Breathtaking underwater futuristic city enclosed in a massive transparent geodesic glass dome resting on the ocean floor, hyperrealistic cinematic concept art, inside the dome: a sprawling sci-fi metropolis with towering illuminated skyscrapers, central spire reaching toward the dome's apex, multi-tiered circular platforms with warm golden window lights glowing from thousands of buildings, lush green parks and vertical gardens between structures, futuristic architecture mixing curved organic forms with sharp angular towers, visible internal infrastructure, monorails and elevated walkways, dome structure: intricate hexagonal and triangular metallic framework, crystal-clear transparent panels reflecting caustic light patterns, structural reinforcement rings, docking ports and airlocks around the base, surrounding underwater environment: vibrant coral reef in the foreground with brilliantly colored corals in orange, pink, purple, yellow and teal, sea anemones with clownfish, brain corals, fan corals, kelp swaying gently, schools of tropical fish (yellow butterflyfish, angelfish, neon tetras) swimming around, majestic sea turtles gliding past the dome, distant silhouettes of manta rays and sharks, small submersibles and exploration submarines with bright headlights docked near the base, sleek deep-sea research vessels hovering near the reef, bubble trails rising to the surface, lighting: god rays of sunlight piercing down from the ocean surface above creating volumetric light shafts, caustic light reflections dancing across the dome and seafloor, warm interior city lights contrasting with cool deep blue ocean ambience, color palette: deep ocean blues and teals, vibrant coral reef colors, warm amber city lights, crystal clear water clarity, shot from low-angle wide perspective showing scale, ultra-wide cinematic composition, shot on Sony A7R V with 16-35mm lens, f/8, deep focus, 8K ultra-detailed, photorealistic, National Geographic underwater photography style, inspired by Bioshock Rapture and Atlantis, Subnautica aesthetic.