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`; } }; const navigateTab = (n) => { const newIndex = currentTab + n; if (newIndex >= 0 && newIndex < tabs.length) { showTab(newIndex); } }; const downloadPDF = () => { const { jsPDF } = window.jspdf; const doc = new jsPDF({ orientation: 'p', unit: 'pt', format: 'a4' }); const data = Array.from(document.querySelectorAll('input, textarea')).reduce((acc, input) => { if (input.id) acc[input.id] = input.value; return acc; }, {}); const theme = document.querySelector('input[name="theme"]:checked').value; const page = { width: doc.internal.pageSize.getWidth(), height: doc.internal.pageSize.getHeight() }; const margin = 50; let y = 0; // --- Theme Setup --- let colors, fonts; if (theme === 'modern') { colors = { bg: '#FFFFFF', primary: '#111827', secondary: '#6B7280', accent: '#374151'}; fonts = { main: 'helvetica', heading: 'helvetica' }; } else { // corporate colors = { bg: '#FFFFFF', primary: '#1E3A8A', secondary: '#4B5563', accent: '#3B82F6'}; fonts = { main: 'helvetica', heading: 'helvetica' }; } // --- Helper Function --- const addSection = (title, textContent, options = {}) => { if (!textContent) return; const textLines = doc.splitTextToSize(textContent, page.width - margin * 2 - (options.indent || 0)); const spaceNeeded = textLines.length * 15 + (title ? 40 : 15); if (y + spaceNeeded > page.height - margin) { doc.addPage(); y = margin; } if(title){ y += 25; doc.setFont(fonts.heading, 'bold'); doc.setFontSize(14); doc.setTextColor(colors.primary); doc.text(title, margin, y); y += 20; } doc.setFont(fonts.main, options.fontStyle || 'normal'); doc.setFontSize(10); doc.setTextColor(colors.secondary); doc.text(textLines, margin + (options.indent || 0), y); y += textLines.length * 14; }; // --- PDF Header --- y = margin; doc.setFont(fonts.heading, 'bold'); doc.setFontSize(22); doc.setTextColor(colors.primary); const headlineLines = doc.splitTextToSize(data.headline || "Case Study", page.width - margin * 2); doc.text(headlineLines, margin, y); y += headlineLines.length * 25; doc.setFont(fonts.main, 'normal'); doc.setFontSize(11); doc.setTextColor(colors.secondary); doc.text(`Client: ${data.clientName || 'N/A'} | Industry: ${data.clientIndustry || 'N/A'}`, margin, y); y += 15; doc.setDrawColor(colors.accent); doc.setLineWidth(1.5); doc.line(margin, y, page.width - margin, y); // --- PDF Body --- addSection('The Challenge', data.theProblem); addSection('The Stakes', data.theStakes); addSection('The Solution', data.ourApproach); addSection('Implementation', data.actionsTaken); addSection('Results', data.keyMetrics); // --- Testimonial Block --- if (data.testimonial) { const quoteText = `“${data.testimonial.replace(/”|“/g, '')}”`; const textLines = doc.splitTextToSize(quoteText, page.width - (margin * 2) - 30); const boxHeight = textLines.length * 14 + 30; if(y + boxHeight > page.height - margin){ doc.addPage(); y = margin; } y += 20; doc.setFillColor(theme === 'modern' ? '#F9FAFB' : '#EFF6FF'); doc.setDrawColor(theme === 'modern' ? '#E5E7EB' : '#BFDBFE'); doc.setLineWidth(1); doc.rect(margin, y, page.width - margin * 2, boxHeight, 'FD'); doc.setFont(fonts.main, 'italic'); doc.setFontSize(11); doc.setTextColor(colors.primary); doc.text(textLines, margin + 15, y + 20); } doc.save(`${(data.clientName || 'case-study').replace(/\s+/g, '-').toLowerCase()}.pdf`); }; // Event Listeners tabs.forEach((tab, index) => tab.addEventListener('click', () => showTab(index))); prevBtn.addEventListener('click', () => navigateTab(-1)); nextBtn.addEventListener('click', () => navigateTab(1)); downloadPdfBtn.addEventListener('click', downloadPDF); // Initialization showTab(0); });