Create a hyperrealistic 12k image of a young Brazilian woman in full body, wearing an exotic and detailed bikini, walking on the white sand of Jericoacoara Beach. Utilize advanced texturing and shading techniques to accurately recreate the appearance of the water, sand, and surrounding vegetation, combined with specialized techniques in depicting sunlight and shadows. The perspective should be from a slightly side position, showcasing the realistic details of the young Brazilian woman and her natural environment.