
Place a compact offer card where the narrative resolves, prefill context like plan, schedule, or location, and summarize before commit. Inline method selection, saved tokens, and progressive disclosure minimize overwhelm. The user should feel momentum, not movement, maintaining attention on benefits while the flow quietly stitches identity, pricing, and confirmation together.

When biometrics fail, networks flicker, or 3-D Secure triggers, the design should bend, not break. Provide retry paths, alternative factors, and clear progress states that protect inputs. Save partial forms server-side, show helpful fallbacks, and never trap users in modals. A resilient journey earns trust precisely when things go occasionally wrong.

Accessible payments are not optional. Ensure logical focus order, sufficient contrast, large tap targets, and understandable language. Announce state changes to assistive tech, support keyboard-only paths, and avoid timeouts without warning. Offer payment choices respectful of regional realities, credit access, and cultural norms, so inclusion becomes an inherent property, not a bolt-on.
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