diff --git a/src/views/portal/case/AICall.vue b/src/views/portal/case/AICall.vue
index 9a54216e..3a0e6db8 100644
--- a/src/views/portal/case/AICall.vue
+++ b/src/views/portal/case/AICall.vue
@@ -42,12 +42,11 @@
         </div>
       </div>
 
-      <!-- <div class="content-wrapper" v-show="isLan">
+      <div class="content-wrapper" v-show="isLan">
         <lan-service-checker :value.sync="isLan" />
       </div>
-       v-show="!isLan" -->
       <!-- 内容区域 -->
-      <div class="content-wrapper">
+      <div class="content-wrapper" v-show="!isLan">
         <div
           class="welcome-message"
           ref="messageContainer"
@@ -230,8 +229,26 @@ export default {
             const deltaX = event.clientX - startX;
             const deltaY = event.clientY - startY;
 
-            dialogEl.style.left = startLeft + deltaX + "px";
-            dialogEl.style.top = startTop + deltaY + "px";
+            // 计算新位置
+            let newLeft = startLeft + deltaX;
+            let newTop = startTop + deltaY;
+
+            // 获取对话框尺寸
+            const dialogWidth = dialogEl.offsetWidth;
+            const dialogHeight = dialogEl.offsetHeight;
+
+            // 限制拖拽范围在浏览器可视区域内
+            // 左边界
+            newLeft = Math.max(-500, newLeft);
+            // 右边界
+            newLeft = Math.min(window.innerWidth - dialogWidth, newLeft);
+            // 上边界
+            newTop = Math.max(0, newTop);
+            // 下边界 (确保标题栏始终可见，标题栏高度约为80px)
+            newTop = Math.min(window.innerHeight - 80, newTop);
+
+            dialogEl.style.left = newLeft + "px";
+            dialogEl.style.top = newTop + "px";
           };
 
           const stopDrag = () => {