Update README for clarity and quick start example

Clarify that components can be composed across different framework and component versions. Update the quick start example to use 'area' instead of 'document.body'.

Author: akless

README.md

@@ -13,7 +13,7 @@
 
 **ccmjs** is a lightweight JavaScript framework that implements the **Client-side Component Model (CCM)** — an architecture for building modular, reusable, and dynamically composed web applications.
 
-Components are loaded, configured, and composed dynamically at runtime — even across different framework versions.
+Components are loaded, configured, and composed dynamically at runtime — even across different framework and component versions.
 
 ## 🚀 Quick Start
 
@@ -26,7 +26,7 @@ Include ccmjs:
 Start a component:
 
 ```js
-ccm.start(component, config, document.body);
+ccm.start(component, config, area);
 ```
 
 ## 💡 Quick Example