{{-- Personal cardholder details — provider-universal layout. Sections map to the data every issuer (Stripe, Bitnob, StroWallet, Marqeta, Adyen, Lithic, Galileo, ...) asks for in some shape: 1. Identity — legal name, gender, DOB, nationality 2. Contact — email, phone (E.164) 3. Billing Address — street/city/state/zip/country (AVS) 4. Government ID — passport / national ID / driver's licence 5. Tax / Fiscal — tax id + tax country 6. Employment & AML — occupation, employer, income, source of funds 7. Compliance Declarations — PEP / sanctions self-disclosure --}}