city skyline at night with illuminated skyscrapers and reflections in the water. digital vertical art with purple and

skyline city night skyscrapers nightlife bokeh lights reflection water vertical purple blue copy space sparkling backgrounds blur gradient event invitation poster greeting card wallpaper shine shimmer soft glow defocused neon luminous glittering sparks spotted magical urban futuristic illuminated buildings downtown modern metropolis nightscape highrise dark horizon vibrant evening atmosphere scenery