gistfile1.sass

@import 'blueprint/grid'
/*
  requires compass gem
  usage: compass compile path/to/grid.sass -e production --output-style nested
//
  defines Blueprint grid variables 

$blueprint-grid-columns: 24
$blueprint-grid-width: 30px
$blueprint-grid-margin: 10px
$blueprint-grid-outer-width: $blueprint-grid-width + $blueprint-grid-margin
$blueprint-container-size: $blueprint-grid-outer-width * $blueprint-grid-columns - $blueprint-grid-margin
  
//
  defines column widths for #left, #right. #main is calculated off these values
$grid-left: 5
$grid-right: 6

=body-columns( $left: 4, $right: 5, $columns: $blueprint-grid-columns )
  @if $left > 0
    #left
      +span( $left )
  @if ( ( $left + $right ) < $columns )
    #main
      +span( $columns - $left - $right )
      @if ( $right <= 0 )
        @if ( $blueprint-grid-margin > 0px )
          +last
  @if $right > 0
    #right
      +span( $right )
      @if ( $blueprint-grid-margin > 0px  )
        +last

body
  /*
    These class names are used by Drupal to indicate what kind of layout we have
    Handles visibility of #left, #right individually plus both hidden or both visible
  &.sidebar-left
    +body-columns( $grid-left, 0 )
  &.sidebar-right
    +body-columns( 0, $grid-right )
  &.two-sidebars
    +body-columns( $grid-left, $grid-right )
  &.no-sidebars
    +body-columns( 0, 0 )


#left, #main, #right
  +column-base

#page
  +span( 24 )
  margin: 0 auto
  +clearfix