* Task/Ticket desktop dialogs — widened from 520 → 600dp, and tasks now uses SizedBox(width: 600) instead of ConstrainedBox(maxWidth:) which was the root cause of the "still small" issue (max-only never forced expansion)

* Pass Slip + Leave — both dialogs gained an isSheet flag; callers now branch on AppBreakpoints.tablet: bottom sheet on mobile, dialog on desktop

lib/providers/workforce_provider.dart

@@ -1,6 +1,8 @@
 import 'dart:async';
+import 'dart:convert';
 
 import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:shared_preferences/shared_preferences.dart';
 import 'package:supabase_flutter/supabase_flutter.dart';
 
 import '../brick/cache_helpers.dart';
@@ -12,16 +14,37 @@ import 'supabase_provider.dart';
 import 'stream_recovery.dart';
 import 'realtime_controller.dart';
 
+const _kGeofenceCacheKey = 'geofence_cache_v1';
+
 final geofenceProvider = FutureProvider<GeofenceConfig?>((ref) async {
   final client = ref.watch(supabaseClientProvider);
-  final data = await client
-      .from('app_settings')
-      .select()
-      .eq('key', 'geofence')
-      .maybeSingle();
-  if (data == null) return null;
-  final setting = AppSetting.fromMap(data);
-  return GeofenceConfig.fromJson(setting.value);
+  try {
+    final data = await client
+        .from('app_settings')
+        .select()
+        .eq('key', 'geofence')
+        .maybeSingle();
+    final prefs = await SharedPreferences.getInstance();
+    if (data == null) {
+      await prefs.setString(_kGeofenceCacheKey, 'null');
+      return null;
+    }
+    final setting = AppSetting.fromMap(data);
+    await prefs.setString(_kGeofenceCacheKey, jsonEncode(setting.value));
+    return GeofenceConfig.fromJson(setting.value);
+  } catch (_) {
+    // Offline / network failure — fall back to cached config so geofence
+    // validation still runs during offline check-in.
+    try {
+      final prefs = await SharedPreferences.getInstance();
+      final raw = prefs.getString(_kGeofenceCacheKey);
+      if (raw == null || raw == 'null') return null;
+      final json = jsonDecode(raw) as Map<String, dynamic>;
+      return GeofenceConfig.fromJson(json);
+    } catch (_) {
+      return null;
+    }
+  }
 });
 
 /// Toggle to show/hide past schedules. Defaults to false (hide past).