@charset "UTF-8";
/* index.html 手机端适配 — 仅 max-width: 768px，桌面端不生效 */

/* 汉堡按钮仅移动端显示 */
.nav-hamburger {
  display: none;
}

/* 覆盖 main.css @850px 的 .top{display:none}，否则手机端顶栏整栏被隐藏 */
@media screen and (max-width: 850px) {
  .topBox,
  .topBox .top {
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
  }
}

@media screen and (max-width: 768px) {
  html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
    overflow-x: hidden;
  }

  body {
    font-size: 14px;
    line-height: 1.5;
    overflow-x: hidden;
    width: 100%;
    min-width: 0;
  }

  /* 图片与盒子自适应 */
  img,
  video,
  svg,
  canvas,
  iframe {
    max-width: 100%;
    height: auto;
  }

  .wrap,
  .wrap1,
  .cont,
  .cont1,
  .container2,
  .contenta,
  .content1560,
  .wja_content_wrap,
  .wjd_container,
  .vr_text,
  .indexBanner,
  .indexBanner .swiper-slide,
  .indexBanner .imgList .img1 {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box;
  }

  .wrap,
  .wrap1 {
    padding-left: 16px;
    padding-right: 16px;
  }

  div,
  section,
  article,
  aside,
  header,
  footer,
  nav,
  main,
  figure,
  .section,
  .big_div,
  .big_div_box,
  .big_list,
  .big_item,
  .iaboutus,
  .wja_section,
  .wjc_development_wrapper,
  .wjc_timeline_card,
  .wjd_performance_case,
  .wjd_flex_wrap,
  .wjd_left_content,
  .wjd_right_logo,
  .conttt,
  .conttt .add,
  .itemcon,
  .skdk,
  .menuLeft,
  .model,
  .searchPWBox,
  .table,
  .tableCell {
    max-width: 100%;
    box-sizing: border-box;
  }

  /*
   * fullPage 手机端：responsiveWidth 关闭整屏锁定后，
   * 每屏按内容撑开（至少一屏高），页面可正常滚动并吸附到各 section
   */
  html.fp-enabled {
    overflow: auto !important;
    height: auto !important;
  }

  html.fp-enabled body,
  body.fp-responsive {
    overflow: auto !important;
    height: auto !important;
    scroll-snap-type: y proximity;
  }

  #superContainer,
  #fullPage {
    height: auto !important;
    position: relative !important;
    touch-action: auto !important;
    transform: none !important;
  }

  #fullPage .fp-section,
  .section {
    height: auto !important;
    min-height: 100vh;
    min-height: 100dvh;
    overflow: visible !important;
    position: relative !important;
    top: auto !important;
    scroll-snap-align: start;
    scroll-snap-stop: normal;
    padding-top: 56px;
    box-sizing: border-box;
  }

  .section .table {
    display: table !important;
    width: 100% !important;
    height: auto !important;
    min-height: calc(100dvh - 56px);
    min-height: calc(100vh - 56px);
  }

  .section .tableCell {
    display: table-cell !important;
    width: 100% !important;
    height: auto !important;
    vertical-align: middle;
  }

  /* 首屏 Banner：铺满整屏，无上下留白 */
  .section.section1 {
    min-height: 100vh;
    min-height: 100dvh;
    height: 100vh;
    height: 100dvh;
    padding-top: 0 !important;
    padding-bottom: 0 !important;
    overflow: hidden;
    background-color: #1c1c1c;
  }

  .section:not(.section1):not(.section-footer) {
    min-height: 0;
    padding-bottom: 40px;
  }

  .section:not(.section1):not(.section-footer) .table {
    min-height: 0;
  }

  .section-footer {
    display: none !important;
    height: 0 !important;
    min-height: 0 !important;
    padding: 0 !important;
    margin: 0 !important;
    overflow: hidden !important;
    visibility: hidden !important;
  }

  /* 取消固定宽高、行高（必须 display:block，覆盖 main.css 850px 的 .top{display:none}） */
  .topBox,
  .topBox .top,
  .top {
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
    height: auto;
    min-height: 56px;
    position: fixed !important;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 10001 !important;
  }

  .logo {
    height: auto;
    padding-top: 8px;
    flex: 1 1 auto;
    min-width: 0;
    z-index: 1002;
    position: relative;
    max-width: none;
    overflow: visible;
    order: 1;
  }

  .top .logo.fl {
    display: block !important;
    float: none !important;
    flex: 0 0 auto;
    flex-shrink: 0;
    opacity: 1 !important;
    visibility: visible !important;
    transform: none !important;
  }

  .logo img {
    height: 44px;
    width: auto;
    max-width: 100%;
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
  }

  /* 保留顶栏 Logo */
  .logo .logo1 {
    display: none !important;
  }

  .logo .logo2,
  .top.show .logo .logo2 {
    display: block !important;
    height: 44px !important;
    width: auto !important;
    max-height: none;
  }

  /* 首屏无 .top.show 时也保证 logo 可见（避免白底白字） */
  .top:not(.show) .logo .logo2 {
    display: block !important;
    filter: drop-shadow(0 1px 3px rgba(0, 0, 0, 0.65));
  }

  .menu {
    height: auto;
    line-height: normal;
  }

  .menu dd a.dh,
  .menu dd .ej li a {
    line-height: 1.5;
  }

  /* 顶栏：汉堡 + 点击展开导航 */
  .topBox .top .wrap > .clear {
    display: none;
  }

  .nav-hamburger {
    display: flex !important;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    min-width: 44px;
    min-height: 44px;
    padding: 0;
    margin-left: auto;
    border: 1px solid rgba(255, 255, 255, 0.45);
    border-radius: 6px;
    background: rgba(0, 0, 0, 0.45);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    cursor: pointer;
    z-index: 10002;
    position: relative;
    -webkit-tap-highlight-color: transparent;
    flex: 0 0 44px;
    flex-shrink: 0;
    order: 2;
  }

  .nav-hamburger span {
    display: block !important;
    width: 22px;
    height: 2px;
    background: #fff;
    border-radius: 1px;
    box-shadow: 0 0 1px rgba(0, 0, 0, 0.35);
    transition: transform 0.3s ease, opacity 0.3s ease;
  }

  .top.show .nav-hamburger {
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(0, 0, 0, 0.12);
  }

  .top.show .nav-hamburger span {
    background: #333;
    box-shadow: none;
  }

  .nav-hamburger.is-active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .nav-hamburger.is-active span:nth-child(2) {
    opacity: 0;
  }

  .nav-hamburger.is-active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .topBox .top .wrap {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    justify-content: flex-start;
    position: relative;
    padding-left: 16px;
    padding-right: 16px;
  }

  .top .topbtn.fr,
  .top .menu.fr {
    float: none !important;
  }

  .topbtn {
    display: none;
  }

  .menuBox {
    flex: 0 0 0;
    width: 0;
    height: 0;
    overflow: visible;
    order: 3;
    padding: 0;
    margin: 0;
  }

  /* 覆盖 main.css 850px 的 .menu{display:none}，由汉堡控制展开 */
  .menuBox .menu {
    display: none !important;
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    height: auto;
    line-height: 1.5;
    margin: 0;
    padding: 8px 0 16px;
    transform: none !important;
    opacity: 1 !important;
  }

  .menuBox.is-open .menu {
    display: flex !important;
    position: fixed;
    top: 56px;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 10003;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 8px 16px 24px;
    background: rgba(0, 0, 0, 0.92);
    pointer-events: auto;
    touch-action: manipulation;
  }

  body.nav-menu-open {
    overflow: hidden;
  }

  .top.show .menuBox.is-open .menu {
    background: rgba(255, 255, 255, 0.98);
  }

  .top.show .menuBox.is-open .menu dd a.dh,
  .top.show .menuBox.is-open .menu dd .ej li a {
    color: #333;
  }

  .menuBox .menu dd {
    float: none;
    width: 100%;
    margin-right: 0;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  }

  .menuBox .menu dd a.dh {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 8px;
    font-size: 16px;
    min-height: 44px;
    line-height: 1.4;
    box-sizing: border-box;
    cursor: pointer;
    -webkit-tap-highlight-color: rgba(255, 255, 255, 0.1);
    touch-action: manipulation;
    pointer-events: auto;
  }

  .menuBox .menu dd.nav-has-sub > a.dh::after {
    content: "+";
    font-size: 20px;
    font-weight: 300;
    line-height: 1;
    opacity: 0.7;
    flex-shrink: 0;
    margin-left: 8px;
  }

  .menuBox .menu dd.nav-sub-open > a.dh::after {
    content: "−";
  }

  .menuBox .menu dd .ej {
    position: static !important;
    top: auto !important;
    display: none !important;
    height: auto !important;
    line-height: 1.5;
    white-space: normal;
    padding: 0 0 0 16px !important;
    margin: 0;
    overflow: visible;
    opacity: 1 !important;
    visibility: visible !important;
    left: auto !important;
    right: auto !important;
    transform: none !important;
    pointer-events: auto;
  }

  .menuBox .menu dd .ej.open,
  .menuBox .menu dd.nav-sub-open > .ej {
    display: block !important;
    padding-top: 4px !important;
    padding-bottom: 12px !important;
  }

  /* 覆盖 main.css 桌面端 .ej.open{height:50px} */
  .menuBox .menu dd .ej.open {
    height: auto !important;
    max-height: none !important;
  }

  .menuBox .menu dd .ej li {
    display: block !important;
    margin-right: 0;
    line-height: 1.6;
    text-align: left;
    width: 100%;
  }

  .menuBox .menu dd .ej li a {
    display: block;
    font-size: 14px;
    padding: 12px 8px;
    min-height: 44px;
    box-sizing: border-box;
    color: rgba(255, 255, 255, 0.9);
  }

  .top.show .menuBox.is-open .menu dd .ej li a {
    color: #555;
  }

  .menuBox .menu dd.nav-sub-open > a.dh {
    color: #ad7d5a;
  }

  .top.show .menuBox.is-open .menu dd.nav-sub-open > a.dh {
    color: #ad7d5a;
  }

  .menuBox .menu .huaKRed {
    display: none;
  }

  /* 触控：按钮、输入框 */
  button,
  .wjd_btn,
  .sy_more,
  .more_cp a,
  .indexbtn,
  #indexSerachBtn,
  a.dh {
    min-height: 44px;
    font-size: 16px;
    line-height: 1.4;
    padding: 10px 16px;
    box-sizing: border-box;
  }

  input,
  textarea,
  select,
  #indexSearchKey {
    font-size: 16px;
    min-height: 44px;
    line-height: 1.4;
    padding: 10px 12px;
    box-sizing: border-box;
    max-width: 100%;
  }

  .searchPWBox {
    width: 90%;
    max-width: 100%;
    margin: 0 auto;
  }

  .searchPWBox input {
    width: 100%;
    height: auto;
    line-height: 1.4;
  }

  /* Banner：高度铺满首屏，背景 cover 无留白 */
  .section.section1 .indexBanner {
    width: 100%;
    min-height: 100vh;
    min-height: 100dvh;
    height: 100vh;
    height: 100dvh;
  }

  .section.section1 .indexBanner .swiper-wrapper,
  .section.section1 .indexBanner .swiper-slide {
    min-height: 100vh;
    min-height: 100dvh;
    height: 100vh;
    height: 100dvh;
    background-position: center center !important;
    background-size: cover !important;
    background-repeat: no-repeat !important;
    -webkit-animation: none !important;
    animation: none !important;
  }

  .indexBanner .imgList .img1 {
    width: 100% !important;
    height: auto !important;
    font-size: 18px;
    letter-spacing: 2px;
    padding-top: 18%;
    line-height: 1.4;
  }

  .indexBanner .btnBox .prev,
  .indexBanner .btnBox .next {
    min-width: 44px;
    min-height: 44px;
  }

  /* 关于我们 */
  .iaboutus {
    width: 100% !important;
    left: 0 !important;
    top: 0;
    padding: 20px 16px;
  }

  .iaboutus .iaboutusContent {
    display: flex;
    flex-direction: column;
    gap: 16px;
  }

  .iaboutus .iaboutusTitle span {
    font-size: 28px;
    letter-spacing: 4px;
    line-height: 1.2;
  }

  .iaboutus .iaboutusRight .iaboutusText {
    font-size: 14px;
    line-height: 1.75;
  }

  .iaboutus .iaboutusRight .iaboutusText p br {
    display: none;
  }

  .unique-img-float {
    height: auto !important;
    max-height: 56px;
    width: auto;
  }

  .sy_more {
    width: auto;
    max-width: 140px;
    margin: 20px auto;
    font-size: 14px;
    line-height: 1.4;
    padding: 10px 0;
  }

  /* 绿色数据 */
  .wja_section {
    min-height: auto;
    padding: 60px 16px;
  }

  .wja_title_wrap {
    margin: 32px 0;
  }

  .wja_title_top {
    font-size: 16px;
    letter-spacing: 4px;
    line-height: 1.4;
    margin-bottom: 12px;
  }

  .wja_title_main {
    font-size: 28px;
    line-height: 1.3;
  }

  .wja_title_main img {
    max-height: 48px;
    width: auto;
  }

  .wja_data_wrap {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px 16px;
    justify-items: center;
    flex-direction: row;
  }

  .wja_data_item {
    width: 100%;
    max-width: 100%;
    padding-bottom: 24px;
    padding-left: 12px;
  }

  .wja_data_num {
    font-size: 36px;
    line-height: 1.1;
  }

  .wja_data_numz i {
    font-size: 16px;
    line-height: 1.4;
  }

  .wja_data_label {
    font-size: 14px;
    line-height: 1.4;
  }

  /* 发展历程 */
  .wjc_development_wrapper {
    min-height: auto;
    padding: 32px 0;
    display: block;
  }

  .wjc_timeline_container {
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding: 0 16px;
  }

  .wjc_timeline_card {
    flex: none;
    width: 100% !important;
    height: auto !important;
    min-height: 320px;
    margin-left: 0 !important;
    clip-path: none !important;
    padding: 0;
    overflow: hidden;
    background-repeat: no-repeat;
    background-position: center center;
    background-size: cover;
    position: relative;
  }

  .wjc_timeline_card > a {
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    min-height: 320px;
    padding: 24px 16px 28px;
    box-sizing: border-box;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.75) 0%, rgba(0, 0, 0, 0.35) 45%, rgba(0, 0, 0, 0.15) 100%);
    color: #fff;
    text-decoration: none;
  }

  /* 保留三张历程卡片 lcbg 背景（cover 铺满，避免顶部多余裁切） */
  .wjc_timeline_container .wjc_timeline_card:nth-child(1) {
    background-image: url(../images/lcbg1.jpg) !important;
  }

  .wjc_timeline_container .wjc_timeline_card:nth-child(2) {
    background-image: url(../images/lcbg2.jpg) !important;
  }

  .wjc_timeline_container .wjc_timeline_card:nth-child(3) {
    background-image: url(../images/lcbg3.jpg) !important;
  }

  .wjc_card_tag,
  h3.wjc_card_tag {
    margin-top: 0 !important;
    font-size: 16px;
    line-height: 1.4;
  }

  .wjc_card_year {
    font-size: 40px;
    line-height: 1.2;
    margin: 16px 0;
  }

  .wjc_card_desc,
  .wjc_card_extra {
    font-size: 14px;
    line-height: 1.6;
    margin: 12px 0;
    opacity: 1 !important;
    visibility: visible !important;
    height: auto !important;
    display: block !important;
  }

  .wjc_card_extra {
    margin-left: 0;
    margin-right: 0;
  }

  /* 桌面 hover 才用的占位图，移动端不显示 */
  .wjc_card_img {
    display: none !important;
    height: 0 !important;
    margin: 0 !important;
    padding: 0 !important;
    opacity: 0 !important;
    visibility: hidden !important;
  }

  /* 产品中心（第5屏）：移动端每项独立背景图 */
  .section.section5 {
    background: #2a2a2a !important;
    padding-left: 0 !important;
    padding-right: 0 !important;
  }

  .section.section5 .table,
  .section.section5 .tableCell {
    display: block !important;
    min-height: 0 !important;
    padding: 0 !important;
  }

  .big_div {
    position: relative;
    width: 100%;
    height: auto;
    min-height: auto;
  }

  /* 桌面用 hover 切换的 big_bg 层在移动端高度为 0，改为隐藏 */
  .big_div_box {
    display: none !important;
  }

  .big_list {
    position: relative;
    top: auto;
    left: auto;
    width: 100%;
    height: auto;
    display: flex;
    flex-direction: column;
    flex-wrap: nowrap;
    z-index: 1;
  }

  .big_item {
    flex: none !important;
    width: 100% !important;
    max-width: 100%;
    margin-top: 0 !important;
    padding: 40px 16px 48px;
    justify-content: center;
    text-align: center;
    min-height: 55vh;
    min-height: 55dvh;
    background-repeat: no-repeat !important;
    background-position: center center !important;
    background-size: cover !important;
    box-sizing: border-box;
  }

  .big_item:nth-child(1) {
    background-image: url(../images/a1.jpg) !important;
  }

  .big_item:nth-child(2) {
    background-image: url(../images/a2.jpg) !important;
  }

  .big_item:nth-child(3) {
    background-image: url(../images/a3.jpg) !important;
  }

  /* 取消桌面 hover 背景，避免覆盖 a1/a2/a3 */
  .big_item:nth-child(1):hover,
  .big_item:nth-child(2):hover,
  .big_item:nth-child(3):hover {
    background-size: cover !important;
    background-position: center center !important;
  }

  .big_item:nth-child(3),
  .big_item:nth-child(4) {
    margin-top: 0 !important;
  }

  .big_icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 16px;
  }

  .big_text_1,
  h3.big_text_1 {
    font-size: 18px;
    line-height: 1.4;
    margin: 8px 0;
  }

  .big_text_2 {
    font-size: 14px;
    line-height: 1.5;
    margin: 6px 0;
  }

  .big_text_3 {
    font-size: 13px;
    line-height: 1.6;
    height: auto;
    padding: 0 8px;
    margin: 8px 0;
    -webkit-line-clamp: unset;
    display: block;
    overflow: visible;
  }

  .more_cp {
    width: auto;
    max-width: 140px;
    margin: 16px auto;
    line-height: 1.4;
    padding: 10px 0;
  }

  .more_cp a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 10px 20px;
  }

  /* 业绩案例 */
  .wjd_performance_case {
    overflow: visible;
  }

  .wjd_container {
    height: auto !important;
    min-height: auto;
    display: block !important;
    padding: 80px 16px 32px;
    max-width: 100%;
  }

  .wjd_flex_wrap {
    flex-direction: column;
    gap: 28px;
  }

  .wjd_left_content {
    flex: none;
    width: 100%;
    text-align: center;
  }

  .wjd_section_title {
    font-size: 26px;
    line-height: 1.3;
  }

  .wjd_section_subtitle {
    font-size: 16px;
    line-height: 1.4;
  }

  .wjd_stats {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    margin: 24px 0;
    flex-wrap: wrap;
  }

  .wjd_stat_item {
    margin-right: 0;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }

  .wjd_stat_numz {
    display: inline-flex;
    justify-content: center;
    align-items: baseline;
    width: 100%;
  }

  .wjd_stat_num {
    font-size: 28px;
    line-height: 1.2;
    display: inline-block;
  }

  .wjd_stat_numz i {
    font-size: 14px;
    line-height: 1.4;
    padding-left: 6px;
  }

  .wjd_stat_label {
    font-size: 14px;
    line-height: 1.4;
    text-align: center;
    width: 100%;
    margin-top: 6px;
  }

  .wjd_btn {
    width: auto;
    max-width: 200px;
    margin: 0 auto;
    display: block;
    min-height: 44px;
  }

  /* 业绩案例：移动端隐藏右侧 Logo 滚动区 */
  .wjd_right_logo,
  .wjd_logo_scroll,
  .wjd_logo_track {
    display: none !important;
    animation: none !important;
  }

  /* 联系我们 */
  .container2 {
    padding: 0 16px;
  }

  .contenta h2 {
    font-size: 26px;
    line-height: 1.3;
    top: 0;
    margin-bottom: 16px;
  }

  .contenta p {
    font-size: 14px;
    line-height: 1.6;
  }

  .conttt {
    width: 100%;
    max-width: 100%;
    flex-direction: column;
    gap: 20px;
    margin-top: 16px;
  }

  .conttt .add {
    width: 100% !important;
    margin-top: 16px;
    line-height: 1.6;
    text-align: left;
    padding: 0 8px;
  }

  .conttt .add h3 {
    font-size: 17px;
    line-height: 1.4;
    min-height: 44px;
    display: flex;
    align-items: center;
    background-position: left center !important;
    background-size: 20px auto !important;
    padding-left: 0px;
    margin-bottom: 8px;
  }

  .conttt .add p {
    font-size: 14px;
    line-height: 1.6;
  }

  .hihieee {
    margin-top: 24px;
    padding: 20px 16px;
    font-size: 14px;
    line-height: 1.6;
  }

  .skdk {
    flex-wrap: wrap;
    max-width: 100%;
    justify-content: center;
    gap: 16px;
  }

  .itemcon {
    width: 46%;
    max-width: 140px;
    margin: 0;
  }

  .itemcon img {
    width: 100%;
    max-width: 100px;
    height: auto;
  }

  .footyu {
    font-size: 12px;
    line-height: 1.6;
    padding: 16px 12px 24px;
    word-break: break-word;
  }

  /* 侧栏与滚屏导航 */
  .folRcon {
    right: 8px !important;
    transform: scale(0.8);
    transform-origin: right center;
  }

  .svg {
    width: 28px !important;
    max-width: 28px;
  }

  /* 移动端使用顶栏汉堡，隐藏左侧旧菜单按钮避免混淆 */
  .svgbtn,
  .svg.show {
    display: none !important;
  }

  .menuLeft {
    width: 100% !important;
  }

  .menuLB {
    padding-left: 24px;
  }

  .menuLB dl dt a {
    font-size: 18px;
    line-height: 1.4;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
  }

  .menuLB dl dd a {
    font-size: 14px;
    line-height: 1.5;
    padding: 8px 0;
    min-height: 40px;
    display: inline-flex;
    align-items: center;
  }

  .nextbtn {
    min-width: 44px;
    min-height: 44px;
  }

  .pt3 {
    padding-top: 108px;
    padding-bottom: 40px;
  }

  .pt3 .top1 {
    width: 100%;
    left: 0;
    margin-top: 0;
    height: auto;
  }

  .pt3 .pic {
    display: none;
  }
}