nt" id="html-tab">
        <div class="code-display" id="htmlDisplay"></div>
      </div>

      <div class="tab-content" id="css-tab">
        <div class="code-display" id="cssDisplay">/* Styles are inlined in this demo.
          * In a real Juris app, you'd use CSS classes:
          *
          * .hello-container { ... }
          * .counter-display { ... }
          * .todo-app { ... }
          *
          * This promotes better performance by keeping
          * JavaScript bundle sizes smaller.
     