{% if backlinks and backlinks.children %}
{# Recursive macro for rendering backlink tree nodes #}
{% macro render_backlink_node(node) %}
<li>
  {% if node.is_folder and node.children %}
  <details open>
    <summary class="font-medium">
      {%- if node.index_path -%}
      <a href="{{ node.index_path }}" class="hover:underline">{{ node.label }}</a>
      {%- else -%}
      {{ node.label }}
      {%- endif -%}
    </summary>
    <ul class="ml-3 mt-1 space-y-1">
      {% for child in node.children %}
        {{ render_backlink_node(child) }}
      {% endfor %}
    </ul>
  </details>
  {% else %}
  <a href="{{ node.path }}" class="hover:underline">{{ node.label }}</a>
  {% endif %}
</li>
{% endmacro %}

<div class="backlinks mt-6 pt-6 border-t border-base-content/20">
  <h2 class="text-lg font-semibold mb-3">Backlinks</h2>
  <ul class="space-y-2">
    {% for node in backlinks.children %}
      {{ render_backlink_node(node) }}
    {% endfor %}
  </ul>
</div>
{% endif %}