controls-row {
  .clearfix(); // Clear the float from controls
}

// Float to collapse white-space for proper grid alignment
.controls-row [class*="span"],
// Redeclare the fluid grid collapse since we undo the float for inputs
.row-fluid .controls-row [class*="span"] {
  float: left;
}
// Explicity set top padding on all checkboxes/radios, not just first-child
.controls-row .checkbox[class*="span"],
.controls-row .radio[class*="span"] {
  padding-top: 5px;
}




// DISABLED STATE
// --------------

// Disabled and read-only inputs
input[disabled],
select[disabled],
textarea[disabled],
input[readonly],
select[readonly],
textarea[readonly] {
  cursor: not-allowed;
  background-color: @inputDisabledBackground;
}
// Explicitly reset the colors here
input[type="radio"][disabled],
input[type="checkbox"][disabled],
input[type="radio"][readonly],
input[type="checkbox"][readonly] {
  background-color: transparent;
}




// FORM FIELD FEEDBACK STATES
// --------------------------

// Warning
.control-group.warning {
  .formFieldState(@warningText, @warningText, @warningBackground);
}
// Error
.control-group.error {
  .formFieldState(@errorText, @errorText, @errorBackground);
}
// Success
.control-group.success {
  .formFieldState(@successText, @successText, @successBackground);
}
// Success
.control-group.info {
  .formFieldState(@infoText, @infoText, @infoBackground);
}

// 1iT variant
span.errorField 
{
  .formFieldState(@errorText, @errorText, @errorBackground);
}

// HTML5 invalid states
// Shares styles with the .control-group.error above
input:focus:invalid,
textarea:focus:invalid,
select:focus:invalid {
  color: #b94a48;
  border-color: #ee5f5b;
  &:focus {
    border-color: darken(#ee5f5b, 10%);
  }
}



// FORM ACTIONS
// ------------

.form-actions {
  padding: (@baseLineHeight - 1) 20px @baseLineHeight;
  margin-top: @baseLineHeight;
  margin-bottom: @baseLineHeight;
  background-color: @formActionsBackground;
  border-top: 1px solid #e5e5e5;
  .clearfix(); // Adding clearfix to allow for .pull-right button containers
}



// HELP TEXT
// ---------

.help-block,
.help-inline {
  color: lighten(@textColor, 15%); // lighten the text some for contrast
}

.help-block {
  display: block; // account for any element using help-block
  margin-bottom: @baseLineHeight / 2;
}

.help-inline {
  display: inline-block;
  .ie7-inline-block();
  vertical-align: middle;
  padding-left: 5px;
}



// INPUT GROUPS
// ------------

// Allow us to put symbols and text within the input field for a cleaner look
.input-append,
.input-prepend {
  display: inline-block;
  margin-bottom: @baseLineHeight / 2;
  vertical-align: middle;
  font-size: 0; // white space collapse hack
  white-space: nowrap; // Prevent span and input from separating
  border: 2px solid darken(@grayLight,10%);
  background: @grayLight;
  // Reset the white space collapse hack
  input,
  select,
  .uneditable-input,
  .dropdown-menu,
  .popover {
    font-size: @baseFontSize;
  }
  input,
  select,
  .uneditable-input {
    position: relative; // placed here by default so that on :focus we can place the input above the .add-on for full border and box-shadow goodness
    margin-bottom: 0; // prevent bottom margin from screwing up alignment in stacked forms
    *margin-left: 0;
    vertical-align: top;
    border: 0;
    .opacity(80);
    // Make input on top when focused so blue border and shadow always show
    &:focus {
      z-index: 2;
      .opacity(100);
    }
  }
  .add-on {
    display: inline-block;
    width: auto;
    height: @baseLineHeight;
    min-width: 16px;
    padding: 3px 8px 3px 6px;
    font-size: @baseFontSize;
    font-weight: normal;
    line-height: @baseLineHeight;
    text-align: center;
    background-color: @grayLight;
  }
  .btn {
    padding: 3px 10px;
    background-color: @grayLight;
    color: @black;
    text-shadow: 0;
    &:hover, &:focus, &.dropdown-toggle {
      background-color: lighten(@grayLighter,5%);
      color: @black;
      text-shadow: 0;
    }
    &:active, &.active {
      background-color: darken(@grayLight,10%);
      color: @black;
    }
  }
  .btn + .btn {
    border-left: 1px solid lighten(@grayLight,7%);
  }
  .btn-group.open .btn.dropdown-toggle {
    background-color: darken(@grayLight,10%);
    color: @black;
  }
  .caret {
    border-top-color: @gray!important;
    border-bottom-color: @gray!important;
  }
  .dropdown-menu {
    margin-top: 4px;
    margin-left: -2px;
  }
  .add-on,
  .btn,
  .btn-group > .dropdown-toggle {
    vertical-align: top;
  }
  .active {
    background-color: lighten(@green, 30);
    border-color: @green;
  }
}

.input-prepend {

}

.input-append {
  .add-on {
    padding: 3px 6px 3px 8px;
  }
}

// Remove all border-radius for inputs with both prepend and append
.input-prepend.input-append {
  .btn-group:first-child {
    margin-left: 0;
  }
}





// HORIZONTAL & VERTICAL FORMS
// ---------------------------

// Common properties
// -----------------

.form-search,
.form-inline,
.form-horizontal {
  input,
  textarea,
  select,
  .help-inline,
  .uneditable-input,
  .input-prepend,
  .input-append {
    display: inline-block;
    .ie7-inline-block();
    margin-bottom: 0;
    vertical-align: middle;
  }
  // Re-hide hidden elements due to specifity
  .hide {
    display: none;
  }
}
.form-search label,
.form-inline label,
.form-search .btn-group,
.form-inline .btn-group {
  display: inline-block;
}
// Remove margin for input-prepend/-append
.form-search .input-append,
.form-inline .input-append,
.form-search .input-prepend,
.form-inline .input-prepend {
  margin-bottom: 0;
}
// Inline checkbox/radio labels (remove padding on left)
.form-search .radio,
.form-search .checkbox,
.form-inline .radio,
.form-inline .checkbox {
  padding-left: 0;
  margin-bottom: 0;
  vertical-align: middle;
}
// Remove float and margin, set to inline-block
.form-search .radio input[type="radio"],
.form-search .checkbox input[type="checkbox"],
.form-inline .radio input[type="radio"],
.form-inline .checkbox input[type="checkbox"] {
  float: left;
  margin-right: 3px;
  margin-left: 0;
}


// Margin to space out fieldsets
.control-group {
  margin-bottom: @baseLineHeight / 2;
}

// Legend collapses margin, so next element is responsible for spacing
legend + .control-group {
  margin-top: @baseLineHeight;
  -webkit-margin-top-collapse: separate;
}

// Horizontal-specific styles
// --------------------------

.form-horizontal {
  // Increase spacing between groups
  .control-group {
    margin-bottom: @baseLineHeight;
    .clearfix();
  }
  // Float the labels left
  .control-label {
    float: left;
    width: @horizontalComponentOffset - 20;
    padding-top: 5px;
    text-align: right;
  }
  // Move over all input controls and content
  .controls {
    // Super jank IE7 fix to ensure the inputs in .input-append and input-prepend
    // don't inherit the margin of the parent, in this case .controls
    *display: inline-block;
    *padding-left: 20px;
    margin-left: @horizontalComponentOffset;
    *margin-left: 0;
    &:first-child {
      *padding-left: @horizontalComponentOffset;
    }
  }
  // Remove bottom margin on block level help text since that's accounted for on .control-group
  .help-block {
    margin-bottom: 0;
  }
  // And apply it only to .help-block instances that follow a form control
  input,
  select,
  textarea,
  .uneditable-input,
  .input-prepend,
  .input-append {
    + .help-block {
      margin-top: @baseLineHeight / 2;
    }
  }
  // Move over buttons in .form-actions to align with .controls
  .form-actions {
    padding-left: @horizontalComponentOffset;
  }
}

// Metro checkbox and radio (webkit special)
// --------------------------
.metro-checkbox {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  border: 2px solid @gray;
  &:before {
    content: "\2714";
    padding: 0 2px;
    color: @white;
    display: block;
    font-size: 8px;
  }
  &:checked {
    &:before {
      color: @gray;
    }
  }
}

.metro-radio {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  border: 2px solid @gray;
  .border-radius(25px);
  &:after {
    content: "\25CF";
    padding: 0 2px;
    color: @white;
    display: block;
    font-size: 9px;
    margin-top: -2px;
  }
  &:checked {
    &:after {
      color: @gray;
    }
  }
}

.radio,
.checkbox {
  padding-left: 0;
  input[type="radio"],
  input[type="checkbox"] {
    display: none;
    + label {
      display: inline-block;
      border: 2px solid @gray;
      .border-radius(50%);
      padding: 0 3px 2px;
      margin: -2px 4px 0 0;
      vertical-align: text-bottom;
      &:before {
        font-family: Tahoma;
        font-size: 10px;
        content: "\25CF";
        margin: -5px 0;
        display: block;
        color: transparent;
        color: #fffe("\9");
      }
    }
    &:checked {
      + label {
        &:before {
          color: @gray;
        }
      }
    }
  }
  input[type="checkbox"] {
    + label {
      padding: 0 2px 2px;
      .border-radius(0);
      &:before {
        content: "\2714";
      }
    }
  }
}
