diff --git a/deploy/nginx-jiu.conf b/deploy/nginx-jiu.conf
index 3ec4f6c..07105c3 100644
--- a/deploy/nginx-jiu.conf
+++ b/deploy/nginx-jiu.conf
@@ -47,6 +47,12 @@ server {
         expires 0;
     }
 
+    # 公开商品详情页（扫码跳转）→ 交给 Flutter Web 路由处理
+    location ~ ^/product/ {
+        root /opt/jiu/web;
+        try_files $uri /app/index.html;
+    }
+
     # 扫码页（/scan/<id> → scan.html，JS 从 URL 读取 id）
     location /scan/ {
         root /opt/jiu/marketing;