.profitability-calculator{max-width:1200px;margin:0 auto;padding:20px}.profitability-calculator h2{color:#333;margin-bottom:30px}.calculator-form{background:#f9f9f9;padding:30px;border-radius:8px;margin-bottom:30px}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;font-weight:500;color:#555}.form-group input,.form-group select{width:100%;padding:10px;border:1px solid #ddd;border-radius:4px;font-size:16px;box-sizing:border-box}.form-group input:focus,.form-group select:focus{outline:none;border-color:#2e7d32;box-shadow:0 0 0 2px rgba(46,125,50,.25)}.calculate-button{min-height:44px;background-color:#2e7d32;color:white;padding:12px 30px;border:none;border-radius:4px;font-size:16px;cursor:pointer;transition:background-color .3s}.calculate-button:hover:not(:disabled){background-color:#1b5e20}.calculate-button:disabled{background-color:#cccccc;cursor:not-allowed}.premium-summary{padding:14px 16px;border:1px solid #c4b5fd;border-radius:8px;background:#f5f3ff;color:#4c1d95;line-height:1.5}.premium-summary a{color:#5b21b6;font-weight:700}.error-message{background-color:#ffebee;color:#c62828;padding:15px;border-radius:4px;margin-bottom:20px;border-left:4px solid #c62828}.result-container{background:#f9f9f9;padding:30px;border-radius:8px;margin-top:20px}.result-container h3{color:#333;margin-bottom:20px}.results-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));grid-gap:20px;gap:20px;margin-bottom:20px}.result-card{background:white;padding:20px;border-radius:8px;box-shadow:0 2px 4px rgba(0,0,0,.1)}.result-card h4{margin-top:0;color:#555;border-bottom:2px solid #2e7d32;padding-bottom:10px}.result-item{display:flex;justify-content:space-between;margin-bottom:10px;padding:8px 0}.result-item span:first-child{color:#666}.value{font-weight:700;font-size:18px}.value.positive{color:#2e7d32}.value.negative{color:#b91c1c}.range-input{margin-top:6px;accent-color:#2e7d32}.form-group .range-input{width:100%}.form-group input[type=number]{margin-bottom:4px}.roi-info{background:white;padding:20px;border-radius:8px;margin-top:20px}.roi-info h4{margin-top:0;color:#555}.roi-info p{font-size:18px;color:#333}.daily-split{background:white;padding:12px 16px;border-radius:8px;margin-bottom:16px;box-shadow:0 1px 3px rgba(0,0,0,.08)}.split-label-row{display:flex;justify-content:space-between;font-size:.85rem;color:#555;margin-bottom:6px}.split-percent{font-weight:600;color:#2e7d32}.split-bar{height:10px;background:#f0f0f0;border-radius:5px;overflow:hidden;display:flex}.split-bar .bar{height:100%;transition:width .3s ease}.split-bar .bar.revenue{background:#2e7d32}.split-bar .bar.cost{background:#b91c1c}@media (max-width:768px){.profitability-calculator{padding:10px}.calculator-form{padding:15px}.results-grid{grid-template-columns:1fr}.form-group input,.form-group select{font-size:16px}.pricing-grid{grid-template-columns:1fr}}