.about-image {
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

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

.about-content {
  padding: 2rem;
}

.about-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 2rem;
}

.about-text {
  font-size: 1.125rem;
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.value-card {
  text-align: center;
  padding: 3rem 2rem;
  background-color: var(--color-bg);
  border-radius: 20px;
  transition: var(--transition);
  border: 1px solid var(--color-border);
}

.value-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

.value-icon {
  width: 80px;
  height: 80px;
  background-color: var(--color-bg-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  transition: var(--transition);
}

.value-icon i {
  font-size: 2rem;
  color: var(--color-primary);
}

.value-card:hover .value-icon {
  background-color: var(--color-primary);
  transform: scale(1.1);
}

.value-card:hover .value-icon i {
  color: var(--color-secondary);
}

.value-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.value-desc {
  color: var(--color-text-light);
}

.team-member {
  text-align: center;
  transition: var(--transition);
}

.team-member:hover {
  transform: translateY(-10px);
}

.member-photo {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  overflow: hidden;
  margin: 0 auto 1.5rem;
  border: 3px solid var(--color-border);
  transition: var(--transition);
}

.team-member:hover .member-photo {
  border-color: var(--color-primary);
}

.member-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.member-name {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.member-role {
  color: var(--color-text-light);
}


/* 关于信息 */
.about-info {
    margin-top: 30px;
}

.about-info p {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 16px;
    color: #666666;
    margin-bottom: 15px;
}

.about-info i {
    color: #000000;
    font-size: 18px;
}

/* 统计数据 */
.stats-section {
    background: #000000;
    color: #ffffff;
}

.stat-card {
    text-align: center;
    padding: 40px 20px;
}

.stat-icon {
    font-size: 48px;
    color: #ffffff;
    margin-bottom: 20px;
}

.stat-number {
    font-size: 48px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 18px;
    color: #cccccc;
}

/* 发展历程 */
.milestones-section {
    background: #f8f9fa;
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 50px auto 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: #000000;
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 50px;
    display: flex;
    align-items: center;
}

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

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

.timeline-year {
    flex: 0 0 100px;
    font-size: 32px;
    font-weight: 700;
    color: #000000;
    text-align: center;
}

.timeline-content {
    flex: 1;
    padding: 30px;
    background: #ffffff;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    margin: 0 30px;
}

.timeline-title {
    font-size: 24px;
    font-weight: 700;
    color: #000000;
    margin-bottom: 10px;
}

.timeline-desc {
    font-size: 16px;
    color: #666666;
    margin: 0;
}

.member-desc {
    font-size: 14px;
    color: #999999;
    margin-top: 10px;
}

/* 响应式设计 */
@media (max-width: 767px) {
    .timeline::before {
        left: 30px;
    }

    .timeline-item {
        flex-direction: column !important;
        align-items: flex-start;
        padding-left: 60px;
    }

    .timeline-year {
        position: absolute;
        left: 0;
        top: 30px;
        font-size: 24px;
    }

    .timeline-content {
        margin: 0;
        width: 100%;
    }

    .stat-number {
        font-size: 36px;
    }

    .stat-label {
        font-size: 16px;
    }
}