Photorealistic digital style with sharp details and natural textures, serene coastal interior genre. Cool blues, whites, and turquoise for sea and sky, contrasted by a pure white cat and sheer curtains. The cat is positioned on the left windowsill, with an open window framing an expansive ocean view. Bright daylight streams in, creating sparkling reflections on the water and soft shadows inside. The atmosphere is peaceful and contemplative, emphasizing quiet solitude against the vast shimmering sea.