/* ============================================
   CHECKOUT — Carimbo e Recibo
   ============================================ */

.checkout-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(42, 34, 30, 0.75);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition);
  z-index: var(--z-modal-overlay);
}

.checkout-overlay.active {
  opacity: 1;
  visibility: visible;
}

.checkout-modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.97);
  width: 420px;
  max-width: 90vw;
  max-height: 85vh;
  overflow-y: auto;
  background-color: var(--paper);
  border-radius: var(--radius-fold);
  padding: 32px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
  z-index: var(--z-modal);
  box-shadow: var(--paper-shadow-lg);
}

.checkout-modal.active {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, -50%) scale(1);
}

.checkout-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.checkout-header h3 {
  font-family: var(--font-display);
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--ink);
  letter-spacing: 0.02em;
}

.checkout-header button {
  background: none;
  border: none;
  color: var(--ink-muted);
  font-size: 20px;
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius-fold);
  transition: var(--transition-fast);
}

.checkout-header button:hover,
.checkout-header button:focus-visible {
  color: var(--crimson);
  outline: none;
}

.checkout-header button:focus-visible {
  box-shadow: 0 0 0 2px var(--crimson-glow);
}

/* Resumo */
.checkout-resumo {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: var(--paper-dim);
  border-radius: var(--radius-fold);
  padding: 16px 20px;
  margin-bottom: 20px;
  position: relative;
}

.checkout-resumo::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 20px;
  right: 20px;
  height: var(--paper-weight);
  background: repeating-linear-gradient(
    90deg,
    var(--ink-faint) 0px,
    var(--ink-faint) 4px,
    transparent 4px,
    transparent 8px
  );
  opacity: 0.3;
}

.checkout-resumo p {
  color: var(--ink-muted);
  font-size: var(--font-size-xs);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.checkout-resumo span {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: var(--ink);
}

.checkout-desconto {
  font-size: var(--font-size-xs);
  color: var(--stamp-green);
  margin-top: 4px;
}

.checkout-desconto span {
  font-weight: 700;
}

/* Cupom */
.checkout-cupom {
  display: flex;
  gap: 8px;
  margin-bottom: 10px;
}

.checkout-cupom input {
  flex: 1;
  background-color: var(--paper-dim);
  color: var(--ink);
  border: var(--paper-weight) solid var(--ink-faint);
  border-radius: var(--radius-fold);
  padding: 10px 12px;
  font-family: var(--font-body);
  font-size: var(--font-size-sm);
  transition: var(--transition-fast);
}

.checkout-cupom input:focus {
  outline: none;
  background-color: var(--paper);
  border-color: var(--ink-muted);
}

.checkout-cupom button {
  background-color: var(--ink);
  color: var(--paper);
  border: none;
  border-radius: var(--radius-fold);
  padding: 10px 16px;
  font-family: var(--font-body);
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: var(--transition-fast);
  white-space: nowrap;
}

.checkout-cupom button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.checkout-cupom button:hover:not(:disabled),
.checkout-cupom button:focus-visible:not(:disabled) {
  background-color: var(--crimson);
  outline: none;
}

.cupom-mensagem {
  font-size: var(--font-size-xs);
  margin-bottom: 12px;
  min-height: 16px;
}

.cupom-mensagem.sucesso { color: var(--stamp-green); }
.cupom-mensagem.erro { color: var(--crimson); }

/* Métodos de pagamento */
.checkout-metodos {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 20px;
}

.metodo-pagamento {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  background-color: var(--paper-dim);
  border: var(--paper-weight) solid transparent;
  border-radius: var(--radius-fold);
  padding: 12px 8px;
  color: var(--ink-muted);
  font-size: var(--font-size-xs);
  font-family: var(--font-body);
  cursor: pointer;
  transition: var(--transition-fast);
  letter-spacing: 0.04em;
}

.metodo-pagamento:hover,
.metodo-pagamento:focus-visible {
  border-color: var(--ink-faint);
  outline: none;
}

.metodo-pagamento.active {
  border-color: var(--ink);
  color: var(--ink);
  background-color: var(--paper);
  box-shadow: var(--paper-shadow);
}

.metodo-pagamento:focus-visible {
  box-shadow: 0 0 0 2px var(--crimson-glow);
}

/* Form cartão */
.form-cartao {
  display: none;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 14px;
}

.form-cartao.visivel {
  display: flex;
}

.form-cartao input {
  background-color: var(--paper-dim);
  color: var(--ink);
  border: var(--paper-weight) solid var(--ink-faint);
  border-radius: var(--radius-fold);
  padding: 10px 12px;
  font-family: var(--font-body);
  font-size: var(--font-size-sm);
  width: 100%;
  transition: var(--transition-fast);
}

.form-cartao input:focus {
  outline: none;
  background-color: var(--paper);
  border-color: var(--ink-muted);
}

.form-cartao input.input-erro {
  border-color: var(--crimson);
  background-color: var(--ink-spill);
}

.form-cartao input.input-ok {
  border-color: var(--stamp-green);
}

.linha-dupla {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.campo-mensagem {
  font-size: var(--font-size-xs);
  min-height: 16px;
  margin-top: 2px;
  transition: color var(--transition-fast);
}

.campo-mensagem.erro {
  color: var(--crimson);
}

.campo-mensagem.ok {
  color: var(--stamp-green);
}

.checkout-nota {
  font-size: var(--font-size-xs);
  color: var(--ink-faint);
  text-align: center;
  margin-bottom: 14px;
  font-style: italic;
}

/* Sucesso */
.checkout-sucesso {
  text-align: center;
  padding: 20px 0;
}

.icone-sucesso {
  font-size: 56px;
  color: var(--stamp-green);
  margin-bottom: 14px;
  display: inline-block;
  position: relative;
}

.icone-sucesso::after {
  content: "";
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  border: 2px solid var(--stamp-green);
  animation: stamp-ring 1.2s cubic-bezier(0.33, 1, 0.68, 1) both;
}

@keyframes stamp-ring {
  from {
    transform: scale(0.8);
    opacity: 0;
  }
  to {
    transform: scale(1.5);
    opacity: 0;
  }
}

.checkout-sucesso h3 {
  font-family: var(--font-display);
  color: var(--ink);
  margin-bottom: 12px;
}

.numero-pedido {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  color: var(--crimson);
  margin: 8px 0 20px;
  padding: 4px 24px;
  border: 2px solid var(--crimson);
  border-radius: var(--radius-fold);
}

.checkout-sucesso .btn-buy {
  background-color: var(--ink);
  box-shadow: var(--paper-shadow);
}
.checkout-sucesso .btn-buy::after { display: none; }
.checkout-sucesso .btn-buy:hover,
.checkout-sucesso .btn-buy:focus-visible {
  background-color: var(--ink-muted);
  box-shadow: var(--paper-shadow-md);
}

@media (max-width: 600px) {
  .checkout-modal {
    width: 95vw;
    padding: 20px;
    border-radius: var(--radius-fold);
  }
  .checkout-metodos {
    gap: 8px;
  }
  .metodo-pagamento {
    padding: 10px 6px;
    font-size: 11px;
  }
  .checkout-resumo {
    padding: 12px 16px;
  }
  .checkout-resumo span {
    font-size: 20px;
  }
  .form-cartao input {
    padding: 12px;
    font-size: 16px;
  }
  .checkout-modal .btn-buy {
    padding: 14px;
  }
}