/* Container styles */
        .data-ref-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 20px;
        }

        /* Header styles */
        .data-ref-header {
            text-align: center;
            margin-bottom: 30px;
        }

        .data-ref-title {
            color: #1e3c72;
            font-size: 2em;
            margin-bottom: 10px;
        }

        .data-ref-description {
            color: #666;
            font-size: 1.1em;
        }

        /* Table wrapper styles */
        .data-table-wrapper {
            background: white;
            border-radius: 8px;
            padding: 30px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            margin-bottom: 30px;
            overflow-x: auto;
        }

        /* Table styles */
        .data-table {
/* This is the width of the table for introduction.html */
            max-width: 800px;
            width: 100%;
            border-collapse: collapse;
            margin-bottom: 20px;
        }
        
        .data-table th,
        .data-table td {
            width: calc(100% / 3);
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .data-table th {
            background-color: #1e3c72;
            color: white;
            padding: 12px;
            text-align: left;
            font-size: 0.9em;
            border: 1px solid #2a4d8d;
        }

        .data-table td {
            padding: 12px;
            border-bottom: 1px solid #dee2e6;
        }

        .data-table tr:nth-child(even) {
            background-color: #f8f9fa;
        }

        .data-table tr:hover {
            background-color: #f1f3f5;
        }

        /* Cell modifiers */
        .data-cell-bold {
            font-weight: bold;
            color: #1e3c72;
        }

        /* Notes section */
        .data-notes-section {
            background: white;
            border-radius: 8px;
            padding: 30px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            margin-bottom: 30px;
        }

        .data-notes-title {
            color: #1e3c72;
            margin-bottom: 20px;
            font-size: 1.4em;
        }

        .data-notes-list {
            padding-left: 35px;
        }

        .data-notes-item {
            margin-bottom: 15px;
            line-height: 1.6;
            color: #333;
        }

        /* Responsive styles */
        @media (max-width: 768px) {
            .data-table-wrapper {
                padding: 15px;
            }
            
            .data-table th,
            .data-table td {
                padding: 8px;
                font-size: 0.85em;
            }

            .data-notes-section {
                padding: 20px;
            }

            .data-notes-list {
                padding-left: 25px;
            }

            .data-notes-item {
                font-size: 0.9em;
            }
        }