$max-width: 1200px !default;

// Padding used for layout margins
$pad-min: 18px !default;
$pad-narrow: 25px !default;
$pad-medium: 35px !default;
$pad-wide: 55px !default;

// Sidebar widths used in media queries
$sidebar-width-medium: 240px !default;
$sidebar-pad-medium: 15px !default;
$sidebar-pad-wide: 20px !default;
$sidebar-width-wide: 300px !default;

.group { @include pie-clearfix; }

body {
  -webkit-text-size-adjust: none;
  max-width: $max-width;
  position: relative;
  margin: 0 auto;
  > header, > nav, > footer, #content > article, #content > div > article, #content > div > section, nav[role=pagination] {
    @extend .group;
    padding-left: $pad-min;
    padding-right: $pad-min;
    @media only screen and (min-width: 480px) {
      padding-left: $pad-narrow;
      padding-right: $pad-narrow;
    }
    @media only screen and (min-width: 768px) {
      padding-left: $pad-medium;
      padding-right: $pad-medium;
    }
    @media only screen and (min-width: 992px) {
      padding-left: $pad-wide;
      padding-right: $pad-wide;
    }
  }
  > header {
    font-size: 1em;
    padding-top: 1.5em;
    padding-bottom: 1.5em;
  }
}

#content {
  > div, > article { width: 100%; }
  > aside {
    float: none;
    padding: 0 $pad-min 1px;
    background-color: lighten($sidebar-bg, 2);
    border-top: 1px solid $sidebar-border;
  }
}

.toggle-sidebar { display: none; }

@media only screen and (min-width: 550px) {
  body > header { font-size: 1em; }
  #content aside {
    @extend .group;
  }
}
@media only screen and (min-width: 768px) {
  body { -webkit-text-size-adjust: auto; }
  body > header { font-size: 1.2em; }
  #main {
    @extend .group;
    padding: 0;
    margin: 0 auto;
  }
  #content {
    @extend .group;
    margin-right: $sidebar-width-medium;
    position: relative;
    > div, > article {
      padding-top: $pad-medium/2;
      padding-bottom: $pad-medium/2;
      float: left;
    }
    > aside {
      width: $sidebar-width-medium - $sidebar-pad-medium*2;
      padding: 0 $sidebar-pad-medium $sidebar-pad-medium;
      background: none;
      float: left;
      margin: 0 -100% 0 0;
      section {
        width: auto; margin-left: 0;
        &.odd, &.even { float: none; width: auto; margin-left: 0; }
      }
    }
    .collapse-sidebar & {
      margin-right: 20px;
      > aside {
        float: none;
        clear: left;
        width: auto;
        margin: 0;
        padding: 0 $pad-medium 1px;
        background-color: lighten($sidebar-bg, 2);
        border-top: 1px solid lighten($sidebar-border, 4);
        section {
          &.odd, &.even { float: left; width: 48%; }
          &.odd { margin-left: 0; }
          &.even { margin-left: 4%; }
        }
      }
      > aside.thirds section {
        width: 30%;
        margin-left: 5%;
        &.first { margin-left: 0; }
      }
    }
  }
  .toggle-sidebar {
    outline: none;
    position: absolute; right: -10px; top: 0; bottom: 0;
    display: inline-block;
    text-decoration: none;
    color: mix($text-color-light, $sidebar-bg);
    width: 9px;
    cursor: pointer;
    &:hover {
      background: mix($sidebar-border, $sidebar-bg);
      @include background(linear-gradient(left, rgba($sidebar-border, .5), rgba($sidebar-border, 0)));
    }
    &:after {
      position: absolute; right: -11px; top: 0;
      width: 20px;
      font-size: 1.2em;
      line-height: 1.1em;
      padding-bottom: .15em;
      @include border-bottom-right-radius(.3em);
      text-align: center;
      background: $main-bg $noise-bg;
      border-bottom: 1px solid $sidebar-border;
      border-right: 1px solid $sidebar-border;
      content: "\00BB";
      text-indent: -1px;
    }
    .collapse-sidebar & {
      text-indent: 0px;
      right: -20px;
      width: 19px;
      &:hover {
        background: mix($sidebar-border, $sidebar-bg);
      }
      &:after {
        border-left: 1px solid $sidebar-border;
        text-shadow: #fff 0 1px;
        content: "\00AB";
        left: 0px; right: 0;
        text-align: center;
        text-indent: 0;
        border: 0;
        border-right-width: 0;
        background: none;
      }
    }
  }
}

@media only screen and (min-width: 992px) {
  body > header { font-size: 1.3em; }
  #content { margin-right: $sidebar-width-wide; }
  #content {
    > div, > article {
      padding-top: $pad-wide/2;
      padding-bottom: $pad-wide/2;
    }
    > aside {
      width: $sidebar-width-wide - $sidebar-pad-wide*2;
      padding: 1.2em $sidebar-pad-wide $sidebar-pad-wide;
    }
    .collapse-sidebar & aside {
      padding: { left: $pad-wide; right: $pad-wide; }
      @extend .group;
    }
  }
}