vibrant koi fish swimming in harmony against dark aquatic background artwork

koi fish colorful water pond aquatic nature swimming pattern vibrant japanese decorative seamless background underwater exotic ornamental wildlife art animal tropical tranquil peaceful marine illustration multicolored fantasy digital zen calm beauty motion artwork design blue red gold serene life ocean asian culture detailed traditional modern abstract harmony fluidity against dark this features gracefully artistic backdrop created using artificial intelligence image highlights elegance tranquility vivid captivating detail