:root{
  --bg:#eef2f7;
  --panel:#ffffff;
  --text:#132033;
  --muted:#687589;
  --primary:#2868ff;
  --success:#12a66a;
  --warning:#f2a900;
  --danger:#ef4444;
  --line:#dde5f0;
  --shadow:0 22px 60px rgba(24,39,75,.14);
  --radius:24px;
}
*{box-sizing:border-box}
body{
  margin:0;
  font-family:Arial, Helvetica, sans-serif;
  background:linear-gradient(135deg,#eef2f7,#dfe8f7);
  color:var(--text);
}
.app{
  min-height:100vh;
  padding:24px;
  display:grid;
  grid-template-columns:420px 1fr;
  gap:24px;
}
.panel{
  background:rgba(255,255,255,.94);
  border:1px solid rgba(255,255,255,.7);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}
.form-panel{padding:24px;overflow:auto}
.preview-panel{padding:24px;display:flex;flex-direction:column}
.eyebrow{
  color:var(--primary);
  font-size:13px;
  font-weight:800;
  text-transform:uppercase;
  letter-spacing:.08em;
}
h1,h2,p{margin-top:0}
h1{font-size:34px;margin-bottom:8px}
.preview-header,.brand{display:flex;justify-content:space-between;gap:16px;align-items:flex-start}
.quick-actions{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px;
  margin:18px 0;
}
.btn{
  border:0;
  border-radius:16px;
  padding:15px 16px;
  font-weight:800;
  font-size:16px;
  cursor:pointer;
  background:#edf2fb;
  color:var(--text);
  transition:.2s;
  touch-action:manipulation;
}
.btn:hover{transform:translateY(-1px);filter:brightness(.98)}
.primary{background:var(--primary);color:#fff}
.success{background:var(--success);color:#fff}
.warning{background:var(--warning);color:#fff}
.danger{background:var(--danger);color:#fff}
.full{width:100%;margin-top:12px}
.form{display:flex;flex-direction:column;gap:14px}
label{
  font-size:14px;
  font-weight:800;
  color:#334155;
}
input,textarea,select{
  width:100%;
  margin-top:7px;
  border:1px solid var(--line);
  border-radius:16px;
  padding:15px;
  font-size:18px;
  outline:none;
  background:#f9fbff;
}
textarea{resize:vertical}
input:focus,textarea:focus,select:focus{border-color:var(--primary);background:#fff}
.grid.two{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.upload-box{
  min-height:110px;
  border:2px dashed #9db5db;
  border-radius:20px;
  background:#f8fbff;
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  cursor:pointer;
  text-align:center;
}
.upload-box span{font-size:18px;color:var(--primary)}
.upload-box small{margin-top:6px;color:var(--muted)}
.orientation-card{
  background:#f8fbff;
  border:1px solid var(--line);
  padding:14px;
  border-radius:18px;
}
.toggle-group{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:10px}
.toggle{
  border:1px solid var(--line);
  border-radius:14px;
  padding:13px;
  font-weight:800;
  cursor:pointer;
  background:#fff;
}
.toggle.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.status{
  background:#e9f8f1;
  color:#087348;
  border-radius:999px;
  padding:8px 12px;
  font-weight:800;
}
.paper-wrap{
  flex:1;
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:auto;
  padding:12px;
}
.receipt{
  background:#fff;
  color:#111827;
  box-shadow:0 16px 50px rgba(0,0,0,.14);
  border:1px solid #e5e7eb;
  padding:42px;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
}
.receipt.portrait{width:794px;min-height:1123px}
.receipt.landscape{width:1123px;min-height:794px}
.receipt-top{
  display:flex;
  justify-content:space-between;
  align-items:center;
  border-bottom:4px solid #111827;
  padding-bottom:28px;
  gap:20px;
}
.logo-area{
  width:190px;
  height:120px;
  border:2px dashed #cbd5e1;
  border-radius:18px;
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
  color:#94a3b8;
  font-weight:900;
}
.logo-area img{max-width:100%;max-height:100%;object-fit:contain}
.receipt-title{text-align:right}
.receipt-title h2{font-size:54px;margin:0;letter-spacing:.08em}
.receipt-title p{font-size:24px;margin:8px 0 0}
.receipt-body{
  font-size:28px;
  line-height:1.65;
  padding:42px 0;
}
.receipt-body .money{
  font-size:36px;
  background:#f3f6fb;
  border-radius:18px;
  padding:18px 22px;
}
.receipt-footer{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:28px;
  align-items:end;
  border-top:2px solid #e5e7eb;
  padding-top:42px;
}
.signature-line{
  width:100%;
  min-height:120px;
  border-top:3px solid #111827;
  text-align:center;
  padding-top:12px;
  font-size:22px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:flex-start;
}
.signature-line img{
  max-width:320px;
  max-height:90px;
  object-fit:contain;
  margin-top:-95px;
  margin-bottom:8px;
  display:none;
}
.signature-line.has-drawn img{
  display:block;
}
.signature-line span{
  display:block;
  width:100%;
  text-align:center;
  font-weight:700;
}
.issuer{
  text-align:center;
  font-size:22px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:flex-end;
}
.issuer strong,
.issuer small{
  display:block;
  width:100%;
  text-align:center;
}
.issuer small{
  color:#64748b;
  margin-top:6px;
}
@media print{
  .receipt-footer,
  .signature-line,
  .issuer{
    break-inside:avoid;
  }
}
.modal{
  position:fixed;
  inset:0;
  background:rgba(15,23,42,.72);
  display:none;
  align-items:center;
  justify-content:center;
  padding:20px;
  z-index:99;
}
.modal.show{display:flex}
.modal-card{
  max-width:95vw;
  max-height:95vh;
  overflow:auto;
  background:#fff;
  border-radius:24px;
  padding:22px;
  position:relative;
}
.modal-close{
  position:absolute;
  top:12px;
  right:12px;
  border:0;
  width:42px;
  height:42px;
  border-radius:50%;
  font-size:26px;
  cursor:pointer;
}
#modalPreview .receipt{transform:scale(.62);transform-origin:top left;margin-bottom:-38%}
@media(max-width:1100px){
  .app{grid-template-columns:1fr}
  .receipt.portrait{width:595px;min-height:842px;padding:28px}
  .receipt.landscape{width:842px;min-height:595px;padding:28px}
  .receipt-title h2{font-size:38px}
  .receipt-body{font-size:20px}
  .receipt-body .money{font-size:26px}
}
@media(max-width:640px){
  .app{padding:12px}
  .grid.two,.quick-actions{grid-template-columns:1fr}
  h1{font-size:28px}
  input,textarea,select,.btn{font-size:17px}
  .paper-wrap{justify-content:flex-start}
  .receipt{transform:scale(.58);transform-origin:top left}
  .paper-wrap{min-height:520px}
}
@media print{
  body{background:#fff}
  .form-panel,.preview-header{display:none}
  .app{display:block;padding:0}
  .panel{box-shadow:none;border:0}
  .receipt{box-shadow:none;border:0}
}


.signature-card,.batch-card{
  border:1px solid var(--line);
  border-radius:20px;
  padding:14px;
  background:#f8fbff;
  display:grid;
  gap:10px;
}
#signatureCanvas{
  width:100%;
  height:150px;
  background:#fff;
  border:2px dashed #b9c6d8;
  border-radius:16px;
  touch-action:none;
}
.signature-actions,.batch-actions{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px;
}
.btn.small{
  padding:10px 12px;
  font-size:14px;
}
.batch-card p{
  margin:0;
  color:var(--muted);
  font-size:14px;
}
.batch-card textarea{
  min-height:120px;
}
.signature-line img{
  display:none;
  max-width:280px;
  max-height:95px;
  object-fit:contain;
  margin:0 auto 6px;
}
.signature-line.has-drawn img{
  display:block;
}
.signature-line.has-drawn span{
  display:none;
}
@media(max-width:720px){
  .signature-actions,.batch-actions{grid-template-columns:1fr}
  #signatureCanvas{height:130px}
}


/* ===== FIX CENTRALIZAÇÃO ASSINATURA ===== */

.receipt-footer{
    display:flex !important;
    flex-direction:column !important;
    align-items:center !important;
    justify-content:center !important;
    text-align:center !important;
    width:100% !important;
}

.signature-line{
    width:320px !important;
    margin:0 auto !important;
    display:flex !important;
    flex-direction:column !important;
    align-items:center !important;
    justify-content:center !important;
    text-align:center !important;
    border-top:3px solid #111827 !important;
    padding-top:14px !important;
}

.signature-line canvas,
.signature-line img{
    display:block !important;
    margin:0 auto 10px auto !important;
}

.issuer{
    width:100% !important;
    margin-top:15px !important;
    display:flex !important;
    flex-direction:column !important;
    align-items:center !important;
    justify-content:center !important;
    text-align:center !important;
}

.issuer strong,
.issuer small,
.signature-line span,
.signature-line p{
    width:100% !important;
    text-align:center !important;
}

@media print{
    .receipt-footer,
    .signature-line,
    .issuer{
        break-inside:avoid !important;
    }
}

/* Botão WhatsApp adicionado */
#btnWhatsApp{
  cursor:pointer;
}


/* ===== HISTORICO E UPLOAD ASSINATURA - ADIÇÃO PONTUAL ===== */
.upload-signature-box{
  min-height:70px;
  border:2px dashed #b9c6d8;
  border-radius:16px;
  background:#fff;
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  cursor:pointer;
  text-align:center;
}
.upload-signature-box span{
  font-size:16px;
  color:var(--primary);
  font-weight:800;
}
.upload-signature-box small{
  color:var(--muted);
  margin-top:4px;
}
.history-card{
  border:1px solid var(--line);
  border-radius:20px;
  padding:14px;
  background:#f8fbff;
  display:grid;
  gap:10px;
}
.history-card p{
  margin:0;
  color:var(--muted);
  font-size:14px;
}
.history-actions{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px;
}
.saved-receipts-list{
  display:grid;
  gap:8px;
  max-height:260px;
  overflow:auto;
}
.saved-receipt-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:16px;
  padding:10px;
  display:grid;
  gap:8px;
}
.saved-receipt-item strong,
.saved-receipt-item small{
  display:block;
}
.saved-receipt-item small{
  color:var(--muted);
  margin-top:3px;
}
.saved-receipt-buttons{
  display:grid;
  grid-template-columns:1fr 1fr 1fr;
  gap:6px;
}
.saved-receipt-buttons .btn{
  padding:9px 8px;
  font-size:13px;
}
.signature-line img{
  max-width:300px !important;
  max-height:105px !important;
  object-fit:contain !important;
}
@media(max-width:720px){
  .history-actions,
  .saved-receipt-buttons{
    grid-template-columns:1fr;
  }
}


/* ===== FIX PONTUAL: ASSINATURA MAIS PRÓXIMA E VISÍVEL ===== */
.signature-line{
  min-height:72px !important;
  padding-top:6px !important;
  justify-content:flex-start !important;
}

.signature-line img{
  display:none;
  width:auto !important;
  max-width:260px !important;
  max-height:62px !important;
  object-fit:contain !important;
  margin:-58px auto 2px auto !important;
  position:relative !important;
  z-index:2 !important;
}

.signature-line.has-drawn img,
#modalPreview .signature-line.has-drawn img{
  display:block !important;
}

.signature-line.has-drawn span,
#modalPreview .signature-line.has-drawn span{
  display:none !important;
}

.issuer{
  margin-top:2px !important;
}

.issuer strong{
  margin-top:0 !important;
  line-height:1.15 !important;
}

.issuer small{
  margin-top:2px !important;
  line-height:1.15 !important;
}


/* ===== FIX PONTUAL: LINHA ASSINATURA UM POUCO MAIS BAIXA ===== */
.signature-line{
  padding-top:12px !important;
  margin-top:14px !important;
}

.signature-line img{
  margin:-46px auto 4px auto !important;
  max-height:58px !important;
}

.issuer{
  margin-top:4px !important;
}