:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;background:#f8f9fa;min-height:100vh}.app-container{max-width:1400px;margin:0 auto;padding:2rem}.app-header{text-align:center;color:#212529;margin-bottom:2rem;padding:1.5rem;background:#fff;border-radius:12px;box-shadow:0 2px 8px #00000014}.app-header h1{font-size:2rem;margin-bottom:.5rem;font-weight:700}.app-header p{font-size:1rem;color:#6c757d}.campaign-overview{background:#fff;border-radius:12px;padding:1.5rem;margin-bottom:1.5rem;box-shadow:0 2px 8px #00000014}.overview-summary h2{color:#212529;font-size:1.5rem;margin-bottom:.5rem;font-weight:600}.overview-summary p{color:#6c757d;font-size:1rem;margin-bottom:1.5rem;line-height:1.5}.quick-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:1rem;margin-bottom:1.5rem}.stat{background:#f8f9fa;border:1px solid #dee2e6;border-radius:8px;padding:.75rem;text-align:center}.stat-label{display:block;font-size:.8rem;color:#6c757d;margin-bottom:.25rem;text-transform:uppercase;letter-spacing:.5px}.stat-value{display:block;font-size:1.25rem;font-weight:700;color:#06c}.details-toggle{background:#06c;color:#fff;border:none;padding:.5rem 1rem;border-radius:6px;font-size:.9rem;cursor:pointer;display:flex;align-items:center;gap:.5rem;transition:background .2s}.details-toggle:hover{background:#0057b3}.campaign-details{margin-top:2rem;padding-top:1.5rem;border-top:1px solid #dee2e6;display:grid;gap:1.5rem}.campaign-details section{background:#f8f9fa;border-radius:8px;padding:1rem}.campaign-details h3{color:#212529;font-size:1.1rem;margin-bottom:.75rem;font-weight:600}.campaign-details h4{color:#495057;font-size:.95rem;margin-top:.75rem;margin-bottom:.5rem;font-weight:600}.campaign-details ul{list-style:none;padding:0;margin:0}.campaign-details li{color:#6c757d;font-size:.9rem;padding:.25rem 0 .25rem 1rem;position:relative}.campaign-details li:before{content:"•";color:#06c;position:absolute;left:0}.campaign-details strong{color:#212529;font-weight:600}.main-content{display:grid;grid-template-columns:minmax(320px,400px) 1fr;gap:1.5rem;min-height:calc(100vh - 200px)}.left-panel{background:#fff;border-radius:12px;padding:1.5rem;overflow-y:auto;box-shadow:0 2px 8px #00000014;max-height:calc(100vh - 120px)}.right-panel{display:flex;flex-direction:column;gap:1.5rem;overflow-y:auto}.calculator-container{display:flex;flex-direction:column;gap:1.5rem}.calculator-container h2{display:flex;align-items:center;gap:.5rem;color:#212529;font-size:1.25rem;border-bottom:2px solid #dee2e6;padding-bottom:.5rem;font-weight:600}.input-section{display:flex;flex-direction:column;gap:1rem}.input-section h3{display:flex;align-items:center;gap:.5rem;color:#495057;font-size:1rem;margin-bottom:.5rem;font-weight:600}.input-group{display:flex;flex-direction:column;gap:.25rem;margin-bottom:.75rem}.input-group label{font-size:.9rem;font-weight:500;color:#374151}.input-group input{padding:.5rem;border:2px solid #e5e7eb;border-radius:6px;font-size:1rem;transition:border-color .2s}.input-group input:focus{outline:none;border-color:#06c;box-shadow:0 0 0 3px #0066cc1a}.input-group .helper{font-size:.8rem;color:#6b7280}.input-group .result{font-size:.85rem;color:#06c;font-weight:500}.input-group .result.highlight{color:#fff;font-weight:600;background:#28a745;padding:3px 8px;border-radius:4px;display:inline-block}.roi-metrics{background:#fff;border-radius:12px;padding:1.5rem;box-shadow:0 2px 8px #00000014}.roi-metrics h2{display:flex;align-items:center;gap:.5rem;color:#212529;font-size:1.25rem;margin-bottom:1.5rem;border-bottom:2px solid #dee2e6;padding-bottom:.5rem;font-weight:600}.metrics-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem;margin-bottom:1.5rem}.metric-card{background:#f9fafb;padding:1rem;border-radius:8px;border:1px solid #e5e7eb}.metric-card.highlight{background:linear-gradient(135deg,#06c,#004a99);color:#fff}.metric-label{font-size:.9rem;color:#6b7280;margin-bottom:.5rem}.metric-card.highlight .metric-label{color:#ffffffe6}.metric-value{font-size:1.5rem;font-weight:700;display:flex;align-items:center;gap:.5rem}.metric-value.large{font-size:2rem}.metric-value.positive{color:#10b981}.metric-value.negative{color:#ef4444}.metric-card.highlight .metric-value{color:#fff}.metric-breakdown{font-size:.8rem;color:#6b7280;margin-top:.5rem}.insight-panel{display:flex;align-items:center;gap:.5rem;padding:1rem;border-radius:8px;background:#f3f4f6;margin-bottom:1.5rem}.insight-text{font-size:.95rem}.insight-text.excellent{color:#059669}.insight-text.good{color:#10b981}.insight-text.moderate{color:#f59e0b}.insight-text.low{color:#f97316}.insight-text.negative{color:#ef4444}.comparison-metrics h3{display:flex;align-items:center;gap:.5rem;color:#495057;font-size:1rem;margin-bottom:1rem;font-weight:600}.kpi-row{display:grid;grid-template-columns:1fr auto auto;gap:1rem;padding:.75rem 0;border-bottom:1px solid #e5e7eb}.kpi-label{font-size:.9rem;color:#4b5563}.kpi-value{font-weight:600;font-size:1rem}.kpi-benchmark{font-size:.85rem;color:#6b7280}.action-items{margin-top:1.5rem}.action-items h3{font-size:1rem;color:#212529;margin-bottom:.75rem;font-weight:600}.action-item{display:flex;align-items:center;gap:.5rem;padding:.5rem;background:#fef3c7;border-left:3px solid #f59e0b;border-radius:4px;margin-bottom:.5rem;font-size:.9rem;color:#92400e}.funnel-visualization{background:#fff;border-radius:12px;padding:1.5rem;box-shadow:0 2px 8px #00000014}.funnel-visualization h2{display:flex;align-items:center;gap:.5rem;color:#212529;font-size:1.25rem;margin-bottom:1.5rem;border-bottom:2px solid #dee2e6;padding-bottom:.5rem;font-weight:600}.funnel-container{margin-bottom:2rem}.funnel-bars{display:flex;flex-direction:column;gap:1rem}.funnel-stage{display:flex;flex-direction:column;gap:.5rem}.stage-header{display:flex;align-items:center;gap:.5rem;font-size:.9rem}.stage-name{font-weight:500;color:#374151}.stage-value{margin-left:auto;font-weight:600;color:#06c}.stage-bar-container{position:relative;height:32px;background:#f3f4f6;border-radius:4px;overflow:hidden}.stage-bar{height:100%;display:flex;align-items:center;justify-content:flex-end;padding-right:.5rem;transition:width .3s ease}.stage-percentage{color:#fff;font-size:.85rem;font-weight:600}.dropoff-rate{font-size:.8rem;color:#ef4444;margin-left:2rem}.charts-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;margin-bottom:1.5rem}.chart-container{padding:1rem;background:#f9fafb;border-radius:8px;border:1px solid #e5e7eb}.chart-container h3{font-size:1rem;color:#4b5563;margin-bottom:1rem}.funnel-insights h3{font-size:1rem;color:#212529;margin-bottom:1rem;font-weight:600}.insights-grid{display:flex;flex-direction:column;gap:.5rem}.insight-card{display:grid;grid-template-columns:100px 60px 1fr;align-items:center;padding:.5rem;border-radius:4px;font-size:.85rem}.insight-card.warning{background:#fef3c7;border-left:3px solid #f59e0b}.insight-stage{font-weight:500;color:#92400e}.insight-rate{font-weight:600;color:#b45309}.insight-tip{color:#78350f}@media (max-width: 1024px){.main-content{grid-template-columns:1fr;gap:1rem}.left-panel{max-width:none;margin:0;max-height:none}.right-panel{padding-bottom:2rem}}@media (max-width: 768px){.app-container{padding:.75rem}.app-header{padding:1rem;margin-bottom:1rem}.app-header h1{font-size:1.5rem}.app-header p{font-size:.9rem}.campaign-overview{padding:1rem}.overview-summary h2{font-size:1.25rem}.overview-summary p{font-size:.9rem}.quick-stats{grid-template-columns:repeat(2,1fr);gap:.75rem}.stat{padding:.5rem}.stat-label{font-size:.75rem}.stat-value{font-size:1.1rem}.details-toggle{font-size:.85rem;padding:.4rem .8rem}.campaign-details section{padding:.75rem}.campaign-details h3{font-size:1rem}.campaign-details h4{font-size:.9rem}.campaign-details li{font-size:.85rem}.left-panel,.roi-metrics,.funnel-visualization{padding:1rem;border-radius:8px}.calculator-container h2,.roi-metrics h2,.funnel-visualization h2{font-size:1.1rem}.input-section h3,.comparison-metrics h3{font-size:.95rem}.input-group{margin-bottom:.5rem}.input-group label{font-size:.85rem}.input-group input{padding:.4rem;font-size:.95rem}.metrics-grid{grid-template-columns:1fr;gap:.75rem}.metric-card{padding:.75rem}.metric-value{font-size:1.25rem}.metric-value.large{font-size:1.5rem}.charts-grid{grid-template-columns:1fr;gap:1rem}.chart-container{padding:.75rem}.kpi-row{grid-template-columns:1fr;gap:.25rem;padding:.5rem 0}.kpi-benchmark{font-size:.8rem}.action-item{font-size:.85rem;padding:.4rem}.funnel-bars{gap:.75rem}.stage-header{font-size:.85rem}.stage-bar-container{height:28px}.stage-percentage{font-size:.8rem}.dropoff-rate{font-size:.75rem;margin-left:1.5rem}.insight-card{grid-template-columns:1fr;gap:.25rem;font-size:.8rem}}@media (max-width: 480px){.app-container{padding:.5rem}.app-header h1{font-size:1.25rem}.left-panel,.roi-metrics,.funnel-visualization{padding:.75rem}.input-group input{padding:.35rem .5rem}.metric-card{padding:.6rem}.metric-label{font-size:.8rem}.metric-value{font-size:1.1rem}.metric-breakdown{font-size:.75rem}}