Modern electronic mail architecture, futuristic cyberspace, sleek metallic framework, glowing blue circuits, wires, neon lights, 3D holographic screens, keyboard typing sound effects, CPU processing units, memory chips, motherboard, internet router, Wi-Fi signals, network cables, virtual reality headset, coding windows, system monitoring dashboard, login password security, email client interface, inbox folder organization, spam filter, notification alerts, digital encryption, cyberpunk cityscape, neon-lit skyscrapers, rainy night ambiance, futuristic ambient lighting.