.about{
  width: 100%;
  margin: 0 auto;
}

.page-header{
  background-color: #edeff0;
}
/* 关于我们内容区域 */
.about-section {
  padding: 60px 0;
  background-color: #edeff0;
}

.section-title {
  text-align: center;
  margin-bottom: 50px;
}

.section-title h2 {
  font-size: 32px;
  color: #1a3a5f;
  margin-bottom: 15px;
  position: relative;
  display: inline-block;
}

.section-title h2::after {
  content: "";
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background-color: #2a7de1;
}

.section-title p {
  color: #666;
  max-width: 700px;
  margin: 0 auto;
}

.about-content {
  display: flex;
  align-items: center;
  gap: 50px;
  margin-bottom: 80px;
}

.about-text {
  flex: 1;
}

.about-text h2 {
  font-size: 28px;
  color: #1a3a5f;
  margin-bottom: 20px;
}

.about-text p {
  margin-bottom: 20px;
  color: #555;
}

.about-image {
  flex: 1;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.about-image img {
  width: 100%;
  height: auto;
  display: block;
}

/* 公司优势区域 */
.advantages {
  background-color: #fff;
  padding: 80px 0;
  border-radius: 8px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.advantage-card {
  text-align: center;
  padding: 0 20px;
}

.advantage-icon {
  width: 80px;
  height: 80px;
  background-color: #e8f1fd;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 25px;
}

.advantage-icon i {
  font-size: 35px;
  color: #2a7de1;
}

.advantage-card h3 {
  font-size: 20px;
  margin-bottom: 15px;
  color: #1a3a5f;
}

.advantage-card p {
  color: #666;
}

/* 团队介绍区域 */
.team-section {
  padding: 80px 0;
  background-color: #edeff0;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.team-card {
  background-color: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s, box-shadow 0.3s;
  text-align: center;
}

.team-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.team-image {
  height: 250px;
  overflow: hidden;
}

.team-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}

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

.team-content {
  padding: 20px;
}

.team-name {
  font-size: 18px;
  margin-bottom: 5px;
  color: #1a3a5f;
}

.team-position {
  color: #2a7de1;
  font-size: 14px;
  margin-bottom: 10px;
  font-weight: 600;
}

.team-description {
  color: #666;
  font-size: 14px;
  margin-bottom: 15px;
}

.team-social {
  display: flex;
  justify-content: center;
  gap: 10px;
}

.team-social a {
  width: 35px;
  height: 35px;
  background-color: #f5f7fa;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #666;
  text-decoration: none;
  transition: all 0.3s;
}

.team-social a:hover {
  background-color: #2a7de1;
  color: #fff;
}


/* 常见问题区域 */
.faq-section {
  padding: 80px 0;
  background-color: #fff;
  border-radius: 8px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  margin-bottom: 20px;
  border: 1px solid #e8f1fd;
  border-radius: 8px;
  overflow: hidden;
}

.faq-question {
  padding: 20px;
  background-color: #f5f7fa;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  color: #1a3a5f;
  transition: background-color 0.3s;
}

.faq-question:hover {
  background-color: #e8f1fd;
}

.faq-question i {
  transition: transform 0.3s;
}

.faq-answer {
  padding: 0 20px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s, padding 0.3s;
}

.faq-item.active .faq-answer {
  padding: 20px;
  max-height: 200px;
}

.faq-item.active .faq-question i {
  transform: rotate(180deg);
}


/* 发展历程区域 */
.timeline-section {
  padding: 80px 0;
  background-color: #fff;
  border-radius: 8px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline::after {
  content: "";
  position: absolute;
  width: 3px;
  background-color: #e8f1fd;
  top: 0;
  bottom: 0;
  left: 50%;
  margin-left: -1.5px;
}

.timeline-item {
  padding: 10px 40px;
  position: relative;
  width: 50%;
  box-sizing: border-box;
}

.timeline-item:nth-child(odd) {
  left: 0;
}

.timeline-item:nth-child(even) {
  left: 50%;
}

.timeline-item::after {
  content: "";
  position: absolute;
  width: 20px;
  height: 20px;
  background-color: #2a7de1;
  border: 4px solid #fff;
  border-radius: 50%;
  top: 15px;
  z-index: 1;
}

.timeline-item:nth-child(odd)::after {
  right: -10px;
}

.timeline-item:nth-child(even)::after {
  left: -10px;
}

.timeline-content {
  padding: 20px;
  background-color: #f5f7fa;
  border-radius: 8px;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
}

.timeline-year {
  font-weight: 700;
  color: #2a7de1;
  margin-bottom: 5px;
}

.timeline-title {
  font-size: 18px;
  margin-bottom: 10px;
  color: #1a3a5f;
}

.timeline-description {
  color: #666;
  font-size: 14px;
}

/* 响应式设计 */
@media (max-width: 992px) {
  .about-content {
    flex-direction: column;
  }

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

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

  .timeline::after {
    left: 31px;
  }

  .timeline-item {
    width: 100%;
    padding-left: 70px;
    padding-right: 25px;
  }

  .timeline-item:nth-child(even) {
    left: 0;
  }

  .timeline-item::after {
    left: 21px;
  }
}

@media (max-width: 768px) {
  .advantages-grid {
    grid-template-columns: 1fr;
  }

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