image of a luxurious-looking, warm-interior, futuristic underwater semi-transparent mobile-pod inspired by nautilus; it is equipped with hydro engines and beautiful LED lights mimicking the natural pattern of nautilus with visible energy current flowing; silhouette of passengers can be barely seen inside the craft feeling curious and awed; spot lights are beaming from the pods to illuminate the environment; background: Beneath the waves lies a majestic underwater realm, where sunlight filters through turquoise waters, casting dancing beams onto vibrant coral reefs teeming with colors and life. Schools of tropical fish shimmer like living rainbows, weaving through colorful coral polyps, while deep below, bioluminescent creatures glide in darkness, trailing soft, glowing lights like stars in an aquatic galaxy. Gentle currents carry the melodies of distant whale songs, and the seabed is dotted with ancient shipwrecks, now havens for curious marine life. This serene, liquid world is a breathtaking blend of tranquility and vitality.