diff --git a/components/qwen-camera-widget.tsx b/components/qwen-camera-widget.tsx
index 72fd1bde8..ec5a889f5 100644
--- a/components/qwen-camera-widget.tsx
+++ b/components/qwen-camera-widget.tsx
@@ -178,8 +178,8 @@ export function QwenCameraWidget({
     sceneRef.current = scene;
     
     // 相机
-    const camera = new THREE.PerspectiveCamera(45, width / height, 0.1, 1000);
-    camera.position.set(4, 3.5, 4);
+    const camera = new THREE.PerspectiveCamera(50, width / height, 0.1, 1000);
+    camera.position.set(4.5, 4, 4.5);
     camera.lookAt(0, 0.3, 0);
     cameraRef.current = camera;
     
@@ -330,11 +330,26 @@ export function QwenCameraWidget({
     };
     animate();
     
+    // 监听容器大小变化
+    const resizeObserver = new ResizeObserver((entries) => {
+      for (const entry of entries) {
+        const { width, height } = entry.contentRect;
+        if (width && height && cameraRef.current && rendererRef.current) {
+          cameraRef.current.aspect = width / height;
+          cameraRef.current.updateProjectionMatrix();
+          rendererRef.current.setSize(width, height);
+        }
+      }
+    });
+    
+    resizeObserver.observe(container);
+
     // 清理
     return () => {
       if (animationIdRef.current) {
         cancelAnimationFrame(animationIdRef.current);
       }
+      resizeObserver.disconnect();
       renderer.dispose();
       scene.clear();
     };