/* ============================================================================ Knowledge Portal — Portal v2 rewrite (full file). Design source of truth: design-system/design_handoff_doc_portal/README.md + the two .dc.html prototypes (exact values). Markup contract: server/kb-ssr.ts (+ server/portal-ssr.ts for the ticket-portal shell). Theming: the 9-token set (+ accent trio, fixed accents, typography vars) is emitted server-side in