:root { 
            --accent-color: #1a365d;
            --light-gray: #f8f9fa;
            --border-color: #eaeaea;
            --text-color: #333;
            --text-muted: #6c757d;
            --genetics-purple: #6f42c1;
            --genetics-blue: #4a6fa5;
            --genetics-green: #28a745;
            --genetics-teal: #20c997;
            --confidence-orange: #fd7e14;
            --error-red: #dc3545;
        }
       
        /* Genetic Summary */
        .genetic-summary {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1.5rem;
            margin: 2rem 0;
        }
        
        .genetic-item {
            background: white;
            border-radius: 8px;
            padding: 1.5rem;
            border: 1px solid var(--border-color);
            box-shadow: 0 2px 4px rgba(0,0,0,0.05);
        }
        
        .genetic-item h4 {
            font-size: 1rem;
            color: var(--text-muted);
            margin-bottom: 0.5rem;
        }
        
        .genetic-item .value {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary-color);
        }
        
        .genetic-item .detail {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-top: 0.5rem;
        }
         
        .genetics-info-box {
            background-color: rgba(111, 66, 193, 0.05);
            border-left: 3px solid var(--genetics-purple);
            padding: 1rem;
            border-radius: 0 4px 4px 0;
            margin: 1.5rem 0;
        }
        
        /* Confidence Interval Styles */
        .confidence-interval {
            background-color: rgba(253, 126, 20, 0.05);
            border-left: 3px solid var(--confidence-orange);
            padding: 1rem;
            border-radius: 0 4px 4px 0;
            margin: 1.5rem 0;
        }
        
        .confidence-value {
            color: var(--confidence-orange);
            font-weight: 700;
        }
        
        .ci-visualization {
            height: 60px;
            position: relative;
            margin: 1.5rem 0;
            background-color: #f8f9fa;
            border-radius: 8px;
            padding: 10px;
        }
        
        .ci-scale {
            height: 20px;
            background: linear-gradient(to right, var(--genetics-teal) 0%, var(--genetics-blue) 50%, var(--genetics-purple) 100%);
            border-radius: 10px;
            position: relative;
        }
        
        .ci-marker {
            position: absolute;
            top: -5px;
            width: 2px;
            height: 30px;
            background-color: var(--error-red);
        }
        
        .ci-point {
            position: absolute;
            top: -10px;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background-color: var(--primary-color);
            transform: translateX(-50%);
        }
        
        /* Statistical Summary Table */
        .stat-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
        }
        
        .stat-table th, .stat-table td {
            padding: 0.75rem;
            text-align: left;
            border-bottom: 1px solid var(--border-color);
        }
        
        .stat-table th {
            background-color: var(--light-gray);
            font-weight: 600;
        }
        
        .stat-table tr:hover {
            background-color: rgba(74, 111, 165, 0.05);
        }
        
        /* Power Analysis */
        .power-analysis {
            background-color: rgba(32, 201, 151, 0.05);
            border-left: 3px solid var(--genetics-teal);
            padding: 1rem;
            border-radius: 0 4px 4px 0;
            margin: 1.5rem 0;
        }
         
        /* Toggle switch for calculation modes */
        .calculation-modes {
            display: flex;
            background-color: var(--light-gray);
            border-radius: 6px;
            padding: 4px;
            margin-bottom: 1.5rem;
            flex-wrap: wrap;
        }
        
        .mode-btn {
            flex: 1;
            text-align: center;
            padding: 0.75rem;
            border-radius: 4px;
            cursor: pointer;
            transition: all 0.3s;
            font-weight: 600;
            min-width: 150px;
            margin: 2px;
        }
        
        .mode-btn.active {
            background-color: var(--primary-color);
            color: white;
        }
         
        /* Mode-specific form styling */
        .mode-form {
            display: none;
        }
        
        .mode-form.active {
            display: block;
        }
        
        /* Genetics-specific styling */
        .genetics-alert {
            background-color: rgba(111, 66, 193, 0.1);
            border-left: 4px solid var(--genetics-purple);
            padding: 1rem;
            margin: 1rem 0;
            border-radius: 0 4px 4px 0;
        }
        
        .high-heritability {
            color: var(--genetics-purple);
            font-weight: 600;
        }
        
        .moderate-heritability {
            color: var(--genetics-blue);
            font-weight: 600;
        }
        
        .low-heritability {
            color: var(--genetics-teal);
            font-weight: 600;
        }
        
        .reference-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
        }
        
        .reference-table th, .reference-table td {
            padding: 0.75rem;
            text-align: left;
            border: 1px solid var(--border-color);
        }
        
        .reference-table th {
            background-color: var(--light-gray);
            font-weight: 600;
        }
        
        .reference-table tr:nth-child(even) {
            background-color: rgba(74, 111, 165, 0.05);
        }
        
        .generating-indicator {
            display: none;
            text-align: center;
            padding: 1rem;
            color: var(--text-muted);
        }
        
        /* Heritability specific styles */
        .heritability-bar {
            height: 20px;
            background-color: #e9ecef;
            border-radius: 10px;
            margin: 1rem 0;
            overflow: hidden;
        }
        
        .heritability-fill {
            height: 100%;
            border-radius: 10px;
            transition: width 0.5s ease;
        }
        
        .heritability-value {
            font-size: 2rem;
            font-weight: 700;
            margin: 1rem 0;
        }
        
        .heritability-interpretation {
            padding: 1.5rem;
            border-radius: 8px;
            margin: 1.5rem 0;
            border-left: 5px solid;
        }
        
        .interpretation-high {
            background-color: rgba(111, 66, 193, 0.1);
            border-left-color: var(--genetics-purple);
        }
        
        .interpretation-moderate {
            background-color: rgba(74, 111, 165, 0.1);
            border-left-color: var(--genetics-blue);
        }
        
        .interpretation-low {
            background-color: rgba(32, 201, 151, 0.1);
            border-left-color: var(--genetics-teal);
        }
        
        .heritability-chart-container {
            position: relative;
            height: 300px;
            width: 100%;
            margin: 1.5rem 0;
        }
        
        .heritability-status-indicator {
            display: inline-block;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            margin-right: 8px;
        }
        
        .status-high {
            background-color: var(--genetics-purple);
        }
        
        .status-moderate {
            background-color: var(--genetics-blue);
        }
        
        .status-low {
            background-color: var(--genetics-teal);
        }
        
        .heritability-formula {
            font-family: 'Courier New', monospace;
            background-color: #f8f9fa;
            padding: 1rem;
            border-radius: 6px;
            border-left: 4px solid var(--genetics-purple);
            margin: 1rem 0;
        }
        
        /* Age adjustment section */
        .age-adjustment {
            background-color: rgba(108, 117, 125, 0.05);
            border-left: 3px solid #6c757d;
            padding: 1rem;
            border-radius: 0 4px 4px 0;
            margin: 1.5rem 0;
        }
        
        /* Sample size warnings */
        .sample-warning {
            background-color: rgba(255, 193, 7, 0.1);
            border-left: 3px solid var(--warning-color);
            padding: 0.75rem;
            border-radius: 0 4px 4px 0;
            margin: 0.5rem 0;
            font-size: 0.9rem;
        }
        
        /* Advanced options toggle */
        .advanced-toggle {
            cursor: pointer;
            color: var(--primary-color);
            font-weight: 600;
            margin: 1rem 0;
            display: inline-block;
        }
        
        .advanced-content {
            display: none;
            margin: 1rem 0;
            padding: 1rem;
            background-color: rgba(74, 111, 165, 0.05);
            border-radius: 6px;
        }
        
        .advanced-content.show {
            display: block;
        }
        
        /* Statistical significance indicators */
        .sig-indicator {
            display: inline-block;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            margin-right: 5px;
        }
        
        .sig-high {
            background-color: var(--genetics-green);
        }
        
        .sig-medium {
            background-color: var(--warning-color);
        }
        
        .sig-low {
            background-color: var(--error-red);
        }