diff --git a/controller/LoginController.py b/controller/LoginController.py
index b048e10..dcf1c0e 100644
--- a/controller/LoginController.py
+++ b/controller/LoginController.py
@@ -1,4 +1,4 @@
-from robyn import jsonify, Response
+from robyn import jsonify, Response, Request
 from app import app
 from datetime import datetime, timedelta
 import uuid
@@ -12,11 +12,34 @@ def generate_token() -> str:
     """生成随机token"""
     return str(uuid.uuid4())
 
+def validate_token(token: str) -> dict:
+    """验证token并返回用户信息"""
+    if not token or token not in TEMP_TOKENS:
+        return None
+    
+    # 检查token是否过期
+    if datetime.now() > TEMP_TOKENS[token]["expires_at"]:
+        del TEMP_TOKENS[token]
+        return None
+    
+    return TEMP_TOKENS[token]["user"]
+
 @app.post("/api/login")
 def login_route(request):
     """登录接口"""
     try:
-        request_data = json.loads(request.body) if request.body else {}
+        # 解析请求数据
+        request_data = {}
+        if request.body:
+            try:
+                request_data = json.loads(request.body)
+            except json.JSONDecodeError:
+                pass
+        
+        # 如果JSON解析失败，尝试从form_data获取
+        if not request_data and hasattr(request, 'form_data'):
+            request_data = getattr(request, 'form_data', {})
+        
         username = request_data.get("username", "").strip()
         password = request_data.get("password", "").strip()
         remember = request_data.get("remember", False)
@@ -83,26 +106,28 @@ def user_info_route(request):
         query_params = getattr(request, 'query_params', {})
         token = query_params.get("token", "")
         
-        # 验证token是否存在
-        if not token or token not in TEMP_TOKENS:
+        # 验证token
+        user = validate_token(token)
+        if not user:
             return Response(
                 status_code=401,
                 description=jsonify({"success": False, "message": "未登录或登录已过期"}),
                 headers={"Content-Type": "application/json; charset=utf-8"}
             )
         
-        # 检查token是否过期
-        if datetime.now() > TEMP_TOKENS[token]["expires_at"]:
-            del TEMP_TOKENS[token]
-            return Response(
-                status_code=401,
-                description=jsonify({"success": False, "message": "登录已过期"}),
-                headers={"Content-Type": "application/json; charset=utf-8"}
-            )
+        # 从数据库获取最新的用户信息
+        username = user["username"]
+        db_user = user_service.get_user_info(username)
+        if db_user:
+            # 更新TEMP_TOKENS中的用户信息
+            TEMP_TOKENS[token]["user"] = db_user
+            user_info = db_user
+        else:
+            user_info = user
         
         return Response(
             status_code=200,
-            description=jsonify({"success": True, "user": TEMP_TOKENS[token]["user"]}),
+            description=jsonify({"success": True, "user": user_info}),
             headers={"Content-Type": "application/json; charset=utf-8"}
         )
     except Exception as e:
@@ -113,140 +138,100 @@ def user_info_route(request):
         )
 
 @app.post("/api/updateAvatar")
-def update_avatar_route(request):
+async def update_avatar_route(request: Request):
     """更新用户头像接口"""
     try:
-        # 打印调试信息
-        print(f"请求类型: {type(request)}")
-        print(f"请求属性: {dir(request)}")
-        
-        # 在Robyn中，文件上传的数据存储在request.files中
-        # 表单字段存储在request.form中
-        form_data = getattr(request, 'form', {})
-        files_data = getattr(request, 'files', {})
-        
-        print(f"表单数据: {form_data}")
-        print(f"文件数据: {files_data}")
-        print(f"表单数据类型: {type(form_data)}")
-        print(f"文件数据类型: {type(files_data)}")
-        
-        # 获取token - 尝试多种方式获取
+        # 从files中获取文件和token
+        avatar_file = request.files.get('avatar') if hasattr(request, 'files') else None
         token = None
         
-        # 方法1: 从form_data中获取
-        if isinstance(form_data, dict) and "token" in form_data:
-            token = form_data["token"]
-            print(f"从form_data获取token: {token}")
-        
-        # 方法2: 如果form_data不是字典，尝试其他方式
-        if not token and hasattr(form_data, 'get'):
-            token = form_data.get("token", "")
-            print(f"通过form_data.get()获取token: {token}")
+        # 从form_data中获取token
+        if hasattr(request, 'form_data'):
+            token = request.form_data.get('token')
+            
+        # 如果files中没有直接找到'avatar'，尝试获取第一个文件
+        if not avatar_file and hasattr(request, 'files') and request.files:
+            first_key = list(request.files.keys())[0]
+            avatar_file = request.files[first_key]
         
-        # 方法3: 尝试从request的属性中直接获取
+        # 如果form_data中没有token，尝试从headers获取
         if not token:
-            # 尝试从request中获取所有可能的属性
-            for attr_name in dir(request):
-                if 'token' in attr_name.lower() or 'form' in attr_name.lower():
-                    try:
-                        attr_value = getattr(request, attr_name)
-                        print(f"request.{attr_name}: {type(attr_value)} = {attr_value}")
-                        
-                        # 如果是字典类型，检查是否包含token
-                        if isinstance(attr_value, dict) and 'token' in attr_value:
-                            token = attr_value['token']
-                            print(f"从request.{attr_name}获取token: {token}")
-                            break
-                    except Exception as e:
-                        print(f"访问request.{attr_name}时出错: {e}")
-        
-        # 方法4: 从查询参数中获取
-        if not token:
-            query_params = getattr(request, 'query_params', {})
-            if isinstance(query_params, dict) and "token" in query_params:
-                token = query_params["token"]
-                print(f"从查询参数获取token: {token}")
-        
-        # 方法5: 从headers中获取
-        if not token:
-            headers = getattr(request, 'headers', {})
-            if isinstance(headers, dict) and "Authorization" in headers:
-                auth_header = headers["Authorization"]
-                if auth_header.startswith("Bearer "):
-                    token = auth_header[7:]
-                    print(f"从Authorization头获取token: {token}")
-        
-        print(f"最终获取的token: {token}")
-        print(f"TEMP_TOKENS中的keys: {list(TEMP_TOKENS.keys())}")
-        
+            headers_dict = {}
+            if hasattr(request, 'headers'):
+                try:
+                    headers_dict = dict(request.headers)
+                except:
+                    pass
+            token = headers_dict.get('Authorization') or headers_dict.get('authorization')
+            
+        # 如果还是没有token，尝试从body中解析
+        if not token and hasattr(request, 'body'):
+            try:
+                body_data = json.loads(request.body)
+                token = body_data.get('token')
+            except:
+                pass
+                
         # 验证token
-        if not token or token not in TEMP_TOKENS:
-            print(f"Token验证失败: {token}")
+        user = validate_token(token)
+        if not user:
             return Response(
                 status_code=401,
                 description=jsonify({"success": False, "message": "未登录或登录已过期"}),
                 headers={"Content-Type": "application/json; charset=utf-8"}
             )
         
-        # 检查token是否过期
-        if datetime.now() > TEMP_TOKENS[token]["expires_at"]:
-            del TEMP_TOKENS[token]
-            print("Token已过期")
+        # 检查文件是否存在
+        if not avatar_file:
             return Response(
-                status_code=401,
-                description=jsonify({"success": False, "message": "登录已过期"}),
+                status_code=400,
+                description=jsonify({"success": False, "message": "未上传头像文件"}),
                 headers={"Content-Type": "application/json; charset=utf-8"}
             )
         
-        # 获取上传的文件
-        avatar_file = files_data.get("avatar") if isinstance(files_data, dict) else None
-        
-        # 如果没有通过"avatar"键获取到文件，尝试直接访问files_data的第一个元素
-        if not avatar_file and isinstance(files_data, dict) and len(files_data) > 0:
-            # 获取第一个文件作为头像文件
-            first_key = list(files_data.keys())[0]
-            avatar_file = files_data[first_key]
-            print(f"通过备用方法获取文件，键名: {first_key}")
-        
-        if not avatar_file:
-            print("未找到avatar文件")
-            print(f"可用的文件键: {list(files_data.keys()) if isinstance(files_data, dict) else '无法获取键列表'}")
+        # 获取文件内容和文件名
+        file_content = None
+        filename = ""
+        
+        # Robyn框架中，files字典的值通常是字节数据
+        if isinstance(avatar_file, bytes):
+            file_content = avatar_file
+            filename = list(request.files.keys())[0] if request.files else "avatar.jpg"
+        elif isinstance(avatar_file, str):
+            filename = avatar_file
+        else:
+            if avatar_file is not None:
+                # 尝试获取文件内容的其他方式
+                if hasattr(avatar_file, 'content'):
+                    file_content = avatar_file.content
+                elif hasattr(avatar_file, 'read'):
+                    file_content = avatar_file.read()
+                filename = getattr(avatar_file, 'filename', 'avatar.jpg')
+        
+        # 如果我们有文件内容，继续处理
+        if not file_content:
             return Response(
                 status_code=400,
-                description=jsonify({"success": False, "message": "未上传头像文件"}),
+                description=jsonify({"success": False, "message": "无法读取文件内容"}),
                 headers={"Content-Type": "application/json; charset=utf-8"}
             )
         
-        print(f"获取的文件: {avatar_file}")
-        print(f"文件属性: {dir(avatar_file) if avatar_file else '无文件'}")
+        # 处理文件名
+        if not filename:
+            filename = "avatar.jpg"
+        
+        file_extension = filename.split('.')[-1] if '.' in filename else 'jpg'
         
-        # 检查文件类型 - 使用多种方法验证
+        # 验证文件类型
         is_valid_image = False
-        file_extension = ""
         
-        # 方法1: 检查content_type
-        content_type = getattr(avatar_file, 'content_type', '')
-        if content_type and content_type.startswith("image/"):
+        # 通过扩展名验证
+        if file_extension.lower() in ['jpg', 'jpeg', 'png', 'gif', 'bmp', 'webp', 'svg']:
             is_valid_image = True
-            print(f"通过content_type验证: {content_type}")
-        
-        # 方法2: 检查文件名和扩展名
-        filename = getattr(avatar_file, 'filename', '')
-        if filename:
-            file_extension = os.path.splitext(filename)[1].lower()
-            valid_extensions = ['.jpg', '.jpeg', '.png', '.gif', '.bmp', '.webp', '.svg']
-            if file_extension in valid_extensions:
-                is_valid_image = True
-                print(f"通过文件扩展名验证: {file_extension}")
-        
-        # 如果两种方法都失败，尝试读取文件头
+        
+        # 如果扩展名验证失败，尝试读取文件头验证
         if not is_valid_image:
             try:
-                # 读取文件前几个字节来检测文件类型
-                file_content = avatar_file.read(1024)
-                avatar_file.seek(0)  # 重置文件指针
-                
-                # 检查常见图片格式的文件头
                 if (file_content.startswith(b'\xFF\xD8\xFF') or  # JPEG
                     file_content.startswith(b'\x89PNG\r\n\x1a\n') or  # PNG
                     file_content.startswith(b'GIF87a') or  # GIF
@@ -254,64 +239,47 @@ def update_avatar_route(request):
                     file_content.startswith(b'BM') or  # BMP
                     file_content.startswith(b'RIFF') and b'WEBP' in file_content[:12]):  # WebP
                     is_valid_image = True
-                    print(f"通过文件头验证成功")
-                else:
-                    print(f"文件头验证失败，文件前16字节: {file_content[:16]}")
-            except Exception as e:
-                print(f"读取文件内容进行验证时出错: {e}")
+            except Exception:
+                pass
         
         if not is_valid_image:
-            print(f"文件类型验证失败 - content_type: {content_type}, filename: {filename}, extension: {file_extension}")
             return Response(
                 status_code=400,
                 description=jsonify({"success": False, "message": f"文件类型必须是图片 (支持的格式: JPG, PNG, GIF, BMP, WebP, SVG)"}),
                 headers={"Content-Type": "application/json; charset=utf-8"}
             )
         
-        # 获取文件内容
-        file_content = avatar_file.file_data
-        print(f"读取的文件大小: {len(file_content)} 字节")
-        
         # 生成唯一的文件名
         import time
         import random
-        filename = getattr(avatar_file, 'filename', '')
-        file_extension = filename.split('.')[-1] if '.' in filename else 'jpg'
         timestamp = int(time.time())
         random_num = random.randint(1000, 9999)
-        username = TEMP_TOKENS[token]["user"]["username"]
+        username = user["username"]
         new_filename = f"{username}_{timestamp}_{random_num}.{file_extension}"
         
-        # 定义文件保存路径
-        avatar_dir = "D:/zhishitupu/MedKG/resource/avatar"
-        file_path = f"{avatar_dir}/{new_filename}"
-        
-        print(f"保存文件到: {file_path}")
+        # 定义文件保存路径（使用相对路径）
+        current_dir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+        avatar_dir = os.path.join(current_dir, "resource", "avatar")
+        file_path = os.path.join(avatar_dir, new_filename)
         
         # 确保目录存在
-        import os
         os.makedirs(avatar_dir, exist_ok=True)
         
         # 保存文件到磁盘
         with open(file_path, "wb") as f:
             f.write(file_content)
         
-        print(f"文件保存成功")
-        
         # 更新用户头像到数据库，存储相对路径
         avatar_relative_path = f"/resource/avatar/{new_filename}"
         success = user_service.update_user_avatar(username, avatar_relative_path)
         
         if not success:
-            print("数据库更新失败")
             return Response(
                 status_code=500,
                 description=jsonify({"success": False, "message": "更新头像失败"}),
                 headers={"Content-Type": "application/json; charset=utf-8"}
             )
         
-        print("数据库更新成功")
-        
         # 更新token中的用户信息
         TEMP_TOKENS[token]["user"]["avatar"] = avatar_relative_path
         
@@ -325,9 +293,6 @@ def update_avatar_route(request):
             headers={"Content-Type": "application/json; charset=utf-8"}
         )
     except Exception as e:
-        print(f"更新头像异常: {str(e)}")
-        import traceback
-        traceback.print_exc()
         return Response(
             status_code=500,
             description=jsonify({"success": False, "message": f"更新头像失败: {str(e)}"}),
@@ -338,23 +303,15 @@ def update_avatar_route(request):
 def update_password_route(request):
     """更新用户密码接口"""
     try:
-        print("开始处理密码更新请求")
-        
         # 解析请求数据
         request_data = json.loads(request.body) if request.body else {}
-        print(f"请求数据: {request_data}")
         
         token = request_data.get("token", "")
         current_password = request_data.get("currentPassword", "")
         new_password = request_data.get("newPassword", "")
         
-        print(f"Token: {token}")
-        print(f"当前密码长度: {len(current_password)}")
-        print(f"新密码长度: {len(new_password)}")
-        
         # 验证输入
         if not current_password or not new_password:
-            print("密码为空")
             return Response(
                 status_code=400,
                 description=jsonify({"success": False, "message": "当前密码和新密码不能为空"}),
@@ -362,46 +319,29 @@ def update_password_route(request):
             )
         
         # 验证token
-        if not token or token not in TEMP_TOKENS:
-            print(f"Token验证失败: {token}")
+        user = validate_token(token)
+        if not user:
             return Response(
                 status_code=401,
                 description=jsonify({"success": False, "message": "未登录或登录已过期"}),
                 headers={"Content-Type": "application/json; charset=utf-8"}
             )
         
-        # 检查token是否过期
-        if datetime.now() > TEMP_TOKENS[token]["expires_at"]:
-            del TEMP_TOKENS[token]
-            print("Token已过期")
-            return Response(
-                status_code=401,
-                description=jsonify({"success": False, "message": "登录已过期"}),
-                headers={"Content-Type": "application/json; charset=utf-8"}
-            )
-        
         # 获取用户信息
-        username = TEMP_TOKENS[token]["user"]["username"]
-        print(f"用户名: {username}")
+        username = user["username"]
         
         # 验证当前密码
-        user = user_service.get_user_by_username(username)
-        if not user:
-            print("用户不存在")
+        db_user = user_service.get_user_by_username(username)
+        if not db_user:
             return Response(
                 status_code=404,
                 description=jsonify({"success": False, "message": "用户不存在"}),
                 headers={"Content-Type": "application/json; charset=utf-8"}
             )
         
-        print(f"用户信息: {user}")
-        
         # 验证密码
-        is_password_valid = user_service.verify_password(current_password, user["password"])
-        print(f"密码验证结果: {is_password_valid}")
-        
+        is_password_valid = user_service.verify_password(current_password, db_user["password"])
         if not is_password_valid:
-            print("当前密码不正确")
             return Response(
                 status_code=401,
                 description=jsonify({"success": False, "message": "当前密码不正确"}),
@@ -410,69 +350,25 @@ def update_password_route(request):
         
         # 更新密码
         success = user_service.update_user_password(username, new_password)
-        print(f"密码更新结果: {success}")
-        
         if not success:
-            print("密码更新失败")
             return Response(
                 status_code=500,
                 description=jsonify({"success": False, "message": "密码更新失败"}),
                 headers={"Content-Type": "application/json; charset=utf-8"}
             )
         
-        print("密码更新成功")
         return Response(
             status_code=200,
             description=jsonify({"success": True, "message": "密码更新成功"}),
             headers={"Content-Type": "application/json; charset=utf-8"}
         )
     except Exception as e:
-        print(f"密码更新异常: {str(e)}")
-        import traceback
-        traceback.print_exc()
         return Response(
             status_code=500,
             description=jsonify({"success": False, "message": f"密码更新失败: {str(e)}"}),
             headers={"Content-Type": "application/json; charset=utf-8"}
         )
 
-@app.get("/api/test/db")
-def test_db_connection(request):
-    """测试数据库连接"""
-    try:
-        # 检查数据库连接状态
-        is_connected = user_service.mysql.is_connected()
-        print(f"数据库连接状态: {is_connected}")
-        
-        # 尝试查询用户表
-        sql = "SELECT COUNT(*) as user_count FROM users"
-        result = user_service.mysql.execute_query(sql)
-        print(f"查询结果: {result}")
-        
-        # 打印当前的token信息用于调试
-        print(f"当前TEMP_TOKENS: {TEMP_TOKENS}")
-        
-        return Response(
-            status_code=200,
-            description=jsonify({
-                "success": True, 
-                "message": "数据库连接测试成功",
-                "is_connected": is_connected,
-                "user_count": result[0]["user_count"] if result else 0,
-                "tokens": list(TEMP_TOKENS.keys())  # 返回当前有效的token列表
-            }),
-            headers={"Content-Type": "application/json; charset=utf-8"}
-        )
-    except Exception as e:
-        print(f"数据库连接测试失败: {str(e)}")
-        import traceback
-        traceback.print_exc()
-        return Response(
-            status_code=500,
-            description=jsonify({"success": False, "message": f"数据库连接测试失败: {str(e)}"}),
-            headers={"Content-Type": "application/json; charset=utf-8"}
-        )
-
 @app.after_request("/")
 def add_cors_headers(response):
     """添加CORS头，支持跨域请求"""
diff --git a/controller/RegisterController.py b/controller/RegisterController.py
new file mode 100644
index 0000000..07b2bfb
--- /dev/null
+++ b/controller/RegisterController.py
@@ -0,0 +1,182 @@
+from robyn import jsonify, Response
+from app import app
+import os
+import uuid
+from service.UserService import user_service
+
+# 头像上传目录
+AVATAR_UPLOAD_FOLDER = 'resource/avatar'
+
+@app.post("/api/register")
+def register_route(request):
+    """用户注册接口"""
+    try:
+        # 获取表单数据
+        form_data = getattr(request, 'form_data', {}) if hasattr(request, 'form_data') else {}
+        
+        # 获取文件上传
+        files = getattr(request, 'files', {}) if hasattr(request, 'files') else {}
+        
+        username = form_data.get("username", "").strip()
+        password = form_data.get("password", "").strip()
+        
+        # 验证必填字段
+        if not username or not password:
+            return Response(
+                status_code=400,
+                description=jsonify({"success": False, "message": "用户名和密码不能为空"}),
+                headers={"Content-Type": "application/json; charset=utf-8"}
+            )
+        
+        # 检查用户名是否已存在
+        existing_user = user_service.get_user_by_username(username)
+        if existing_user:
+            return Response(
+                status_code=409,
+                description=jsonify({"success": False, "message": "用户名已存在"}),
+                headers={"Content-Type": "application/json; charset=utf-8"}
+            )
+        
+        # 处理头像上传
+        avatar_path = "/resource/avatar/4.png"  # 默认头像
+        
+        # 获取头像文件
+        avatar_file = files.get('avatar')
+        
+        # 如果有头像文件，处理上传
+        if avatar_file:
+            # 获取文件内容和文件名
+            file_content = None
+            filename = ""
+            
+            # Robyn框架中，files字典的值通常是字节数据
+            if isinstance(avatar_file, bytes):
+                file_content = avatar_file
+                filename = "avatar.jpg"
+            elif hasattr(avatar_file, 'content'):
+                file_content = avatar_file.content
+                filename = getattr(avatar_file, 'filename', 'avatar.jpg')
+            elif hasattr(avatar_file, 'read'):
+                file_content = avatar_file.read()
+                filename = getattr(avatar_file, 'filename', 'avatar.jpg')
+            else:
+                filename = avatar_file if isinstance(avatar_file, str) else 'avatar.jpg'
+            
+            # 如果我们有文件内容，继续处理
+            if file_content:
+                # 处理文件名
+                file_extension = filename.split('.')[-1] if '.' in filename else 'jpg'
+                
+                # 验证文件类型
+                is_valid_image = False
+                
+                # 通过扩展名验证
+                if file_extension.lower() in ['jpg', 'jpeg', 'png', 'gif', 'bmp', 'webp', 'svg']:
+                    is_valid_image = True
+                
+                # 如果扩展名验证失败，尝试读取文件头验证
+                if not is_valid_image:
+                    try:
+                        if (file_content.startswith(b'\xFF\xD8\xFF') or  # JPEG
+                            file_content.startswith(b'\x89PNG\r\n\x1a\n') or  # PNG
+                            file_content.startswith(b'GIF87a') or  # GIF
+                            file_content.startswith(b'GIF89a')):  # GIF
+                            is_valid_image = True
+                    except:
+                        pass
+                
+                if not is_valid_image:
+                    return Response(
+                        status_code=400,
+                        description=jsonify({"success": False, "message": "不支持的图片格式"}),
+                        headers={"Content-Type": "application/json; charset=utf-8"}
+                    )
+                
+                # 确保上传目录存在
+                if not os.path.exists(AVATAR_UPLOAD_FOLDER):
+                    os.makedirs(AVATAR_UPLOAD_FOLDER)
+                
+                # 生成唯一文件名
+                unique_filename = f"{uuid.uuid4().hex}.{file_extension}"
+                file_path = os.path.join(AVATAR_UPLOAD_FOLDER, unique_filename)
+                
+                # 保存文件
+                try:
+                    with open(file_path, 'wb') as f:
+                        f.write(file_content)
+                    avatar_path = f"/{file_path}"
+                except Exception as e:
+                    print(f"保存头像失败: {e}")
+                    return Response(
+                        status_code=500,
+                        description=jsonify({"success": False, "message": "头像保存失败"}),
+                        headers={"Content-Type": "application/json; charset=utf-8"}
+                    )
+        
+        # 创建用户
+        user_id = user_service.create_user(username, password, avatar_path)
+        if user_id:
+            return Response(
+                status_code=201,
+                description=jsonify({
+                    "success": True, 
+                    "message": "注册成功",
+                    "user": {
+                        "id": user_id,
+                        "username": username,
+                        "avatar": avatar_path
+                    }
+                }),
+                headers={"Content-Type": "application/json; charset=utf-8"}
+            )
+        else:
+            return Response(
+                status_code=500,
+                description=jsonify({"success": False, "message": "注册失败，请稍后再试"}),
+                headers={"Content-Type": "application/json; charset=utf-8"}
+            )
+    except Exception as e:
+        print(f"注册异常: {e}")
+        return Response(
+            status_code=500,
+            description=jsonify({"success": False, "message": f"注册失败: {str(e)}"}),
+            headers={"Content-Type": "application/json; charset=utf-8"}
+        )
+
+@app.get("/api/checkUsername")
+def check_username_route(request):
+    """检查用户名是否可用"""
+    try:
+        # 获取查询参数
+        username = ""
+        
+        # 尝试从query_params获取
+        if hasattr(request, 'query_params') and request.query_params:
+            username = request.query_params.get("username", "").strip()
+        
+        if not username:
+            return Response(
+                status_code=400,
+                description=jsonify({"success": False, "message": "用户名不能为空"}),
+                headers={"Content-Type": "application/json; charset=utf-8"}
+            )
+        
+        # 检查用户名是否已存在
+        existing_user = user_service.get_user_by_username(username)
+        
+        return Response(
+            status_code=200,
+            description=jsonify({
+                "success": True, 
+                "available": existing_user is None,
+                "message": "用户名可用" if not existing_user else "用户名已存在"
+            }),
+            headers={"Content-Type": "application/json; charset=utf-8"}
+        )
+    except Exception as e:
+        print(f"检查用户名异常: {e}")
+        return Response(
+            status_code=500,
+            description=jsonify({"success": False, "message": f"检查失败: {str(e)}"}),
+            headers={"Content-Type": "application/json; charset=utf-8"}
+        )
\ No newline at end of file
diff --git a/resource/avatar/1_1766477129_1706.jpg b/resource/avatar/1_1766477129_1706.jpg
new file mode 100644
index 0000000..2c96fbf
Binary files /dev/null and b/resource/avatar/1_1766477129_1706.jpg differ
diff --git a/resource/avatar/2.jpg b/resource/avatar/2.jpg
new file mode 100644
index 0000000..1c0c2d3
Binary files /dev/null and b/resource/avatar/2.jpg differ
diff --git a/resource/avatar/4.png b/resource/avatar/4.png
new file mode 100644
index 0000000..8f86dc4
Binary files /dev/null and b/resource/avatar/4.png differ
diff --git a/resource/avatar/admin_1766388917_8519.jpg b/resource/avatar/admin_1766388917_8519.jpg
new file mode 100644
index 0000000..1c0c2d3
Binary files /dev/null and b/resource/avatar/admin_1766388917_8519.jpg differ
diff --git a/resource/avatar/admin_1766389471_9334.jpg b/resource/avatar/admin_1766389471_9334.jpg
new file mode 100644
index 0000000..1c0c2d3
Binary files /dev/null and b/resource/avatar/admin_1766389471_9334.jpg differ
diff --git a/resource/avatar/f8c6732809a04f74bc4f3856b949de5e.jpg b/resource/avatar/f8c6732809a04f74bc4f3856b949de5e.jpg
new file mode 100644
index 0000000..2c96fbf
Binary files /dev/null and b/resource/avatar/f8c6732809a04f74bc4f3856b949de5e.jpg differ
diff --git a/service/UserService.py b/service/UserService.py
index 1a7b9ac..fa765b8 100644
--- a/service/UserService.py
+++ b/service/UserService.py
@@ -29,10 +29,15 @@ class UserService:
             
             # 验证密码 - 使用bcrypt验证
             if bcrypt.checkpw(password.encode('utf-8'), stored_password.encode('utf-8')):
+                avatar_path = user.get("avatar")
+                # 如果头像为空，设置默认头像
+                if not avatar_path:
+                    avatar_path = "/resource/avatar/4.png"
+                
                 return {
                     "id": user.get("id"),
                     "username": user.get("username"),
-                    "avatar": user.get("avatar")
+                    "avatar": avatar_path
                 }
             
             return None
@@ -40,6 +45,27 @@ class UserService:
             print(f"验证用户失败: {e}")
             return None
     
+    def get_user_info(self, username: str) -> Optional[Dict[str, Any]]:
+        """获取用户信息（不验证密码）"""
+        try:
+            user = self.get_user_by_username(username)
+            if not user:
+                return None
+            
+            avatar_path = user.get("avatar")
+            # 如果头像为空，设置默认头像
+            if not avatar_path:
+                avatar_path = "/resource/avatar/4.png"
+            
+            return {
+                "id": user.get("id"),
+                "username": user.get("username"),
+                "avatar": avatar_path
+            }
+        except Exception as e:
+            print(f"获取用户信息失败: {e}")
+            return None
+    
     def update_user_avatar(self, username: str, avatar_path: str) -> bool:
         """更新用户头像"""
         try:
@@ -96,10 +122,50 @@ class UserService:
         except Exception as e:
             print(f"验证密码失败: {e}")
             return False
+    
+    def create_user(self, username: str, password: str, avatar_path: str = None) -> int:
+        """创建新用户"""
+        try:
+            # 检查数据库连接状态
+            if not self.mysql.is_connected():
+                print("数据库未连接，尝试重新连接...")
+                if not self.mysql.connect():
+                    print("数据库连接失败")
+                    return 0
+            
+            # 使用bcrypt加密密码
+            hashed_password = bcrypt.hashpw(password.encode('utf-8'), bcrypt.gensalt()).decode('utf-8')
+            
+            # 设置默认头像
+            if not avatar_path:
+                avatar_path = "/resource/avatar/4.png"
+            
+            # 插入新用户
+            sql = "INSERT INTO users (username, password, avatar) VALUES (%s, %s, %s)"
+            print(f"执行SQL: {sql}")
+            print(f"参数: {username}, {hashed_password}, {avatar_path}")
+            
+            # 执行插入
+            result = self.mysql.execute_update(sql, (username, hashed_password, avatar_path))
+            
+            if result > 0:
+                # 获取插入的用户ID
+                id_sql = "SELECT LAST_INSERT_ID() as user_id"
+                id_result = self.mysql.execute_query(id_sql)
+                if id_result:
+                    user_id = id_result[0].get("user_id", 0)
+                    print(f"插入结果，用户ID: {user_id}")
+                    return user_id
+            
+            return 0
+        except Exception as e:
+            print(f"创建用户失败: {e}")
+            import traceback
+            traceback.print_exc()
+            return 0
 
 # 创建全局用户服务实例
 user_service = UserService()
-
 # 初始化MySQL连接
 def init_mysql_connection():
     """初始化MySQL连接"""
@@ -107,4 +173,4 @@ def init_mysql_connection():
         return user_service.mysql.connect()
     except Exception as e:
         print(f"初始化MySQL连接失败: {e}")
-        return False
\ No newline at end of file
+        return False
diff --git a/vue/src/api/register.js b/vue/src/api/register.js
new file mode 100644
index 0000000..7a0f90d
--- /dev/null
+++ b/vue/src/api/register.js
@@ -0,0 +1,33 @@
+// src/api/register.js
+import request from '@/utils/request';
+
+/**
+ * 用户注册
+ * 后端接口：POST /api/register
+ * @param {FormData} formData - 包含用户名、密码和头像的表单数据
+ */
+export function register(formData) {
+    return request({
+        url: '/api/register',
+        method: 'post',
+        data: formData,
+        headers: {
+            'Content-Type': 'multipart/form-data'
+        }
+    });
+}
+
+/**
+ * 检查用户名是否可用
+ * 后端接口：GET /api/checkUsername
+ * @param {string} username - 要检查的用户名
+ */
+export function checkUsername(username) {
+    return request({
+        url: '/api/checkUsername',
+        method: 'get',
+        params: {
+            username
+        }
+    });
+}
\ No newline at end of file
diff --git a/vue/src/router/index.js b/vue/src/router/index.js
index 406d92d..a410e6a 100644
--- a/vue/src/router/index.js
+++ b/vue/src/router/index.js
@@ -1,5 +1,6 @@
 import { createRouter, createWebHistory } from 'vue-router'
 import Login from '../system/Login.vue'
+import Register from '../system/Register.vue'
 import Index from '../system/Index.vue'
 import Profile from '../system/Profile.vue'
 import Display from '../system/GraphDemo.vue'
@@ -17,6 +18,11 @@ const routes = [
     component: Login
   },
   {
+    path: '/register',
+    name: 'Register',
+    component: Register
+  },
+  {
     path: '/index',
     name: 'Index',
     component: Index
diff --git a/vue/src/system/Login.vue b/vue/src/system/Login.vue
index cb7e137..42b952f 100644
--- a/vue/src/system/Login.vue
+++ b/vue/src/system/Login.vue
@@ -73,7 +73,7 @@
 <!--        </div>-->
         
         <div class="register-link">
-          <p>还没有账户?  <a href="#" class="register"> 立即注册</a></p>
+          <p>还没有账户?  <a href="#" class="register" @click.prevent="goToRegister"> 立即注册</a></p>
         </div>
       </div>
     </div>
@@ -152,6 +152,11 @@ const handleLogin = async () => {
     loading.value = false;
   }
 };
+
+// 跳转到注册页面
+const goToRegister = () => {
+  router.push('/register');
+};
 </script>
 
 <style>
diff --git a/vue/src/system/Profile.vue b/vue/src/system/Profile.vue
index d7a716a..e41fc84 100644
--- a/vue/src/system/Profile.vue
+++ b/vue/src/system/Profile.vue
@@ -19,7 +19,12 @@
           <!-- 头像区域 -->
           <div class="avatar-section">
             <div class="avatar-container">
-              <img :src="userProfile.avatar" alt="用户头像" class="avatar-image">
+              <img 
+                :src="userProfile.avatar" 
+                alt="用户头像" 
+                class="avatar-image"
+                @error="handleAvatarError"
+              >
               <div class="avatar-overlay" @click="triggerFileInput">
                 <span class="camera-icon">📷</span>
                 <span class="overlay-text">更换头像</span>
@@ -36,6 +41,7 @@
             <div class="avatar-status">
               <p v-if="avatarUploading" class="uploading-text">上传中...</p>
               <p v-if="avatarUploadSuccess" class="success-text">头像更新成功</p>
+
             </div>
           </div>
           
@@ -113,8 +119,8 @@ const handleSidebarClick = (menuItem) => {
 
 // 用户信息数据
 const userProfile = ref({
-  username: 'admin',
-  avatar: '/resource/avatar/1.jpg'
+  username: '用户',
+  avatar: '/resource/avatar/4.png'
 });
 
 // 密码表单数据
@@ -140,11 +146,19 @@ const passwordMismatch = computed(() => {
          passwordForm.value.newPassword !== passwordForm.value.confirmPassword;
 });
 
+
 // 触发文件选择
 const triggerFileInput = () => {
   fileInput.value.click();
 };
 
+// 处理头像加载错误
+const handleAvatarError = (event) => {
+  console.error('头像加载失败:', userProfile.value.avatar);
+  // 设置默认头像
+  userProfile.value.avatar = '/resource/avatar/4.png';
+};
+
 // 处理头像更改
 const handleAvatarChange = async (event) => {
   const file = event.target.files[0];
@@ -185,7 +199,11 @@ const handleAvatarChange = async (event) => {
       console.log('Token:', token);
       
       // 调用API上传头像
-      const response = await updateAvatar(formData);
+      const response = await updateAvatar(formData,{
+        headers: {
+          'Content-Type': 'multipart/form-data'
+        }
+      });
       
       console.log('收到响应:', response);
       
@@ -314,26 +332,40 @@ onMounted(async () => {
     // 从localStorage获取token
     const token = localStorage.getItem('token');
     
+    console.log('Profile组件挂载，获取到的token:', token);
+    
     if (token) {
       // 调用API获取用户信息
       const response = await getUserProfile(token);
       
+      console.log('获取用户信息响应:', response);
+      
       if (response.success) {
         // 更新用户信息
         // 如果头像路径是相对路径，需要添加服务器前缀
-        let avatarUrl = response.user.avatar || '/resource/avatar/1.jpg';
+        let avatarUrl = response.user.avatar || '/resource/avatar/4.png';
         if (avatarUrl.startsWith('/resource/')) {
           avatarUrl = avatarUrl; // 相对路径，直接使用
         }
         
+        console.log('设置头像URL:', avatarUrl);
+        
         userProfile.value = {
           username: response.user.username,
           avatar: avatarUrl
         };
       } else {
+        console.error('获取用户信息失败:', response.message);
         errorMessage.value = response.message || '获取用户信息失败';
+        
+        // 如果是token过期或无效，清除token并跳转到登录页
+        if (response.message && response.message.includes('登录')) {
+          localStorage.removeItem('token');
+          // 可以在这里添加跳转到登录页的逻辑
+        }
       }
     } else {
+      console.log('用户未登录');
       errorMessage.value = '用户未登录，请先登录';
     }
   } catch (error) {
diff --git a/vue/src/system/Register.vue b/vue/src/system/Register.vue
new file mode 100644
index 0000000..9123cd3
--- /dev/null
+++ b/vue/src/system/Register.vue
@@ -0,0 +1,763 @@
+<template>
+  <div class="register-container">
+    <!-- 左上角Logo和标题 -->
+    <div class="logo-header">
+      <img src="@/assets/logo.png" alt="Logo" class="logo">
+      <h1 class="register-title">面向疾病预测的知识图谱应用系统</h1>
+    </div>
+    
+    <!-- 左侧注册区域 -->
+    <div class="register-form-container">
+      <div class="register-header">
+      </div>
+      
+      <div class="register-form">
+        <h2 class="form-title">注册</h2>
+        <p class="form-description">创建您的账户以访问系统功能。</p>
+        
+        <form class="form" @submit.prevent="handleRegister">
+          <!-- 错误信息显示 -->
+          <div v-if="errorMessage" class="error-message">
+            {{ errorMessage }}
+          </div>
+          
+          <!-- 头像上传区域 -->
+          <div class="avatar-upload-container">
+            <div class="avatar-container">
+              <img 
+                :src="avatarPreview" 
+                alt="用户头像" 
+                class="avatar-image"
+                @error="handleAvatarError"
+              >
+              <div class="avatar-overlay" @click="triggerFileInput">
+                <span class="camera-icon">📷</span>
+                <span class="overlay-text">上传头像</span>
+              </div>
+              <input 
+                type="file" 
+                ref="fileInput" 
+                @change="handleAvatarChange" 
+                accept="image/*" 
+                class="hidden-input"
+              >
+            </div>
+            <div class="avatar-status">
+              <p v-if="avatarUploading" class="uploading-text">上传中...</p>
+              <p v-if="avatarUploadError" class="error-text">{{ avatarUploadError }}</p>
+            </div>
+          </div>
+          
+          <div class="form-group">
+            <label for="username" class="form-label">用户名</label>
+            <input 
+              type="text" 
+              id="username" 
+              v-model="registerForm.username"
+              placeholder="输入您的用户名"
+              class="form-input"
+              :class="{ 'error': errors.username }"
+            >
+            <p v-if="errors.username" class="error-text">{{ errors.username }}</p>
+          </div>
+          
+          <div class="form-group">
+            <label for="password" class="form-label">密码</label>
+            <input 
+              type="password" 
+              id="password" 
+              v-model="registerForm.password"
+              placeholder="输入您的密码"
+              class="form-input"
+              :class="{ 'error': errors.password }"
+            >
+            <p v-if="errors.password" class="error-text">{{ errors.password }}</p>
+          </div>
+          
+          <div class="form-group">
+            <label for="confirmPassword" class="form-label">确认密码</label>
+            <input 
+              type="password" 
+              id="confirmPassword" 
+              v-model="registerForm.confirmPassword"
+              placeholder="再次输入您的密码"
+              class="form-input"
+              :class="{ 'error': errors.confirmPassword }"
+            >
+            <p v-if="errors.confirmPassword" class="error-text">{{ errors.confirmPassword }}</p>
+          </div>
+          
+          <div class="form-checkbox">
+            <input 
+              type="checkbox" 
+              id="agree" 
+              v-model="registerForm.agree"
+              class="checkbox"
+            >
+            <label for="agree" class="checkbox-label">我同意服务条款和隐私政策</label>
+          </div>
+          
+          <button 
+            type="submit" 
+            class="register-button"
+            :disabled="loading || !isFormValid"
+          >
+            <span v-if="!loading">注册</span>
+            <span v-else>注册中...</span>
+          </button>
+        </form>
+        
+        <div class="social-login">
+          <p class="social-text">使用其他方式注册</p>
+        </div>
+        
+        <div class="login-link">
+          <p>已有账户?  <a href="#" class="login" @click.prevent="goToLogin"> 立即登录</a></p>
+        </div>
+      </div>
+    </div>
+    
+    <!-- 右侧知识图谱可视化区域 -->
+    <div class="graph-container">
+      <!-- 背景装饰 -->
+      <div class="background-decoration">
+        <div class="bg-circle circle-1"></div>
+        <div class="bg-circle circle-2"></div>
+      </div>
+    </div>
+  </div>
+</template>
+
+<script setup>
+import { ref, computed } from 'vue';
+import { useRouter } from 'vue-router';
+import { register } from '@/api/register';
+
+const router = useRouter();
+
+// 注册表单数据
+const registerForm = ref({
+  username: '',
+  password: '',
+  confirmPassword: '',
+  agree: false,
+  avatar: null
+});
+
+// 状态变量
+const fileInput = ref(null);
+const avatarUploading = ref(false);
+const avatarUploadError = ref('');
+const loading = ref(false);
+const errorMessage = ref('');
+const errors = ref({
+  username: '',
+  password: '',
+  confirmPassword: ''
+});
+
+// 默认头像
+const defaultAvatar = '/resource/avatar/4.png';
+const avatarPreview = ref(defaultAvatar);
+
+// 计算属性 - 表单验证
+const isFormValid = computed(() => {
+  return registerForm.value.username && 
+         registerForm.value.password && 
+         registerForm.value.confirmPassword &&
+         registerForm.value.agree &&
+         !errors.value.username &&
+         !errors.value.password &&
+         !errors.value.confirmPassword &&
+         registerForm.value.password === registerForm.value.confirmPassword;
+});
+
+// 触发文件选择
+const triggerFileInput = () => {
+  fileInput.value.click();
+};
+
+// 处理头像加载错误
+const handleAvatarError = (event) => {
+  avatarPreview.value = defaultAvatar;
+};
+
+// 处理头像更改
+const handleAvatarChange = (event) => {
+  const file = event.target.files[0];
+  if (file) {
+    // 检查文件类型
+    if (!file.type.startsWith('image/')) {
+      avatarUploadError.value = '请选择图片文件';
+      return;
+    }
+    
+    // 检查文件大小 (限制为2MB)
+    if (file.size > 2 * 1024 * 1024) {
+      avatarUploadError.value = '图片大小不能超过2MB';
+      return;
+    }
+    
+    avatarUploadError.value = '';
+    
+    // 创建预览
+    const reader = new FileReader();
+    reader.onload = (e) => {
+      avatarPreview.value = e.target.result;
+      registerForm.value.avatar = file;
+    };
+    reader.readAsDataURL(file);
+  }
+};
+
+// 验证表单
+const validateForm = () => {
+  errors.value = {
+    username: '',
+    password: '',
+    confirmPassword: ''
+  };
+  
+  // 验证用户名
+  if (!registerForm.value.username) {
+    errors.value.username = '用户名不能为空';
+  }
+  
+  // 验证密码
+  if (!registerForm.value.password) {
+    errors.value.password = '密码不能为空';
+  }
+  
+  // 验证确认密码
+  if (!registerForm.value.confirmPassword) {
+    errors.value.confirmPassword = '请确认密码';
+  } else if (registerForm.value.password !== registerForm.value.confirmPassword) {
+    errors.value.confirmPassword = '两次输入的密码不一致';
+  }
+  
+  return !errors.value.username && !errors.value.password && !errors.value.confirmPassword;
+};
+
+// 处理注册
+const handleRegister = async () => {
+  if (!validateForm()) {
+    return;
+  }
+  
+  if (!registerForm.value.agree) {
+    errorMessage.value = '请同意服务条款和隐私政策';
+    return;
+  }
+  
+  loading.value = true;
+  errorMessage.value = '';
+  
+  try {
+    // 创建FormData对象
+    const formData = new FormData();
+    formData.append('username', registerForm.value.username);
+    formData.append('password', registerForm.value.password);
+    
+    // 如果有头像，添加到FormData
+    if (registerForm.value.avatar) {
+      formData.append('avatar', registerForm.value.avatar);
+    }
+    
+    // 调用注册API
+    const response = await register(formData);
+    
+    if (response.success) {
+      // 注册成功，跳转到登录页面
+      router.push('/login');
+    } else {
+      errorMessage.value = response.message || '注册失败';
+    }
+  } catch (error) {
+    console.error('注册失败:', error);
+    errorMessage.value = error.response?.data?.message || '注册过程中发生错误';
+  } finally {
+    loading.value = false;
+  }
+};
+
+// 跳转到登录页面
+const goToLogin = () => {
+  router.push('/login');
+};
+</script>
+
+<style>
+/* 全局样式，防止页面滚动 */
+body, html {
+  margin: 0;
+  padding: 0;
+  overflow: hidden;
+  height: 100%;
+}
+</style>
+
+<style scoped>
+/* 基础容器样式 */
+.register-container {
+  display: flex;
+  height: 100vh;
+  overflow: hidden;
+  flex-direction: row;
+  font-family: 'SimSun', '宋体', serif;
+}
+
+/* 左上角Logo和标题样式 */
+.logo-header {
+  position: fixed;
+  top: 40px;
+  left: 25px;
+  display: flex;
+  align-items: center;
+  z-index: 10;
+}
+
+.logo {
+  height: 15px;
+  width: 15px;
+  margin-right: 7px;
+}
+
+.register-title {
+  font-size: 17px;
+  font-weight: 900;
+  font-family: 'SimSun Bold', '宋体', serif;
+  color: #1f2937;
+  margin: 0;
+  white-space: nowrap;
+  text-shadow: 0.4px 0.4px 0 #1f2937;
+}
+
+/* 左侧注册区域样式 */
+.register-form-container {
+  width: 25%;
+  background-color: #ffffff;
+  padding: 2rem;
+  padding-left: 40px;
+  display: flex;
+  flex-direction: column;
+  justify-content: center;
+  position: relative;
+}
+
+.register-header {
+  margin-bottom: 1.5rem;
+  width: 100%;
+  max-width: 24rem;
+  margin-top: 20px;
+}
+
+.register-form {
+  max-width: 24rem;
+  width: 100%;
+  text-align: left;
+}
+
+.form-title {
+  font-size: 18px;
+  font-weight: 900;
+  color: #333333;
+  margin-top: -7px;
+  margin-bottom: 10px;
+  margin-left: 13px;
+  text-shadow: 0.2px 0.2px 0 #1f2937;
+  text-align: left;
+  font-family: 'SimSun', '宋体', serif;
+}
+
+.form-description {
+  color: #B5B5B5;
+  margin-bottom: 2rem;
+  margin-left: 13px;
+  text-align: left;
+  font-size: 11px;
+  font-weight: bold;
+  font-family: 'SimSun', '宋体', serif;
+}
+
+/* 头像上传区域 */
+.avatar-upload-container {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  margin-bottom: 25px;
+  margin-left: 13px;
+}
+
+.avatar-container {
+  position: relative;
+  width: 80px;
+  height: 80px;
+  margin-bottom: 10px;
+}
+
+.avatar-image {
+  width: 100%;
+  height: 100%;
+  border-radius: 50%;
+  object-fit: cover;
+  border: 3px solid #e5e7eb;
+}
+
+.avatar-overlay {
+  position: absolute;
+  top: 0;
+  left: 0;
+  width: 100%;
+  height: 100%;
+  background-color: rgba(0, 0, 0, 0.5);
+  border-radius: 50%;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  opacity: 0;
+  transition: opacity 0.2s;
+  cursor: pointer;
+}
+
+.avatar-container:hover .avatar-overlay {
+  opacity: 1;
+}
+
+.camera-icon {
+  font-size: 1.2rem;
+  margin-bottom: 0.2rem;
+}
+
+.overlay-text {
+  font-size: 0.6rem;
+  color: white;
+}
+
+.hidden-input {
+  display: none;
+}
+
+.avatar-status {
+  text-align: center;
+}
+
+.uploading-text, .error-text {
+  font-size: 9px;
+  margin: 0.25rem 0;
+}
+
+.uploading-text {
+  color: #3b82f6;
+}
+
+.form {
+  display: flex;
+  flex-direction: column;
+  gap: 1rem;
+  width: 100%;
+}
+
+.error-message {
+  color: #ef4444;
+  font-size: 11px;
+  padding: 0.5rem;
+  background-color: #fef2f2;
+  border: 1px solid #fecaca;
+  border-radius: 0.375rem;
+  margin-bottom: 0.5rem;
+}
+
+.form-group {
+  display: flex;
+  flex-direction: column;
+  width: 100%;
+  margin-bottom: 0.5rem;
+}
+
+.form-label {
+  display: block;
+  font-size: 11px;
+  font-weight: 700;
+  color: #374151;
+  margin-bottom: 0.3rem;
+  text-align: left;
+  font-family:'STSong', '宋体', serif;
+}
+
+.form-input {
+  width: 100%;
+  padding: 0.6rem 0.8rem;
+  border-radius: 0.5rem;
+  border: 2px solid #A3A3A3;
+  transition: all 0.2s;
+  font-size: 9px;
+  box-sizing: border-box;
+  font-family: 'SimSun', '宋体', serif;
+  background-color: #FFFFFF;
+}
+
+.form-input:focus {
+  outline: none;
+  border-color: #2563eb;
+  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
+}
+
+.form-input.error {
+  border-color: #ef4444;
+}
+
+.form-input::placeholder {
+  color: #9ca3af;
+}
+
+.password-header {
+  display: flex;
+  justify-content: space-between;
+  margin-bottom: 0.1rem;
+}
+
+.forgot-password {
+  font-size: 9px;
+  color: #B5B5B5;
+  text-decoration: none;
+  font-family: 'SimSun', '宋体', serif;
+}
+
+.forgot-password:hover {
+  color: #1d4ed8;
+}
+
+.form-checkbox {
+  display: flex;
+  align-items: center;
+  margin-top: -5px;
+  margin-bottom: -5px;
+}
+
+.checkbox {
+  height: 0.8rem;
+  width: 0.8rem;
+  color: #2563eb;
+  border-radius: 0.25rem;
+  border: 1px solid #d1d5db;
+}
+
+.checkbox-label {
+  margin-left: 0.1rem;
+  font-size: 11px;
+  color: #444040ba;
+  font-weight: bold;
+  font-family: 'SimSun', '宋体', serif;
+}
+
+.register-button {
+  width: 100%;
+  background-color: #409EFF;
+  color: white;
+  font-weight: 500;
+  font-size: 11px;
+  padding: 0.6rem 0.8rem;
+  border-radius: 0;
+  border: none;
+  cursor: pointer;
+  transition: background-color 0.2s;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  box-sizing: border-box;
+  font-family: 'SimSun', '宋体', 'STSong', '华文宋体', serif;
+  box-shadow: 3px 3px 5px rgba(0, 0, 0, 0.2);
+}
+
+.login-icon {
+  height: 0.9rem;
+  width: auto;
+  margin-right: 8px;
+}
+
+.register-button:hover:not(:disabled) {
+  background-color: #1d4ed8;
+}
+
+.register-button:disabled {
+  background-color: #bdc3c7;
+  cursor: not-allowed;
+}
+
+.arrow-icon {
+  margin-left: 0.5rem;
+}
+
+/* 分割线样式 */
+.divider {
+  display: flex;
+  align-items: center;
+  margin: 1.5rem 0;
+  font-family: 'SimSun', '宋体', serif;
+}
+
+.divider::before,
+.divider::after {
+  content: '';
+  flex: 1;
+  height: 1px;
+  background-color: #e5e7eb;
+}
+
+.divider span {
+  padding: 0 1rem;
+  font-size: 11px;
+  color: #B5B5B5;
+  font-family: 'SimSun', '宋体', serif;
+}
+
+.social-login {
+  margin-top: 2rem;
+}
+
+.social-text {
+  text-align: center;
+  color: #B5B5B5;
+  margin-bottom: 1rem;
+  font-size: 11px;
+  font-weight: bold;
+  font-family: 'SimSun', '宋体', serif;
+}
+
+.social-icons {
+  display: flex;
+  justify-content: center;
+  gap: 1rem;
+}
+
+.social-icon {
+  width: 2.5rem;
+  height: 2.5rem;
+  border-radius: 50%;
+  background-color: #f3f4f6;
+  border: none;
+  cursor: pointer;
+  transition: background-color 0.2s;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  color: #6b7280;
+  font-weight: bold;
+}
+
+.social-icon:hover {
+  background-color: #e5e7eb;
+}
+
+.login-link {
+  position: absolute;
+  bottom: 7px;
+  left: 50%;
+  transform: translateX(-50%);
+  text-align: center;
+}
+
+.login-link p {
+  color: #B5B5B5;
+  font-size: 11px;
+  font-weight: bold;
+  font-family: 'SimSun', '宋体', serif;
+}
+
+.login {
+  color: #B5B5B5;
+  font-weight: 500;
+  text-decoration: none;
+  font-weight: bold;
+  font-family: 'SimSun', '宋体', serif;
+}
+
+.login:hover {
+  color: #1d4ed8;
+}
+
+/* 右侧知识图谱可视化区域样式 */
+.graph-container {
+  width: 75%;
+  background: linear-gradient(135deg, #1e3a8a 0%, #1e40af 100%),
+              url('@/assets/背景.png');
+  background-size: cover;
+  background-position: center;
+  background-blend-mode: overlay;
+  padding: 2rem;
+  position: relative;
+  overflow: hidden;
+}
+
+.background-decoration {
+  position: absolute;
+  inset: 0;
+  opacity: 0.2;
+}
+
+.bg-circle {
+  position: absolute;
+  border-radius: 50%;
+  filter: blur(3rem);
+}
+
+.circle-1 {
+  top: 25%;
+  left: 25%;
+  width: 16rem;
+  height: 16rem;
+  background-color: #60a5fa;
+}
+
+.circle-2 {
+  bottom: 33%;
+  right: 33%;
+  width: 20rem;
+  height: 20rem;
+  background-color: #818cf8;
+}
+
+.graph-content {
+  position: relative;
+  z-index: 10;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  height: 100%;
+  font-family: 'SimSun', '宋体', serif;
+}
+
+.graph-wrapper {
+  position: relative;
+  width: 100%;
+  max-width: 48rem;
+  aspect-ratio: 1 / 1;
+}
+
+.error-text {
+  color: #ef4444;
+  font-size: 9px;
+  margin-top: 5px;
+}
+
+/* 响应式设计 */
+@media (max-width: 768px) {
+  .register-container {
+    flex-direction: column;
+  }
+  
+  .register-form-container,
+  .graph-container {
+    width: 100%;
+  }
+  
+  .register-form-container {
+    padding: 2rem;
+  }
+  
+  .graph-container {
+    min-height: 400px;
+  }
+}
+</style>
\ No newline at end of file