/* 页面banner */
.page-banner {
    background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url('../images/about-banner.png');
    background-size: cover;
    background-position: center;
    padding: 60px 0;
    color: #fff;
    margin-bottom: 40px;
}

.page-banner h1 {
    font-size: 36px;
    margin-bottom: 10px;
}

.breadcrumb {
    font-size: 14px;
}

.breadcrumb a {
    color: #fff;
    text-decoration: none;
}

.breadcrumb a:hover {
    color: #ffd700;
}

/* 通用样式 */
section {
    margin-bottom: 60px;
}

section h2 {
    font-size: 32px;
    color: #333;
    text-align: center;
    margin-bottom: 40px;
    position: relative;
}

section h2:after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: -10px;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: #c00;
}

/* 网站介绍 */
.intro-section {
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 40px;
}

.intro-content {
    display: flex;
    gap: 40px;
    align-items: center;
}

.intro-text {
    flex: 1;
}

.intro-text h2 {
    text-align: left;
    margin-bottom: 20px;
}

.intro-text h2:after {
    left: 0;
    transform: none;
}

.intro-text p {
    color: #666;
    line-height: 1.8;
    margin-bottom: 30px;
}

.stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.stat-item {
    text-align: center;
}

.stat-item .num {
    display: block;
    font-size: 28px;
    color: #c00;
    font-weight: bold;
    margin-bottom: 5px;
}

.stat-item .label {
    color: #666;
    font-size: 14px;
}

.intro-image {
    flex: 1;
}

.intro-image img {
    width: 100%;
    border-radius: 10px;
}

/* 发展历程 */
.timeline {
    position: relative;
    padding: 40px 0;
}

.timeline:before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: #f0f0f0;
    transform: translateX(-50%);
}

.timeline-item {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    margin-bottom: 40px;
    position: relative;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

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

.time {
    width: 120px;
    text-align: right;
    padding-right: 30px;
    color: #c00;
    font-weight: bold;
    font-size: 18px;
}

.timeline-item:nth-child(odd) .time {
    text-align: left;
    padding-right: 0;
    padding-left: 30px;
}

.content {
    width: 50%;
    padding: 20px;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: relative;
}

.content:before {
    content: '';
    position: absolute;
    top: 20px;
    width: 20px;
    height: 20px;
    background: #c00;
    border-radius: 50%;
}

.timeline-item:nth-child(odd) .content:before {
    left: -40px;
}

.timeline-item:nth-child(even) .content:before {
    right: -40px;
}

.content h3 {
    font-size: 20px;
    color: #333;
    margin-bottom: 10px;
}

.content p {
    color: #666;
    line-height: 1.6;
}

/* 团队介绍 */
.team-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.team-card {
    background: #fff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.team-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.member-photo {
    height: 300px;
}

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

.member-info {
    padding: 20px;
    text-align: center;
}

.member-info h3 {
    font-size: 20px;
    margin-bottom: 5px;
}

.title {
    color: #c00;
    font-size: 16px;
    margin-bottom: 10px;
}

.desc {
    color: #666;
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 15px;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 15px;
}

.social-links a {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: #f5f5f5;
    color: #666;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: #c00;
    color: #fff;
}

/* 联系方式 */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 20px;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.info-item i {
    font-size: 32px;
    color: #c00;
}

.info-item .text h3 {
    font-size: 18px;
    margin-bottom: 10px;
}

.info-item .text p {
    color: #666;
    line-height: 1.6;
}

.contact-map {
    background: #fff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.contact-map img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 合作伙伴 */
.partner-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.partner-card {
    background: #fff;
    border-radius: 10px;
    padding: 20px;
    text-align: center;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.partner-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.partner-card img {
    width: 120px;
    height: 120px;
    object-fit: contain;
    margin-bottom: 15px;
}

.partner-card h3 {
    font-size: 18px;
    margin-bottom: 5px;
}

.partner-card p {
    color: #666;
    font-size: 14px;
}