diff --git a/app/main.py b/app/main.py
index 5a4c551..9b978e6 100644
--- a/app/main.py
+++ b/app/main.py
@@ -5,7 +5,8 @@ import uuid
 from pathlib import Path
 from typing import Optional
 
-from fastapi import FastAPI, File, Form, UploadFile, Request, BackgroundTasks, HTTPException, Depends
+from fastapi import FastAPI, File, Form, UploadFile, Request, BackgroundTasks, HTTPException, Depends, Query
+import urllib.parse
 from fastapi.responses import HTMLResponse, FileResponse, JSONResponse, Response
 from pydantic import BaseModel
 from starlette.middleware.base import BaseHTTPMiddleware
@@ -2026,6 +2027,81 @@ async def quellen_page(request: Request, current_user: Optional[dict] = Depends(
     })
 
 
+@app.get("/api/quellen/search")
+async def quellen_search(
+    request: Request,
+    q: str = Query(..., min_length=2, max_length=200, description="Suchbegriff"),
+    filter: str = Query("current", regex="^(current|all)$"),
+    bundesland: Optional[str] = None,
+    partei: Optional[str] = None,
+    top_k: int = Query(20, ge=1, le=50),
+):
+    """Semantische Volltextsuche über alle indizierten Wahlprogramme.
+
+    Nutzt die DashScope-Embeddings (text-embedding-v4): wortunscharf,
+    findet auch synonyme/verwandte Begriffe. Filter:
+    - ``filter=current``: nur aktuelle Programme (gueltig_bis IS NULL)
+    - ``filter=all``: auch historische Programme
+    - ``bundesland`` / ``partei``: optionale Eingrenzung
+
+    Returns: JSON mit Trefferliste {name, partei, bundesland, seite, text,
+    gueltig_ab, gueltig_bis, similarity, pdf_url, programm_id}.
+    """
+    from .embeddings import find_relevant_chunks
+    from .programme import get_programm
+
+    try:
+        chunks = find_relevant_chunks(
+            query=q,
+            parteien=[partei] if partei else None,
+            bundesland=bundesland,
+            top_k=top_k * 2,   # mehr holen, danach historisch-Filter
+            min_similarity=0.30,
+        )
+    except Exception:
+        logger.exception("quellen_search: embedding failed")
+        return JSONResponse({"error": "Suche fehlgeschlagen"}, status_code=500)
+
+    results = []
+    for c in chunks:
+        pid = c.get("programm_id")
+        prog = get_programm(pid) if pid else None
+        if prog is None:
+            continue
+        if filter == "current" and prog.get("gueltig_bis") is not None:
+            continue   # historisches Programm ausgefiltert
+        seite = c.get("seite") or 1
+        text = (c.get("text") or "").strip()
+        if len(text) > 320:
+            text = text[:317].rstrip() + "…"
+        results.append({
+            "programm_id": pid,
+            "name": prog.get("name", pid),
+            "partei": prog.get("partei"),
+            "bundesland": prog.get("bundesland"),
+            "typ": prog.get("typ"),
+            "wp": prog.get("wp"),
+            "seite": seite,
+            "text": text,
+            "gueltig_ab": prog.get("gueltig_ab"),
+            "gueltig_bis": prog.get("gueltig_bis"),
+            "similarity": round(float(c.get("similarity", 0.0)), 4),
+            "pdf_url": (
+                f"/api/wahlprogramm-cite?pid={pid}&seite={seite}"
+                f"&q={urllib.parse.quote_plus(q)[:160]}#page={seite}"
+            ),
+        })
+        if len(results) >= top_k:
+            break
+
+    return JSONResponse({
+        "query": q,
+        "filter": filter,
+        "n_results": len(results),
+        "results": results,
+    })
+
+
 @app.get("/api/wahlprogramm-cite")
 async def wahlprogramm_cite(
     request: Request,
diff --git a/app/templates/v2/screens/quellen.html b/app/templates/v2/screens/quellen.html
index 3e9be98..a75dd93 100644
--- a/app/templates/v2/screens/quellen.html
+++ b/app/templates/v2/screens/quellen.html
@@ -70,6 +70,81 @@
   padding-bottom: 4px;
   border-bottom: 2px solid var(--ecg-teal);
 }
+.search-box {
+  display: flex;
+  gap: 8px;
+  flex-wrap: wrap;
+  align-items: center;
+  margin: 8px 0 4px;
+}
+.search-box input[type="text"] {
+  flex: 1 1 240px;
+  min-width: 200px;
+  padding: 8px 10px;
+  font-family: var(--font-mono);
+  font-size: 13px;
+  border: 1px solid var(--ecg-border);
+  border-radius: 4px;
+  background: var(--ecg-card-bg);
+  color: var(--ecg-dark);
+}
+.search-box button {
+  padding: 8px 16px;
+  font-family: var(--font-mono);
+  font-size: 12px;
+  background: var(--ecg-teal);
+  color: #fff;
+  border: none;
+  border-radius: 4px;
+  cursor: pointer;
+}
+.search-box button:disabled { opacity: 0.5; cursor: wait; }
+.search-filter {
+  display: inline-flex;
+  gap: 14px;
+  font-size: 12px;
+  font-family: var(--font-mono);
+}
+.search-filter label { cursor: pointer; }
+.search-results { margin-top: 12px; }
+.search-hit {
+  padding: 10px 12px;
+  margin-bottom: 8px;
+  background: var(--ecg-card-bg);
+  border: 1px solid var(--ecg-border);
+  border-radius: 4px;
+  border-left: 3px solid var(--ecg-teal);
+}
+.search-hit.historic { border-left-color: var(--ecg-dark); opacity: 0.85; }
+.search-hit-meta {
+  font-family: var(--font-mono);
+  font-size: 11px;
+  opacity: 0.7;
+  margin-top: 2px;
+  margin-bottom: 6px;
+}
+.search-hit-text {
+  font-size: 13px;
+  line-height: 1.5;
+  color: var(--ecg-dark);
+}
+.search-hit-actions {
+  margin-top: 6px;
+  font-size: 11px;
+  font-family: var(--font-mono);
+}
+.search-hit-actions a { color: var(--ecg-teal); margin-right: 12px; }
+.search-status { font-size: 12px; opacity: 0.7; margin-top: 8px; font-family: var(--font-mono); }
+.gueltig-pill {
+  display: inline-block;
+  padding: 1px 6px;
+  font-size: 10px;
+  font-family: var(--font-mono);
+  border-radius: 3px;
+  margin-left: 4px;
+}
+.gueltig-pill.aktuell { background: var(--ecg-green); color: #fff; }
+.gueltig-pill.historisch { background: var(--ecg-dark); color: #fff; opacity: 0.7; }
 </style>
 {% endblock %}
 
@@ -113,6 +188,27 @@
   </div>
 </div>
 
+<!-- Volltextsuche (semantisch) -->
+<div class="v2-kasten outline-blue" style="margin-bottom:1.5rem;">
+  <h4>Volltextsuche durch alle Programme</h4>
+  <p style="font-size:12px;opacity:0.75;margin:4px 0 8px;">
+    Semantische Suche über alle indizierten Wahl- und Grundsatzprogramme.
+    Wortunscharf — Endungen sind egal, verwandte Begriffe werden ebenfalls
+    gefunden.
+  </p>
+  <form id="quellen-search-form" class="search-box" onsubmit="return runSearch(event)">
+    <input type="text" id="quellen-q" name="q" placeholder="z.B. Klimaschutz, soziale Gerechtigkeit, Mietpreisbremse"
+           autocomplete="off" minlength="2" maxlength="200">
+    <button type="submit" id="quellen-q-btn">Suchen</button>
+  </form>
+  <div class="search-filter" style="margin-top:6px;">
+    <label><input type="radio" name="qfilter" value="current" checked> nur aktuelle Programme</label>
+    <label><input type="radio" name="qfilter" value="all"> auch historische</label>
+  </div>
+  <div id="quellen-search-status" class="search-status"></div>
+  <div id="quellen-search-results" class="search-results"></div>
+</div>
+
 <!-- Wahlprogramme nach BL -->
 {% for bl_name, bl_progs in wahlprogramme_grouped %}
 <h2 class="section-h2">{{ bl_name }}</h2>
@@ -215,5 +311,83 @@ async function indexAll() {
     statusEl.textContent = 'Fehler: ' + e.message;
   }
 }
+
+function escHtml(s) {
+  return String(s == null ? '' : s)
+    .replace(/&/g, '&amp;').replace(/</g, '&lt;')
+    .replace(/>/g, '&gt;').replace(/"/g, '&quot;').replace(/'/g, '&#39;');
+}
+
+async function runSearch(ev) {
+  if (ev) ev.preventDefault();
+  const q = document.getElementById('quellen-q').value.trim();
+  const filter = (document.querySelector('input[name="qfilter"]:checked') || {}).value || 'current';
+  const statusEl = document.getElementById('quellen-search-status');
+  const resultsEl = document.getElementById('quellen-search-results');
+  const btn = document.getElementById('quellen-q-btn');
+  if (q.length < 2) {
+    statusEl.textContent = 'Bitte mindestens 2 Zeichen eingeben.';
+    return false;
+  }
+  btn.disabled = true;
+  statusEl.textContent = 'Suche läuft …';
+  resultsEl.innerHTML = '';
+  try {
+    const params = new URLSearchParams({ q: q, filter: filter, top_k: '20' });
+    const resp = await fetch('/api/quellen/search?' + params.toString());
+    if (!resp.ok) {
+      statusEl.textContent = 'Fehler: ' + resp.status + ' ' + resp.statusText;
+      return false;
+    }
+    const data = await resp.json();
+    if (!data.results || data.results.length === 0) {
+      statusEl.textContent = 'Keine Treffer.';
+      return false;
+    }
+    statusEl.textContent = data.n_results + ' Treffer'
+      + (filter === 'current' ? ' in aktuellen Programmen' : ' (alle Programme)') + '.';
+    const html = data.results.map(r => {
+      const aktuell = r.gueltig_bis === null;
+      const cls = aktuell ? '' : ' historic';
+      const pill = aktuell
+        ? '<span class="gueltig-pill aktuell">aktuell</span>'
+        : '<span class="gueltig-pill historisch">' + escHtml(r.gueltig_ab) + ' bis ' + escHtml(r.gueltig_bis) + '</span>';
+      const sim = (r.similarity * 100).toFixed(0) + '%';
+      const partei = escHtml(r.partei || '');
+      const bl = escHtml(r.bundesland || '');
+      const wp = r.wp ? ' · WP' + escHtml(r.wp) : '';
+      const seite = escHtml(r.seite);
+      return '<div class="search-hit' + cls + '">'
+        + '<div style="font-family:var(--font-display);font-size:13px;">'
+        + '<span class="prog-badge badge-' + partei.toLowerCase().replace(/ü/g,'ue').replace(/ä/g,'ae').replace(/ö/g,'oe') + '">' + partei + '</span> '
+        + escHtml(r.name) + ' ' + pill
+        + '</div>'
+        + '<div class="search-hit-meta">'
+        + 'Seite ' + seite + ' · ' + bl + wp + ' · Relevanz ' + sim
+        + '</div>'
+        + '<div class="search-hit-text">' + escHtml(r.text) + '</div>'
+        + '<div class="search-hit-actions">'
+        + '<a href="' + escHtml(r.pdf_url) + '" target="_blank">→ Stelle im PDF anzeigen</a>'
+        + '</div>'
+        + '</div>';
+    }).join('');
+    resultsEl.innerHTML = html;
+  } catch (e) {
+    statusEl.textContent = 'Fehler: ' + e.message;
+  } finally {
+    btn.disabled = false;
+  }
+  return false;
+}
+
+// Re-Run bei Filter-Wechsel, wenn schon eine Query da ist
+document.addEventListener('DOMContentLoaded', () => {
+  document.querySelectorAll('input[name="qfilter"]').forEach(r => {
+    r.addEventListener('change', () => {
+      const q = (document.getElementById('quellen-q') || {}).value || '';
+      if (q.trim().length >= 2) runSearch();
+    });
+  });
+});
 </script>
 {% endblock %}