diff --git a/auth/oauth.py b/auth/oauth.py
index e8788048..15b892f2 100644
--- a/auth/oauth.py
+++ b/auth/oauth.py
@@ -467,7 +467,7 @@ async def oauth_callback(request: Any) -> JSONResponse | RedirectResponse:
             else None,
             device_info={
                 "user_agent": request.headers.get("user-agent"),
-                "ip": request.client.host if hasattr(request, "client") else None,
+                "ip": request.client.host if hasattr(request, "client") and request.client else None,
             },
         )
 
@@ -536,12 +536,7 @@ async def oauth_login_http(request: Request) -> JSONResponse | RedirectResponse:
         code_challenge = create_s256_code_challenge(code_verifier)
         state = token_urlsafe(32)
 
-        # Сохраняем состояние в сессии
-        request.session["code_verifier"] = code_verifier
-        request.session["provider"] = provider
-        request.session["state"] = state
-
-        # Сохраняем состояние OAuth в Redis
+        # 🔍 Сохраняем состояние OAuth только в Redis (убираем зависимость от request.session)
         oauth_data = {
             "code_verifier": code_verifier,
             "provider": provider,
@@ -569,24 +564,27 @@ async def oauth_login_http(request: Request) -> JSONResponse | RedirectResponse:
 async def oauth_callback_http(request: Request) -> JSONResponse | RedirectResponse:
     """HTTP handler для OAuth callback"""
     try:
-        # Используем GraphQL resolver логику
-        provider = request.session.get("provider")
-        if not provider:
-            return JSONResponse({"error": "No OAuth session found"}, status_code=400)
-
+        # 🔍 Получаем состояние OAuth только из Redis (убираем зависимость от request.session)
         state = request.query_params.get("state")
-        session_state = request.session.get("state")
-
-        if not state or state != session_state:
-            return JSONResponse({"error": "Invalid or expired OAuth state"}, status_code=400)
+        if not state:
+            return JSONResponse({"error": "Missing OAuth state parameter"}, status_code=400)
 
         oauth_data = await get_oauth_state(state)
         if not oauth_data:
             return JSONResponse({"error": "Invalid or expired OAuth state"}, status_code=400)
 
+        provider = oauth_data.get("provider")
+        if not provider:
+            return JSONResponse({"error": "No provider in OAuth state"}, status_code=400)
+
         # Используем существующую логику
         client = oauth.create_client(provider)
+        if not client:
+            return JSONResponse({"error": "Provider not configured"}, status_code=400)
+
         token = await client.authorize_access_token(request)
+        if not token:
+            return JSONResponse({"error": "Failed to get access token"}, status_code=400)
 
         profile = await get_user_profile(provider, client, token)
         if not profile:
@@ -594,17 +592,34 @@ async def oauth_callback_http(request: Request) -> JSONResponse | RedirectRespon
 
         # Создаем или обновляем пользователя используя helper функцию
         author = await _create_or_update_user(provider, profile)
+        if not author:
+            return JSONResponse({"error": "Failed to create/update user"}, status_code=500)
 
-        # Создаем токен сессии
-        session_token = await TokenStorage.create_session(str(author.id))
+        # Создаем токен сессии с полными данными
+        session_token = await TokenStorage.create_session(
+            str(author.id),
+            auth_data={
+                "provider": provider,
+                "profile": profile,
+            },
+            username=author.name
+            if isinstance(author.name, str)
+            else str(author.name)
+            if author.name is not None
+            else None,
+            device_info={
+                "user_agent": request.headers.get("user-agent"),
+                "ip": request.client.host if hasattr(request, "client") and request.client else None,
+            },
+        )
 
-        # Очищаем OAuth сессию
-        request.session.pop("code_verifier", None)
-        request.session.pop("provider", None)
-        request.session.pop("state", None)
+        # Получаем redirect_uri из OAuth данных
+        redirect_uri = oauth_data.get("redirect_uri", FRONTEND_URL)
+        if not isinstance(redirect_uri, str) or not redirect_uri:
+            redirect_uri = FRONTEND_URL
 
         # Возвращаем redirect с cookie
-        response = RedirectResponse(url="/auth/success", status_code=307)
+        response = RedirectResponse(url=str(redirect_uri), status_code=307)
         response.set_cookie(
             SESSION_COOKIE_NAME,
             session_token,
@@ -612,12 +627,17 @@ async def oauth_callback_http(request: Request) -> JSONResponse | RedirectRespon
             secure=SESSION_COOKIE_SECURE,
             samesite=SESSION_COOKIE_SAMESITE,
             max_age=SESSION_COOKIE_MAX_AGE,
+            path="/",  # Важно: устанавливаем path="/" для доступности cookie во всех путях
         )
+
+        logger.info(f"OAuth успешно завершен для {provider}, user_id={author.id}")
         return response
 
     except Exception as e:
-        logger.error(f"OAuth callback error: {e}")
-        return JSONResponse({"error": "OAuth callback failed"}, status_code=500)
+        logger.error(f"OAuth callback error: {e!s}")
+        # В случае ошибки редиректим на фронтенд с ошибкой
+        fallback_redirect = request.query_params.get("redirect_uri", FRONTEND_URL)
+        return RedirectResponse(url=f"{fallback_redirect}?error=auth_failed")
 
 
 async def _create_or_update_user(provider: str, profile: dict) -> Author: