.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;
        }
        .output-area {
            background-color: #f8f9fa;
            border: 1px solid #dee2e6;
            border-radius: 6px;
            padding: 1rem;
            font-family: 'Courier New', monospace;
            font-size: 0.9rem;
            white-space: pre-wrap;
            max-height: 400px;
            overflow: auto;
            margin-top: 0.5rem;
            line-height: 1.6;
        }
        .output-area .line-number-col {
            color: #6c757d;
            user-select: none;
            padding-right: 1.5rem;
            display: inline-block;
            text-align: right;
            min-width: 3em;
        }
        .output-area .line-content {
            color: #212529;
        }
        .legend {
            display: flex;
            justify-content: center;
            gap: 2rem;
            margin: 0.5rem 0;
            font-size: 0.9rem;
        }
        .legend-item {
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }
        .legend-color {
            width: 16px;
            height: 16px;
            border-radius: 50%;
        }
        .legend-color.red {
            background-color: #dc3545;
        }
        .legend-color.blue {
            background-color: #0d6efd;
        }
        .legend-color.gray {
            background-color: #6c757d;
        }
        .format-select {
            min-width: 160px;
        }
        .option-group {
            background-color: #f8f9fa;
            border-radius: 6px;
            padding: 0.75rem 1rem;
            margin-bottom: 0.75rem;
        }
        .option-group label {
            font-weight: 500;
            font-size: 0.95rem;
        }
        .line-number-preview {
            background-color: #e9ecef;
            border-radius: 4px;
            padding: 0.3rem 0.8rem;
            font-family: 'Courier New', monospace;
            font-size: 0.85rem;
            display: inline-block;
        }
        .stats-badge {
            background-color: rgba(70, 130, 180, 0.12);
            border-radius: 20px;
            padding: 0.2rem 0.9rem;
            font-size: 0.85rem;
            display: inline-block;
            margin-right: 0.5rem;
        }
        .result-stats {
            margin-top: 0.75rem;
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .copy-feedback {
            transition: all 0.2s;
        }
        .copy-feedback.copied {
            color: #198754;
        }
        .form-label .fa-regular,
        .form-label .fa-solid {
            margin-right: 4px;
        }
        .option-row {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem 1.5rem;
            align-items: center;
        }
        .option-row .form-group {
            flex: 1 1 160px;
            min-width: 120px;
        }
        @media (max-width: 576px) {
            .option-row .form-group {
                flex: 1 1 100%;
            }
        }