feat: enhance about section with detailed research description and focus areas

Author: devshafi

index.html

@@ -142,9 +142,11 @@ <h1>Fozle Rabbi Shafi</h1>
     <section id="about" class="section card reveal">
       <h2>About</h2>
       <p>
-        PhD student in Computing at Queen&rsquo;s University, researching AI-driven cybersecurity for
-        cyber-physical systems using generative AI and deep neural networks, with applications in
-        autonomous vehicles.
+        I am a PhD student in Computing specializing in AI-driven cybersecurity. My research focuses
+        on strengthening the security of cyber-physical systems through advanced AI techniques such
+        as generative AI and deep neural networks. Although autonomous vehicles are one of my key
+        application areas, my work broadly addresses security challenges across diverse
+        cyber-physical systems.
       </p>
       <p>
         Before starting my PhD, I completed my MSc in Computing at Queen's University after more than