:root {
            --primary-color: #2c7da0;
            --secondary-color: #a9d6e5;
            --accent-color: #01497c;
            --dna-color: #4daf4a;
            --protein-color: #e41a1c;
            --interaction-color: #984ea3;
            --success-color: #28a745;
            --warning-color: #ffc107;
            --danger-color: #dc3545;
        } 
        
        .hero-section {
            background: linear-gradient(135deg, #2c7da0 0%, #01497c 100%);
            color: white;
            padding: 3rem 0;
            margin-bottom: 2rem;
        }
         
        .sequence-viewer {
            font-family: 'Courier New', monospace;
            font-size: 0.9rem;
            background-color: #f8f9fa;
            border: 1px solid #dee2e6;
            border-radius: 8px;
            padding: 1.5rem;
            margin: 1rem 0;
            overflow-x: auto;
            max-height: 400px;
            overflow-y: auto;
        }
        
        .dna-base {
            display: inline-block;
            width: 20px;
            height: 20px;
            text-align: center;
            line-height: 20px;
            margin: 0 1px;
            border-radius: 3px;
            font-weight: bold;
        }
        
        .dna-base.A { background-color: rgba(77, 175, 74, 0.2); color: var(--dna-color); }
        .dna-base.T { background-color: rgba(77, 175, 74, 0.3); color: var(--dna-color); }
        .dna-base.C { background-color: rgba(77, 175, 74, 0.4); color: var(--dna-color); }
        .dna-base.G { background-color: rgba(77, 175, 74, 0.5); color: var(--dna-color); }
        
        .binding-site {
            background-color: rgba(152, 78, 163, 0.3) !important;
            border: 1px solid var(--interaction-color);
            position: relative;
        }
        
        .binding-site::after {
            content: '★';
            position: absolute;
            top: -10px;
            right: -5px;
            font-size: 10px;
            color: var(--interaction-color);
        }
        
        .analysis-card {
            background: white;
            border-radius: 10px;
            padding: 1.5rem;
            border: 1px solid #eaeaea;
            margin-bottom: 1rem;
        }
        
        .pwm-matrix {
            font-family: 'Courier New', monospace;
            font-size: 0.9rem;
            border-collapse: collapse;
            width: 100%;
            margin: 1rem 0;
        }
        
        .pwm-matrix th, .pwm-matrix td {
            border: 1px solid #dee2e6;
            padding: 0.5rem;
            text-align: center;
        }
        
        .pwm-matrix th {
            background-color: #f8f9fa;
            font-weight: bold;
        }
        
        .pwm-value {
            font-family: 'Courier New', monospace;
            font-weight: bold;
        }
        
        .pwm-high {
            background-color: rgba(40, 167, 69, 0.3);
        }
        
        .pwm-med {
            background-color: rgba(255, 193, 7, 0.3);
        }
        
        .pwm-low {
            background-color: rgba(220, 53, 69, 0.3);
        }
        
        .citation-box {
            background-color: #f8f9fa;
            border-left: 4px solid var(--primary-color);
            padding: 1rem;
            margin: 1rem 0;
            font-size: 0.9rem;
        }
        
        .algorithm-box {
            background-color: rgba(44, 125, 160, 0.05);
            border-left: 4px solid var(--primary-color);
            padding: 1rem;
            margin: 1rem 0;
        }