diff --git a/src/renderer/components/modals/ExportPdfDialog.tsx b/src/renderer/components/modals/ExportPdfDialog.tsx
index 54e0ee2..59572f2 100644
--- a/src/renderer/components/modals/ExportPdfDialog.tsx
+++ b/src/renderer/components/modals/ExportPdfDialog.tsx
@@ -44,9 +44,9 @@ export function ExportPdfDialog({ sourcePath }: { sourcePath: string }) {
       renderTablesAsAscii: ascii,
       fontSize,
     } as any);
-    if (!result.data?.ok) {
-      toast.error(`Export failed: ${result.data?.error?.message ?? 'Export failed'}`);
-      setError(result.data?.error?.message ?? 'Export failed');
+    if (!result.ok) {
+      toast.error(`Export failed: ${result.error?.message ?? 'Export failed'}`);
+      setError(result.error?.message ?? 'Export failed');
       setSubmitting(false);
     } else {
       toast.success(`Exported ${source.title} to ${result.data?.outputPath ?? 'file'}`);
diff --git a/tests/integration/phase8-toasts-smoke.test.tsx b/tests/integration/phase8-toasts-smoke.test.tsx
new file mode 100644
index 0000000..ffa5559
--- /dev/null
+++ b/tests/integration/phase8-toasts-smoke.test.tsx
@@ -0,0 +1,109 @@
+import { describe, it, expect, vi, beforeEach } from 'vitest';
+
+vi.mock('@/lib/toast', () => ({
+  toast: {
+    success: vi.fn(),
+    error: vi.fn(),
+    info: vi.fn(),
+    warning: vi.fn(),
+    promise: vi.fn(),
+    dismiss: vi.fn(),
+  },
+}));
+
+vi.mock('@/lib/ipc', () => ({
+  ipc: {
+    app: {
+      getVersion: vi.fn().mockResolvedValue({ ok: true, data: '5.0.0' }),
+      openExternal: vi.fn().mockResolvedValue({ ok: true }),
+    },
+    file: {
+      read: vi.fn(),
+      write: vi.fn(),
+      list: vi.fn(),
+      pickFolder: vi.fn(),
+      pickFile: vi.fn(),
+      onChange: vi.fn(),
+    },
+    menu: {
+      on: vi.fn(() => () => {}),
+    },
+    export: {
+      pdf: vi.fn(),
+      docx: vi.fn(),
+      html: vi.fn(),
+      batch: vi.fn(),
+    },
+  },
+}));
+
+import { render, screen, waitFor } from '@testing-library/react';
+import userEvent from '@testing-library/user-event';
+import App from '@/App';
+import { useFileStore } from '@/stores/file-store';
+import { useEditorStore } from '@/stores/editor-store';
+import { useAppStore } from '@/stores/app-store';
+import { useCommandStore } from '@/stores/command-store';
+import { useSettingsStore } from '@/stores/settings-store';
+import { ipc } from '@/lib/ipc';
+import { toast } from '@/lib/toast';
+import { registerMenuCommands } from '@/lib/commands/register-menu-commands';
+
+describe('Phase 8 toasts integration', () => {
+  beforeEach(() => {
+    localStorage.clear();
+    vi.clearAllMocks();
+    useAppStore.setState({ modal: { kind: null }, sidebarVisible: true, previewVisible: true, zenMode: false, paneSizes: { sidebar: 20, editor: 50, preview: 30 } } as any);
+    useCommandStore.setState({ handlers: {}, userBindings: {} } as any);
+    useSettingsStore.setState({ ...useSettingsStore.getInitialState(), welcomeDismissed: true });
+    useFileStore.setState({ activeTabId: '/test.md', openTabs: [{ id: '/test.md', path: '/test.md', title: 'test.md', dirty: false }] } as any);
+    useEditorStore.setState({ buffers: new Map([['/test.md', { id: '/test.md', path: '/test.md', content: '# hi', dirty: true }]]) } as any);
+  });
+
+  it('saving a file calls toast.success with "Saved test.md"', async () => {
+    (ipc.file.write as any).mockResolvedValue({ ok: true });
+    registerMenuCommands();
+    render(<App />);
+
+    const result = await useFileStore.getState().saveActiveBuffer();
+    expect(result).toBe(true);
+    expect(toast.success).toHaveBeenCalledWith('Saved test.md');
+  });
+
+  it('saving with IPC error calls toast.error', async () => {
+    (ipc.file.write as any).mockResolvedValue({ ok: false, error: { code: 'EACCES', message: 'Permission denied' } });
+    registerMenuCommands();
+    render(<App />);
+
+    const result = await useFileStore.getState().saveActiveBuffer();
+    expect(result).toBe(false);
+    expect(toast.error).toHaveBeenCalledWith('Failed to save: Permission denied');
+  });
+
+  it('opening a missing file calls toast.error', async () => {
+    (ipc.file.read as any).mockResolvedValue({ ok: false, error: { code: 'ENOENT', message: 'No such file' } });
+    registerMenuCommands();
+    render(<App />);
+
+    await useFileStore.getState().openFile('/missing.md');
+    expect(toast.error).toHaveBeenCalledWith('Failed to open file: No such file');
+  });
+
+  it('exporting a file calls toast.success on success', async () => {
+    (ipc.export.pdf as any).mockResolvedValue({ ok: true, data: { outputPath: '/test.pdf', bytes: 100, durationMs: 50 } });
+    registerMenuCommands();
+    render(<App />);
+
+    // Open the export-pdf modal via command dispatch
+    useCommandStore.getState().dispatch('file.exportPdf');
+    expect(useAppStore.getState().modal).toEqual({ kind: 'export-pdf', props: { sourcePath: '/test.md' } });
+
+    // Click the Export button
+    const exportBtn = await screen.findByRole('button', { name: /^export$/i });
+    await userEvent.click(exportBtn);
+
+    await waitFor(() => {
+      expect(toast.success).toHaveBeenCalledWith(expect.stringContaining('Exported test.md'));
+    });
+  });
+});
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