sass-site/source/assets/stylesheets/dependencies/_layout.scss.erb

// Susy Settings
$total-columns: <%= data.layout.susy.total_columns %>;
$column-width:  <%= data.layout.susy.column_width %>;
$gutter-width:  <%= data.layout.susy.gutter_width %>;
$grid-padding:  $gutter-width;

$container-style: magic;

$border-radius: .25em;

<% data.layout.resolutions.each do |resolution| %>
$<%= resolution.target %>: <%= resolution.width %>px;
<% end %>

$sticky-contentinfo-height: rhythm(6);

@mixin square($size: $column-width) {
  width:  $size;
  height: $size;
}