Arsalan Nayani has joined a proud — if small — lineup of Chicago-area associates who have scored big wins before one of the highest courts in the country.In April, Nayani, a second-year associate at Hinshaw & Culbertson LLP, argued a federal civil rights case on behalf of a Wisconsin prisoner before the 7th Circuit Court of Appeals.The estimated 400 hours of pro bono work Nayani has poured into James A. Lewis …