diff --git a/app.py b/app.py
index 8261be1..1d52303 100644
--- a/app.py
+++ b/app.py
@@ -353,11 +353,44 @@ def view_document(doc_id: int):
         raise HTTPException(404, "not found")
 
     rendered = md.markdown(d["content_md"] or "", extensions=["fenced_code", "tables", "nl2br"])
+    projects = get_projects()
+    project_list = "\\n".join([f"{p['id']}: {p['name']}" for p in projects])
+
     body = f"""
 <h2>Dokument #{d['id']} – {d['title']}</h2>
-<p><small>Projekt: {d['project']} · Typ: {d['kind']} · {d['created_at']}</small></p>
-<p><a href='/document/{doc_id}/download.md'>Download .md</a></p>
+<p>
+  <small>Projekt: {d['project']} · Typ: {d['kind']} · {d['created_at']}</small>
+  &nbsp;&nbsp;
+  <a title='Download .md' href='/document/{doc_id}/download.md' style='text-decoration:none'>⬇️</a>
+  <a title='Umbenennen' href='#' onclick='renameDoc();return false;' style='text-decoration:none'>✏️</a>
+  <a title='Verschieben' href='#' onclick='moveDoc();return false;' style='text-decoration:none'>📁</a>
+  <a title='Löschen' href='#' onclick='deleteDoc();return false;' style='text-decoration:none'>🗑️</a>
+</p>
 <div class='card mdview'>{rendered}</div>
+
+<script>
+async function postForm(url, data) {{
+  const body = new URLSearchParams(data);
+  const r = await fetch(url, {{method:'POST', headers:{{'Content-Type':'application/x-www-form-urlencoded'}}, body}});
+  if (!r.ok) {{ alert('Fehler: '+r.status); return; }}
+  location.href = '/library';
+}}
+function renameDoc() {{
+  const v = prompt('Neuer Dokumentname:', {json.dumps(d['title'])});
+  if (v===null) return;
+  postForm('/document/{doc_id}/rename', {{title:v}});
+}}
+function moveDoc() {{
+  const info = {json.dumps(project_list)};
+  const v = prompt('Ziel-Projekt-ID eingeben:\n'+info, '');
+  if (v===null) return;
+  postForm('/document/{doc_id}/move', {{project_id:v}});
+}}
+function deleteDoc() {{
+  if (!confirm('Dokument wirklich löschen?')) return;
+  postForm('/document/{doc_id}/delete', {{}});
+}}
+</script>
 """
     return layout("Dokument", body)