:root{
  --bg:#0b1020;
  --card:rgba(255,255,255,.06);
  --card2:rgba(255,255,255,.10);
  --text:#e8ecff;
  --muted:rgba(232,236,255,.72);
  --line:rgba(255,255,255,.14);
  --shadow: 0 20px 60px rgba(0,0,0,.45);
  --radius:18px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
}

a{color:inherit;text-decoration:none}
.wrap{width:min(1100px,92vw);margin:0 auto}

.bg{position:fixed;inset:0;pointer-events:none;z-index:-2}
.blob{
  position:absolute; width:520px; height:520px; filter:blur(60px);
  opacity:.35; border-radius:50%;
  background:radial-gradient(circle at 30% 30%, #7c5cff, transparent 60%),
             radial-gradient(circle at 70% 70%, #19d3ff, transparent 60%);
}
.b1{left:-140px;top:-140px}
.b2{right:-180px;bottom:-160px; transform:rotate(20deg)}
.grid{
  position:absolute; inset:0; opacity:.22;
  background-image: linear-gradient(to right, rgba(255,255,255,.08) 1px, transparent 1px),
                    linear-gradient(to bottom, rgba(255,255,255,.08) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(circle at 50% 20%, black 0%, transparent 65%);
}

.header{
  display:flex; align-items:center; justify-content:space-between;
  padding:22px 0;
}
.brand{display:flex;gap:12px;align-items:center}
.logo{
  display:grid;place-items:center;
  width:44px;height:44px;border-radius:12px;
  background:linear-gradient(135deg,#7c5cff,#19d3ff);
  color:#05101f;font-weight:800;
}
.brand-text{display:flex;flex-direction:column;line-height:1.05}
.brand-text small{color:var(--muted);font-weight:500}
.nav{display:flex;gap:18px;align-items:center}
.nav a{color:var(--muted);font-weight:600}
.nav a:hover{color:var(--text)}

.btn{
  border:1px solid var(--line);
  background:transparent;
  color:var(--text);
  padding:10px 14px;
  border-radius:12px;
  font-weight:700;
  cursor:pointer;
  transition:transform .05s ease, background .2s ease, border-color .2s ease;
}
.btn:hover{background:rgba(255,255,255,.06); border-color:rgba(255,255,255,.22)}
.btn:active{transform:translateY(1px)}
.btn-primary{
  border-color:transparent;
  background:linear-gradient(135deg,#7c5cff,#19d3ff);
  color:#07101f;
}
.btn-ghost{background:rgba(255,255,255,.03)}
.btn-block{width:100%}

.pill{
  display:inline-flex; gap:10px; align-items:center;
  padding:7px 10px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  border-radius:999px;
  color:var(--muted);
  font-weight:600;
  margin:0 0 16px 0;
}

.hero{
  display:grid;
  grid-template-columns: 1.15fr .85fr;
  gap:26px;
  padding:26px 0 10px;
  align-items:stretch;
}
.hero h1{margin:0;font-size:46px;letter-spacing:-.03em;line-height:1.05}
.sub{color:var(--muted);font-size:16px;line-height:1.6;margin:14px 0 0}
.cta{display:flex;gap:12px;margin:18px 0 0;flex-wrap:wrap}

.stats{
  display:flex;gap:12px;margin-top:20px;flex-wrap:wrap
}
.stat{
  min-width:160px;
  padding:12px 14px;
  border-radius:14px;
  background:rgba(255,255,255,.03);
  border:1px solid var(--line);
}
.stat-num{font-weight:800;font-size:18px}
.stat-label{color:var(--muted);font-weight:600;margin-top:4px}

.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  overflow:hidden;
}
.card-head{
  display:flex;align-items:center;gap:8px;
  padding:12px 14px;
  border-bottom:1px solid var(--line);
  background:rgba(255,255,255,.03);
}
.dot{width:10px;height:10px;border-radius:50%}
.d1{background:#ff5f57}.d2{background:#febc2e}.d3{background:#28c840}
.card-title{margin-left:6px;color:var(--muted);font-weight:700}
.card-body{padding:14px}

.label{display:block;margin:10px 0 6px;color:var(--muted);font-weight:700}
.row{display:flex;gap:10px}
.input,.select{
  width:100%;
  padding:11px 12px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(0,0,0,.22);
  color:var(--text);
  outline:none;
}
.select{max-width:140px}
.input-mono{font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace}
.input:focus,.select:focus{border-color:rgba(255,255,255,.35)}
.result{
  margin-top:12px;
  padding:12px;
  border-radius:14px;
  background:rgba(255,255,255,.03);
  border:1px solid var(--line);
}
.result-label{font-weight:800;margin-bottom:8px}
.result-row{display:flex;gap:10px;align-items:center}
.hint{margin-top:8px;color:var(--muted);font-size:13px}
.mini{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.badge{
  padding:6px 10px;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  color:var(--muted);
  font-weight:700;
  font-size:12px;
}

.section{padding:34px 0}
.section h2{margin:0 0 14px;font-size:28px;letter-spacing:-.02em}
.muted{color:var(--muted)}
.small{font-size:12px}

.cards{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:14px;
}
.fcard{
  padding:14px;
  border-radius:16px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
}
.fcard h3{margin:2px 0 8px}
.fcard p{margin:0;color:var(--muted);line-height:1.6}

.steps{
  margin:0;
  padding-left:18px;
  color:var(--muted);
  line-height:1.8;
}
.steps strong{color:var(--text)}

.pay{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:14px;
}
.pay-left,.pay-right{
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  border-radius:16px;
  padding:14px;
}
.pay-box{
  margin:12px 0;
  border:1px solid var(--line);
  background:rgba(0,0,0,.18);
  border-radius:14px;
  padding:12px;
}
.pay-line{
  display:flex;justify-content:space-between;gap:10px;
  padding:8px 0;border-bottom:1px dashed rgba(255,255,255,.12)
}
.pay-line:last-child{border-bottom:none}
.status{
  padding:6px 10px;border-radius:999px;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  font-weight:800;color:var(--text)
}
.mono{font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace}

.qr{display:flex;flex-direction:column;gap:10px}
.qr-top{display:flex;justify-content:space-between;align-items:center}
.qr-box{
  width:100%;
  aspect-ratio:1/1;
  border-radius:16px;
  border:1px solid var(--line);
  background:rgba(0,0,0,.22);
  display:grid;
  place-items:center;
  overflow:hidden;
}
.qr-grid{
  width:86%;
  height:86%;
  background-image:
    linear-gradient(to right, rgba(255,255,255,.20) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,.20) 1px, transparent 1px);
  background-size: 14px 14px;
  mask-image: radial-gradient(circle, black 55%, transparent 75%);
  opacity:.75;
}

.contact{
  display:flex;justify-content:space-between;align-items:center;gap:14px;
  padding:14px;
  border-radius:16px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
}
.contact-actions{display:flex;gap:10px;flex-wrap:wrap}
.footer{
  padding:22px 0 40px;
  display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.10);
  margin-top:10px;
}

/* responsive */
@media (max-width: 920px){
  .hero{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr}
  .pay{grid-template-columns:1fr}
  .nav{display:none}
  .hero h1{font-size:38px}
}

.logo-img{
  height:36px;
  width:auto;
  object-fit:contain;
}