docs: improve clarity and organization of requirements section

website/docs/installation.mdx

@@ -21,8 +21,21 @@ Use **[docusaurus.new](https://docusaurus.new)** to test Docusaurus immediately
 
 ## Requirements {#requirements}
 
-- [Node.js](https://nodejs.org/en/download/) version 18.0 or above (which can be checked by running `node -v`). You can use [nvm](https://github.com/nvm-sh/nvm) for managing multiple Node versions on a single machine installed.
-  - When installing Node.js, you are recommended to check all checkboxes related to dependencies.
+### Node.js
+- **Version Requirements**: [Node.js](https://nodejs.org/en/download/) version 18.0 or above
+  - Verify your version by running `node -v` in your terminal
+  - You can use [nvm](https://github.com/nvm-sh/nvm) to manage multiple Node versions on your machine
+
+### Installation Notes
+- When installing Node.js, check all checkboxes related to dependencies
+- This ensures all necessary build tools are installed
+- NPM (Node Package Manager) will be installed automatically with Node.js
+
+### Package Managers
+You can use any of these package managers to create a new Docusaurus site:
+- `npm` (comes with Node.js)
+- `yarn`
+- `pnpm`
 
 ## Scaffold project website {#scaffold-project-website}