Security alert

                                                1
                                <table role="presentation" width="100%" cellpadding="0" cellspacing="0" style="margin:0;padding:0;background-color:#f4f4f5;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;">
                                                2
                                    <tr>
                                                3
                                        <td align="center" style="padding:40px 16px;">
                                                4
                                            <table role="presentation" width="100%" cellpadding="0" cellspacing="0" style="max-width:560px;background-color:#ffffff;border-radius:8px;border:1px solid #e4e4e7;">
                                                5
                                                <tr>
                                                6
                                                    <td style="padding:32px 32px 24px;">
                                                7
                                                        <p style="margin:0 0 8px;font-size:14px;font-weight:600;color:#18181b;">Acme</p>
                                                8
                                                        <h1 style="margin:0 0 16px;font-size:22px;line-height:1.3;font-weight:600;color:#18181b;">New sign-in detected</h1>
                                                9
                                                        <p style="margin:0 0 24px;font-size:15px;line-height:1.6;color:#52525b;">
                                                10
                                                            Hi Alex, we noticed a sign-in to your Acme account from a new device or location.
                                                11
                                                        </p>
                                                12
                                                        <table role="presentation" width="100%" cellpadding="0" cellspacing="0" style="margin:0 0 24px;background-color:#fafafa;border-radius:6px;border:1px solid #e4e4e7;">
                                                13
                                                            <tr>
                                                14
                                                                <td style="padding:16px;font-size:14px;line-height:1.6;color:#52525b;">
                                                15
                                                                    <strong>When:</strong> June 26, 2026 at 9:41 AM UTC<br>
                                                16
                                                                    <strong>Location:</strong> Amsterdam, Netherlands<br>
                                                17
                                                                    <strong>Device:</strong> Chrome on macOS
                                                18
                                                                </td>
                                                19
                                                            </tr>
                                                20
                                                        </table>
                                                21
                                                        <p style="margin:0 0 24px;font-size:15px;line-height:1.6;color:#52525b;">
                                                22
                                                            If this was you, no action is needed. If you do not recognize this activity, secure your account immediately.
                                                23
                                                        </p>
                                                24
                                                        <table role="presentation" cellpadding="0" cellspacing="0">
                                                25
                                                            <tr>
                                                26
                                                                <td style="border-radius:6px;background-color:#18181b;">
                                                27
                                                                    <a href="https://example.com/account/security" style="display:inline-block;padding:12px 20px;font-size:15px;font-weight:600;color:#ffffff;text-decoration:none;">Review account activity</a>
                                                28
                                                                </td>
                                                29
                                                            </tr>
                                                30
                                                        </table>
                                                31
                                                    </td>
                                                32
                                                </tr>
                                                33
                                            </table>
                                                34
                                            <p style="margin:24px 0 0;font-size:12px;line-height:1.5;color:#a1a1aa;">&copy; Acme</p>
                                                35
                                        </td>
                                                36
                                    </tr>
                                                37
                                </table>