Extracts hasMemberAccess(member) in tickets.js and uses it across event
registration, ticket purchase, and series purchase flows so guest, suspended,
and cancelled records no longer count as members while pending_payment still
does.
Replace ghost/whisper/sparkle color palettes with guild/candlelight/parchment/ember/earth tokens.
Switch typography from NB Television Pro to Quietism serif. Update all 25 Vue components,
layouts, and pages to new design system. Add circle color tokens, typography scale, prose-guild
class, and warm texture effects. Clean up stale documentation files.
