Chicago Architecture Center, 2019 Designing Futures Gala, luxurious event, evening scene, modern interior design, high ceiling, grand staircase, sleek metal railings, elegant chandeliers, sophisticated attendees, formal wear, suits and ties, cocktail dresses, high heels, holding wine glasses, mingling, networking, city skyline view, floor-to-ceiling windows, panoramic urban landscape, downtown Chicago, Willis Tower, modern skyscrapers, nighttime lighting, vibrant colors, 3/4 composition, shallow depth of field, cinematic atmosphere.