Harness-engineering css-performance-patterns

name: css-performance-patterns version: '1.0.0' description: Optimize CSS performance with content-visibility, containment, and render-efficient patterns stability: static cognitive_mode: advisory-guide type: knowledge tier: 3 triggers:

• manual platforms:
• claude-code
• gemini-cli
• cursor
• codex tools: [] paths:
• '**/*.css'
• 'tailwind.config.*'
• '**/*.tsx' related_skills:
• css-tailwind-pattern
• css-layout-patterns
• css-animation-pattern
• perf-critical-rendering-path
• perf-style-calculation
• perf-layout-reflow
• perf-paint-compositing
• perf-largest-contentful-paint stack_signals:
• tailwind
• css
• typescript keywords:
• performance
• content-visibility
• containment
• will-change
• CLS
• LCP metadata: author: community upstream: 'web.dev/css-performance' state: persistent: false files: [] depends_on: []