Blockchain system, architectural design, futuristic, high-tech, modern, complex structure, interconnected nodes, decentralized network, cryptocurrency exchange, secure transaction, transparent ledger, distributed computing, cloud infrastructure, sleek metallic lines, neon-lit interfaces, holographic projections, 3D visualization, intricate circuitry, motherboard-inspired patterns, minimalist background, subtle glow effects, cinematic composition, low-angle shot, dramatic lighting, futuristic ambiance.