`); printWindow.document.close(); printWindow.print(); }// Export PDF function exportPDF() { alert('PDF Export - Would generate PDF with all items'); }// Copy Summary function copySummary() { const text = `Scrap Estimate Total: ${document.getElementById('grandTotal').textContent}\nItems: ${items.length}`; navigator.clipboard.writeText(text); alert('Copied to clipboard!'); }// Share Summary function shareSummary() { const text = `Scrap Estimate: ${document.getElementById('grandTotal').textContent}`; if (navigator.share) { navigator.share({ title: 'Scrap Estimate', text: text }); } else { copySummary(); } }// Save Estimate function saveEstimate() { const estimate = { date: new Date().toISOString(), items: items, total: document.getElementById('grandTotal').textContent }; localStorage.setItem('savedEstimate', JSON.stringify(estimate)); alert('Estimate saved!'); }// Load Estimate function loadEstimate() { const saved = localStorage.getItem('savedEstimate'); if (saved) { const estimate = JSON.parse(saved); items = estimate.items; renderUniversalTable(); updateSummary(); alert('Estimate loaded!'); } else { alert('No saved estimate found'); } }// Quick Calculate function quickCalculate() { const quickRate = prompt('Enter rate per KG:', '100'); const quickWeight = prompt('Enter weight in KG:', '10'); if (quickRate && quickWeight) { const total = parseFloat(quickRate) * parseFloat(quickWeight); alert(`Quick Total: ₹${total.toFixed(2)}`); } }// Initialize window.onload = init;