diff --git a/face_rec.py b/face_rec.py
index 112226d..b6232e6 100644
--- a/face_rec.py
+++ b/face_rec.py
@@ -18,10 +18,44 @@ import queue
 from compreface import CompreFace
 from compreface.service import RecognitionService, DetectionService
 
+# 隐藏鼠标光标（Linux/GDK）
+def hide_cursor():
+    """隐藏鼠标光标"""
+    try:
+        import ctypes
+        from ctypes import cdll
+        
+        libgdk = cdll.LoadLibrary('libgdk-3.so.0')
+        libgtk = cdll.LoadLibrary('libgtk-3.so.0')
+        
+        # 初始化 GTK
+        libgtk.gtk_init_none()
+        
+        # 获取默认显示
+        display = libgdk.gdk_display_get_default()
+        
+        # 创建空白光标（GDK_BLANK_CURSOR = -2）
+        cursor = libgdk.gdk_cursor_new_for_display(display, -2)
+        
+        # 获取默认屏幕和根窗口
+        screen = libgdk.gdk_display_get_default_screen(display)
+        root = libgdk.gdk_screen_get_root_window(screen)
+        
+        # 设置光标
+        libgdk.gdk_window_set_cursor(root, cursor)
+        libgdk.gdk_display_flush(display)
+        
+        print("Cursor hidden via GDK")
+    except Exception as e:
+        print(f"Hide cursor error: {e}")
+
 
 class FaceRecognitionSystem:
     def __init__(self, config_path: str = "config.yaml"):
         """初始化人脸识别系统"""
+        # 先隐藏鼠标光标（在任何窗口创建之前）
+        hide_cursor()
+        
         # 加载配置
         with open(config_path, 'r', encoding='utf-8') as f:
             self.config = yaml.safe_load(f)