diff --git a/android/app/src/main/AndroidManifest.xml b/android/app/src/main/AndroidManifest.xml
index 25f23f9..23c43c1 100644
--- a/android/app/src/main/AndroidManifest.xml
+++ b/android/app/src/main/AndroidManifest.xml
@@ -11,7 +11,8 @@
             android:theme="@style/LaunchTheme"
             android:configChanges="orientation|keyboardHidden|keyboard|screenSize|smallestScreenSize|locale|layoutDirection|fontScale|screenLayout|density|uiMode"
             android:hardwareAccelerated="true"
-            android:windowSoftInputMode="adjustResize">
+            android:windowSoftInputMode="adjustResize"
+            android:screenOrientation="portrait">
             <!-- Specifies an Android theme to apply to this Activity as soon as
                  the Android process has started. This theme is visible to the user
                  while the Flutter UI initializes. After that, this theme continues
diff --git a/lib/components/navbar_shape_3.dart b/lib/components/navbar_shape_3.dart
index f768d52..b5157f5 100644
--- a/lib/components/navbar_shape_3.dart
+++ b/lib/components/navbar_shape_3.dart
@@ -17,7 +17,7 @@ class BNBCustomPainter3 extends CustomPainter {
     path.quadraticBezierTo(size.width * 0.40, 0, size.width * 0.40, 20);
     path.arcToPoint(
       Offset(size.width * 0.60, 20),
-      radius: Radius.circular(20.0),
+      radius: Radius.circular(size.height * 0.5),
       clockwise: false,
     );
     path.quadraticBezierTo(size.width * 0.60, 0, size.width * 0.63, 0);
diff --git a/lib/main.dart b/lib/main.dart
index 27bcaa3..f6afce7 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -5,10 +5,14 @@ import 'package:furibase/providers/menu_selection_provider.dart';
 import 'package:furibase/screen/Home_screen.dart';
 import 'package:provider/provider.dart';
 
-void main() {
+void main() async {
   WidgetsFlutterBinding.ensureInitialized();
 
   SystemChrome.setEnabledSystemUIMode(SystemUiMode.immersiveSticky);
+  await SystemChrome.setPreferredOrientations([
+    DeviceOrientation.portraitUp,
+    DeviceOrientation.portraitDown, // bisa dihapus jika hanya ingin satu arah
+  ]);
   runApp(const MyApp());
 }
 
diff --git a/lib/screen/Home_screen.dart b/lib/screen/Home_screen.dart
index 965ea0d..8704ea2 100644
--- a/lib/screen/Home_screen.dart
+++ b/lib/screen/Home_screen.dart
@@ -21,9 +21,16 @@ class _HomeScreenState extends State<HomeScreen> {
   @override
   Widget build(BuildContext context) {
     final Size size = MediaQuery.of(context).size;
+    final isLandscape = size.width > size.height;
     final screenWidth = MediaQuery.of(context).size.width;
     final buttonScanSize = screenWidth * 0.20;
     final double bottomPadding = (9000 / screenWidth).clamp(0, 0.2);
+    double bottomOffset = -(screenWidth * 0.25) + 180;
+    double sunRiseCurve(double width) {
+      // kamu bisa mainin fungsi ini sesuka hati
+      return -((400 / width) * 100); // semakin kecil width, hasil makin negatif
+    }
+
     return Scaffold(
       // appBar: AppBar(
       //   elevation: 0,
@@ -242,10 +249,17 @@ class _HomeScreenState extends State<HomeScreen> {
           Positioned(bottom: 0, left: 0, right: 0, child: MainMenu()),
 
           Positioned(
-            bottom: bottomPadding * 32,
+            // bottom: -150, //bottomPadding * 32,
+            // bottom: sunRiseCurve(
+            //   screenWidth,
+            // ),
+            bottom:
+                isLandscape
+                    ? bottomOffset.clamp(-200.0, -50.0)
+                    : bottomPadding * 55,
             left: (screenWidth - buttonScanSize) / 2,
             child: Transform.translate(
-              offset: Offset(0, -20),
+              offset: Offset(0, -30),
               child: ScanButton(),
             ),
           ),
diff --git a/lib/screen/koleksi_screen.dart b/lib/screen/koleksi_screen.dart
index e044652..5d41cac 100644
--- a/lib/screen/koleksi_screen.dart
+++ b/lib/screen/koleksi_screen.dart
@@ -153,7 +153,7 @@ class _KoleksiScreenState extends State<KoleksiScreen> {
           ),
           Positioned(bottom: 0, left: 0, right: 0, child: MainMenu()),
           Positioned(
-            bottom: bottomPadding * 32,
+            bottom: bottomPadding * 98,
             left: (screenWidth - buttonScanSize) / 2,
             child: Transform.translate(
               offset: Offset(0, -20),
diff --git a/lib/screen/pustaka_screen.dart b/lib/screen/pustaka_screen.dart
index aaee48a..210d068 100644
--- a/lib/screen/pustaka_screen.dart
+++ b/lib/screen/pustaka_screen.dart
@@ -293,7 +293,7 @@ class _PustakaScreenState extends State<PustakaScreen> {
             ],
           ),
           Positioned(
-            bottom: bottomPadding * 32,
+            bottom: bottomPadding * 98,
             left: (screenWidth - buttonScanSize) / 2,
             child: Transform.translate(
               offset: Offset(0, -20),
diff --git a/lib/screen/saya/profile_screen.dart b/lib/screen/saya/profile_screen.dart
index 8db91f4..0fc53fd 100644
--- a/lib/screen/saya/profile_screen.dart
+++ b/lib/screen/saya/profile_screen.dart
@@ -344,7 +344,7 @@ class _ProfileScreenState extends State<ProfileScreen> {
           ),
           Positioned(bottom: 0, left: 0, right: 0, child: MainMenu()),
           Positioned(
-            bottom: bottomPadding * 32,
+            bottom: bottomPadding * 98,
             left: (screenWidth - buttonScanSize) / 2,
             child: Transform.translate(
               offset: Offset(0, -20),