Create an image of a futuristic underwater city, where the interior design of the buildings combines sleek, modern architecture with elements inspired by the natural world, such as coral-inspired furniture and bioluminescent lighting.

Generate a vista of a futuristic city submerged beneath the water's surface. The design of the city embraces a harmonious blend of ultra-modern architecture, with sharp lines and sleek surfaces, with the buildings' interiors containing elements reminiscent of the natural world. The furnishings mimic the unique structures of colorful coral reefs while the illumination source replicates the mesmerizing effect of marine life bioluminescence.