How would you describe the ideal candidate?
What this question does is enable the hiring supervisor to imagine you actually in the role. Then, your job is to sell yourself to that image. You can use some of the same techniques (The STAR) to address this as you would in behavioral interview. Describe yourself doing the very things the interviewer outlined by using past experiences.
Also try What are the top three qualities you’re looking for–take notes, and focus your answers to fit the interviewer's vision, if that works for you
How do you envision this position supporting you?
This will convey to the employer that you're at their service. You've already said everything else to sell yourself
How does this position fit into the company’s long-term plans?
This will open the door to discuss the position and overall business strategy. Ask about the person who is leaving (left or promoted?) or why the position was created. Also ask about its specific challenges and goals as they relate to the company's mission and vision.