/* Кнопка основного товара */
.add-additional-btn {
  background-color: #4CAF50;
  color: white;
  border: none;
  padding: 12px 24px;
  font-family: Arial, sans-serif;
  font-size: 16px;
  font-weight: 500;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.3s ease;
  width: 100%;
  max-width: 250px;
  margin: 0 auto;
}

.add-additional-btn:hover {
  background-color: #388E3C;
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

/* Стили попапа */
.popup-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 10000;
}

.popup-content {
  position: relative;
  background: white;
  max-width: 400px;
  margin: 5% auto;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 5px 25px rgba(0, 0, 0, 0.3);
}

.popup-close {
  position: absolute;
  right: 15px;
  top: 10px;
  font-size: 28px;
  cursor: pointer;
  color: #666;
}

.popup-title {
  text-align: center;
  margin-bottom: 20px;
  color: #333;
}

/* Информация о товаре в попапе */
.popup-product-info {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 20px;
}

.popup-product-img {
  width: 100px;
  height: 100px;
  object-fit: cover;
  border-radius: 5px;
}

.product-name {
  margin: 0 0 10px 0;
  color: #333;
}

.product-price {
  margin: 0 0 10px 0;
  color: #E91E63;
  font-weight: bold;
}

.product-desc {
  color: #666;
  line-height: 1.4;
}

/* Кнопка подтверждения */
.confirm-add-btn {
  background-color: #2196F3;
  color: white;
  border: none;
  padding: 12px 24px;
  font-family: Arial, sans-serif;
  font-size: 16px;
  font-weight: 500;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.3s ease;
  width: 100%;
}

.confirm-add-btn:hover {
  background-color: #1976D2;
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

/* Адаптивность */
@media (max-width: 768px) {
  .popup-content {
    margin: 10% auto;
    padding: 15px;
  }
  .popup-product-info {
    flex-direction: column;
  }
  .popup-product-img {
    width: 120px;
    height: 120px;
  }
}