🔑 Core Web Vitals (Main Metrics) 1. Largest Contentful Paint (LCP) – Loading Performance Measures how long it takes for the main content of a page to load. Example: When a big image or heading becomes visible. 👉 Good Score: Less than 2.5 seconds 👉 Poor Score: More than 4 seconds 📌 How to improve: Optimize images Use fast hosting Enable caching Minimize CSS & JavaScript 2. Interaction to Next Paint (INP) – Responsiveness (Replaced First Input Delay - FID) Measures how quickly a page responds when a user interacts (click, tap, type). 👉 Good Score: Less than 200 milliseconds 👉 Poor Score: More than 500 milliseconds 📌 How to improve: Reduce JavaScript execution time Avoid heavy scripts Use efficient event handling 3. Cumulative Layout Shift (CLS) – Visual Stability Measures how much the layout shifts unexpectedly while loading. 👉 Good Score: Less than 0.1 ...