Mechanical Supergirl, intricately detailed portrait with a focus on her face, global illumination highlights her features with realistic shadows, rendered with octane quality in 8k, ultra-sharp resolution. Her design incorporates cold metallic colors and intricate Egyptian-inspired ornaments. The scene features realistic lighting, trending on CGSociety, with her vibrant glowing eyes directly facing the camera. She sports neon accents and mechanical limbs, with visible blood vessels connected to complex tubing. A mechanical cervical interface attaches seamlessly to her neck, with wires and cables integrating into her head. The atmosphere is futuristic and detailed, blending organic and mechanical elements harmoniously.