diff --git a/data/categories.json b/data/categories.json
index 974efe1..b74145d 100644
--- a/data/categories.json
+++ b/data/categories.json
@@ -2540,6 +2540,30 @@
             "description": "续航里程",
             "required": false,
             "input_style": "normal"
+          },
+          {
+            "key": "folded_dimensions",
+            "label": "折叠尺寸",
+            "type": "text",
+            "description": "折叠后外形尺寸",
+            "required": false,
+            "input_style": "normal"
+          },
+          {
+            "key": "gait_types",
+            "label": "步态类型",
+            "type": "text",
+            "description": "奔跑、小跑、行走、跳跃等步态",
+            "required": false,
+            "input_style": "normal"
+          },
+          {
+            "key": "torque_weight_ratio",
+            "label": "扭矩重量比",
+            "type": "text",
+            "description": "关节扭矩与自重比（如5N·m/kg）",
+            "required": false,
+            "input_style": "normal"
           }
         ]
       },
@@ -2668,49 +2692,6 @@
             "input_style": "normal"
           }
         ]
-      },
-      {
-        "id": "quadruped",
-        "name": "四足机器人",
-        "icon": "ri-footprint-line",
-        "key_features": [
-          "dof",
-          "max_speed",
-          "payload",
-          "endurance_time"
-        ],
-        "feature_labels": {
-          "dof": "自由度",
-          "max_speed": "最大速度",
-          "payload": "负载",
-          "endurance_time": "续航"
-        },
-        "extra_fields": [
-          {
-            "key": "folded_dimensions",
-            "label": "折叠尺寸",
-            "type": "text",
-            "description": "折叠后外形尺寸",
-            "required": false,
-            "input_style": "normal"
-          },
-          {
-            "key": "gait_types",
-            "label": "步态类型",
-            "type": "text",
-            "description": "奔跑、小跑、行走、跳跃等步态",
-            "required": false,
-            "input_style": "normal"
-          },
-          {
-            "key": "torque_weight_ratio",
-            "label": "扭矩重量比",
-            "type": "text",
-            "description": "关节扭矩与自重比（如5N·m/kg）",
-            "required": false,
-            "input_style": "normal"
-          }
-        ]
       }
     ],
     "fields": [
@@ -3702,6 +3683,6 @@
     ],
     "created_at": "2026-09-14 12:27:43",
     "visible": true,
-    "updated_at": "2026-09-14 12:39:22"
+    "updated_at": "2026-09-14 12:44:21"
   }
 ]
\ No newline at end of file