// Panels
// ==========================================================================

.panel {
  @include clearfix;
  box-sizing: border-box;
  clear: both;
  border-left-style: solid;
  border-color: $grey-2;
  padding: $gutter / 2 $gutter;
  margin: $gutter 0 $gutter 0;

  :first-child {
    margin-top: 0;
  }

  :only-child,
  :last-child {
    margin-bottom: 0;
  }
}

.panel-border-wide {
  border-left-width: 10px;
}

.panel-border-none {
  border-left: none;
}

// Used to show the left edge of "toggled" content
.panel-border-narrow {
  border-left-width: 5px;
}

// Panels within form groups
// By default, panels have 15px bottom margin
.form-group .panel-border-narrow {
  float: left;
  width: 100%;

  // Remove the bottom padding as .form-group sets a bottom margin
  padding-bottom: 0;

  // Don't remove the bottom margin for all panels, assume they are often within stacked groups
}

// Note: This is incredibly fragile, and needs rebuilding.

// The first panel in a group
.form-group .panel-border-narrow:first-child {
  margin-top: 10px;
}

// The last panel in a group
.form-group .panel-border-narrow:last-child {
  margin-top: 10px;
  margin-bottom: 0;
}

// For inline panels
.inline .panel-border-narrow {
  margin-top: 10px;
  margin-bottom: 0;
}