.math-box code {
            background: rgba(0,0,0,0.04);
            padding: 0.1rem 0.4rem;
            border-radius: 3px;
            font-size: 0.95rem;
        }
        .property-table th,
        .property-table td {
            padding: 0.75rem;
            text-align: left;
            border: 1px solid var(--border-color);
        }
        .input-group-custom {
            margin-bottom: 1rem;
        }
        .result-value-sm {
            font-weight: 600;
            color: var(--primary-color);
            font-size: 1.4rem;
        }
        .deep-dive {
            margin: 1.8rem 0;
        }
        .deep-dive p {
            text-align: justify;
        }
        .unit-note {
            font-size: 0.9rem;
            color: #6c757d;
        }
        .coord-input {
            margin-bottom: 0.5rem;
        }
        .geometry-canvas {
            width: 100%;
            height: auto;
            background-color: #f9f9f9;
            border: 1px solid #ddd;
            border-radius: 8px;
            margin-top: 1.5rem;
            display: block;
        }
        .canvas-container {
            text-align: center;
            margin-top: 1rem;
        }
        .legend {
            display: flex;
            justify-content: center;
            gap: 2rem;
            margin: 0.5rem 0;
            font-size: 0.9rem;
            flex-wrap: wrap;
        }
        .legend-item {
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }
        .legend-color {
            width: 16px;
            height: 16px;
            border-radius: 50%;
            border: 1px solid rgba(0,0,0,0.1);
        }
        .legend-color.blue { background-color: #0d6efd; }
        .legend-color.green { background-color: #198754; }
        .legend-color.red { background-color: #dc3545; }
        .legend-color.gray { background-color: #6c757d; }
        .legend-color.purple { background-color: #6f42c1; }
        .unit-select-group {
            display: flex;
            gap: 0.5rem;
            align-items: center;
            flex-wrap: wrap;
        }
        .unit-select-group select {
            flex: 1;
            min-width: 80px;
        }
        .result-group {
            background: #f8fafc;
            border-radius: 8px;
            padding: 1rem 1.5rem;
            margin: 0.5rem 0;
            border: 1px solid #e9ecef;
        }
        .result-group .label {
            font-size: 0.85rem;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            color: #6c757d;
        }
        .result-group .value {
            font-size: 1.6rem;
            font-weight: 600;
            color: #0a2540;
        }
        .result-group .sub {
            font-size: 0.9rem;
            color: #6c757d;
        }
        .dimension-badge {
            display: inline-block;
            background: #e9ecef;
            padding: 0.15rem 0.6rem;
            border-radius: 12px;
            font-size: 0.75rem;
            font-weight: 600;
            color: #495057;
        }
        .formula-box {
            background: #ffffff;
            border: 1px solid #e9ecef;
            border-radius: 8px;
            padding: 1.25rem;
            margin: 1rem 0;
            box-shadow: 0 2px 4px rgba(0,0,0,0.02);
        }
        .formula-box .math {
            font-family: 'Cambria Math', 'Latin Modern Math', STIXGeneral, serif;
            font-size: 1.25rem;
            text-align: center;
            padding: 0.5rem 0;
        }
        .pipe-diagram {
            max-width: 100%;
            height: auto;
        }
        .inline-code {
            background: #f1f3f5;
            padding: 0.1rem 0.4rem;
            border-radius: 3px;
            font-size: 0.9rem;
            font-family: 'SF Mono', 'Courier New', monospace;
        }
        .tool-header .badge {
            font-size: 0.75rem;
            vertical-align: middle;
        }
        @media (max-width: 768px) {
            .result-group .value {
                font-size: 1.2rem;
            }
        }