*{margin:0;padding:0;box-sizing:border-box;font-family:system-ui,Segoe UI,Roboto,Helvetica,Arial}
body{background:#fff;color:#222;line-height:1.6}
.container{max-width:1100px;margin:0 auto;padding:20px}
header{padding:30px 0;border-bottom:1px solid #eee;text-align:center;}
h1{font-size:32px;color:#111;margin-bottom:10px}
.subtitle{font-size:18px;color:#555}
section{margin:40px 0}
h2{font-size:24px;margin-bottom:16px;color:#222}
h3{font-size:20px;margin:16px 0 10px}
.feature-box{background:#f8f9fa;padding:20px;border-radius:8px;margin-bottom:16px}
ul{margin-left:20px;margin-bottom:16px}
li{margin-bottom:8px}
.steps{background:#f1f7ff;padding:20px;border-radius:8px;margin-bottom:16px}
.faq-item{margin-bottom:16px;border-bottom:1px solid #eee;padding-bottom:12px}
.faq-question{font-weight:bold;font-size:16px;cursor:pointer;color:#0055cc}
.btn{display:inline-block;background:#0066cc;color:#fff;padding:12px 24px;border-radius:6px;text-decoration:none;font-weight:bold;margin-top:10px}
.btn:hover{background:#0055aa}
.cta{text-align: center;padding: 30px;}
footer{margin-top:60px;padding:30px 0;border-top:1px solid #eee;text-align:center;color:#666}