{# Show the complete guide rather than only children of the active page. #}
<nav class="bd-docs-nav bd-links" aria-label="Documentation navigation">
  <p class="bd-links__title" role="heading" aria-level="1">Documentation</p>
  <div class="bd-toc-item navbar-nav">
    {{ generate_toctree_html("sidebar", startdepth=0, show_nav_level=1,
         maxdepth=1, collapse=False, includehidden=True, titles_only=True) }}
  </div>
</nav>