diff --git a/inventory-web/index.html b/inventory-web/index.html
index 62aed23..ce6dbe5 100644
--- a/inventory-web/index.html
+++ b/inventory-web/index.html
@@ -36,27 +36,41 @@
     box-shadow: 0 4px 12px rgba(64, 158, 255, 0.4) !important;
   }
 
+  /* 变成"独立悬浮窗口" */
   #dify-chatbot-bubble-window {
-    width: 28rem !important;
-    height: 42rem !important;
+    /* 👇 解除原本锁定在右下角的限制，将其定位在屏幕中间偏左上 */
+    top: 15vh !important;
+    left: 20vw !important;
+    bottom: auto !important;
+    right: auto !important;
+
+    /* 设置初始宽高为半个屏幕左右 */
+    width: 60vw !important;
+    height: 70vh !important;
+
     border-radius: 12px !important;
-    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12) !important;
+    box-shadow: 0 12px 48px rgba(0, 0, 0, 0.2) !important; /* 增加超大弥散阴影，浮现感更强 */
 
-    /* 👇 核心：开启拖拽改变大小功能 👇 */
+    /* 👇 开启右下角拖拽，并强制留出 16px 的白边给拖拽手柄 */
     resize: both !important;
-    overflow: hidden !important; /* 必须配合 overflow: hidden 才能生效 */
+    overflow: hidden !important;
+    padding-bottom: 16px !important;
+    padding-right: 16px !important;
+    background-color: #ffffff !important;
 
-    /* 防止缩得太小或拉得太大导致页面崩坏 */
-    min-width: 24rem !important;
-    min-height: 35rem !important;
-    max-width: 90vw !important;  /* 最大不超过屏幕宽度的 90% */
-    max-height: 90vh !important; /* 最大不超过屏幕高度的 90% */
+    /* 极限尺寸防崩 */
+    min-width: 300px !important;
+    min-height: 400px !important;
+    max-width: 95vw !important;
+    max-height: 90vh !important;
   }
 
-  /* 确保内部的网页容器 100% 填满外壳，丝滑缩放 */
+  /* 内层 iframe 填满剩余空间，加上圆角更好看 */
   #dify-chatbot-bubble-window iframe {
     width: 100% !important;
     height: 100% !important;
+    border: none !important;
+    border-radius: 8px !important;
   }
 </style>