.delivery-checkout-collapse {
  grid-column: 1 / -1;
  overflow: hidden;
  border: 1px solid #b9d7ff;
  border-radius: 16px;
  background: #f8fbff;
  box-shadow: 0 8px 22px rgba(16, 33, 61, 0.06);
}

.delivery-checkout-collapse > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 74px;
  padding: 1rem 1.1rem;
  color: #10213d;
  cursor: pointer;
  list-style: none;
}

.delivery-checkout-collapse > summary::-webkit-details-marker {
  display: none;
}

.delivery-collapse-copy {
  display: grid;
  gap: 0.2rem;
  min-width: 0;
}

.delivery-collapse-copy strong {
  font-size: 1.05rem;
  line-height: 1.2;
}

.delivery-collapse-copy small {
  color: #5d6b7c;
  font-size: 0.9rem;
  font-weight: 700;
  line-height: 1.4;
}

.delivery-collapse-badge {
  flex: 0 0 auto;
  min-width: 74px;
  padding: 0.55rem 0.75rem;
  border: 1px solid #a9cfff;
  border-radius: 999px;
  background: #ffffff;
  color: #0f4fbf;
  font-size: 0.84rem;
  font-weight: 900;
  text-align: center;
}

.delivery-checkout-collapse[data-state="free"] {
  border-color: #94d8ba;
  background: #f2fff8;
}

.delivery-checkout-collapse[data-state="free"] .delivery-collapse-badge {
  border-color: #8bd1b2;
  background: #e5faef;
  color: #17603b;
}

.delivery-checkout-collapse[data-state="fee"] {
  border-color: #f2cf77;
  background: #fffaf0;
}

.delivery-checkout-collapse[data-state="fee"] .delivery-collapse-badge {
  border-color: #e7bd55;
  background: #fff2c8;
  color: #6d4f00;
}

.delivery-checkout-collapse[data-state="checking"] .delivery-collapse-badge {
  animation: delivery-check-pulse 1.25s ease-in-out infinite;
}

.delivery-checkout-collapse[data-state="error"] {
  border-color: #f0a8b3;
  background: #fff7f8;
}

.delivery-checkout-collapse[data-state="error"] .delivery-collapse-badge {
  border-color: #eba2ae;
  background: #fff0f2;
  color: #9f1239;
}

.delivery-checkout-collapse[open] > summary {
  border-bottom: 1px solid #d8e5f5;
}

.delivery-checkout-collapse .delivery-estimator {
  border: 0;
  border-radius: 0;
  background: #ffffff;
  box-shadow: none;
}

.delivery-checkout-collapse .delivery-estimator > .eyebrow,
.delivery-checkout-collapse .delivery-estimator > h3 {
  display: none;
}

.delivery-checkout-collapse .delivery-estimator-copy {
  color: #334155;
  font-size: 0.94rem;
}

@keyframes delivery-check-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.55; }
}

@media (max-width: 640px) {
  .delivery-checkout-collapse > summary {
    align-items: flex-start;
    min-height: 0;
    padding: 0.9rem;
  }

  .delivery-collapse-copy small {
    font-size: 0.84rem;
  }

  .delivery-collapse-badge {
    min-width: 66px;
    padding: 0.45rem 0.6rem;
    font-size: 0.78rem;
  }

  .delivery-checkout-collapse .delivery-estimator {
    padding: 0.9rem;
  }
}