*{margin:0;padding:0;box-sizing:border-box}
body{
  font-family:Arial,"Microsoft YaHei",sans-serif;
  background:#000;
  color:#fff;
  line-height:1.6;
}
a{text-decoration:none;color:inherit}
.container{width:88%;max-width:1240px;margin:auto}

.header{
  position:sticky;
  top:0;
  z-index:10;
  background:rgba(0,0,0,.92);
  border-bottom:1px solid #1f1f1f;
}
.header-inner{
  height:72px;
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.logo{
  font-size:28px;
  font-weight:900;
  letter-spacing:-1px;
}
.nav a{
  margin-left:32px;
  color:#aaa;
  font-size:15px;
}
.nav a:hover{color:#fff}
.btn{
  display:inline-block;
  background:#fff;
  color:#000;
  padding:13px 26px;
  border-radius:28px;
  font-weight:800;
}
.btn-dark{
  background:#111;
  color:#fff;
  border:1px solid #333;
}
.hero{
  padding:96px 0 72px;
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:70px;
  align-items:center;
}
.badge{
  display:inline-block;
  padding:8px 16px;
  border:1px solid #333;
  border-radius:999px;
  color:#ccc;
  font-size:14px;
  margin-bottom:28px;
}
.hero h1{
  font-size:68px;
  line-height:1.05;
  letter-spacing:-3px;
  margin-bottom:28px;
}
.hero h1 span{color:#aaa}
.hero p{
  color:#aaa;
  font-size:20px;
  max-width:640px;
  margin-bottom:36px;
}
.actions{
  display:flex;
  gap:16px;
  flex-wrap:wrap;
}
.hero-card{
  border:1px solid #242424;
  border-radius:36px;
  padding:36px;
  background:linear-gradient(145deg,#111,#050505);
}
.reward-title{color:#aaa;margin-bottom:8px}
.reward-amount{
  font-size:76px;
  font-weight:900;
  line-height:1;
  letter-spacing:-3px;
}
.reward-amount span{font-size:26px}
.reward-box{
  margin-top:30px;
  padding:24px;
  border-radius:24px;
  background:#080808;
  border:1px solid #222;
}
.reward-box p{color:#aaa;font-size:15px}

.stats{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
  margin:40px auto 80px;
}
.stat{
  border:1px solid #222;
  border-radius:24px;
  padding:26px;
  background:#070707;
}
.stat strong{
  display:block;
  font-size:34px;
  margin-bottom:6px;
}
.stat span{color:#999;font-size:14px}

.section{padding:78px 0}
.section-head{
  display:flex;
  justify-content:space-between;
  gap:30px;
  margin-bottom:42px;
}
.section h2{
  font-size:46px;
  line-height:1.15;
  letter-spacing:-2px;
}
.section-head p{
  color:#aaa;
  max-width:520px;
}

.grid-3{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}
.feature{
  border:1px solid #222;
  border-radius:28px;
  padding:32px;
  background:#070707;
}
.num{
  color:#777;
  font-size:14px;
  margin-bottom:34px;
}
.feature h3{
  font-size:24px;
  margin-bottom:14px;
}
.feature p{color:#aaa;font-size:15px}

.fee-table{
  border:1px solid #222;
  border-radius:28px;
  overflow:hidden;
}
.row{
  display:grid;
  grid-template-columns:1.2fr 1fr 1fr 1fr;
  border-bottom:1px solid #1e1e1e;
}
.row:last-child{border-bottom:none}
.cell{
  padding:22px;
  color:#aaa;
}
.row.head .cell{
  color:#fff;
  font-weight:800;
  background:#090909;
}
.cell strong{color:#fff}

.security{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:24px;
}
.security-card{
  border:1px solid #222;
  border-radius:30px;
  padding:34px;
  background:#070707;
}
.security-card h3{font-size:26px;margin-bottom:16px}
.security-card p{color:#aaa}
.security-card ul{margin-top:20px;padding-left:20px;color:#aaa}
.security-card li{margin-bottom:10px}

.steps{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
}
.step{
  border:1px solid #222;
  border-radius:26px;
  padding:28px;
  background:#070707;
}
.step b{
  display:block;
  font-size:34px;
  margin-bottom:28px;
}
.step h3{margin-bottom:10px}
.step p{color:#aaa;font-size:15px}

.cta{
  margin:80px auto;
  padding:64px;
  border-radius:40px;
  background:#fff;
  color:#000;
  text-align:center;
}
.cta h2{
  font-size:48px;
  letter-spacing:-2px;
  margin-bottom:18px;
}
.cta p{
  color:#333;
  max-width:760px;
  margin:0 auto 32px;
}
.cta .btn{
  background:#000;
  color:#fff;
}

.footer{
  border-top:1px solid #1e1e1e;
  padding:44px 0;
  color:#777;
  font-size:14px;
}
.footer-grid{
  display:grid;
  grid-template-columns:2fr 1fr 1fr 1fr;
  gap:30px;
}
.footer h4{color:#fff;margin-bottom:14px}
.footer p,.footer a{
  display:block;
  color:#777;
  margin-bottom:8px;
}

@media(max-width:960px){
  .nav{display:none}
  .hero{
    grid-template-columns:1fr;
    padding:64px 0 40px;
    gap:34px;
  }
  .hero h1{font-size:46px;letter-spacing:-1px}
  .hero p{font-size:17px}
  .reward-amount{font-size:56px}
  .stats,.grid-3,.steps,.security,.footer-grid{
    grid-template-columns:1fr;
  }
  .section-head{
    flex-direction:column;
  }
  .section h2{font-size:34px}
  .row{
    grid-template-columns:1fr;
  }
  .row.head{display:none}
  .cell{
    padding:16px 20px;
    border-bottom:1px solid #1b1b1b;
  }
  .cta{
    padding:42px 24px;
    margin:50px auto;
  }
  .cta h2{font-size:34px}
}