Kling 2.5 Turbo (pro) Create a 25-second ultra-realistic documentary video, 4K HDR, vertical 9:16. Title: The Deepest Place on Earth – Mariana Trench. Opening shot: A breathtaking aerial view of the Pacific Ocean at sunrise. The camera slowly dives beneath the crystal-clear water. Colorful coral reefs and tropical fish fill the scene. As the camera descends deeper, sunlight gradually fades into darkness. Bioluminescent jellyfish glow in the black water. Giant squid, anglerfish, and other real deep-sea creatures appear naturally. Finally, the camera reaches Challenger Deep, showing a mysterious seafloor with volcanic rocks, floating particles, and an overwhelming sense of depth and silence. Style: National Geographic documentary, ultra-realistic, photorealistic, cinematic lighting, smooth camera movement, highly detailed, realistic water physics, no text, no subtitles, no watermark, immersive atmosphere.