diff --git a/wwwroot/index.ui b/wwwroot/index.ui
index 23f9589..65cd76f 100644
--- a/wwwroot/index.ui
+++ b/wwwroot/index.ui
@@ -140,11 +140,38 @@
             ]
         },
         {
-            "widgettype": "Text",
+            "widgettype": "HBox",
             "options": {
-                "text": "© 2026 RAG Server",
-                "css": "rag-bottom"
-            }
+                "css": "rag-bottom",
+                "justifyContent": "center",
+                "alignItems": "center",
+                "spacing": "8px",
+                "padding": "8px 16px"
+            },
+            "subwidgets": [
+                {
+                    "widgettype": "Text",
+                    "options": {
+                        "text": "© 2026 开元云(北京)科技有限公司",
+                        "css": "rag-bottom-text"
+                    }
+                },
+                {
+                    "widgettype": "Text",
+                    "options": {
+                        "text": "京ICP备2022001945号-2",
+                        "css": "rag-bottom-icp"
+                    },
+                    "binds": [
+                        {
+                            "wid": "self",
+                            "event": "click",
+                            "actiontype": "script",
+                            "script": "window.open('https://beian.miit.gov.cn/#/Integrated/index','_blank');"
+                        }
+                    ]
+                }
+            ]
         }
     ]
 }
diff --git a/wwwroot/shell_theme.css b/wwwroot/shell_theme.css
index 601510e..ea731b3 100644
--- a/wwwroot/shell_theme.css
+++ b/wwwroot/shell_theme.css
@@ -16,4 +16,7 @@ html, body { margin:0; padding:0; height:100%; overflow:hidden; }
 .rag-content { flex:1; overflow:auto; padding:0; }
 
 /* Bottom */
-.rag-bottom { flex-shrink:0; padding:8px 16px; text-align:center; font-size:12px; color:#888; background:#1a1a1a; border-top:1px solid #333; }
+.rag-bottom { flex-shrink:0; font-size:12px; color:#888; background:#1a1a1a; border-top:1px solid #333; }
+.rag-bottom-text { color:#888; }
+.rag-bottom-icp { color:#666; cursor:pointer; }
+.rag-bottom-icp:hover { color:#aaa; }