Look: Terminal theme (panr/hugo-theme-terminal v4.2.6), adapted to the museum

Theme vendored unmodified in themes/terminal; base, head, header, footer and post templates
rewritten in its markup; museum components restyled in assets/css/museum.css. Embedded forum
threads follow the same colours.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01YDRjtmAiNpo5mK5N3d7QwZ

themes/terminal/layouts/partials/language-menu.html

@@ -0,0 +1,10 @@
+<ul class="menu menu--desktop menu--language-selector">
+  <li class="menu__trigger">{{ .Language.LanguageName }}&nbsp;▾</li>
+  <li>
+    <ul class="menu__dropdown">
+      {{ range $.Site.Home.AllTranslations }}
+        <li><a href="{{ .Permalink }}">{{ .Language.LanguageName }}</a></li>
+      {{ end }}
+    </ul>
+  </li>
+</ul>