Docs/variables data (#1314)

* Replace variables.json with colors.json and update related files accordingly

* Add variables data files

* Update variables include template and all related files to use new variables data

* Fix mobile breakpoint id typo in responsivness docs page

* Fix Liquid syntax error in made-with-bulma docs page

* Update bulma sass files count in modular docs page

* Use breakpoints data in responsiveness helpers docs page

* Use breakpoints and variables data in typography helpers docs page

* Add missing page titles in docs pages front matter

docs/documentation/form/input.html

@@ -3,37 +3,24 @@ title: Input
 layout: documentation
 doc-tab: form
 doc-subtab: input
-variables:
-- name: $input-color
-  value: $grey-darker
-- name: $input-background-color
-  value: $white
-- name: $input-border-color
-  value: $grey-lighter
-- name: $input-shadow
-  value: inset 0 1px 2px rgba($black, 0.1)
-- name: $input-hover-color
-  value: $grey-darker
-- name: $input-hover-border-color
-  value: $grey-light
-- name: $input-focus-color
-  value: $grey-darker
-- name: $input-focus-border-color
-  value: $link
-- name: $input-disabled-color
-  value: $text-light
-- name: $input-disabled-background-color
-  value: $background
-- name: $input-disabled-border-color
-  value: $background
-- name: $input-arrow
-  value: $link
-- name: $input-icon-color
-  value: $grey-lighter
-- name: $input-icon-active-color
-  value: $grey
-- name: $input-radius
-  value: $radius
+variables_keys:
+- input-color
+- input-background-color
+- input-border-color
+- input-shadow
+- input-hover-color
+- input-hover-border-color
+- input-focus-color
+- input-focus-border-color
+- input-focus-box-shadow-size
+- input-focus-box-shadow-color
+- input-disabled-color
+- input-disabled-background-color
+- input-disabled-border-color
+- input-arrow
+- input-icon-color
+- input-icon-active-color
+- input-radius
 ---
 
 {% capture input_example %}
@@ -484,7 +471,41 @@ variables:
       </div>
     </div>
 
-    {% include variables.html element=true %}
+    {% include anchor.html name="Variables" %}
+
+    <div class="content">
+      <p>
+        You can use <a href="{{ site.github | append: '/blob/master/sass/elements/form.sass#L1,L23' }}" target="_blank">these variables</a> to <strong>customize</strong> this element. Simply set one or multiple of these variables <em>before</em> importing Bulma. <a href="{{ site.url }}/documentation/overview/customize/">Learn how</a>.
+      </p>
+    </div>
+
+    <table class="table is-bordered">
+      <thead>
+        <tr>
+          <th>Name</th>
+          <th>Default value</th>
+        </tr>
+      </thead>
+      <tfoot>
+        <tr>
+          <th>Name</th>
+          <th>Default value</th>
+        </tr>
+      </tfoot>
+      <tbody>
+        {% for key in page.variables_keys %}
+          {% assign variable = site.data.variables.elements.form.vars[key] %}
+          <tr>
+            <td>
+              <code>{{ variable.name }}</code>
+            </td>
+            <td>
+              <code>{{ variable.value }}</code>
+            </td>
+          </tr>
+        {% endfor %}
+      </tbody>
+    </table>
 
   </div>
 </section>