Theme Mode-System Default, Minor Changes & Logout Button #1

lib/features/fund_transfer/screens/transaction_success_screen.dart

@@ -91,15 +91,15 @@ class _TransactionSuccessScreen extends State<TransactionSuccessScreen> {
                       child: OutlinedButton.icon(
                         onPressed: _shareScreenshot,
                         icon: const Icon(Icons.share, size: 18),
-                        label: Text(AppLocalizations.of(context).share),
+                        label: Text(AppLocalizations.of(context).share,
+                        style: TextStyle(color: Theme.of(context).colorScheme.onPrimaryContainer),
+                        ),
                         style: ElevatedButton.styleFrom(
                           shape: const StadiumBorder(),
                           padding: const EdgeInsets.symmetric(vertical: 16),
-                          backgroundColor:
+                          backgroundColor: Theme.of(context).primaryColorDark,
+                          foregroundColor:
                               Theme.of(context).scaffoldBackgroundColor,
-                          foregroundColor: Theme.of(context).primaryColorLight,
-                          side: BorderSide(color: Theme.of(context).colorScheme.outline, width: 1),
-                          elevation: 0,
                         ),
                       ),
                     ),