In the middle of the ocean, a huge undiscovered underwater ruin

In the middle of the ocean, a huge undiscovered underwater ruin, a prehistoric castle, has been discovered. Majestic fish, large jellyfish and seahorses swim around. Nearby there are corals and sea plants. Science fantasy,Dramatic lighting, dramatic fantasy scene, Dark gloomy atmosphere, Detailed textures, Highly detailed, 8K, Cinematic, Award-winning artwork, Digital painting, Conceptual art, Photorealistic, Resolution 16K,Nikon Z9, digital photography, ultra textured leather, Realistic photography, Cinematic effect, soft light, soft shadows, high quality volumetric lighting