:root{
  --bg:#0b1020; --bg2:#121a33; --card:#161f3d; --line:#26325a;
  --txt:#e8ecf8; --muted:#8d97b5; --pri:#4f7cff; --pri2:#7a5cff;
  --ok:#22c55e; --err:#ef4444; --warn:#f59e0b;
}
*{box-sizing:border-box}
body{margin:0;background:radial-gradient(1200px 600px at 80% -10%,#1b2a5c 0%,transparent 60%),var(--bg);
  color:var(--txt);font:15px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;}
a{color:var(--txt);text-decoration:none}
.wrap{max-width:1080px;margin:0 auto;padding:0 18px}
.topbar{position:sticky;top:0;z-index:9;background:rgba(11,16,32,.82);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;height:62px}
.brand{font-weight:700;font-size:17px;letter-spacing:.3px;display:flex;align-items:center;gap:9px}
.brand .dot{width:11px;height:11px;border-radius:50%;background:linear-gradient(135deg,var(--pri),var(--pri2));box-shadow:0 0 14px var(--pri)}
nav{display:flex;align-items:center;gap:16px;font-size:14px}
nav a{color:var(--muted)} nav a:hover{color:#fff}
.bal{color:#8ef0b0;font-variant-numeric:tabular-nums}
main{padding:34px 0 60px;min-height:70vh}
h1{font-size:26px;margin:0 0 6px;letter-spacing:.2px}
h2{font-size:19px;margin:28px 0 12px}
.sub{color:var(--muted);margin:0 0 22px;font-size:14px}
.card{background:linear-gradient(180deg,var(--card),#131b36);border:1px solid var(--line);border-radius:16px;padding:22px;margin-bottom:18px}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
@media(max-width:820px){.g2,.g3{grid-template-columns:1fr}}
label{display:block;font-size:13px;color:var(--muted);margin:14px 0 6px}
input,select,textarea{width:100%;padding:11px 13px;border-radius:10px;border:1px solid var(--line);
  background:#0e1529;color:var(--txt);font-size:14px;outline:none}
input:focus,select:focus,textarea:focus{border-color:var(--pri);box-shadow:0 0 0 3px rgba(79,124,255,.15)}
.btn{display:inline-block;padding:10px 18px;border-radius:10px;border:0;cursor:pointer;font-size:14px;font-weight:600;
  color:#fff;background:linear-gradient(135deg,var(--pri),var(--pri2));transition:.15s;text-align:center}
.btn:hover{filter:brightness(1.12)}
.btn.small{padding:7px 14px;font-size:13px}
.btn.ghost{background:transparent;border:1px solid var(--line);color:var(--muted)}
.btn.gray{background:#26325a}
.btn.block{display:block;width:100%}
.btn[disabled]{opacity:.45;cursor:not-allowed}
.alert{padding:12px 16px;border-radius:10px;margin:16px 0;font-size:14px}
.alert.ok{background:rgba(34,197,94,.12);border:1px solid rgba(34,197,94,.35);color:#a7f3c4}
.alert.err{background:rgba(239,68,68,.12);border:1px solid rgba(239,68,68,.35);color:#fca5a5}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{padding:11px 10px;border-bottom:1px solid var(--line);text-align:left}
th{color:var(--muted);font-weight:500;font-size:12.5px;letter-spacing:.4px;text-transform:uppercase}
tr:last-child td{border-bottom:0}
.tag{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;border:1px solid var(--line);color:var(--muted)}
.tag.ok{color:#8ef0b0;border-color:rgba(34,197,94,.4);background:rgba(34,197,94,.1)}
.tag.err{color:#fca5a5;border-color:rgba(239,68,68,.4);background:rgba(239,68,68,.1)}
.tag.wait{color:#fcd34d;border-color:rgba(245,158,11,.4);background:rgba(245,158,11,.1)}
.muted{color:var(--muted);font-size:13px}
.mono{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:13px}
.approw{display:flex;align-items:center;gap:14px}
.icon{width:56px;height:56px;border-radius:14px;background:#0e1529;object-fit:cover;border:1px solid var(--line)}
.icon.big{width:88px;height:88px;border-radius:20px}
.price{font-size:22px;font-weight:700;color:#a5b8ff}
.type-card{border:1px solid var(--line);border-radius:14px;padding:18px;background:#0f1730;position:relative}
.type-card.on{border-color:var(--pri);box-shadow:0 0 0 3px rgba(79,124,255,.15)}
.type-card h3{margin:0 0 4px;font-size:16px}
.type-card ul{margin:10px 0 14px;padding-left:18px;color:var(--muted);font-size:13px}
.foot{border-top:1px solid var(--line);padding:22px 0;color:var(--muted);font-size:12.5px}
.foot .wrap{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}
.hero{padding:52px 0 26px;text-align:center}
.hero h1{font-size:38px;letter-spacing:-.5px;margin-bottom:12px;
  background:linear-gradient(120deg,#fff,#9db6ff 60%,#c3a8ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{color:var(--muted);max-width:620px;margin:0 auto 26px}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:34px 0}
@media(max-width:820px){.steps{grid-template-columns:repeat(2,1fr)}}
.step{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px}
.step b{display:block;width:26px;height:26px;line-height:26px;text-align:center;border-radius:8px;
  background:linear-gradient(135deg,var(--pri),var(--pri2));font-size:13px;margin-bottom:10px}
.step span{color:var(--muted);font-size:13px}
.stat{display:flex;gap:12px;flex-wrap:wrap}
.stat div{flex:1;min-width:150px;background:#0f1730;border:1px solid var(--line);border-radius:14px;padding:16px}
.stat b{display:block;font-size:22px;margin-top:4px}
.install{max-width:430px;margin:0 auto;text-align:center}
.install .meta{color:var(--muted);font-size:13px;margin:6px 0 20px}
.kv{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px dashed var(--line);font-size:13.5px}
.kv:last-child{border:0}
.code{display:flex;align-items:center;justify-content:space-between;gap:10px;background:#0f1730;
  border:1px solid var(--line);border-radius:12px;padding:12px 14px;margin-bottom:10px}