/* ============================================
   聚美声服 - 产品中心页样式
   ============================================ */

/* Product Detail Section */
.product-detail {
  padding: 80px 0;
}

.product-detail-alt {
  background: var(--color-bg-alt);
}

.product-detail .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.product-detail.reverse .container {
  direction: rtl;
}

.product-detail.reverse .product-detail-content {
  direction: ltr;
}

.product-detail.reverse .product-detail-visual {
  direction: ltr;
}

.product-detail-content h2 {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 16px;
}

.product-detail-content .tag {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-primary-bg);
  padding: 6px 14px;
  border-radius: 20px;
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}

.product-detail-content p {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 24px;
}

.product-detail-list {
  list-style: none;
  padding: 0;
  margin-bottom: 28px;
}

.product-detail-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.product-detail-list li .check-icon {
  width: 20px;
  height: 20px;
  background: var(--color-primary-bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.product-detail-list li .check-icon svg {
  width: 12px;
  height: 12px;
  color: var(--color-primary);
}

.product-detail-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.product-visual-placeholder {
  width: 100%;
  max-width: 420px;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--color-primary-bg) 0%, #dce8f4 100%);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
}

.product-visual-placeholder svg {
  width: 64px;
  height: 64px;
  color: var(--color-primary-light);
  opacity: 0.5;
}

/* Feature Grid */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.feature-item {
  text-align: center;
  padding: 24px 16px;
}

.feature-item-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 16px;
  background: var(--color-primary-bg);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-item-icon svg {
  width: 24px;
  height: 24px;
  color: var(--color-primary);
}

.feature-item h4 {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: 6px;
}

.feature-item p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
}

/* Scenario Cards */
.scenario-section {
  padding: 80px 0;
  background: var(--color-bg-alt);
}

.scenario-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.scenario-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-align: center;
  transition: all var(--transition);
}

.scenario-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.scenario-card h4 {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: 8px;
}

.scenario-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
}

@media (max-width: 1024px) {
  .product-detail .container {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .product-detail.reverse .container {
    direction: ltr;
  }

  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .scenario-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .product-detail {
    padding: 48px 0;
  }

  .product-detail-content h2 {
    font-size: var(--font-size-2xl);
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .scenario-grid {
    grid-template-columns: 1fr;
  }
}