测试Q

在那山的这边海的那边有一群蓝精灵

Consumer Electronics

Consumer Electronics

Consumer Electronics

Consumer Electronics

Consumer Electronics

 

Quick Reference

1. Accessibility (CRITICAL)

• color-contrast - Minimum 4.5:1 ratio for normal text
• focus-states - Visible focus rings on interactive elements
• alt-text - Descriptive alt text for meaningful images
• aria-labels - aria-label for icon-only buttons
• keyboard-nav - Tab order matches visual order
• form-labels - Use label with for attribute

2. Touch & Interaction (CRITICAL)

• touch-target-size - Minimum 44x44px touch targets
• hover-vs-tap - Use click/tap for primary interactions
• loading-buttons - Disable button during async operations
• error-feedback - Clear error messages near problem
• cursor-pointer - Add cursor-pointer to clickable elements

3. Performance (HIGH)

• image-optimization - Use WebP, srcset, lazy loading
• reduced-motion - Check prefers-reduced-motion
• content-jumping - Reserve space for async content

4. Layout & Responsive (HIGH)

• viewport-meta - width=device-width initial-scale=1
• readable-font-size - Minimum 16px body text on mobile
• horizontal-scroll - Ensure content fits viewport width
• z-index-management - Define z-index scale (10, 20, 30, 50)

5. Typography & Color (MEDIUM)

• line-height - Use 1.5-1.75 for body text
• line-length - Limit to 65-75 characters per line
• font-pairing - Match heading/body font personalities

6. Animation (MEDIUM)

• duration-timing - Use 150-300ms for micro-interactions
• transform-performance - Use transform/opacity, not width/height
• loading-states - Skeleton screens or spinners

7. Style Selection (MEDIUM)

• style-match - Match style to product type
• consistency - Use same style across all pages
• no-emoji-icons - Use SVG icons, not emojis

8. Charts & Data (LOW)

• chart-type - Match chart type to data type
• color-guidance - Use accessible color palettes
• data-table - Provide table alternative for accessibility

• 1. Accessibility (CRITICAL)

  • color-contrast - Minimum 4.5:1 ratio for normal text
  • focus-states - Visible focus rings on interactive elements
  • alt-text - Descriptive alt text for meaningful images
  • aria-labels - aria-label for icon-only buttons
  • keyboard-nav - Tab order matches visual order
  • form-labels - Use label with for attribute

  2. Touch & Interaction (CRITICAL)

  • touch-target-size - Minimum 44x44px touch targets
  • hover-vs-tap - Use click/tap for primary interactions
  • loading-buttons - Disable button during async operations
  • error-feedback - Clear error messages near problem
  • cursor-pointer - Add cursor-pointer to clickable elements

  3. Performance (HIGH)

  • image-optimization - Use WebP, srcset, lazy loading
  • reduced-motion - Check prefers-reduced-motion
  • content-jumping - Reserve space for async content

  4. Layout & Responsive (HIGH)

  • viewport-meta - width=device-width initial-scale=1
  • readable-font-size - Minimum 16px body text on mobile
  • horizontal-scroll - Ensure content fits viewport width
  • z-index-management - Define z-index scale (10, 20, 30, 50)

  5. Typography & Color (MEDIUM)

  • line-height - Use 1.5-1.75 for body text
  • line-length - Limit to 65-75 characters per line
  • font-pairing - Match heading/body font personalities

  6. Animation (MEDIUM)

  • duration-timing - Use 150-300ms for micro-interactions
  • transform-performance - Use transform/opacity, not width/height
  • loading-states - Skeleton screens or spinners

  7. Style Selection (MEDIUM)

  • style-match - Match style to product type
  • consistency - Use same style across all pages
  • no-emoji-icons - Use SVG icons, not emojis

  8. Charts & Data (LOW)

  • chart-type - Match chart type to data type
  • color-guidance - Use accessible color palettes
  • data-table - Provide table alternative for accessibility

1. Accessibility (CRITICAL)

• color-contrast - Minimum 4.5:1 ratio for normal text
• focus-states - Visible focus rings on interactive elements
• alt-text - Descriptive alt text for meaningful images
• aria-labels - aria-label for icon-only buttons
• keyboard-nav - Tab order matches visual order
• form-labels - Use label with for attribute

2. Touch & Interaction (CRITICAL)

• touch-target-size - Minimum 44x44px touch targets
• hover-vs-tap - Use click/tap for primary interactions
• loading-buttons - Disable button during async operations
• error-feedback - Clear error messages near problem
• cursor-pointer - Add cursor-pointer to clickable elements

3. Performance (HIGH)

• image-optimization - Use WebP, srcset, lazy loading
• reduced-motion - Check prefers-reduced-motion
• content-jumping - Reserve space for async content

4. Layout & Responsive (HIGH)

• viewport-meta - width=device-width initial-scale=1
• readable-font-size - Minimum 16px body text on mobile
• horizontal-scroll - Ensure content fits viewport width
• z-index-management - Define z-index scale (10, 20, 30, 50)

5. Typography & Color (MEDIUM)

• line-height - Use 1.5-1.75 for body text
• line-length - Limit to 65-75 characters per line
• font-pairing - Match heading/body font personalities

6. Animation (MEDIUM)

• duration-timing - Use 150-300ms for micro-interactions
• transform-performance - Use transform/opacity, not width/height
• loading-states - Skeleton screens or spinners

7. Style Selection (MEDIUM)

• style-match - Match style to product type
• consistency - Use same style across all pages
• no-emoji-icons - Use SVG icons, not emojis

8. Charts & Data (LOW)

• chart-type - Match chart type to data type
• color-guidance - Use accessible color palettes
• data-table - Provide table alternative for accessibility