.property-table th,
        .property-table td {
            padding: 0.75rem;
            text-align: left;
            border: 1px solid var(--border-color);
        }
        .input-group-custom {
            margin-bottom: 1rem;
        }
        .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: 1.5rem;
            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%;
            display: inline-block;
        }
        .legend-color.red { background-color: #dc3545; }
        .legend-color.blue { background-color: #0d6efd; }
        .legend-color.gray { background-color: #6c757d; }
        .legend-color.green { background-color: #28a745; }
        .legend-color.orange { background-color: #fd7e14; }
        .material-list {
            background-color: #f8f9fa;
            border-radius: 8px;
            padding: 1rem 1.5rem;
            margin: 1rem 0;
            font-family: 'Courier New', monospace;
            font-size: 0.95rem;
        }
        .material-list table {
            width: 100%;
            border-collapse: collapse;
        }
        .material-list th,
        .material-list td {
            padding: 0.4rem 0.6rem;
            border-bottom: 1px solid #dee2e6;
            text-align: left;
        }
        .material-list th {
            background-color: #e9ecef;
            font-weight: 600;
        }
        .badge-code {
            background-color: #e9ecef;
            color: #495057;
            font-size: 0.8rem;
            padding: 0.2rem 0.6rem;
            border-radius: 12px;
            font-weight: 500;
        }
        .input-group-append-text {
            font-size: 0.9rem;
            color: #6c757d;
            padding-left: 0.5rem;
        }
        .framing-tip {
            background-color: #d1ecf1;
            border-color: #bee5eb;
            color: #0c5460;
            padding: 0.75rem 1rem;
            border-radius: 4px;
            margin: 0.5rem 0;
            border-left: 4px solid #17a2b8;
        }
        .framing-tip i {
            margin-right: 0.5rem;
        }
        .unit-selector {
            display: flex;
            gap: 0.5rem;
            align-items: center;
            flex-wrap: wrap;
        }
        .unit-selector .btn-group .btn {
            font-size: 0.85rem;
            padding: 0.25rem 0.75rem;
        }
        .result-card {
            background: white;
            border-radius: 8px;
            padding: 1.2rem;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
            margin: 0.75rem 0;
            border: 1px solid #e9ecef;
        }
        .result-card .number {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary-color);
            line-height: 1.2;
        }
        .result-card .label {
            font-size: 0.9rem;
            color: #6c757d;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .result-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
            gap: 0.75rem;
        }
        @media (max-width: 576px) {
            .result-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        .accordion-button:not(.collapsed) {
            background-color: rgba(70, 130, 180, 0.05);
            color: var(--accent-color);
        }