.tab-button {
            transition: all 0.3s ease;
        }
        .tab-button.active {
            background-color: #6366f1;
            color: white;
        }
        .section-card {
            border-left: 4px solid #6366f1;
        }
        .highlight {
            background-color: #eef2ff;
            border-left: 4px solid #6366f1;
        }
        .data-flow {
            position: relative;
            padding-left: 2rem;
        }
        .data-flow:before {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            height: 100%;
            width: 2px;
            background: #c7d2fe;
        }
        .flow-item {
            position: relative;
            margin-bottom: 2rem;
        }
        .flow-item:before {
            content: "";
            position: absolute;
            left: -2.1rem;
            top: 0.5rem;
            width: 1rem;
            height: 1rem;
            border-radius: 50%;
            background: #6366f1;
            border: 3px solid #c7d2fe;
        }
        .document-content {
            max-height: calc(100vh - 200px);
            overflow-y: auto;
        }
        .print-btn {
            transition: all 0.3s ease;
        }
        .print-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
        }
        @media print {
            .no-print {
                display: none;
            }
            body {
                padding: 0;
                margin: 0;
            }
            .document-content {
                max-height: none;
                overflow: visible;
            }
        }