`; }; nextBtn.addEventListener('click', () => { if (currentTab < totalTabs) { currentTab++; updateUI(); } }); prevBtn.addEventListener('click', () => { if (currentTab > 1) { currentTab--; updateUI(); } }); tabButtons.forEach(btn => { btn.addEventListener('click', () => { currentTab = parseInt(btn.dataset.tab); updateUI(); }); }); downloadPdfBtn.addEventListener('click', () => { const { jsPDF } = window.jspdf; const pdfContent = document.getElementById('summary-content'); const pdfHeader = document.getElementById('pdf-header'); if (!pdfContent || !pdfHeader) return; document.getElementById('pdf-assessment-date').textContent = new Date().toLocaleDateString('en-US'); pdfHeader.classList.remove('hidden'); html2canvas(pdfContent, { scale: 2, useCORS: true }).then(canvas => { const imgData = canvas.toDataURL('image/png'); const pdf = new jsPDF({ orientation: 'portrait', unit: 'pt', format: 'a4' }); const pdfWidth = pdf.internal.pageSize.getWidth() - 80; // with margin const imgProps = pdf.getImageProperties(imgData); const imgHeight = (imgProps.height * pdfWidth) / imgProps.width; pdf.addImage(imgData, 'PNG', 40, 40, pdfWidth, imgHeight); pdf.save('Litigation_Cost_Estimate.pdf'); pdfHeader.classList.add('hidden'); }).catch(err => { console.error("Error generating PDF:", err); pdfHeader.classList.add('hidden'); }); }); updateUI(); // Initial call });