/* 首页样式 */

/* 主要内容区域 */
.main-content {
  padding-top: 70px; /* 导航栏高度 */
}

/* 轮播图区域 */
.hero-section {
  padding: 40px 0;
  background: linear-gradient(135deg, #e6f7ff 0%, #bae7ff 100%);
}

/* 公司简介区域 */
.intro-section {
  padding: 80px 0;
  background: var(--bg-primary);
}

.section-header {
  margin-bottom: 48px;
}

.section-header h2 {
  color: var(--text-primary);
}

.section-header p {
  font-size: 16px;
  margin-top: 8px;
}

.intro-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.intro-text h3 {
  color: var(--primary-color);
  margin-bottom: 20px;
}

.intro-text p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
  font-size: 16px;
}

.intro-image {
  position: relative;
}

.intro-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-medium);
}

/* 新闻预览区域 */
.news-preview-section {
  padding: 80px 0;
  background: var(--bg-secondary);
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.news-card {
  background: white;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-light);
  transition: all 0.3s ease;
  cursor: pointer;
}

.news-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-medium);
}

.news-card-image {
  width: 100%;
  height: 200px;
  overflow: hidden;
  position: relative;
}

.news-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.news-card:hover .news-card-image img {
  transform: scale(1.05);
}

.news-card-content {
  padding: 24px;
}

.news-card-date {
  color: var(--text-tertiary);
  font-size: 14px;
  margin-bottom: 8px;
}

.news-card-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-card-excerpt {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 服务特色区域 */
.features-section {
  padding: 80px 0;
  background: var(--bg-primary);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 32px;
}

.feature-card {
  text-align: center;
  padding: 40px 24px;
  border: 1px solid var(--border-light);
  transition: all 0.3s ease;
}

.feature-card:hover {
  border-color: var(--primary-color);
  transform: translateY(-4px);
}

.feature-icon {
  font-size: 48px;
  margin-bottom: 24px;
  display: block;
}

.feature-card h3 {
  color: var(--text-primary);
  margin-bottom: 16px;
}

.feature-card p {
  color: var(--text-secondary);
  line-height: 1.6;
  font-size: 14px;
}

/* 加载状态 */
.loading {
  text-align: center;
  padding: 40px;
  color: var(--text-tertiary);
  font-size: 16px;
}

/* 移动端响应式 */
@media (max-width: 768px) {
  .main-content {
    padding-top: 60px;
  }
  
  .hero-section {
    padding: 20px 0;
  }
  
  .intro-section,
  .news-preview-section,
  .features-section {
    padding: 60px 0;
  }
  
  .section-header {
    margin-bottom: 32px;
  }
  
  .section-header .flex {
    flex-direction: column;
    gap: 16px;
    align-items: flex-start;
  }
  
  .intro-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .intro-image img {
    height: 300px;
  }
  
  .news-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .news-card-image {
    height: 180px;
  }
  
  .news-card-content {
    padding: 20px;
  }
  
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
  
  .feature-card {
    padding: 32px 20px;
  }
  
  .feature-icon {
    font-size: 40px;
    margin-bottom: 20px;
  }
}

@media (max-width: 480px) {
  .main-content {
    padding-top: 56px;
  }
  
  .hero-section {
    padding: 16px 0;
  }
  
  .intro-section,
  .news-preview-section,
  .features-section {
    padding: 40px 0;
  }
  
  .section-header {
    margin-bottom: 24px;
  }
  
  .intro-content {
    gap: 32px;
  }
  
  .intro-text p {
    font-size: 15px;
  }
  
  .intro-image img {
    height: 250px;
  }
  
  .news-card-image {
    height: 160px;
  }
  
  .news-card-content {
    padding: 16px;
  }
  
  .news-card-title {
    font-size: 16px;
  }
  
  .news-card-excerpt {
    font-size: 13px;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .feature-card {
    padding: 24px 16px;
  }
  
  .feature-icon {
    font-size: 36px;
    margin-bottom: 16px;
  }
  
  .feature-card h3 {
    font-size: 16px;
  }
  
  .feature-card p {
    font-size: 13px;
  }
}