/*!/wp-content/plugins/rf-calculator-plugin-1.0.3/assets/css/rf-calculator.css*/#rf-calculator-container{max-width:800px;margin:20px 0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif}.rf-calculator-wrapper{background:#f8f9fa;border:1px solid #e9ecef;border-radius:8px;padding:30px;box-shadow:0 2px 4px rgb(0 0 0 / .1)}.rf-calculator-title{color:#333;margin-bottom:15px;font-size:24px;font-weight:600}.rf-calculator-description{color:#666;margin-bottom:25px;line-height:1.6}.rf-calculator-form h4{color:#0073aa;margin-bottom:20px;font-size:18px;font-weight:500}.rf-input-section{background:#fff;padding:25px;border-radius:6px;border:1px solid #ddd;margin-bottom:20px}.rf-input-group{display:flex;gap:15px;margin-bottom:20px;align-items:center}#rf-frequency-input{flex:2;min-width:200px;padding:14px 18px;border:2px solid #ddd;border-radius:4px;font-size:18px;font-weight:500;transition:border-color 0.3s}#rf-frequency-input:focus{outline:none;border-color:#0073aa}#rf-frequency-unit{padding:14px 18px;border:2px solid #ddd;border-radius:4px;font-size:18px;font-weight:500;background:#fff;min-width:100px;flex-shrink:0}.rf-button-group{display:flex;gap:10px}.rf-btn{padding:12px 24px;border:none;border-radius:4px;font-size:16px;font-weight:500;cursor:pointer;transition:all 0.3s}.rf-btn-primary{background:#4a90a4;color:#fff}.rf-btn-primary:hover{background:#3a7a8a}.rf-btn-secondary{background:#6c757d;color:#fff}.rf-btn-secondary:hover{background:#5a6268}.rf-result-section{background:#fff3cd;padding:20px;border-radius:6px;border:1px solid #ffeaa7;margin-bottom:20px}.rf-result-section h4{color:#856404;margin-bottom:15px}.rf-result-item{display:flex;justify-content:space-between;align-items:center}.rf-result-item label{font-weight:500;color:#856404}.rf-result-value{background:#fff;padding:8px 12px;border-radius:4px;border:1px solid #ffeaa7;font-family:monospace;font-size:16px;min-width:150px;text-align:right}.rf-unit{margin-left:8px;color:#666}.rf-formula-section{margin-top:30px;padding-top:20px;border-top:2px solid #e9ecef}.rf-formula-section h4{color:#333;margin-bottom:20px}.rf-formula-content{display:flex;gap:30px;align-items:flex-start}.rf-formula-text{flex:1}.rf-formula-text p{margin-bottom:10px;font-size:16px}.rf-formula-text ul{margin-left:20px}.rf-formula-text li{margin-bottom:5px}.rf-wave-diagram{flex-shrink:0;background:#fff;padding:15px;border-radius:6px;border:1px solid #ddd}@media (max-width:768px){.rf-calculator-wrapper{padding:20px}.rf-input-group{flex-direction:column;align-items:stretch}.rf-button-group{flex-direction:column}.rf-formula-content{flex-direction:column;gap:20px}.rf-result-item{flex-direction:column;align-items:stretch;gap:10px}.rf-result-value{text-align:center}}