/* 关于我们页面样式 */
.about-hero {
    height: 400px;
    background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url('../../images/about-bg.png');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    text-align: center;
}

.about-hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.about-hero p {
    font-size: 1.2rem;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}

.about-container {
    max-width: 1200px;
    margin: 3rem auto;
    padding: 0 1rem;
}

.about-section {
    margin-bottom: 4rem;
}

.about-section h2 {
    color: #2c3e50;
    font-size: 2rem;
    margin-bottom: 2rem;
    text-align: center;
}

.company-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.intro-content {
    color: #34495e;
    line-height: 1.8;
}

.intro-content p {
    margin-bottom: 1.5rem;
}

.intro-image {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.intro-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

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

.value-card {
    background: #fff;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    text-align: center;
    transition: transform 0.3s ease;
}

.value-card:hover {
    transform: translateY(-5px);
}

.value-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1.5rem;
    background: #e74c3c;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.5rem;
}

.value-card h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
}

.value-card p {
    color: #34495e;
    line-height: 1.6;
}

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

.team-member {
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

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

.member-image {
    height: 300px;
    overflow: hidden;
}

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

.member-info {
    padding: 1.5rem;
    text-align: center;
}

.member-info h3 {
    color: #2c3e50;
    margin-bottom: 0.5rem;
}

.member-position {
    color: #e74c3c;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.member-bio {
    color: #34495e;
    line-height: 1.6;
    margin-bottom: 1rem;
}

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

.social-link {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: #f5f6fa;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #2c3e50;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: #e74c3c;
    color: #fff;
}

.milestones {
    background: #f9f9f9;
    padding: 4rem 0;
    margin: 4rem 0;
}

.timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    padding: 2rem 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: #e74c3c;
    transform: translateX(-50%);
}

.timeline-item {
    margin-bottom: 3rem;
    position: relative;
    width: 50%;
}

.timeline-item:nth-child(even) {
    margin-left: 50%;
}

.timeline-content {
    background: #fff;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: relative;
    margin: 0 2rem;
}

.timeline-content::before {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    background: #e74c3c;
    border-radius: 50%;
    top: 50%;
    transform: translateY(-50%);
}

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

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

.timeline-year {
    color: #e74c3c;
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.timeline-title {
    color: #2c3e50;
    margin-bottom: 0.5rem;
}

.timeline-description {
    color: #34495e;
    line-height: 1.6;
}

.awards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    text-align: center;
}

.award-item {
    padding: 2rem;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.award-icon {
    font-size: 2.5rem;
    color: #e74c3c;
    margin-bottom: 1rem;
}

.award-title {
    color: #2c3e50;
    margin-bottom: 0.5rem;
}

.award-year {
    color: #95a5a6;
    font-size: 0.9rem;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .about-hero {
        height: 300px;
    }

    .about-hero h1 {
        font-size: 2rem;
    }

    .company-intro {
        grid-template-columns: 1fr;
    }

    .timeline::before {
        left: 0;
    }

    .timeline-item {
        width: 100%;
        margin-left: 0 !important;
    }

    .timeline-content {
        margin-left: 2rem;
        margin-right: 0;
    }

    .timeline-content::before {
        left: -40px !important;
    }
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.value-card,
.team-member,
.timeline-item,
.award-item {
    animation: fadeInUp 0.8s ease-out forwards;
}