Retro mod abstract circles,Green and Orange-red Printed Backpack

This artwork showcases an abstract circular composition in a 1960s retro modern style. The design features high-saturation complementary colours like fluorescent green and orange-red, forming a multi-layered ring structure. The gradient colour shifts and overlapping elements create a dynamic, dizzying effect. The smooth, digital texture combined with the psychedelic visual impact not only replicates the rebellious spirit of the hippie era but also reconstructs the classic metaphor of "colourful euphoria - spiritual liberation" through contemporary technology, establishing a visual dialogue that transcends time and space.