closes #3932

public/less/admin/bootstrap/alerts.less

@@ -18,6 +18,7 @@
     // Specified for the h4 to prevent conflicts of changing @headings-color
     color: inherit;
   }
+
   // Provide class for links that match alerts
   .alert-link {
     font-weight: @alert-link-font-weight;
@@ -28,6 +29,7 @@
   > ul {
     margin-bottom: 0;
   }
+
   > p + p {
     margin-top: 5px;
   }
@@ -57,12 +59,15 @@
 .alert-success {
   .alert-variant(@alert-success-bg; @alert-success-border; @alert-success-text);
 }
+
 .alert-info {
   .alert-variant(@alert-info-bg; @alert-info-border; @alert-info-text);
 }
+
 .alert-warning {
   .alert-variant(@alert-warning-bg; @alert-warning-border; @alert-warning-text);
 }
+
 .alert-danger {
   .alert-variant(@alert-danger-bg; @alert-danger-border; @alert-danger-text);
 }

public/less/admin/bootstrap/badges.less

@@ -12,7 +12,7 @@
   font-weight: @badge-font-weight;
   color: @badge-color;
   line-height: @badge-line-height;
-  vertical-align: baseline;
+  vertical-align: middle;
   white-space: nowrap;
   text-align: center;
   background-color: @badge-bg;
@@ -28,7 +28,9 @@
     position: relative;
     top: -1px;
   }
-  .btn-xs & {
+
+  .btn-xs &,
+  .btn-group-xs > .btn & {
     top: 0;
     padding: 1px 5px;
   }
@@ -49,12 +51,15 @@
     color: @badge-active-color;
     background-color: @badge-active-bg;
   }
+
   .list-group-item > & {
     float: right;
   }
+
   .list-group-item > & + & {
     margin-right: 5px;
   }
+
   .nav-pills > li > a > & {
     margin-left: 3px;
   }

public/less/admin/bootstrap/bootstrap.less

@@ -1,3 +1,9 @@
+/*!
+ * Bootstrap v3.3.6 (http://getbootstrap.com)
+ * Copyright 2011-2015 Twitter, Inc.
+ * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
+ */
+
 // Core variables and mixins
 @import "variables.less";
 @import "mixins.less";

public/less/admin/bootstrap/button-groups.less

@@ -36,6 +36,7 @@
   margin-left: -5px; // Offset the first child's margin
   &:extend(.clearfix all);
 
+  .btn,
   .btn-group,
   .input-group {
     float: left;
@@ -71,13 +72,13 @@
 .btn-group > .btn-group:not(:first-child):not(:last-child) > .btn {
   border-radius: 0;
 }
-.btn-group > .btn-group:first-child {
+.btn-group > .btn-group:first-child:not(:last-child) {
   > .btn:last-child,
   > .dropdown-toggle {
     .border-right-radius(0);
   }
 }
-.btn-group > .btn-group:last-child > .btn:first-child {
+.btn-group > .btn-group:last-child:not(:first-child) > .btn:first-child {
   .border-left-radius(0);
 }
 
@@ -172,12 +173,12 @@
     border-radius: 0;
   }
   &:first-child:not(:last-child) {
-    border-top-right-radius: @border-radius-base;
+    .border-top-radius(@btn-border-radius-base);
     .border-bottom-radius(0);
   }
   &:last-child:not(:first-child) {
-    border-bottom-left-radius: @border-radius-base;
     .border-top-radius(0);
+    .border-bottom-radius(@btn-border-radius-base);
   }
 }
 .btn-group-vertical > .btn-group:not(:first-child):not(:last-child) > .btn {

public/less/admin/bootstrap/buttons.less

@@ -17,7 +17,7 @@
   background-image: none; // Reset unusual Firefox-on-Android default style; see https://github.com/necolas/normalize.css/issues/214
   border: 1px solid transparent;
   white-space: nowrap;
-  .button-size(@padding-base-vertical; @padding-base-horizontal; @font-size-base; @line-height-base; @border-radius-base);
+  .button-size(@padding-base-vertical; @padding-base-horizontal; @font-size-base; @line-height-base; @btn-border-radius-base);
   .user-select(none);
 
   &,
@@ -47,10 +47,16 @@
   &[disabled],
   fieldset[disabled] & {
     cursor: @cursor-disabled;
-    pointer-events: none; // Future-proof disabling of clicks
     .opacity(.65);
     .box-shadow(none);
   }
+
+  a& {
+    &.disabled,
+    fieldset[disabled] & {
+      pointer-events: none; // Future-proof disabling of clicks on `<a>` elements
+    }
+  }
 }
 
 
@@ -107,7 +113,7 @@
   &:hover,
   &:focus {
     color: @link-hover-color;
-    text-decoration: underline;
+    text-decoration: @link-hover-decoration;
     background-color: transparent;
   }
   &[disabled],
@@ -126,14 +132,14 @@
 
 .btn-lg {
   // line-height: ensure even-numbered height of button next to large input
-  .button-size(@padding-large-vertical; @padding-large-horizontal; @font-size-large; @line-height-large; @border-radius-large);
+  .button-size(@padding-large-vertical; @padding-large-horizontal; @font-size-large; @line-height-large; @btn-border-radius-large);
 }
 .btn-sm {
   // line-height: ensure proper height of button next to small input
-  .button-size(@padding-small-vertical; @padding-small-horizontal; @font-size-small; @line-height-small; @border-radius-small);
+  .button-size(@padding-small-vertical; @padding-small-horizontal; @font-size-small; @line-height-small; @btn-border-radius-small);
 }
 .btn-xs {
-  .button-size(@padding-xs-vertical; @padding-xs-horizontal; @font-size-small; @line-height-small; @border-radius-small);
+  .button-size(@padding-xs-vertical; @padding-xs-horizontal; @font-size-small; @line-height-small; @btn-border-radius-small);
 }
 
 

public/less/admin/bootstrap/carousel.less

@@ -27,24 +27,24 @@
 
     // WebKit CSS3 transforms for supported devices
     @media all and (transform-3d), (-webkit-transform-3d) {
-      transition: transform .6s ease-in-out;
+      .transition-transform(~'0.6s ease-in-out');
-      backface-visibility: hidden;
+      .backface-visibility(~'hidden');
-      perspective: 1000;
+      .perspective(1000px);
 
       &.next,
       &.active.right {
-        transform: translate3d(100%, 0, 0);
+        .translate3d(100%, 0, 0);
         left: 0;
       }
       &.prev,
       &.active.left {
-        transform: translate3d(-100%, 0, 0);
+        .translate3d(-100%, 0, 0);
         left: 0;
       }
       &.next.left,
       &.prev.right,
       &.active {
-        transform: translate3d(0, 0, 0);
+        .translate3d(0, 0, 0);
         left: 0;
       }
     }
@@ -101,6 +101,7 @@
   color: @carousel-control-color;
   text-align: center;
   text-shadow: @carousel-text-shadow;
+  background-color: rgba(0, 0, 0, 0); // Fix IE9 click-thru bug
   // We can't have this transition here because WebKit cancels the carousel
   // animation if you trip this while in the middle of another animation.
 
@@ -130,6 +131,7 @@
   .glyphicon-chevron-right {
     position: absolute;
     top: 50%;
+    margin-top: -10px;
     z-index: 5;
     display: inline-block;
   }
@@ -147,7 +149,7 @@
   .icon-next {
     width:  20px;
     height: 20px;
-    margin-top: -10px;
+    line-height: 1;
     font-family: serif;
   }
 
@@ -195,6 +197,7 @@
     // Internet Explorer 8-9 does not support clicks on elements without a set
     // `background-color`. We cannot use `filter` since that's not viewed as a
     // background color by the browser. Thus, a hack is needed.
+    // See https://developer.mozilla.org/en-US/docs/Web/Events/click#Internet_Explorer
     //
     // For IE8, we set solid black as it doesn't support `rgba()`. For IE9, we
     // set alpha transparency for the best results possible.
@@ -238,18 +241,18 @@
     .glyphicon-chevron-right,
     .icon-prev,
     .icon-next {
-      width: 30px;
+      width: (@carousel-control-font-size * 1.5);
-      height: 30px;
+      height: (@carousel-control-font-size * 1.5);
-      margin-top: -15px;
+      margin-top: (@carousel-control-font-size / -2);
-      font-size: 30px;
+      font-size: (@carousel-control-font-size * 1.5);
     }
     .glyphicon-chevron-left,
     .icon-prev {
-      margin-left: -15px;
+      margin-left: (@carousel-control-font-size / -2);
     }
     .glyphicon-chevron-right,
     .icon-next {
-      margin-right: -15px;
+      margin-right: (@carousel-control-font-size / -2);
     }
   }
 

public/less/admin/bootstrap/close.less

@@ -23,6 +23,7 @@
   // Additional properties for button version
   // iOS requires the button element instead of an anchor tag.
   // If you want the anchor version, it requires `href="#"`.
+  // See https://developer.mozilla.org/en-US/docs/Web/Events/click#Safari_Mobile
   button& {
     padding: 0;
     cursor: pointer;

public/less/admin/bootstrap/component-animations.less

@@ -17,9 +17,8 @@
 
 .collapse {
   display: none;
-  visibility: hidden;
 
-  &.in      { display: block; visibility: visible; }
+  &.in      { display: block; }
   tr&.in    { display: table-row; }
   tbody&.in { display: table-row-group; }
 }

public/less/admin/bootstrap/dropdowns.less

@@ -10,12 +10,14 @@
   height: 0;
   margin-left: 2px;
   vertical-align: middle;
-  border-top:   @caret-width-base solid;
+  border-top:   @caret-width-base dashed;
+  border-top:   @caret-width-base solid ~"\9"; // IE8
   border-right: @caret-width-base solid transparent;
   border-left:  @caret-width-base solid transparent;
 }
 
 // The dropdown wrapper (div)
+.dropup,
 .dropdown {
   position: relative;
 }
@@ -183,14 +185,15 @@
   // Reverse the caret
   .caret {
     border-top: 0;
-    border-bottom: @caret-width-base solid;
+    border-bottom: @caret-width-base dashed;
+    border-bottom: @caret-width-base solid ~"\9"; // IE8
     content: "";
   }
   // Different positioning for bottom up menu
   .dropdown-menu {
     top: auto;
     bottom: 100%;
-    margin-bottom: 1px;
+    margin-bottom: 2px;
   }
 }
 

public/less/admin/bootstrap/forms.less

@@ -56,7 +56,6 @@ input[type="checkbox"] {
   line-height: normal;
 }
 
-// Set the height of file controls to match text inputs
 input[type="file"] {
   display: block;
 }
@@ -123,7 +122,7 @@ output {
   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;
+  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.
   .box-shadow(inset 0 1px 1px rgba(0,0,0,.075));
   .transition(~"border-color ease-in-out .15s, box-shadow ease-in-out .15s");
 
@@ -133,6 +132,12 @@ output {
   // Placeholder
   .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
@@ -141,9 +146,13 @@ output {
   &[disabled],
   &[readonly],
   fieldset[disabled] & {
-    cursor: @cursor-disabled;
     background-color: @input-bg-disabled;
-    opacity: 1; // iOS fix for unreadable disabled content
+    opacity: 1; // iOS fix for unreadable disabled content; see https://github.com/twbs/bootstrap/issues/11655
+  }
+
+  &[disabled],
+  fieldset[disabled] & {
+    cursor: @cursor-disabled;
   }
 
   // Reset height for `textarea`s
@@ -170,27 +179,29 @@ input[type="search"] {
 // 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.
+// 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[type="date"].input-sm,
+
-  input[type="time"].input-sm,
+    &.input-sm,
-  input[type="datetime-local"].input-sm,
+    .input-group-sm & {
-  input[type="month"].input-sm {
       line-height: @input-height-small;
     }
-  input[type="date"].input-lg,
+
-  input[type="time"].input-lg,
+    &.input-lg,
-  input[type="datetime-local"].input-lg,
+    .input-group-lg & {
-  input[type="month"].input-lg {
       line-height: @input-height-large;
     }
+  }
 }
 
 
@@ -200,7 +211,7 @@ input[type="search"] {
 // horizontal forms, use the predefined grid classes.
 
 .form-group {
-  margin-bottom: 15px;
+  margin-bottom: @form-group-margin-bottom;
 }
 
 
@@ -240,6 +251,7 @@ input[type="search"] {
 // Radios and checkboxes on same line
 .radio-inline,
 .checkbox-inline {
+  position: relative;
   display: inline-block;
   padding-left: 20px;
   margin-bottom: 0;
@@ -296,6 +308,7 @@ input[type="checkbox"] {
   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 {
@@ -309,16 +322,65 @@ input[type="checkbox"] {
 //
 // 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.
 
-.input-sm,
+.input-sm {
-.form-group-sm .form-control {
   .input-size(@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;
+  }
+}
 
-.input-lg,
+.input-lg {
-.form-group-lg .form-control {
   .input-size(@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
@@ -347,12 +409,16 @@ input[type="checkbox"] {
   text-align: center;
   pointer-events: none;
 }
-.input-lg + .form-control-feedback {
+.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-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;
@@ -450,8 +516,7 @@ input[type="checkbox"] {
     }
 
     // Remove default margin on radios/checkboxes that were used for stacking, and
-    // then undo the floating of radios and checkboxes to match (which also avoids
+    // then undo the floating of radios and checkboxes to match.
-    // a bug in WebKit: https://github.com/twbs/bootstrap/issues/1969).
     .radio,
     .checkbox {
       display: inline-block;
@@ -522,7 +587,7 @@ input[type="checkbox"] {
   // 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: (@grid-gutter-width / 2);
+    right: floor((@grid-gutter-width / 2));
   }
 
   // Form group sizes
@@ -532,7 +597,8 @@ input[type="checkbox"] {
   .form-group-lg {
     @media (min-width: @screen-sm-min) {
       .control-label {
-        padding-top: ((@padding-large-vertical * @line-height-large) + 1);
+        padding-top: (@padding-large-vertical + 1);
+        font-size: @font-size-large;
       }
     }
   }
@@ -540,6 +606,7 @@ input[type="checkbox"] {
     @media (min-width: @screen-sm-min) {
       .control-label {
         padding-top: (@padding-small-vertical + 1);
+        font-size: @font-size-small;
       }
     }
   }

public/less/admin/bootstrap/glyphicons.less

@@ -12,6 +12,7 @@
   font-family: 'Glyphicons Halflings';
   src: url('@{icon-font-path}@{icon-font-name}.eot');
   src: url('@{icon-font-path}@{icon-font-name}.eot?#iefix') format('embedded-opentype'),
+       url('@{icon-font-path}@{icon-font-name}.woff2') format('woff2'),
        url('@{icon-font-path}@{icon-font-name}.woff') format('woff'),
        url('@{icon-font-path}@{icon-font-name}.ttf') format('truetype'),
        url('@{icon-font-path}@{icon-font-name}.svg#@{icon-font-svg-id}') format('svg');
@@ -31,8 +32,8 @@
 }
 
 // Individual icons
-.glyphicon-asterisk               { &:before { content: "\2a"; } }
+.glyphicon-asterisk               { &:before { content: "\002a"; } }
-.glyphicon-plus                   { &:before { content: "\2b"; } }
+.glyphicon-plus                   { &:before { content: "\002b"; } }
 .glyphicon-euro,
 .glyphicon-eur                    { &:before { content: "\20ac"; } }
 .glyphicon-minus                  { &:before { content: "\2212"; } }
@@ -232,3 +233,73 @@
 .glyphicon-cloud-upload           { &:before { content: "\e198"; } }
 .glyphicon-tree-conifer           { &:before { content: "\e199"; } }
 .glyphicon-tree-deciduous         { &:before { content: "\e200"; } }
+.glyphicon-cd                     { &:before { content: "\e201"; } }
+.glyphicon-save-file              { &:before { content: "\e202"; } }
+.glyphicon-open-file              { &:before { content: "\e203"; } }
+.glyphicon-level-up               { &:before { content: "\e204"; } }
+.glyphicon-copy                   { &:before { content: "\e205"; } }
+.glyphicon-paste                  { &:before { content: "\e206"; } }
+// The following 2 Glyphicons are omitted for the time being because
+// they currently use Unicode codepoints that are outside the
+// Basic Multilingual Plane (BMP). Older buggy versions of WebKit can't handle
+// non-BMP codepoints in CSS string escapes, and thus can't display these two icons.
+// Notably, the bug affects some older versions of the Android Browser.
+// More info: https://github.com/twbs/bootstrap/issues/10106
+// .glyphicon-door                   { &:before { content: "\1f6aa"; } }
+// .glyphicon-key                    { &:before { content: "\1f511"; } }
+.glyphicon-alert                  { &:before { content: "\e209"; } }
+.glyphicon-equalizer              { &:before { content: "\e210"; } }
+.glyphicon-king                   { &:before { content: "\e211"; } }
+.glyphicon-queen                  { &:before { content: "\e212"; } }
+.glyphicon-pawn                   { &:before { content: "\e213"; } }
+.glyphicon-bishop                 { &:before { content: "\e214"; } }
+.glyphicon-knight                 { &:before { content: "\e215"; } }
+.glyphicon-baby-formula           { &:before { content: "\e216"; } }
+.glyphicon-tent                   { &:before { content: "\26fa"; } }
+.glyphicon-blackboard             { &:before { content: "\e218"; } }
+.glyphicon-bed                    { &:before { content: "\e219"; } }
+.glyphicon-apple                  { &:before { content: "\f8ff"; } }
+.glyphicon-erase                  { &:before { content: "\e221"; } }
+.glyphicon-hourglass              { &:before { content: "\231b"; } }
+.glyphicon-lamp                   { &:before { content: "\e223"; } }
+.glyphicon-duplicate              { &:before { content: "\e224"; } }
+.glyphicon-piggy-bank             { &:before { content: "\e225"; } }
+.glyphicon-scissors               { &:before { content: "\e226"; } }
+.glyphicon-bitcoin                { &:before { content: "\e227"; } }
+.glyphicon-btc                    { &:before { content: "\e227"; } }
+.glyphicon-xbt                    { &:before { content: "\e227"; } }
+.glyphicon-yen                    { &:before { content: "\00a5"; } }
+.glyphicon-jpy                    { &:before { content: "\00a5"; } }
+.glyphicon-ruble                  { &:before { content: "\20bd"; } }
+.glyphicon-rub                    { &:before { content: "\20bd"; } }
+.glyphicon-scale                  { &:before { content: "\e230"; } }
+.glyphicon-ice-lolly              { &:before { content: "\e231"; } }
+.glyphicon-ice-lolly-tasted       { &:before { content: "\e232"; } }
+.glyphicon-education              { &:before { content: "\e233"; } }
+.glyphicon-option-horizontal      { &:before { content: "\e234"; } }
+.glyphicon-option-vertical        { &:before { content: "\e235"; } }
+.glyphicon-menu-hamburger         { &:before { content: "\e236"; } }
+.glyphicon-modal-window           { &:before { content: "\e237"; } }
+.glyphicon-oil                    { &:before { content: "\e238"; } }
+.glyphicon-grain                  { &:before { content: "\e239"; } }
+.glyphicon-sunglasses             { &:before { content: "\e240"; } }
+.glyphicon-text-size              { &:before { content: "\e241"; } }
+.glyphicon-text-color             { &:before { content: "\e242"; } }
+.glyphicon-text-background        { &:before { content: "\e243"; } }
+.glyphicon-object-align-top       { &:before { content: "\e244"; } }
+.glyphicon-object-align-bottom    { &:before { content: "\e245"; } }
+.glyphicon-object-align-horizontal{ &:before { content: "\e246"; } }
+.glyphicon-object-align-left      { &:before { content: "\e247"; } }
+.glyphicon-object-align-vertical  { &:before { content: "\e248"; } }
+.glyphicon-object-align-right     { &:before { content: "\e249"; } }
+.glyphicon-triangle-right         { &:before { content: "\e250"; } }
+.glyphicon-triangle-left          { &:before { content: "\e251"; } }
+.glyphicon-triangle-bottom        { &:before { content: "\e252"; } }
+.glyphicon-triangle-top           { &:before { content: "\e253"; } }
+.glyphicon-console                { &:before { content: "\e254"; } }
+.glyphicon-superscript            { &:before { content: "\e255"; } }
+.glyphicon-subscript              { &:before { content: "\e256"; } }
+.glyphicon-menu-left              { &:before { content: "\e257"; } }
+.glyphicon-menu-right             { &:before { content: "\e258"; } }
+.glyphicon-menu-down              { &:before { content: "\e259"; } }
+.glyphicon-menu-up                { &:before { content: "\e260"; } }

public/less/admin/bootstrap/input-groups.less

@@ -29,6 +29,10 @@
 
     width: 100%;
     margin-bottom: 0;
+    
+    &:focus {
+      z-index: 3;
+    }
   }
 }
 
@@ -79,18 +83,18 @@
   text-align: center;
   background-color: @input-group-addon-bg;
   border: 1px solid @input-group-addon-border-color;
-  border-radius: @border-radius-base;
+  border-radius: @input-border-radius;
 
   // Sizing
   &.input-sm {
     padding: @padding-small-vertical @padding-small-horizontal;
     font-size: @font-size-small;
-    border-radius: @border-radius-small;
+    border-radius: @input-border-radius-small;
   }
   &.input-lg {
     padding: @padding-large-vertical @padding-large-horizontal;
     font-size: @font-size-large;
-    border-radius: @border-radius-large;
+    border-radius: @input-border-radius-large;
   }
 
   // Nuke default margins from checkboxes and radios to vertically center within.
@@ -160,6 +164,7 @@
   &:last-child {
     > .btn,
     > .btn-group {
+      z-index: 2;
       margin-left: -1px;
     }
   }

public/less/admin/bootstrap/jumbotron.less

@@ -4,7 +4,8 @@
 
 
 .jumbotron {
-  padding: @jumbotron-padding (@jumbotron-padding / 2);
+  padding-top:    @jumbotron-padding;
+  padding-bottom: @jumbotron-padding;
   margin-bottom: @jumbotron-padding;
   color: @jumbotron-color;
   background-color: @jumbotron-bg;
@@ -13,6 +14,7 @@
   .h1 {
     color: @jumbotron-heading-color;
   }
+
   p {
     margin-bottom: (@jumbotron-padding / 2);
     font-size: @jumbotron-font-size;
@@ -26,6 +28,8 @@
   .container &,
   .container-fluid & {
     border-radius: @border-radius-large; // Only round corners at higher resolutions if contained in a container
+    padding-left:  (@grid-gutter-width / 2);
+    padding-right: (@grid-gutter-width / 2);
   }
 
   .container {
@@ -33,7 +37,8 @@
   }
 
   @media screen and (min-width: @screen-sm-min) {
-    padding: (@jumbotron-padding * 1.6) 0;
+    padding-top:    (@jumbotron-padding * 1.6);
+    padding-bottom: (@jumbotron-padding * 1.6);
 
     .container &,
     .container-fluid & {
@@ -43,7 +48,7 @@
 
     h1,
     .h1 {
-      font-size: (@font-size-base * 4.5);
+      font-size: @jumbotron-heading-font-size;
     }
   }
 }

public/less/admin/bootstrap/list-group.less

@@ -38,12 +38,13 @@
 }
 
 
-// Linked list items
+// Interactive list items
 //
-// Use anchor elements instead of `li`s or `div`s to create linked list items.
+// Use anchor or button elements instead of `li`s or `div`s to create interactive items.
 // Includes an extra `.active` modifier class for showing selected items.
 
-a.list-group-item {
+a.list-group-item,
+button.list-group-item {
   color: @list-group-link-color;
 
   .list-group-item-heading {
@@ -59,6 +60,11 @@ a.list-group-item {
   }
 }
 
+button.list-group-item {
+  width: 100%;
+  text-align: left;
+}
+
 .list-group-item {
   // Disabled state
   &.disabled,

public/less/admin/bootstrap/media.less

@@ -7,6 +7,25 @@
   }
 }
 
+.media,
+.media-body {
+  zoom: 1;
+  overflow: hidden;
+}
+
+.media-body {
+  width: 10000px;
+}
+
+.media-object {
+  display: block;
+
+  // Fix collapse in webkit from max-width: 100% and display: table-cell.
+  &.img-thumbnail {
+    max-width: none;
+  }
+}
+
 .media-right,
 .media > .pull-right {
   padding-left: 10px;

public/less/admin/bootstrap/mixins.less

@@ -11,6 +11,7 @@
 @import "mixins/responsive-visibility.less";
 @import "mixins/size.less";
 @import "mixins/tab-focus.less";
+@import "mixins/reset-text.less";
 @import "mixins/text-emphasis.less";
 @import "mixins/text-overflow.less";
 @import "mixins/vendor-prefixes.less";

public/less/admin/bootstrap/mixins/background-variant.less

@@ -2,7 +2,8 @@
 
 .bg-variant(@color) {
   background-color: @color;
-  a&:hover {
+  a&:hover,
+  a&:focus {
     background-color: darken(@color, 10%);
   }
 }

public/less/admin/bootstrap/mixins/buttons.less

@@ -8,15 +8,31 @@
   background-color: @background;
   border-color: @border;
 
-  &:hover,
   &:focus,
-  &.focus,
+  &.focus {
+    color: @color;
+    background-color: darken(@background, 10%);
+        border-color: darken(@border, 25%);
+  }
+  &:hover {
+    color: @color;
+    background-color: darken(@background, 10%);
+        border-color: darken(@border, 12%);
+  }
   &:active,
   &.active,
   .open > .dropdown-toggle& {
     color: @color;
     background-color: darken(@background, 10%);
         border-color: darken(@border, 12%);
+
+    &:hover,
+    &:focus,
+    &.focus {
+      color: @color;
+      background-color: darken(@background, 17%);
+          border-color: darken(@border, 25%);
+    }
   }
   &:active,
   &.active,
@@ -26,12 +42,9 @@
   &.disabled,
   &[disabled],
   fieldset[disabled] & {
-    &,
     &:hover,
     &:focus,
-    &.focus,
+    &.focus {
-    &:active,
-    &.active {
       background-color: @background;
           border-color: @border;
     }

public/less/admin/bootstrap/mixins/grid-framework.less

@@ -19,8 +19,8 @@
       // Prevent columns from collapsing when empty
       min-height: 1px;
       // Inner gutter via padding
-      padding-left:  (@grid-gutter-width / 2);
+      padding-left:  ceil((@grid-gutter-width / 2));
-      padding-right: (@grid-gutter-width / 2);
+      padding-right: floor((@grid-gutter-width / 2));
     }
   }
   .col(1); // kickstart it

public/less/admin/bootstrap/mixins/grid.less

@@ -6,15 +6,15 @@
 .container-fixed(@gutter: @grid-gutter-width) {
   margin-right: auto;
   margin-left: auto;
-  padding-left:  (@gutter / 2);
+  padding-left:  floor((@gutter / 2));
-  padding-right: (@gutter / 2);
+  padding-right: ceil((@gutter / 2));
   &:extend(.clearfix all);
 }
 
 // Creates a wrapper for a series of columns
 .make-row(@gutter: @grid-gutter-width) {
-  margin-left:  (@gutter / -2);
+  margin-left:  ceil((@gutter / -2));
-  margin-right: (@gutter / -2);
+  margin-right: floor((@gutter / -2));
   &:extend(.clearfix all);
 }
 

public/less/admin/bootstrap/mixins/hide-text.less

@@ -1,12 +1,12 @@
 // CSS image replacement
 //
-// Heads up! v3 launched with with only `.hide-text()`, but per our pattern for
+// Heads up! v3 launched with only `.hide-text()`, but per our pattern for
 // mixins being reused as classes with the same name, this doesn't hold up. As
 // of v3.0.1 we have added `.text-hide()` and deprecated `.hide-text()`.
 //
 // Source: https://github.com/h5bp/html5-boilerplate/commit/aa0396eae757
 
-// Deprecated as of v3.0.1 (will be removed in v4)
+// Deprecated as of v3.0.1 (has been removed in v4)
 .hide-text() {
   font: ~"0/0" a;
   color: transparent;

public/less/admin/bootstrap/mixins/list-group.less

@@ -5,7 +5,8 @@
     color: @color;
     background-color: @background;
 
-    a& {
+    a&,
+    button& {
       color: @color;
 
       .list-group-item-heading {

public/less/admin/bootstrap/mixins/pagination.less

@@ -1,11 +1,12 @@
 // Pagination
 
-.pagination-size(@padding-vertical; @padding-horizontal; @font-size; @border-radius) {
+.pagination-size(@padding-vertical; @padding-horizontal; @font-size; @line-height; @border-radius) {
   > li {
     > a,
     > span {
       padding: @padding-vertical @padding-horizontal;
       font-size: @font-size;
+      line-height: @line-height;
     }
     &:first-child {
       > a,

public/less/admin/bootstrap/mixins/reset-text.less

@@ -0,0 +1,18 @@
+.reset-text() {
+  font-family: @font-family-base;
+  // We deliberately do NOT reset font-size.
+  font-style: normal;
+  font-weight: normal;
+  letter-spacing: normal;
+  line-break: auto;
+  line-height: @line-height-base;
+  text-align: left; // Fallback for where `start` is not supported
+  text-align: start;
+  text-decoration: none;
+  text-shadow: none;
+  text-transform: none;
+  white-space: normal;
+  word-break: normal;
+  word-spacing: normal;
+  word-wrap: normal;
+}

public/less/admin/bootstrap/mixins/responsive-visibility.less

@@ -4,7 +4,7 @@
 // More easily include all the states for responsive-utilities.less.
 .responsive-visibility() {
   display: block !important;
-  table&  { display: table; }
+  table&  { display: table !important; }
   tr&     { display: table-row !important; }
   th&,
   td&     { display: table-cell !important; }

public/less/admin/bootstrap/mixins/text-emphasis.less

@@ -2,7 +2,8 @@
 
 .text-emphasis-variant(@color) {
   color: @color;
-  a&:hover {
+  a&:hover,
+  a&:focus {
     color: darken(@color, 10%);
   }
 }

public/less/admin/bootstrap/mixins/vendor-prefixes.less

@@ -1,7 +1,7 @@
 // Vendor Prefixes
 //
 // All vendor mixins are deprecated as of v3.2.0 due to the introduction of
-// Autoprefixer in our Gruntfile. They will be removed in v4.
+// Autoprefixer in our Gruntfile. They have been removed in v4.
 
 // - Animations
 // - Backface visibility
@@ -54,7 +54,7 @@
 // Prevent browsers from flickering when using CSS 3D transforms.
 // Default value is `visible`, but can be changed to `hidden`
 
-.backface-visibility(@visibility){
+.backface-visibility(@visibility) {
   -webkit-backface-visibility: @visibility;
      -moz-backface-visibility: @visibility;
           backface-visibility: @visibility;
@@ -102,7 +102,7 @@
   // Firefox
   &::-moz-placeholder {
     color: @color;
-    opacity: 1; // See https://github.com/twbs/bootstrap/pull/11526
+    opacity: 1; // Override Firefox's unusual default opacity; see https://github.com/twbs/bootstrap/pull/11526
   }
   &:-ms-input-placeholder { color: @color; } // Internet Explorer 10+
   &::-webkit-input-placeholder  { color: @color; } // Safari and Chrome

public/less/admin/bootstrap/modals.less

@@ -62,10 +62,12 @@
 
 // Modal background
 .modal-backdrop {
-  position: absolute;
+  position: fixed;
   top: 0;
   right: 0;
+  bottom: 0;
   left: 0;
+  z-index: @zindex-modal-background;
   background-color: @modal-backdrop-bg;
   // Fade for backdrop
   &.fade { .opacity(0); }
@@ -77,7 +79,7 @@
 .modal-header {
   padding: @modal-title-padding;
   border-bottom: 1px solid @modal-header-border-color;
-  min-height: (@modal-title-padding + @modal-title-line-height);
+  &:extend(.clearfix all);
 }
 // Close icon
 .modal-header .close {

public/less/admin/bootstrap/navbar.less

@@ -67,7 +67,6 @@
 
     &.collapse {
       display: block !important;
-      visibility: visible !important;
       height: auto !important;
       padding-bottom: 0; // Override default setting
       overflow: visible !important;
@@ -331,6 +330,7 @@
 }
 // Menu position and menu caret support for dropups via extra dropup class
 .navbar-fixed-bottom .navbar-nav > li > .dropdown-menu {
+  margin-bottom: 0;
   .border-top-radius(@navbar-border-radius);
   .border-bottom-radius(0);
 }

public/less/admin/bootstrap/navs.less

@@ -223,11 +223,9 @@
 .tab-content {
   > .tab-pane {
     display: none;
-    visibility: hidden;
   }
   > .active {
     display: block;
-    visibility: visible;
   }
 }
 

public/less/admin/bootstrap/normalize.less

@@ -1,9 +1,9 @@
-/*! normalize.css v3.0.2 | MIT License | git.io/normalize */
+/*! normalize.css v3.0.3 | MIT License | github.com/necolas/normalize.css */
 
 //
 // 1. Set default font family to sans-serif.
-// 2. Prevent iOS text size adjust after orientation change, without disabling
+// 2. Prevent iOS and IE text size adjust after device orientation change,
-//    user zoom.
+//    without disabling user zoom.
 //
 
 html {
@@ -71,7 +71,7 @@ audio:not([controls]) {
 
 //
 // Address `[hidden]` styling not present in IE 8/9/10.
-// Hide the `template` element in IE 8/9/11, Safari, and Firefox < 22.
+// Hide the `template` element in IE 8/9/10/11, Safari, and Firefox < 22.
 //
 
 [hidden],
@@ -91,7 +91,8 @@ a {
 }
 
 //
-// Improve readability when focused and also mouse hovered in all browsers.
+// Improve readability of focused elements when they are also in an
+// active/hover state.
 //
 
 a:active,
@@ -209,7 +210,6 @@ figure {
 //
 
 hr {
-  -moz-box-sizing: content-box;
   box-sizing: content-box;
   height: 0;
 }
@@ -350,15 +350,12 @@ input[type="number"]::-webkit-outer-spin-button {
 
 //
 // 1. Address `appearance` set to `searchfield` in Safari and Chrome.
-// 2. Address `box-sizing` set to `border-box` in Safari and Chrome
+// 2. Address `box-sizing` set to `border-box` in Safari and Chrome.
-//    (include `-moz` to future-proof).
 //
 
 input[type="search"] {
   -webkit-appearance: textfield; // 1
-  -moz-box-sizing: content-box;
+  box-sizing: content-box; //2
-  -webkit-box-sizing: content-box; // 2
-  box-sizing: content-box;
 }
 
 //

public/less/admin/bootstrap/pagination.less

@@ -40,6 +40,7 @@
   > li > span {
     &:hover,
     &:focus {
+      z-index: 2;
       color: @pagination-hover-color;
       background-color: @pagination-hover-bg;
       border-color: @pagination-hover-border;
@@ -51,7 +52,7 @@
     &,
     &:hover,
     &:focus {
-      z-index: 2;
+      z-index: 3;
       color: @pagination-active-color;
       background-color: @pagination-active-bg;
       border-color: @pagination-active-border;
@@ -79,10 +80,10 @@
 
 // Large
 .pagination-lg {
-  .pagination-size(@padding-large-vertical; @padding-large-horizontal; @font-size-large; @border-radius-large);
+  .pagination-size(@padding-large-vertical; @padding-large-horizontal; @font-size-large; @line-height-large; @border-radius-large);
 }
 
 // Small
 .pagination-sm {
-  .pagination-size(@padding-small-vertical; @padding-small-horizontal; @font-size-small; @border-radius-small);
+  .pagination-size(@padding-small-vertical; @padding-small-horizontal; @font-size-small; @line-height-small; @border-radius-small);
 }

public/less/admin/bootstrap/panels.less

@@ -36,7 +36,11 @@
   font-size: ceil((@font-size-base * 1.125));
   color: inherit;
 
-  > a {
+  > a,
+  > small,
+  > .small,
+  > small > a,
+  > .small > a {
     color: inherit;
   }
 }
@@ -72,6 +76,7 @@
         .border-top-radius((@panel-border-radius - 1));
       }
     }
+
     // Add border bottom radius for last one
     &:last-child {
       .list-group-item:last-child {
@@ -80,6 +85,11 @@
       }
     }
   }
+  > .panel-heading + .panel-collapse > .list-group {
+    .list-group-item:first-child {
+      .border-top-radius(0);
+    }
+  }
 }
 // Collapse space between when there's no additional content.
 .panel-heading + .list-group {

public/less/admin/bootstrap/popovers.less

@@ -11,12 +11,11 @@
   display: none;
   max-width: @popover-max-width;
   padding: 1px;
-  // Reset font and text propertes given new insertion method
+  // Our parent element can be arbitrary since popovers are by default inserted as a sibling of their target element.
-  font-family: @font-family-base;
+  // So reset our font and text properties to avoid inheriting weird values.
+  .reset-text();
   font-size: @font-size-base;
-  font-weight: normal;
+
-  line-height: @line-height-base;
-  text-align: left;
   background-color: @popover-bg;
   background-clip: padding-box;
   border: 1px solid @popover-fallback-border-color;
@@ -24,9 +23,6 @@
   border-radius: @border-radius-large;
   .box-shadow(0 5px 10px rgba(0,0,0,.2));
 
-  // Overrides for proper insertion
-  white-space: normal;
-
   // Offset the popover to account for the popover arrow
   &.top     { margin-top: -@popover-arrow-width; }
   &.right   { margin-left: @popover-arrow-width; }

public/less/admin/bootstrap/print.less

@@ -67,12 +67,6 @@
     }
 
     // Bootstrap specific changes start
-    //
-    // Chrome (OSX) fix for https://github.com/twbs/bootstrap/issues/11245
-    // Once fixed, we can just straight up remove this.
-    select {
-        background: #fff !important;
-    }
 
     // Bootstrap components
     .navbar {

public/less/admin/bootstrap/responsive-embed.less

@@ -22,14 +22,14 @@
     width: 100%;
     border: 0;
   }
-
+}
-  // Modifier class for 16:9 aspect ratio
+
-  &.embed-responsive-16by9 {
+// Modifier class for 16:9 aspect ratio
-    padding-bottom: 56.25%;
+.embed-responsive-16by9 {
-  }
+  padding-bottom: 56.25%;
-
+}
-  // Modifier class for 4:3 aspect ratio
+
-  &.embed-responsive-4by3 {
+// Modifier class for 4:3 aspect ratio
-    padding-bottom: 75%;
+.embed-responsive-4by3 {
-  }
+  padding-bottom: 75%;
 }

public/less/admin/bootstrap/scaffolding.less

@@ -148,3 +148,14 @@ hr {
     clip: auto;
   }
 }
+
+
+// iOS "clickable elements" fix for role="button"
+//
+// Fixes "clickability" issue (and more generally, the firing of events such as focus as well)
+// for traditionally non-focusable elements with role="button"
+// see https://developer.mozilla.org/en-US/docs/Web/Events/click#Safari_Mobile
+
+[role="button"] {
+  cursor: pointer;
+}

public/less/admin/bootstrap/tables.less

@@ -111,7 +111,7 @@ th {
 // Default zebra-stripe styles (alternating gray and transparent backgrounds)
 
 .table-striped {
-  > tbody > tr:nth-child(odd) {
+  > tbody > tr:nth-of-type(odd) {
     background-color: @table-bg-accent;
   }
 }
@@ -133,7 +133,7 @@ th {
 // Reset default table behavior
 
 table col[class*="col-"] {
-  position: static; // Prevent border hiding in Firefox and IE9/10 (see https://github.com/twbs/bootstrap/issues/11623)
+  position: static; // Prevent border hiding in Firefox and IE9-11 (see https://github.com/twbs/bootstrap/issues/11623)
   float: none;
   display: table-column;
 }
@@ -141,7 +141,7 @@ table {
   td,
   th {
     &[class*="col-"] {
-      position: static; // Prevent border hiding in Firefox and IE9/10 (see https://github.com/twbs/bootstrap/issues/11623)
+      position: static; // Prevent border hiding in Firefox and IE9-11 (see https://github.com/twbs/bootstrap/issues/11623)
       float: none;
       display: table-cell;
     }

public/less/admin/bootstrap/theme.less

@@ -1,3 +1,8 @@
+/*!
+ * Bootstrap v3.3.6 (http://getbootstrap.com)
+ * Copyright 2011-2015 Twitter, Inc.
+ * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
+ */
 
 //
 // Load core variables and mixins
@@ -28,6 +33,12 @@
     .box-shadow(inset 0 3px 5px rgba(0,0,0,.125));
   }
 
+  &.disabled,
+  &[disabled],
+  fieldset[disabled] & {
+    .box-shadow(none);
+  }
+
   .badge {
     text-shadow: none;
   }
@@ -36,7 +47,7 @@
 // Mixin for generating new styles
 .btn-styles(@btn-color: #555) {
   #gradient > .vertical(@start-color: @btn-color; @end-color: darken(@btn-color, 12%));
-  .reset-filter(); // Disable gradients for IE9 because filter bleeds through rounded corners
+  .reset-filter(); // Disable gradients for IE9 because filter bleeds through rounded corners; see https://github.com/twbs/bootstrap/issues/10620
   background-repeat: repeat-x;
   border-color: darken(@btn-color, 14%);
 
@@ -52,11 +63,19 @@
     border-color: darken(@btn-color, 14%);
   }
 
-  &:disabled,
+  &.disabled,
-  &[disabled] {
+  &[disabled],
+  fieldset[disabled] & {
+    &,
+    &:hover,
+    &:focus,
+    &.focus,
+    &:active,
+    &.active {
       background-color: darken(@btn-color, 12%);
       background-image: none;
     }
+  }
 }
 
 // Common styles
@@ -130,8 +149,8 @@
 // Inverted navbar
 .navbar-inverse {
   #gradient > .vertical(@start-color: lighten(@navbar-inverse-bg, 10%); @end-color: @navbar-inverse-bg);
-  .reset-filter(); // Remove gradient in IE<10 to fix bug where dropdowns don't get triggered
+  .reset-filter(); // Remove gradient in IE<10 to fix bug where dropdowns don't get triggered; see https://github.com/twbs/bootstrap/issues/10257
-
+  border-radius: @navbar-border-radius;
   .navbar-nav > .open > a,
   .navbar-nav > .active > a {
     #gradient > .vertical(@start-color: @navbar-inverse-link-active-bg; @end-color: lighten(@navbar-inverse-link-active-bg, 2.5%));

public/less/admin/bootstrap/tooltip.less

@@ -8,12 +8,11 @@
   position: absolute;
   z-index: @zindex-tooltip;
   display: block;
-  visibility: visible;
+  // Our parent element can be arbitrary since tooltips are by default inserted as a sibling of their target element.
-  // Reset font and text propertes given new insertion method
+  // So reset our font and text properties to avoid inheriting weird values.
-  font-family: @font-family-base;
+  .reset-text();
   font-size: @font-size-small;
-  font-weight: normal;
+
-  line-height: 1.4;
   .opacity(0);
 
   &.in     { .opacity(@tooltip-opacity); }
@@ -29,7 +28,6 @@
   padding: 3px 8px;
   color: @tooltip-color;
   text-align: center;
-  text-decoration: none;
   background-color: @tooltip-bg;
   border-radius: @border-radius-base;
 }

public/less/admin/bootstrap/type.less

@@ -211,7 +211,7 @@ dd {
     &:extend(.clearfix all); // Clear the floated `dt` if an empty `dd` is present
   }
 
-  @media (min-width: @grid-float-breakpoint) {
+  @media (min-width: @dl-horizontal-breakpoint) {
     dt {
       float: left;
       width: (@dl-horizontal-offset - 20);
@@ -238,7 +238,7 @@ abbr[data-original-title] {
 }
 .initialism {
   font-size: 90%;
-  text-transform: uppercase;
+  .text-uppercase();
 }
 
 // Blockquotes

public/less/admin/bootstrap/utilities.less

@@ -44,7 +44,6 @@
 
 .hidden {
   display: none !important;
-  visibility: hidden !important;
 }
 
 

public/less/admin/bootstrap/variables.less

@@ -1,4 +1,4 @@
-// Paper 3.3.5
+//
 // Variables
 // --------------------------------------------------
 
@@ -9,16 +9,16 @@
 
 @gray-base:              #000;
 @gray-darker:            lighten(@gray-base, 13.5%); // #222
-@gray-dark:              #212121;
+@gray-dark:              lighten(@gray-base, 20%);   // #333
-@gray:                   #666;
+@gray:                   lighten(@gray-base, 33.5%); // #555
-@gray-light:             #bbb;
+@gray-light:             lighten(@gray-base, 46.7%); // #777
 @gray-lighter:           lighten(@gray-base, 93.5%); // #eee
 
-@brand-primary:         #2196F3;
+@brand-primary:         darken(#428bca, 6.5%); // #337ab7
-@brand-success:         #4CAF50;
+@brand-success:         #5cb85c;
-@brand-info:            #9C27B0;
+@brand-info:            #5bc0de;
-@brand-warning:         #ff9800;
+@brand-warning:         #f0ad4e;
-@brand-danger:          #e51c23;
+@brand-danger:          #d9534f;
 
 
 //== Scaffolding
@@ -28,7 +28,7 @@
 //** Background color for `<body>`.
 @body-bg:               #fff;
 //** Global text color on `<body>`.
-@text-color:            @gray;
+@text-color:            @gray-dark;
 
 //** Global textual link color.
 @link-color:            @brand-primary;
@@ -42,33 +42,33 @@
 //
 //## Font, line-height, and color for body text, headings, and more.
 
-@font-family-sans-serif:  "Roboto", "Helvetica Neue", Helvetica, Arial, sans-serif;
+@font-family-sans-serif:  "Helvetica Neue", Helvetica, Arial, sans-serif;
 @font-family-serif:       Georgia, "Times New Roman", Times, serif;
 //** Default monospace fonts for `<code>`, `<kbd>`, and `<pre>`.
 @font-family-monospace:   Menlo, Monaco, Consolas, "Courier New", monospace;
 @font-family-base:        @font-family-sans-serif;
 
-@font-size-base:          13px;
+@font-size-base:          14px;
 @font-size-large:         ceil((@font-size-base * 1.25)); // ~18px
 @font-size-small:         ceil((@font-size-base * 0.85)); // ~12px
 
-@font-size-h1:            56px;
+@font-size-h1:            floor((@font-size-base * 2.6)); // ~36px
-@font-size-h2:            45px;
+@font-size-h2:            floor((@font-size-base * 2.15)); // ~30px
-@font-size-h3:            34px;
+@font-size-h3:            ceil((@font-size-base * 1.7)); // ~24px
-@font-size-h4:            24px;
+@font-size-h4:            ceil((@font-size-base * 1.25)); // ~18px
-@font-size-h5:            20px;
+@font-size-h5:            @font-size-base;
-@font-size-h6:            14px;
+@font-size-h6:            ceil((@font-size-base * 0.85)); // ~12px
 
 //** Unit-less `line-height` for use in components like buttons.
-@line-height-base:        1.846; // 20/14
+@line-height-base:        1.428571429; // 20/14
 //** Computed "line-height" (`font-size` * `line-height`) for use with `margin`, `padding`, etc.
 @line-height-computed:    floor((@font-size-base * @line-height-base)); // ~20px
 
 //** By default, this inherits from the `<body>`.
 @headings-font-family:    inherit;
-@headings-font-weight:    400;
+@headings-font-weight:    500;
 @headings-line-height:    1.1;
-@headings-color:          #444;
+@headings-color:          inherit;
 
 
 //== Iconography
@@ -88,7 +88,7 @@
 //## Define common padding and border radius sizes and more. Values based on 14px text and 1.428 line-height (~20px to start).
 
 @padding-base-vertical:     6px;
-@padding-base-horizontal:   16px;
+@padding-base-horizontal:   12px;
 
 @padding-large-vertical:    10px;
 @padding-large-horizontal:  16px;
@@ -102,9 +102,9 @@
 @line-height-large:         1.3333333; // extra decimals for Win 8.1 Chrome
 @line-height-small:         1.5;
 
-@border-radius-base:        0px;
+@border-radius-base:        4px;
-@border-radius-large:       0px;
+@border-radius-large:       6px;
-@border-radius-small:       0px;
+@border-radius-small:       3px;
 
 //** Global color for active items (e.g., navs or dropdowns).
 @component-active-color:    #fff;
@@ -144,29 +144,29 @@
 
 @btn-font-weight:                normal;
 
-@btn-default-color:              #444;
+@btn-default-color:              #333;
 @btn-default-bg:                 #fff;
-@btn-default-border:             transparent;
+@btn-default-border:             #ccc;
 
 @btn-primary-color:              #fff;
 @btn-primary-bg:                 @brand-primary;
-@btn-primary-border:             transparent;
+@btn-primary-border:             darken(@btn-primary-bg, 5%);
 
 @btn-success-color:              #fff;
 @btn-success-bg:                 @brand-success;
-@btn-success-border:             transparent;
+@btn-success-border:             darken(@btn-success-bg, 5%);
 
 @btn-info-color:                 #fff;
 @btn-info-bg:                    @brand-info;
-@btn-info-border:                transparent;
+@btn-info-border:                darken(@btn-info-bg, 5%);
 
 @btn-warning-color:              #fff;
 @btn-warning-bg:                 @brand-warning;
-@btn-warning-border:             transparent;
+@btn-warning-border:             darken(@btn-warning-bg, 5%);
 
 @btn-danger-color:               #fff;
 @btn-danger-bg:                  @brand-danger;
-@btn-danger-border:              transparent;
+@btn-danger-border:              darken(@btn-danger-bg, 5%);
 
 @btn-link-disabled-color:        @gray-light;
 
@@ -181,14 +181,14 @@
 //##
 
 //** `<input>` background color
-@input-bg:                       transparent;
+@input-bg:                       #fff;
 //** `<input disabled>` background color
-@input-bg-disabled:              transparent;
+@input-bg-disabled:              @gray-lighter;
 
 //** Text color for `<input>`s
 @input-color:                    @gray;
 //** `<input>` border color
-@input-border:                   transparent;
+@input-border:                   #ccc;
 
 // TODO: Rename `@input-border-radius` to `@input-border-radius-base` in v4
 //** Default `.form-control` border radius
@@ -203,7 +203,7 @@
 @input-border-focus:             #66afe9;
 
 //** Placeholder text color
-@input-color-placeholder:        @gray-light;
+@input-color-placeholder:        #999;
 
 //** Default `.form-control` height
 @input-height-base:              (@line-height-computed + (@padding-base-vertical * 2) + 2);
@@ -219,7 +219,7 @@
 @legend-border-color:            #e5e5e5;
 
 //** Background color for textual input addons
-@input-group-addon-bg:           transparent;
+@input-group-addon-bg:           @gray-lighter;
 //** Border color for textual input addons
 @input-group-addon-border-color: @input-border;
 
@@ -241,11 +241,11 @@
 @dropdown-divider-bg:            #e5e5e5;
 
 //** Dropdown link text color.
-@dropdown-link-color:            @text-color;
+@dropdown-link-color:            @gray-dark;
 //** Hover color for dropdown links.
 @dropdown-link-hover-color:      darken(@gray-dark, 5%);
 //** Hover background for dropdown links.
-@dropdown-link-hover-bg:         @gray-lighter;
+@dropdown-link-hover-bg:         #f5f5f5;
 
 //** Active dropdown menu item text color.
 @dropdown-link-active-color:     @component-active-color;
@@ -259,7 +259,7 @@
 @dropdown-header-color:          @gray-light;
 
 //** Deprecated `@dropdown-caret-color` as of v3.1.0
-@dropdown-caret-color:           @gray-light;
+@dropdown-caret-color:           #000;
 
 
 //-- Z-index master list
@@ -357,45 +357,45 @@
 //##
 
 // Basics of a navbar
-@navbar-height:                    64px;
+@navbar-height:                    50px;
 @navbar-margin-bottom:             @line-height-computed;
 @navbar-border-radius:             @border-radius-base;
 @navbar-padding-horizontal:        floor((@grid-gutter-width / 2));
 @navbar-padding-vertical:          ((@navbar-height - @line-height-computed) / 2);
 @navbar-collapse-max-height:       340px;
 
-@navbar-default-color:             @gray-light;
+@navbar-default-color:             #777;
-@navbar-default-bg:                #fff;
+@navbar-default-bg:                #f8f8f8;
-@navbar-default-border:            transparent;
+@navbar-default-border:            darken(@navbar-default-bg, 6.5%);
 
 // Navbar links
-@navbar-default-link-color:                @gray;
+@navbar-default-link-color:                #777;
-@navbar-default-link-hover-color:          @gray-dark;
+@navbar-default-link-hover-color:          #333;
 @navbar-default-link-hover-bg:             transparent;
-@navbar-default-link-active-color:         @gray-dark;
+@navbar-default-link-active-color:         #555;
 @navbar-default-link-active-bg:            darken(@navbar-default-bg, 6.5%);
 @navbar-default-link-disabled-color:       #ccc;
 @navbar-default-link-disabled-bg:          transparent;
 
 // Navbar brand label
 @navbar-default-brand-color:               @navbar-default-link-color;
-@navbar-default-brand-hover-color:         @navbar-default-link-hover-color;
+@navbar-default-brand-hover-color:         darken(@navbar-default-brand-color, 10%);
 @navbar-default-brand-hover-bg:            transparent;
 
 // Navbar toggle
-@navbar-default-toggle-hover-bg:           transparent;
+@navbar-default-toggle-hover-bg:           #ddd;
-@navbar-default-toggle-icon-bar-bg:        rgba(0,0,0,0.5);
+@navbar-default-toggle-icon-bar-bg:        #888;
-@navbar-default-toggle-border-color:       transparent;
+@navbar-default-toggle-border-color:       #ddd;
 
 
 //=== Inverted navbar
 // Reset inverted navbar basics
-@navbar-inverse-color:                      @gray-light;
+@navbar-inverse-color:                      lighten(@gray-light, 15%);
-@navbar-inverse-bg:                         @brand-primary;
+@navbar-inverse-bg:                         #222;
-@navbar-inverse-border:                     transparent;
+@navbar-inverse-border:                     darken(@navbar-inverse-bg, 10%);
 
 // Inverted navbar links
-@navbar-inverse-link-color:                 lighten(@brand-primary, 30%);
+@navbar-inverse-link-color:                 lighten(@gray-light, 15%);
 @navbar-inverse-link-hover-color:           #fff;
 @navbar-inverse-link-hover-bg:              transparent;
 @navbar-inverse-link-active-color:          @navbar-inverse-link-hover-color;
@@ -408,10 +408,10 @@
 @navbar-inverse-brand-hover-color:          #fff;
 @navbar-inverse-brand-hover-bg:             transparent;
 
-// Inverted navbar toggle\
+// Inverted navbar toggle
-@navbar-inverse-toggle-hover-bg:            transparent;
+@navbar-inverse-toggle-hover-bg:            #333;
-@navbar-inverse-toggle-icon-bar-bg:         rgba(0,0,0,0.5);
+@navbar-inverse-toggle-icon-bar-bg:         #fff;
-@navbar-inverse-toggle-border-color:        transparent;
+@navbar-inverse-toggle-border-color:        #333;
 
 
 //== Navs
@@ -426,15 +426,15 @@
 @nav-disabled-link-hover-color:             @gray-light;
 
 //== Tabs
-@nav-tabs-border-color:                     transparent;
+@nav-tabs-border-color:                     #ddd;
 
 @nav-tabs-link-hover-border-color:          @gray-lighter;
 
-@nav-tabs-active-link-hover-bg:             transparent;
+@nav-tabs-active-link-hover-bg:             @body-bg;
 @nav-tabs-active-link-hover-color:          @gray;
-@nav-tabs-active-link-hover-border-color:   transparent;
+@nav-tabs-active-link-hover-border-color:   #ddd;
 
-@nav-tabs-justified-link-border-color:            @nav-tabs-border-color;
+@nav-tabs-justified-link-border-color:            #ddd;
 @nav-tabs-justified-active-link-border-color:     @body-bg;
 
 //== Pills
@@ -486,8 +486,8 @@
 
 @jumbotron-padding:              30px;
 @jumbotron-color:                inherit;
-@jumbotron-bg:                   #f9f9f9;
+@jumbotron-bg:                   @gray-lighter;
-@jumbotron-heading-color:        @headings-color;
+@jumbotron-heading-color:        inherit;
 @jumbotron-font-size:            ceil((@font-size-base * 1.5));
 @jumbotron-heading-font-size:    ceil((@font-size-base * 4.5));
 
@@ -496,20 +496,20 @@
 //
 //## Define colors for form feedback states and, by default, alerts.
 
-@state-success-text:             @brand-success;
+@state-success-text:             #3c763d;
 @state-success-bg:               #dff0d8;
 @state-success-border:           darken(spin(@state-success-bg, -10), 5%);
 
-@state-info-text:                @brand-info;
+@state-info-text:                #31708f;
-@state-info-bg:                  #e1bee7;
+@state-info-bg:                  #d9edf7;
 @state-info-border:              darken(spin(@state-info-bg, -10), 7%);
 
-@state-warning-text:             @brand-warning;
+@state-warning-text:             #8a6d3b;
-@state-warning-bg:               #ffe0b2;
+@state-warning-bg:               #fcf8e3;
 @state-warning-border:           darken(spin(@state-warning-bg, -10), 5%);
 
-@state-danger-text:              @brand-danger;
+@state-danger-text:              #a94442;
-@state-danger-bg:                #f9bdbb;
+@state-danger-bg:                #f2dede;
 @state-danger-border:            darken(spin(@state-danger-bg, -10), 5%);
 
 
@@ -522,7 +522,7 @@
 //** Tooltip text color
 @tooltip-color:               #fff;
 //** Tooltip background color
-@tooltip-bg:                  #727272;
+@tooltip-bg:                  #000;
 @tooltip-opacity:             .9;
 
 //** Tooltip arrow width
@@ -540,9 +540,9 @@
 //** Popover maximum width
 @popover-max-width:                   276px;
 //** Popover border color
-@popover-border-color:                transparent;
+@popover-border-color:                rgba(0,0,0,.2);
 //** Popover fallback border color
-@popover-fallback-border-color:       transparent;
+@popover-fallback-border-color:       #ccc;
 
 //** Popover title background color
 @popover-title-bg:                    darken(@popover-bg, 3%);
@@ -555,7 +555,7 @@
 //** Popover outer arrow width
 @popover-arrow-outer-width:           (@popover-arrow-width + 1);
 //** Popover outer arrow color
-@popover-arrow-outer-color:           fadein(@popover-border-color, 7.5%);
+@popover-arrow-outer-color:           fadein(@popover-border-color, 5%);
 //** Popover outer arrow fallback color
 @popover-arrow-outer-fallback-color:  darken(@popover-fallback-border-color, 20%);
 
@@ -598,7 +598,7 @@
 //** Background color of modal content area
 @modal-content-bg:                             #fff;
 //** Modal content border color
-@modal-content-border-color:                   transparent;
+@modal-content-border-color:                   rgba(0,0,0,.2);
 //** Modal content border color **for IE8**
 @modal-content-fallback-border-color:          #999;
 
@@ -607,7 +607,7 @@
 //** Modal backdrop opacity
 @modal-backdrop-opacity:      .5;
 //** Modal header border color
-@modal-header-border-color:   transparent;
+@modal-header-border-color:   #e5e5e5;
 //** Modal footer border color
 @modal-footer-border-color:   @modal-header-border-color;
 
@@ -720,21 +720,21 @@
 @panel-primary-border:        @brand-primary;
 @panel-primary-heading-bg:    @brand-primary;
 
-@panel-success-text:          #fff;
+@panel-success-text:          @state-success-text;
 @panel-success-border:        @state-success-border;
-@panel-success-heading-bg:    @brand-success;
+@panel-success-heading-bg:    @state-success-bg;
 
-@panel-info-text:             #fff;
+@panel-info-text:             @state-info-text;
 @panel-info-border:           @state-info-border;
-@panel-info-heading-bg:       @brand-info;
+@panel-info-heading-bg:       @state-info-bg;
 
-@panel-warning-text:          #fff;
+@panel-warning-text:          @state-warning-text;
 @panel-warning-border:        @state-warning-border;
-@panel-warning-heading-bg:    @brand-warning;
+@panel-warning-heading-bg:    @state-warning-bg;
 
-@panel-danger-text:           #fff;
+@panel-danger-text:           @state-danger-text;
 @panel-danger-border:         @state-danger-border;
-@panel-danger-heading-bg:     @brand-danger;
+@panel-danger-heading-bg:     @state-danger-bg;
 
 
 //== Thumbnails
@@ -760,8 +760,8 @@
 //
 //##
 
-@well-bg:                     #f9f9f9;
+@well-bg:                     #f5f5f5;
-@well-border:                 transparent;
+@well-border:                 darken(@well-bg, 7%);
 
 
 //== Badges
@@ -778,7 +778,7 @@
 //** Badge background color in active nav link
 @badge-active-bg:             #fff;
 
-@badge-font-weight:           normal;
+@badge-font-weight:           bold;
 @badge-line-height:           1;
 @badge-border-radius:         10px;
 
@@ -820,9 +820,9 @@
 //
 //##
 
-@close-font-weight:           normal;
+@close-font-weight:           bold;
 @close-color:                 #000;
-@close-text-shadow:           none;
+@close-text-shadow:           0 1px 0 #fff;
 
 
 //== Code
@@ -863,5 +863,7 @@
 @page-header-border-color:    @gray-lighter;
 //** Width of horizontal description list titles
 @dl-horizontal-offset:        @component-offset-horizontal;
+//** Point at which .dl-horizontal becomes horizontal
+@dl-horizontal-breakpoint:    @grid-float-breakpoint;
 //** Horizontal line color.
 @hr-border:                   @gray-lighter;