.cart-hero {
  padding: 40px 20px;
  background: linear-gradient(135deg, #d2b48c, #f4e7d3);
}

.cart-hero-content {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.cart-kicker {
  margin: 0 0 8px;
  color: #8b5e3c;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.cart-page-shell {
  max-width: 1150px;
  margin: 0 auto;
  padding: 20px 16px;
}

.cart-summary-top {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 20px;
}

.cart-summary-card {
  background: #fff;
  border-radius: 14px;
  padding: 16px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.06);
}

.cart-summary-card span {
  display: block;
  font-size: 13px;
  color: #8b5e3c;
  margin-bottom: 8px;
}

.cart-summary-card strong {
  font-size: 20px;
  color: #4b2e2b;
}

.cart-page {
  align-items: start;
}

.cart-left {
  min-width: 0;
}

.cart-items-list {
  display: grid;
  gap: 16px;
}

.cart-right {
  position: sticky;
  top: 90px;
}

.cart-checkout-card {
  background: #fff;
  border-radius: 16px;
  padding: 20px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.08);
}

.cart-checkout-card h3 {
  margin-top: 0;
  color: #4b2e2b;
}

.cart-summary-lines {
  display: grid;
  gap: 12px;
  margin: 16px 0 20px;
}

.cart-summary-lines div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px;
  background: #faf3ea;
  border-radius: 12px;
}

.cart-summary-lines span {
  color: #8b5e3c;
}

.cart-item {
  background: #fff;
  border: 1px solid #eadfce;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.05);
}

.cart-details h3 {
  color: #2f241f;
}

.cart-empty-state {
  background: #fff;
  padding: 28px;
  border-radius: 16px;
  text-align: center;
  color: #6f6259;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.05);
}

.cart-empty-state h3 {
  margin-top: 0;
  color: #4b2e2b;
}

.cart-shop-link {
  display: inline-block;
  margin-top: 12px;
  padding: 10px 16px;
  background: #4b2e2b;
  color: #fff;
  text-decoration: none;
  border-radius: 10px;
}

#checkout-btn {
  width: 100%;
}

#checkout-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

@media (max-width: 900px) {
  .cart-summary-top {
    grid-template-columns: 1fr;
  }

  .cart-right {
    position: static;
  }
}