diff --git a/src/Web/StellaOps.Web/e2e/workflows/navigation-restructure.e2e.spec.ts b/src/Web/StellaOps.Web/e2e/workflows/navigation-restructure.e2e.spec.ts
new file mode 100644
index 000000000..c3387d28a
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+++ b/src/Web/StellaOps.Web/e2e/workflows/navigation-restructure.e2e.spec.ts
@@ -0,0 +1,291 @@
+/**
+ * E2E Test Suite — Navigation IA Restructure
+ *
+ * Covers sidebar structure, tab behavior, redirects, approve/reject actions,
+ * and cross-page navigation after the IA restructure.
+ *
+ * Runs against the live Docker stack at https://stella-ops.local.
+ */
+
+import { test, expect } from '../fixtures/auth.fixture';
+import { navigateAndWait, assertPageHasContent } from '../helpers/nav.helper';
+import type { Page } from '@playwright/test';
+
+async function go(page: Page, path: string) {
+  await navigateAndWait(page, path, { timeout: 30_000 });
+}
+
+function setupErrorCollector(page: Page): string[] {
+  const errors: string[] = [];
+  page.on('console', (msg) => {
+    if (msg.type() === 'error' && /NG0\d{3,4}/.test(msg.text())) {
+      errors.push(msg.text());
+    }
+  });
+  return errors;
+}
+
+// ===========================================================================
+// GROUP 1 — Sidebar Navigation Structure
+// ===========================================================================
+test.describe('Sidebar: 7-group structure', () => {
+  test('Dashboard link is ungrouped and first', async ({ authenticatedPage: page }) => {
+    await go(page, '/');
+    const dashboard = page.locator('nav').getByRole('link', { name: 'Dashboard' });
+    await expect(dashboard).toBeVisible({ timeout: 10_000 });
+  });
+
+  test('Release Control group has Deployments, Releases, Environments', async ({ authenticatedPage: page }) => {
+    await go(page, '/');
+    const group = page.getByRole('group', { name: 'Release Control' });
+    await expect(group).toBeVisible({ timeout: 10_000 });
+    await expect(group.getByRole('link', { name: 'Deployments' })).toBeVisible();
+    await expect(group.getByRole('link', { name: 'Releases' })).toBeVisible();
+    await expect(group.getByRole('link', { name: 'Environments' })).toBeVisible();
+  });
+
+  test('Policy group has Packs, Governance, Simulation, VEX, Audit', async ({ authenticatedPage: page }) => {
+    await go(page, '/');
+    const group = page.getByRole('group', { name: 'Policy' });
+    await expect(group).toBeVisible({ timeout: 10_000 });
+    await expect(group.getByRole('link', { name: 'Packs' })).toBeVisible();
+    await expect(group.getByRole('link', { name: 'Governance' })).toBeVisible();
+    await expect(group.getByRole('link', { name: 'Simulation' })).toBeVisible();
+    await expect(group.getByRole('link', { name: 'VEX & Exceptions' })).toBeVisible();
+    await expect(group.getByRole('link', { name: 'Policy Audit' })).toBeVisible();
+  });
+
+  test('Policy group does NOT have Release Gates', async ({ authenticatedPage: page }) => {
+    await go(page, '/');
+    const group = page.getByRole('group', { name: 'Policy' });
+    await expect(group).toBeVisible({ timeout: 10_000 });
+    await expect(group.getByRole('link', { name: 'Release Gates' })).not.toBeVisible();
+  });
+
+  test('Security group does NOT have Reports', async ({ authenticatedPage: page }) => {
+    await go(page, '/');
+    const group = page.getByRole('group', { name: 'Security' });
+    await expect(group).toBeVisible({ timeout: 10_000 });
+    await expect(group.getByRole('link', { name: 'Reports' })).not.toBeVisible();
+  });
+
+  test('Operations group has 8 items (no Trust Analytics, no Policy)', async ({ authenticatedPage: page }) => {
+    await go(page, '/');
+    const group = page.getByRole('group', { name: 'Operations' });
+    await expect(group).toBeVisible({ timeout: 10_000 });
+    await expect(group.getByRole('link', { name: 'Operations Hub' })).toBeVisible();
+    await expect(group.getByRole('link', { name: 'Scheduled Jobs' })).toBeVisible();
+    await expect(group.getByRole('link', { name: 'Diagnostics' })).toBeVisible();
+    await expect(group.getByRole('link', { name: 'Feeds & Airgap' })).toBeVisible();
+    // Should NOT have Policy (moved to own group) or Trust Analytics (merged)
+    await expect(group.getByRole('link', { name: 'Policy' })).not.toBeVisible();
+    await expect(group.getByRole('link', { name: 'Trust Analytics' })).not.toBeVisible();
+  });
+
+  test('Audit & Evidence has Trust (not Trust Audit)', async ({ authenticatedPage: page }) => {
+    await go(page, '/');
+    const group = page.getByRole('group', { name: 'Audit & Evidence' });
+    await expect(group).toBeVisible({ timeout: 10_000 });
+    await expect(group.getByRole('link', { name: 'Trust' })).toBeVisible();
+    await expect(group.getByRole('link', { name: 'Trust Audit' })).not.toBeVisible();
+  });
+});
+
+// ===========================================================================
+// GROUP 2 — Releases Page (unified tabs)
+// ===========================================================================
+test.describe('Releases Page: unified Releases + Versions tabs', () => {
+  test('Page title is Release Control', async ({ authenticatedPage: page }) => {
+    const ngErrors = setupErrorCollector(page);
+    await go(page, '/releases');
+    const heading = page.locator('h1').first();
+    await expect(heading).toBeVisible({ timeout: 10_000 });
+    await expect(heading).toContainText('Release Control');
+    expect(ngErrors).toHaveLength(0);
+  });
+
+  test('Has Releases and Versions tabs', async ({ authenticatedPage: page }) => {
+    await go(page, '/releases');
+    await expect(page.getByRole('tab', { name: 'Releases' })).toBeVisible({ timeout: 10_000 });
+    await expect(page.getByRole('tab', { name: 'Versions' })).toBeVisible();
+  });
+
+  test('Default tab is Releases', async ({ authenticatedPage: page }) => {
+    await go(page, '/releases');
+    const releasesTab = page.getByRole('tab', { name: 'Releases' });
+    await expect(releasesTab).toBeVisible({ timeout: 10_000 });
+    await expect(releasesTab).toHaveAttribute('aria-selected', 'true');
+  });
+
+  test('Switching to Versions tab changes button to New Version', async ({ authenticatedPage: page }) => {
+    await go(page, '/releases');
+    await page.getByRole('tab', { name: 'Versions' }).click();
+    await page.waitForTimeout(500);
+    // Page action should change
+    const newVersionLink = page.getByRole('link', { name: /New Version/i });
+    await expect(newVersionLink).toBeVisible({ timeout: 5_000 });
+  });
+
+  test('/releases/versions redirects to /releases?tab=versions', async ({ authenticatedPage: page }) => {
+    await go(page, '/releases/versions');
+    await page.waitForTimeout(1000);
+    expect(page.url()).toContain('tab=versions');
+  });
+});
+
+// ===========================================================================
+// GROUP 3 — Deployments Page (Pipeline + Approvals)
+// ===========================================================================
+test.describe('Deployments Page: Pipeline + Approvals', () => {
+  test('Has Pipeline and Approvals tabs', async ({ authenticatedPage: page }) => {
+    await go(page, '/releases/deployments');
+    await expect(page.getByRole('tab', { name: 'Pipeline' })).toBeVisible({ timeout: 10_000 });
+    await expect(page.getByRole('tab', { name: 'Approvals' })).toBeVisible();
+  });
+
+  test('Does NOT have Table or Correlations tabs', async ({ authenticatedPage: page }) => {
+    await go(page, '/releases/deployments');
+    await page.waitForTimeout(1000);
+    await expect(page.getByRole('tab', { name: 'Table' })).not.toBeVisible();
+    await expect(page.getByRole('tab', { name: 'Correlations' })).not.toBeVisible();
+  });
+
+  test('Does NOT have redundant context chips', async ({ authenticatedPage: page }) => {
+    await go(page, '/releases/deployments');
+    await page.waitForTimeout(1000);
+    // The old .context div with region/env/time chips should be gone
+    const contextDiv = page.locator('.context');
+    await expect(contextDiv).not.toBeVisible();
+  });
+
+  test('Approvals tab has gate summary cards', async ({ authenticatedPage: page }) => {
+    await go(page, '/releases/deployments?view=approvals');
+    await page.waitForTimeout(1000);
+    const summary = page.locator('.gate-summary');
+    await expect(summary).toBeVisible({ timeout: 10_000 });
+  });
+
+  test('Approvals tab has Gate Type column', async ({ authenticatedPage: page }) => {
+    await go(page, '/releases/deployments?view=approvals');
+    await page.waitForTimeout(1000);
+    await expect(page.locator('th', { hasText: 'Gate Type' })).toBeVisible({ timeout: 10_000 });
+  });
+
+  test('Approvals tab has search input', async ({ authenticatedPage: page }) => {
+    await go(page, '/releases/deployments?view=approvals');
+    await page.waitForTimeout(1000);
+    const search = page.locator('input[placeholder*="Search approvals"]');
+    await expect(search).toBeVisible({ timeout: 10_000 });
+  });
+
+  test('No Angular errors on Deployments page', async ({ authenticatedPage: page }) => {
+    const ngErrors = setupErrorCollector(page);
+    await go(page, '/releases/deployments');
+    await page.waitForTimeout(2000);
+    expect(ngErrors).toHaveLength(0);
+  });
+});
+
+// ===========================================================================
+// GROUP 4 — Route Redirects
+// ===========================================================================
+test.describe('Route redirects preserve bookmarks', () => {
+  test('/security/reports redirects to /security', async ({ authenticatedPage: page }) => {
+    await go(page, '/security/reports');
+    await page.waitForTimeout(1000);
+    expect(page.url()).toContain('/security');
+    expect(page.url()).not.toContain('/reports');
+  });
+
+  test('/triage/audit-bundles redirects to /evidence/bundles', async ({ authenticatedPage: page }) => {
+    await go(page, '/triage/audit-bundles');
+    await page.waitForTimeout(1000);
+    expect(page.url()).toContain('/evidence/bundles');
+  });
+});
+
+// ===========================================================================
+// GROUP 5 — Page Content (no duplicate headings, no eyebrows)
+// ===========================================================================
+test.describe('Page content: no duplicate headings or eyebrows', () => {
+  test('Dashboard heading matches breadcrumb', async ({ authenticatedPage: page }) => {
+    await go(page, '/');
+    const heading = page.locator('h1').first();
+    await expect(heading).toBeVisible({ timeout: 10_000 });
+    await expect(heading).toContainText('Dashboard');
+  });
+
+  test('Vulnerabilities heading (not Artifact workspace)', async ({ authenticatedPage: page }) => {
+    await go(page, '/triage/artifacts');
+    const heading = page.locator('h1').first();
+    await expect(heading).toBeVisible({ timeout: 10_000 });
+    await expect(heading).toContainText('Vulnerabilities');
+  });
+
+  test('Scheduled Jobs heading (not JobEngine)', async ({ authenticatedPage: page }) => {
+    await go(page, '/ops/operations/jobengine');
+    const heading = page.locator('h1').first();
+    await expect(heading).toBeVisible({ timeout: 10_000 });
+    await expect(heading).toContainText('Scheduled Jobs');
+  });
+
+  test('Notifications heading (not Notification Operations)', async ({ authenticatedPage: page }) => {
+    await go(page, '/ops/operations/notifications');
+    const heading = page.locator('h1').first();
+    await expect(heading).toBeVisible({ timeout: 10_000 });
+    await expect(heading).toContainText('Notifications');
+    await expect(heading).not.toContainText('Notification Operations');
+  });
+
+  test('Audit Log heading (not Unified Audit Log)', async ({ authenticatedPage: page }) => {
+    await go(page, '/evidence/audit-log');
+    const heading = page.locator('h1').first();
+    await expect(heading).toBeVisible({ timeout: 10_000 });
+    await expect(heading).toContainText('Audit Log');
+    await expect(heading).not.toContainText('Unified');
+  });
+
+  test('No Angular NG02100 errors on Audit Log', async ({ authenticatedPage: page }) => {
+    const ngErrors = setupErrorCollector(page);
+    await go(page, '/evidence/audit-log');
+    await page.waitForTimeout(2000);
+    expect(ngErrors).toHaveLength(0);
+  });
+});
+
+// ===========================================================================
+// GROUP 6 — Doctor/Diagnostics
+// ===========================================================================
+test.describe('Diagnostics page', () => {
+  test('Check labels say NOT RUN (not NOT RAN)', async ({ authenticatedPage: page }) => {
+    await go(page, '/ops/operations/doctor');
+    await page.waitForTimeout(2000);
+    const notRunLabels = page.locator('text=NOT RUN');
+    const notRanLabels = page.locator('text=NOT RAN');
+    expect(await notRanLabels.count()).toBe(0);
+    expect(await notRunLabels.count()).toBeGreaterThan(0);
+  });
+});
+
+// ===========================================================================
+// GROUP 7 — Breadcrumb consistency
+// ===========================================================================
+test.describe('Breadcrumb consistency', () => {
+  test('Operations breadcrumb not duplicated', async ({ authenticatedPage: page }) => {
+    await go(page, '/ops/operations/signals');
+    const breadcrumbs = page.locator('nav[aria-label="Breadcrumb"] li');
+    await expect(breadcrumbs).toHaveCount(2, { timeout: 10_000 }); // "Operations" > "Signals"
+    const texts = await breadcrumbs.allTextContents();
+    // Should NOT have "Operations" twice
+    const opsCount = texts.filter(t => t.trim() === 'Operations').length;
+    expect(opsCount).toBeLessThanOrEqual(1);
+  });
+
+  test('Ops breadcrumb says Operations (not Ops)', async ({ authenticatedPage: page }) => {
+    await go(page, '/ops/operations');
+    const breadcrumb = page.locator('nav[aria-label="Breadcrumb"]');
+    await expect(breadcrumb).toBeVisible({ timeout: 10_000 });
+    await expect(breadcrumb).toContainText('Operations');
+    await expect(breadcrumb).not.toContainText(/\bOps\b/);
+  });
+});