Futuristic art gallery, sustainable design practices, eco-friendly materials, recyclable metals, glass walls, minimalist decor, LED lighting, ambient glow, sleek lines, curved architecture, futuristic cityscape, neon lights reflecting off polished floors, solo visitor, 30s, casual wear, jeans, white shirt, sneakers, hands behind back, observing art pieces, 3/4 composition, low-angle shot, cinematic mood, vibrant colors, urban landscape, skyscrapers, bustling streets, soft focus background.