Luxury yacht, Chicago cityscape, sunset time, modern skyscrapers, Willis Tower, Navy Pier, Lake Michigan shoreline, calm waves, seagulls flying overhead, warm golden lighting, soft reflections on water surface, evening atmosphere, 3/4 composition, low-angle shot, detailed architecture, glass and steel materials, sleek yacht design, luxurious interior, wooden decks, white sail-like canopy, crew in uniform, passengers in casual attire, happy facial expressions, ambient music, cinematic mood.