:root{
  --bg:#14171c;
  --surface:#1b1f26;
  --surface-2:#20242c;
  --border:#2b303a;
  --text:#edeef1;
  --text-dim:#8f97a3;
  --accent:#e8a33d;
  --confirm:#4fa3a0;
  --danger:#d9694f;
  --sans:'Space Grotesk', system-ui, sans-serif;
  --mono:'IBM Plex Mono', ui-monospace, monospace;
}
*{box-sizing:border-box;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--sans);
  line-height:1.5;
}
.app{
  max-width:640px;
  margin:0 auto;
  padding:24px 20px 80px;
}
.topbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding-bottom:20px;
  border-bottom:1px solid var(--border);
  margin-bottom:28px;
}
.brand .name{font-weight:600;font-size:1.05rem;}
.brand .tag{font-family:var(--mono);font-size:0.72rem;color:var(--accent);}
h1{font-size:1.5rem;font-weight:600;margin:0 0 4px;}
h2{font-size:0.95rem;font-weight:600;margin:0 0 14px;display:flex;align-items:center;gap:8px;}
h2 .num{font-family:var(--mono);color:var(--accent);font-size:0.85rem;}
p.lead{color:var(--text-dim);font-size:0.92rem;margin:0 0 24px;}
section.card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:6px;
  padding:20px;
  margin-bottom:20px;
}
label{display:block;font-size:0.78rem;color:var(--text-dim);margin-bottom:5px;}
.field{margin-bottom:14px;}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
input[type=text], input[type=tel], input[type=number], input[type=date], input[type=time], input[type=password]{
  width:100%;
  background:var(--surface-2);
  border:1px solid var(--border);
  color:var(--text);
  padding:10px 12px;
  border-radius:4px;
  font-family:var(--sans);
  font-size:0.92rem;
}
input:focus{outline:none;border-color:var(--accent);}
.checks{display:flex;flex-direction:column;gap:8px;}
.check-row{display:flex;align-items:center;gap:8px;font-size:0.88rem;}
.check-row input{width:16px;height:16px;}
button.primary{
  width:100%;
  background:var(--accent);
  color:#1a1305;
  border:none;
  font-family:var(--sans);
  font-weight:600;
  font-size:0.95rem;
  padding:13px;
  border-radius:4px;
  cursor:pointer;
  margin-top:6px;
}
button.primary:hover{background:#f0ac48;}
button.ghost{
  background:transparent;
  border:1px solid var(--border);
  color:var(--text-dim);
  font-family:var(--sans);
  font-size:0.82rem;
  padding:8px 14px;
  border-radius:4px;
  cursor:pointer;
}
.meter{
  border:1px dashed var(--border);
  border-radius:6px;
  padding:18px;
  text-align:center;
  margin:18px 0;
}
.meter .label{font-size:0.72rem;color:var(--text-dim);margin-bottom:6px;}
.meter .price{font-family:var(--mono);font-size:2.4rem;font-weight:600;color:var(--accent);}
.meter .detail{font-family:var(--mono);font-size:0.75rem;color:var(--text-dim);margin-top:6px;}
.qr-wrap{display:flex;flex-direction:column;align-items:center;gap:12px;padding:16px 0 4px;}
#qrcode{background:#fff;padding:10px;border-radius:4px;}
.qr-note{font-size:0.82rem;color:var(--text-dim);text-align:center;max-width:380px;}
.req{border-bottom:1px solid var(--border);padding:14px 0;}
.req:last-child{border-bottom:none;}
.req-top{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:4px;}
.req-name{font-weight:600;font-size:0.92rem;}
.req-price{font-family:var(--mono);color:var(--accent);font-weight:600;}
.req-line{font-size:0.82rem;color:var(--text-dim);}
.req-ref{font-family:var(--mono);font-size:0.72rem;color:var(--text-dim);margin-top:4px;}
.badge{display:inline-block;font-size:0.68rem;font-family:var(--mono);padding:2px 8px;border-radius:999px;margin-left:8px;}
.badge.pending{background:rgba(232,163,61,0.15);color:var(--accent);}
.badge.accepted{background:rgba(79,163,160,0.15);color:var(--confirm);}
.badge.declined{background:rgba(217,105,79,0.15);color:var(--danger);}
.req-actions{display:flex;gap:8px;margin-top:8px;}
.req-actions button{font-size:0.72rem;padding:5px 10px;}
.empty{color:var(--text-dim);font-size:0.88rem;text-align:center;padding:20px 0;}
.confirm-box{text-align:center;padding:20px 0;}
.confirm-box .ref{font-family:var(--mono);font-size:1.3rem;color:var(--confirm);margin:12px 0;}
.disclaimer{font-size:0.75rem;color:var(--text-dim);border-top:1px solid var(--border);padding-top:14px;margin-top:6px;}
.save-row{display:flex;align-items:center;gap:10px;}
.save-status{font-size:0.78rem;color:var(--confirm);opacity:0;transition:opacity 0.3s;}
.save-status.show{opacity:1;}
.error-text{color:var(--danger);font-size:0.85rem;margin-top:8px;}
.login-box{max-width:340px;margin:80px auto 0;}