/* 关于我们页面样式 */
.about-header {
    width: 100%;
    height: 380px;
    padding: 85px 0;
    padding-left: 280px;
    text-align: left;
    background-image: url('../images/about-1.png');
    background-size: cover;
    background-position: center;
    color: white;
}

.about-header h1 {
    font-size: 100px;
    margin-bottom: 10px;
}

.about-header p {
    font-size: 48px;
}

.company-intro {
    padding: 80px 0;
    background-color: white;
}

.company-intro p {
    max-width: 1360px;
    margin: 0 auto;
    font-size: 16px;
    line-height: 1.5;
    color: #222;
    text-align: justify;
    text-indent: 2em;
}

.company-intro h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 48px;
    color: #222;
}

.company-intro h2::after {
    content: "";
    display: block;
    width: 180px;
    height: 4px;
    background-color: #FBE6C0;
    margin: 0 auto;
}

.mission-vision {
    padding: 80px 0;
    background-color: #f9f9f9;
    text-align: center;
}

.mission-vision h2 {
    margin-bottom: 12px;
    font-size: 48px;
    color: #222;
}

.mission-vision .container > p {
    margin-bottom: 60px;
    font-size: 32px;
    color: #222;
}

.mission-vision-grid {
    display: flex;
    justify-content: center;
    gap: 25px;
    margin-bottom: 60px;
}

.mission-vision-item {
    text-align: left;
    width: 433px;
    height: 437px;
}

.mission-vision-item-1{
    background-image: url('../images/about-2.png');
    background-size: cover;
    background-position: center;
}

.mission-vision-item-2{ 
    background-image: url('../images/about-3.png');
    background-size: cover;
    background-position: center;
}

.mission-vision-item-3{ 
    background-image: url('../images/about-5.png');
    background-size: cover;
    background-position: center;
    overflow: hidden;
}

.mission-vision-item img {
    width: 340px;
    height: 258px;
}

.mission-vision-img-1{
    margin: 28px 46px 14px;
}

.mission-vision-item .mission-vision-img-2{
    height: 330px;
    margin: 9px 50px 0;
}

.mission-vision-item h3 {
    font-size: 32px;
    color: #222;
    margin: 25px 0 0 32px;
}

.mission-vision-item p {
    font-size: 16px;
    color: #222;
    margin: 17px 32px 0 32px;
}

.mission-statement {
    width: 100%;
    height: 320px;
    background-image: url('../images/about-7.png');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 40px;
}

.mission-statement h3 {
    font-size: 48px;
    color: #fff;
}

.mission-statement p {
    font-size: 24px;
    color: #fff;
}

.service-network {
    width: 100%;
    padding: 80px 0;
    background-image: url('../images/about-8.png');
    background-size: cover;
    background-position: center;
}

.service-network h2 {
    text-align: center;
    margin-bottom: 20px;
    font-size: 48px;
    color: #222;
}

.service-network .container > p {
    text-align: center;
    margin-bottom: 21px;
    font-size: 32px;
    color: #AAA;
    margin-left: auto;
    margin-right: auto;
}

.service-network .container > h3 {
    text-align: center;
    font-size: 26px;
    color: #222;
    margin-bottom:40px;
}

.network-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 60px;
    max-width: 1200px;
    margin: 0 auto;
}

.network-info {
    flex: 1;
    text-align: left;
}

.network-info h3 {
    font-size: 24px;
    color: #333;
    margin-bottom: 15px;
}

.network-info p {
    font-size: 20px;
    color: #666;
    line-height: 1.6;
    margin-bottom: 20px;
}

.network-stats {
    display: flex;
    gap: 60px;
    margin-bottom: 20px;
}

.stat-item {
    text-align: left;
}

.stat-item h4 {
    font-size: 20px;
    color: #222;
    margin-bottom: 10px;
    font-weight: normal;
}

.stat-item .stat-number {
    font-size: 72px;
    color: #222;
    margin: 0;
    font-weight: bold;
}

.response-speed {
    margin-bottom: 26px;
}

.service-system {
    width: 520px;
    height: 120px;
    background-color: #fff;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.service-system h3 {
    margin-top: 20px;
    text-align: center;
}

.service-checklist {
    display: flex;
    gap: 35px;
}

.check-item {
    display: flex;
    gap: 10px;
}

.checkmark {
    color: #BE0110;
    font-weight: bold;
}

.network-map {
    flex: 1;
    text-align: center;
    padding-top: 50px;
    position: relative;
}

.network-map img {
    max-width: 100%;
    height: auto;
    max-height: 600px;
}

.network-map .small-map {
    position: absolute;
    bottom: -30px;
    right: -15px;
    width: 77px;
    height: 127px;
}

.partners-section {
    padding: 60px 0;
    background-color: #ffffff;
    text-align: center;
}

.partners-section h2 {
    margin-bottom: 10px;
    font-size: 48px;
    color: #222;
}

.partners-section > p {
    margin-bottom: 60px;
    font-size: 32px;
    color: #aaa;
}

.partners-section .container {
    width: 1360px;
    height: 467px;
    background-image: url('../images/矩形 56.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.contact-section {
    padding: 80px 0;
    background-color: white;
}

.contact-section h2 {
    text-align: center;
    margin-bottom: 60px;
    font-size: 48px;
    color: #222;
}

.contact-section h2::after {
    content: "";
    display: block;
    width: 185px;
    height: 4px;
    background-color: #FBE6C0;
    margin: 0 auto;
}

.contact-content {
    display: flex;
    justify-content: space-between;
    gap: 40px;
    max-width: 1360px;
    margin: 0 auto;
}

.contact-map {
    flex: 1;
}

.contact-map img {
    width: 100%;
    height: auto;
    object-fit: cover;
    border-radius: 8px;
}

.contact-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    gap: 10px;
}

.contact-item {
    display: flex;
    flex-direction: column;
}

.contact-item h3 {
    font-size: 18px;
    color: #222;
    font-weight: normal;
    margin: 0;
}

.contact-item p {
    font-size: 18px;
    color: #222;
    margin: 0;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .about-header {
        height: auto;
        padding: 40px 20px;
        text-align: center;
    }

    .about-header h1 {
        font-size: 36px;
    }

    .about-header p {
        font-size: 24px;
    }

    .service-network{
        padding: 0 20px;
    }

    .company-intro{
        padding: 40px 16px;
    }

    .company-intro h2,
    .mission-vision h2,
    .service-network h2,
    .partners-section h2,
    .contact-section h2 {
        font-size: 28px;
    }

    .mission-vision .container > p,
    .service-network .container > p,
    .partners-section > p {
        font-size: 18px;
    }

    .mission-vision-grid {
        align-items: center;
        gap: 10px;
        padding: 0 10px;
    }
    
    .mission-vision-item {
        width: 90%;
        max-width: 400px;
    }

    .mission-vision-item img {
        width: 100%;
        height: auto;
    }

    .mission-vision-img-1 {
        margin: 0;
    }

    .mission-vision-item .mission-vision-img-2 {
        height: 420px;
        margin-left: -62px;
        margin-top: -5px;
        width: 300px;
    }

    .mission-vision-item h3 {
        margin: 20px 15px 0;
    }

    .mission-vision-item p {
        margin: 10px 15px 0;
    }

    .mission-statement h3 {
        font-size: 28px;
        text-align: center;
    }

    .mission-statement p {
        font-size: 16px;
        text-align: center;
        padding: 0 20px;
    }

    .network-stats {
        gap: 40px;
    }

    .stat-item .stat-number {
        font-size: 48px;
    }

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

    .contact-content {
        flex-direction: column;
    }

    .contact-info {
        padding: 0 20px;
        gap: 20px;
    }

    .contact-item {
        font-size: 16px;
    }

    .partners-section .container {
        width: 95%;
        height: auto;
    }

    .network-content {
        flex-direction: column;
        gap: 30px;
    }

    .network-info {
        width: 100%;
    }

    .network-info p {
        font-size: 14px;
    }

    .network-map {
        padding-top: 0;
        width: 100%;
    }

    .network-map img {
        max-height: 300px;
    }

    .network-map .small-map {
        position: absolute;
        bottom: 20px;
        right: 30%;
        width: 20px;
        height: 32px;
    }

    .service-system {
        width: 100%;
        height: auto;
        padding: 20px;
    }

    .service-checklist {
        flex-wrap: wrap;
        justify-content: center;
        gap: 15px;
    }
}

@media (max-width: 480px) {
    .about-header h1 {
        font-size: 28px;
    }

    .about-header p {
        font-size: 18px;
    }

    .company-intro h2,
    .mission-vision h2,
    .service-network h2,
    .partners-section h2,
    .contact-section h2 {
        font-size: 24px;
    }

    .mission-vision-item h3 {
        font-size: 20px;
    }

    .stat-item .stat-number {
        font-size: 28px;
    }

    .network-map .small-map{
        position: absolute;
        bottom: 0;
        right: 27%;
        width: 20px;
        height: 32px;
    }
}