a vibrant futuristic city with neon-soaked skyscrapers, retro synth aesthetics, and floating platforms

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