body{margin:0;font-family:system-ui;background:#f6f9ff}
.container{max-width:1100px;margin:auto;padding:20px}
.site-header{background:white;border-bottom:1px solid #ddd}
.hero{text-align:center;padding:80px 20px}
.btn{display:inline-block;margin-top:20px;padding:12px 20px;background:#2f6bff;color:white;border-radius:12px;text-decoration:none}
.site-footer{text-align:center;padding:20px;color:#555}