/* LS Quick QR v2 — minimal, dark/light */
.lsqr-card{max-width:560px;margin:24px auto;background:#0f1729;color:#eaf1fb;border:1px solid rgba(255,255,255,.08);border-radius:16px;padding:18px;box-shadow:0 8px 40px rgba(0,0,0,.35);font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif}
.lsqr-card h3{margin:0 0 8px;font-size:20px}
.lsqr-muted{color:#9fb2cc}
.lsqr-row{display:flex;gap:10px;flex-wrap:wrap}
.lsqr-input{flex:1;min-width:140px;background:#0b1220;border:1px solid rgba(255,255,255,.09);border-radius:12px;padding:10px 12px;color:#eaf1fb}
.lsqr-btn{background:#22c55e;color:#07120e;border:none;border-radius:12px;padding:10px 14px;font-weight:600;cursor:pointer}
.lsqr-btn:disabled{opacity:.6;cursor:not-allowed}
.lsqr-box{display:flex;justify-content:center;align-items:center;min-height:240px;background:#0b1220;border:1px dashed rgba(255,255,255,.15);border-radius:12px}
.lsqr-status{margin-top:10px;padding:10px;border-radius:10px;font-weight:600}
.lsqr-ok{background:rgba(34,197,94,.15);color:#22c55e;border:1px solid rgba(34,197,94,.35)}
.lsqr-bad{background:rgba(239,68,68,.15);color:#ef4444;border:1px solid rgba(239,68,68,.35)}
.lsqr-chip{display:inline-block;padding:6px 10px;border-radius:999px;border:1px solid rgba(255,255,255,.15);background:#0b1220}
@media (prefers-color-scheme: light){
  .lsqr-card{background:#ffffff;color:#0f1729;border-color:rgba(0,0,0,.08)}
  .lsqr-input{background:#ffffff;border-color:rgba(0,0,0,.12);color:#0f1729}
  .lsqr-box{background:#f6f7f9;border-color:rgba(0,0,0,.12)}
  .lsqr-muted{color:#4b5563}
}