futuristic battle mech 3d model

Premium game-ready futuristic tactical assault rifle for a competitive sci-fi FPS, AAA hard-surface quality, believable military engineering, compact modular carbine silhouette, designed for first-person and third-person use. Neutral graphite-black metal, warm sand ceramic armor plates, subtle cyan status lights, restrained edge wear, crisp panel lines, realistic proportions. Generate clearly separated functional parts: main receiver, barrel, muzzle brake, trigger, trigger guard, detachable magazine, bolt, charging handle, fire selector, pistol grip, folding stock, handguard, top rail, holographic sight and small removable side attachments. Every moving part must be distinct and mechanically believable for reload and firing animation. Clean complete weapon, centered, horizontal side-oriented presentation, no perspective distortion. No hands, no character, no environment, no stand, no ammo floating, no text, no logos, no symbols, no excessive glow, no fantasy spikes, no watermark.