Elevate the Profile (Миний) tab and login/register/forgot screens to match
TransactionList's IconChip + Card row pattern:
- Profile: avatar medallion (initial + brand tint) + name/email header,
IconChip menu rows (Тохиргоо/Ангилал/Захиалга) with chevrons, IconChip +
EmptyState connected-banks list.
- Categories/Subscriptions: IconChip rows via categoryStyle, EmptyState for
empty lists, chevron-left back buttons.
- Auth: shared AuthHeader with a tinted monogram + wordmark lockup, more
comfortable field/CTA spacing in AuthForm.
Visual only — no changes to hooks, mutations, or auth actions.
