:root {
    --primary-color: #8828FF ;
    --secondary-color: #6F48C9;
    --background-color: #ffffff;
    --text-color: #333;
}
/* 全局样式 */
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.5;
    padding-top: 165px; /* 桌面端导航栏高度 */
}
ul{
    padding-left: 0;
    margin-bottom: 0;
}
li {
    list-style: none;
 }
/* 通用标题样式 */
.section-title {
    color: #20184E;
    font-weight: 600;
    margin-bottom: 48px;
    position: relative;
    text-align: center;
}
/* 通用图标样式 */
.contact-icon {
    width: 32px;
    height: 32px;
}
/* 通用文本样式 */
.contact-text {
    color: #20184E;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}
/* 公司介绍 */
.company-contact{
    /* 修改定位方式 */
    margin-top: -165px;
    /* 移除top属性 */
    padding: 360px 0 250px;
    background: url(../images/bg2.png) no-repeat top;
    background-size: auto;
    background-position: top;
}
/* 内容部分 */
.contact-section {
    position: relative;
    background: #fff;
    padding: 0 0 90px;
}
.contact-section::before {
    content: '';
    position: absolute;
    bottom: 0;
    background: url(../images/bg-img2.png) no-repeat bottom;
    width: 136px;
    height: 531px;
    z-index: 0;
}
.contact-section::after {
    content: '';
    position: absolute;
    top: 0;
    background: url(../images/bg-img1.png) no-repeat top;
    width: 168px;
    height: 531px;
    z-index: 0;
    right: 0px;
    background-size: 80%;
}
.bg-title{
    display: flex;
    flex-flow: row wrap;
    justify-content: space-around;
    align-items: flex-start;
    color: #fff;
}
.half-box{
    width: 50%;
}
.container-box-left{
    padding-right: 84px;
}
.section-title-text{
    margin-top: 36px;
    margin-bottom: 16px;
    font-weight: 600;
}
.section-title-text-en{
    font-size: 72px;
    line-height: 72px;
    font-weight: 600;
}
.section-title-other{
    margin-bottom: 100px;
    margin-top: 80px;
    text-align: justify;
}
.btn-big{
    padding: 16px 64px;
    border-radius: 50px;
    background: var(--primary-color);
    color: #fff;
}
.video-part{
    width: 640px;
    aspect-ratio: 16 / 9;
    position: relative;
}
/* 第二部分 */
.contact-section.one-bg::after{
    content: none;
}
.case-part01{
    margin-top: 110px;
}
.case-part01-title{
    color: #20184E;
    text-align: center;
    margin-top: 36px;
}
.case-part01-title h2{
    margin-bottom: 24px;
}
.list-two{
    margin-top: 88px;
    /* background: url(../images/card-bg.png) no-repeat center; */
    background-size: contain;
    text-align: center;
}
.list-two .list-card img{
    width: 100%;
    height: 100%;
}
.list-two ul{
    padding: 0;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 135px;
    flex-flow: row;
    height: auto;
}
.list-two .list-card{
    border-radius: 20px;
    height: 100%;
    flex: 1 1 0%;
    min-height: 0;
}
.list-card-img{
    margin: 0px auto;
    width: 100%;
    aspect-ratio: 353 / 189;
    border-radius: 20px;
    overflow: hidden;
}
.list-card-img img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.list-card p{
    line-height: 24px;
    color: #20184E;
    text-align: center;
    margin: 30px 0;
    padding: 0 16px;
}
/* 按钮样式 */
.backBtn{
    background: var(--primary-color);
    border-radius: 60px;
    padding: 12px 40px;
    color: #fff;
    border: none;
    box-shadow: none;
    text-align: center;
    margin-top: 48px;
}
/*第三部分 */
.other-bg{
    background: url(../images/other-bg.png) no-repeat center;
    background-size: cover;
    padding: 250px 0;
    background-position: top;
    margin-top: -210px;
}
.other-bg::before,.other-bg::after{
    content: none;
}
.case-part02{
    padding: 60px 0 30px;
    text-align: center;
}
.partner-list{
    margin-top: 80px;
}
.partner-list-item{
    width: 100%;
    display: flex;
    margin-bottom: 14px;
    justify-content: space-between;
    align-items: flex-start;
    gap: 135px;
    flex-flow: row;
    height: auto;
}
.partner-item-box{
    height: 100%;
    flex: 1 1 0%;
    min-height: 0;
    text-align: center;
    padding: 20px 80px;
}
.icon-size{
    width: 90px;
    height: 90px;
    margin: 0 auto;
}
.icon-size img{
    width: 100%;
    height: 100%;
    object-fit: contain;
}
.partner-item-box h3{
    color: #20184E;
    margin-top: 30px;
    font-weight: 600;
}
.partner-item-box p{
    margin-bottom: 0;
    line-height: 30px;
    color: var(--text-secondary);
    text-align: center;
    margin-top: 30px;
}
.case-part02 .backBtn{
    margin-top: 80px;
}
/* 第四部分 */
.list-bottom{
    aspect-ratio: 965 / 367;
    width: 965px;
    margin: 0 auto 80px;
}
.list-bottom img{
    width: 100%;
    height: 100%;
    object-fit: contain;
}
.zizhi-bg{
    margin-top: -170px;
    background: url(../images/card-bg.png) no-repeat top;
    background-size: contain;
    padding-top: 250px;
}
.zizhi-list{
    background: #fff;
    padding: 40px;
    box-shadow: 0px 6px 10px 0px rgb(121 45 213 / 10%);
}
.list-one ul{
    width: 100%;
    display: flex;
    justify-content: space-evenly;
    align-items: center;;
    gap: 80px;
    flex-flow: row;
    height: auto;
}
.list-one ul li{
    height: 100%;
    flex: 1 1 0%;
    min-height: 0;
    text-align: center;
    line-height: 30px;
    color: #20184E;
}
.list-one ul li h3{
    font-weight: 600;
    margin-bottom: 36px;
    color: #EBB702;
}
.list-one ul li img{
    width: 80%;
    aspect-ratio: 82 / 91;
    object-fit: cover;
}
/* 第五部分 */
.no-bg {
    background: #F9F9FB;
    padding: 0 0 70px;
}
.no-bg::after,.no-bg::before{
    content: none;
}
.case-part03 {
    padding: 60px 0 30px;
    text-align: center;
}
.title-img{
    width: 388px;
    aspect-ratio: 388 / 57;
    margin: 80px auto;
}
.title-img img{
    width: 100%;
    height: 100%;
    object-fit: contain;
}
.hardware-name-text{
    font-weight: 600;
    color: #20184E;
    position: relative;
    margin-bottom: 16px;
}
.hardware-name-text::after{
    content: '';
    display: block;
    width: 120px;
    height: 1px;
    background: #000;
    left: 0;
    position: absolute;
    margin-top: 28px;
}
.floor-one{
    margin-bottom: 90px;
}
.features-right{
    padding-top: 24px;
}
.bottom-text{
    margin-top: 36px;
}
.bottom-text ul{
    display: flex;
    flex-flow: row;
    justify-content: space-between;
    align-items: center;
}
.bottom-text ul li img{
    display: inline-block;
    margin-left: 20px;
    width: 90px;
    aspect-ratio: 3 / 1;
}
/* 会议门牌 */
/* 会议门牌及配件 */
/* 硬件菜单横向滚动 */
.hardware-menu {
    position: relative;
    display: flex;
    overflow-x: auto;
    overflow-y: hidden;
    scroll-behavior: smooth;
    gap: 20px;
    -webkit-overflow-scrolling: touch;
    border-bottom: 1px solid #ddd;
    justify-content: space-between;
    border-bottom: 1px solid #E1E1EB; /* 灰色分割线 */
    margin-top: 56px;
}

/* 新增选中效果 */
.hardware-menu-item.active .hardware-menu-link {
    color: #6909E1;
}
.hardware-menu-item.active {
    border-bottom: 2px solid #400E7F; /* 选中状态线条 */
}
.hardware-menu-link {
    color: #333;
    transition: color 0.3s ease;
}
.floor-padding{
    padding: 116px 0 140px;
}
.hardware-menu-item {
    flex-shrink: 0;
    width: 160px;
    transition: transform 0.3s ease;
}
.hardware-img{
    width: 160px;
    aspect-ratio: 3 / 2;
    margin-bottom: 1.5rem;
}
.hardware-menu-link img {
    width: 100%;
    height: 100%;
}

.hardware-menu-link p {
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-secondary);
}
.hardware-menu-item:hover p{
    color: #400E7F;
}
.hardware-menu-item.active p{
    color: #400E7F;
}
/* 门牌 */
.floor-two{
    margin-top: 56px;
}
.title-other{
    margin-bottom: 110px;
    color: #20184E;
    text-align: center;
    padding: 0 12%;
    line-height: 2.5rem;
}
.hardware-features{
    display: flex;
    flex-flow: row wrap;
    gap: 128px;
}
.features-left{
    width: 40%;
}
.features-right {
    width: 49%;
    text-align: left;
}
.perture-big{
    width: 100%;
    aspect-ratio: 3 / 2;
    padding: 24px;
}
.perture-big img{
    width: 100%;
    height: 100%;
    box-shadow: #792dd51a 0px 2px 10px;
}
.hardware-name{
    font-weight: 600;
    color: #20184E;
    position: relative;
    margin-bottom: 16px;
}
.hardware-name::after{
    content: '';
    display: block;
    width: 120px;
    height: 1px;
    background: #000;
    left: 0;
    position: absolute;
    margin-top: 76px;
}
.hardware-text-two{
    color: var(--text-secondary);
    line-height: 30px;
    margin: 60px 0 44px;
    text-align: justify;
}
/* 第六部分 */
.case-part04 {
    padding: 60px 0 30px;
    text-align: center;
}
.process{
    margin: 90px 0 0;
}
.process-list{
    display: flex;
    flex-flow: row;
    justify-content: space-between;
    gap: 133px;
}
.process-item{
    position: relative;
}
.process-item::before {
    content: '';
    display: block;
    background: url(../images/process-bg.png) no-repeat center;
    position: absolute;
    width: 300px;
    height: 300px;
    top: -50px;
    right: -100px;
}
.process-content{
    background: #fff;
    border-radius: 20px;
    padding: 36px;
    text-align: center;
    position: relative;
}
.process-content::after{
    content: "";
    position: absolute;
    top: 50%;
    right: -123px;
    width: 103px;
    height: 5px;
    background: linear-gradient(to right, #CC71B2, #782BD5);
    -webkit-mask: linear-gradient(90deg, #000 25%, transparent 0) repeat-x;
    -webkit-mask-size: calc(103px / 3) 100%;
    mask: linear-gradient(90deg, #000 25%, transparent 0) repeat-x;
    mask-size: calc(103px / 3) 100%;
}
.process-item:last-child .process-content::after{
    content: none;
}
.process-img{
    width: 46px;
    height: 46px;
    margin: -59px auto 38px;
}
.process-img img{
    width: 100%;
    height: 100%;
    object-fit: contain;
}
.process-title{
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 45px;
}
.process-text{
    color: #20184E;
    line-height: 24px;
    margin-bottom: 0;
    text-align: justify;
}
/* 移动端适配 */
@media (max-width: 1200px) {
    .container {
        max-width: 100%;
        padding: 0 30px;
    }
    /* 第一部分 */
    .contact-section::before,.contact-section::after {
        content: none;
    }
    .contact-section {
        padding: 10px 0;
    }
    .video-part {
        width: 100%;
        position: relative;
    }
    .company-contact {
        padding: 210px 0 120px;
        background-size: 200% 100%;
    }
    .section-title-text {
        margin-top: 0;
        margin-bottom: 24px;
    }
    .section-title-other {
        margin-bottom: 32px;
        margin-top: 40px;
    }
    .btn-big {
        padding: 8px 32px;
    }
    .container-box-right{
        margin-top: 6px;
    }
    /* 第二部分 */
    .case-part01 {
        margin-top: 40px;
    }
    .list-two {
        margin-top: 64px;
    }
    .list-two ul {
        gap: 64px;
    }
    .list-card p {
        line-height: 20px;
        margin: 24px 0;
    }
    .backBtn{
        padding: 12px 32px;
        margin: 20px auto 40px;
    }
    /*第三部分 */
    .other-bg {
        padding: 134px 0 220px;
        margin-top: -168px;
    }
    .other-bg .case-part01-title {
        margin-top: 140px;
    }
    .case-part02{
        padding: 60px 0 30px;
    }
    .partner-list{
        margin-top: 40px;
    }
    .partner-list-item{
        gap: 64px;
    }
    .partner-item-box{
        padding: 16px 20px;
    }
    /* 第四部分 */
    .list-bottom {
        width: 90%;
        margin: -70px auto 40px;
    }
    .zizhi-bg {
        margin-top: -150px;
        padding-top: 200px;
    }
    .list-one ul {
        gap: 24px;
    }
    /* 第五部分 */
    .no-bg {
        padding: 0 0 70px;
    }
    .case-part03 {
        padding: 30px 0;
    }
    .title-img {
        width: 40%;
        margin: 40px auto;
    }
    .hardware-features {
        gap: 58px;
    }
    .hardware-name-text::after {
        margin-top: 20px;
    }
    .hardware-text-two {
        line-height: 26px;
        margin: 40px 0 40px;
    }
    .hardware-menu-item {
        width: 120px;
    }
    .hardware-img {
        width: 120px;
        margin-bottom: 1.5rem;
    }
    /* 第六部分 */
    .case-part04 {
        padding: 0px 0 30px;
    }
    .process {
        margin: 70px 0 0px;
    }
    .process-item::before {
        top: -50px;
        right: -20px;
    }
    .process-img {
        margin: -59px auto 28px;
    }
    .process-title {
        margin-bottom: 24px;
    }
    
}

@media (max-width: 991px) {
    body {
        padding-top: 48px; /* 移动端导航栏高度 */
    }

    /* 联系部分适配 */
    .contact-section {
        padding: 40px 0;
    }
    /* 第一部分 */
    .video-part {
        width: 100%;
        position: relative;
    }
    .company-contact {
        margin-top: -48px;
        padding: 90px 0 60px;
        background-size: 200% 100%;
    }
    .section-title-text {
        margin-top: 0;
        margin-bottom: 24px;
    }
    .section-title-text-en {
        font-size: 56px;
        font-weight: 600;
        line-height: 56px;
    }
    .section-title-other {
        margin-bottom: 32px;
        margin-top: 32px;
    }
    .btn-big {
        padding: 8px 32px;
    }
    .container-box-right{
        margin-top: 6px;
    }
    /* 第二部分 */
    .case-part01 {
        margin-top: 10px;
    }
    .case-part01-title h2 {
        margin-bottom: 16px;
    }
    .list-two {
        margin-top: 44px;
        position: relative;
        z-index: 3;
    }
    .list-two ul {
        gap: 40px;
    }
    .list-card-img{
        border-radius: 10px;
    }
    .list-card p {
        line-height: 20px;
        margin: 16px 0;
    }
    .backBtn{
        padding: 12px 32px;
        margin: 20px auto 30px;
    }
    /*第三部分 */
    .other-bg {
        padding: 162px 0 190px;
        margin-top: -220px;
        z-index: 1
    }
    .other-bg .case-part01-title {
        margin-top: 80px;
    }
    .case-part02{
        padding: 60px 0 30px;
    }
    .partner-list{
        margin-top: 20px;
    }
    .partner-list-item{
        gap: 24px;
    }
    .partner-item-box{
        padding: 16px 20px;
    }
    .icon-size{
        width: 64px;
        height: 64px;
    }
    .partner-item-box h3{
        margin-top: 20px;
    }
    .partner-item-box p{
        line-height: 26px;
        margin-top: 16px;
    }
    .case-part02 .backBtn{
        margin-top: 50px;
    }
    /* 第四部分 */
    .list-bottom {
        width: 90%;
        margin: -70px auto 40px;
    }
    .case-part01-title {
        margin-top: 6px;
    }
    .zizhi-bg {
        margin-top: -120px;
        padding-top: 140px;
    }
    .zizhi-list {
        padding: 24px;
    }
    .list-one ul {
        gap: 24px;
    }
    .list-one ul li {
        line-height: 24px;
    }
    .list-one ul li h3 {
        margin-bottom: 24px;
    }
     /* 第五部分 */
     .case-part03 {
        padding: 0;
    }
    .title-img {
        width: 40%;
        margin: 40px auto;
    }
    .floor-one {
        margin-bottom: 64px;
    }
    .hardware-features {
        gap: 8px;
    }
    .hardware-name-text::after {
        margin-top: 20px;
    }
    .hardware-text-two {
        line-height: 26px;
        margin: 40px 0 40px;
    }
    .floor-two {
        margin-top: 24px;
    }
    .hardware-name::after {
        width: 80px;
        margin-top: 56px;
    }
    .hardware-menu-item {
        width: 100px;
    }
    .hardware-img {
        width: 100px;
        margin-bottom: 1.5rem;
    }
    /* 第六部分 */
    .case-part04 {
        padding: 0px 0 30px;
    }
    .process {
        margin: 70px 0 0px;
    }
    .process-list {
        flex-flow: column;
    }
    .process-item::before {
        top: -50px;
        right: -20px;
    }
    .process-img {
        margin: -59px auto 28px;
    }
    .process-title {
        margin-bottom: 24px;
    }
    .process-content::after {
        left: 50%;
        top: 95%;
        width: 5px;
        height: 103px;
        background: linear-gradient(to bottom, #CC71B2, #782BD5);
        -webkit-mask: linear-gradient(0deg, #000 25%, transparent 0) repeat-y;
        -webkit-mask-size: 100% calc(103px / 3);
        mask: linear-gradient(0deg, #000 25%, transparent 0) repeat-y;
        mask-size: 100% calc(103px / 3);
    }
}



@media (max-width: 767px) {
    .container {
        padding: 0 30px;
    }
    /* 第一部分 */
    .half-box{
        width: 100%;
        padding-right: 0;
    }
    .video-part {
        width: 100%;
        position: relative;
    }
    .company-contact {
        margin-top: -48px;
        padding: 80px 0 20px;
        background-size: 200% 100%;
    }
    .section-title-text {
        margin-top: 0;
        margin-bottom: 24px;
    }
    .section-title-text-en{
        font-size: 42px;
        font-weight: 600;
        line-height: 42px;
    }
    .section-title-other {
        margin-bottom: 32px;
        margin-top: 0px;
    }
    .btn-big {
        padding: 8px 32px;
    }
    .container-box-right{
        margin-top: 36px;
    }
    /* 第二部分 */
    .one-bg {
        padding: 40px 0 0;
        margin-bottom: -200px;
    }
    .case-part01 {
        margin-top: 20px;
    }
    .case-part01-title h2 {
        margin-bottom: 16px;
    }
    .list-two {
        margin-top: 38px;
        position: relative;
        z-index: 3;
    }
    .list-two ul {
        gap: 16px;
        flex-flow: column;
    }
    .list-card-img{
        border-radius: 10px;
    }
    .list-card p {
        line-height: 20px;
        margin: 16px 0;
    }
    .backBtn{
        padding: 4px 24px;
        margin: 10px auto 30px;
    }
    /*第三部分 */
    .other-bg {
        padding: 242px 0 190px;
        margin-top: -270px;
    }
    .other-bg .case-part01-title {
        margin-top: 80px;
    }
    .case-part02{
        padding: 60px 0 30px;
    }
    .partner-list{
        margin-top: 20px;
    }
    .partner-list-item{
        gap: 24px;
        flex-flow: column;
    }
    .partner-item-box{
        padding: 16px 20px;
    }
    .icon-size{
        width: 64px;
        height: 64px;
    }
    .partner-item-box h3{
        margin-top: 16px;
    }
    .partner-item-box p{
        line-height: 24px;
        margin-top: 12px;
    }
    .case-part02 .backBtn{
        margin-top: 30px;
    }
    /* 第四部分 */
    .list-bottom {
        width: 100%;
        margin: -170px auto 0;
        z-index: 3;
        position: relative;
    }
    .case-part01-title {
        margin-top: 6px;
    }
    .zizhi-bg {
        margin-top: -50px;
        padding-top: 70px;
    }
    .zizhi-list {
        padding: 24px;
    }
    .list-one ul {
        gap: 24px;
        flex-flow: column;
    }
    .list-one ul li {
        line-height: 20px;
    }
    .list-one ul li h3 {
        margin-bottom: 12px;
    }
    /* 第五部分 */
    .case-part03 {
        padding: 0;
    }
    .title-img {
        width: 60%;
        margin: 20px auto;
    }
    .features-left,.features-right {
        width: 100%;
    }
    .floor-one {
        margin-bottom: 64px;
    }
    .hardware-features {
        gap: 8px;
    }
    .hardware-name-text::after {
        margin-top: 16px;
    }
    .hardware-text-two {
        line-height: 24px;
        margin: 32px 0 36px;
    }
    .floor-two {
        margin-top: 16px;
    }
    .hardware-name::after {
        width: 80px;
        margin-top: 56px;
    }
    .hardware-menu-item {
        width: 100px;
    }
    .hardware-img {
        width: 100px;
        margin-bottom: 1.5rem;
    }
    /* 第六部分 */
    .case-part04 {
        padding: 0px 0 30px;
    }
    .process {
        margin: 50px 0 220px;
    }
    .process-list {
        flex-flow: column;
    }
    .process-item::before {
        top: -50px;
        right: -20px;
    }
    .process-content {
        border-radius: 10px;
        padding: 24px;
    }
    .process-img {
        margin: -47px auto 28px;
    }
    .process-title {
        margin-bottom: 24px;
    }
    .process-content::after {
        left: 50%;
        top: 95%;
        width: 5px;
        height: 103px;
        background: linear-gradient(to bottom, #CC71B2, #782BD5);
        -webkit-mask: linear-gradient(0deg, #000 25%, transparent 0) repeat-y;
        -webkit-mask-size: 100% calc(103px / 3);
        mask: linear-gradient(0deg, #000 25%, transparent 0) repeat-y;
        mask-size: 100% calc(103px / 3);
    }
}