private void Update()
    {
        Vector3 input = new Vector3(
            Input.GetAxisRaw("Horizontal"),
            0f,
            Input.GetAxisRaw("Vertical")
            );

        _controller.MoveLocal(input);

        if (Input.GetButtonDown("Jump"))
        {
            _controller.Jump();
        }

        _controller.Rotate(Input.GetAxis("Mouse X"));
    }