@charset "utf-8";
/* CSS Document */

      .Calculator-container {
            max-width: 900px;
            margin: 0 auto;
            background: rgba(255, 255, 255, 0.95);
            border-radius: 20px;
            padding: 30px;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
        }

        h2 {
            text-align: center;
            margin-bottom: 10px;
            color: #2d3748;
            font-weight: 700;
        }

        .subtitle {
            text-align: center;
            color: #718096;
            margin-bottom: 30px;
        }

        .form-group {
            margin-bottom: 25px;
        }

        label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: #4a5568;
        }

        select {
            width: 100%;
            padding: 12px;
            border: 2px solid #e2e8f0;
            border-radius: 12px;
            background: white;
            transition: border-color 0.3s ease;
        }

        select:focus {
            outline: none;
            border-color: #667eea;
        }

        .mutations-section {
            background: #f7fafc;
            padding: 20px;
            border-radius: 12px;
            margin-bottom: 25px;
        }

        .mutation-group {
            margin-bottom: 20px;
        }

        .mutation-group h3 {
            color: #2d3748;
            margin-bottom: 12px;
            font-weight: 600;
        }

        .checkbox-group {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
            gap: 10px;
        }

        .checkbox-item {
            display: flex;
            align-items: center;
            background: white;
            padding: 10px;
            border-radius: 8px;
            border: 2px solid transparent;
            transition: all 0.2s ease;
        }

        .checkbox-item:hover {
            border-color: #667eea;
        }

        .checkbox-item input[type="checkbox"] {
            margin-right: 8px;
            transform: scale(1.2);
            accent-color: #667eea;
        }

        .checkbox-item input[type="radio"] {
            margin-right: 8px;
            transform: scale(1.2);
            accent-color: #667eea;
        }

        .checkbox-item label {
            margin: 0;
            font-weight: 500;
            cursor: pointer;
        }

        .result {
            background: linear-gradient(135deg, #667eea, #764ba2);
            color: white;
            padding: 25px;
            border-radius: 12px;
            text-align: center;
            margin-top: 20px;
        }

        .result h2 {
            margin-bottom: 10px;
        }

        .result .value {
            font-weight: 700;
            text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
        }

        .calculation-breakdown {
            background: #edf2f7;
            padding: 15px;
            border-radius: 8px;
            margin-top: 15px;
            color: #4a5568;
            text-align: left;
        }

        .warning {
            background: #fed7d7;
            color: #c53030;
            padding: 10px;
            border-radius: 8px;
            margin-bottom: 15px;
        }

        .single-select {
            background: #e6fffa;
            border: 1px solid #81e6d9;
        }
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