/* 页面标题 */
.page-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 60px 0;
    text-align: center;
}

.page-header h1 {
    font-size: 48px;
    margin-bottom: 15px;
    font-weight: bold;
}

.page-header p {
    font-size: 18px;
    opacity: 0.9;
}

/* 通用区块样式 */
section {
    padding: 60px 0;
}

.section-title {
    text-align: center;
    font-size: 32px;
    color: #333;
    margin-bottom: 40px;
    font-weight: 600;
}

/* 公司简介 */
.company-intro {
    background: #fff;
}

.intro-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.intro-text h2 {
    color: #333;
    font-size: 28px;
    margin-bottom: 25px;
    font-weight: 600;
}

.intro-text p {
    color: #666;
    line-height: 1.8;
    margin-bottom: 15px;
    font-size: 16px;
}

.intro-image {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.intro-image img {
    width: 100%;
    height: auto;
    display: block;
}

/* 企业文化 */
.company-culture {
    background: #f8f9fa;
}

.culture-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.culture-item {
    background: #fff;
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
}

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

.culture-icon {
    font-size: 50px;
    color: #e74c3c;
    margin-bottom: 20px;
}

.culture-item h3 {
    color: #333;
    font-size: 20px;
    margin-bottom: 15px;
    font-weight: 600;
}

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

/* 发展历程 */
.company-timeline {
    background: #fff;
}

.timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: #e74c3c;
}

.timeline-item {
    display: flex;
    justify-content: flex-end;
    padding-right: 30px;
    position: relative;
    margin-bottom: 50px;
}

.timeline-item:nth-child(even) {
    justify-content: flex-start;
    padding-right: 0;
    padding-left: 30px;
}

.timeline-item::before {
    content: '';
    position: absolute;
    right: -8px;
    top: 0;
    width: 16px;
    height: 16px;
    background: #e74c3c;
    border-radius: 50%;
    border: 3px solid #fff;
    box-shadow: 0 0 0 3px #e74c3c;
}

.timeline-item:nth-child(even)::before {
    right: auto;
    left: -8px;
}

.timeline-year {
    position: absolute;
    right: -100px;
    top: 0;
    width: 80px;
    height: 80px;
    background: #e74c3c;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: bold;
    box-shadow: 0 5px 15px rgba(231, 76, 60, 0.3);
}

.timeline-item:nth-child(even) .timeline-year {
    right: auto;
    left: -100px;
}

.timeline-content {
    background: #f8f9fa;
    padding: 25px;
    border-radius: 10px;
    max-width: 400px;
    position: relative;
}

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

.timeline-item:nth-child(even) .timeline-content::before {
    right: auto;
    left: -10px;
    border-left: none;
    border-right: 10px solid #f8f9fa;
}

.timeline-content h3 {
    color: #333;
    font-size: 18px;
    margin-bottom: 10px;
    font-weight: 600;
}

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

/* 团队介绍 */
.team-section {
    background: #f8f9fa;
}

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

.team-member {
    background: #fff;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: all 0.3s;
}

.team-member:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.15);
}

.member-photo {
    height: 280px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

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

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

.member-info h3 {
    color: #333;
    font-size: 20px;
    margin-bottom: 5px;
    font-weight: 600;
}

.member-title {
    color: #e74c3c;
    font-size: 14px;
    margin-bottom: 15px;
    font-weight: 500;
}

.member-bio {
    color: #666;
    line-height: 1.6;
    font-size: 14px;
}

/* 合作伙伴 */
.partners-section {
    background: #fff;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.partner-item {
    background: #f8f9fa;
    border-radius: 10px;
    padding: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    filter: grayscale(100%);
    opacity: 0.7;
}

.partner-item:hover {
    filter: grayscale(0%);
    opacity: 1;
    transform: scale(1.05);
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.partner-item img {
    max-width: 100%;
    height: auto;
}

/* 联系我们CTA */
.contact-cta {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    text-align: center;
}

.cta-content h2 {
    font-size: 36px;
    margin-bottom: 15px;
    font-weight: 600;
}

.cta-content p {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.9;
}

.cta-content .btn-primary {
    display: inline-block;
    background: #fff;
    color: #667eea;
    padding: 15px 40px;
    border-radius: 30px;
    font-weight: bold;
    font-size: 16px;
    transition: all 0.3s;
}

.cta-content .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .intro-content {
        grid-template-columns: 1fr;
    }

    .timeline::before {
        left: 30px;
    }

    .timeline-item,
    .timeline-item:nth-child(even) {
        padding-left: 80px;
        padding-right: 0;
        justify-content: flex-start;
    }

    .timeline-item::before,
    .timeline-item:nth-child(even)::before {
        left: 22px;
        right: auto;
    }

    .timeline-year,
    .timeline-item:nth-child(even) .timeline-year {
        left: 0;
        right: auto;
    }

    .timeline-content::before,
    .timeline-item:nth-child(even) .timeline-content::before {
        left: -10px;
        right: auto;
        border-left: none;
        border-right: 10px solid #f8f9fa;
    }
}

@media (max-width: 768px) {
    .page-header h1 {
        font-size: 36px;
    }

    .page-header p {
        font-size: 16px;
    }

    .section-title {
        font-size: 28px;
    }

    .intro-text h2 {
        font-size: 24px;
    }

    .culture-grid {
        grid-template-columns: 1fr;
    }

    .team-grid {
        grid-template-columns: 1fr;
    }

    .partners-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .cta-content h2 {
        font-size: 28px;
    }
}

@media (max-width: 480px) {
    .page-header {
        padding: 40px 0;
    }

    .page-header h1 {
        font-size: 28px;
    }

    section {
        padding: 40px 0;
    }

    .partners-grid {
        grid-template-columns: 1fr;
    }
}