  <body data-bs-spy="scroll" data-bs-target=".bd-toc-nav" data-offset="180" data-bs-root-margin="0px 0px -60%" data-default-mode="{{ default_mode }}">

  {# A button hidden by default to help assistive devices quickly jump to main content #}
  {# ref: https://www.youtube.com/watch?v=VUR0I5mqq7I #}
  <a class="skip-link" href="#main-content">{{ _("Skip to main content") }}</a>

{%- endblock %}

{%- block content %}
  {# A tiny helper pixel to detect if we've scrolled #}
  <div id="pst-scroll-pixel-helper"></