diff --git a/src/screens/SettingsScreen.stories.tsx b/src/screens/SettingsScreen.stories.tsx
index ed193bd8..d87d1391 100644
--- a/src/screens/SettingsScreen.stories.tsx
+++ b/src/screens/SettingsScreen.stories.tsx
@@ -97,3 +97,61 @@ export const ClearDataDialogOpen: Story = {
     ).toBeInTheDocument();
   },
 };
+
+/** Generated invite results visible with long invite code (issue #155 wrapping verification) */
+export const InviteGenerated: Story = {
+  play: async () => {
+    const canvas = getCanvas();
+    const urlInput = await canvas.findByLabelText(
+      'Remote Archive URL',
+      undefined,
+      { timeout: PLAY_TIMEOUT },
+    );
+    const tokenInput = await canvas.findByLabelText('Bearer Token', undefined, {
+      timeout: PLAY_TIMEOUT,
+    });
+
+    await userEvent.type(
+      urlInput,
+      'https://archive.example-very-long-subdomain-name-that-takes-many-chars.com',
+    );
+    await userEvent.type(
+      tokenInput,
+      'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkphbmUgRG9lIiwiaWF0IjoxNTE2MjM5MDIyfQ.SflKxwRJSMeKKF2QT4fwpMeJf36POk6yJV_adQssw5c',
+    );
+
+    const submitButton = await canvas.findByRole(
+      'button',
+      { name: 'Generate Invite' },
+      { timeout: PLAY_TIMEOUT },
+    );
+    await userEvent.click(submitButton);
+
+    // Verify the results section renders with generated invite data
+    await canvas.findByText('Results', undefined, { timeout: PLAY_TIMEOUT });
+    await canvas.findByText('Invite URL', undefined, {
+      timeout: PLAY_TIMEOUT,
+    });
+    await canvas.findByText('Invite Code', undefined, {
+      timeout: PLAY_TIMEOUT,
+    });
+
+    // Verify the generated invite URL contains the code in the <code> element
+    const inviteUrlCode = await canvas.findByText(/invite\?code=/, undefined, {
+      timeout: PLAY_TIMEOUT,
+    });
+    await expect(inviteUrlCode).toBeVisible();
+
+    // Verify the generated invite code is displayed (long value wraps)
+    // Scoped to the invite-code row to avoid matching the URL code element
+    const inviteCodeLabel = await canvas.findByText('Invite Code', undefined, {
+      timeout: PLAY_TIMEOUT,
+    });
+    const inviteCodeRow = inviteCodeLabel.closest('div')!;
+    const inviteCodeEl = inviteCodeRow.querySelector('code')!;
+    await expect(inviteCodeEl).toBeVisible();
+    await expect(inviteCodeEl.textContent).toMatch(
+      /v1\.mock-encrypted-invite-code-/,
+    );
+  },
+};
diff --git a/src/screens/SettingsScreen.tsx b/src/screens/SettingsScreen.tsx
index 8e7288d6..7ca9f417 100644
--- a/src/screens/SettingsScreen.tsx
+++ b/src/screens/SettingsScreen.tsx
@@ -360,7 +360,7 @@ export function SettingsScreen() {
                 {intl.formatMessage(_messages.inviteUrlLabel)}
               </p>
               <div className="flex flex-col sm:flex-row sm:items-center gap-2">
-                <code className="flex-1 bg-surface-card border border-border rounded-input px-3 py-2 text-sm text-text truncate min-w-0">
+                <code className="flex-1 bg-surface-card border border-border rounded-input px-3 py-2 text-sm text-text break-words wrap-anywhere min-w-0">
                   {inviteUrl}
                 </code>
                 <Button
@@ -380,7 +380,7 @@ export function SettingsScreen() {
                 {intl.formatMessage(_messages.inviteCodeLabel)}
               </p>
               <div className="flex flex-col sm:flex-row sm:items-center gap-2">
-                <code className="flex-1 bg-surface-card border border-border rounded-input px-3 py-2 text-sm text-text min-w-0">
+                <code className="flex-1 bg-surface-card border border-border rounded-input px-3 py-2 text-sm text-text break-words wrap-anywhere min-w-0">
                   {inviteCode}
                 </code>
                 <Button
diff --git a/src/screens/stories/__mocks__/api-client.ts b/src/screens/stories/__mocks__/api-client.ts
index b02d1e7c..71c0e2e3 100644
--- a/src/screens/stories/__mocks__/api-client.ts
+++ b/src/screens/stories/__mocks__/api-client.ts
@@ -34,11 +34,20 @@ export class InviteApiError extends Error {
   }
 }
 
+const LONG_MOCK_INVITE_CODE =
+  'v1.mock-encrypted-invite-code-aBcDeFgHiJkLmNoPqRsTuVwXyZ0123456789-abcdefghijklmnopqrstuvwxyz0123456789-abcdefghijklmnopqrstuvwxyz0123456789-abcdefghijklmnopqrstuvwxyz0123456789';
+
 export async function createEncryptedInvite(
   _url: string,
   _token: string,
+  length?: 'long' | 'short',
 ): Promise<{ code: string }> {
-  return { code: 'v1.mock-invite-code-for-storybook-testing' };
+  return {
+    code:
+      length === 'short'
+        ? 'v1.mock-invite-code-for-storybook-testing'
+        : LONG_MOCK_INVITE_CODE,
+  };
 }
 
 export async function redeemEncryptedInvite(
diff --git a/tests/e2e/storybook-screenshots-baseline/desktop/screens-settings--invite-generated.png b/tests/e2e/storybook-screenshots-baseline/desktop/screens-settings--invite-generated.png
new file mode 100644
index 00000000..147315cf
Binary files /dev/null and b/tests/e2e/storybook-screenshots-baseline/desktop/screens-settings--invite-generated.png differ
diff --git a/tests/e2e/storybook-screenshots-baseline/mobile/screens-settings--invite-generated.png b/tests/e2e/storybook-screenshots-baseline/mobile/screens-settings--invite-generated.png
new file mode 100644
index 00000000..e7e4036c
Binary files /dev/null and b/tests/e2e/storybook-screenshots-baseline/mobile/screens-settings--invite-generated.png differ
diff --git a/tests/unit/screens/SettingsScreen.test.tsx b/tests/unit/screens/SettingsScreen.test.tsx
index bc41ebcb..3f9f3a5f 100644
--- a/tests/unit/screens/SettingsScreen.test.tsx
+++ b/tests/unit/screens/SettingsScreen.test.tsx
@@ -186,6 +186,74 @@ describe('SettingsScreen', () => {
     expect(screen.getByText('Copied!')).toBeInTheDocument();
   });
 
+  describe('Long value wrapping (issue #155)', () => {
+    async function generateInvite(user: ReturnType<typeof userEvent.setup>) {
+      await user.type(
+        screen.getByLabelText('Remote Archive URL'),
+        'https://archive.example.com',
+      );
+      await user.type(screen.getByLabelText('Bearer Token'), 'my-secret-token');
+      await user.click(screen.getByRole('button', { name: 'Generate Invite' }));
+      await screen.findByText('Results');
+    }
+
+    it('Invite URL code wraps long values instead of truncating', async () => {
+      const user = userEvent.setup();
+      render(<SettingsScreen />);
+      await generateInvite(user);
+
+      const inviteUrlCode = await screen.findByText(
+        /\/invite\?code=mock-encrypted-code-/,
+        { selector: 'code' },
+      );
+
+      // Must NOT use truncate (which hides the value behind an ellipsis)
+      expect(inviteUrlCode).not.toHaveClass('truncate');
+      // Must wrap long unbreakable tokens (base64url, URLs)
+      expect(inviteUrlCode).toHaveClass('break-words');
+      expect(inviteUrlCode).toHaveClass('wrap-anywhere');
+      // Flex child must be able to shrink below content size
+      expect(inviteUrlCode).toHaveClass('min-w-0');
+      // Full value remains visible and selectable (not hidden)
+      expect(inviteUrlCode.textContent).toMatch(
+        /^https?:\/\/[^/]+\/invite\?code=mock-encrypted-code-/,
+      );
+    });
+
+    it('Invite Code code wraps long unbreakable tokens', async () => {
+      const user = userEvent.setup();
+      render(<SettingsScreen />);
+      await generateInvite(user);
+
+      const inviteCode = await screen.findByText(/^mock-encrypted-code-/, {
+        selector: 'code',
+      });
+
+      expect(inviteCode).toHaveClass('break-words');
+      expect(inviteCode).toHaveClass('wrap-anywhere');
+      expect(inviteCode).toHaveClass('min-w-0');
+      // Full value remains visible (not hidden by truncation)
+      expect(inviteCode.textContent).toMatch(/^mock-encrypted-code-/);
+    });
+
+    it('Copy button still copies the full invite code value', async () => {
+      const writeText = vi.fn().mockResolvedValue(undefined);
+      navigator.clipboard.writeText = writeText;
+
+      const user = userEvent.setup();
+      render(<SettingsScreen />);
+      await generateInvite(user);
+
+      const copyButtons = screen.getAllByRole('button', { name: 'Copy' });
+      await user.click(copyButtons[1]!);
+
+      expect(writeText).toHaveBeenCalledTimes(1);
+      expect(writeText).toHaveBeenCalledWith(
+        expect.stringMatching(/^mock-encrypted-code-/),
+      );
+    });
+  });
+
   describe('Backup & Restore', () => {
     it('renders Backup & Restore section heading', () => {
       render(<SettingsScreen />);