feat: update UI theme and improve subscription data fetching and display logic

lib/screens/loyalty_dashboard.dart

@@ -40,28 +40,10 @@ class _LoyaltyDashboardState extends State<LoyaltyDashboard> {
       final rawSubs = results[1] as List<dynamic>;
       final cms = results[2] as Map<String, dynamic>;
 
-      final List<dynamic> cards = [];
-      final List<dynamic> subs = [...rawSubs];
-
-      for (var card in rawCards) {
-        final progName = (card['program_id']?[1] as String? ?? '').toLowerCase();
-        final isSub = progName.contains('subscription') ||
-            card['subscription_start_date'] != null ||
-            card['subscription_end_date'] != null;
-        if (isSub) {
-          final code = card['code'];
-          if (!subs.any((s) => s['code'] == code)) {
-            subs.add(card);
-          }
-        } else {
-          cards.add(card);
-        }
-      }
-
       if (mounted) {
         setState(() {
-          _loyaltyCards = cards;
+          _loyaltyCards = rawCards;
-          _subscriptions = subs;
+          _subscriptions = rawSubs;
           _carouselSlides = (cms['carousel'] as List<dynamic>?) ?? [];
           _promos = (cms['promos'] as List<dynamic>?) ?? [];
           _isLoading = false;

lib/screens/main_shell.dart

@@ -185,10 +185,23 @@ class _MainShellState extends State<MainShell> {
               const SizedBox(width: 4),
             ],
           ),
-          body: IndexedStack(
+          body: Container(
+            decoration: BoxDecoration(
+              gradient: LinearGradient(
+                begin: Alignment.topCenter,
+                end: Alignment.bottomCenter,
+                colors: [
+                  colorScheme.surfaceContainerLowest,
+                  colorScheme.surface,
+                  const Color(0xFFF3EAD3), // Warm traditional restaurant sand/cream
+                ],
+              ),
+            ),
+            child: IndexedStack(
               index: _currentIndex,
               children: _pages,
             ),
+          ),
           bottomNavigationBar: NavigationBar(
             selectedIndex: _currentIndex,
             onDestinationSelected: (index) {

lib/services/odoo_service.dart

@@ -48,9 +48,18 @@ class OdooService {
         [
           ['partner_id', '=', partnerId],
           ['program_id.program_type', '=', 'loyalty'],
+          ['program_id.active', '=', true],
         ],
       ],
-      'kwargs': {'fields': ['points', 'program_id', 'code']}
+      'kwargs': {
+        'fields': [
+          'points',
+          'program_id',
+          'code',
+          'subscription_start_date',
+          'subscription_end_date',
+        ]
+      }
     }) as List<dynamic>;
   }
 
@@ -65,10 +74,12 @@ class OdooService {
         [
           ['partner_id', '=', partnerId],
           ['program_id.program_type', '=', 'subscription'],
+          ['program_id.active', '=', true],
         ],
       ],
       'kwargs': {
         'fields': [
+          'points',
           'program_id',
           'code',
           'subscription_start_date',

lib/widgets/subscription_list_widget.dart

@@ -187,11 +187,12 @@ class _SubscriptionCard extends StatelessWidget {
                       ),
                     ],
                   ),
+                  if (sub['points'] != null)
                     Column(
                       crossAxisAlignment: CrossAxisAlignment.end,
                       children: [
                         Text(
-                        'Validity Period',
+                          'Claim Balance',
                           style: theme.textTheme.bodySmall?.copyWith(
                                 color: colorScheme.onSurfaceVariant,
                                 fontSize: 10,
@@ -199,7 +200,54 @@ class _SubscriptionCard extends StatelessWidget {
                         ),
                         const SizedBox(height: 2),
                         Text(
-                        '$startDate - $endDate',
+                          '${(sub['points'] as num).toDouble() % 1 == 0 ? (sub['points'] as num).toInt() : sub['points']} Claims',
+                          style: theme.textTheme.bodyMedium?.copyWith(
+                                color: colorScheme.primary,
+                                fontWeight: FontWeight.bold,
+                              ),
+                        ),
+                      ],
+                    ),
+                ],
+              ),
+              if (sub['subscription_start_date'] != null && sub['subscription_start_date'] != false) ...[
+                const SizedBox(height: 12),
+                Row(
+                  mainAxisAlignment: MainAxisAlignment.spaceBetween,
+                  children: [
+                    Column(
+                      crossAxisAlignment: CrossAxisAlignment.start,
+                      children: [
+                        Text(
+                          'Valid From',
+                          style: theme.textTheme.bodySmall?.copyWith(
+                                color: colorScheme.onSurfaceVariant,
+                                fontSize: 10,
+                              ),
+                        ),
+                        const SizedBox(height: 2),
+                        Text(
+                          startDate,
+                          style: theme.textTheme.bodyMedium?.copyWith(
+                                color: colorScheme.onSurface,
+                                fontWeight: FontWeight.w600,
+                              ),
+                        ),
+                      ],
+                    ),
+                    Column(
+                      crossAxisAlignment: CrossAxisAlignment.end,
+                      children: [
+                        Text(
+                          'Expires On',
+                          style: theme.textTheme.bodySmall?.copyWith(
+                                color: colorScheme.onSurfaceVariant,
+                                fontSize: 10,
+                              ),
+                        ),
+                        const SizedBox(height: 2),
+                        Text(
+                          endDate,
                           style: theme.textTheme.bodyMedium?.copyWith(
                                 color: colorScheme.onSurface,
                                 fontWeight: FontWeight.w600,
@@ -210,6 +258,7 @@ class _SubscriptionCard extends StatelessWidget {
                   ],
                 ),
               ],
+            ],
           ),
         ),
       ),