.payment-choice-summary,
.payment-option-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin: 22px 0;
}

.payment-choice,
.payment-option {
  border: 1px solid #cbd5e1;
  border-radius: 18px;
  padding: 18px;
  background: #fff;
  box-shadow: 0 12px 28px rgba(15, 23, 42, .05);
}

.payment-choice.primary-choice,
.payment-option-primary {
  border: 2px solid #1d4ed8;
  background: linear-gradient(145deg, #eff6ff, #fff);
}

.payment-choice strong,
.payment-choice p,
.payment-option span,
.payment-option strong,
.payment-option em,
.payment-option small {
  display: block;
}

.payment-choice strong,
.payment-option strong {
  color: #0f172a;
  font-size: 21px;
}

.payment-choice p {
  margin: 7px 0 0;
  color: #475569;
}

.choice-kicker,
.payment-option small {
  margin-bottom: 6px;
  color: #1d4ed8;
  font-size: 11px;
  font-weight: 950;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.payment-option {
  display: flex;
  gap: 13px;
  align-items: flex-start;
  cursor: pointer;
}

.payment-option:has(input:checked) {
  border-color: #1d4ed8;
  background: #eff6ff;
  box-shadow: 0 0 0 3px rgba(29, 78, 216, .12);
}

.payment-option input {
  width: 21px;
  height: 21px;
  margin-top: 3px;
  flex: 0 0 auto;
}

.payment-option em {
  margin-top: 7px;
  color: #475569;
  font-size: 14px;
  font-style: normal;
}

.virtual-process.four-step-process {
  grid-template-columns: repeat(4, 1fr);
}

.progress-track span {
  width: 25%;
}

.checkout-preview {
  margin: 16px 0;
  padding: 22px;
  border: 2px solid #bfdbfe;
  border-radius: 20px;
  background: linear-gradient(145deg, #eff6ff, #fff);
}

.checkout-preview h3 {
  margin: 4px 0 8px;
  font-size: 28px;
}

.post-payment-assurance {
  margin: 18px 0;
  padding: 16px;
  border-left: 5px solid #1d4ed8;
  border-radius: 14px;
  background: #f8fafc;
}

.post-payment-assurance p {
  margin: 5px 0 0;
  color: #475569;
}

.checkout-disabled {
  width: 100%;
  min-height: 52px;
  opacity: .72;
  cursor: not-allowed;
}

.checkout-disabled:hover {
  transform: none;
}

.confirmation-card,
.upload-portal {
  max-width: 900px;
  margin: 0 auto;
  padding: 34px;
  border: 1px solid #e2e8f0;
  border-radius: 26px;
  background: #fff;
  box-shadow: 0 20px 50px rgba(15, 23, 42, .1);
}

.status-grid,
.project-link-card,
.association-grid {
  display: grid;
  gap: 14px;
}

.status-grid,
.association-grid {
  grid-template-columns: repeat(2, 1fr);
}

.status-grid article,
.association-grid div {
  padding: 16px;
  border: 1px solid #e2e8f0;
  border-radius: 15px;
  background: #f8fafc;
}

.status-grid span,
.association-grid span {
  display: block;
  color: #64748b;
  font-size: 13px;
}

.project-link-card {
  margin: 22px 0;
  padding: 22px;
  border: 2px solid #bfdbfe;
  border-radius: 18px;
  background: #eff6ff;
}

.workflow-timeline {
  margin: 22px 0;
  padding-left: 22px;
}

.workflow-timeline li {
  margin: 10px 0;
}

@media (max-width: 1080px) {
  .virtual-process.four-step-process {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 650px) {
  .payment-choice-summary,
  .payment-option-grid,
  .virtual-process.four-step-process,
  .status-grid,
  .association-grid {
    grid-template-columns: 1fr;
  }

  .confirmation-card,
  .upload-portal {
    padding: 24px 18px;
  }
}

.production-checkout-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin: 28px 0;
}

.production-checkout-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 26px;
  border: 1px solid #cbd5e1;
  border-radius: 20px;
  background: #fff;
  box-shadow: 0 12px 34px rgba(15, 23, 42, .08);
}

.production-checkout-primary {
  border: 2px solid #1d4ed8;
  background: linear-gradient(145deg, #eff6ff, #fff);
}

.production-checkout-card h3 {
  margin: 4px 0 10px;
}

.production-checkout-card p {
  flex: 1 1 auto;
  color: #475569;
}

.production-checkout-card .btn {
  width: 100%;
  margin-top: 10px;
  text-align: center;
}

@media (max-width: 900px) {
  .production-checkout-grid {
    grid-template-columns: 1fr;
  }
}