Modular stylized rifles

Models have 8 color schemes and emissive variants. Includes Combat_Rifle variants (Rifle, Shotgun, Revolver) with bullet options. Toxic_Rifle set includes 11 rifle variants and melee weapons. Rune_Rifle set includes rifles, shotguns, revolvers, and melee weapons without bullets. Bull rifle set includes 8 variants with full bullets. Lava rifle set includes rifles, shotguns, and pistols without bullets. All models feature specific triangle counts optimized for performance.