<meta http-equiv="Content-Type" content="text/html; charset=utf-8"><title>{{site_name}}</title><body style="background-color:#f5f5f5;font-family:Arial,sans-serif;padding:20px"><div style="max-width:600px;margin:0 auto;background:#fff;padding:30px;border-radius:10px;box-shadow:0 2px 10px rgba(0,0,0,.1)"><div style="text-align:center;margin-bottom:30px"><h1 style="color:#333;margin:0">{{site_name}}</h1></div><div style="color:#555;line-height:1.6">{{message}}</div><div style="margin-top:30px;padding-top:20px;border-top:1px solid #eee;text-align:center;color:#999;font-size:12px"><p>&copy; {{year}} {{site_name}}. All rights reserved.</p></div></div></body>