diff --git a/app/api/scene-fusion/route.ts b/app/api/scene-fusion/route.ts
index edcca08..b03f92e 100644
--- a/app/api/scene-fusion/route.ts
+++ b/app/api/scene-fusion/route.ts
@@ -339,9 +339,15 @@ export async function POST(request: Request) {
     for (let i = 0; i < processedScenes.length; i++) {
       const scene = processedScenes[i];
       
+      console.log(`[SceneFusion] ========== Processing scene ${i + 1}/${processedScenes.length} ==========`);
+      console.log(`[SceneFusion] Scene ID: ${scene.id}`);
+      console.log(`[SceneFusion] Product Image URL: ${productImageUrl.substring(0, 80)}...`);
+      console.log(`[SceneFusion] Scene Image URL: ${scene.imageUrl.substring(0, 80)}...`);
+      console.log(`[SceneFusion] Custom Prompt: ${scene.customPrompt || '(none)'}`);
+      
       // 如果不是第一张图，等待5秒
       if (i > 0) {
-        console.log(`[SceneFusion] Waiting 5 seconds before processing scene ${i + 1}/${processedScenes.length}...`);
+        console.log(`[SceneFusion] Waiting 5 seconds before processing...`);
         await new Promise((resolve) => setTimeout(resolve, 5000));
       }
       
@@ -356,26 +362,23 @@ export async function POST(request: Request) {
           model.modelId
         );
         
-        // 保存到数据库
-        const messageId = `scene-fusion-${Date.now()}-${scene.id}`;
-        const chatId = `scene-fusion-batch-${Date.now()}`;
-        
+        // 保存到数据库（chatId 和 messageId 设为 null，因为场景裂变不关联聊天）
         try {
           await db.insert(generatedImage).values({
             userId: session.user.id,
-            chatId,
-            messageId,
+            chatId: null, // 场景裂变不关联聊天
+            messageId: null, // 场景裂变不关联消息
             thumbnailUrl: result.thumbnail,
             originalUrl: result.original,
             imageSize: "2K",
             prompt: scene.customPrompt 
-              ? `${config.defaultPrompt} ${scene.customPrompt}` 
-              : config.defaultPrompt,
+              ? `[场景裂变] ${config.defaultPrompt} ${scene.customPrompt}` 
+              : `[场景裂变] ${config.defaultPrompt}`,
             modelId: model.modelId,
           });
-          console.log(`[SceneFusion] Saved image to gallery: ${result.original.substring(0, 80)}...`);
+          console.log(`[SceneFusion] ✅ Saved image to gallery: ${result.original.substring(0, 80)}...`);
         } catch (dbError) {
-          console.error("[SceneFusion] Failed to save to gallery:", dbError);
+          console.error("[SceneFusion] ❌ Failed to save to gallery:", dbError);
         }
         
         results.push({
diff --git a/components/scene-fusion-view.tsx b/components/scene-fusion-view.tsx
index 0cfc731..3aca289 100644
--- a/components/scene-fusion-view.tsx
+++ b/components/scene-fusion-view.tsx
@@ -522,14 +522,14 @@ export function SceneFusionView({ onBack }: SceneFusionViewProps) {
                         <div className="w-full h-full flex flex-col items-center justify-center p-0 relative overflow-hidden">
                           {scene.status === 'processing' ? (
                             <>
-                              {/* 背景模糊图 */}
+                              {/* 背景模糊图 - 使用负边距扩展避免黑边 */}
                               <img 
                                 src={scene.image} 
                                 alt="生成中" 
-                                className="w-full h-full object-cover absolute inset-0 blur-md opacity-80" 
+                                className="absolute -inset-4 w-[calc(100%+2rem)] h-[calc(100%+2rem)] object-cover blur-lg opacity-90" 
                               />
-                              {/* 动态遮罩层 */}
-                              <div className="absolute inset-0 bg-black/40" />
+                              {/* 动态遮罩层 - 减轻暗度 */}
+                              <div className="absolute inset-0 bg-black/30" />
                               
                               {/* 动态光效 - 模拟扫描效果 */}
                               <div className="absolute inset-0 bg-[linear-gradient(90deg,transparent,rgba(255,255,255,0.3),transparent)] bg-[length:200%_100%] animate-[shimmer_2s_infinite]" />