:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --accent-color: #e74c3c;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --danger-color: #c0392b;
    --light-color: #ecf0f1;
    --dark-color: #2c3e50;
    --text-color: #333;
    --border-radius: 8px;
    --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

.sccc-calculator-container .colorblind-mode {
    --primary-color: #000000;
    --secondary-color: #0072B2;
    --accent-color: #D55E00;
    --success-color: #009E73;
    --warning-color: #F0E442;
    --danger-color: #CC79A7;
}

.sccc-calculator-container * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.sccc-calculator-container body {
    background-color: #f8f9fa;
    color: var(--text-color);
    line-height: 1.6;
}

.sccc-calculator-container .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.sccc-calculator-container header {
    text-align: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid #ddd;
}

.sccc-calculator-container .card {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 20px;
    margin-bottom: 20px;
    transition: var(--transition);
}

.sccc-calculator-container .card:hover {
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.sccc-calculator-container .card-title {
    color: var(--primary-color);
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid #eee;
}

.sccc-calculator-container .form-group {
    margin-bottom: 15px;
}

.sccc-calculator-container label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
}

.sccc-calculator-container input, .sccc-calculator-container select {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-size: 16px;
    transition: var(--transition);
}

.sccc-calculator-container input:focus, .sccc-calculator-container select:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
}

.sccc-calculator-container .units-selector {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}

.sccc-calculator-container .units-selector button {
    flex: 1;
    padding: 10px;
    background-color: #f1f1f1;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
}

.sccc-calculator-container .units-selector button.active {
    background-color: var(--secondary-color);
    color: white;
    border-color: var(--secondary-color);
}

.sccc-calculator-container .input-row {
    display: flex;
    gap: 15px;
}

.sccc-calculator-container .input-row .form-group {
    flex: 1;
}

.sccc-calculator-container .toggle-container {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
}

.sccc-calculator-container .toggle-switch {
    position: relative;
    display: inline-block;
    width: 60px;
    height: 34px;
}

.sccc-calculator-container .toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.sccc-calculator-container .toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: .4s;
    border-radius: 34px;
}

.sccc-calculator-container .toggle-slider:before {
    position: absolute;
    content: "";
    height: 26px;
    width: 26px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

.sccc-calculator-container input:checked + .toggle-slider {
    background-color: var(--secondary-color);
}

.sccc-calculator-container input:checked + .toggle-slider:before {
    transform: translateX(26px);
}

.sccc-calculator-container .btn {
    display: inline-block;
    padding: 12px 24px;
    background-color: var(--secondary-color);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    transition: var(--transition);
    text-align: center;
}

.sccc-calculator-container .btn:hover {
    background-color: #2980b9;
    transform: translateY(-2px);
}

.sccc-calculator-container .btn-success {
    background-color: var(--success-color);
}

.sccc-calculator-container .btn-success:hover {
    background-color: #219955;
}

.sccc-calculator-container .btn-danger {
    background-color: var(--danger-color);
}

.sccc-calculator-container .btn-danger:hover {
    background-color: #a93226;
}

.sccc-calculator-container .btn-group {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

.sccc-calculator-container .btn-group .btn {
    flex: 1;
}

.sccc-calculator-container .results-section {
    display: none;
    margin-top: 30px;
}

.sccc-calculator-container .results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.sccc-calculator-container .result-card {
    text-align: center;
    padding: 20px;
    border-radius: var(--border-radius);
    color: white;
}

.sccc-calculator-container .result-card.low {
    background-color: var(--success-color);
}

.sccc-calculator-container .result-card.moderate {
    background-color: var(--warning-color);
    color: #333;
}

.sccc-calculator-container .result-card.high {
    background-color: var(--danger-color);
}

.sccc-calculator-container .result-value {
    font-size: 2.5rem;
    font-weight: 700;
    margin: 10px 0;
}

.sccc-calculator-container .result-label {
    font-size: 1.2rem;
    opacity: 0.9;
}

.sccc-calculator-container .step-calculation {
    background-color: #f8f9fa;
    border-left: 4px solid var(--secondary-color);
    padding: 15px;
    margin-bottom: 15px;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

.sccc-calculator-container .step-title {
    font-weight: 600;
    margin-bottom: 5px;
    color: var(--primary-color);
}

.sccc-calculator-container .step-formula {
    font-family: 'Courier New', monospace;
    background-color: #eee;
    padding: 5px 10px;
    border-radius: 4px;
    margin: 10px 0;
    display: inline-block;
}

.sccc-calculator-container .recommendations {
    margin-top: 30px;
}

.sccc-calculator-container .recommendation-item {
    padding: 15px;
    background-color: #f0f7ff;
    border-left: 4px solid var(--secondary-color);
    margin-bottom: 10px;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

.sccc-calculator-container .charts-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 30px;
}

.sccc-calculator-container .chart-card {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 20px;
}

.sccc-calculator-container .chart-title {
    color: var(--primary-color);
    margin-bottom: 15px;
    text-align: center;
}

.sccc-calculator-container .trademark {
    position: fixed;
    bottom: 10px;
    right: 10px;
    font-size: 12px;
    color: #999;
}

@media (max-width: 768px) {
    .sccc-calculator-container .input-row {
        flex-direction: column;
        gap: 0;
    }
    
    .sccc-calculator-container .charts-container {
        grid-template-columns: 1fr;
    }
    
    .sccc-calculator-container .btn-group {
        flex-direction: column;
    }
}