* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Microsoft Yahei", sans-serif;
}

a {
    text-decoration: none;
}

input:focus {
    outline: none;
}

header {
    width: 100%;
    background: #ffffff;
    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.07);
    position: sticky;
    top: 0;
    z-index: 9999;
}

.nav-wrap {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 24px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
}

.logo-box img {
    height: 44px;
    width: auto;
    object-fit: contain;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 40px;
}

.desktop-menu {
    display: flex;
    align-items: center;
    gap: 46px;
}

.menu-item a {
    font-size: 17px;
    color: #333333;
    transition: color 0.25s ease;
}

.menu-item a:hover,.menu-item.on a,.mobile-item.on a {
    color: #172a88;
}

.tool-group {
    display: flex;
    align-items: center;
    gap: 26px;
}

.search-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #172a88;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.2s;
}

.search-btn:hover {
    background: #602099;
}

.search-btn i {
    font-size: 18px;
    color: #fff;
}

.lang-switch {
    display: inline-flex;
    align-items: center;

    padding: 8px 16px;
    border: 1px solid #ddd;
    border-radius: 10px;
    background: #fff;
    cursor: pointer;
    transition: all 0.2s ease;
}

.lang-switch:hover {
    box-shadow: 0 0 6px rgba(0, 0, 0, 0.12);
    border-color: #bbb;
}

.lang-text {
    font-size: 16px;
    color: #555;
}

.flag-img {
    height: 30px;
    width: auto;
    object-fit: contain;
    border-radius: 4px;
}

.search-panel {
    position: absolute;
    left: 0;
    top: 100%;
    width: 100%;
    background: #fff;
    padding: 20px 24px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    display: none;
    align-items: center;
    gap: 16px;
    z-index: 9998;
}

.search-panel.show {
    display: flex;
}

.search-input {
    flex: 1;
    height: 46px;
    padding: 0 16px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 16px;
}

.search-submit {
    width: 100px;
    height: 46px;
    background: #7b2cbf;
    color: #fff;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 16px;
}

.search-close {
    width: 46px;
    height: 46px;
    border: 1px solid #ddd;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 18px;
    color: #666;
}

.hamburger-btn {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
}

.hamburger-btn span {
    width: 30px;
    height: 3px;
    background-color: #333;
    border-radius: 2px;
}

.mobile-menu {
    display: none;
    width: 100%;
    background: #fff;
    border-top: 1px solid #eeeeee;
    padding: 16px 24px;
}

.mobile-menu.active {
    display: block;
}

.mobile-item {
    padding: 13px 0;
    border-bottom: 1px solid #f2f2f2;
}

.mobile-item a {
    font-size: 16px;
    color: #333;
    display: block;
}

.mobile-tool {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 16px 0 8px;
}

.prod-section {
    width: 100%;
    background-color: #f8f8f8;
    padding: 80px 20px;
}

.prod-container {
    max-width: 1600px;
    margin: 0 auto;
}

.prod-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 60px;
    margin-top: 25px;
}

.prod-title {
    font-size: 42px;
    color: #172a88;
    font-weight: bold;
    margin: 0;
}

.prod-more-btn {
    padding: 10px 28px;
    border: 1px solid #172a88;
    border-radius: 99px;
    color: #172a88;
    text-decoration: none;
    font-size: 16px;
    transition: all 0.24s ease;
}

.prod-more-btn:hover {
    background-color: #172a88;
    color: #fff;
}

.prod-grid-wrap {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.prod-card-item {
    background: #ffffff;
    padding: 24px;
    border-radius: 8px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 20px;
    transition: transform 0.2s ease;
}

.prod-card-item:hover {
    transform: translateY(-6px);
}

.prod-card-img {
    width: 140px;

    flex-shrink: 0;
    object-fit: contain;
}

.prod-card-textbox {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.prod-card-name {
    font-size: 18px;
    color: #222;
    font-weight: 500;
    line-height: 1.4;
    margin: 0;
}

.prod-card-link {
    color: #172a88;
    text-decoration: none;
    font-size: 15px;
}

.prod-card-link:hover {
    text-decoration: underline;
}

.advan {
    padding: 90px 0;
}

.center-title {
    font-size: 50px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 80px;
    color: #172a88;
}

.item-li {
    position: relative;
    margin: 0px 6px;
    flex: 0 0 auto;
    flex-grow: 0;
    width: 11%;
    flex-shrink: 0;
    flex-basis: unset;
    transition: all .5s ease;
    width: 100%;
}

.item::after {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    transition: all .5s ease;
}


.item-img {
    overflow: hidden;
}

.item-img img {
    width: 100%;
    height: 520px;
    object-fit: cover;
    filter: unset;
    transition: filter 1s;
    vertical-align: middle;
    border-radius: 10px;
}

.item-tit {
    background: -webkit-linear-gradient(top, rgba(0, 0, 0, 0) 0%, rgba(23, 42, 136) 100%);
    position: absolute;
    bottom: 0;
    left: 0;
    padding-top: 40px;
    padding-bottom: 40px;
    padding-left: 4%;
    padding-right: 3%;
    width: 100%;
    transition: all .5s ease;
    border-radius: 0px 0px 10px 10px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.item-tit .le {
    width: 90%;
}

.item-ico a {
    background-color: #fff;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50px;
    margin-bottom: 12px;
    color: #172a88;
}

.item-p {
    color: #fff;
    font-size: 30px;
    margin-bottom: 17px;
    text-align: left;
    font-weight: bold;
}

.item-p a {
    color: #fff;
}

.item-tit .show {
    font-size: 16px;
    color: rgba(255, 255, 255, 1);
    line-height: 1.5;
    -webkit-line-clamp: 3;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
    font-family: Arial;
    text-align: left;
}

.app-section {
    width: 100%;
    padding: 0px 20px 80px;
}

.app-container {
    max-width: 1600px;
    margin: 0 auto;
}

.app-grid-wrap {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 76px;
}

.app-card-item {
    position: relative;
    width: 100%;
    border-radius: 10px;
    overflow: hidden;
}

.app-card-img {
    width: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

.app-card-text {
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    padding: 40px;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.55));
    color: #ffffff;
    font-size: 24px;
    font-weight: bold;
}

.intro-card {
    position: absolute;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #172a88;
    border-radius: 10px;
    padding: 0px 50px;
    color: #ffffff;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;

}

.app-card-item:hover .intro-card {
    top: 0;
}

.intro-title {
    font-size: 24px;
    text-align: center;
    margin-bottom: 40px;
    font-weight: 600;
}

.intro-desc {
    font-size: 20px;
    line-height: 1.8;
    opacity: 0.92;
}

.case-section {
    width: 100%;
    background-color: #f8f8f8;
    padding: 60px 20px 120px;
}

.hezuo{
    background: #beebfe;
    padding-bottom: 60px;
}

.hezuo .case-grid-wrap{
    grid-template-columns: repeat(7, 1fr);
    gap: 30px;
}

.case-container {
    max-width: 1600px;
    margin: 0 auto;
}

.case-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 60px;
}

.case-title {
    font-size: 44px;
    color: #172a88;
    font-weight: bold;
    margin: 0;
}

.case-more-btn {
    padding: 10px 30px;
    border: 1px solid #172a88;
    border-radius: 999px;
    color: #172a88;
    text-decoration: none;
    font-size: 16px;
    transition: all 0.24s ease;
}

.case-more-btn:hover {
    background-color: #172a88;
    color: #fff;
}

.case-grid-wrap {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 70px;
}

.case-card-item {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    overflow: hidden;
    transition: transform 0.2s ease;
}

.case-card-item:hover {
    transform: translateY(-6px);
}

.case-card-img {
    width: 100%;
    object-fit: cover;
    display: block;
    margin: auto;
    padding: 22px 22px 0;
}

.case-card-name {
    text-align: center;
    padding: 20px 0;
    font-size: 18px;
    color: #222;
    margin: 0;
    -webkit-line-clamp: 1;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

a {
    text-decoration: none;
    color: #fff;
}

.footer-box {
    width: 100%;
    background-color: #172a88;
    color: #ffffff;
    padding: 60px 20px 30px;
}

.footer-container {
    max-width: 1600px;
    margin: 0 auto;
}

.footer-main-flex {
    display: flex;
    justify-content: space-between;
    gap: 40px;
    flex-wrap: wrap;
    margin-bottom: 50px;
}

.footer-form {
    min-width: 260px;
    line-height: 30px;
}

.footer-form h3 {
    font-size: 24px;
    margin-bottom: 25px;
    font-weight: 500;
}

.footer-input {
    width: 100%;
    background: rgba(255, 255, 255, 0.11);
    border: none;
    border-radius: 4px;
    padding: 14px 16px;
    color: #fff;
    font-size: 16px;
    margin-bottom: 16px;
}

.footer-input::placeholder {
    color: rgba(255, 255, 255, 0.65);
}

.footer-textarea {
    min-height: 160px;
    resize: none;
}

.footer-submit {
    display: block;
    margin: 0 auto;
    width: 120px;
    height: 50px;
    background: #0070d8;
    border: none;
    border-radius: 4px;
    color: #fff;
    font-size: 18px;
    cursor: pointer;
}

.footer-nav {
    flex: 1;
    min-width: 240px;
}

.footer-nav .nav-col{
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 45px;
}

.nav-col .nav-col-item {
    display: block;
    font-size: 20px;
    margin-bottom: 50px;
    flex: 1;
}

.nav-col-item>a{
    display: block;
    font-weight: bold;
    padding-bottom: 20px;
    margin-bottom: 20px;
    position: relative;
    border-bottom: 2px solid #f9f9fb;
    text-align: left;
}

.nav-col-item>a::before{
    position: absolute;
    content: ' ';
    left: 0;
    height: 2px;
    width: 40%;
    background: #00ffff;
    bottom: -2px;
}

.nav-col-item p a{
    display: block;
    font-size: 16px;
    line-height: 34px;
}

.nav-col a:hover {
    color: #87b8ff;
}

.footer-tel {
    flex: 1;
    min-width: 220px;
    margin-right: -116px;
}

.tel-title {
    font-size: 16px;
    color: #70c0ff;
    margin-bottom: 10px;
}

.tel-number {
    font-size: 40px;
    font-weight: bold;
    margin-bottom: 12px;
}

.tel-time {
    font-size: 16px;
    opacity: 0.85;
    margin-bottom: 26px;
}

.tel-btn {
    padding: 14px 36px;
    background: #fff;
    color: #1a3099;
    border-radius: 999px;
    font-size: 18px;
    font-weight: 500;
    display: inline-block;
}

.footer-qrcode {
    flex: 0 0 180px;
    text-align: center;
}

.qrcode-img {
    width: 160px;
    height: 160px;
    object-fit: contain;
    margin-bottom: 12px;
}

.qrcode-desc {
    font-size: 16px;
    opacity: 0.88;
}

.footer-bottom {

    padding-top: 26px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 16px;
    opacity: 0.85;
}

.friend-link a {
    margin: 0 10px;
}

.friend-link a:first-child {
    margin-left: 0;
}

.copyright-info {
    text-align: right;
    line-height: 1.6;
}

.float-side-wrap {
    position: fixed;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 9999;
    display: flex;
    flex-direction: column;

}

.float-side-group {
    display: flex;
    position: relative;
    border-bottom: 1px solid #ffffff;
}

.float-side-icon-item {
    width: 70px;
    height: 70px;
    background: #282828;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.float-side-group:last-child .float-side-icon-item {
    border-bottom: none;
}

.float-side-icon-item i {
    color: #fff;
    font-size: 32px;
}

.float-side-panel {
    position: absolute;
    right: 70px;
    top: 0;
    width: 690px;
    background: #fff;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    overflow: hidden;

}

.float-side-group:hover .float-side-panel {
    transform: translateX(0);

}

.float-side-group:nth-child(2):hover .float-side-panel {
    transform: translateX(100%);
}

.panel-header {
    display: flex;
    height: 70px;
}

.panel-logo-block {
    width: 70px;
    background: #4a8fff;
    display: flex;
    align-items: center;
    justify-content: center;
}

.panel-logo-block i {
    font-size: 25px;
    color: #fff;

}

.panel-title-block {
    flex: 1;
    background: #282828;
    display: flex;
    align-items: center;
    justify-content: center;
}

.panel-title-text {
    color: #fff;
    font-size: 20px;
    letter-spacing: 2px;
}

.panel-qrcode-wrap {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.float-side-group:hover .panel-qrcode-wrap {
    max-height: 600px;
}

.qrcode-item {
    flex: 1;
    padding: 20px 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.qrcode-item img {
    width: 100%;
    aspect-ratio: 1/1;
    object-fit: contain;
}

.qrcode-name {
    font-size: 18px;
    color: #444;
}

.panel-wrap {
    padding: 5%;
    display: flex;
    gap: 20px;
}

.panel-wrap .footer-input {
    border: 1px solid #cdcdcd;
    color: #666;
}

.panel-wrap .footer-textarea {
    border: 1px solid #cdcdcd;
    color: #666;
}

.panel-wrap .footer-input::placeholder,
.panel-wrap .footer-textarea::placeholder {
    color: #666;
}

.panel-we {
    width: 33%;
    text-align: center;
}

.banner {
    width: 100%;
    line-height: 0;
}

.banner img {
    width: 100%;
}

.video-wrap {
    width: 100%;
    padding: 30px 20px 90px;
    background: #f2f2f2;
}

.video-container {
    max-width: 1600px;
    margin: 0 auto;
    background: #ffffff;
    padding: 40px;
}

.video-bread {
    max-width: 1600px;
    margin: auto;
    font-size: 14px;
    color: #666;
    margin-bottom: 30px;
}

.video-bread a {
    color: #333;
    text-decoration: none;
}

.video-bread a:hover {
    color: #172a88;
}

.video-title {
    font-size: 28px;
    color: #111;
    margin-bottom: 40px;
    font-weight: 600;
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 116px 116px;
}

.video-card-link {
    display: block;
    text-decoration: none;
}

.video-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 38px;
}

.video-thumb-box {
    width: 100%;
    position: relative;
    overflow: hidden;
}

.video-thumb {
    width: 100%;
    display: block;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.video-card-link:hover .video-thumb {
    transform: scale(1.04);
}

.play-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 50px;
    height: 50px;
    background: rgba(0, 0, 0, 0.45);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 20px;
    transition: background 0.3s ease;
}

.video-card-link:hover .play-icon {
    background: rgba(26, 55, 148, 0.6);
}

.video-name {
    font-size: 20px;
    color: #333;
}

.video-card-link:hover .video-name {
    color: #172a88;
}

.prefix-section {
    width: 100%;
    padding: 30px 20px;
}

.prefix-container {
    max-width: 1400px;
    margin: 0 auto;
}

.prefix-main-title {
    text-align: center;
    font-size: 26px;
    color: #111;
    font-weight: bold;
}

.prefix-divider {
    width: 100%;
    height: 1px;
    background: #ddd;
    margin-bottom: 40px;
}

.prefix-text-wrap {
    max-width: 1500px;
    line-height: 2;
}

.prefix-text-wrap img {
    max-width: 100%;
}

.article-meta-wrap {
    width: 100%;
    padding: 16px 20px 40px;
}

.article-meta-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-top: 30px;
}

.meta-item {
    font-size: 16px;
    color: #666;
}

.video-dt {
    height: 600px;
    width: 100%;
}


.case-intro-top-desc {
    font-size: 16px;
    line-height: 1.7;
    color: #172a88;
    margin-bottom: 40px;
}

.case-intro-row {
    display: flex;
    align-items: center;
    gap: 40px;
    margin-bottom: 60px;
}

.case-intro-row-reverse {
    flex-direction: row-reverse;
}

.case-intro-col-img,
.case-intro-col-text {
    flex: 1;
    width: 50%;
}

.case-intro-col-img img {
    width: 100%;
    display: block;
    object-fit: cover;
}

.case-intro-title {
    font-size: 32px;
    color: #172a88;
    margin-bottom: 24px;
    font-weight: 600;
}

.case-intro-text {
    font-size: 16px;
    line-height: 1.7;
    margin-bottom: 30px;
    color: #333;
}

.case-intro-btn {
    display: inline-block;
    padding: 12px 32px;
    background: #172a88;
    color: #fff;
    text-decoration: none;
    border-radius: 999px;
    font-size: 16px;
}

.case-intro-btn:hover {
    opacity: 0.9;
}

.pro-wrap {
    width: 100%;
    padding: 0px 20px;
}

.pro-container {
    max-width: 1600px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 284px 1fr;
    gap: 30px;
}

.pro-sidebar {
    border-radius: 4px;
    overflow: hidden;
    border-radius: 10px;
}

.pro-sidebar-title {
    background: #172a88;
    color: #fff;
    font-size: 22px;
    text-align: center;
    padding: 18px 10px;
}

.pro-nav-list {
    padding: 20px 0;
    text-align: center;
    background: #fff;
}

.pro-nav-item {

    padding: 16px 0px 16px 38px;
    font-size: 16px;
    color: #333;
    cursor: pointer;
    transition: background 0.2s;
    text-align: left;
    max-width: 220px;
    margin: 0 auto;
    display: block;
}

.pro-nav-item.active {
    color: #172a88;
    position: relative;
}

.pro-nav-item.active::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #172a88;
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
}

.pro-nav-item:hover {
    color: #172a88;
}

.pro-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.pro-card {
    background: #fff;
    padding: 15px 15px 25px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    border-radius: 10px;
    max-height: 280px;
}

.pro-card-img {
    width: 100%;
    display: flex;
    height: 200px;
    align-items: center;
    justify-content: center;
}

.pro-card-img img{
    max-width: 100%;
    max-height: 100%;
}

.pro-card-name {
    font-size: 16px;
    color: #333;
}

.doc-wrap {
    width: 100%;

}

.doc-container {
    max-width: 1600px;
    margin: 0 auto;
}

.doc-tab-box {
    display: flex;
    gap: 16px;
    margin-bottom: 60px;
}

.doc-tab-item {
    padding: 10px 28px;
    border-radius: 999px;
    font-size: 16px;
    cursor: pointer;
    border: 1px solid #172a88;
    color: #172a88;
    background: transparent;
}

.doc-tab-item.active {
    background: #172a88;
    color: #fff;
    border: 1px solid #172a88;
}

.doc-main-box {
    background: #fff;
    padding: 36px 30px 90px;
}

.doc-title {
    font-size: 26px;
    padding-bottom: 30px;
    font-weight: 600;
    border-bottom: 1px solid #eee;
}

.doc-list-item {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 30px 0;
    border-bottom: 1px solid #eee;
    gap: 20px;
}

.doc-info-left {
    flex: 1;
}

.doc-name {
    font-size: 16px;
    margin-bottom: 10px;
}

.doc-meta {
    font-size: 14px;
    color: #666;
    display: flex;
    gap: 22px;
}

.doc-download-btn {
    padding: 10px 28px;
    background: #172a88;
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 15px;
    cursor: pointer;
    white-space: nowrap;
}

.doc-download-btn:hover {
    opacity: 0.9;
}

.doc-page-box {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 40px;
}

.doc-page-btn {
    width: 36px;
    height: 36px;
    border: 1px solid #ddd;
    background: #fff;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
}

.doc-page-btn.active {
    background: #172a88;
    color: #fff;
    border-color: #172a88;
}

.doc-page-btn:hover:not(.active) {
    border-color: #172a88;
}


.faq-item {
    border-bottom: 1px solid #eee;
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 0;
    font-size: 16px;
    cursor: pointer;
    gap: 16px;
}

.faq-toggle {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    border: 1px solid #ccc;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: #666;
    flex-shrink: 0;
}

.faq-answer {
    padding: 0 0 18px 0;
    font-size: 14px;
    line-height: 1.7;
    color: #979797;
    display: none;
}

.faq-item.open .faq-answer {
    display: block;
}

.news-wrap {
    width: 100%;
    padding: 40px 0px 0;
}

.news-top-item {
    display: flex;
    align-items: center;
    margin-bottom: 120px;
    background-color: #f9f9f9;
}

.news-top-img-box {
    width: 50%;
}

.news-top-img {
    width: 100%;
    display: block;
    object-fit: cover;
}

.news-top-text {
    padding: 3%;

    width: 50%;
}

.news-top-date {
    font-size: 22px;
    color: #172a88;
    margin-bottom: 3.7%;
    font-weight: bold;
}

.news-top-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 3.7%;
    line-height: 1.4;
}

.news-top-desc {
    font-size: 16px;
    color: #555;
    line-height: 1.8;
    margin-bottom: 10%;
    -webkit-line-clamp: 3;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-top-link {
    font-size: 16px;
    color: #172a88;
    text-decoration: none;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 120px;
    margin-bottom: 80px;
}

.news-card {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.news-card-img {
    width: 100%;
    display: block;
    height: 300px;
    transition: all 0.5s;
}

.news-card-img-c{
    overflow: hidden;
    border-radius: 10px;
}

.news-card-img-c:hover img{
    transform: scale(1.1);
}

.news-card-title {
    font-size: 20px;
    line-height: 1.4;
    font-weight: bold;
    margin-top: 5px;
    -webkit-line-clamp: 2;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
    color: #000;
}

.news-card-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: #666;
    margin-top: 20px;
}

.news-date {
    font-size: 18px;
    font-weight: bold;
    color: #172a88;

}

.news-card-arrow {
    width: 37px;
    height: 37px;
    border-radius: 50%;
    background: #172a88;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
}

.news-card-arrow:hover {
    background: #3355fc;
}

.contact-wrap {
    width: 100%;
    padding: 10px 0px;
}

.contact-container {
    max-width: 1600px;
    width: 100%;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 40% 60%;
    background: #fff;
    border-radius: 26px;
    overflow: hidden;
}

.contact-left {
    background: #172a88;
    color: #fff;
    padding: 60px 45px;
}

.contact-left-title {
    font-size: 36px;
    font-weight: 600;
    margin-bottom: 36px;
}

.contact-company-name {
    font-size: 24px;
    margin-bottom: 12px;
}

.contact-company-en {
    font-size: 16px;
    opacity: 0.9;
    margin-bottom: 40px;
}

.contact-info-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-bottom: 50px;
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    font-size: 16px;
    line-height: 1.7;
}

.contact-info-item i {
    font-size: 18px;
    margin-top: 4px;
    flex-shrink: 0;
}

.contact-qrcode-box {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.contact-qrcode-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.contact-qrcode-img {
    width: 100%;
    aspect-ratio: 1/1;
    display: block;
}

.contact-qrcode-text {
    font-size: 14px;
    text-align: center;
}

.contact-right {
    padding: 60px 80px;
}

.contact-right-title {
    font-size: 36px;
    color: #172a88;
    text-align: center;
    margin-bottom: 12px;
}

.contact-right-tip {
    text-align: center;
    color: #777;
    font-size: 16px;
    margin-bottom: 45px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 22px;
}

.contact-form-row {
    display: flex;
    align-items: baseline;
    gap: 24px;
}

.contact-form-label {
    width: 90px;
    font-size: 16px;
    color: #333;
    display: flex;
    justify-content: end;
}

.contact-form-input {
    flex: 1;
    padding: 14px 16px;
    border: 1px solid #eee;
    border-radius: 6px;
    font-size: 15px;
}

.contact-form-textarea {
    flex: 1;
    min-height: 160px;
    padding: 14px 16px;
    border: 1px solid #eee;
    border-radius: 6px;
    font-size: 15px;
    resize: none;
}

.contact-submit-btn {
    width: 40%;
    margin: auto;
    padding: 16px;
    background: #172a88;
    color: #fff;
    border: none;
    border-radius: 999px;
    font-size: 16px;
    margin-top: 10px;
    cursor: pointer;
}

.contact-submit-btn:hover {
    opacity: 0.92;
}

.map {
    max-width: 1600px;
    width: 100%;
    margin: 0 auto;
    padding: 4%;
    background: #fff;
    border-radius: 26px;
    margin-top: 40px;
}

.map img {
    max-width: 100%;
}

.about-wrap {
    width: 100%;

}

.about-container {
    display: grid;
    grid-template-columns: 52% 41%;
    ;
    gap: 70px;
    align-items: center;
}

.about-text-box {
    width: 100%;
    line-height: 2;
}

.about-img-box {
    width: 100%;
}

.about-img {
    width: 100%;
    display: block;
    border-radius: 16px;
}

.culture-wrap {
    width: 100%;
    padding: 10% 0;
}

.culture-container {
    display: grid;
    grid-template-columns: 44% 56%;
    gap: 50px;
}

.culture-img-box {
    width: 100%;
}

.culture-img {
    width: 100%;
    display: block;
}

.culture-text-box {
    width: 100%;
    margin-top: 16px;
}

.timeline-head {
    width: 100%;
    height: auto;

    background: url("../images/bg_03.jpg") no-repeat center center;
    background-size: cover;
    padding: 72px 0;
}

.timeline-title {
    font-size: 38px;
    font-weight: 600;
    color: #000;
    text-align: center;
    margin-bottom: 60px;
}

.timeline-item {
    width: 100%;
    max-width: 460px;
    border-radius: 16px;
    overflow: hidden;
}

.timeline-item-img-box {
    width: 100%;
}

.timeline-item-img {
    width: 100%;
    display: block;
}

.timeline-item-text {
    padding: 32px 0px;
    text-align: left;
}

.timeline-item-year {
    font-size: 32px;
    font-weight: bold;
    color: #000;
    line-height: 1;
    margin-bottom: 20px;
}

.timeline-item-desc {
    font-size: 16px;
    line-height: 1.6;
    color: #434343;
}

.ng {
    position: relative;
    width: 91%;
    margin: auto;
    margin-top: 20px;
}

.ng .swiper-button-next {
    left: 66px;

}

.ng .swiper-button-next,
.ng .swiper-button-prev {
    width: 45px;
    height: 45px;
    border-radius: 50px;
    border: 1px solid #a0a0a0;
    color: #a0a0a0;
}

.ng .swiper-button-next:after,
.ng .swiper-button-prev:after {
    font-size: 16px;
}

.honor {
    background: #fff;
}

.hon {
    margin-top: 50px;
    display: flex;
    justify-content: center;
    flex-direction: row-reverse;
}

.hon .swiper-button-next {
    position: unset;
    margin-left: 10px;
}

.hon .swiper-button-prev {
    position: unset;
}

.hiSwiper,
.honSwiper {
    width: 90%;
    margin: auto;
}

.honSwiper .swiper-slide {
    border: 1px solid #e5e5e5
}
.honSwiper .swiper-wrapper {
    display: flex;
    align-items: center;

}
.pro-wrap-dt{
    width: 100%;
    padding: 0px 20px 70px;
}
.pro-container-dt{
    max-width: 1600px;
    margin: 0 auto;
    
    background: #f5f5f5;
}


.pro-swiper-box{
    width: 88%;
}

.pro-swiper-main{
    width: 100%;
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 24px;
}
.pro-swiper-main .swiper-slide img{
    width: auto;
    display: block;
    max-height: 38vw;
    margin: auto;
    max-width: 100%;
}

.pro-swiper-main .swiper-button-next,
.pro-swiper-main .swiper-button-prev{
    display: none;
}

.pro-swiper-outer{
    position: relative;
    padding: 0 56px;
}
.pro-swiper-thumb{
    width: 97%;
    position: relative;
}

.pro-swiper-thumb .swiper-slide{
    width: 110px;
    height: 110px;
    border: 2px solid transparent;
    cursor: pointer;
    background: #fff;
}
.pro-swiper-thumb .swiper-slide-thumb-active{
    border-color: #172a88;
}
.pro-swiper-thumb .swiper-slide img{
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}
.pro-swiper-outer .swiper-button-next,
.pro-swiper-outer .swiper-button-prev{
    background: rgba(220,220,220,0.7);
    width: 40px;
    height: 60%;
    top: 50%;
    transform: translateY(-50%);
    z-index: 99;
    margin-top: -2px;

}

.pro-swiper-outer .swiper-button-prev{
    left: 0px;
    border-radius: 6px;
}
.pro-swiper-outer .swiper-button-next{
    right: 0px;
    border-radius:6px;
}
.pro-swiper-outer .swiper-button-next::after,
.pro-swiper-outer .swiper-button-prev::after{
    font-size: 20px;
    color: #666;
}
.pro-info{
    width: 94%;
}
.pro-title{
    font-size: 32px;
    font-weight: 600;
    color: #000;
    margin-bottom: 36px;
}
.pro-param-list{
    display: flex;
    flex-direction: column;
    gap: 18px;
    margin-bottom: 48px;
}
.pro-param-item{
    display: flex;
    font-size: 16px;
    line-height: 1.6;
}
.pro-param-label{
    width: 72px;
    color: #666;
    flex-shrink: 0;
}
.pro-param-value{
    flex: 1;
    color: #222;
}
.pro-btn-group{
    display: flex;
    gap: 24px;
}
.pro-btn-inquiry{
    padding: 17px 48px;
    background: #172a88;
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    cursor: pointer;
    text-align: center;
}
.pro-btn-sample{
    padding: 16px 48px;
    background: transparent;
    color: #172a88;
    border: 1px solid #172a88;
    border-radius: 6px;
    font-size: 16px;
    cursor: pointer;
}
.pro-desc-wrap{
    width: 100%;

}
.pro-desc-container{
    max-width: 1600px;
    margin: 0 auto;
}
.pro-desc-block{
    margin-bottom: 80px;
    display: flex;
    justify-content: space-between;
    
}
.pro-desc-title{
    margin-bottom: 16px;
    font-size: 22px;
    width: 10%;
}
.pro-desc-text{
    line-height: 2;
    width: 87%;
    color: #454545;
}
.pro-desc-text img{
    max-width: 100%;
}

.pro-desc-table-box{
    width: 100%;
    margin: 16px 0;
}

.pro-desc-img-item{
    flex: 1;
}
.pro-desc-img-item img{
    width: 100%;
    display: block;
    margin-bottom: 10px;
}
.pro-desc-img-tip{
    text-align: center;
}
.pro-title-dt{
    font-size: 22px;
    margin-bottom: 50px;
}

.fenye{
    width: 100%;
    margin-top: 30px;
}

.fenye ul{
    list-style: none;
    display: flex;
    justify-content: center;
}

.fenye a{
    color: #666;
    display: block;
    padding: 10px 20px;
}

.fenye li{
    border: 1px solid #999;
    margin-right: 10px;
}

.fenye li.active a{
    color: #172a88;
    font-weight: bold;
}

.footer-phone-nav{
    display: none;
}


/* 响应式 */
@media (min-width: 1201px){
    .pro-container-dt{
        display: grid;
        grid-template-columns: 52% 48%;
    }
}
@media (max-width: 1400px) {
    .prod-title {
        font-size: 36px;
    }

    .case-title {
        font-size: 38px;
    }

}

@media (max-width: 1200px) {
    .hezuo .case-grid-wrap{
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    .case-card-img{
        padding: 22px;
    }
    .fenye a{
        padding: 5px;
        white-space: nowrap;
        font-size: 12px;
    }
    .fenye li.h,.fenye li.e{
        display: none;
    }
    .footer-phone-nav{
        display: flex;
        position: fixed;
        width: 100%;
        height: 50px;
        bottom: 0;
        left: 0;
        background: #fff;
        z-index: 10000;
    }
    .footer-phone-nav-item{
        flex: 1;
        color: #333;
        text-align: center;
        padding: 5px 0;
    }
    .footer-nav{
        display: none;
    }
    .footer-box{
        padding-bottom: 70px;
    }
    .desktop-menu {
        gap: 24px;
    }

    .nav-right {
        gap: 30px;
    }

    .app-card-img {
        height: 280px;
    }

    .footer-main-flex {
        row-gap: 50px;
    }

    .footer-tel {
        margin-right: 0;
        text-align: center;
    }

    .footer-form,
    .footer-nav,
    .footer-tel {
        flex: 1 1 42%;
    }

    .footer-qrcode {
        flex: 1 1 100%;
        text-align: center;
    }

    .video-grid {
        gap: 35px 20px;
    }

    .video-dt {
        height: 400px;
    }

    .pro-container {
        grid-template-columns: 284px 1fr;
    }

    .pro-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .contact-container {
        grid-template-columns: 1fr;
    }

    .contact-left,
    .contact-right {
        padding: 40px 30px;
    }

    .contact-qrcode-box {
        grid-template-columns: repeat(4, 1fr);
        gap: 12px;
    }

    .about-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .about-img-box {
        order: -1;
    }

    .culture-container {
        grid-template-columns: 1fr;
        gap: 35px;
    }

    .culture-img-box {
        order: -1;
    }
    .pro-container-dt{
        grid-template-columns: 1fr;
        
    }
    .pro-title{
        font-size: 22px;
        margin-bottom: 20px;
    }
    .pro-desc-block{
        display: flex;
        flex-direction: column;
    }
    .pro-desc-title{
        width: 100%;
    }
    .pro-desc-text{
        width: 100%;
    }
    .pro-title-dt {
    margin-bottom: 30px;
    }
    .pro-desc-block {
    margin-bottom: 40px;
    }

}

@media (max-width: 992px) {

    .desktop-menu,
    .tool-group {
        display: none;
    }

    .hamburger-btn {
        display: flex;
    }

    .nav-wrap {
        height: 80px;
    }

    .logo-box img {
        height: 33px;
    }

    .search-panel {
        padding: 16px;
        flex-wrap: wrap;
    }

    .search-input {
        width: 100%;
        flex: none;
    }

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

    .prod-section {
        padding: 20px 16px;
    }

    .prod-title {
        font-size: 30px;
    }

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

    .app-card-img {
        height: 260px;
    }

    .intro-card {
        padding: 0px 35px;
    }

    .intro-title {
        margin-bottom: 22px;
    }

    .case-grid-wrap {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }

    .case-section {
        padding: 45px 16px 45px;
    }

    .case-title {
        font-size: 32px;
    }

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

    .video-title {
        font-size: 24px;
    }

    .video-container {
        padding: 30px 20px;
    }

    .video-card {
        gap: 16px;
    }

    .prefix-section {
        padding: 30px 16px;
    }

    .prefix-main-title {
        font-size: 22px;
    }

    .case-intro-row {
        flex-direction: column;
        gap: 24px;
    }

    .case-intro-row-reverse {
        flex-direction: column;
    }

    .case-intro-col-img,
    .case-intro-col-text {
        width: 100%;
    }

    .case-intro-title {
        font-size: 26px;
    }

    .pro-container {
        grid-template-columns: 1fr;
    }

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

    .pro-sidebar-title {
        font-size: 20px;
    }

    .doc-list-item {
        flex-direction: column;
    }

    .doc-download-btn {
        align-self: flex-start;
    }

    .doc-meta {
        flex-wrap: wrap;
        gap: 12px 20px;
    }

    .news-top-item {

        margin-bottom: 40px;
    }

    .news-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px 20px;
        margin-bottom: 40px;
    }

    .timeline-head {
        padding: 50px 0;
    }

    .timeline-title {
        font-size: 30px;
        margin-bottom: 40px;
    }

}

@media screen and (max-width:820px) {
    .item-li {
        flex: 0 0 100%;
        position: relative;
        margin: 0;
        margin-bottom: 10px;
    }

    .item-li:nth-child(2n) {
        margin-right: 0;
    }

    .item-tit {
        width: 100%;
        border-top-right-radius: 0;
        display-radio: 1;
        padding: 21.5px;

        transition: all .5s ease;
    }

    .item-p {
        font-size: 14px;
        color: rgba(255, 255, 255, 1);
        line-height: 1.5;
        margin-bottom: 5px;
    }

    .item-tit .show {
        font-size: 14px;
        color: rgba(255, 255, 255, 1);
        line-height: 1.5;
        -webkit-line-clamp: 1;
        display: -webkit-box;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
}


@media (max-width: 768px) {
    .lang-switch {
        padding: 6px 12px;
        gap: 8px;
    }

    .lang-text {
        font-size: 15px;
    }

    .flag-img {
        height: 24px;
    }

    .footer-main-flex {
        flex-direction: column;
    }

    .footer-nav {
        flex-direction: column;
        gap: 20px;
        text-align: left;
    }

    .nav-col a {
        text-align: center;
        margin-bottom: 22px;
    }

    .tel-number {
        font-size: 32px;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    .copyright-info {
        text-align: center;
    }

    .float-side-icon-item {
        width: 50px;
        height: 50px;
    }

    .float-side-icon-item i {
        font-size: 24px;
    }

    .float-side-panel {
        width: 320px;
        right: 50px;
    }

    .panel-header {
        height: 50px;
    }

    .panel-logo-block {
        width: 50px;
    }

    .panel-title-text {
        font-size: 20px;
    }

    .qrcode-name {
        font-size: 14px;
    }

    .article-meta-wrap {
        padding: 12px 16px 16px;
    }

    .article-meta-container {
        gap: 30px;
    }

    .meta-item {
        font-size: 14px;
    }

    .doc-tab-box {
        margin-bottom: 30px;
    }

    .faq-question {
        font-size: 15px;
        padding: 15px 0;
    }

    .faq-answer {
        font-size: 13px;
    }

    .contact-left-title,
    .contact-right-title {
        font-size: 26px;
    }

    .contact-company-name {
        font-size: 20px;
    }

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

    .contact-form-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .contact-form-label {
        width: auto;
    }

    .contact-form-input {
        width: 100%;
    }

    .contact-form-textarea {
        width: 100%;
    }

    .timeline-item-year {
        font-size: 20px;
        margin-bottom: 14px;
    }

    .timeline-item-desc {
        font-size: 14px;
    }

    .timeline-item-text {
        padding: 24px 0px;
    }
    .pro-swiper-box {
    width: 100%;
    }
    .pro-info{
        width: 100%;
        margin-top: 46px;
    }
    .pro-desc-wrap{
        
    }

}

@media (max-width: 576px) {
    .float-side-wrap{
        display: none;
    }
    .prod-grid-wrap {
        grid-template-columns: 1fr;
    }

    .prod-head {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
        margin-bottom: 50px;
    }

    .prod-title {
        font-size: 26px;
    }

    .prod-card-item {
        flex-direction: column;
        text-align: center;
    }

    .prod-card-img {
        width: 140px;
        height: 140px;
    }

    .advan {
        padding: 40px 0;
    }

    .center-title {
        font-size: 30px;
        margin-bottom: 45px;
    }

    .app-grid-wrap {
        grid-template-columns: 1fr;
    }

    .app-card-img {
        height: 240px;
    }

    .app-section {
        padding: 0 16px 50px;
    }

    .app-card-text {
        font-size: 20px;
        padding: 20px;
    }

    .intro-card {
        padding: 0px 20px;
    }

    .intro-title {
        font-size: 20px;
        margin-bottom: 28px;
    }

    .intro-desc {
        font-size: 16px;
        line-height: 1.7;
        -webkit-line-clamp: 4;
        display: -webkit-box;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .case-grid-wrap {
        grid-template-columns: 1fr;
    }

    .case-head {
        flex-direction: column;
        align-items: flex-start;
        gap: 22px;
        margin-bottom: 50px;
    }

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

    .footer-box {
        padding: 40px 16px 70px;
    }

    .tel-number {
        font-size: 26px;
    }

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

    .video-wrap {
        padding: 30px 12px 30px;
    }

    .video-container {
        padding: 20px 16px;
    }

    .play-icon {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }

    .prefix-section {
        padding: 30px 12px;
    }

    .prefix-main-title {
        font-size: 20px;

    }

    .prefix-sub-title {
        font-size: 15px;
    }

    .prefix-desc-text {
        font-size: 13px;
    }

    .article-meta-container {
        flex-direction: column;
        align-items: center;
        gap: 8px;
        margin-top: 10px;
    }

    .prefix-divider {
        margin-bottom: 30px;
    }

    .case-intro-title {
        font-size: 22px;
    }

    .case-intro-top-desc,
    .case-intro-text {
        font-size: 14px;
    }

    .case-intro-btn {
        padding: 10px 26px;
        font-size: 14px;
    }

    .pro-wrap {
        padding: 0px 12px;
    }

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

    .pro-nav-item {

        font-size: 14px;
        max-width: unset;
    }

    .pro-card-name {
        font-size: 14px;
    }

    .doc-main-box {
        padding: 24px 16px 50px;
    }

    .doc-title {
        font-size: 22px;
    }

    .doc-tab-item {
        padding: 8px 20px;
        font-size: 14px;
    }

    .doc-meta {
        font-size: 13px;
    }

    .news-wrap {
        padding: 24px 0px 0;
    }

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

    .news-top-title {
        font-size: 18px;
    }

    .news-card-bottom {
        margin-top: 0;
    }

    .news-top-item {
        flex-direction: column;
    }

    .news-top-img-box {
        width: 100%;
    }

    .news-top-text {
        padding: 6%;
        width: 100%;
    }

    .map {
        margin-top: 20px;
    }

    .timeline-head {
        padding: 40px 0;
    }

    .timeline-title {
        font-size: 30px;
        margin-bottom: 40px;
    }
    .pro-wrap-dt{
        padding: 0px 12px 24px;
    }
    .pro-param-item{
        font-size: 14px;
    }
    .pro-btn-group{
        flex-direction: column;
    }
    .pro-swiper-thumb .swiper-slide{
        width: 80px;
        height: 80px;
    }
    .pro-swiper-outer{
        padding: 0 40px;
    }
    .pro-swiper-outer .swiper-button-next,
    .pro-swiper-outer .swiper-button-prev{
        width: 36px;
        
    }


}