- BuildHtml produces self-contained HTML with inline CSS and JS
- Stats cards: Total Accesses, Users Audited, Sites Scanned, High Privilege, External Users
- Per-user summary cards with high-privilege border highlight and guest badge
- Dual-view toggle (By User / By Site) with JS toggleView()
- Collapsible group headers per user and per site via toggleGroup()
- Sortable columns via sortTable() within each group
- Text filter via filterTable() scoping to active view
- Color-coded access type badges: Direct (blue), Group (green), Inherited (gray)
- High-privilege rows with bold text and warning icon
- External user guest badge (orange pill)
- UTF-8 without BOM encoding (matching HtmlExportService pattern)
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