.permission-grid {
            display: grid;
            grid-template-columns: 100px 1fr 1fr 1fr;
            gap: 10px;
            margin-bottom: 20px;
            align-items: center;
        }
        .permission-header {
            font-weight: bold;
            color: #007acc;
            text-align: center;
        }
        .permission-row {
            display: contents;
        }
        .permission-label {
            font-weight: 600;
            color: #555;
        }
        .permission-checkboxes {
            display: flex;
            gap: 10px;
            justify-content: center;
        }
        .checkbox-group {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 5px;
        }
        input[type="checkbox"] {
            width: 20px;
            height: 20px;
        }
        .checkbox-label {
            font-size: 12px;
            color: #666;
        }
        .output-content {
            font-size: 18px;
            font-weight: bold;
            text-align: center;
        }
        .numeric-input {
            width: 100%;
            padding: 12px;
            border: 2px solid #ddd;
            border-radius: 6px;
            font-size: 16px;
            font-family: 'Courier New', monospace;
            text-align: center;
        }
        .numeric-input:focus {
            outline: none;
            border-color: #007acc;
        }