function logToConsole(message) {
            document.getElementById('consoleOutput').innerHTML += message + '<br>';
            document.getElementById('consoleOutput').scrollTop = document.getElementById('consoleOutput').scrollHeight;
        }
        function updateVisualization() {
            const vizEl = document.getElementById('blockchainViz');
            vizEl.innerHTML = '';
            blockchain.chain.forEach(block => {
                const blockEl = document.createElement('div');
                blockEl.className = 'block w-64 text-center';
                blockEl.innerHTML = `
                    <p><strong>Block #${block.index}</strong></p>
                    <p class="truncate">Hash: ${block.hash}</p>
                    <p>Txs: ${block.transactions.length}</p>
                `;
                vizEl.appendChild(blockEl);
            });