Converted to Material UI v7 - bare.

README.md

@@ -4,7 +4,7 @@ A React-based web application for testing and validating JMESPath expressions ag
 
 ![JMESPath Testing Tool](https://img.shields.io/badge/React-18.2.0-blue?style=flat-square&logo=react)
 ![Node.js](https://img.shields.io/badge/Node.js-24%20LTS-green?style=flat-square&logo=node.js)
-![Bootstrap](https://img.shields.io/badge/Bootstrap-5.3.2-purple?style=flat-square&logo=bootstrap)
+![Material UI](https://img.shields.io/badge/Material--UI-v7-007FFF?style=flat-square&logo=mui)
 
 ## Features
 
@@ -127,7 +127,7 @@ MAX_SESSIONS=200 MAX_SAMPLE_SIZE=2097152 LISTEN_PORT=8080 node server.js
 ## Technology Stack
 
 - **React 18.2.0**: Frontend framework with modern hooks and components
-- **Bootstrap 5.3.2**: CSS framework with dark/light theme support
+- **Material UI v7**: Modern React component library following Material 3 Design principles.
 - **JMESPath 0.16.0**: JMESPath expression evaluation library
 - **Express.js 4.19.2**: Backend API server with session management
 - **Node.js 24 LTS**: Runtime environment