Underwater fantasy door cinematic video prompt

The Door Beneath the Ocean. A lone diver explores ancient underwater ruins beneath a moonlit ocean, surrounded by glowing marine life. Hidden within the ruins is a colossal golden door covered in mysterious carvings. As the diver touches it, the door slowly opens, flooding the ocean with warm light and revealing a breathtaking underwater civilization filled with floating gardens, futuristic architecture, and magical glowing landscapes. Ultra-realistic visuals, cinematic camera movement, IMAX-quality lighting, realistic water physics, and emotional orchestral music.