docs: split Structure into six linked department pages

docs/organization/structure/finance-accounting.mdx

@@ -0,0 +1,20 @@
+---
+title: Finance & Accounting
+pagination_prev: structure/marketing
+pagination_next: structure/hr-administration
+description: Finance & Accounting purpose, teams and responsibilities in Eldorado’s operating model.
+---
+
+**Purpose:** maintain financial control, support business decisions and keep marketplace money flows dependable.
+
+**Finance & Accounting Squad** delivers the department’s responsibilities across the following workstreams.
+
+| Workstream | Responsibilities |
+| --- | --- |
+| Financial Planning & Analysis | Budgets, forecasts, profitability, management reporting and investment analysis. |
+| Accounting, Tax & Controls | Accounting, financial reporting, tax, audit coordination and internal controls. |
+| Treasury & Payment Operations | Cash management, reconciliation, payout oversight, payment-provider coordination and financial risk. |
+
+The CFO coordinates Finance & Accounting and works with executive leadership on business performance. Finance, Operations and Product share responsibility for effective payment and withdrawal processes, each within its own area of expertise.
+
+[Return to Structure overview](../structure.mdx)