/* products.css - 产品页面样式 - OTT HydroMet风格 */

.products-section {
  background-color: var(--color-bg-primary);
  padding: 80px var(--container-padding);
  min-height: calc(100vh - 200px);
}

.products-section h1 {
  font-size: var(--font-size-h2);
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 20px;
  text-align: center;
  letter-spacing: -1px;
}

.products-intro {
  text-align: center;
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  margin-bottom: 60px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 40px;
  max-width: 1200px;
  margin: 0 auto;
}

.product-card {
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.product-card.featured {
  border: 2px solid var(--color-text-primary);
}

.product-image {
  width: 100%;
  height: 300px;
  background: var(--color-bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 40px;
}

.product-placeholder {
  color: var(--color-text-tertiary);
  font-size: 1.125rem;
  font-weight: 500;
}

.product-info {
  padding: 40px;
}

.product-info h2 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin: 0 0 16px 0;
}

.product-info p {
  font-size: var(--font-size-body);
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin: 0 0 24px 0;
}

.product-features {
  list-style: none;
  padding: 0;
  margin: 0 0 24px 0;
}

.product-features li {
  font-size: var(--font-size-body);
  color: var(--color-text-secondary);
  padding: 8px 0;
  padding-left: 24px;
  position: relative;
}

.product-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-text-primary);
  font-weight: 600;
}

.product-link {
  display: inline-block;
  background-color: var(--color-text-primary);
  color: var(--color-text-light);
  padding: 12px 32px;
  font-size: var(--font-size-body);
  font-weight: 500;
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-normal), transform var(--transition-fast);
}

.product-link:hover {
  background-color: var(--color-text-secondary);
  transform: translateY(-2px);
}

/* 移动端响应式 */
@media (max-width: 768px) {
  .products-section {
    padding: 60px 24px;
  }
  
  .products-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .product-image {
    height: 250px;
  }
  
  .product-info {
    padding: 30px 24px;
  }
}