I need a CAD model for the exterior bodywork of a 2007 Mazda MX-5 NC Soft Top, intended for the production of aftermarket body parts. The model should be detailed with surface features and provided in STEP format. Requirements: - Accurate dimensions and detailed surface features - Delivered in STEP format - Experience in automotive CAD design - Proficiency in CAD software Ideal Skills: - Automotive engineering knowledge - Attention to detail - Strong CAD modeling skills