add a luxury lvt flooring with a smooth small scale low contrast concrete terrazzo pattern in a warm grey tone finish should be matte with no visible shine pattern should be subtle and refined with minimal variation for a calm upscale look appropriate for a high end residential condo corridor align the flooring parallel to the corridor keep joints minimal and clean update baseboards to match the flooring tone for a cohesive look do not modify door sills doors walls lighting or any other elements only change the flooring