[Website or Product Context]: Shopify beauty brand selling skincare products through a mobile-heavy ecommerce store [Page or Flow Being Reviewed]: Product page and add-to-cart flow for a vitamin C serum [Known Issues or Observations]: Low contrast pale orange buttons, product images missing alt text, accordion ingredients section not keyboard-friendly, form error messages only shown in red, sticky cart overlaps footer on mobile [User Impact and Risk Level]: Medium-high risk because checkout intent pages affect mobile shoppers, keyboard users, low-vision users, and screen reader users [Team and Implementation Constraints]: Small Shopify team with one theme developer, no full redesign this sprint, fixes must fit into a two-week conversion cleanup sprint