diff --git a/apps/lib/shared/widgets/error_retry_surface.dart b/apps/lib/shared/widgets/error_retry_surface.dart
new file mode 100644
index 0000000..afee67c
--- /dev/null
+++ b/apps/lib/shared/widgets/error_retry_surface.dart
@@ -0,0 +1,39 @@
+import 'package:flutter/material.dart';
+
+import '../../core/theme/design_tokens.dart';
+import 'app_button.dart';
+
+class ErrorRetrySurface extends StatelessWidget {
+  const ErrorRetrySurface({
+    super.key,
+    required this.message,
+    required this.onRetry,
+    this.horizontalPadding = AppSpacing.xl,
+  });
+
+  final String message;
+  final VoidCallback onRetry;
+  final double horizontalPadding;
+
+  @override
+  Widget build(BuildContext context) {
+    return Center(
+      child: Padding(
+        padding: EdgeInsets.symmetric(horizontal: horizontalPadding),
+        child: Column(
+          mainAxisSize: MainAxisSize.min,
+          crossAxisAlignment: CrossAxisAlignment.center,
+          children: [
+            Text(
+              message,
+              textAlign: TextAlign.center,
+              style: const TextStyle(color: AppColors.red500),
+            ),
+            const SizedBox(height: AppSpacing.md),
+            AppButton(text: '重试', onPressed: onRetry),
+          ],
+        ),
+      ),
+    );
+  }
+}
diff --git a/apps/lib/shared/widgets/full_screen_loading.dart b/apps/lib/shared/widgets/full_screen_loading.dart
new file mode 100644
index 0000000..df8391a
--- /dev/null
+++ b/apps/lib/shared/widgets/full_screen_loading.dart
@@ -0,0 +1,18 @@
+import 'package:flutter/material.dart';
+
+import 'app_loading_indicator.dart';
+
+class FullScreenLoading extends StatelessWidget {
+  const FullScreenLoading({super.key, this.safeArea = false});
+
+  final bool safeArea;
+
+  @override
+  Widget build(BuildContext context) {
+    final content = const Center(child: AppLoadingIndicator(size: 22));
+    if (!safeArea) {
+      return content;
+    }
+    return const SafeArea(child: Center(child: AppLoadingIndicator(size: 22)));
+  }
+}