/**
 * 关于我们页面样式
 */

/* 调整容器宽度 */
.page-about .container {
    max-width: 1400px;
    padding: 0 30px;
}

/* 关于内容 */
.about-content {
    padding: 60px 0;
}

.about-content h1 {
    font-size: 42px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 30px;
    text-align: center;
}

/* 企业文化 */
.company-culture {
    margin: 80px 0;
}

.company-culture h2 {
    font-size: 36px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 50px;
    text-align: center;
}

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

.culture-item {
    background: #fff;
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s;
    text-align: center;
}

.culture-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.culture-item h3 {
    font-size: 22px;
    font-weight: 600;
    color: #0066cc;
    margin-bottom: 15px;
}

.culture-item p {
    font-size: 15px;
    line-height: 1.8;
    color: #666;
}

/* 发展历程 */
.company-history {
    margin: 80px 0;
}

.company-history h2 {
    font-size: 36px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 50px;
    text-align: center;
}

.timeline {
    position: relative;
    padding: 40px 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: #e5e5e5;
    transform: translateX(-50%);
}

.timeline-item {
    display: flex;
    align-items: center;
    margin-bottom: 60px;
    position: relative;
}

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

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

.timeline-year {
    flex: 0 0 50%;
    font-size: 32px;
    font-weight: 700;
    color: #0066cc;
    padding: 0 60px;
    text-align: right;
}

.timeline-item:nth-child(even) .timeline-year {
    text-align: left;
}

.timeline-content {
    flex: 0 0 50%;
    background: #fff;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    font-size: 16px;
    line-height: 1.8;
    color: #333;
    position: relative;
}

.timeline-item::after {
    content: '';
    position: absolute;
    left: 50%;
    top: 50%;
    width: 16px;
    height: 16px;
    background: #0066cc;
    border: 4px solid #fff;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    box-shadow: 0 0 0 4px #e5e5e5;
    z-index: 1;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .page-about .container {
        max-width: 100%;
        padding: 0 20px;
    }
    
    .culture-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .about-content h1 {
        font-size: 32px;
    }
    
    .company-culture h2,
    .company-history h2 {
        font-size: 28px;
    }
    
    .culture-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline::before {
        left: 30px;
    }
    
    .timeline-item,
    .timeline-item:nth-child(even) {
        flex-direction: column;
        align-items: flex-start;
        padding-left: 60px;
    }
    
    .timeline-year {
        flex: none;
        padding: 0;
        text-align: left;
        margin-bottom: 15px;
        font-size: 24px;
    }
    
    .timeline-item:nth-child(even) .timeline-year {
        text-align: left;
    }
    
    .timeline-content {
        flex: none;
        width: 100%;
    }
    
    .timeline-item::after {
        left: 30px;
        top: 10px;
        transform: translate(-50%, 0);
    }
}