Create a premium, high-end YouTube avatar logo for a channel named "NeuroDark". Canvas: 1:1 square (minimum 1024x1024), optimized for small-size visibility. Art direction: * Minimalist luxury design (inspired by top US brands) * Dark, mysterious, cinematic, intellectual * Clean and instantly recognizable even at very small size Main visual: * A hyper-realistic human brain icon, simplified and iconic (NOT overly complex) * Formed with subtle neural light lines (teal + faint electric blue) * Add a unique signature: a subtle glowing crack/split across the brain * Soft, controlled glow (no overexposure, no heavy effects) Background: * Pure matte black or very dark gradient * Slight vignette for depth * No clutter, no noise Composition: * Brain perfectly centered * Large enough to fill 70–80% of the frame * Strong silhouette (easy to recognize at small size) Lighting: * Cinematic soft lighting * Subtle rim light to define shape * High contrast between subject and background Color palette: * Black, deep navy, muted teal, soft electric blue * Avoid oversaturation Style: * Ultra clean, not over-detailed * No unnecessary elements * No complex background Mood: * Intelligent, slightly eerie, premium documentary style (Netflix-level) Rendering: * Ultra realistic, 8K quality, sharp focus * High dynamic range * No cartoon, no AI artifacts Important: * Must look strong and clear even at very small size (mobile icon) * Avoid text OR use extremely minimal text only if nec