Major UI/UX and architecture improvements

- Implemented new navigation system with NavigationProvider and route management
- Added adaptive theme system with ThemeProvider for better theme handling
- Introduced glassmorphism design elements (app bars, scaffolds, cards)
- Added advanced animations (spring animations, page transitions, staggered lists)
- Implemented performance optimizations (memory manager, lazy loading)
- Refactored Analysis screen into modular components
- Added floating navigation bar with haptic feedback
- Improved subscription cards with swipe actions
- Enhanced skeleton loading with better animations
- Added cached network image support
- Improved overall app architecture and code organization

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

lib/widgets/analysis/analysis_badge.dart

@@ -0,0 +1,83 @@
+import 'package:flutter/material.dart';
+import 'package:fl_chart/fl_chart.dart';
+import '../../models/subscription_model.dart';
+import '../../services/currency_util.dart';
+
+/// 파이 차트에서 선택된 섹션에 표시되는 배지 위젯
+class AnalysisBadge extends StatelessWidget {
+  final double size;
+  final Color borderColor;
+  final SubscriptionModel subscription;
+
+  const AnalysisBadge({
+    super.key,
+    required this.size,
+    required this.borderColor,
+    required this.subscription,
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    return AnimatedContainer(
+      duration: PieChart.defaultDuration,
+      width: size,
+      height: size,
+      decoration: BoxDecoration(
+        color: Colors.white,
+        shape: BoxShape.circle,
+        border: Border.all(
+          color: borderColor,
+          width: 2,
+        ),
+        boxShadow: [
+          BoxShadow(
+            color: Colors.black.withValues(alpha: 0.5),
+            blurRadius: 10,
+            spreadRadius: 2,
+          ),
+        ],
+      ),
+      child: Center(
+        child: Column(
+          mainAxisAlignment: MainAxisAlignment.center,
+          children: [
+            Text(
+              subscription.serviceName.length > 5
+                  ? '${subscription.serviceName.substring(0, 5)}...'
+                  : subscription.serviceName,
+              style: const TextStyle(
+                fontSize: 8,
+                fontWeight: FontWeight.bold,
+                color: Colors.black87,
+              ),
+            ),
+            const SizedBox(height: 2),
+            FutureBuilder<String>(
+              future: CurrencyUtil.formatAmount(
+                subscription.monthlyCost,
+                subscription.currency,
+              ),
+              builder: (context, snapshot) {
+                if (snapshot.hasData) {
+                  final amountText = snapshot.data!;
+                  // 금액이 너무 길면 축약
+                  final displayText = amountText.length > 8
+                      ? amountText.replaceAll('원', '').trim()
+                      : amountText;
+                  return Text(
+                    displayText,
+                    style: const TextStyle(
+                      fontSize: 7,
+                      color: Colors.black54,
+                    ),
+                  );
+                }
+                return const SizedBox();
+              },
+            ),
+          ],
+        ),
+      ),
+    );
+  }
+}