{{/* Do not use this, for now */}}
	<details class="toc-collapse">
		<summary>{{ i18n "toc" }}</summary>
		{{ range last 1 (where .Ancestors "Params.categories" "intersect" (slice "book") ) }}
		<a href="{{ .RelPermalink }}">{{ .Title }}</a>
		{{ partial "toc.html" . }}
		{{ end }}
	</details>