/**
 * @file
 * Positioning for a fixed-width, desktop-centric layout.
 *
 * Define CSS classes to create a table-free, 3-column, 2-column, or single
 * column layout depending on whether blocks are enabled in the left or right
 * columns.
 *
 * This layout uses the Zen Grids plugin for Compass: http://zengrids.com
 */


/*
 * Center the page.
 */

#page,
.region-bottom {
  /* If you want to make the page a fixed width and centered in the viewport,
   * this is the standards-compliant way to do that. */
  margin-left: auto;
  margin-right: auto;
  width: 980px;
}

/*
 * Apply the shared properties of grid items in a single, efficient ruleset.
 */

#header,
#content,
#navigation,
.region-sidebar-first,
.region-sidebar-second,
#footer {
  padding-left: 10px;
  padding-right: 10px;
  border: 0 !important;
  word-wrap: break-word;
  _display: inline;
  _overflow: hidden;
  _overflow-y: visible;
}

/*
 * Containers for grid items and flow items.
 */

#header,
#main,
#footer {
  *position: relative;
  *zoom: 1;
}
#header:before, #header:after,
#main:before, #main:after,
#footer:before, #footer:after {
  content: "";
  display: table;
}
#header:after,
#main:after,
#footer:after {
  clear: both;
}

/*
 * Navigation bar
 */

#main {
  padding-top: 3em; /* Move all the children of #main down to make room. */
  position: relative;
}

#navigation {
  position: absolute;
  top: 0; /* Move the navbar up inside #main's padding. */
  height: 3em;
  width: 980px;
}

/*
 * The layout when there are no sidebars.
 */

#content {
  width: 980px;
}

/*
 * The layout when there is only one sidebar, the left one.
 */

.sidebar-first #content {
  /* Span 4 columns, starting in 2nd column from left. */
  float: left;
  width: 764px;
  margin-left: 196px;
  margin-right: -980px;
}

.sidebar-first .region-sidebar-first {
  /* Span 1 column, starting in 1st column from left. */
  float: left;
  width: 176px;
  margin-left: 0px;
  margin-right: -196px;
}

/*
 * The layout when there is only one sidebar, the right one.
 */

.sidebar-second #content {
  /* Span 4 columns, starting in 1st column from left. */
  float: left;
  width: 764px;
  margin-left: 0px;
  margin-right: -784px;
}

.sidebar-second .region-sidebar-second {
  /* Span 1 column, starting in 5th column from left. */
  float: left;
  width: 176px;
  margin-left: 784px;
  margin-right: -980px;
}

/*
 * The layout when there are two sidebars.
 */

.two-sidebars #content {
  /* Span 3 columns, starting in 2nd column from left. */
  float: left;
  width: 568px;
  margin-left: 196px;
  margin-right: -784px;
}

.two-sidebars .region-sidebar-first {
  /* Span 1 column, starting in 1st column from left. */
  float: left;
  width: 176px;
  margin-left: 0px;
  margin-right: -196px;
}

.two-sidebars .region-sidebar-second {
  /* Span 1 column, starting in 5th column from left. */
  float: left;
  width: 176px;
  margin-left: 784px;
  margin-right: -980px;
}
