:root{
  --bg:#0b0f15;
  --fg:#e6edf3;
  --muted:rgba(230,237,243,.7);
  --card:rgba(10,14,20,.78);
  --border:rgba(255,255,255,.12);
  --accent:#ff5901;
  --shadow:0 12px 28px rgba(0,0,0,.35);
  --radius:18px;
}

*{ box-sizing:border-box; }
body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
  background: radial-gradient(1200px 600px at 20% -10%, rgba(255,89,1,.12), transparent 60%),
              radial-gradient(900px 500px at 110% 10%, rgba(74,144,226,.10), transparent 55%),
              var(--bg);
  color:var(--fg);
}

.top{
  padding:16px 18px;
  border-bottom:1px solid rgba(255,255,255,.08);
  background: rgba(0,0,0,.20);
  position: sticky;
  top:0;
  z-index:10;
  backdrop-filter: blur(10px);
}
.top h1{ margin:0; font-size:18px; letter-spacing:.2px; }
.muted{ color:var(--muted); margin:6px 0 0; }

.wrap{
  max-width: 720px;
  margin: 0 auto;
  padding: 16px;
}

.card{
  background: var(--card);
  border:1px solid rgba(255,255,255,.10);
  border-radius: 22px;
  box-shadow: var(--shadow);
  padding: 14px;
}

h2{
  margin: 0 0 10px;
  font-size: 14px;
  color: var(--muted);
  font-weight: 800;
  letter-spacing:.2px;
}

.btn{
  border:1px solid rgba(255,255,255,.14);
  background: rgba(0,0,0,.18);
  color: var(--fg);
  padding: 10px 12px;
  border-radius: 14px;
  cursor:pointer;
  font-weight: 750;
  letter-spacing:.15px;
  user-select:none;
}
.btn:hover{
  border-color: rgba(255,89,1,.45);
  background: rgba(255,89,1,.10);
}
.btn.ghost{
  background: rgba(255,255,255,.06);
}

.input{
  width:100%;
  padding:10px 12px;
  border-radius: 14px;
  border:1px solid rgba(255,255,255,.14);
  background: rgba(0,0,0,.25);
  color: var(--fg);
  outline:none;
}

.hr{
  border: none;
  border-top: 1px solid rgba(255,255,255,.08);
  margin: 14px 0;
}

.row{
  display:flex;
  gap:12px;
  align-items:flex-start;
  flex-wrap:wrap;
}

.qrBox{
  width: 160px;
  height: 160px;
  border-radius: 16px;
  border:1px solid rgba(255,255,255,.10);
  background:#fff;
  padding:10px;
}
.qrBox img{
  width:100%;
  height:100%;
  object-fit:contain;
  display:block;
}

.mono{
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 12px;
  color: rgba(230,237,243,.9);
  word-break: break-all;
  margin-top: 6px;
}