diff --git a/backend/main.py b/backend/main.py
index 88b1110..629dba4 100644
--- a/backend/main.py
+++ b/backend/main.py
@@ -406,7 +406,7 @@ async def serve_media(path: str, request: _Request):
         raise _HE(404, "Nicht gefunden.")
     return _media_response(filepath)
 
-APP_VER = "915"  # muss mit APP_VER in app.js übereinstimmen
+APP_VER = "916"  # muss mit APP_VER in app.js übereinstimmen
 
 @app.get("/.well-known/assetlinks.json")
 async def assetlinks():
diff --git a/backend/static/index.html b/backend/static/index.html
index f161776..cfba020 100644
--- a/backend/static/index.html
+++ b/backend/static/index.html
@@ -599,10 +599,10 @@
 <div id="modal-container"></div>
 
 <!-- JS: Reihenfolge ist wichtig — erst Basis, dann Features -->
-<script src="/js/api.js?v=915"></script>
-<script src="/js/ui.js?v=915"></script>
-<script src="/js/app.js?v=915"></script>
-<script src="/js/worlds.js?v=915"></script>
+<script src="/js/api.js?v=916"></script>
+<script src="/js/ui.js?v=916"></script>
+<script src="/js/app.js?v=916"></script>
+<script src="/js/worlds.js?v=916"></script>
 
 <!-- Feature-Seiten werden lazy geladen -->
 
diff --git a/backend/static/js/app.js b/backend/static/js/app.js
index 8b9590c..ee97d7e 100644
--- a/backend/static/js/app.js
+++ b/backend/static/js/app.js
@@ -3,7 +3,7 @@
    Router, State-Management, Navigation, Initialisierung.
    ============================================================ */
 
-const APP_VER     = '915'; // ← bei jedem Deploy mit Frontend-Änderungen erhöhen
+const APP_VER     = '916'; // ← bei jedem Deploy mit Frontend-Änderungen erhöhen
 const APP_VERSION = '1.5.1'; // ← semantische Version, wird bei make release gesetzt
 const IS_STAGING  = location.hostname === 'staging.banyaro.app';
 // Cache-Bust-Parameter nach Update-Reload sofort entfernen
diff --git a/backend/static/js/worlds.js b/backend/static/js/worlds.js
index 8a0c2fb..c95416c 100644
--- a/backend/static/js/worlds.js
+++ b/backend/static/js/worlds.js
@@ -980,12 +980,15 @@ window.Worlds = (() => {
     return u.rolle === 'admin' || u.rolle === 'moderator' || u.is_moderator || u.is_social_media;
   }
 
-  function _chip(icon, label, page, locked = false, proBadge = false) {
+  function _chip(icon, label, page, locked = false, proBadge = false, breederBadge = false) {
     const style = locked ? 'opacity:0.25;cursor:default;' : '';
     const badge = proBadge
       ? `<span style="position:absolute;top:2px;left:3px;font-size:8px;font-weight:800;
                       color:#fff;background:#92400e;border-radius:3px;padding:0 3px;line-height:14px">P</span>`
-      : '';
+      : breederBadge
+        ? `<span style="position:absolute;top:2px;left:3px;font-size:8px;font-weight:800;
+                        color:#fff;background:#1d4ed8;border-radius:3px;padding:0 3px;line-height:14px">Z</span>`
+        : '';
     return `
       <div class="world-chip" ${locked ? '' : `data-wnav="${page}"`}
            style="${style}position:relative">
@@ -1140,7 +1143,7 @@ window.Worlds = (() => {
       <div class="world-bottom">
         <div class="world-section-label">Deine Bereiche</div>
         <div class="world-chips-grid">
-          ${features.map(f => _chip(f.icon, f.label, f.page, false, f.pro && _isRoleBasedPro())).join('')}
+          ${features.map(f => _chip(f.icon, f.label, f.page, false, f.pro && _isRoleBasedPro(), f.role === 'breeder')).join('')}
         </div>
         <div class="world-footer-links">
           <span data-wnav="impressum">Impressum</span>
@@ -1431,7 +1434,7 @@ window.Worlds = (() => {
         ` : ''}
         <div class="world-section-label">Alles über ${_esc(dog.name)}</div>
         <div class="world-chips-grid">
-          ${chips.map(c => _chip(c.icon, c.label, c.page, false, c.pro && _isRoleBasedPro())).join('')}
+          ${chips.map(c => _chip(c.icon, c.label, c.page, false, c.pro && _isRoleBasedPro(), c.role === 'breeder')).join('')}
         </div>
         <div class="world-footer-links">
           <span data-wnav="gruender">Die 100 Gründer</span>
@@ -1605,7 +1608,7 @@ window.Worlds = (() => {
       <div class="world-bottom">
         <div class="world-section-label">Die Welt da draußen</div>
         <div class="world-chips-grid">
-          ${chips.map(c => _chip(c.icon, c.label, c.page, false, c.pro && _isRoleBasedPro())).join('')}
+          ${chips.map(c => _chip(c.icon, c.label, c.page, false, c.pro && _isRoleBasedPro(), c.role === 'breeder')).join('')}
         </div>
         <div class="world-footer-links">
           <span data-wnav="datenschutz">Datenschutz</span>
diff --git a/backend/static/sw.js b/backend/static/sw.js
index 3a1c538..3fcf3a7 100644
--- a/backend/static/sw.js
+++ b/backend/static/sw.js
@@ -3,7 +3,7 @@
    Offline-Cache + Push Notifications + Tile-Cache
    ============================================================ */
 
-const CACHE_VERSION = 'by-v915';
+const CACHE_VERSION = 'by-v916';
 const CACHE_STATIC  = `${CACHE_VERSION}-static`;
 const CACHE_TILES   = 'ban-yaro-tiles-v1';  // bleibt über SW-Updates erhalten
 const CACHE_API     = 'ban-yaro-api-v1';    // API-Response-Cache