9. Pre-Delivery Checklist

9. Pre-Delivery Checklist

Before delivering any frontend code, verify all items:

Accessibility

• Color contrast ≥4.5:1 text / ≥3:1 UI components
• Touch targets ≥44×44px
• All images have alt text (decorative: alt="")
• All form fields have <label>
• Visible focus states on all interactive elements
• No color-only information conveyance

Visual Design

• Clear typographic hierarchy (3–5 levels)
• Consistent spacing from token scale
• Max 2–3 typefaces
• Cohesive 60/30/10 color palette
• ONE memorable design element present

Technical

• Mobile-first responsive approach
• Animations use only transform/opacity
• No dynamic Tailwind class names
• cn() helper used for class merging
• Dark mode support via CSS variables
• prefers-reduced-motion respected

UX Integrity

• Single primary goal per page
• No dark patterns or confirmshaming
• Footer always accessible
• Error states are descriptive and helpful
• Loading states exist for all async operations
• Empty states have helpful action prompts