# Storybook review matrix

## Required stories

- Canonical example
- Every supported state
- Long, short, and missing content
- Keyboard and focus behavior
- Loading, empty, and failure conditions

## Review matrix

| Dimension | Coverage |
| --- | --- |
| Modes | Light, dark, high-contrast where supported |
| Viewports | Phone, tablet, desktop, constrained container |
| Interaction | Pointer, keyboard, touch |
| Automation | Accessibility scan, interaction test, visual regression |

## Sign-off

A story is evidence, not the source of truth. Approval requires the documented contract, generated tokens, and production behavior to agree.