          <button class="benchmark-button" onclick="runVanillaReactiveBenchmark()">Vanilla Reactive</button>
            <button class="benchmark-button" onclick="clearResults()">Clear</button>
            <button class="benchmark-button" onclick="stopUpdates()">Stop Updates</button>
        </div>
        
        <div id="results" class="results" style="display: none;">
            <h3>Benchmark Results</h3>
            <div id="metrics"></div>
        </div>
        
        <div id="app"></div>
    </di