abstract surreal texture of nostalgic polished holographic mirror 2000s disco ball, y2k otherworldly nostalgia past millennium era

abstract surreal texture nostalgic polished holographic mirror disco y2k ball millennium otherworldly gleaming nostalgia retrofuturism reflective background era hologram psychedelic stylish pattern design wallpaper light colorful blue graphic space art modern shine shiny geometric bright rainbow style decoration purple backdrop pink metallic surface gradient glow red violet foil material 2000s era retro-futurism