a futuristic metropolis with neon-soaked neon skyscrapers floating in the air and holographic buildings with retro

city skyline urban architecture futuristic neon retro synth holographic glowing vibrant cinematic atmosphere light skyscraper building platform aesthetic texture environment science fiction kaleidoscopic megalopolis fantasy aglow modern hologram technology prismatic illumination chromatic megacity digital abstract dreamlike metropolis utopian background radiant surreal iridescent ai generated