- Email 2FA is now optional and disabled by default.

Existing and new accounts default to 2FA off.
Registration signs users in directly.
Users can enable it under My Account.
Administrators can manage it under Users & Staff.
Verified password-only and opted-in email-code login flows.
PHP/JavaScript checks and browser console passed.

views/auth/login.php

@@ -28,7 +28,7 @@
                 <input type="number" name="captcha" required inputmode="numeric" autocomplete="off">
             </label>
             <button class="button button-large button-block" type="submit">Continue Securely</button>
-            <p class="form-footnote">We will email a six-digit verification code after your password is accepted.</p>
+            <p class="form-footnote">Email verification is requested only when optional email 2FA is enabled for your account.</p>
             <p class="auth-switch">New here? <a href="<?= e(url('/register')) ?>">Create an account</a></p>
         </form>
     </div>