feat(app): responsive asset detail layout, full width chart, reactive hero header, shimmer loaders and enriched fundamentals

FinlyticApp/lib/features/asset_detail/views/tabs/trades_tab.dart

@@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import '../../../../core/theme/app_theme.dart';
 import '../../../../core/widgets/glass_container.dart';
+import '../../../../core/widgets/shimmer_loading.dart';
 import '../../../../core/widgets/status_badge.dart';
 import 'package:finlytic_app/features/trades/models/trade_model.dart';
 
@@ -553,7 +554,7 @@ class _TradesTabState extends State<TradesTab> {
               const SizedBox(height: 20),
 
               if (state is AssetTradesLoading)
-                Center(child: Padding(padding: const EdgeInsets.all(32), child: CircularProgressIndicator(color: AppTheme.primaryEmerald)))
+                _buildTradesShimmer(context)
               else if (state is AssetTradesError)
                 GlassContainer(
                   padding: const EdgeInsets.all(16),
@@ -583,6 +584,20 @@ class _TradesTabState extends State<TradesTab> {
     );
   }
 
+  Widget _buildTradesShimmer(BuildContext context) {
+    return Column(
+      crossAxisAlignment: CrossAxisAlignment.start,
+      children: [
+        const ShimmerLoading(width: 260, height: 20, borderRadius: 6),
+        const SizedBox(height: 12),
+        for (int i = 0; i < 3; i++) ...[
+          const ShimmerLoading(width: double.infinity, height: 105, borderRadius: 14),
+          const SizedBox(height: 12),
+        ],
+      ],
+    );
+  }
+
   Widget _buildTradeList(String title, List<TradeModel> trades) {
     return Column(
       crossAxisAlignment: CrossAxisAlignment.start,
@@ -649,7 +664,7 @@ class _TradesTabState extends State<TradesTab> {
         child: Column(
           crossAxisAlignment: CrossAxisAlignment.start,
           children: [
-            // Header Row: Side, Status, Instrument, Action Buttons
+            // Header Row: Side, Status, Instrument, Action Buttons cv
             Row(
               mainAxisAlignment: MainAxisAlignment.spaceBetween,
               children: [