/* 关于我们页面 */
.about-main-content {
    padding: 80px 0 60px;
    background-color: #fff;
}

.section-title {
    text-align: center;
    font-size: 2.2rem;
    color: #2615a3;
    margin-bottom: 40px;
    position: relative;
    padding-bottom: 15px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: #0bddd6;
}

.company-intro {
    margin-bottom: 60px;
    padding: 40px;
    background-color: #f8f9fa;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.company-intro p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #333;
    text-align: justify;
    margin-bottom: 20px;
}

.highlight {
    color: #2615a3;
    font-weight: bold;
}

.stats-section {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    margin: 60px 0;
    padding: 40px 0;
    background-color: #f0f8ff;
    border-radius: 10px;
}

.stat-item {
    text-align: center;
    padding: 20px;
    min-width: 200px;
}

.stat-number {
    font-size: 3rem;
    font-weight: bold;
    color: #2615a3;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 1.1rem;
    color: #666;
}

.values-section {
    margin: 60px 0;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.value-card {
    background-color: #fff;
    padding: 30px;
    width: 250px;
    height: 400px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

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

.value-title {
    font-size: 1.4rem;
    color: #2615a3;
    margin-bottom: 0;
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
}

.value-card:hover .value-title {
    margin-bottom: 15px;
    transform: translateY(-20px);
}

.value-desc {
    color: #666;
    line-height: 1.6;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
    position: absolute;
    bottom: 30px;
    left: 30px;
    right: 30px;
    font-size: 0.95rem;
}

.value-card:hover .value-desc {
    opacity: 1;
    transform: translateY(-50px);
}

.value-card:nth-child(1):hover {
    background-color: rgba(21, 163, 149, 0.3);
}

.value-card:nth-child(2):hover {
    background-color: rgba(21, 163, 149, 0.3);
}

.value-card:nth-child(3):hover {
    background-color: rgba(21, 163, 149, 0.3);
}

.value-card:nth-child(4):hover {
    background-color: rgba(21, 163, 149, 0.3);
}

.team-section {
    margin: 60px 0;
    padding: 40px 0;
    background-color: #f8f9fa;
    border-radius: 10px;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.team-member {
    background-color: #fff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

.team-member:hover {
    transform: translateY(-5px);
}

.member-photo {
    height: 250px;
    background-color: #e9ecef;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #666;
    font-size: 1.2rem;
}

.member-info {
    padding: 25px;
    text-align: center;
}

.member-name {
    font-size: 1.3rem;
    color: #2615a3;
    margin-bottom: 5px;
}

.member-position {
    color: #0bddd6;
    font-weight: 500;
    margin-bottom: 15px;
}

.member-desc {
    color: #666;
    font-size: 0.95rem;
    line-height: 1.6;
}

.history-section {
    margin: 60px 0;
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 40px auto 0;
}

.timeline::before {
    content: '';
    position: absolute;
    height: 0;
    left: 50%;
    transform: translateX(-50%);
    transition: height 1.5s ease 0.3s;
    width: 2px;
    height: 100%;
    background-color: #0bddd6;
}

.timeline.animated::before {
    height: 100%;
}

.timeline-item {
    position: relative;
    margin-bottom: 50px;
    width: 100%;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
    animation-delay: calc(var(--delay-index) * 0.2s);
}

.timeline-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-left: 0;
    margin-right: calc(50% + 30px);
    text-align: right;
    transform: translateX(-30px);
}

.timeline-item:nth-child(even) .timeline-content {
    margin-left: calc(50% + 30px);
    margin-right: 0;
    text-align: left;
}

.timeline-item.visible .timeline-dot {
    transform: translateX(-50%) scale(1);
}

.timeline-item.visible .timeline-content {
    transform: translateX(0);
    opacity: 1;
}

.timeline-dot {
    position: absolute;
    left: 50%;
    transform: translateX(-50%) scale(0);
    transition: transform 0.6s ease;
    width: 20px;
    height: 20px;
    background-color: #0bddd6;
    border-radius: 50%;
    border: 4px solid #fff;
    z-index: 1;
}

.timeline-content {
    padding: 20px;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.08);
    position: relative;
    transform: translateX(30px);
    opacity: 0;
    transition: transform 0.6s ease, opacity 0.6s ease;
}

.timeline-year {
    font-size: 1.2rem;
    font-weight: bold;
    color: #2615a3;
    margin-bottom: 10px;
    position: relative;
    display: inline-block;
    padding: 5px 15px;
    background: linear-gradient(45deg, #2615a3, #0bddd6);
    color: white;
    border-radius: 20px;
    transform: scale(0.9);
    opacity: 0;
    transition: transform 0.4s ease 0.2s, opacity 0.4s ease 0.2s;
}

.timeline-item.visible .timeline-year {
    transform: scale(1);
    opacity: 1;
}

.timeline-content:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.timeline-item.visible .timeline-content:hover {
    transform: translateY(-5px);
}

.timeline-text {
    color: #666;
    line-height: 1.6;
}

.cta-section {
    text-align: center;
    padding: 80px 0;
    border-radius: 10px;
    width: 100%;
    position: relative;
    background: linear-gradient(-45deg, #2615a3, #0bddd6, #2615a3, #15a395);
    background-size: 400% 400%;
    animation: gradientFlow 15s ease infinite;
}

@keyframes gradientFlow {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.cta-title {
    font-size: 2.2rem;
    margin-bottom: 20px;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.3);
}

.cta-text {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 40px;
    line-height: 1.7;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.cta-button {
    display: inline-block;
    background-color: white;
    color: #2615a3;
    padding: 15px 40px;
    border-radius: 30px;
    font-weight: bold;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    border: 2px solid white;
    text-decoration: none;
    margin: 0 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.cta-button:hover {
    background-color: transparent;
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

@keyframes flowGradient {
    0% {
        transform: translateX(-50%);
    }
    100% {
        transform: translateX(0%);
    }
}

.cta-section > .container {
    position: relative;
    z-index: 2;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .about-hero-content h1 {
        font-size: 2.2rem;
    }
    
    .about-hero-content p {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .company-intro {
        padding: 25px;
    }
    
    .stat-item {
        min-width: 150px;
        margin-bottom: 20px;
    }
    
    .stat-number {
        font-size: 2.2rem;
    }
    
    .timeline::before {
        left: 30px;
    }
    
    .timeline-item:nth-child(odd) .timeline-content,
    .timeline-item:nth-child(even) .timeline-content {
        margin-left: 60px;
        margin-right: 0;
        text-align: left;
    }
    
    .timeline-dot {
        left: 30px;
    }
    
    .cta-title {
        font-size: 1.8rem;
    }
    
    .cta-text {
        font-size: 1rem;
        padding: 0 20px;
    }
    
    .cta-button {
        display: block;
        margin: 10px auto;
        width: 80%;
    }

    .value-card {
        height: auto;
        min-height: 100px;
        padding: 25px 20px;
    }
    
    .value-card:hover {
        height: auto;
        min-height: 180px;
    }
    
    .value-desc {
        position: relative;
        bottom: auto;
        left: auto;
        right: auto;
        margin-top: 15px;
    }
}