technical-seolisted

# Technical SEO ## When This Skill Applies - Auditing website technical SEO health - Optimizing Core Web Vitals and page speed - Implementing and validating schema markup - Fixing crawlability and indexation issues - Ensuring mobile-friendliness and site structure ## Core Guidance ### 1. Technical SEO Audit Process ``` Crawl Site -> Check Indexation -> Audit Page Speed -> Validate Schema -> Review Mobile -> Analyze Links -> Score Health -> Prioritize Fixes ``` ### 2. Technical SEO Scoring | Category | Weight | Elements | |----------|--------|----------| | Crawlability | 20% | Robots.txt, sitemap, crawl errors, URL structure | | Indexation | 15% | Index coverage, canonical tags, noindex directives | | Page Speed | 20% | Core Web Vitals (LCP, FID, CLS), TTFB, TBT | | Mobile | 15% | Responsive design, mobile usability, viewport | | Structure | 15% | Heading hierarchy, internal links, breadcrumbs | | Schema | 10% | Structured data, rich snippet eligibility | | Security | 5% | HTTPS, mixed content, security headers | ### 3. Core Web Vitals Thresholds | Metric | Good | Needs Improvement | Poor | |--------|------|-------------------|------| | LCP (Largest Contentful Paint) | <2.5s | 2.5-4.0s | >4.0s | | INP (Interaction to Next Paint) | <200ms | 200-500ms | >500ms | | CLS (Cumulative Layout Shift) | <0.1 | 0.1-0.25 | >0.25 | **Optimization Priorities**: - LCP: Optimize images, preload critical resources, reduce server response time - INP: Minimize JavaScript execution, defer