A hyperdetailed and hyperrealistic lioness portrait lounging in the jungle, featuring saturated color fields and vivid contrasts inspired by art nouveau and fantasy themes. The illustration captures the beauty of nature with its dark and light amber tones, showcasing a happy and contented expression of the lioness surrounded by exotic fruits and plants. The artwork combines intricate details, bold colors, and strong shadows to create a poster-style piece with a whimsical yet realistic feel reminiscent of various renowned artists.