ultra realistic photorealistic scene of a lone human diver swimming in the Mariana Trench, extremely deep ocean, massive dark underwater cliffs surrounding him, the diver looks very small compared to the vast depth, mysterious and terrifying atmosphere, glowing bioluminescent creatures in the distance, soft blue light rays barely reaching from the surface, realistic bubbles and water particles, cinematic lighting, DSLR camera, high detail, 8k resolution, dramatic shadows, depth of field, hyper detailed textures, dark blue tones, خوف وغموض Mehr sehen