<header id="header" {{ if .IsHome }}class="alt"{{ end }}>
    <h1><a href="/" class="navbar-brand">{{ title .Site.Title }}</a></h1>
    <nav id="nav">
      <ul>
        {{ $home := .Site.GetPage "home" }}
        {{ range where .Site.Pages.ByTitle "Kind" "section" }}
          {{ if eq .Parent $home }}
            {{ $valid_children :=  where .Site.Pages.ByTitle ".Parent" "!=" nil }}
            {{ $children := where $valid_children ".Parent.UniqueID" .UniqueID }}
            {{ $children := where $children ".Params.hide_in_nav" "!=" "true" }}
            <li class="top-level">
              <a href="{{ .Permalink }}">{{ .LinkTitle }}</a>
              {{ if $children }}
                <ul>
                  {{ range first .Site.Params.nav_items $children }}
                    <li>
                      <a href="{{ .Permalink }}">{{ .LinkTitle }}</a>
                      <ul>
                        {{ range .Pages }}
                        <li><a href="{{ .Permalink }}">{{ .LinkTitle }}</a></li>
                        {{ end }}
                      </ul>
                    </li>
                  {{ end }}
                  {{ if ge (len $children) .Site.Params.nav_items }}
                    <li><a href="{{ .Permalink }}"><i>See more</i></a></li>
                  {{ end }}
                </ul>
              {{ end }}
            </li>
          {{ end }}
        {{ end }}

        {{ range where .Site.Pages.ByTitle "Kind" "page" }}
          {{ if eq .Section "" }}
            <li class="top-level"><a href="{{ .Permalink }}">{{ title .LinkTitle }}</a></li>
          {{ end }}
        {{ end }}
        <li class="top-level"><a class="show-mobile" href="/">Home</a></li>
      </ul>
    </nav>
  </header>