Mobile checkout page for a clothing e-commerce site

1. Progressive Disclosure

• The checkout is split into four steps, each on a separate screen, allowing users to focus on one task at a time.
• Users can easily go back to edit previous steps.

2. Visual Hierarchy

• Key actions like "Next" or "Confirm & purchase" are highlighted using size and color.
• Supporting details are de-emphasized to keep attention on primary tasks.

3. Consistency

• Uniform design elements (e.g., buttons, fonts) ensure familiarity.
• Consistent terminology avoids confusion.

4. Simplicity

• Only essential fields are shown, removing unnecessary steps to streamline the process.

5. Error Prevention

• Inline validation catches errors in real time, with clear messages to guide corrections.
• Pre-formatted fields reduce user mistakes.

6. Focused Disclosure

• Non-critical details are hidden by default, with the option to expand, keeping the interface clean.