fix: expose offline settings

lib/screens/main_screen.dart

@@ -99,6 +99,20 @@ bool shouldRenderMainScreenOffline({
   return providerOffline || (startupOfflineUntilConnected && !hasVisibleConnectedServers);
 }
 
+@visibleForTesting
+List<NavigationTab> mainScreenBottomNavigationTabs({
+  required List<NavigationTab> visibleTabs,
+  required bool isMobile,
+  required bool isOffline,
+  required NavigationTabId currentTab,
+}) {
+  if (!isMobile) return visibleTabs;
+  return visibleTabs.where((tab) {
+    if (tab.id != NavigationTabId.settings) return true;
+    return isOffline || currentTab == NavigationTabId.settings;
+  }).toList();
+}
+
 @visibleForTesting
 bool shouldPassTvosMenuToSystem({
   required bool isAppleTV,
@@ -1494,9 +1508,12 @@ class _MainScreenState extends State<MainScreen>
   }
 
   List<NavigationTab> _getBottomNavigationTabs(BuildContext context) {
-    final tabs = _getVisibleTabs(_isOffline);
-    if (!PlatformDetector.isMobile(context)) return tabs;
-    return tabs.where((tab) => tab.id != NavigationTabId.settings).toList();
+    return mainScreenBottomNavigationTabs(
+      visibleTabs: _getVisibleTabs(_isOffline),
+      isMobile: PlatformDetector.isMobile(context),
+      isOffline: _isOffline,
+      currentTab: _currentTab,
+    );
   }
 
   /// Get the GlobalKey for a given tab.

test/screens/startup_bind_recovery_test.dart

@@ -1,7 +1,10 @@
 import 'package:flutter_test/flutter_test.dart';
 import 'package:plezy/main.dart';
+import 'package:plezy/navigation/navigation_tabs.dart';
 import 'package:plezy/screens/main_screen.dart';
 
+List<NavigationTabId> _ids(List<NavigationTab> tabs) => tabs.map((tab) => tab.id).toList();
+
 void main() {
   group('startup bind recovery', () {
     test('enters offline mode only when initial bind failed with no online servers', () {
@@ -85,4 +88,53 @@ void main() {
       );
     });
   });
+
+  group('main screen bottom navigation tabs', () {
+    test('mobile online hides Settings when another tab is active', () {
+      final tabs = mainScreenBottomNavigationTabs(
+        visibleTabs: allNavigationTabs,
+        isMobile: true,
+        isOffline: false,
+        currentTab: NavigationTabId.discover,
+      );
+
+      expect(_ids(tabs), isNot(contains(NavigationTabId.settings)));
+    });
+
+    test('mobile offline includes Downloads and Settings', () {
+      final offlineTabs = allNavigationTabs
+          .where((tab) => tab.id == NavigationTabId.downloads || tab.id == NavigationTabId.settings)
+          .toList();
+      final tabs = mainScreenBottomNavigationTabs(
+        visibleTabs: offlineTabs,
+        isMobile: true,
+        isOffline: true,
+        currentTab: NavigationTabId.downloads,
+      );
+
+      expect(_ids(tabs), [NavigationTabId.downloads, NavigationTabId.settings]);
+    });
+
+    test('mobile online keeps Settings visible when it is selected', () {
+      final tabs = mainScreenBottomNavigationTabs(
+        visibleTabs: allNavigationTabs,
+        isMobile: true,
+        isOffline: false,
+        currentTab: NavigationTabId.settings,
+      );
+
+      expect(_ids(tabs), contains(NavigationTabId.settings));
+    });
+
+    test('non-mobile returns all visible tabs unchanged', () {
+      final tabs = mainScreenBottomNavigationTabs(
+        visibleTabs: allNavigationTabs,
+        isMobile: false,
+        isOffline: false,
+        currentTab: NavigationTabId.discover,
+      );
+
+      expect(tabs, same(allNavigationTabs));
+    });
+  });
 }