/* 联盟概况页面样式 */

/* 主体内容区域样式 */
.about-content {
    padding: 40px 0;
    background-color: #fff;
}

.page-title {
    text-align: center;
    margin-bottom: 40px;
    position: relative;
}

.page-title h1 {
    color: #333;
    font-size: 32px;
    font-weight: 600;
    margin: 0;
    padding-bottom: 15px;
    position: relative;
}

.page-title h1:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(to right, #4080ff, #65a5ff);
}

.content-box {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.05);
    padding: 30px;
    margin-bottom: 40px;
}

/* 介绍页面样式 */
.intro-banner {
    margin-bottom: 40px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.intro-section {
    margin-bottom: 40px;
}

.intro-section h2 {
    color: #333;
    font-size: 24px;
    font-weight: 500;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid #eee;
    position: relative;
}

.intro-section h2:before {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 60px;
    height: 3px;
    background: #4080ff;
}

.intro-section p {
    color: #555;
    line-height: 1.8;
    font-size: 16px;
    margin-bottom: 15px;
}

.intro-list {
    padding-left: 20px;
}

.intro-list li {
    color: #555;
    line-height: 1.8;
    font-size: 16px;
    margin-bottom: 10px;
    position: relative;
    padding-left: 15px;
    list-style-type: none;
}

.intro-list li:before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 6px;
    height: 6px;
    background: #4080ff;
    border-radius: 50%;
}

/* 时间线样式 */
.timeline {
    position: relative;
    padding-left: 60px;
    margin-top: 30px;
}

.timeline:before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 20px;
    width: 2px;
    background: linear-gradient(to bottom, #4080ff, #65a5ff);
    border-radius: 1px;
}

.timeline-item {
    position: relative;
    margin-bottom: 35px;
    padding-top: 35px;
}

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

.timeline-year {
    position: absolute;
    left: -60px;
    top: 0;
    width: 40px;
    height: 40px;
    background: #4080ff;
    border-radius: 50%;
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    box-shadow: 0 2px 8px rgba(64, 128, 255, 0.4);
}

.timeline-year:before {
    content: attr(data-year);
    position: absolute;
    left: 50px;
    width: 80px;
    top: 10px;
    color: #333;
    font-weight: 600;
    font-size: 16px;
}

.timeline-content {
    background: linear-gradient(145deg, #ffffff, #f8f9fa);
    border-radius: 10px;
    padding: 20px 25px;
    box-shadow: 0 3px 12px rgba(0, 0, 0, 0.05);
    border: 1px solid #eaeaea;
    position: relative;
}

.timeline-content:before {
    content: '';
    position: absolute;
    left: -12px;
    top: 15px;
    width: 0;
    height: 0;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
    border-right: 12px solid #f8f9fa;
    z-index: 1;
}

.timeline-content h3 {
    margin-top: 0;
    margin-bottom: 12px;
    color: #4080ff;
    font-size: 18px;
    font-weight: 600;
}

.timeline-content p {
    margin: 0;
    color: #555;
    line-height: 1.6;
    font-size: 15px;
}

/* 优势网格布局 */
.advantage-grid {
    display: flex;
    flex-direction: column;
    gap: 25px;
    margin-top: 30px;
    width: 100%;
}

.advantage-item {
    display: flex;
    align-items: center;
    background: linear-gradient(145deg, #ffffff, #f5f8ff);
    border-radius: 12px;
    padding: 25px 30px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(64, 128, 255, 0.1);
    overflow: hidden;
    position: relative;
    width: 100%;
}

.advantage-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(64, 128, 255, 0.2);
}

.advantage-item:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background: #4080ff;
    opacity: 0.8;
}

.advantage-icon {
    flex: 0 0 80px;
    height: 80px;
    color: #4080ff;
    margin-right: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(64, 128, 255, 0.1);
    border-radius: 50%;
    transition: all 0.3s ease;
}

.advantage-item:hover .advantage-icon {
    background-color: rgba(64, 128, 255, 0.2);
    transform: scale(1.05);
}

.advantage-info {
    flex: 1;
}

.advantage-info h3 {
    color: #333;
    font-size: 20px;
    margin-top: 0;
    margin-bottom: 12px;
    font-weight: 600;
    position: relative;
    padding-bottom: 8px;
}

.advantage-info h3:after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 2px;
    background: #4080ff;
}

.advantage-info p {
    color: #555;
    margin: 0;
    line-height: 1.6;
    font-size: 15px;
}

/* 章程和细则页面样式 */
.charter-section {
    margin-bottom: 40px;
}

.charter-section h2 {
    color: #333;
    font-size: 22px;
    margin-bottom: 15px;
    font-weight: 500;
}

.charter-section h3 {
    color: #444;
    font-size: 18px;
    margin: 25px 0 15px;
    font-weight: 500;
}

.charter-section p {
    color: #555;
    line-height: 1.8;
    margin-bottom: 15px;
}

.charter-section ol, .charter-section ul {
    padding-left: 20px;
    margin-bottom: 20px;
}

.charter-section li {
    color: #555;
    line-height: 1.8;
    margin-bottom: 10px;
}

/* 组织架构页面样式 */
.structure-overview {
    margin-bottom: 40px;
    text-align: center;
}

.structure-diagram {
    max-width: 100%;
    margin: 30px auto;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.structure-item {
    margin-bottom: 40px;
}

.structure-title {
    color: #333;
    font-size: 20px;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid #eee;
    font-weight: 500;
}

.structure-intro {
    color: #555;
    line-height: 1.8;
    margin-bottom: 20px;
}

.member-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.member-item {
    background: #f8f8f8;
    border-radius: 6px;
    padding: 15px;
    display: flex;
    align-items: center;
}

.member-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    overflow: hidden;
    margin-right: 15px;
    background: #e0e0e0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #999;
    font-size: 12px;
}

.member-info h4 {
    margin: 0 0 5px;
    color: #333;
    font-size: 16px;
}

.member-info p {
    margin: 0;
    color: #666;
    font-size: 14px;
}

/* 会费管理页面样式 */
.fee-table {
    width: 100%;
    border-collapse: collapse;
    margin: 25px 0;
}

.fee-table th, .fee-table td {
    border: 1px solid #ddd;
    padding: 12px 15px;
    text-align: center;
}

.fee-table th {
    background-color: #f2f5fc;
    color: #333;
    font-weight: 500;
}

.fee-table tr:nth-child(even) {
    background-color: #f9f9f9;
}

.fee-table tr:hover {
    background-color: #f2f2f2;
}

.fee-notes {
    background-color: #f8f9fa;
    border-left: 4px solid #4080ff;
    padding: 15px;
    margin-top: 20px;
    border-radius: 0 4px 4px 0;
}

.fee-notes h3 {
    margin-top: 0;
    color: #333;
    font-size: 18px;
}

.fee-notes p {
    margin-bottom: 10px;
    color: #555;
}

/* 知识产权协议页面样式 */
.ip-section {
    margin-bottom: 40px;
}

.ip-section h2 {
    color: #333;
    font-size: 22px;
    margin-bottom: 15px;
    font-weight: 500;
}

.ip-section p {
    color: #555;
    line-height: 1.8;
    margin-bottom: 15px;
}

.ip-principles {
    background-color: #f8f8f8;
    border-radius: 8px;
    padding: 25px;
    margin: 30px 0;
}

.ip-principles h3 {
    color: #333;
    font-size: 18px;
    margin-top: 0;
    margin-bottom: 15px;
}

.ip-principles ul {
    padding-left: 20px;
    margin-bottom: 0;
}

.ip-principles li {
    color: #555;
    line-height: 1.8;
    margin-bottom: 10px;
}

.ip-note {
    background-color: #fff8e6;
    border-left: 4px solid #ffcc00;
    padding: 15px;
    margin: 20px 0;
    border-radius: 0 4px 4px 0;
}

.ip-note p {
    margin: 0;
    color: #555;
}

/* 媒体查询调整 */
@media (max-width: 1200px) {
    .advantage-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

@media (max-width: 992px) {
    .advantage-grid {
        grid-template-columns: 1fr;
        max-width: 100%;
    }
    
    .member-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .content-box {
        padding: 20px;
    }
    
    .page-title h1 {
        font-size: 26px;
    }
    
    .intro-section h2 {
        font-size: 22px;
    }
    
    .advantage-item {
        flex-direction: column;
        text-align: center;
        padding: 25px 20px;
    }
    
    .advantage-item:before {
        width: 100%;
        height: 5px;
        top: 0;
        left: 0;
    }
    
    .advantage-icon {
        margin-right: 0;
        margin-bottom: 20px;
    }
    
    .advantage-info h3:after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .timeline {
        padding-left: 40px;
    }
    
    .timeline-item {
        padding-top: 30px;
    }
    
    .timeline-year {
        left: -40px;
        width: 30px;
        height: 30px;
        font-size: 14px;
    }
    
    .timeline-year:before {
        left: 40px;
        width: 70px;
        font-size: 14px;
    }
    
    .timeline-content {
        padding: 15px 20px;
    }
    
    .timeline-content h3 {
        font-size: 16px;
    }
    
    .timeline-content p {
        font-size: 14px;
    }
}