/* 关于我们页面专属样式 */

/* 导航激活状态 */
.active {
  color: var(--primary-color) !important;
}

/* 公司简介部分 */
.company-intro {
  background: var(--bg-section);
  position: relative;
}

.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.intro-content {
  position: relative;
}

.intro-content .section-title {
  text-align: left;
  margin-bottom: 2rem;
}

.intro-content .section-title::after {
  left: 0;
  transform: none;
}

.intro-content p {
  color: var(--text-medium);
  line-height: 1.7;
  margin-bottom: 1.5rem;
  font-size: 16px;
}

.intro-image {
  position: relative;
}

.intro-image img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  border-radius: var(--border-radius-large);
  box-shadow: var(--shadow-light);
  border: 1px solid var(--border-color);
}

/* 统计数据卡片 */
.intro-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 4rem;
}

.intro-stat-card {
  background: var(--white);
  padding: 2rem 1.5rem;
  border-radius: var(--border-radius-large);
  text-align: center;
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.intro-stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--primary-color);
}

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

.intro-stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.intro-stat-label {
  color: var(--text-medium);
  font-size: 14px;
  font-weight: 500;
}

/* 发展历程时间线 */
.timeline-section {
  background: var(--white);
  position: relative;
}

.timeline {
  position: relative;
  max-width: 1000px;
  margin: 0 auto;
  padding: 3rem 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--primary-color);
  transform: translateX(-50%);
}

.timeline-item {
  position: relative;
  margin: 3rem 0;
  display: flex;
  align-items: flex-start;
}

.timeline-item:nth-child(odd) {
  flex-direction: row;
}

.timeline-item:nth-child(even) {
  flex-direction: row-reverse;
}

.timeline-year {
  width: 90px;
  height: 90px;
  background: var(--primary-color);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.25rem;
  position: relative;
  z-index: 2;
  border: 4px solid var(--white);
  box-shadow: var(--shadow-medium);
}

.timeline-content {
  flex: 1;
  background: var(--white);
  padding: 2rem;
  border-radius: var(--border-radius-large);
  border: 1px solid var(--border-color);
  margin: 0 2rem;
  position: relative;
  box-shadow: var(--shadow-light);
  transition: all 0.3s ease;
}

.timeline-content:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
}

.timeline-content::before {
  content: '';
  position: absolute;
  top: 2rem;
  width: 0;
  height: 0;
  border: 10px solid transparent;
}

.timeline-item:nth-child(odd) .timeline-content::before {
  left: -20px;
  border-right-color: var(--white);
}

.timeline-item:nth-child(even) .timeline-content::before {
  right: -20px;
  border-left-color: var(--white);
}

.timeline-content h3 {
  color: var(--text-dark);
  margin-bottom: 1rem;
  font-size: 1.25rem;
  font-weight: 600;
}

.timeline-content p {
  color: var(--text-medium);
  line-height: 1.6;
  font-size: 15px;
}

/* 企业资质部分 */
.qualifications {
  background: var(--bg-section);
}

.qualifications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.qualification-card {
  background: var(--white);
  padding: 2.5rem 2rem;
  border-radius: var(--border-radius-large);
  border: 1px solid var(--border-color);
  text-align: center;
  transition: all 0.3s ease;
  position: relative;
}

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

.qualification-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto 1.5rem;
  background: rgba(15, 76, 117, 0.1);
  color: var(--primary-color);
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
}

.qualification-card h3 {
  color: var(--text-dark);
  margin-bottom: 1rem;
  font-size: 1.125rem;
  font-weight: 600;
}

.qualification-card p {
  color: var(--text-medium);
  line-height: 1.5;
  font-size: 14px;
}

/* 企业文化部分 */
.culture-section {
  background: var(--white);
}

.culture-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.culture-card {
  background: var(--white);
  padding: 2.5rem 2rem;
  border-radius: var(--border-radius-large);
  border: 1px solid var(--border-color);
  text-align: center;
  transition: all 0.3s ease;
}

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

.culture-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto 1.5rem;
  background: rgba(46, 139, 87, 0.1);
  color: var(--secondary-color);
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
}

.culture-card h3 {
  color: var(--text-dark);
  margin-bottom: 1rem;
  font-size: 1.125rem;
  font-weight: 600;
}

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

/* 组织架构部分 */
.organization {
  background: var(--bg-section);
}

.org-chart {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.org-level-1,
.org-level-2 {
  margin: 3rem 0;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 2rem;
}

.org-level-1 {
  margin-bottom: 2rem;
}

.org-box {
  background: var(--white);
  border: 2px solid var(--primary-color);
  border-radius: var(--border-radius-large);
  padding: 1.5rem 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 250px;
  position: relative;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-light);
}

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

.org-level-1 .org-box {
  background: var(--primary-color);
  color: var(--white);
  min-width: 300px;
}

.org-level-1 .org-box h3 {
  color: var(--white);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.org-level-1 .org-box p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 14px;
}

.org-level-2 .org-box h4 {
  color: var(--primary-color);
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  text-align: center;
}

.org-level-2 .org-box p {
  color: var(--text-medium);
  font-size: 14px;
  text-align: center;
  line-height: 1.4;
}

/* 响应式设计 */
@media (max-width: 1024px) {
  .intro-grid {
    gap: 3rem;
  }
  
  .intro-stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .intro-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .intro-image img {
    height: 300px;
  }

  .intro-stats {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .timeline::before {
    left: 25px;
  }

  .timeline-item {
    flex-direction: row !important;
    margin-left: 60px;
  }

  .timeline-year {
    width: 70px;
    height: 70px;
    font-size: 1rem;
    position: absolute;
    left: -95px;
  }

  .timeline-content {
    margin: 0;
    margin-left: 1rem;
  }

  .timeline-content::before {
    display: none;
  }

  .qualifications-grid,
  .culture-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .org-level-1,
  .org-level-2 {
    flex-direction: column;
    align-items: center;
    gap: 1rem;
  }
}

@media (max-width: 480px) {
  .intro-content p {
    font-size: 15px;
  }
  
  .timeline-year {
    width: 60px;
    height: 60px;
    font-size: 0.9rem;
    left: -80px;
  }
  
  .qualification-card,
  .culture-card {
    padding: 2rem 1.5rem;
  }

  .org-box {
    padding: 1rem 1.5rem;
    margin: 0.5rem;
    min-width: 200px;
  }

  .org-box h4 {
    font-size: 1rem;
  }

  .org-level-1 .org-box {
    min-width: 240px;
  }
}
  .org-box {
    margin: 0.5rem;
    padding: 1rem 1.5rem;
  }
}