gistfile1.sass

// This keeps things organized with the indentation you want
#dashboard-content {
	/*rule:value;*/
	&.my-account-v2 {
		/*rule:value;*/
		.page { /*rule:value;*/ }
			.inner { /*rule:value;*/ }
			.inbox-sidebar { /*rule:value;*/ } } }
				
		.inbox-sidebar {
			/*rule:value;*/
			h1 { /*rule:value;*/ }
			a { /*rule:value;*/
				&.current { /*rule:value;*/ } } }

// ... and emits the following CSS
#dashboard-content {
  /*rule:value;*/ }
  #dashboard-content.my-account-v2 {
    /*rule:value;*/ }
    #dashboard-content.my-account-v2 .page {
      /*rule:value;*/ }
    #dashboard-content.my-account-v2 .inner {
      /*rule:value;*/ }
    #dashboard-content.my-account-v2 .inbox-sidebar {
      /*rule:value;*/ }

.inbox-sidebar {
  /*rule:value;*/ }
  .inbox-sidebar h1 {
    /*rule:value;*/ }
  .inbox-sidebar a {
    /*rule:value;*/ }
    .inbox-sidebar a.current {
      /*rule:value;*/ }