.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: 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%;
        }
        .legend-color.primary {
            background-color: #0d6efd;
        }
        .legend-color.success {
            background-color: #198754;
        }
        .legend-color.warning {
            background-color: #ffc107;
        }
        .legend-color.danger {
            background-color: #dc3545;
        }
        .blended-table th {
            background-color: #f8f9fa;
            font-weight: 600;
        }
        .blended-table td {
            vertical-align: middle;
        }
        .row-index {
            font-weight: 600;
            color: #6c757d;
            width: 40px;
            text-align: center;
        }
        .remove-row-btn {
            width: 32px;
            height: 32px;
            padding: 0;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: transparent;
            border: 1px solid #dc3545;
            color: #dc3545;
            transition: all 0.2s;
        }
        .remove-row-btn:hover {
            background: #dc3545;
            color: #fff;
        }
        .add-row-btn {
            border: 1px dashed var(--primary-color);
            color: var(--primary-color);
            background: transparent;
            padding: 0.4rem 1rem;
            border-radius: 4px;
            transition: all 0.2s;
        }
        .add-row-btn:hover {
            background: var(--primary-color);
            color: #fff;
        }
        .blended-result-card {
            background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
            border-radius: 12px;
            padding: 1.5rem;
            margin-top: 1rem;
        }
        .blended-rate-display {
            font-size: 3rem;
            font-weight: 700;
            color: var(--primary-color);
            font-family: 'Cambria Math', serif;
        }
        .blended-rate-label {
            font-size: 1rem;
            color: #6c757d;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .detail-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 1rem;
            margin: 1rem 0;
        }
        .detail-item {
            background: white;
            padding: 0.75rem 1rem;
            border-radius: 8px;
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
            text-align: center;
        }
        .detail-item .label {
            font-size: 0.8rem;
            color: #6c757d;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .detail-item .value {
            font-size: 1.4rem;
            font-weight: 600;
            color: #212529;
        }
        .breakdown-table {
            margin-top: 1.5rem;
        }
        .breakdown-table th {
            background: #f8f9fa;
            font-weight: 600;
        }
        .breakdown-table .text-end {
            text-align: right;
        }
        .progress-weight {
            height: 8px;
            border-radius: 4px;
            background: #e9ecef;
            overflow: hidden;
            margin-top: 4px;
        }
        .progress-weight .bar {
            height: 100%;
            border-radius: 4px;
            background: var(--primary-color);
            transition: width 0.6s ease;
        }
        .bar-colors-0 {
            background: #0d6efd;
        }
        .bar-colors-1 {
            background: #198754;
        }
        .bar-colors-2 {
            background: #ffc107;
        }
        .bar-colors-3 {
            background: #dc3545;
        }
        .bar-colors-4 {
            background: #6f42c1;
        }
        .bar-colors-5 {
            background: #fd7e14;
        }
        .bar-colors-6 {
            background: #20c997;
        }
        .bar-colors-7 {
            background: #e83e8c;
        }
        .bar-colors-8 {
            background: #6610f2;
        }
        .bar-colors-9 {
            background: #d63384;
        }
        .legend-pie {
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem;
            justify-content: center;
            margin-top: 0.5rem;
        }
        .legend-pie-item {
            display: flex;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.85rem;
        }
        .legend-pie-color {
            width: 14px;
            height: 14px;
            border-radius: 4px;
            flex-shrink: 0;
        }
        .chart-wrapper {
            position: relative;
            max-width: 400px;
            margin: 0 auto;
        }
        .chart-wrapper canvas {
            width: 100% !important;
            height: auto !important;
            aspect-ratio: 1/1;
        }
        @media (max-width: 576px) {
            .blended-rate-display {
                font-size: 2.2rem;
            }
            .detail-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        .allocation-tip {
            background: #e8f5e9;
            border-left: 4px solid #2e7d32;
            padding: 0.75rem 1rem;
            border-radius: 0 4px 4px 0;
            margin: 0.5rem 0;
            font-size: 0.95rem;
        }
        .input-group-sm-custom .table-responsive-sm {
            overflow-x: auto;
        }
        .collapse-toggle-btn {
            text-decoration: none;
            color: #212529;
            background: #f8f9fa;
            border: 1px solid #dee2e6;
            padding: 0.6rem 1rem;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .collapse-toggle-btn:hover {
            background: #e9ecef;
        }
        .collapse-toggle-btn .chevron {
            transition: transform 0.3s;
        }
        .collapse-toggle-btn[aria-expanded="true"] .chevron {
            transform: rotate(180deg);
        }
        .batch-card-