diff --git a/e2e/polaris.spec.ts b/e2e/polaris.spec.ts
index 29e1877..f43dc7f 100644
--- a/e2e/polaris.spec.ts
+++ b/e2e/polaris.spec.ts
@@ -20,42 +20,91 @@ test.describe('Polaris plugin smoke tests', () => {
     await expect(page.getByText(/%/)).toBeVisible();
   });
 
-  test('namespaces page renders table with links', async ({ page }) => {
+  test('namespaces page renders table with namespace buttons', async ({ page }) => {
     await page.goto('/c/main/polaris/namespaces');
 
     await expect(page.getByRole('heading', { name: 'Polaris \u2014 Namespaces' })).toBeVisible();
 
-    // Table should have at least one row with a namespace link
+    // Table should have at least one row with a namespace button
     const table = page.locator('table');
     await expect(table).toBeVisible();
     const rows = table.locator('tbody tr');
     await expect(rows.first()).toBeVisible();
 
-    // Each namespace row should contain a link
-    const firstLink = rows.first().locator('a');
-    await expect(firstLink).toBeVisible();
+    // Each namespace row should contain a button (now buttons instead of links for drawer)
+    const firstButton = rows.first().locator('button');
+    await expect(firstButton).toBeVisible();
   });
 
-  test('namespace detail page renders from table link', async ({ page }) => {
+  test('namespace detail drawer opens from table button', async ({ page }) => {
     await page.goto('/c/main/polaris/namespaces');
 
-    // Click the first namespace link in the table
+    // Click the first namespace button in the table
     const table = page.locator('table');
     await expect(table).toBeVisible();
-    const firstLink = table.locator('tbody tr').first().locator('a');
-    const namespaceName = await firstLink.textContent();
-    await firstLink.click();
+    const firstButton = table.locator('tbody tr').first().locator('button');
+    const namespaceName = await firstButton.textContent();
+    await firstButton.click();
 
-    // Detail page should show the namespace name in the heading
+    // Drawer should open and show the namespace name in the heading
+    await expect(
+      page.getByRole('heading', { name: `Polaris \u2014 ${namespaceName}` })
+    ).toBeVisible();
+
+    // "Namespace Score" section should be present in drawer
+    await expect(page.getByText('Namespace Score')).toBeVisible();
+
+    // Resources table should exist in drawer
+    await expect(page.getByText('Resources')).toBeVisible();
+
+    // URL hash should be updated with namespace name
+    await expect(page).toHaveURL(/\/polaris\/namespaces#/);
+  });
+
+  test('namespace detail drawer closes with Escape key', async ({ page }) => {
+    await page.goto('/c/main/polaris/namespaces');
+
+    // Open the drawer by clicking a namespace button
+    const table = page.locator('table');
+    await expect(table).toBeVisible();
+    const firstButton = table.locator('tbody tr').first().locator('button');
+    const namespaceName = await firstButton.textContent();
+    await firstButton.click();
+
+    // Verify drawer is open
+    await expect(
+      page.getByRole('heading', { name: `Polaris \u2014 ${namespaceName}` })
+    ).toBeVisible();
+
+    // Press Escape key
+    await page.keyboard.press('Escape');
+
+    // Drawer should close (heading should not be visible anymore)
+    await expect(
+      page.getByRole('heading', { name: `Polaris \u2014 ${namespaceName}` })
+    ).not.toBeVisible();
+
+    // URL hash should be cleared
+    await expect(page).toHaveURL(/\/polaris\/namespaces$/);
+  });
+
+  test('namespace detail drawer opens from URL hash', async ({ page }) => {
+    // Get a namespace name first
+    await page.goto('/c/main/polaris/namespaces');
+    const table = page.locator('table');
+    await expect(table).toBeVisible();
+    const firstButton = table.locator('tbody tr').first().locator('button');
+    const namespaceName = await firstButton.textContent();
+
+    // Navigate directly to URL with hash
+    await page.goto(`/c/main/polaris/namespaces#${namespaceName}`);
+
+    // Drawer should automatically open with the namespace details
     await expect(
       page.getByRole('heading', { name: `Polaris \u2014 ${namespaceName}` })
     ).toBeVisible();
 
     // "Namespace Score" section should be present
     await expect(page.getByText('Namespace Score')).toBeVisible();
-
-    // Resources table should exist
-    await expect(page.getByText('Resources')).toBeVisible();
-    await expect(page.locator('table')).toBeVisible();
   });
 });