/* 关于我们页面专用样式 */

/* 确保主要内容可见 */
main {
    min-height: 100vh;
    background-color: #fff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 公司介绍 */
.company-introduction {
    padding: 80px 0;
    background-color: #fff;
}

.company-introduction .section-header {
    text-align: center;
    margin-bottom: 60px;
}

.company-introduction .section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 20px;
}

.company-introduction .section-subtitle {
    font-size: 1.25rem;
    color: #6c757d;
    line-height: 1.6;
}

.company-introduction .intro-content {
    margin-bottom: 60px;
    width: 100%;
    max-width: 100%;
    display: block; /* 确保是块级显示 */
}

.company-introduction .intro-paragraph {
    margin-bottom: 30px;
}

.company-introduction .intro-paragraph p {
    font-size: 1.125rem;
    color: #6c757d;
    line-height: 1.8;
    text-align: justify;
}

/* 服务范围 */
.service-scope {
    margin-bottom: 60px;
}

.scope-title {
    font-size: 2rem;
    font-weight: 600;
    color: #333;
    text-align: center;
    margin-bottom: 40px;
}

.scope-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.scope-item {
    background-color: #fff;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.scope-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
    border-color: #1469c4;
}

.scope-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #1469c4 0%, #0f5aa0 100%);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 1.5rem;
    transition: all 0.3s ease;
}

.scope-item:hover .scope-icon {
    transform: scale(1.1);
    box-shadow: 0 5px 15px rgba(20, 105, 196, 0.4);
}

.scope-item h4 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 20px;
    text-align: center;
}

.scope-item ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.scope-item ul li {
    color: #6c757d;
    line-height: 1.6;
    margin-bottom: 8px;
    padding-left: 20px;
    position: relative;
}

.scope-item ul li::before {
    content: '•';
    color: #1469c4;
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* 公司优势 */
.company-advantages {
    margin-bottom: 60px;
}

.advantages-title {
    font-size: 2rem;
    font-weight: 600;
    color: #333;
    text-align: center;
    margin-bottom: 40px;
}

.advantages-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 30px;
}

.advantage-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    background-color: #fff;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.advantage-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.advantage-item .advantage-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #1469c4 0%, #0f5aa0 100%);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
    transition: all 0.3s ease;
}

.advantage-item:hover .advantage-icon {
    transform: scale(1.1);
    box-shadow: 0 5px 15px rgba(20, 105, 196, 0.4);
}

.advantage-item .advantage-content h4 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 15px;
}

.advantage-item .advantage-content p {
    color: #6c757d;
    line-height: 1.6;
    margin: 0;
}

/* 公司口号 */
.company-slogan {
    text-align: center;
    padding: 40px;
    background: linear-gradient(135deg, #1469c4 0%, #0f5aa0 100%);
    border-radius: 12px;
    color: #fff;
}

.company-slogan p {
    font-size: 1.5rem;
    font-weight: 600;
    line-height: 1.6;
    margin: 0;
}

/* 公司简介 */
.company-intro {
    padding: 80px 0;
    background-color: #fff;
}

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

.intro-text h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 25px;
}

.intro-description {
    font-size: 1.125rem;
    color: #6c757d;
    line-height: 1.7;
    margin-bottom: 40px;
}

.company-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.stat-item {
    text-align: center;
    padding: 20px;
    background-color: #f8f9fa;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
    background-color: #1469c4;
    color: #fff;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1469c4;
    margin-bottom: 10px;
    transition: color 0.3s ease;
}

.stat-item:hover .stat-number {
    color: #fff;
}

.stat-label {
    font-size: 1rem;
    font-weight: 500;
    color: #6c757d;
    transition: color 0.3s ease;
}

.stat-item:hover .stat-label {
    color: #fff;
}

.intro-image {
    text-align: center;
}

.intro-image img {
    width: 100%;
    max-width: 500px;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

/* 发展历程 */
.company-history {
    padding: 80px 0;
    background-color: #f8f9fa;
    display: none; /* 暂时隐藏 */
}

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

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(135deg, #1469c4 0%, #0f5aa0 100%);
    transform: translateX(-50%);
    z-index: 1;
}

.timeline-item {
    position: relative;
    margin-bottom: 50px;
    display: flex;
    align-items: center;
}

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

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

.timeline-year {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #1469c4 0%, #0f5aa0 100%);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    z-index: 2;
    box-shadow: 0 4px 20px rgba(20, 105, 196, 0.3);
}

.timeline-content {
    width: 45%;
    background-color: #fff;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-right: 55%;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-left: 55%;
}

.timeline-content:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.timeline-content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 15px;
}

.timeline-content p {
    color: #6c757d;
    line-height: 1.6;
    margin: 0;
}

/* 企业文化 */
.company-culture {
    padding: 80px 0;
    background-color: #fff;
}

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

.culture-item {
    text-align: center;
    padding: 40px 30px;
    background-color: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.culture-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.culture-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #1469c4 0%, #0f5aa0 100%);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 2rem;
}

.culture-item h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 15px;
}

.culture-item p {
    color: #6c757d;
    line-height: 1.6;
    margin: 0;
}

/* 团队介绍 */
.team-section {
    padding: 80px 0;
    background-color: #f8f9fa;
    display: none; /* 暂时隐藏 */
}

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

.team-member {
    background-color: #fff;
    padding: 40px 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.team-member:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.member-avatar {
    width: 120px;
    height: 120px;
    margin: 0 auto 25px;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid #f8f9fa;
    transition: border-color 0.3s ease;
}

.team-member:hover .member-avatar {
    border-color: #1469c4;
}

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

.member-name {
    font-size: 1.5rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
}

.member-title {
    font-size: 1.125rem;
    color: #1469c4;
    font-weight: 500;
    margin-bottom: 20px;
}

.member-description {
    color: #6c757d;
    line-height: 1.6;
    margin: 0;
}

/* 服务优势 */
.service-advantages {
    padding: 80px 0;
    background-color: #fff;
}

.advantages-grid {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: stretch;
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.advantage-card {
    flex: 1;
    background-color: #fff;
    padding: 30px 20px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border: 2px solid transparent;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 200px;
}

.advantage-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
    border-color: #1469c4;
}

.advantage-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #1469c4 0%, #0f5aa0 100%);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 1.5rem;
    transition: all 0.3s ease;
}

.advantage-card:hover .advantage-icon {
    transform: scale(1.1);
    box-shadow: 0 5px 15px rgba(20, 105, 196, 0.4);
}

.advantage-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 20px;
    transition: color 0.3s ease;
}

.advantage-card:hover .advantage-title {
    color: #1469c4;
}

.advantage-description {
    color: #6c757d;
    line-height: 1.6;
    font-size: 0.95rem;
    margin: 0;
}

/* 资质证书样式 */
.certificates-section {
    padding: 80px 0;
    background: #f8f9fa;
}

.certificates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.certificate-item {
    text-align: center;
    padding: 40px 30px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.certificate-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
}

.certificate-item h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #333;
}

.certificate-item p {
    color: #666;
    line-height: 1.6;
    margin: 0;
}

/* 合作伙伴样式 */
.partners-section {
    padding: 80px 0;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.partner-item {
    text-align: center;
    padding: 40px 30px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 2px solid transparent;
}

.partner-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    border-color: #667eea;
}

.partner-logo {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
}

.partner-item h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #333;
}

.partner-item p {
    color: #666;
    line-height: 1.6;
    margin: 0;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .intro-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .scope-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 25px;
    }
    
    .advantages-list {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .timeline::before {
        left: 30px;
    }
    
    .timeline-item {
        flex-direction: row !important;
        margin-left: 60px;
    }
    
    .timeline-year {
        left: 30px;
    }
    
    .timeline-content {
        width: 100%;
        margin: 0 !important;
    }
    
    .company-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .company-intro,
    .company-introduction,
    .company-history,
    .company-culture,
    .team-section,
    .service-advantages {
        padding: 60px 0;
    }
    
    .company-introduction .section-title {
        font-size: 2rem;
    }
    
    .company-introduction .intro-paragraph p {
        font-size: 1rem;
    }
    
    .scope-title,
    .advantages-title {
        font-size: 1.75rem;
    }
    
    .scope-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .scope-item {
        padding: 25px 20px;
    }
    
    .advantages-list {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .advantage-item {
        flex-direction: column;
        text-align: center;
        padding: 25px 20px;
    }
    
    .company-slogan {
        padding: 30px 20px;
    }
    
    .company-slogan p {
        font-size: 1.25rem;
    }
    
    .intro-text h2 {
        font-size: 2rem;
    }
    
    .company-stats {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .culture-grid,
    .team-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .advantages-grid {
        flex-direction: column;
        gap: 20px;
        padding: 0 15px;
    }
    
    .advantage-card {
        padding: 25px 20px;
        min-height: auto;
    }
    
    .timeline-content {
        padding: 25px 20px;
    }
    
    .team-member {
        padding: 30px 20px;
    }
}

@media (max-width: 480px) {
    .company-introduction .section-title {
        font-size: 1.75rem;
    }
    
    .company-introduction .intro-paragraph p {
        font-size: 0.95rem;
    }
    
    .scope-title,
    .advantages-title {
        font-size: 1.5rem;
    }
    
    .scope-item {
        padding: 20px 15px;
    }
    
    .scope-icon {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }
    
    .advantage-item {
        padding: 20px 15px;
    }
    
    .advantage-item .advantage-icon {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }
    
    .company-slogan {
        padding: 25px 15px;
    }
    
    .company-slogan p {
        font-size: 1.1rem;
    }
    
    .intro-text h2 {
        font-size: 1.75rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .timeline-year {
        width: 60px;
        height: 60px;
        font-size: 1.25rem;
    }
    
    .member-avatar {
        width: 100px;
        height: 100px;
    }
    
    .advantages-grid {
        gap: 15px;
        padding: 0 10px;
    }
    
    .advantage-card {
        padding: 20px 15px;
    }
    
    .advantage-icon {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }
    
    .advantage-title {
        font-size: 1.1rem;
    }
    
    .advantage-description {
        font-size: 0.9rem;
    }
}

/* 动画效果 */
.timeline-item,
.culture-item,
.team-member,
.certificate-item,
.partner-item,
.scope-item,
.advantage-item {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

.timeline-item.fade-in-up,
.culture-item.fade-in-up,
.team-member.fade-in-up,
.certificate-item.fade-in-up,
.partner-item.fade-in-up,
.scope-item.fade-in-up,
.advantage-item.fade-in-up {
    opacity: 1;
    transform: translateY(0);
}

/* 触摸设备优化 */
@media (hover: none) {
    .timeline-content:hover {
        transform: none;
    }
    
    .culture-item:hover,
    .team-member:hover,
    .advantage-card:hover {
        transform: none;
    }
}

/* 打印样式 */
@media print {
    .timeline::before {
        display: none;
    }
    
    .timeline-year {
        border: 2px solid #000;
        background: none;
        color: #000;
    }
    
    .timeline-content,
    .culture-item,
    .team-member,
    .advantage-card,
    .certificate-item,
    .partner-item {
        box-shadow: none;
        border: 1px solid #ccc;
        break-inside: avoid;
    }
}