diff --git a/pages_tool/ai-chat/ai-chat-message.vue b/pages_tool/ai-chat/ai-chat-message.vue
index 2087398..47f99d5 100644
--- a/pages_tool/ai-chat/ai-chat-message.vue
+++ b/pages_tool/ai-chat/ai-chat-message.vue
@@ -2382,18 +2382,18 @@ $radius-lg: 36rpx;
         }
       }
       
-      /* 发送按钮 */
+      /* 发送按钮 - 微信聊天样式 */
       .send-btn {
-        width: 72rpx;
+        width: 120rpx;
         height: 72rpx;
-        border-radius: 50%;
+        border-radius: 12rpx;
         background-color: #07c160;
         margin-left: 12rpx;
         display: flex;
         align-items: center;
         justify-content: center;
         color: white;
-        font-size: 26rpx;
+        font-size: 28rpx;
         font-weight: 500;
         border: none;
         text-align: center;
@@ -2401,7 +2401,7 @@ $radius-lg: 36rpx;
         line-height: 1;
         
         &.disabled {
-          background-color: #ccc;
+          background-color: #ccc; 
           opacity: 0.7;
         }
       }
@@ -2416,12 +2416,24 @@ $radius-lg: 36rpx;
       }
       
       .send-btn {
-        width: 90rpx;
-        height: 90rpx;
+        width: 120rpx;
+        height: 72rpx;
+        border-radius: 12rpx;
+        font-size: 28rpx;
         margin-top: 0rpx;
         margin-bottom: 0rpx;
       }
       /* #endif */
+      
+      /* H5专属样式：发送按钮为微信聊天样式 */
+      /* #ifdef H5 */
+      .send-btn {
+        width: 120rpx;
+        height: 72rpx;
+        border-radius: 12rpx;
+        font-size: 28rpx;
+      }
+      /* #endif */
     }
   }
 
@@ -3211,10 +3223,10 @@ $radius-lg: 36rpx;
         }
         
         .send-btn {
-          width: 80rpx;
-          height: 80rpx;
-          font-size: 26rpx;
-          border-radius: 50%;
+          width: 120rpx;
+          height: 72rpx;
+          border-radius: 12rpx;
+          font-size: 28rpx;
         }
       }
     }