.mobmenu {display: none; margin: 0 0 0 0.4rem; position: relative; z-index: 9;}
.mobmenu dl {width: 0.3rem; margin-right: 10px; cursor: pointer; height: 0.16rem; position: relative;}
.mobmenu dl dd {width: 0;height: 0.02rem;background: #fff; width: 0.2rem;position: absolute; transition: all 0.3s;}
.mobmenu dl dd:first-child {animation: sjnav 2.4s linear infinite;}
.mobmenu dl dd:nth-child(2) {top: 50%;margin-top: -0.01008rem;}
.mobmenu dl dd:last-child {bottom: 0; animation: sjnav 2.4s linear infinite;animation-delay: 0.4s;}
.mobmenu {width: .5rem; height: .5rem;border: 1px solid #FFFFFF; border-radius: 5px; align-items: center; justify-content: center;}
.mobmenu dl {margin-right: 0;}
.mobmenu dl dd {left: 50%;transform: translateX(-50%);}
.header.c-style3 .mobmenu dl dd {background: #333;}
.header.c-style3 .mobmenu h4 {color: #333;}


.header.c-style2 .mobmenu {border-color: #333;}

/* 导航头 */
.flexsb{display: flex; justify-content: space-between; align-items: center;}
.mobmenu h4 {color: #fff; margin-left: 0.2rem;}
.mobmask {position: fixed;left: 0;top: 0;z-index: 99;width: 100%;height: 100vh;background: rgba(7,16,26,0.8);transition: all 0.5s;visibility: hidden;opacity: 0;transition-delay: 0.2s;}
.mobmask.active{opacity: 1;visibility: visible;}
.mobnavBox {padding-bottom: 20px; width: 60%;height: 100vh;position: fixed;z-index: 100;top: 0;left: -50%;overflow-y: auto;opacity: 0;transition: all 0.3s; background: #fff; visibility: hidden;}
.mobnavBox.active{transition-delay: 0.3s;opacity: 1;left: 0; visibility: visible;} 
.mobCon {padding: 0 0.2rem; }
.mobnavBox .top {padding: 0.2rem 0.2rem; height: 1rem; min-height: 50px; position: sticky;top: 0;z-index: 9999;background: #fff;box-shadow: 0 0 20px 0 rgba(0, 0, 0, 0.03);}
.mobnavBox .top .logo {display: flex; align-items: center; height: 100%; max-width: 50%;}
.mobnavBox .top .logo img , .mobnavBox .top .logo svg { max-height:100%; width: 100%; object-fit: contain;}
.mobnavBox .top .logo svg path {fill: #333;}
.mobnavBox .top .mobnavclose {width: 30px;height: 30px;position: relative; cursor: pointer;}
.mobnavBox .top .mobnavclose:before,
.mobnavBox .top .mobnavclose:after{content: "";position: absolute;left: 50%;top: 50%;transform: translate(-50%,-50%);background: #333;border-radius: 1px;}
.mobnavBox .top .mobnavclose:before{width: 20px;height: 2px;transform: translate(-50%,-50%) rotate(45deg);}
.mobnavBox .top .mobnavclose:after{width: 2px;height: 20px;transform: translate(-50%,-50%) rotate(225deg);}
/* 导航搜索 */
/* version1.0 */
.mobsearch {margin-top: 30px;}
.mobsearch form {display: flex; align-items: center; justify-content: space-between;}
.mobsearch form input {width: calc(100% - 52px);line-height: 40px;border: 1px solid #eee;border-radius: 2px;padding: 0 12px;font-size: var(--font14); color: #333;}
.mobsearch form button {width: 42px;height: 42px;background: #85C02E;color: #333;border-radius: 2px;font-size: 14px; border: 0; cursor: pointer;}
.mobsearch form button img {filter: brightness(100); -webkit-filter:brightness(100);}
/* version2.0 */
.mobnavBox .form { background-color: #f5f5f5;display: flex;align-items: center;margin-bottom: 0.2rem; margin-top: 0.36rem;}
.mobnavBox .form .f_sub,.mobnavBox .form .tx {height:0.8rem;}
.mobnavBox .form .int {display: flex;align-items: center;width: calc(100% - 1.54rem);padding: 0 0.45rem;}
.mobnavBox .form .int i {width: 0.32rem;display: block;overflow: hidden;}
.mobnavBox .form .int i svg {float: left;width: 100%;}
.mobnavBox .form .int .tx {width: calc(100% - 0.32rem);padding: 0.2rem 0.16rem;font-size: var(--font20);}
.mobnavBox .form .f_sub {display: flex;align-items: center;justify-content: center;width: 1.54rem;color: #fff;background-color: #85C02E;cursor: pointer;font-size: var(--font24);}
@media (max-width: 767px) {
  .mobnavBox .form .int {width: calc(100% - 3rem);padding: 0 0.32rem;}
  /* .mobnavBox .form .f_sub, .mobnavBox .form .int .tx {height: 1rem; font-size: var(--font16);} */
  /* .mobnavBox .form .f_sub {font-size: var(--font16);}
  .mobnavBox .bottom .nav li h3 a,.fz_bt{font-size: var(--font19);} */
}

/* 导航内容 */
.mobnavBox .bottom {padding: 6px 0;}
.mobnavBox .bottom .nav li {margin: 0.4rem 0;}
.mobnavBox .bottom .nav li h3 {display: flex;align-items: center;justify-content: space-between; }
.mobnavBox .bottom .nav li h3 a {display: block;text-align: center;color: #333;padding-left: 4px;font-size: var(--font24);}
.mobnavBox .bottom .nav li h3 i {display: flex; align-items: center; justify-content: center; font-size: .5rem; line-height: 1; color: #333;text-align: center; transition: .4s; cursor: pointer;}
.mobnavBox .bottom .nav li h3 i svg {max-width: 100%;}
.mobnavBox .bottom .nav li h3 i img {max-width: 100%;}
.mobnavBox .bottom .nav li .m-subnav {border-bottom: 1px solid #dbdbdb;padding-bottom: 5px;display: none;}
.mobnavBox .bottom .nav li .m-subnav a {margin: 10px 0;padding-left: 5px;position: relative; font-size: var(--font20); color: #333; display: flex;align-items: center;}
.mobnavBox .bottom .nav li .m-subnav a::before {content: ''; width: 4px; height: 4px; border-radius: 50%; background: #85C02E; display: inline-flex; margin-right: 5px; flex-shrink: 0;}

/*三级导航 */
.mobnavBox .bottom .nav li .m-subnav dl {border-bottom: 1px solid #eee;}
.mobnavBox .bottom .nav li .m-subnav dl:last-child {border: 0;}
.mobnavBox .bottom .nav li .m-subnav dl dt {display: flex; justify-content: space-between; gap: .15rem;}
.mobnavBox .bottom .nav li .m-subnav dl dt a {font-size: var(--font22);}
.mobnavBox .bottom .nav li .m-subnav dl dt a::before {display: none;}
.mobnavBox .bottom .nav li .m-subnav dl dt .btn {width: 20px; position: relative; flex-shrink: 0;}
.mobnavBox .bottom .nav li .m-subnav dl dt .btn i {position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%); font-weight: 700; font-size: var(--font28);}
.mobnavBox .bottom .nav li .m-subnav dl dt .btn .i2 {opacity: 0;}
.mobnavBox .bottom .nav li .m-subnav dl .list {display: none;}
.mobnavBox .bottom .nav li .m-subnav dl .list a {display: flex; position: relative; align-items: center; font-size: var(--font16);}
.mobnavBox .bottom .nav li .m-subnav dl .list a:first-child {margin-top: 0;}
.mobnavBox .bottom .nav li .m-subnav dl.on dt .btn .i2 {opacity: 1;}
.mobnavBox .bottom .nav li .m-subnav dl.on dt .btn .i1 {opacity: 0;}
.mobnavBox .bottom .nav li.on h3 a {color: #85C02E;}
.mobnavBox .bottom .nav li.on h3 i {transform: rotate(90deg);color: #85C02E;}
.mobnavBox .bottom .nav li.on h3 i:before,
.mobnavBox .bottom .nav li.on h3 i:after {background: #fff;}
.mobnavBox .bottom .nav li h3 a:hover,
.mobnavBox .bottom .nav li .m-subnav a:hover , .mobnavBox .bottom .nav li .m-subnav a.on {color: #85C02E;}
.mobnavBox .bottom .nav li .m-subnav a:hover:before , .mobnavBox .bottom .nav li .m-subnav a.on:before {border-color: #85C02E;}
.mobnavBox .bottom .nav li .m-subnav a:hover:after , .mobnavBox .bottom .nav li .m-subnav a.on:after {background: #85C02E;}
.mobnavBox .bottom .links dl dd {margin: 0.048rem 0;}
.mobnavBox .bottom .links dl dd a {display: flex; align-items: center;}
.mobnavBox .bottom .links dl dd span { margin-left: 0.032rem; display: block; text-align: center;color: #333; padding-left: 4px; font-size: var(--font20);}

/* 导航语言 */
/* version2.0 */
.mobnavBox .moblang .tit {font-size: var(--font20); text-align: center; font-weight: 700; margin-bottom: 0.2rem;}
.mobnavBox .moblang .moblan a {border: 1px solid #eee; margin: 0.16rem 0; color: #666;}
.mobnavBox .moblang .moblan a:active {border-color: #85C02E; background: #85C02E; color: #fff;}

/* 导航联系方式 */
/* version1.0 */
.moblan a {display: flex;align-items: center;justify-content: center;height: 0.5rem;}
.sitebtn {display: block;border-radius:4px;	background-image: linear-gradient(135deg, #85C02E 10%, #fff 60%, #85C02E 100%);overflow: hidden;background-size: 200% auto;color: #fff;text-align: center;}
.mobinfo {padding-top: 0.2rem; border-top: 1px solid #eee;}
.mobinfo h2 {color: #85C02E; font-weight: 700; margin-bottom: 0.3rem;}
.mobinfo dl dd {display: flex;margin-top: 0.15008rem; align-items: center;}
.mobinfo dl dd .icBox {max-width: 15px;max-height: 15px;display: flex;align-items: center;justify-content: center;margin-right: 5px;}
.mobinfo dl dd .icBox img {max-width: 100%;}
.mobinfo dl dd p {width: calc(100% - 14px);color: #333; }
.mobinfo dl dd p a {color: #333;}
.mobinfo dl dd p a:active {color: #85C02E;}
@keyframes sjnav{0% {width: 0;}25% {width: .15rem;}50% {width: .3rem;}75% {width: .15rem;}100% {width: 0;}}
/* version2.0 */
.fz_bt {margin-top: 0.2rem; display: flex;align-items: center;justify-content: center;border-radius: 3px;background-color: #fff;color: #85C02E;transition: all 0.3s linear;border: 1px solid #eee; width: 100%; padding: 0.1rem 0; font-size: var(--font24);}
.fz_bt i {display: flex;width: 0.3rem;height: 0.3rem;margin-right:0.2rem;overflow: hidden;}
.fz_bt i svg{width: 100%; height: 100%;}
.fz_bt i svg path{fill: #85C02E;}
.fz_bt span {color: #85C02E;}
.fz_bt:active {background: #85C02E; border-color: #85C02E;}
.fz_bt:active i svg path{fill: #fff;}
.fz_bt:active span{color: #fff;}
@media (any-hover: hover) {
  .mobinfo dl dd p a:hover {color: #85C02E;}
  .fz_bt:hover{background: #85C02E; border-color: #85C02E;}
  .fz_bt:hover i svg path{fill: #fff;}
  .fz_bt:hover span{color: #fff;}
}
@media (max-width: 767px) {
  .mobnavBox .bottom .nav li {margin: 0.4rem 0;}
  .fz_bt i {width: 0.4rem; height: 0.4rem; margin-right: 0.15rem;}
}



/* ======================================================1600px========================================================= */
@media (max-width: 1600px) {
  /* 关于我们 */
  .aboutFour-item .item-inner {height: 5rem;}
}

/* ======================================================1440px========================================================= */
@media (max-width: 1440px) {

}

/* ======================================================1280px========================================================= */
@media (max-width: 1280px) {
  /* 菜单页：侧栏占比微调 */
  .menu-side {width: 28%;}

  /* 头部 */
  nav {width: 65%;}
  .navTwo-tit {font-size: var(--font40);}
  .navTwo-desc {font-size: var(--font18);}

  /* 首页：合作客户列数 */
  .indexTwo-card {gap: .25rem; padding: .4rem;}
  .indexThre-item .item-top {height: calc(100% - 35%);}
  .indexThre-item .item-pic {height: 35%;}
  .indexFive-pag {margin-top: .5rem;}
  .indexFive-swiper .news-tit {margin-top: .3rem;}

  /* 关于我们 */
  .aboutTwo .box {width: 60%;}

}


/* ======================================================1024px========================================================= */
@media  (max-width: 1024px) { 
  /* 菜单页：左右结构保留，侧栏加宽给导航 */
  .menu-side {width: 34%;}
  .menu-desc {max-width: 100%;}

  /* 头部 */
  .header nav {display: none;}
  .navTwo {display: none !important;}
  .mobmenu {display: inline-flex;}
  .head_us {margin-left: .2rem;}
  /* Footer */
  .footer-slide .footer {min-height: auto;}
  .footer-bar-inner {flex-wrap: wrap;}
  .footer-nav {flex-wrap: wrap; justify-content: center;}


  /* 首页：全屏竖向轮播 → 普通纵向滚动 */
  .indexSwiper {height: auto; overflow: visible;}
  .indexSwiper > .swiper-wrapper {display: block; height: auto; transform: none !important;}
  .indexSwiper > .swiper-wrapper > .swiper-slide,
  .indexSwiper > .swiper-wrapper > .home-slide {height: auto; overflow: visible;}
  .indexSwiper .home-slide > .h100,
  .indexSwiper .home-slide .h100 {height: auto;}
  .indexpagtion {display: none;}

  /* 背景层：用 inset 撑满（height:100% 在父级 auto 时会塌陷） */
  .indexSwiper > .swiper-wrapper > .home-slide > .bjBox {height: auto; bottom: 0;}
  /* Banner：保留一屏高度（需压过 home-slide 的 height:auto） */
  .indexSwiper > .swiper-wrapper > .home-slide.indexBanner,
  .indexBanner {height: 100vh; height: 100dvh; overflow: hidden;}
  .indexBanner .swiper,
  .indexBanner .swiper-wrapper,
  .indexBanner .slide,
  .indexBanner .slide .box,
  .indexBanner .slide .box.h100 {height: 100%;}
  /* 关于我们：标题进文档流，列表随内容撑开 */
  .indexOne-box {height: auto; display: flex; flex-direction: column; }
  .indexOne .indexTitle {position: relative; top: auto; left: auto; width: 100%; flex-shrink: 0; padding: .6rem 0;}
  .indexOne-list {height: auto; flex: 1;}
  .indexOne-item .item-inner {height: auto; padding: 1.5rem 0;}
  .indexOne-item .item-body {padding: 0 .5rem;}
  .indexOne-item .item-body .more {position: relative; margin-top: .5rem; inset: 0; transform: none; opacity: 1; visibility: visible;}
  /* 技术支持：地图改相对定位，内容在下方 */
  .indexTwo {display: flex; flex-direction: column; overflow: hidden;}
  .indexTwo-stage {order: 2;position: relative; left: auto; top: auto; width: 100%; height: auto; aspect-ratio: 2 / 1; transform: none; flex-shrink: 0; overflow: hidden;}
  .indexTwo-box,
  .indexTwo-box .container {height: auto;padding-top: .5rem;}
  .indexTwo-box .indexTitle {padding-bottom: .5rem;}
  .indexTwo-card { max-width: 100%; position: absolute; padding: .25rem; gap: .2rem;}
  .indexTwo-card .card-item .name {font-size: var(--font18);}
  /* 业务板块：标题进文档流 */
  .indexThre-box {height: auto; display: flex; flex-direction: column;}
  .indexThre .indexTitle {position: relative; top: auto; left: auto; width: 100%; pointer-events: auto; flex-shrink: 0; padding: 1rem 0;}
  .indexThre-list {height: auto; flex: 1;        align-items: flex-end;}
  .indexThre-item .item-inner {height: auto;}
  .indexThre-item .desc {opacity: 1;visibility: visible;transform: translateY(0);transition-delay: .3s;}
  .indexThre-item .top {transform: translateY(0);}
  .indexThre-item .item-top {flex: none; position: relative; height: auto; padding: .8rem;}
  .indexThre-item .item-pic {height: auto; aspect-ratio: 16 / 10; ;}
  /* 合作客户 */
  .indexFour-box,
  .indexFour-box .container {height: auto;}
  .indexFour-box .container {padding: 1rem 0;}
  .indexFour-main {min-height: 0; width: 100%;}
  .indexFour-swiper {width: 100%; height: 5.25rem;}
  .indexFour-row {grid-template-columns: repeat(4, 1fr);}
  /* 新闻资讯：左右结构保留，侧栏限宽 */
  .indexFive-box,
  .indexFive-box .container,
  .indexFive-inner {height: auto;}
  .indexFive-side {width: 30%; max-width: 3.6rem;}
  .indexFive-main {height: auto; min-width: 0;}
  .indexFive-swiper {height: auto;}
  .indexFive-swiper .news-card {height: auto;}

  /* =====内页公用===== */
  .ny-banner .inner {min-height: 60vh;}
  .ny-banner-bar {flex-wrap: wrap; align-items: flex-start;}
  .ny-tabs {display: none; justify-content: flex-start; flex-wrap: nowrap; overflow-x: auto; overflow-y: hidden; -webkit-overflow-scrolling: touch; scrollbar-width: none;}
  .ny-tabs::-webkit-scrollbar {display: none;}
  .ny-tabs li {flex-shrink: 0;}

  /* =====关于我们===== */
  .aboutOne-layout {flex-direction: column;}
  .aboutOne-left,
  .aboutOne-right {max-width: 100%; width: 100%; min-height: auto; padding-left: 0; padding-right: 0;}
  .aboutOne-right {padding-top: 0; padding-bottom: 0;}
  .aboutOne-axis {display: none;}
  .aboutOne .bg { width: 100%; }

  .aboutTwo .box {width: 80%; max-width: none;}

  .aboutFour-item .item-inner {height: 100%;}
  .aboutFour-item .desc {max-height: none; opacity: 1; transform: none;}
  .aboutFour-item .desc p {margin-top: .2rem;}

  .aboutFive-years .year {font-size: .5rem;}
  .aboutFive-years .name {font-size: var(--font20);}
  .aboutFive-nav {margin-left: .4rem;}

  /* =====技术支持===== */
  .techThre .indexTwo-box {position: static;}
  .techThre .indexTwo-box .container {position: static;}
  .techThre .indexTwo-card {    top: 50%; transform: translateY(-50%);}

  /* =====业务板块===== */
  /* 平板及以下取消 sticky 叠层，改为常规文档流布局 */
  .business-item {height: auto;}
  .business-item + .business-item {margin-top: 0;}
  .business-panel {height: auto;}
  .business-panel .container {height: auto;  position: static;}
  .business-media {position: relative; inset: auto;}
  .business-media-img {width: 100%;}
  .business-copy {padding: 0 1rem;     max-width: 50%;}

  /* =====联系我们：平板布局适配（仅框架）===== */
  .tactOne-hd {flex-direction: column; align-items: flex-start;}
  .tactOne-tabs {flex-wrap: wrap;}
  .tactOne-body {align-items: stretch;}
  .tactOne-info {width: 40%; max-width: none;}
  .tactOne-map {width: 60%;}


}

/* ======================================================991px========================================================= */
@media (max-width: 991px) { 
  /* 菜单页：改为上导航 + 下内容 */
  .menuMain {height: 100dvh;}
  .menuMain-inner {flex-direction: column;}
  .menu-side {width: 100%;height: auto;flex-shrink: 0;flex-direction: row;align-items: center;justify-content: flex-start;border-right: 0;padding: 1rem 4%;border-bottom: 1px solid rgba(255, 255, 255, 0.28);}
  .menu-slide {padding-top: 1rem;}
  .menu-nav {flex: 1;min-width: 0;flex-direction: row;align-items: center;overflow: hidden;padding-bottom: 0;}
  .menu-nav-arrow {font-size: .4rem;}
  .menu-nav-prev {transform: rotate(-90deg);}
  .menu-nav-next {transform: rotate(-90deg);}
  .menu-nav-list {flex-direction: row;flex-wrap: nowrap;width: 100%;overflow-x: auto;-webkit-overflow-scrolling: touch;}
  .menu-nav-list li {flex-shrink: 0; gap: .25rem;}
  .menu-foot {position: fixed; bottom: .4rem; left: 4%; }
  .menu-content {flex: 1; min-height: 0; height: auto;}
  .menu-logo {left: auto; right: 4%; bottom: .4rem;}

  /* =====展望未来：布局响应式适配（仅框架/布局）===== */
  .futureOne-layout {flex-direction: column; gap: .5rem;}
  .futureOne-left,
  .futureOne-right {width: 100%;}
  .futureOne-right {    background: #85C02E;}
  .futureOne-right::before {display: none;}
}

/* 仅手机端生效（≤767px） */
@media (max-width: 767px) { 
  /* 菜单页：小屏继续保持上下结构 */
  .menu-logo {display: none;}
  .menuMain-inner {flex-direction: column;}
  .menu-side {width: 100%; height: auto;}
  .menu-content {flex: 1; min-height: 0;}

  /* 头部 */
  .headBox .inner {height: 1.2rem;}
  .mobnavBox {width: 100%;}
  .mobnavBox .top {height: 1.2rem;}
  .mobmenu {margin-left: 0;}
  .mobmenu h4 {margin-left: .15rem;}
  /* #c-placeholder {height: 1.2rem; min-height: auto;} */
  .searchFull .ssf-fields-wrap {margin: 0;}
  .head_us {margin-left: 0;}

  /* 底部 */
  .footer-brand img {width: 3.5rem;}
  .footer-nav {justify-content: center; padding: 0; display: none;}
  .footer-nav a {font-size: var(--font28);}
  .footer-extra {flex-wrap: wrap; justify-content: center;}
  .footer-bar-inner {flex-direction: column; align-items: center; text-align: center; padding-bottom: .3rem;}
  .footer-contact,
  .footer-copy,
  .footer-extra {justify-content: center; width: 100%;}
  .footer-contact {margin-bottom: .5rem;}
  .footer-contact a, .footer-contact > span {font-size: var(--font24);}
  /* 内页底部 */
  .footer-inner .footer-main {display: none;}

  /* =====首页 */
  .indexSwiper > .swiper-wrapper > .home-slide.indexBanner,
  .indexBanner {height: 100vh; height: 100dvh;}

  .indexOne-list {flex-direction: column;}
  .indexOne-item {width: 100%;}
  .indexOne-item .item-inner {padding: 0; padding-bottom: 1.5rem;}
  .indexOne-item .item-tags {display: none;}

  .indexTwo {padding-bottom: 1rem;}
  .indexTwo-stage {display: none;}
  .indexTwo-card {width: 100%; position: relative; left: 0; padding: .5rem; margin-top: 0;}
  .indexTwo-card .card-item .name {font-size: var(--font30);}

  .indexThre-list {flex-direction: column;}
  .indexThre-item {width: 100%; border-right: 0; border-bottom: 1px solid rgba(214, 214, 214, 0.55);}
  .indexThre-item:last-child {border-bottom: 0;}
  .indexThre-item .name {font-size: var(--font30);}
  .indexThre-item .item-pic { aspect-ratio: 16 / 8; ;}
  .indexFour-row {grid-template-columns: repeat(2, 1fr);}

  .indexFive .indexTitle {text-align: center;}
  .indexFive-box .container {padding-top: .5rem;}
  .indexFive-swiper .news-card {border-right: 0;}
  .indexFive-inner {flex-direction: column; align-items: stretch;}
  .indexFive-side {width: 100%; max-width: none;}
  .indexFive-main {width: 100%;}


  /* =============================================内页============================================ */
  /* 内页公用样式 */
  .ny-banner .tit {font-size: .5rem;}
  .ny-breadcrumb {white-space: normal;}

  /* 关于我们 */
  .aboutTitle .watermark {font-size: .8rem;}

  .aboutOne-since {font-size: 1rem;}
  .aboutOne-video {margin-top: 1rem; margin-left: .4rem;}
  .aboutTwo .box {width: 100%;}
  .aboutTwo .bjBox img {height: 100%; transform: none;}
  .aboutTwo .list p {white-space: normal; font-size: var(--font16);}

  .aboutThree .aboutTitle {text-align: center;}
  .aboutThree .aboutTitle .watermark {left: 50%; transform: translate(-50%, -50%);}
  .aboutThree-list {flex-direction: column; align-items: stretch; width: 100%;}
  .aboutThree-item {width: 100%;}
  .aboutThree-item .item-pic {aspect-ratio: 16 / 9;}

  .aboutFour-list {flex-direction: column;}
  .aboutFour-item,
  .aboutFour-item.on {flex: none; width: 100%;}
  .aboutFour-item .sub,
  .aboutFour-foot {flex-direction: column; text-align: center;}
  .aboutFour-foot .foot-slogan {text-align: center;}

  .aboutFive-main {flex-direction: column; height: auto; align-items: stretch;}
  .aboutFive-left {width: 100%; padding-left: 0; overflow: hidden;}
  .aboutFive-visual {width: 100%; order: -1;}
  .aboutFive-card {margin-left: 0; width: 90%;}
  .aboutFive-thumbs .swiper-slide {gap: .2rem;}
  /* 发展历程：手机端横向切换 */
  .aboutFive-progress {position: relative;left: auto;top: auto;bottom: auto;width: 100%;height: 2px;margin-bottom: 0.35rem;}
  .aboutFive-progress-fill {transform-origin: left center;}
  .aboutFive-years {flex-direction: row;flex-wrap: nowrap;transition: transform 0.55s cubic-bezier(0.22, 0.61, 0.36, 1);will-change: transform;}
  .aboutFive-years .year-item {flex: 0 0 100%;width: 100%;max-height: none !important;margin-bottom: 0 !important;opacity: 1 !important;pointer-events: auto !important;transform: none !important;}
  .aboutFive-years .year-item .year-body {max-height: none !important;margin-top: 0.18rem !important;opacity: 1 !important;transform: none !important;}
  .aboutFive-years .year-item .name,
  .aboutFive-years .year-item .desc {opacity: 1 !important;transform: none !important;}
  .aboutFive-nav {width: 100%;flex: none;flex-direction: row;align-items: center;justify-content: center;margin-left: 0;padding: 0.4rem 0 0;gap: 0.15rem;}
  .aboutFive-nav .nav-arrow {transform: none; flex-shrink: 0; font-size: var(--font40);}
  .aboutFive-nav .nav-prev i,
  .aboutFive-nav .nav-next i {display: inline-block; transform: rotate(-90deg);}
  .aboutFive-thumbs {flex: 1; min-width: 0; overflow: hidden;}
  .aboutFive-thumbs .swiper-slide {width: auto;justify-content: center;margin-bottom: 0 !important;padding: 0 0.12rem;}
  .aboutFive-thumbs .swiper-slide span {font-size: var(--font24);}

  .aboutSix .left,
  .aboutSix .right {width: 100%;}
  .aboutSix .left {order: 1;margin-top: .5rem;}

  /* =====技术支持===== */
  .techOne-list {flex-direction: column; gap: 0;}
  .techOne-item {flex: none; width: 100%; }

  .techTwo .aboutTitle {margin-bottom: 1rem;}
  .techTwo-logos {flex-direction: column; align-items: flex-start;}
  .techTwo-inner {flex-direction: column;}
  .techTwo-item--reverse .techTwo-inner {flex-direction: column;}
  .techTwo-info {flex: none; max-width: 100%; width: 100%; padding: .8rem .4rem;}
  .techTwo-info::after {left: 0; width: 100%;}
  .techTwo-item:nth-child(even) .techTwo-info::after {left: 0;}
  .techTwo-pic {width: 100%; right: auto; left: auto; transform: none;}
  .techTwo-item:nth-child(even) .techTwo-pic {left: auto; transform: none;}
  .techTwo-pic img {min-height: 0;}
  .techTwo-item {margin-top: .8rem;}

  .techThre {padding-top: 0;}
  .techThre .indexTwo-card {position: relative; top: 0; transform: none;}

  /* =====业务板块===== */
  /* 手机端进一步避免背景图过高，保持“图在上、文案在下” */
  .business-panel {min-height: 0;}
  .business-media-img {min-height: 0; aspect-ratio: 16 / 9;}
  .business-copy {width: 100%;}
  .business-copy {padding: 1rem 0; position: relative; left: auto; right: auto; top: auto; bottom: auto; transform: none; max-width: 100%;}
  .business-copy--left,
  .business-copy--right,
  .business-copy--center {left: auto; right: auto; top: auto; bottom: auto; transform: none; text-align: left; align-items: flex-start;}
  .business-item--dark {color: #333;}
  .business-item--dark .business-link .menu-more-txt {color: #333;}
  .business-desc {font-size: var(--font16);}
  .business-title {font-size: .5rem;}
  .business-link {margin-top: 1rem;}
  /* 详情 */
  .businessDate-layout {flex-wrap: wrap;}
  .businessDate-aside {width: 100%; display: grid; grid-template-columns: repeat(2, 1fr); gap: .3rem; position: relative; top: 0;}

  /* =====展望未来：布局响应式适配（仅框架/布局）===== */
  .futureOne-left {padding-bottom: 0;}
  .futureOne-right {padding: .5rem;}
  .future-card {min-height: initial;}
  .future-card-label {writing-mode: vertical-rl; letter-spacing: 5px; font-size: var(--font20); padding: .2rem;}
  
  .futureTwo {background-attachment: local;}
  .futureTwo .tit .t2 {font-size: var(--font40);}
  .futureTwo .box {height: auto;}
  .futureTwo .numlist {flex-direction: column;margin-top: .5rem; gap: .3rem;}

  /* =====合作客户===== */
  .customerOne-hd .tit {font-size: var(--font40);}

  /* =====新闻资讯：布局响应式（仅框架/结构）===== */
  .newsOne-hd .tit {font-size: var(--font40);}
  .news-list {gap: .5rem; margin-top: 1rem;}
  .newsMain .news-item {flex-direction: column;align-items: stretch;min-height: auto;}
  .newsMain .news-item .news-pic {width: 100%;margin-top: 0;flex-shrink: 0;height: auto;}
  .newsMain .news-item .news-info {width: 100%;}
  .newsMain .news-item .news-more {align-self: flex-start;}
  /* 新闻详情 */
  .newsDate-layout {flex-wrap: wrap;}
  .newsDate-main {flex: none; width: 100%;}
  .newsDate-aside { width: 100%;}

  /* =====联系我们：手机布局适配（仅框架）===== */
  .tactOne-panels {margin-top: 0;}
  .tactOne-hd .tit {font-size: var(--font40);}
  .tactOne-hd {flex-direction: column; align-items: flex-start;}
  .tactOne-tabs {flex-wrap: wrap;}
  .tactOne-body {flex-direction: column; align-items: stretch; gap: .5rem;}
  .tactOne-info,
  .tactOne-map {width: 100%; max-width: none;}
  .tactTwo-form .layui-row {margin-left: 0; margin-right: 0;}
  .tactTwo-form .layui-col-md6 {width: 100%; padding-left: 0; padding-right: 0;}
  .tactTwo-item--code {display: flex; align-items: center;}
  .tactTwo-item--code .layui-input {flex: 1; min-width: 0; padding-right: .2rem;}
  .tactTwo-item--code .captcha {position: static; flex-shrink: 0;}
  .tactTwo-code {position: static; right: auto; top: auto; transform: none;}

  
}