underwater vehicle, sea truck, modular attachments, cargo storage, fabricator module, sleeper module, aquarium module, docking module for Prawn Suit, exploration, deep-sea, coral reefs, bioluminescent plants, fish schools, sturdy metal frame, glass windows, mechanical arms, exterior lights, high-tech, submersible, ocean floor, sandy bottom, rocky outcrops, 3/4 view, artificial lighting, detailed textures, metallic surfaces, sleek design, advanced technology, panoramic viewports.