@charset "utf-8";
/* CSS Document */
*, ::after, ::before {
  box-sizing: initial;
}

.text-bolder {
  font-weight: bolder;
}

.text-primary {
  color: #004280;
}
.text-secondary {
  color: #3e3a39;
}

.text-light-blue {
  color: #008cd6;
}

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

.h-100 {
  height: 100%;
}
.w-100 {
  width: 100%;
}

.mw-100 {
  max-width: 100%;
}

.my-2 {
  margin-top: .5rem;
  margin-bottom: .5rem;
}

.mb-1 {
  margin-bottom: .25rem;
}
.mb-2 {
  margin-bottom: .5rem;
}

.mb-10 {
  margin-bottom: 10px;
}
.mb-15 {
  margin-bottom: 15px;
}
.mb-34 {
  margin-bottom: 34px;
}
.mt-40 {
  margin-top: 40px;
}
.mb-40 {
  margin-bottom: 40px;
}

.px-10 {
  padding-left: 10px;
  padding-right: 10px;
}
.px-15 {
  padding-left: 15px;
  padding-right: 15px;
}
.pt-20 {
  padding-top: 20px;
}
.pb-20 {
  padding-bottom: 20px;
}
.py-20 {
  padding-top: 20px;
  padding-bottom: 20px;
}
.pt-40 {
  padding-top: 40px;
}

.pt-50-sm {
  padding-top: 50px;
}

.col {
  position: relative;
  width: 100%;
  min-height: 1px;
  padding-right: 15px;
  padding-left: 15px;

  flex: 1 0 0;
}
.col-auto {
  flex: 0 0 auto;
  width: auto;
}

.position-relative {
  position: relative;
}
.position-absolute {
  position: absolute;
}

.justify-content-center {
  justify-content: center;
}
.justify-content-between {
  justify-content: space-between;
}
.justify-content-end {
  justify-content: end;
}

.shadow {
  box-shadow: 3px 3px 6px 3px rgba(0, 0, 0, 0.2);
}

.owl-prev {
  position: absolute;
  top: 35%;
  left: -35px;
}

.owl-next {
  position: absolute;
  top: 35%;
  right: -35px;
}

.owl-prev i, .owl-next i {
  font-weight: bolder;
  text-shadow: 0px 0px 10px #2b3653;
}

.owl-theme .owl-nav [class*=owl-] {
  color: rgb(255 255 255 / 0.8) !important;
}

.owl-theme .owl-nav [class*=owl-]:hover {
  background: unset !important;
  color: #FFF !important;
  text-decoration: none;
}

.advan-solution *, .advan-solution *::before, .advan-solution *::after {
  box-sizing: border-box !important;
}
.text-center {
  text-align: center !important;
}
.advan-solution {
  font-family: 'Microsoft YaHei'!important;
}

#main-banner-wrapper .adv-key-visual-carousel {
  max-height: 550px;
}

#main-banner-wrapper .banner-wrapper .banner-item div,
#main-banner-wrapper .banner-wrapper .banner-item {
  height: 550px;
}

#main-banner-wrapper .banner-wrapper .banner-item .banner-content {
  top: 20px;
  left: 0;
  right: 0;
  bottom: 0;

  width: 100%;
  text-align: center;

  color: white;
}

#main-banner-wrapper .banner-wrapper .banner-item .banner-content .kv-logo {
  max-width: 300px;
}

#main-banner-wrapper .banner-wrapper .banner-item .banner-content h1 {
  margin-top: -16px;
  text-shadow: 2px 2px 6px rgb(0, 0, 0);
}

#main-banner-wrapper .banner-wrapper .banner-item .banner-content h2 {
  margin-top: -10px;
  text-shadow: 2px 2px 6px rgb(0, 0, 0);
}

#main-banner-wrapper .banner-wrapper .banner-item .banner-content .kv-icons-container {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;

  height: fit-content;
}

#main-banner-wrapper .banner-wrapper .banner-item .banner-content .kv-icons-container .kv-icons {
  position: relative;
  height: fit-content;
  width: fit-content;

  margin: 0 auto;
  overflow: unset;
}

#main-banner-wrapper .banner-wrapper .banner-item .banner-content .kv-icons-container .kv-icons img {
  max-width: 650px;
}

#main-banner-wrapper .banner-wrapper .banner-item .banner-content .kv-icons-container .kv-icons .contact {
  position: absolute;
  right: -39px;
  bottom: 15px;

  height: auto;
  width: 20px;

  display: flex;
  align-items: center;

  writing-mode: vertical-rl;

  color: #004280;
  background: linear-gradient(to left, #fdd000 72%, #7c4e00 100%);
  box-shadow: 0px 0px 5px 1px rgba(0, 0, 0, 0.2);

  padding: 15px 20px;
  border-radius: 0 5px 5px 0;
}

.advan-nav.primary-nav-wrapper {
  background-color: #6382b1;
  color: white;

  border-bottom: 4px solid #6382b1;
}

.advan-nav.primary-nav-wrapper a {
  color: white;
}

.advan-nav.primary-nav-wrapper a:hover {
  color: white;
}

.advan-nav.primary-nav-wrapper .navbar-nav li.nav-item:nth-last-of-type(2)::after {
  border-right: none;
}

.advan-nav.primary-nav-wrapper .navbar-nav li.nav-item:hover::before {
  background-color: white;
}

.advan-nav.primary-nav-wrapper .navbar-expand-md .navbar-collapse {
  justify-content: center;
}

#wifi-7 {
  padding-top: 40px;
  padding-bottom: 20px;
  margin-top: 150px;
  background: linear-gradient(to left, #155685, #034783);
}

#wifi-7 .wifi-7-sol-img {
  position: relative;
}

#wifi-7 .wifi-7-sol-img img {
  position: absolute;
  top: -178px;
  right: 0;
}

#about-aiw {
  background: url(css-img/about-aiw/for-AIoT-bg.jpg) no-repeat center / cover;
}

#about-aiw .main-img .info-img-m {
  display: none;
}

.step-item {
  margin-left: -55px;
  margin-bottom: 10px;

  position: relative;
}
.step-item img {
  width: 480px;
}
.step-item .step-title {
  position: absolute;
  top: 18px;

  width: 90%;
  height: 170px;

  color: white;

  text-align: center;

  display: flex;
  justify-content: center;
  align-items: center;
}
.step-item .step-title span {
  font-size: 28px;
  font-weight: bolder;
}
.step-item .step-content {
  position: absolute;
  top: 170px;

  width: 90%;
  height: 265px;

  padding: 2.5rem 3rem 2.5rem 9rem;
}
.step-item .step-content li {
  font-size: 24px;
  line-height: 3rem;
}
@media screen and (max-width: 1900px) {
  .step-item .step-title{
    top: 58px;
    height: auto;
  }
  .step-item img {
    width: 350px;
  }
  .step-item .step-content{
    top: 110px;
    padding: 2.5rem 3rem 2.5rem 7rem;
  }
  .step-item .step-content li{
    font-size: 20px;
    line-height: 1.75;
  }

}
@media screen and (max-width: 1370px) {
  .step-item .step-title{
    top: 58px;
    height: auto;
  }
  .step-item img {
    width: 330px;
  }
  .step-item .step-content{
    top: 110px;
    padding: 2.5rem 1.5rem 2.5rem 6rem;
  }
  .step-item .step-content li{
    font-size: 18px;
    line-height: 1.75;
  }
}
@media screen and (max-width: 1289px) {
  .step-item .step-title{
    top: 58px;
    height: auto;
  }
  .step-item img {
    width: 300px;
  }
  .step-item .step-title span{
    font-size: 27px;
  }
  .step-item .step-content{
    top: 100px;
    padding: 2.5rem 1.5rem 2.5rem 6rem;
  }
  .step-item .step-content li{
    font-size: 16px;
    line-height: 1.75;
  }
}
@media screen and (max-width: 1169px) {
  .step-item .step-title{
    top: 45px;
    height: auto;
  }
  .step-item img {
    width: 260px;
  }
  .step-item .step-title span{
    font-size: 26px;
  }
  .step-item .step-content{
    top: 80px;
    padding: 2.5rem 1.5rem 2.5rem 6rem;
  }
  .step-item .step-content li{
    font-size: 14px;
    line-height: 1.75;
  }
}

@media screen and (max-width: 1024px) {
  .step-item .step-title{
    top: 45px;
    height: auto;
  }
  .step-item img {
    width: 250px;
  }
  .step-item .step-title span{
    font-size: 24px;
  }
  .step-item .step-content{
    top: 75px;
    padding: 2.5rem 1.5rem 2.5rem 5.5rem;
  }
  .step-item .step-content li{
    font-size: 14px;
    line-height: 1.75;
  }
}

@media screen and (max-width: 969px) {
  .step-item .step-title{
    top: 55px;
    height: auto;
  }
  .step-item img {
    width: 325px;
  }
  .step-item .step-title span{
    font-size: 28px;
  }
  .step-item .step-content{
    top: 120px;
    padding: 2.5rem 1.5rem 2.5rem 5.5rem;
  }
  .step-item .step-content li{
    font-size: 18px;
    line-height: 1.75;
  }
}

@media screen and (max-width: 575px) {
  .step-item img {
    width: 300px;
  }
  .step-item .step-title {
    top: 10px;

    height: 105px;
  }
  .step-item .step-title span {
    font-size: 24px;
  }
  .step-item .step-content {
    top: 120px;

    height: 265px;

    padding: 1.5rem 3rem 1.5rem 6rem;
  }
  .step-item .step-content li {
    font-size: 14px;
    line-height: 1.75;
  }
}

#product li {
  font-size: 14px;
  margin-left: 1.2rem;
}

#product .product-img {
  position: absolute;
  top: 0;
  left: 0;

  z-index: 1;

  padding: 0;
}

#product .product-content {
  margin-top: 30px;
  padding-left: 300px;

  max-width: 1024px;
  min-height: 300px;

  background-color: #f2f2f2;
}

#product .product-content .product-title {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;

  z-index: 3;

  padding-left: 350px;

  color: white;
}
#product .product-content .product-title.aiw-100 {
  background: linear-gradient(to right, rgba(0, 67, 129, 0), rgb(0, 67, 129), rgba(0, 67, 129, 0));
}
#product .product-content .product-title.aiw-200 {
  background: linear-gradient(to right, rgba(0, 91, 172, 0), rgb(0, 91, 172), rgba(0, 91, 172, 0));
}
#product .product-content .product-title.aiw-300 {
  background: linear-gradient(to right, rgba(0, 160, 233, 0), rgb(0, 160, 233), rgba(0, 160, 233, 0));
}
#product .product-content .product-title.aiw-400 {
  background: linear-gradient(to right, rgba(100, 131, 177, 0), rgb(100, 131, 177), rgba(100, 131, 177, 0));
}
#product .product-content .product-title.aiw-500 {
  background: linear-gradient(to right, rgba(130, 205, 219, 0), rgb(130, 205, 219), rgba(130, 205, 219, 0));
}

#product .product-content .product-title h3 {
  margin-top: .5rem;
}

#product .product-content .product-info {
  z-index: 2;

  padding-top: 60px;
  padding-left: 50px;
  padding-bottom: 40px;

  background: linear-gradient(to right, rgb(0 0 0 / 0%), #f2f2f2 50px, #f2f2f2 100%);
  color: #595757;
}

#product .product-content .product-info img {
  width: auto;
}

#product .product-content .product-imgs {
  z-index: 2;

  padding-top: 60px;
  padding-bottom: 40px;

  font-size: 14px;

  background-color: #f2f2f2;
  color: #595757;
}

#product .product-content .product-imgs img {
  margin: 0 auto;
  width: auto;
}

#case .case-title-container {
  padding: 90px 15px 100px 100px;
  z-index: 2;
}

#case .case-title-container h3 {
  margin-bottom: 0;
}

#case .case-img-container {
  z-index: 1;
}

#case .case-img-container img {
  margin-top: 16px;
  width: auto;
}

#case .case-content-container {
  justify-content: center;
}

#case .case-content-container .case-text {
  padding-left: 100px;
  padding-right: 100px;
}

#case .case-content-container .case-text li {
  margin-left: 1.2rem;
}

#case .case-content-container .case-diagram img {
  width: auto;
}

#about-us .about-book {
  margin-top: -50px;
}

#about-us .about-item img {
  max-width: 100%;
}

#about-us .about-item p {
  min-height: 48px;
}

#contact-us {
  background: linear-gradient(88deg, #014f9a 0%, #196bb1 100%);
  color: #fff;
}

#contact-us .block-wrapper {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;

  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;

  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;

  -webkit-box-orient: horizontal;
  -webkit-box-direction: reverse;
  -ms-flex-direction: row-reverse;
  flex-direction: row-reverse;

  font-size: 1.2em;
  font-weight: bold;
}

#contact-us .block-wrapper .contact-us-title {
  width: 180px;
  font-size: 1.65em;
  text-align: left;
}

#contact-us .block-wrapper .contact-us-img {
  position: relative;
  margin: 0 20px;
  width: 208px;
  line-height: 0px;
}

#contact-us .block-wrapper .contact-us-img img {
  max-width: 100%;
  width: auto;
}

#contact-us .block-wrapper .contact-us-img .contact-us-link {
  position: absolute;
  border-radius: 50%;
  width: 60px;
  height: 60px;
}

#contact-us .block-wrapper .contact-us-img .contact-us-link.fb {
  top: 5px;
  left: 0px;
  z-index: 4;
}

#contact-us .block-wrapper .contact-us-img .contact-us-link.linkedin {
  width: 55px;
  height: 55px;
  top: 15px;
  left: 55px;
  z-index: 1;
}

#contact-us .block-wrapper .contact-us-img .contact-us-link.yt {
  width: 55px;
  height: 55px;
  top: 29px;
  left: 101px;
  z-index: 2;
}

#contact-us .block-wrapper .contact-us-img .contact-us-link.mail {
  top: 10px;
  right: 0px;
  z-index: 4;
}

#contact-us .block-wrapper .contact-us-content {
  max-width: calc(100% - 248px - 180px);
  text-align: right;
  font-size: 18px;
  line-height: 1.5;
}

.footer-copyright li {
  font-size: 12px;
  line-height: 1.5;
  color: #666;
}

.footer-copyright li:first-child {
  padding-left: 0;
  border-left: none;
}

@media screen and (max-width: 1299px) {
  .owl-prev {
    left: 10px;
  }

  .owl-next {
    right: 10px;
  }
}

@media screen and (max-width: 1023px) {
  #product .product-content {
    padding-left: 100px;
  }

  #product .product-content .product-title {
    padding-left: 150px;
  }
}

@media (min-width: 992px) {
  .col-lg {
    position: relative;
    width: 100%;
    min-height: 1px;
    padding-right: 15px;
    padding-left: 15px;

    flex: 1 0 0;
  }
  .col-lg-auto {
    flex: 0 0 auto;
    width: auto;
  }
}

@media screen and (max-width: 991px) {
  #case .case-title-container {
    padding: 90px 50px 0 50px;
  }

  #case .case-img-container {
    display: flex;
    justify-content: center;
  }

  #case .case-img-container img {
    margin-top: 0;
  }

  #case .case-content-container .case-text {
    padding-top: 20px;
    padding-left: 50px;
    padding-right: 50px;
  }
}

@media (min-width: 768px) {
  .col-md {
    position: relative;
    width: 100%;
    min-height: 1px;
    padding-right: 15px;
    padding-left: 15px;

    flex: 1 0 0;
  }
  .col-md-auto {
    flex: 0 0 auto;
    width: auto;
  }
}

@media screen and (max-width: 767px) {
  .adv-paragraph {
    padding-left: 15px;
    padding-right: 15px;
  }

  h1 {
    font-size: 36px !important;
  }

  .pt-50-sm {
    padding-top: 25px;
  }

  #main-banner-wrapper .banner-wrapper .banner-item div,
  #main-banner-wrapper .banner-wrapper .banner-item {
    max-height: 450px;
  }

  #main-banner-wrapper .banner-wrapper .banner-item .banner-content {
    top: 10px;
    padding: 10px;
  }

  #main-banner-wrapper .banner-wrapper .banner-item .banner-content h3 {
    font-size: 16px;
  }

  #main-banner-wrapper .banner-wrapper .banner-item .banner-content .kv-logo {
    max-width: 200px;
  }

  #main-banner-wrapper .banner-wrapper .banner-item .banner-content .kv-icons-container {
    bottom: 10px;
    left: 10px;
    right: 10px;
  }

  #main-banner-wrapper .banner-wrapper .banner-item .banner-content .kv-icons-container .kv-icons img {
    max-width: 100%;
  }

  #main-banner-wrapper .banner-wrapper .banner-item .banner-content .kv-icons-container .kv-icons .contact {
    position: fixed;
    right: 0;
    top: 25%;
    bottom: unset;

    height: auto;
    width: 20px;

    transform: rotate(180deg);
  }
  #main-banner-wrapper .banner-wrapper .banner-item .banner-content .kv-icons-container .kv-icons .contact span{
    transform: scale(-1);
  }

  .advan-nav .navbar-expand-md.close .mb-primary-nav {
    background-color: #6382b1;
    color: white;
  }

  .advan-nav .pre-btn.show {
    background: linear-gradient(to left, rgba(255, 255, 255, 0) 0%, rgba(99, 130, 177, 1) 70%, rgba(99, 130, 177, 1) 100%);
  }

  .advan-nav .next-btn.show {
    background: linear-gradient(to right, rgba(255, 255, 255, 0) 0%, rgba(99, 130, 177, 1) 70%, rgba(99, 130, 177, 1) 100%);
  }

  #wifi-7 {
    margin-top: 20px;
  }

  #wifi-7 .wifi-7-sol-img img {
    position: unset;
    top: 0;
    right: 0;

    max-width: 100%;
  }

  #about-aiw .main-img .info-img {
    display: none;
  }

  #about-aiw .main-img .info-img-m {
    display: unset;
  }

  #product .product-img {
    position: unset;
  }

  #product .product-content {
    margin-top: 0;
    padding-left: 0;
    min-height: unset;
  }

  #product .product-content .product-title {
    padding-left: 50px;
  }

  #about-us .about-book {
    margin-top: 0;
    width: 100%;
  }

  #about-us .about-item {
    text-align: center;
  }

  #contact-us .block-wrapper {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;

    font-size: 1.2em;
    font-weight: bold;
  }

  #contact-us .block-wrapper .contact-us-title {
    width: 100%;
    -webkit-box-ordinal-group: 3;
    -ms-flex-order: 2;
    order: 2;
    text-align: center;
  }

  #contact-us .block-wrapper .contact-us-img {
    -webkit-box-ordinal-group: 2;
    -ms-flex-order: 1;
    order: 1;
  }

  #contact-us .block-wrapper .contact-us-content {
    max-width: 500px;
    width: 100%;
    text-align: center;
    -webkit-box-ordinal-group: 4;
    -ms-flex-order: 3;
    order: 3;
    padding-bottom: 20px;
  }
}

@media screen and (max-width: 575px) {

  #product .product-content .product-info {
    padding-right: 50px;
    padding-bottom: 0;
  }

  #product .product-content .product-imgs {
    padding-top: 0;
    padding-left: 50px;
    padding-right: 50px;
  }
}


/* 底部 */
.foot{
    background: #406180;
}
.foot-w{
    width: 1200px;
    height: 120px;
    margin: 0 auto;
}
.foot-container{
    display: flex;
    align-items: center;
    padding: 24px 0 15px;
}
.foot-container h3{
    width: 10%;
    color: #fff;
    font-size: 24px;
}

.foot-container ul{
    width: 90%;
    height: 100%;
    display: flex;
    align-items: center;
    border-left: 2px solid #fff;
    padding-left: 20px;
    list-style: none;
}

.foot-container ul li{
	flex:1;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 5px;
}
.foot-container ul li a{
	color:#FFFFFF;
	font-size: 1rem;
}
.foot-container ul li .del p{
    margin: 10px 0;
}
.foot .ewm-1{
    width: 72px;
}
.foot-b{
    display: flex;
    align-items: center;
    justify-content: flex-start;
    height: 83px;
    background: #f5f5f5;
}
.footb-w{
    width:1200px;
    margin: 0 auto;
}
.footb-w p{
    line-height: 83px;
    font-size: 14px;
    color: #666;
}
@media screen and (max-width: 1200px) {
    .foot-w{
        width: 100%;
    }
    .foot-container{
        justify-content: center;
    }
    .foot-container ul{
        margin-left: 2%;
        width: 80%;
    }
}
@media screen and (max-width: 1200px) {
    .foot-container h3{
        display: none;
    }
    .foot-container ul{
        border: none;
    }
}
@media screen and (max-width: 980px) {
	.foot-w{
        height: auto;
    }
    .foot-container ul{
        justify-content: center;
        flex-direction: column;
        gap: 20px;
    }
}
@media screen and (max-width: 768px) {
    .foot-w{
        height: auto;
    }
    .foot-container ul{
        justify-content: center;
        flex-direction: column;
        gap: 20px;
    }
    .footb-w p {
        width: 82%;
        margin: auto;
		line-height: normal;
    }
}