Modern skyscraper, Chicago cityscape, Willis Tower, reflective glass windows, sleek steel frames, urban landscape, daytime, sunny weather, few puffy white clouds, angular building shapes, brutalist style, concrete structures, busy streets, yellow taxis, pedestrians in suits, briefcases, laptops, modern office interior, minimalist decor, ergonomic chairs, wooden desks, floor-to-ceiling windows, city view, panoramic composition, symmetrical framing, high-angle shot, dramatic lighting, cinematic mood.