A magnificent floating castle in the land of stars, glowing above the clouds under a brilliant night sky filled with countless stars. The castle is made of stardust and shimmering light particles, with a realistic and three-dimensional texture. It glows with a beautiful gradient from pink to violet-blue, creating an ethereal and dreamlike atmosphere. Soft clouds and subtle starlight surround it, enhancing the mystical and serene mood. Style: hyper-realistic, cinematic lighting, fantasy realism, ultra-detailed, atmospheric, photorealistic illumination.