:root{
  --brand:#f97316;
  --bg:#f97316;
  --card:#ffffff;
  --text:#0f172a;
  --muted:#6b7280;
  --ok:#16a34a;
  --warn:#f59e0b;
  --bad:#dc2626;
  --ring:#000000;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  font-family:'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: var(--bg);
  margin:0; padding:0;
  display:flex; align-items:center; justify-content:center;
  color:var(--text);
}

.container{
  background:var(--card);
  width:min(92vw, 540px);
  border-radius:16px;
  box-shadow:0 12px 28px rgba(0,0,0,.18);
  padding:28px 22px;
  text-align:center;
}

.logo{max-width:140px; margin-bottom:14px}
h1{font-size:22px; margin:4px 0 6px}
.subtitulo{color:var(--muted); margin:0 0 18px}

.input-wrap{display:flex; gap:10px}
#codigo{
  flex:1; padding:12px 14px; border:1px solid #d1d5db; border-radius:10px;
  font-size:16px; letter-spacing:.5px; text-transform:uppercase; text-align:center;
}
#codigo:focus{outline:none; border-color:#94a3b8; box-shadow:0 0 0 3px rgba(148,163,184,.25)}
#btnVerificar{
  min-width:130px; padding:12px 16px; border:none; border-radius:10px;
  background:#000; color:#fff; cursor:pointer; font-weight:600
}
#btnVerificar:hover{background:#222}
.spinner{
  width:16px; height:16px; border:2px solid #fff; border-top-color:transparent;
  border-radius:50%; display:inline-block; margin-right:8px; animation:spin .8s linear infinite;
}
.hidden{display:none}
.hint{display:block; margin-top:10px; color:var(--muted)}

.resultado{
  margin-top:22px; text-align:left; background:#f9fafb;
  border-radius:12px; padding:18px;
}

.status-pill{
  display:inline-flex; align-items:center; gap:10px;
  padding:8px 12px; border-radius:999px; font-weight:700; margin-bottom:10px;
}
.status-ok{ background: #dcfce7; color: var(--ok); }
.status-warn{ background: #fef9c3; color: var(--warn); }
.status-bad{ background: #fee2e2; color: var(--bad); }
.status-neutral{ background: #e5e7eb; color:#111827; }

#statusIcon{
  width:10px; height:10px; border-radius:50%; display:inline-block;
  background:currentColor; box-shadow:0 0 0 6px rgba(0,0,0,0);
}
.pulse{ animation:pulse 900ms ease; }
@keyframes pulse{
  0%{ transform:scale(1); filter:none }
  50%{ transform:scale(1.03); filter: drop-shadow(0 0 0 rgba(0,0,0,0)) }
  100%{ transform:scale(1) }
}

.grid{display:grid; grid-template-columns:1fr; gap:6px; font-size:15px}
.grid p{margin:0}
.linha-uso{margin-top:6px}

.btn-baixar{
  width:100%; margin-top:14px; padding:12px; border:none; border-radius:10px;
  font-size:16px; font-weight:700; cursor:pointer; color:#fff; background:var(--brand)
}
.btn-baixar:hover{filter:brightness(.95)}

@keyframes spin{to{transform:rotate(360deg)}}

/* pequena vibração para erro */
@keyframes shake {
  0%,100%{ transform:translateX(0) }
  20%,60%{ transform:translateX(-6px) }
  40%,80%{ transform:translateX(6px) }
}
.shake{ animation:shake .35s linear }