A cinematic portrait of a stunning mermaid bride tenderly embracing her groom, surrounded by a shimmering halo of tiny goldfish amidst vibrant marine life. Her luxurious flowing hair dances in the gentle underwater currents, framing their touching underwater wedding ceremony. Subtle beams of light filter through the water, casting a soft, romantic glow. Captured with 35mm clarity, F/2.8, and a distinct vignette, the scene boasts intricate detailing and ornate elegance, brought to life with spotlight-enhanced cinematic lighting in ultra-high definition. A breathtaking tableau of love and harmony beneath the waves.