*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','Noto Sans SC','Microsoft YaHei',sans-serif;background:#020817;color:#e2e8f0;min-height:100vh}
a{color:#5eb0ff;text-decoration:none}
.wrap{max-width:1100px;margin:0 auto;padding:0 20px}
.nav{background:rgba(2,8,23,.9);border-bottom:1px solid rgba(255,255,255,.08);position:sticky;top:0;z-index:100;backdrop-filter:blur(16px)}
.nav-in{max-width:1100px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:14px 20px}
.logo{font-size:18px;font-weight:700;color:#e2e8f0}
.logo span{color:#1677ff}
.nav-links{display:flex;gap:20px;align-items:center}
.nav-links a{color:#94a3b8;font-size:14px;font-weight:500}
.nav-links a:hover{color:#e2e8f0}
.btn{display:inline-block;background:#1677ff;color:#fff;border:none;border-radius:8px;padding:9px 20px;font-size:14px;font-weight:600;cursor:pointer;transition:background .2s}
.btn:hover{background:#4096ff}
.btn-ghost{background:transparent;border:1px solid rgba(255,255,255,.15);color:#94a3b8;padding:9px 20px;border-radius:8px;font-size:14px;cursor:pointer;font-weight:500}
.btn-ghost:hover{border-color:#1677ff;color:#e2e8f0}
.btn-danger{background:#ef4444}
.btn-danger:hover{background:#f87171}
.hero{text-align:center;padding:70px 20px 40px}
.hero h1{font-size:38px;font-weight:800;margin-bottom:14px}
.hero h1 .grad{background:linear-gradient(135deg,#1677ff,#635bff,#a855f7);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.hero p{color:#94a3b8;font-size:15px;line-height:1.8;max-width:640px;margin:0 auto}
.section{max-width:1100px;margin:0 auto;padding:36px 20px}
.card{background:#0d1628;border:1px solid rgba(255,255,255,.08);border-radius:14px;padding:24px}
.card h3{font-size:16px;margin-bottom:14px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:30px}
.stat{background:#0d1628;border:1px solid rgba(255,255,255,.08);border-radius:14px;padding:20px;text-align:center}
.stat .num{font-size:26px;font-weight:800;color:#5eb0ff}
.stat .lab{font-size:13px;color:#64748b;margin-top:4px}
.two-col{display:grid;grid-template-columns:1.4fr 1fr;gap:20px}
table{width:100%;border-collapse:collapse;font-size:13px}
th{color:#64748b;font-weight:600;text-align:left;padding:10px 12px;border-bottom:1px solid rgba(255,255,255,.1);white-space:nowrap}
td{padding:11px 12px;border-bottom:1px solid rgba(255,255,255,.06);color:#cbd5e1}
tr:hover td{background:rgba(255,255,255,.02)}
.badge{display:inline-block;font-size:12px;padding:3px 10px;border-radius:6px;font-weight:500}
.badge-blue{background:rgba(22,119,255,.12);color:#5eb0ff}
.badge-green{background:rgba(7,193,96,.12);color:#34d17b}
.badge-orange{background:rgba(255,138,0,.12);color:#ffa940}
.badge-red{background:rgba(239,68,68,.12);color:#f87171}
.badge-gray{background:rgba(100,116,139,.12);color:#94a3b8}
input[type=text],input[type=password],input[type=number],textarea,select{width:100%;background:#17273f;border:1px solid rgba(255,255,255,.12);border-radius:8px;padding:10px 12px;color:#e2e8f0;font-size:14px;outline:none;font-family:inherit}
input:focus,textarea:focus,select:focus{border-color:#1677ff}
label{display:block;font-size:13px;color:#94a3b8;margin:14px 0 6px}
.form-box{max-width:420px;margin:40px auto;background:#0d1628;border:1px solid rgba(255,255,255,.08);border-radius:16px;padding:32px}
.form-box h2{font-size:20px;margin-bottom:6px}
.form-box .sub{color:#64748b;font-size:13px;margin-bottom:20px}
.msg{padding:12px 16px;border-radius:10px;font-size:13px;margin-bottom:16px;line-height:1.6}
.msg-ok{background:rgba(7,193,96,.1);border:1px solid rgba(7,193,96,.25);color:#34d17b}
.msg-err{background:rgba(239,68,68,.1);border:1px solid rgba(239,68,68,.25);color:#f87171}
.link-box{display:flex;gap:8px;margin-top:8px}
.link-box input{flex:1;font-size:12px}
.link-box button{white-space:nowrap}
.ref-hero{background:linear-gradient(135deg,rgba(22,119,255,.12),rgba(99,91,255,.1));border:1px solid rgba(22,119,255,.2);border-radius:14px;padding:24px;margin-bottom:20px}
.ref-hero .code{font-size:30px;font-weight:800;letter-spacing:2px;color:#5eb0ff;margin-top:6px}
.rate-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:24px}
.rate-card{background:#0d1628;border:1px solid rgba(255,255,255,.08);border-radius:14px;padding:24px;text-align:center}
.rate-card .pct{font-size:30px;font-weight:800;background:linear-gradient(135deg,#1677ff,#635bff);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.rate-card .desc{color:#94a3b8;font-size:13px;margin-top:6px;line-height:1.7}
.rate-card .lvl{color:#64748b;font-size:13px;margin-bottom:8px}
footer{border-top:1px solid rgba(255,255,255,.08);padding:28px 20px;text-align:center;color:#64748b;font-size:13px}
.alert{background:rgba(255,138,0,.1);border:1px solid rgba(255,138,0,.3);color:#ffa940;border-radius:10px;padding:14px 18px;font-size:13px;margin-bottom:20px}
@media(max-width:768px){
.stats{grid-template-columns:repeat(2,1fr)}
.two-col{grid-template-columns:1fr}
.rate-cards{grid-template-columns:1fr}
.hero h1{font-size:28px}
table{font-size:12px}
th,td{padding:8px}
}