Best Quality, imaginative, Sci-Fi book cover art, futuristic palace, ornate architecture, sandworm scales, intricate patterns, Frank Herbert's legacy, moody atmospheric, neon lighting, (house atomosphere:1.4), stark contrast, abstract shapes, drybrush., Available light, Velvia, Normcore, Field of View, Intricate detail by: Richard S. Johnson, Sarah McCulloch
(Dune:  The House (Corrino:1.6).