diff --git a/src/Notes-master/res/layout/item_chat_msg.xml b/src/Notes-master/res/layout/item_chat_msg.xml
new file mode 100644
index 0000000..febe92f
--- /dev/null
+++ b/src/Notes-master/res/layout/item_chat_msg.xml
@@ -0,0 +1,47 @@
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:orientation="vertical"
+    android:padding="8dp">
+
+    <!-- 1. 消息容器 -->
+    <RelativeLayout
+        android:id="@+id/rl_msg_container"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content">
+
+        <!-- 左侧气泡容器 (AI & Reminder) -->
+        <LinearLayout
+            android:id="@+id/ll_left_layout"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_alignParentLeft="true"
+            android:layout_marginRight="60dp">
+            <TextView
+                android:id="@+id/tv_msg_left"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:background="@drawable/bg_bubble_ai"
+                android:padding="12dp"
+                android:textColor="#000000"
+                android:textSize="16sp" />
+        </LinearLayout>
+
+        <!-- 右侧气泡容器 (User) -->
+        <LinearLayout
+            android:id="@+id/ll_right_layout"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_alignParentRight="true"
+            android:layout_marginLeft="60dp">
+            <TextView
+                android:id="@+id/tv_msg_right"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:background="@drawable/bg_bubble_user"
+                android:padding="12dp"
+                android:textColor="#000000"
+                android:textSize="16sp" />
+        </LinearLayout>
+    </RelativeLayout>
+</LinearLayout>
\ No newline at end of file