Closeup of a futuristic cyber-knight in sleek, high-tech armor, resting a glowing plasma sword on his shoulder. The armor is a mix of matte black and neon blue accents, with holographic displays flickering across the visor. The sword hums with energy, casting a vibrant blue glow on the knight's determined face. Behind him, a sprawling cyberpunk cityscape glows with neon lights, towering skyscrapers, and flying vehicles. Rain falls softly, reflecting the city's vibrant colors on the knight's armor. Hyper-detailed, sci-fi realism, cyberpunk aesthetic, cinematic lighting, and a sense of futuristic heroism