diff --git a/.gitea/workflows/ci.yml b/.gitea/workflows/ci.yml
index 0c579ff..ad25315 100644
--- a/.gitea/workflows/ci.yml
+++ b/.gitea/workflows/ci.yml
@@ -366,6 +366,26 @@ jobs:
           E2E_BASE_URL=http://localhost:5173 \
             pnpm --filter @dorfteich/web exec playwright test e2e/backlinks.spec.ts
 
+      - name: Reset login rate limit before page-tree pack
+        run: |
+          echo "DELETE FROM rate_limits WHERE key LIKE 'login%';" | \
+            pnpm --filter @dorfteich/api exec prisma db execute --stdin --url "$DATABASE_URL"
+
+      - name: Run page-tree pack
+        run: |
+          E2E_BASE_URL=http://localhost:5173 \
+            pnpm --filter @dorfteich/web exec playwright test e2e/page-tree.spec.ts
+
+      - name: Reset login rate limit before graph pack
+        run: |
+          echo "DELETE FROM rate_limits WHERE key LIKE 'login%';" | \
+            pnpm --filter @dorfteich/api exec prisma db execute --stdin --url "$DATABASE_URL"
+
+      - name: Run graph pack
+        run: |
+          E2E_BASE_URL=http://localhost:5173 \
+            pnpm --filter @dorfteich/web exec playwright test e2e/graph.spec.ts
+
       - name: Reset login rate limit before search pack
         run: |
           echo "DELETE FROM rate_limits WHERE key LIKE 'login%';" | \
diff --git a/apps/web/e2e/graph.spec.ts b/apps/web/e2e/graph.spec.ts
new file mode 100644
index 0000000..114a4fa
--- /dev/null
+++ b/apps/web/e2e/graph.spec.ts
@@ -0,0 +1,189 @@
+import { expect, test, type BrowserContext, type Page } from '@playwright/test';
+
+import { contextForUser } from './helpers';
+
+/**
+ * Knowledge-graph pack (issues #111–#113): the pond graph view (nodes,
+ * edges, phantom-create flow, legend), the local neighborhood panel with
+ * its hop toggle, and the permission slice — a label-denied reader must
+ * not see the hidden page anywhere in the graph. Wikilinks are typed in
+ * the editor; a reload flushes the collab store into `page_links` (same
+ * ordering constraint as the backlinks pack).
+ */
+const BASE_URL = process.env.E2E_BASE_URL ?? 'http://localhost:5173';
+
+async function json<T>(
+  context: BrowserContext,
+  method: 'post' | 'get',
+  url: string,
+  data?: unknown,
+): Promise<T> {
+  const response = await context.request[method](url, data !== undefined ? { data } : {});
+  if (!response.ok()) throw new Error(`${method} ${url} → ${response.status()}`);
+  return response.json() as Promise<T>;
+}
+
+interface PageRef {
+  id: string;
+  slug: string;
+}
+
+async function createPage(
+  context: BrowserContext,
+  pondId: string,
+  title: string,
+): Promise<PageRef> {
+  return json(context, 'post', `/api/v1/ponds/${pondId}/pages`, { title });
+}
+
+/** Types `[[query` in the open editor and accepts the first suggestion. */
+async function insertWikilink(page: Page, query: string): Promise<void> {
+  const body = page.locator('.editor-content .ProseMirror');
+  await body.click();
+  await page.keyboard.type(`[[${query}`);
+  await expect(page.locator('.wikilink-suggest')).toBeVisible();
+  await page.keyboard.press('Enter');
+}
+
+test('pond graph renders the link structure and creates phantom pages', async ({ browser }) => {
+  const context = await contextForUser(browser, BASE_URL, 'fixture-user');
+  const ts = Date.now();
+  const pond = await json<{ id: string; slug: string }>(context, 'post', '/api/v1/ponds', {
+    name: `Graph Pack ${ts}`,
+  });
+  const source = await createPage(context, pond.id, `GP Source ${ts}`);
+  const target = await createPage(context, pond.id, `GP Target ${ts}`);
+
+  const page = await context.newPage();
+  await page.goto(`/p/${pond.slug}/${source.slug}`);
+  await page.locator('.editor-page__mode-toggle').click();
+  await insertWikilink(page, `GP Target ${ts}`);
+  await page.keyboard.type(' ');
+  // No page matches → the suggestion creates a phantom link.
+  await insertWikilink(page, `gp-ghost-${ts}`);
+  await page.reload(); // flush the collab store → page_links rows
+
+  // The sidebar links every member to the graph route.
+  await page.locator('.sidebar__graph-link').click();
+  await expect(page).toHaveURL(new RegExp(`/p/${pond.slug}/graph$`));
+  await expect(page.getByTestId(`graph-node-${source.slug}`)).toBeVisible();
+  await expect(page.getByTestId(`graph-node-${target.slug}`)).toBeVisible();
+  await expect(page.getByTestId(`graph-phantom-gp-ghost-${ts}`)).toBeVisible();
+  expect(await page.locator('.force-graph__edge').count()).toBeGreaterThanOrEqual(2);
+  await expect(page.locator('.graph-legend')).toBeVisible();
+
+  // A node click opens the page.
+  await page.getByTestId(`graph-node-${target.slug}`).click();
+  await expect(page).toHaveURL(new RegExp(`/p/${pond.slug}/${target.slug}$`));
+
+  // A phantom click creates the page (confirm) and resolves the links.
+  page.on('dialog', (dialog) => void dialog.accept());
+  await page.goto(`/p/${pond.slug}/graph`);
+  await page.getByTestId(`graph-phantom-gp-ghost-${ts}`).click();
+  await expect(page).toHaveURL(new RegExp(`/p/${pond.slug}/gp-ghost-${ts}$`));
+  await page.goto(`/p/${pond.slug}/graph`);
+  await expect(page.getByTestId(`graph-node-gp-ghost-${ts}`)).toBeVisible();
+  await expect(page.getByTestId(`graph-phantom-gp-ghost-${ts}`)).toHaveCount(0);
+
+  await context.close();
+});
+
+test('local graph panel shows the neighborhood per hop depth and navigates', async ({
+  browser,
+}) => {
+  const context = await contextForUser(browser, BASE_URL, 'fixture-user');
+  const ts = Date.now();
+  const pond = await json<{ id: string; slug: string }>(context, 'post', '/api/v1/ponds', {
+    name: `Local Graph ${ts}`,
+  });
+  const a = await createPage(context, pond.id, `LG A ${ts}`);
+  const b = await createPage(context, pond.id, `LG B ${ts}`);
+  const c = await createPage(context, pond.id, `LG C ${ts}`);
+  const lonely = await createPage(context, pond.id, `LG Lonely ${ts}`);
+
+  // Chain A → B → C so the hop depth matters when viewed from A.
+  const page = await context.newPage();
+  await page.goto(`/p/${pond.slug}/${a.slug}`);
+  await page.locator('.editor-page__mode-toggle').click();
+  await insertWikilink(page, `LG B ${ts}`);
+  await page.goto(`/p/${pond.slug}/${b.slug}`);
+  await page.locator('.editor-page__mode-toggle').click();
+  await insertWikilink(page, `LG C ${ts}`);
+  await page.reload();
+
+  await page.goto(`/p/${pond.slug}/${a.slug}`);
+  const panel = page.locator('.local-graph');
+  await expect(panel).toBeVisible();
+  await expect(page.getByTestId(`local-graph-node-${b.slug}`)).toBeVisible();
+  await expect(page.getByTestId(`local-graph-node-${c.slug}`)).toHaveCount(0);
+  // The current page carries the highlight ring.
+  await expect(
+    page.getByTestId(`local-graph-node-${a.slug}`).locator('.force-graph__ring'),
+  ).toHaveCount(1);
+
+  await panel.getByRole('button', { name: /two hops|zwei ebenen/i }).click();
+  await expect(page.getByTestId(`local-graph-node-${c.slug}`)).toBeVisible();
+
+  await page.getByTestId(`local-graph-node-${b.slug}`).click();
+  await expect(page).toHaveURL(new RegExp(`/p/${pond.slug}/${b.slug}$`));
+
+  // Pages without links show no panel at all.
+  await page.goto(`/p/${pond.slug}/${lonely.slug}`);
+  await expect(page.locator('.editor-content .ProseMirror')).toBeVisible();
+  await expect(page.locator('.local-graph')).toHaveCount(0);
+
+  await context.close();
+});
+
+test('a label-denied reader sees no trace of the hidden page in the graph', async ({ browser }) => {
+  const owner = await contextForUser(browser, BASE_URL, 'fixture-user');
+  const viewer = await contextForUser(browser, BASE_URL, 'fixture-viewer');
+  const viewerId = (await json<{ id: string }>(viewer, 'get', '/api/v1/auth/me')).id;
+  const ts = Date.now();
+  const pond = await json<{ id: string; slug: string }>(owner, 'post', '/api/v1/ponds', {
+    name: `Sliced Graph ${ts}`,
+  });
+  // Grants BEFORE content: pond-wide read for the viewer, minus the label.
+  const label = await json<{ id: string }>(owner, 'post', `/api/v1/ponds/${pond.id}/labels`, {
+    name: 'secret',
+  });
+  await json(owner, 'post', `/api/v1/ponds/${pond.id}/grants`, {
+    subjectType: 'user',
+    subjectId: viewerId,
+    role: 'reader',
+    scopeType: 'pond',
+    effect: 'allow',
+  });
+  await json(owner, 'post', `/api/v1/ponds/${pond.id}/grants`, {
+    subjectType: 'user',
+    subjectId: viewerId,
+    role: 'reader',
+    scopeType: 'label',
+    scopeId: label.id,
+    effect: 'deny',
+  });
+
+  const open = await createPage(owner, pond.id, `SG Open ${ts}`);
+  const secret = await createPage(owner, pond.id, `SG Secret ${ts}`);
+  await json(owner, 'post', `/api/v1/pages/${secret.id}/labels`, { labelId: label.id });
+
+  // Owner links the open page to the secret one.
+  const ownerPage = await owner.newPage();
+  await ownerPage.goto(`/p/${pond.slug}/${open.slug}`);
+  await ownerPage.locator('.editor-page__mode-toggle').click();
+  await insertWikilink(ownerPage, `SG Secret ${ts}`);
+  await ownerPage.reload();
+  await ownerPage.goto(`/p/${pond.slug}/graph`);
+  await expect(ownerPage.getByTestId(`graph-node-${secret.slug}`)).toBeVisible();
+  expect(await ownerPage.locator('.force-graph__edge').count()).toBe(1);
+
+  // The viewer gets the sliced graph: no secret node, no edge into it.
+  const viewerPage = await viewer.newPage();
+  await viewerPage.goto(`/p/${pond.slug}/graph`);
+  await expect(viewerPage.getByTestId(`graph-node-${open.slug}`)).toBeVisible();
+  await expect(viewerPage.getByTestId(`graph-node-${secret.slug}`)).toHaveCount(0);
+  expect(await viewerPage.locator('.force-graph__edge').count()).toBe(0);
+
+  await owner.close();
+  await viewer.close();
+});
diff --git a/apps/web/e2e/page-tree.spec.ts b/apps/web/e2e/page-tree.spec.ts
new file mode 100644
index 0000000..e09b626
--- /dev/null
+++ b/apps/web/e2e/page-tree.spec.ts
@@ -0,0 +1,189 @@
+import { expect, test, type BrowserContext, type Page } from '@playwright/test';
+
+import { contextForUser } from './helpers';
+
+/**
+ * Page-tree pack (issues #106–#109): create-as-child from the open page,
+ * folder/label sidebar views with the pond default and the local override,
+ * the "Move to…" dialog, the per-case delete decision (promote vs subtree),
+ * and the restore re-attachment to the root once the parent is gone.
+ * Runs in its own shared pond — fixture ponds stay untouched, and the pond
+ * default flip cannot leak into other packs. Language-independent selectors
+ * (CSS classes, testids) plus |-alternation for the two locales elsewhere.
+ */
+const BASE_URL = process.env.E2E_BASE_URL ?? 'http://localhost:5173';
+
+async function json<T>(
+  context: BrowserContext,
+  method: 'post' | 'patch',
+  url: string,
+  data: unknown,
+): Promise<T> {
+  const response = await context.request[method](url, { data });
+  if (!response.ok()) throw new Error(`${method} ${url} → ${response.status()}`);
+  return response.json() as Promise<T>;
+}
+
+interface PageRef {
+  id: string;
+  slug: string;
+}
+
+async function provisionPond(
+  context: BrowserContext,
+  name: string,
+): Promise<{ id: string; slug: string }> {
+  return json(context, 'post', '/api/v1/ponds', { name });
+}
+
+async function createPage(
+  context: BrowserContext,
+  pondId: string,
+  title: string,
+  parentId?: string,
+): Promise<PageRef> {
+  return json(context, 'post', `/api/v1/ponds/${pondId}/pages`, {
+    title,
+    ...(parentId ? { parentId } : {}),
+  });
+}
+
+function sidebarPage(page: Page, title: string) {
+  return page.locator(`.sidebar__page:text-is("${title}")`);
+}
+
+test('folder view nests new pages under the open page; views toggle and persist', async ({
+  browser,
+}) => {
+  const context = await contextForUser(browser, BASE_URL, 'fixture-user');
+  const ts = Date.now();
+  const pond = await provisionPond(context, `Tree Pack ${ts}`);
+  const parent = await createPage(context, pond.id, `TP Parent ${ts}`);
+
+  const page = await context.newPage();
+  // Create from the sidebar while the parent is open → nests under it.
+  await page.goto(`/p/${pond.slug}/${parent.slug}`);
+  await page.locator('.sidebar__new-page').click();
+  await expect(page.locator('.sidebar__new-page-parent')).toContainText(`TP Parent ${ts}`);
+  await page.locator('.sidebar__new-page-form input').fill(`TP Child ${ts}`);
+  await page.locator('.sidebar__new-page-form button[type="submit"]').click();
+  await expect(page).toHaveURL(new RegExp(`/p/${pond.slug}/tp-child-`));
+
+  const parentItem = page
+    .locator('.sidebar__page-item')
+    .filter({ has: page.locator(`.sidebar__page:text-is("TP Parent ${ts}")`) })
+    .first();
+  await expect(
+    parentItem.locator('.sidebar__tree-children .sidebar__page', { hasText: `TP Child ${ts}` }),
+  ).toBeVisible();
+
+  // Collapse hides the child and survives a reload (persisted per pond).
+  await parentItem.locator('.sidebar__caret').first().click();
+  await expect(sidebarPage(page, `TP Child ${ts}`)).toHaveCount(0);
+  await page.reload();
+  await expect(sidebarPage(page, `TP Child ${ts}`)).toHaveCount(0);
+  await page
+    .locator('.sidebar__page-item')
+    .filter({ has: page.locator(`.sidebar__page:text-is("TP Parent ${ts}")`) })
+    .first()
+    .locator('.sidebar__caret')
+    .first()
+    .click();
+  await expect(sidebarPage(page, `TP Child ${ts}`)).toBeVisible();
+
+  // The label view groups pages; ours land in the "unlabeled" group.
+  await page.locator('.sidebar__view-btn').nth(1).click();
+  await expect(
+    page.locator('.sidebar__label-group--unlabeled .sidebar__page').first(),
+  ).toBeVisible();
+  // The local choice survives a reload (localStorage override).
+  await page.reload();
+  await expect(page.locator('.sidebar__label-view')).toBeVisible();
+  await page.locator('.sidebar__view-btn').first().click();
+  await expect(page.locator('.sidebar__pages--tree')).toBeVisible();
+
+  // The owner-set pond default applies to a context without an override.
+  await json(context, 'patch', `/api/v1/ponds/${pond.id}`, { sidebarView: 'labels' });
+  const fresh = await contextForUser(browser, BASE_URL, 'fixture-user');
+  const freshPage = await fresh.newPage();
+  await freshPage.goto(`/p/${pond.slug}/${parent.slug}`);
+  await expect(freshPage.locator('.sidebar__label-view')).toBeVisible();
+  await fresh.close();
+
+  await context.close();
+});
+
+test('the Move-to dialog reparents and blocks the own subtree', async ({ browser }) => {
+  const context = await contextForUser(browser, BASE_URL, 'fixture-user');
+  const ts = Date.now();
+  const pond = await provisionPond(context, `Move Pack ${ts}`);
+  const alpha = await createPage(context, pond.id, `MP Alpha ${ts}`);
+  await createPage(context, pond.id, `MP Beta ${ts}`);
+  await createPage(context, pond.id, `MP Child ${ts}`, alpha.id);
+
+  const page = await context.newPage();
+  await page.goto(`/p/${pond.slug}/${alpha.slug}`);
+  await page.getByRole('button', { name: /more actions|weitere aktionen/i }).click();
+  await page.locator('.page-actions__move').click();
+  const dialog = page.locator('.move-dialog');
+  await expect(dialog).toBeVisible();
+  // The page itself and its child are disabled targets (cycle).
+  await expect(dialog.locator('li', { hasText: `MP Alpha ${ts}` }).locator('input')).toBeDisabled();
+  await expect(dialog.locator('li', { hasText: `MP Child ${ts}` }).locator('input')).toBeDisabled();
+  await dialog
+    .locator('li', { hasText: `MP Beta ${ts}` })
+    .locator('input')
+    .check();
+  await dialog.getByRole('button', { name: /^(move|verschieben)$/i }).click();
+  await expect(dialog).toHaveCount(0);
+
+  const betaItem = page
+    .locator('.sidebar__page-item')
+    .filter({ has: page.locator(`.sidebar__page:text-is("MP Beta ${ts}")`) })
+    .first();
+  await expect(
+    betaItem.locator('.sidebar__tree-children .sidebar__page', { hasText: `MP Alpha ${ts}` }),
+  ).toBeVisible();
+
+  await context.close();
+});
+
+test('delete decides per case; a restored orphan lands at the root', async ({ browser }) => {
+  const context = await contextForUser(browser, BASE_URL, 'fixture-user');
+  const ts = Date.now();
+  const pond = await provisionPond(context, `Del Pack ${ts}`);
+  const promoteParent = await createPage(context, pond.id, `DP Promote ${ts}`);
+  await createPage(context, pond.id, `DP Kid ${ts}`, promoteParent.id);
+  const subtreeParent = await createPage(context, pond.id, `DP Subtree ${ts}`);
+  await createPage(context, pond.id, `DP Deep ${ts}`, subtreeParent.id);
+
+  const page = await context.newPage();
+  // Promote: only the parent goes; the child moves up to the root.
+  await page.goto(`/p/${pond.slug}/${promoteParent.slug}`);
+  await page.getByRole('button', { name: /more actions|weitere aktionen/i }).click();
+  await page.locator('.page-actions__menu-danger').click();
+  const decision = page.locator('.delete-page-dialog');
+  await expect(decision).toBeVisible();
+  await decision.locator('.delete-page-dialog__promote').click();
+  await expect(sidebarPage(page, `DP Kid ${ts}`)).toBeVisible();
+  await expect(sidebarPage(page, `DP Promote ${ts}`)).toHaveCount(0);
+
+  // Subtree: parent and descendant go together.
+  await page.goto(`/p/${pond.slug}/${subtreeParent.slug}`);
+  await page.getByRole('button', { name: /more actions|weitere aktionen/i }).click();
+  await page.locator('.page-actions__menu-danger').click();
+  await page.locator('.delete-page-dialog__subtree').click();
+  await expect(sidebarPage(page, `DP Subtree ${ts}`)).toHaveCount(0);
+  await expect(sidebarPage(page, `DP Deep ${ts}`)).toHaveCount(0);
+
+  // Restoring the deep child while its parent stays trashed → root level.
+  await page.goto(`/p/${pond.slug}/trash`);
+  const item = page.locator('.trash-page__item').filter({ hasText: `DP Deep ${ts}` });
+  await item.getByRole('button', { name: /restore|wiederherstellen/i }).click();
+  const rootDeep = page
+    .locator('.sidebar__pages--tree > .sidebar__page-item')
+    .filter({ has: page.locator(`.sidebar__page:text-is("DP Deep ${ts}")`) });
+  await expect(rootDeep).toHaveCount(1);
+
+  await context.close();
+});
diff --git a/docs/de/features.md b/docs/de/features.md
index 1b722b9..7155c06 100644
--- a/docs/de/features.md
+++ b/docs/de/features.md
@@ -45,6 +45,14 @@ Familien oder Projekte.
 
 ## Organisieren, wie du denkst
 
+- **Seitenbaum**: Seiten unter Seiten verschachteln (bis zu 6 Ebenen) —
+  Slugs und Links bleiben flach, Verschieben bricht also nie etwas; der
+  ZIP-Export bleibt ebenfalls flach (die Hierarchie ist rein
+  organisatorisch).
+- **Wissensgraph**: eine interaktive Karte jedes Teichs — Seiten als
+  Knoten, Wikilinks als Kanten, fehlende Ziele als gestrichelte
+  Phantome, die ein Klick anlegt; jede Seite hat zusätzlich einen
+  lokalen Nachbarschafts-Graphen.
 - **Labels**, auf Wunsch hierarchisch, um einen Teich beliebig zu
   gliedern — und um Zugriffsregeln zu begrenzen (siehe unten).
 - **Schnelle Volltextsuche** über alles, was du lesen darfst —
diff --git a/docs/de/manual/api-guide.md b/docs/de/manual/api-guide.md
index 1c11bde..894cf85 100644
--- a/docs/de/manual/api-guide.md
+++ b/docs/de/manual/api-guide.md
@@ -49,7 +49,7 @@ Token-Scope und eine etwaige Teich-Beschränkung.
 # Die Teiche, die dieses Token erreicht
 curl -H "$AUTH" https://wiki.example.com/api/public/v1/ponds
 
-# Seiten eines Teichs: Slug, Titel, Labels, Zeitstempel
+# Seiten eines Teichs: Slug, Titel, Parent (Seitenbaum-Slug), Labels, Zeitstempel
 curl -H "$AUTH" https://wiki.example.com/api/public/v1/ponds/team/pages
 
 # Eine Seite — Markdown-Quelle UND gerendertes, bereinigtes HTML
@@ -69,12 +69,13 @@ und Seiten-Slugs für Folgeaufrufe.
 ## Schreiben (braucht den `write`-Scope)
 
 ```sh
-# Eine Seite aus Markdown anlegen
+# Eine Seite aus Markdown anlegen (optional "parent": ein Seiten-Slug ordnet sie unter)
 curl -H "$AUTH" -H 'Content-Type: application/json' \
   -d '{"title": "Meeting notes", "markdown": "# Agenda\n\n- Enten\n"}' \
   https://wiki.example.com/api/public/v1/ponds/team/pages
 
-# Umbenennen und/oder den Inhalt ERSETZEN
+# Umbenennen, den Inhalt ERSETZEN und/oder im Seitenbaum verschieben
+# ("parent": <slug> ordnet die Seite unter, "parent": null holt sie auf die oberste Ebene)
 curl -X PATCH -H "$AUTH" -H 'Content-Type: application/json' \
   -d '{"markdown": "Neuer Inhalt."}' \
   https://wiki.example.com/api/public/v1/ponds/team/pages/meeting-notes
diff --git a/docs/de/manual/mcp-guide.md b/docs/de/manual/mcp-guide.md
index 7de5a72..b792e30 100644
--- a/docs/de/manual/mcp-guide.md
+++ b/docs/de/manual/mcp-guide.md
@@ -62,18 +62,18 @@ Stdio-Clients überbrücken mit `mcp-remote`:
 
 ## Was der Assistent kann
 
-| Tool                                         | Tut                                           |
-| -------------------------------------------- | --------------------------------------------- |
-| `list_ponds`                                 | die Teiche, die dieses Token erreicht         |
-| `list_pages(pond)`                           | Seiten mit Slug, Titel, Labels, Zeitstempeln  |
-| `read_page(pond, page)`                      | eine Seite als Markdown plus Metadaten        |
-| `search(query, pond?, label?)`               | Volltextsuche mit Snippets                    |
-| `create_page(pond, title, markdown)`         | neue Seite aus Markdown _(write)_             |
-| `update_page(pond, page, markdown?, title?)` | umbenennen und/oder Inhalt ersetzen _(write)_ |
-| `add_comment(pond, page, text)`              | eine Seite kommentieren _(write)_             |
-| `list_labels(pond)`                          | der Label-Baum des Teichs                     |
-| `set_page_labels(pond, page, labelIds)`      | die Labels einer Seite ersetzen _(write)_     |
-| `export_pond(pond)`                          | ein Download-Link für den Markdown-ZIP-Export |
+| Tool                                                  | Tut                                                |
+| ----------------------------------------------------- | -------------------------------------------------- |
+| `list_ponds`                                          | die Teiche, die dieses Token erreicht              |
+| `list_pages(pond)`                                    | Seiten mit Slug, Titel, Parent, Labels             |
+| `read_page(pond, page)`                               | eine Seite als Markdown plus Metadaten             |
+| `search(query, pond?, label?)`                        | Volltextsuche mit Snippets                         |
+| `create_page(pond, title, markdown, parent?)`         | neue Seite aus Markdown _(write)_                  |
+| `update_page(pond, page, markdown?, title?, parent?)` | umbenennen, Inhalt ersetzen, verschieben _(write)_ |
+| `add_comment(pond, page, text)`                       | eine Seite kommentieren _(write)_                  |
+| `list_labels(pond)`                                   | der Label-Baum des Teichs                          |
+| `set_page_labels(pond, page, labelIds)`               | die Labels einer Seite ersetzen _(write)_          |
+| `export_pond(pond)`                                   | ein Download-Link für den Markdown-ZIP-Export      |
 
 Inhalts-Updates nehmen denselben kollaborativen Weg wie menschliche
 Bearbeitungen: Offene Editoren konvergieren live, und der vorherige
diff --git a/docs/de/manual/pond-admin-guide.md b/docs/de/manual/pond-admin-guide.md
index e63a732..f36e738 100644
--- a/docs/de/manual/pond-admin-guide.md
+++ b/docs/de/manual/pond-admin-guide.md
@@ -26,6 +26,10 @@ Wer den Teich anlegt, wird sein Teich-Admin.
   PDF-Exporte.
 - **Seitenleisten-Sortierung** für alle: A–Z, Erstellungsdatum oder
   manuelle Reihenfolge.
+- **Seitenleisten-Ansicht** als Standard: der Seitenbaum („Ordner")
+  oder Seiten gruppiert unter dem Label-Baum. Mitglieder können ihre
+  eigene Seitenleiste weiterhin lokal umschalten — die Einstellung
+  bestimmt nur den Ausgangspunkt.
 
 ## Mitglieder und Rollen
 
diff --git a/docs/de/manual/user-guide.md b/docs/de/manual/user-guide.md
index 0e07222..fc5077f 100644
--- a/docs/de/manual/user-guide.md
+++ b/docs/de/manual/user-guide.md
@@ -31,9 +31,33 @@ Instanz das [Site-Admin-Handbuch](site-admin-guide.md).
   Sortiermodus ist eine Teich-Einstellung).
 - **+ Neue Seite** am unteren Ende der Seitenleiste legt eine Seite an.
   Seiten-Adressen sind lesbar: `/p/<teich>/<seite>`.
+- **Seiten bilden einen Baum.** Eine Seite, die du anlegst, während eine
+  andere geöffnet ist, wird deren Unterseite (das Formular sagt es an);
+  Seiten verschachteln bis zu sechs Ebenen tief. Die **Ordner-Ansicht**
+  der Seitenleiste zeigt den Baum mit einklappbaren Zweigen; die
+  **Label-Ansicht** gruppiert die Seiten stattdessen unter dem
+  Label-Baum. Der Umschalter über der Seitenliste gilt nur für dich —
+  der Teich-Eigentümer legt lediglich den Standard fest. Verschieben
+  ändert nie die Adresse einer Seite, Links bleiben also intakt.
+- **Seiten verschieben:** Ziehe eine Seite auf eine andere, um sie dort
+  einzuordnen (zwischen Seiten ziehen sortiert innerhalb der Ebene um,
+  im manuellen Sortiermodus), oder nutze **… → Verschieben nach…** für
+  eine Zielauswahl, die in jedem Sortiermodus funktioniert. Beim
+  Löschen einer Seite mit Unterseiten wirst du gefragt, was mit ihnen
+  passieren soll: eine Ebene hochrücken oder den ganzen Teilbaum
+  gemeinsam in den Papierkorb.
+- Der **Graph**-Link unten in der Seitenleiste öffnet den
+  **Wissensgraphen** des Teichs: Seiten als Punkte, Wikilinks als
+  Linien — ein Klick öffnet die Seite, Ziehen ordnet an, Scrollen
+  zoomt. Gestrichelte Punkte sind Wikilink-Ziele, die es noch nicht
+  gibt; ein Klick legt die Seite an. Unter jeder Seite (Lesemodus)
+  zeigt ein **lokaler Graph** ihre Nachbarschaft, umschaltbar zwischen
+  einer und zwei Ebenen.
 - Der **Papierkorb**-Link sitzt ganz unten in der Seitenleiste:
   Gelöschte Seiten lassen sich dort wiederherstellen, bis die
-  Aufbewahrungsfrist endet.
+  Aufbewahrungsfrist endet. Eine wiederhergestellte Seite hängt sich an
+  den nächsten noch vorhandenen Elternknoten, oder an die oberste
+  Ebene, wenn der ganze Zweig fehlt.
 
 ## Der Editor
 
@@ -74,7 +98,8 @@ Bei geöffneter Seite findest du neben dem Stift: **Beobachten** (Glocke
 für diese Seite), **Kommentare** (mit Zähler für Ungelesenes),
 **Anhänge**, **Seiten-Werkzeuge** (Inhaltsverzeichnis, Seitenindex —
 sofern aktiviert), **Labels**, **Verlauf** und das **…**-Menü (Markdown
-kopieren/herunterladen, Export nach Word/LibreOffice/PDF, Löschen).
+kopieren/herunterladen, Export nach Word/LibreOffice/PDF, Verschieben
+nach…, Löschen).
 
 ## Labels
 
diff --git a/docs/features.md b/docs/features.md
index 976e82d..8626b7b 100644
--- a/docs/features.md
+++ b/docs/features.md
@@ -42,6 +42,9 @@ projects.
 - **Page tree**: nest pages under pages (up to 6 levels) — slugs and links
   stay flat, so moving a page never breaks anything; the ZIP export also
   stays flat (the hierarchy is organizational only)
+- **Knowledge graph**: an interactive map of every pond — pages as nodes,
+  wikilinks as edges, missing targets as dashed phantoms you can create
+  with a click; each page also gets a local neighborhood graph
 - **Labels**, hierarchical if you like, to slice a pond any way you want
   — and to scope access rules (see below).
 - **Fast full-text search** across everything you may read — accent- and
diff --git a/docs/manual/pond-admin-guide.md b/docs/manual/pond-admin-guide.md
index 5346702..1487a14 100644
--- a/docs/manual/pond-admin-guide.md
+++ b/docs/manual/pond-admin-guide.md
@@ -22,6 +22,9 @@ shared ponds per user", default 0). The creator becomes the pond admin.
   self-hosted catalog (browse it at `/fonts`) — they apply to the app
   view, public pages, and PDF exports.
 - **Sidebar sort** for everyone: A–Z, creation date, or manual order.
+- **Sidebar view** default: the page tree ("folders") or pages grouped
+  under the label tree. Members can still switch their own sidebar
+  locally — the setting only picks the starting point.
 
 ## Members and roles
 
diff --git a/docs/manual/user-guide.md b/docs/manual/user-guide.md
index 9d6ede8..5426e74 100644
--- a/docs/manual/user-guide.md
+++ b/docs/manual/user-guide.md
@@ -27,8 +27,28 @@ instance administration the [site-admin guide](site-admin-guide.md).
   mode is a pond setting).
 - **+ New page** at the bottom of the sidebar creates a page. Page
   addresses are readable: `/p/<pond>/<page>`.
+- **Pages form a tree.** A page created while another page is open
+  becomes its subpage (the form says so); pages nest up to six levels.
+  The sidebar's **folder view** shows the tree with collapsible
+  branches; the **label view** groups pages under the label tree
+  instead. The toggle above the page list is yours alone — the pond
+  owner only sets the default. Moving a page never changes its address,
+  so links keep working.
+- **Moving pages:** drag a page onto another one to nest it there
+  (drag between pages to reorder within the level, in manual sort
+  mode), or use **… → Move to…** for a picker that works in any sort
+  mode. Deleting a page that has subpages asks what should happen:
+  move them up one level, or trash the whole subtree together.
+- The **graph** link at the bottom of the sidebar opens the pond's
+  **knowledge graph**: pages as dots, wikilinks as lines — click a dot
+  to open the page, drag to rearrange, scroll to zoom. Dashed dots are
+  wikilink targets that do not exist yet; clicking one creates the
+  page. Below each page (read mode) a **local graph** shows its own
+  neighborhood, switchable between one and two hops.
 - The **trash** link sits at the very bottom of the sidebar: deleted
   pages can be restored from there until the retention period ends.
+  A restored page re-attaches to its nearest surviving parent, or to
+  the top level when the whole branch is gone.
 
 ## The editor
 
@@ -65,7 +85,7 @@ When a page is open you find, next to the pencil: **watch** (bell for
 this page), **comments** (with unread count), **attachments**,
 **plugin tools** (table of contents, page index — when enabled),
 **labels**, **history**, and the **…** overflow menu (copy/download
-Markdown, export to Word/LibreOffice/PDF, delete).
+Markdown, export to Word/LibreOffice/PDF, move to…, delete).
 
 ## Labels