Two realistic skin-tone hands engaged in a firm handshake, symbolizing the sealing of a deal. The hands are detailed, with clear textures of skin and fingers, showing the strength of the connection. Behind the hands, soft glowing lights in red, yellow, and blue create a vibrant aura, casting a subtle glow that contrasts with the dark gray background. The lighting enhances the mood of the moment, making the handshake feel powerful and cinematic, while the background remains dark gray, allowing the colors to pop and the hands to be the focal point. --style raw