{{ define "main" }}
  <h1 class="collection-title">{{ .Title }}</h1>
  {{ .Content }}

  {{ $pages := where site.RegularPages "Section" "library" }}
  {{ $groups := dict }}
  {{ range $pages }}
    {{ $g := .Params.group | default "Allgemein" }}
    {{ $existing := index $groups $g | default slice }}
    {{ $groups = merge $groups (dict $g ($existing | append .)) }}
  {{ end }}

  {{ if $pages }}
    <section class="atlas">
      {{ range $g, $ps := $groups }}
        <article class="atlas-section">
          <h2>{{ $g }}</h2>
          <ul class="atlas-list">
            {{ range sort $ps "Title" }}
              <li>
                <a href="{{ .RelPermalink }}">{{ .LinkTitle }}</a>
                {{ with .Params.summary }}<span class="list-meta text-muted"> — {{ . }}</span>{{ end }}
              </li>
            {{ end }}
          </ul>
        </article>
      {{ end }}
    </section>
  {{ else }}
    <p class="text-muted"><em>Noch keine Einträge — der erste entsteht im Redaktions-Editor.</em></p>
  {{ end }}
{{ end }}