diff --git a/backend/static/css/layout.css b/backend/static/css/layout.css
index bdfd9a9..9dd9c72 100644
--- a/backend/static/css/layout.css
+++ b/backend/static/css/layout.css
@@ -118,6 +118,17 @@
   .sidebar-backdrop { display: none !important; }
 }
 
+/* Karte: volle Höhe, kein Scrollen, kein Padding */
+#page-map {
+  height:   100%;
+  overflow: hidden;
+}
+#page-map > .page-body {
+  padding:  0 !important;
+  overflow: hidden;
+  height:   100%;
+}
+
 /* Mobile Sidebar als Drawer */
 @media (max-width: 767px) {
   #sidebar {
diff --git a/backend/static/sw.js b/backend/static/sw.js
index 26956b7..c5218e4 100644
--- a/backend/static/sw.js
+++ b/backend/static/sw.js
@@ -3,7 +3,7 @@
    Offline-Cache + Push Notifications
    ============================================================ */
 
-const CACHE_VERSION = 'by-v27';
+const CACHE_VERSION = 'by-v28';
 const CACHE_STATIC  = `${CACHE_VERSION}-static`;
 
 // Diese Dateien werden beim Install gecacht (App Shell)