feat: update server port to 3003 and enhance logging; refactor frontend styles and components for improved UI/UX

- Changed server port from 3000 to 3003 in backend.
- Updated logging message for server startup.
- Refactored global CSS styles for a neon theme with new color variables.
- Introduced responsive typography and layout adjustments in frontend.
- Added new components: EmptyState and GameCover for better game display.
- Implemented loading states and error handling in the Home page.
- Updated API base URL to match new server port.

backend/src/index.ts

@@ -3,14 +3,15 @@ import { buildApp } from './app';
 
 dotenv.config();
 
-const port = Number(process.env.PORT ?? 3000);
+const port = Number(process.env.PORT ?? 3003);
 const app = buildApp();
 
 const start = async () => {
+  const host = '0.0.0.0';
+
   try {
-    await app.listen({ port, host: '0.0.0.0' });
-    // eslint-disable-next-line no-console
-    console.log(`Server listening on http://0.0.0.0:${port}`);
+    await app.listen({ port, host });
+    console.log(`🚀 Server ready and listening on http://${host}:${port}`);
   } catch (err) {
     app.log.error(err);
     process.exit(1);