.result-value-large {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary-color, #2c7da0);
            font-family: 'Courier New', monospace;
        }
        .orbital-diagram {
            background: #f4f9fc;
            border-radius: 12px;
            padding: 1rem;
            text-align: center;
        }
        .bond-order-chart {
            background: #ffffff;
            border-left: 4px solid #2c7da0;
            padding: 1rem;
            margin: 1.5rem 0;
            border-radius: 0 8px 8px 0;
        }
        .canvas-bond {
            background: #fefefe;
            border: 1px solid #dde6ed;
            border-radius: 16px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.03);
        }
        .bond-preview {
            text-align: center;
            margin-top: 1rem;
        }
        .molecule-badge {
            font-weight: 600;
            color: #2c7da0;
        }
        .legend-bond {
            display: flex;
            justify-content: center;
            gap: 1.5rem;
            font-size: 0.8rem;
            margin-top: 0.5rem;
        }
        .legend-bond span {
            display: inline-block;
            width: 24px;
            height: 2px;
            background: #2c7da0;
            margin-right: 6px;
            vertical-align: middle;
        }
        .legend-bond .double-line {
            background: none;
            position: relative;
            width: 24px;
            height: 6px;
        }
        .double-line::before, .double-line::after {
            content: '';
            position: absolute;
            width: 100%;
            height: 2px;
            background: #2c7da0;
        }
        .double-line::before { top: 0; }
        .double-line::after { bottom: 0; }
        .triple-line {
            position: relative;
            width: 24px;
            height: 10px;
        }
        .triple-line::before, .triple-line::middle, .triple-line::after {
            content: '';
            position: absolute;
            width: 100%;
            height: 2px;
            background: #2c7da0;
        }
        .triple-line::before { top: 0; }
        .triple-line::middle { top: 4px; }
        .triple-line::after { bottom: 0; }
        .expert-note {
            background-color: #f0f7fc;
            border-left: 4px solid #2c7da0;
            padding: 1.2rem;
            margin: 1.5rem 0;
            border-radius: 0 12px 12px 0;
            font-size: 0.95rem;
        }
        .disclaimer-edu {
            font-size: 0.8rem;
            color: #6c757d;
            background: #f8f9fa;
            padding: 0.5rem;
            border-radius: 6px;
            margin-top: 1rem;
            text-align: center;
        }