abstract, psychedelic, vibrant hand drawn seamless background for packaging, eccentric posters.

abstract psychedelic vibrant seamless illustration handdrawn eccentric packaging poster surreal colorful trippy kaleidoscope optical distorted neon futuristic bold retro intricate modern texture pattern fluid dynamic groovy wavy gradient bright decorative fantasy imaginative geometric flow dreamlike conceptual organic warped glitch holographic artistic fractal symmetrical mesmerizing hypnotic eclectic popart energetic boldcolor neonlight maximalist avantgarde ai generated