---

import tkinter as tk

class AdminApp:
    def __init__(self):
        self.root = tk.Tk()
        self.root.title("Вход")
        self.root.geometry("350x250")

        self.add_user_var = tk.BooleanVar()

        self.admin_window = tk.Toplevel(self.root)
        self.admin_window.withdraw()
        self.admin_window.title("Админка")
        self.admin_window.geometry("350x200")

        self.admin2_window = tk.Toplevel(self.root)
        self.admin2_window.withdraw()
        self.admin2_window.title("Админка 2")
        self.admin2_window.geometry("400x150")

        tk.Label(self.root, text="Панель регистрации", font=("Arial", 14)).pack(pady=10)

        entry_frame = tk.Frame(self.root)
        entry_frame.pack(pady=10)

        tk.Label(entry_frame, text="Логин:", width=10, anchor="e").grid(row=0, column=0, padx=5)
        self.login_entry = tk.Entry(entry_frame)
        self.login_entry.grid(row=0, column=1, padx=5)

        tk.Label(entry_frame, text="Пароль:", width=10, anchor="e").grid(row=1, column=0, padx=5)
        self.password_entry = tk.Entry(entry_frame, show="*")
        self.password_entry.grid(row=1, column=1, padx=5)

        tk.Button(self.root, text="Войти", bg="lightblue", command=self.open_admin).pack(pady=20)

        tk.Label(self.admin_window, text="Панель управления", font=("Arial", 14)).pack(pady=10)

        tk.Checkbutton(self.admin_window, text="Добавить пользователя", variable=self.add_user_var).pack(pady=5)

        tk.Frame(self.admin_window, height=2, bd=1, relief="sunken").pack(fill="x", pady=10)

        btn_frame = tk.Frame(self.admin_window)
        btn_frame.pack(pady=10)

        tk.Button(btn_frame, text="Назад", bg="lightgray", command=self.back_to_login).pack(side="left", padx=10)
        tk.Button(btn_frame, text="Вперед", bg="lightgreen", command=self.open_admin2).pack(side="left", padx=10)

        tk.Label(self.admin2_window, text="Управление пользователями", font=("Arial", 16)).pack(pady=40)
        tk.Button(self.admin2_window, text="Назад", bg="lightgray", command=self.back_to_admin).pack(pady=10)

    def open_admin(self):
        self.root.withdraw()
        self.admin_window.deiconify()

    def open_admin2(self):
        self.admin_window.withdraw()
        self.admin2_window.deiconify()

    def back_to_login(self):
        self.admin_window.withdraw()
        self.root.deiconify()

    def back_to_admin(self):
        self.admin2_window.withdraw()
        self.admin_window.deiconify()

    def run(self):
        self.root.mainloop()

if __name__ == "__main__":
    app = AdminApp()
    app.run()