a beautiful mermaid looking at the sunken city of Atlantic under water, ray of sunlight, detailed painterly digital art style by WLOP and Cory Loftis and Greg Rutkowski and Mohrbacher, 8k octane beautifully detailed render, post-processing, extremely hyperdetailed, intricate, epic composition, grim yet sparkling atmosphere, cinematic lighting + masterpiece, trending on artstation, very detailed, vibrant colors