/* ===== 关于我们页样式 - A2数据先行 ===== */

/* 公司介绍 */
.about-intro {
  padding: 60px 0;
  background: var(--light-bg);
}

.about-intro-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.about-intro-img {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 8px 30px rgba(44, 31, 21, 0.12);
}

.about-intro-img img {
  width: 100%;
  height: 350px;
  object-fit: cover;
}

.about-intro-content h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--dark-bg);
  font-style: italic;
  margin-bottom: 20px;
}

.about-intro-content p {
  font-size: 15px;
  color: var(--text-main);
  font-style: italic;
  line-height: 1.8;
  margin-bottom: 15px;
}

/* 核心数据 */
.core-data {
  padding: 60px 0;
  background: var(--dark-bg);
}

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

.core-data .section-header p {
  color: var(--text-muted);
}

.data-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.data-card {
  background: var(--dark-secondary);
  border-radius: 12px;
  padding: 35px 25px;
  text-align: center;
  transition: transform 0.3s;
}

.data-card:hover {
  transform: translateY(-5px);
}

.data-card .number {
  font-size: 38px;
  font-weight: 700;
  color: var(--primary);
  font-style: italic;
  display: block;
  margin-bottom: 8px;
}

.data-card .label {
  font-size: 14px;
  color: var(--text-muted);
  font-style: italic;
}

/* 企业文化 */
.culture-section {
  padding: 60px 0;
  background: var(--white);
}

.culture-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.culture-card {
  background: var(--light-bg);
  border-radius: 12px;
  padding: 35px;
  text-align: center;
  transition: all 0.3s;
  border-top: 4px solid var(--secondary);
}

.culture-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(44, 31, 21, 0.1);
}

.culture-icon {
  font-size: 40px;
  margin-bottom: 15px;
}

.culture-card h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--dark-bg);
  font-style: italic;
  margin-bottom: 12px;
}

.culture-card p {
  font-size: 14px;
  color: var(--text-muted);
  font-style: italic;
  line-height: 1.7;
}

/* 发展历程 */
.history-section {
  padding: 60px 0;
  background: var(--light-bg);
}

.timeline {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 20px;
  position: relative;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border-color);
  transform: translateX(-50%);
}

.timeline-item {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
  position: relative;
}

.timeline-item:nth-child(even) .timeline-content {
  grid-column: 2;
}

.timeline-item:nth-child(even) .timeline-year {
  grid-column: 1;
  text-align: right;
}

.timeline-dot {
  position: absolute;
  left: 50%;
  top: 10px;
  width: 16px;
  height: 16px;
  background: var(--secondary);
  border-radius: 50%;
  transform: translateX(-50%);
  border: 3px solid var(--light-bg);
}

.timeline-year {
  font-size: 24px;
  font-weight: 700;
  color: var(--secondary);
  font-style: italic;
}

.timeline-content h4 {
  font-size: 18px;
  font-weight: 600;
  color: var(--dark-bg);
  font-style: italic;
  margin-bottom: 8px;
}

.timeline-content p {
  font-size: 14px;
  color: var(--text-muted);
  font-style: italic;
  line-height: 1.6;
}

/* 团队介绍 */
.team-section {
  padding: 60px 0;
  background: var(--white);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.team-card {
  background: var(--light-bg);
  border-radius: 12px;
  overflow: hidden;
  text-align: center;
  transition: all 0.3s;
}

.team-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(44, 31, 21, 0.1);
}

.team-avatar {
  width: 100%;
  height: 200px;
  background: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 64px;
}

.team-info {
  padding: 20px;
}

.team-info h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--dark-bg);
  font-style: italic;
  margin-bottom: 5px;
}

.team-info p {
  font-size: 13px;
  color: var(--text-muted);
  font-style: italic;
}

/* 响应式 */
@media (max-width: 768px) {
  .about-intro-inner {
    grid-template-columns: 1fr;
  }

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

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

  .timeline::before {
    left: 20px;
  }

  .timeline-item {
    grid-template-columns: 1fr;
    padding-left: 50px;
  }

  .timeline-item:nth-child(even) .timeline-content,
  .timeline-item:nth-child(even) .timeline-year {
    grid-column: 1;
    text-align: left;
  }

  .timeline-dot {
    left: 20px;
  }

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

@media (max-width: 480px) {
  .data-grid {
    grid-template-columns: 1fr;
  }

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