.cart-page { padding: 48px 0 90px; }
.cart-layout { display: grid; grid-template-columns: 1fr 340px; gap: 48px; align-items: start; }

.cart-row {
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: center;
  gap: 18px;
  padding: 18px 0;
  border-bottom: 1px solid rgba(20,35,27,0.1);
}
.cart-row .name { font-weight: 600; font-size: 0.95rem; }
.cart-row .unit-price { font-size: 0.85rem; color: rgba(20,35,27,0.6); }
.cart-row .qty-stepper { display: flex; align-items: center; border: 1.5px solid rgba(20,35,27,0.18); border-radius: var(--radius); }
.cart-row .qty-stepper button { background: none; border: none; width: 32px; height: 32px; cursor: pointer; }
.cart-row .qty-stepper input { width: 34px; text-align: center; border: none; }
.cart-row .line-total { font-family: var(--font-serif); font-size: 1.05rem; color: var(--green-800); text-align: right; min-width: 70px; }
.cart-row .remove { background: none; border: none; color: rgba(20,35,27,0.45); cursor: pointer; font-size: 0.8rem; text-decoration: underline; margin-top: 4px; }

.summary-card {
  background: var(--sand-100);
  border-radius: var(--radius);
  padding: 24px;
}
.summary-card .line { display: flex; justify-content: space-between; font-size: 0.92rem; margin-bottom: 10px; }
.summary-card .total { font-weight: 700; font-size: 1.1rem; border-top: 1px solid rgba(20,35,27,0.15); padding-top: 12px; margin-top: 12px; }
.coupon-row { display: flex; gap: 8px; margin: 16px 0; }
.coupon-row input {
  flex: 1;
  padding: 10px 12px;
  border-radius: var(--radius);
  border: 1.5px solid rgba(20,35,27,0.18);
  font-size: 0.9rem;
}
.coupon-msg { font-size: 0.8rem; margin-top: -6px; margin-bottom: 12px; }
.coupon-msg.ok { color: var(--green-800); }
.coupon-msg.err { color: var(--flag-600); }

@media (max-width: 820px) {
  .cart-layout { grid-template-columns: 1fr; }
}