/* 关于我们页面样式 */

/* 面包屑导航 */
.breadcrumb {
    background: #f9f9f9;
    padding: 15px 0;
    margin-bottom: 30px;
}

.breadcrumb ol {
    display: flex;
    gap: 10px;
    list-style: none;
}

.breadcrumb li:not(:last-child)::after {
    content: ">";
    margin-left: 10px;
    color: #999;
}

.breadcrumb a {
    color: #666;
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb a:hover {
    color: #0066cc;
}

/* 关于我们头部 */
.about-header {
    margin-bottom: 40px;
}

.about-banner {
    background: linear-gradient(135deg, #0066cc, #004c99);
    color: #fff;
    padding: 60px 0;
    text-align: center;
}

.about-banner h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.about-banner p {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* 关于我们内容 */
.about-section {
    margin-bottom: 50px;
}

.section-content {
    background: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.section-content h2 {
    font-size: 1.8rem;
    margin-bottom: 30px;
    color: #333;
    padding-bottom: 15px;
    border-bottom: 2px solid #0066cc;
}

/* 我们的使命 */
.mission-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    align-items: center;
}

.mission-text p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 15px;
}

.mission-image img {
    width: 100%;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

/* 我们的优势 */
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.advantage-item {
    text-align: center;
    padding: 30px 20px;
    background: #f9f9f9;
    border-radius: 8px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.advantage-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.advantage-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.advantage-item h3 {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: #333;
}

.advantage-item p {
    color: #666;
    line-height: 1.5;
}

/* 发展历程 */
.timeline {
    position: relative;
    padding-left: 30px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 2px;
    background: #e0e0e0;
}

.timeline-item {
    position: relative;
    margin-bottom: 30px;
    padding-left: 30px;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -10px;
    top: 5px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #0066cc;
    border: 3px solid #fff;
    box-shadow: 0 0 0 2px #0066cc;
}

.timeline-date {
    font-size: 1.1rem;
    font-weight: bold;
    color: #0066cc;
    margin-bottom: 10px;
}

.timeline-content h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: #333;
}

.timeline-content p {
    color: #666;
    line-height: 1.5;
}

/* 团队介绍 */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.team-member {
    text-align: center;
}

.member-avatar {
    margin-bottom: 20px;
}

.member-avatar img {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.team-member h3 {
    font-size: 1.1rem;
    margin-bottom: 5px;
    color: #333;
}

.member-position {
    color: #0066cc;
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.member-bio {
    color: #666;
    line-height: 1.5;
    font-size: 0.9rem;
}

/* 合作伙伴 */
.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 30px;
    align-items: center;
}

.partner-item {
    text-align: center;
    padding: 20px;
    background: #f9f9f9;
    border-radius: 8px;
    transition: transform 0.3s ease;
}

.partner-item:hover {
    transform: scale(1.05);
}

.partner-item img {
    max-width: 100%;
    max-height: 80px;
    object-fit: contain;
}

/* 联系我们 */
.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.contact-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    padding: 20px;
    background: #f9f9f9;
    border-radius: 8px;
}

.contact-icon {
    font-size: 2rem;
    color: #0066cc;
    flex-shrink: 0;
}

.contact-details h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    color: #333;
}

.contact-details p {
    color: #666;
    margin-bottom: 5px;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 10px;
}

.social-links a {
    color: #666;
    text-decoration: none;
    transition: color 0.3s ease;
}

.social-links a:hover {
    color: #0066cc;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .mission-content {
        grid-template-columns: 1fr;
    }
    
    .about-banner h1 {
        font-size: 2rem;
    }
    
    .about-banner p {
        font-size: 1rem;
    }
    
    .section-content {
        padding: 20px;
    }
    
    .section-content h2 {
        font-size: 1.5rem;
    }
    
    .timeline {
        padding-left: 20px;
    }
    
    .timeline-item {
        padding-left: 20px;
    }
}