diff --git a/app/lib/ui/app_shell.dart b/app/lib/ui/app_shell.dart
index 63fa3ca..c216127 100644
--- a/app/lib/ui/app_shell.dart
+++ b/app/lib/ui/app_shell.dart
@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:wakelock_plus/wakelock_plus.dart';
 
 import '../app_mode/app_mode_cubit.dart';
 import 'screens/fly/fly_screen.dart';
@@ -18,12 +19,26 @@ class AppShell extends StatelessWidget {
     final mode = context.select((AppModeCubit c) => c.state.mode);
     final screen = mode == AppMode.fly ? const FlyScreen() : const PlanScreen();
 
-    return Scaffold(
-      body: Stack(
-        children: [
-          Positioned.fill(child: screen),
-          const Align(alignment: Alignment.topCenter, child: TopModeBar()),
-        ],
+    return BlocListener<AppModeCubit, AppModeState>(
+      listenWhen: (previous, current) => previous.mode != current.mode,
+      listener: (context, state) {
+        // Nur FLAG_KEEP_SCREEN_ON, kein PowerManager.WakeLock (Doku 4.20
+        // deckt den Foreground-Service fuer Hintergrund-Telemetrie separat
+        // ab). Android-Empfehlung: an die Activity-Sichtbarkeit gebunden,
+        // keine Permission, kein manuelles Leak-Risiko.
+        if (state.mode == AppMode.fly) {
+          WakelockPlus.enable();
+        } else {
+          WakelockPlus.disable();
+        }
+      },
+      child: Scaffold(
+        body: Stack(
+          children: [
+            Positioned.fill(child: screen),
+            const Align(alignment: Alignment.topCenter, child: TopModeBar()),
+          ],
+        ),
       ),
     );
   }
diff --git a/app/pubspec.lock b/app/pubspec.lock
index e7fb8f0..c63784b 100644
--- a/app/pubspec.lock
+++ b/app/pubspec.lock
@@ -632,6 +632,22 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.2.0"
+  package_info_plus:
+    dependency: transitive
+    description:
+      name: package_info_plus
+      sha256: "127e1751e37ffb2ff4658beeaca77bad0c27bf5f932bd3a501c2296926d4b481"
+      url: "https://pub.dev"
+    source: hosted
+    version: "10.2.1"
+  package_info_plus_platform_interface:
+    dependency: transitive
+    description:
+      name: package_info_plus_platform_interface
+      sha256: db762cb2f4f25ee60fb6359773861b0f199e00b90d237bd85a76a1e806b46ef4
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.1.0"
   path:
     dependency: "direct main"
     description:
@@ -1125,6 +1141,22 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "15.2.0"
+  wakelock_plus:
+    dependency: "direct main"
+    description:
+      name: wakelock_plus
+      sha256: "7253bca0fcf40d8413ddfcf4d2a1fa0a82475e79be25a4f2c564b695c9351486"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.7.0"
+  wakelock_plus_platform_interface:
+    dependency: transitive
+    description:
+      name: wakelock_plus_platform_interface
+      sha256: "0618d1799f0b28bcf98255b4ee8313e6fc4d38589dc4ee5fe5840d57d1aff6da"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.6.0"
   watcher:
     dependency: transitive
     description:
diff --git a/app/pubspec.yaml b/app/pubspec.yaml
index cb62789..274c92b 100644
--- a/app/pubspec.yaml
+++ b/app/pubspec.yaml
@@ -58,6 +58,7 @@ dependencies:
   flutter_classic_bluetooth: ^0.1.6
   permission_handler: ^12.0.3
   app_settings: ^8.0.3
+  wakelock_plus: ^1.7.0
 
 dev_dependencies:
   flutter_test:
diff --git a/design/.~lock.DMC logo sketches.odp# b/design/.~lock.DMC logo sketches.odp#
new file mode 100644
index 0000000..af6e94b
--- /dev/null
+++ b/design/.~lock.DMC logo sketches.odp#	
@@ -0,0 +1 @@
+,AI/Consti,AI,03.08.2026 21:25,file:///C:/Users/Consti/AppData/Roaming/LibreOffice/4;
\ No newline at end of file
diff --git a/design/DMC logo sketches.odp b/design/DMC logo sketches.odp
index 028b31b..4738c77 100644
Binary files a/design/DMC logo sketches.odp and b/design/DMC logo sketches.odp differ