Update default location to Thrissur and remove Whitefield, Bengaluru

lib/screens/learn_more_screen.dart

@@ -23,7 +23,8 @@ import '../core/analytics/posthog_service.dart';
 class LearnMoreScreen extends StatefulWidget {
   final int eventId;
   final EventModel? initialEvent;
-  const LearnMoreScreen({Key? key, required this.eventId, this.initialEvent}) : super(key: key);
+  final String? heroTag;
+  const LearnMoreScreen({Key? key, required this.eventId, this.initialEvent, this.heroTag}) : super(key: key);
 
   @override
   State<LearnMoreScreen> createState() => _LearnMoreScreenState();
@@ -301,7 +302,7 @@ class _LearnMoreScreenState extends State<LearnMoreScreen> with SingleTickerProv
     final mediaQuery = MediaQuery.of(context);
     final screenWidth = mediaQuery.size.width;
     final screenHeight = mediaQuery.size.height;
-    final imageHeight = screenHeight * 0.45;
+    final imageHeight = screenHeight * 0.52;
     final topPadding = mediaQuery.padding.top;
 
     // ── DESKTOP layout ──────────────────────────────────────────────────
@@ -891,12 +892,12 @@ class _LearnMoreScreenState extends State<LearnMoreScreen> with SingleTickerProv
           // ---- Foreground image with rounded corners ----
           if (images.isNotEmpty)
             Positioned(
-              top: topPad + 56, // below the icon row
+              top: topPad + 70, // safely below the icon row
               left: 20,
               right: 20,
-              bottom: 16,
+              bottom: 40, // clear from the bottom card's -28 overlap
               child: Hero(
-                tag: 'event-hero-${widget.eventId}',
+                tag: widget.heroTag ?? 'event-hero-${widget.eventId}',
                 child: ClipRRect(
                   borderRadius: BorderRadius.circular(20),
                   child: PageView.builder(
@@ -926,10 +927,10 @@ class _LearnMoreScreenState extends State<LearnMoreScreen> with SingleTickerProv
           // ---- No-image placeholder ----
           if (images.isEmpty)
             Positioned(
-              top: topPad + 56,
+              top: topPad + 70,
               left: 20,
               right: 20,
-              bottom: 16,
+              bottom: 40,
               child: Container(
                 decoration: BoxDecoration(
                   color: Colors.white.withOpacity(0.15),