= wrap_layout :layout do
  .sl-l-holy-grail
    .sl-l-holy-grail__body
      %nav.sl-l-holy-grail__navigation(role='navigation')
        = yield_content :navigation

      .sl-l-holy-grail__main
        - if current_page.data.introduction
          .sl-c-introduction= markdown_wrap current_page.data.introduction

        =yield