50f082d20f
- Add optional title prop to SignatureModal (defaults to "Add Signature"); button label derives from title - Add activeFieldType state and setActiveFieldType in SigningPageClient - handleFieldClick opens modal for both client-signature and initials fields - handleSubmit and SigningProgressBar total now count both client-signature and initials - handleJumpToNext jumps to next unsigned required field (client-signature or initials only) - Non-interactive fields (text/checkbox/date) suppressed from field overlay rendering via early return - Initials overlays use purple pulse animation (pulse-border-purple); signature overlays use blue - SignatureModal receives title prop: "Add Initials" for initials, "Add Signature" for client-signature