.modern-cart {
  max-width: 400px;
  margin: auto;
  font-family: 'Segoe UI', sans-serif;
  background: #fff;
  border-radius: 8px;
  padding: 20px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.cart-totals {
  border-top: 1px solid #eee;
  padding-top: 15px;
  margin-top: 15px;
}

.total span:last-child {
  font-weight: bold;
  font-size: 16px;
  color: #222;
}

.checkout-btn {
  width: 100%;
  background: #e63946;
  color: #fff;
  border: none;
  padding: 12px;
  border-radius: 6px;
  font-size: 15px;
  cursor: pointer;
  transition: background 0.3s ease;
}

.checkout-btn:hover {
  background: #d62828;
}