/* 关于页面专用样式 */

/* 项目概述区域 */
.about-overview {
    padding: 80px 0;
    background: #fff;
    position: relative;
}

.overview-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.overview-text h2 {
    color: #2c5aa0;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    position: relative;
}

.overview-text h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 4px;
    background: linear-gradient(135deg, #2c5aa0, #1e3d72);
    border-radius: 2px;
}

.overview-text p {
    color: #666;
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.overview-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.overview-image {
    position: relative;
}

.overview-image img {
    width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.overview-image:hover img {
    transform: scale(1.02);
}

/* 项目使命区域 */
.mission-section {
    padding: 80px 0;
    background: #f8f9fa;
    position: relative;
}

.mission-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.mission-text h2 {
    color: #2c5aa0;
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.mission-statement {
    background: linear-gradient(135deg, #2c5aa0, #1e3d72);
    color: white;
    padding: 2rem;
    border-radius: 15px;
    margin: 2rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.mission-statement::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% { transform: rotate(0deg); }
    50% { transform: rotate(180deg); }
}

.mission-statement p {
    font-size: 1.8rem;
    font-weight: 600;
    margin: 0;
    position: relative;
    z-index: 1;
}

.mission-points {
    display: grid;
    gap: 1.5rem;
    margin-top: 2rem;
}

.mission-point {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.mission-point:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.mission-point i {
    color: #2c5aa0;
    font-size: 1.5rem;
    margin-top: 0.2rem;
}

.mission-point h3 {
    color: #333;
    margin: 0 0 0.5rem 0;
    font-size: 1.2rem;
}

.mission-point p {
    color: #666;
    margin: 0;
    line-height: 1.6;
}

.mission-image img {
    width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* 团队区域 */
.team-section {
    padding: 80px 0;
    background: #fff;
    position: relative;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.team-member {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.team-member::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(44, 90, 160, 0.1), transparent);
    transition: left 0.5s ease;
}

.team-member:hover::before {
    left: 100%;
}

.team-member:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.member-avatar {
    width: 80px;
    height: 80px;
    margin: 0 auto 1rem;
    background: linear-gradient(135deg, #2c5aa0, #1e3d72);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
}

.member-avatar i {
    color: white;
    font-size: 2.5rem;
}

.team-member h3 {
    color: #333;
    margin-bottom: 0.5rem;
    font-size: 1.3rem;
}

.member-title {
    color: #2c5aa0;
    font-weight: 600;
    margin-bottom: 1rem;
}

.member-bio {
    color: #666;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.member-social {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.member-social a {
    color: #2c5aa0;
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.member-social a:hover {
    color: #1e3d72;
    transform: scale(1.2);
}

.team-cta {
    text-align: center;
    margin-top: 4rem;
    padding: 3rem;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    border-radius: 15px;
}

.team-cta h3 {
    color: #2c5aa0;
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.team-cta p {
    color: #666;
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

/* 项目历程 */
.history-section {
    padding: 80px 0;
    background: #f8f9fa;
    position: relative;
}

.history-timeline {
    position: relative;
    max-width: 800px;
    margin: 3rem auto 0;
}

.history-timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, #2c5aa0, #1e3d72);
    transform: translateX(-50%);
    border-radius: 2px;
}

.timeline-node {
    display: flex;
    align-items: center;
    margin-bottom: 3rem;
    position: relative;
}

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

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

.timeline-year {
    background: linear-gradient(135deg, #2c5aa0, #1e3d72);
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 25px;
    font-weight: bold;
    font-size: 1.2rem;
    position: relative;
    z-index: 2;
    box-shadow: 0 5px 15px rgba(44, 90, 160, 0.3);
}

.timeline-content {
    flex: 1;
    padding: 2rem;
    background: white;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    margin: 0 2rem;
    position: relative;
    transition: all 0.3s ease;
}

.timeline-content:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.timeline-content h3 {
    color: #2c5aa0;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.timeline-content p {
    color: #666;
    line-height: 1.6;
    margin: 0;
}

/* 项目价值 */
.values-section {
    padding: 80px 0;
    background: #fff;
    position: relative;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.value-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.value-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #2c5aa0, #1e3d72);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.value-card:hover::before {
    transform: scaleX(1);
}

.value-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.value-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #2c5aa0, #1e3d72);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: all 0.3s ease;
}

.value-card:hover .value-icon {
    transform: scale(1.1) rotate(5deg);
}

.value-icon i {
    color: white;
    font-size: 1.8rem;
}

.value-card h3 {
    color: #333;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.value-card p {
    color: #666;
    line-height: 1.6;
    margin: 0;
}

/* 合作与支持 */
.support-section {
    padding: 80px 0;
    background: #f8f9fa;
}

.support-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.support-text p {
    color: #666;
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2rem;
}

.support-ways {
    display: grid;
    gap: 1.5rem;
    margin: 2rem 0;
}

.support-way {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.support-way:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.support-way i {
    color: #2c5aa0;
    font-size: 1.5rem;
    margin-top: 0.2rem;
}

.support-way h3 {
    color: #333;
    margin: 0 0 0.5rem 0;
    font-size: 1.2rem;
}

.support-way p {
    color: #666;
    margin: 0;
    line-height: 1.6;
}

.support-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.support-image img {
    width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* 响应式设计 */
@media (max-width: 992px) {
    .overview-content,
    .mission-content,
    .support-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .mission-content .mission-image {
        order: -1;
    }
    
    .timeline-node {
        flex-direction: column !important;
        text-align: center;
    }
    
    .timeline-content {
        margin: 1rem 0;
    }
    
    .history-timeline::before {
        display: none;
    }
}

@media (max-width: 768px) {
    .overview-text h2,
    .mission-text h2 {
        font-size: 2rem;
    }
    
    .mission-statement p {
        font-size: 1.4rem;
    }
    
    .overview-actions,
    .support-actions {
        flex-direction: column;
    }
    
    .team-grid {
        grid-template-columns: 1fr;
    }
    
    .values-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}