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lib/features/user/presentation/screens/user_home_screen.dart

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+import 'package:flutter/material.dart';
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:gap/gap.dart';
+
+import '../../../../core/utils/extensions.dart';
+import '../../../../shared/providers/auth_provider.dart';
+
+class UserHomeScreen extends ConsumerWidget {
+  const UserHomeScreen({super.key});
+
+  @override
+  Widget build(BuildContext context, WidgetRef ref) {
+    final authState = ref.watch(authStateProvider);
+
+    return SingleChildScrollView(
+      padding: const EdgeInsets.all(24),
+      child: Column(
+        crossAxisAlignment: CrossAxisAlignment.start,
+        children: [
+          // 환영 메시지
+          authState.when(
+            data: (user) => Text(
+              '안녕하세요, ${user?.name ?? '사용자'}님!',
+              style: context.textTheme.headlineMedium?.copyWith(
+                fontWeight: FontWeight.bold,
+              ),
+            ),
+            loading: () => const SizedBox.shrink(),
+            error: (_, __) => const SizedBox.shrink(),
+          ),
+          const Gap(8),
+          Text(
+            '오늘의 요약을 확인하세요',
+            style: context.textTheme.bodyLarge?.copyWith(
+              color: context.colorScheme.onSurfaceVariant,
+            ),
+          ),
+          const Gap(24),
+
+          // 요약 카드 그리드
+          LayoutBuilder(
+            builder: (context, constraints) {
+              final crossAxisCount = context.isDesktop
+                  ? 4
+                  : context.isTablet
+                      ? 2
+                      : 1;
+              return GridView.count(
+                crossAxisCount: crossAxisCount,
+                shrinkWrap: true,
+                physics: const NeverScrollableScrollPhysics(),
+                mainAxisSpacing: 16,
+                crossAxisSpacing: 16,
+                childAspectRatio: 1.8,
+                children: const [
+                  _SummaryCard(
+                    title: '진행중 작업',
+                    value: '12',
+                    icon: Icons.pending_actions,
+                    color: Colors.blue,
+                  ),
+                  _SummaryCard(
+                    title: '완료된 작업',
+                    value: '48',
+                    icon: Icons.check_circle_outline,
+                    color: Colors.green,
+                  ),
+                  _SummaryCard(
+                    title: '알림',
+                    value: '3',
+                    icon: Icons.notifications_outlined,
+                    color: Colors.orange,
+                  ),
+                  _SummaryCard(
+                    title: '메시지',
+                    value: '7',
+                    icon: Icons.mail_outlined,
+                    color: Colors.purple,
+                  ),
+                ],
+              );
+            },
+          ),
+          const Gap(24),
+
+          // 최근 활동
+          Text(
+            '최근 활동',
+            style: context.textTheme.titleLarge?.copyWith(
+              fontWeight: FontWeight.bold,
+            ),
+          ),
+          const Gap(16),
+          Card(
+            child: ListView.separated(
+              shrinkWrap: true,
+              physics: const NeverScrollableScrollPhysics(),
+              itemCount: 5,
+              separatorBuilder: (_, __) => const Divider(height: 1),
+              itemBuilder: (context, index) => ListTile(
+                leading: CircleAvatar(
+                  backgroundColor:
+                      context.colorScheme.primaryContainer,
+                  child: Icon(
+                    Icons.task_alt,
+                    color: context.colorScheme.primary,
+                  ),
+                ),
+                title: Text('활동 항목 ${index + 1}'),
+                subtitle: Text('${index + 1}시간 전'),
+                trailing: const Icon(Icons.chevron_right),
+              ),
+            ),
+          ),
+        ],
+      ),
+    );
+  }
+}
+
+class _SummaryCard extends StatelessWidget {
+  const _SummaryCard({
+    required this.title,
+    required this.value,
+    required this.icon,
+    required this.color,
+  });
+
+  final String title;
+  final String value;
+  final IconData icon;
+  final Color color;
+
+  @override
+  Widget build(BuildContext context) {
+    return Card(
+      child: Padding(
+        padding: const EdgeInsets.all(20),
+        child: Column(
+          crossAxisAlignment: CrossAxisAlignment.start,
+          mainAxisAlignment: MainAxisAlignment.spaceBetween,
+          children: [
+            Row(
+              mainAxisAlignment: MainAxisAlignment.spaceBetween,
+              children: [
+                Text(
+                  title,
+                  style: Theme.of(context).textTheme.bodyMedium?.copyWith(
+                        color: Theme.of(context).colorScheme.onSurfaceVariant,
+                      ),
+                ),
+                Icon(icon, color: color, size: 24),
+              ],
+            ),
+            Text(
+              value,
+              style: Theme.of(context).textTheme.headlineMedium?.copyWith(
+                    fontWeight: FontWeight.bold,
+                  ),
+            ),
+          ],
+        ),
+      ),
+    );
+  }
+}