/*
Theme Name: Lankwitzer
Theme URI: https://lankwitzer.example
Author: Lankwitzer
Description: Battery Cell Coating Technology Leader. Static custom-coded home page with dynamic, CPT-driven Products, Applications, and Insights (listing + detail). Built from the supplied HTML/CSS.
Version: 2.0.0
Requires at least: 5.8
Requires PHP: 7.4
License: GPL-2.0-or-later
Text Domain: lankwitzer
*/

/* ---- Original global stylesheet (unchanged) ---- */

*{
    margin: 0;
    padding: 0;
}
img{
    vertical-align: top;
}
body{
    width: 100%;
    font-family: 'Roboto Regular', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 16px;
    background-color: #040A24;
    color: #FFFFFF;
}
.container{
  position: relative;
    display: block;
    width: 100%;
    max-width: 1444px;
    margin: 0 auto;
    padding-top: 100px;
}
.header{
    position: fixed; 
    top: 0;
    left:0;
    width: 100%;
    background-color: #040A24;
    box-shadow: 0px 1px 0px 0px rgba(0,117,255,0.15);
    color: #FFFFFF;
    z-index: 100;
}
.flexbw{
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    width: 100%;
}
.headder-container{
    padding: 32px 24px;
    width: 100%;
    max-width: 1444px;
    margin: 0 auto;
    box-sizing: border-box;
}

.flex-bw{
    display:flex;
    justify-content: space-between;
}
@font-face {
    font-family: 'Roboto Bold';
    src: url(./font/Roboto-Bold.ttf) format('truetype');
    font-style: normal;
    font-weight: bolder;
}

@font-face {
    font-family: 'Roboto Light';
    src: url(./font/Roboto-Light.ttf) format('truetype');
    font-style: normal;
    font-weight: lighter;
}

@font-face {
    font-family: 'Roboto Medium';
    src: url(./font/Roboto-Medium.ttf) format('truetype');
}

@font-face {
    font-family: 'Roboto Italic';
    src: url(./font/Roboto-MediumItalic.ttf) format('truetype');
}

@font-face {
    font-family: 'Roboto Regular';
    src: url(./font/Roboto-Regular.ttf) format('truetype');
}
.logo{
    display: inline-block;
    font-family: 'Roboto Italic', sans-serif;
    color: #FFFFFF;
    font-weight:lighter;
    font-size: 16px;
    line-height: 24px;
    text-align: center;
    font-style: italic;
    text-transform: none;

}
.logo img{
    width: 128px;
    margin-right: 11px;
}
.logo .dividingline{
    font-size: 24px;
    font-weight: 100;
    margin-right: 11px;
    font-family: 'Roboto Light';
    font-style: italic;
}
.navmenu{
    display: flex;
    align-items: center;
    gap: min(10vw, 200px);
}
.navmenu ul{
    display: flex;
    gap: 32px;
}

.navmenu ul li{
    list-style: none;
    font-family: 'Roboto Light', sans-serif;
}
.navmenu ul li.active{
    font-family: 'Roboto Regular', sans-serif;
}
.navmenu ul li a{
    display: block;
    color: #B2B2B2;
    font-size: 16px;
    line-height: 24px;
    text-align: center;
    text-decoration: none;
}
.navmenu ul li a:hover{
    color: #FFFFFF;
}

.navmenu ul li.active a{
    color: #FFFFFF;
    font-family: 'Roboto Regular', sans-serif;
}

.navmenu ul li .line{
    display: block;
    width: 100%;
    height: 2px;
    background-color: #FFFFFF;
    margin-top: 8px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.navmenu ul li.active .line,
.navmenu ul li:hover .line{
     opacity: 1;
}
.stylelanguage{
    display: flex;
    gap: 10px;
}
.stylelanguage .language{
    display: block;
    font-size: 10px;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    color: #B2B2B2;
}
.stylelanguage .language.active{
    color:#fff;
}
.stylelanguage .dividingline{
    font-size: 10px;
    font-weight: 100;
}
.section{
    position: relative;
    width: 100%;
}
.px80{
    padding-left: 80px;
    padding-right:  80px;
}
.py80{
    padding-top: 80px;
    padding-bottom: 80px;
}
.section-subtitle{
    font-family: 'Roboto Medium', sans-serif;
    text-transform: uppercase;
    height: 12px;
    font-size: 12px;
    color: #0075FF;
    line-height: 12px;
    text-align: center;
    font-style: normal;
}
.section-title,.section-title2{
    font-family: 'Roboto Bold', sans-serif;
    color: #FFFFFF;
    font-size: 40px;
    line-height: 40px;
    text-align: center;
    margin-top: 16px;
}
.section-title2{
    font-size: 32px;
    line-height: 32px;
}
.section-description{
    font-family: 'Roboto Light', sans-serif;
    font-size: 16px;
    line-height: 24px;
    color:rgb(255, 255, 255);
    /* color: #B2B2B2; */
    text-align: center;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    margin-top: 24px;
}
.section-footer{
    margin-top: 48px;
    max-width: 800px;
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}
.section-footer p{
    font-family: 'Roboto Light', sans-serif;
    font-size: 16px;
    line-height: 24px;
    font-weight: lighter;
    /* color:rgba(255, 255, 255, 0.7) */
    color:rgb(255, 255, 255)
}
.section-footer a{
    font-family: 'Roboto Bold', sans-serif;
    margin-top: 24px;
    display: inline-block;
    color:#ffffff;
    border-radius: 4px;
    border: 1px solid #FFFFFF;
    text-decoration: none;
    padding: 12px 24px;
}

.section-footer a .icon{
    width: 20px;
    height: auto;
    display: inline-block;
    margin-left: 12px;
}
.textleft{
    text-align: left;
}
.section-description.textleft{
    max-width: none;
}
.btn-box{
    margin-top: 24px;
    display: inline-block;
    gap: 24px;
}
.btn-box a{
    font-family: 'Roboto Bold', sans-serif;
    font-size: 14px;
    line-height: 20px;
    color: #FFFFFF;
    text-decoration: none;
    padding: 12px 28px;
    border: 1px solid #FFFFFF;
    border-radius: 4px;
    word-break: keep-all;
    min-width: 180px;
}
.btn-box a img.icon{
    width: 24px;
    height: auto;
    display: inline-block;
    margin-left: 8px;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.logo-box{
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}
.logo-box img{
    width: 48px;
    height: auto;
}
.contact .contact-info{
    text-align: left;
    flex:1;
    width: 100%;
}
.contact .contact-info .section-title,.contact .contact-info .section-description{
    max-width: none;
    text-align: left;}
.contact-form.btn-box a{
    background-color: #FFFFFF;
    color: #0075FF;
}
.userinfo{
    display: flex;
    gap: 72px;
    justify-content: space-between;

}
.userinfo .userlogo-box{
    width: 355px;
    height: auto;
}
.userlogo-box img{
    width: 272px;
    height: auto;
    display: block;
}
.userlogo-description{
    font-family: 'Roboto Italic', sans-serif;
    font-size: 32px;
    color: #FFFFFF;
    text-align: left;
    font-style: normal;
    text-transform: none;
    margin-top: 32px;
}
.userinfo-container{
    display: flex;
    gap: 40px;
}
.userinfo-container .userinfo-item{
    color: #FFFFFF;
    text-align: left;
    font-style: normal;
    text-transform: none;
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.userinfo-item .userinfo-tt{
    font-family: 'Roboto Bold', sans-serif;
    font-size: 20px;
    line-height: 28px;
    margin-top: 20px;
}

.userinfo-item .userinfo-tt:first-child{
    margin-top: 0;
}
.userinfo-item .userinfo-ul{
    margin-top: 20px;
    font-weight: 400;
    font-size: 16px;
    color: #FFFFFF;
    line-height: 16px;
    text-align: left;
    font-style: normal;
    text-transform: none;
}
.userinfo-ul .userinfo-li{
    
    font-family: 'Roboto Regular', sans-serif;
    position: relative;
    margin-top: 16px;
    color: rgba(255, 255, 255, 0.7);
}
.userinfo-ul .userinfo-li:first-child{
    margin-top: 0;
}
.social-media{
    width:200px;
}
.wechatimg{
    width:200px;
    height: auto;
    display: block;
}
.social-media-ul{
    margin-top: 24px;
}
.social-media-ul a{
    display: inline-block;
    width: 100%;
    margin-top: 16px;
    color: rgba(255, 255, 255, 0.7);
}
.social-media-ul a:first-child{
    margin-top: 0;
}

.py40{
    padding-bottom: 20px;
}
.py40{
    padding-top: 40px;
    padding-bottom: 40px;
}
.footer{
    position: relative;
    border-top: 1px solid transparent;
}
.footer .line{
    width: 100%;
    height: 1px;
    background-color: rgba(235, 235, 235,0.8);
    margin-bottom: 20px;
}
.footer-logo{
    display: inline-block;

}
.footer-logo img{
    width: 20px;
    height: 20px;
}
.footer-info{
    display: inline-block;
    font-weight: 300;
    font-size: 16px;
    color: #EBEBEB;
    line-height: 24px;
    text-align: left;
    font-style: normal;
    text-transform: none;
    font-family: Noto Sans SC, Noto Sans SC;
}

.image-wrapper_2 {
  background-color: rgba(0, 117, 255, 1);
  border-radius: 30px;
  width: 40px;
  height: 96px;
  justify-content: flex-center;
  position: fixed;
  right: calc(50% - min(720px,50%));
  bottom: 150px;
  z-index: 3;
}

.label_2 {
  width: 24px;
  height: 24px;
  margin: 16px 0 0 8px;
    cursor: pointer;
}
.groupbtnbox{
    cursor: pointer;
}
.groupbtnbox .label_2{
    margin: 0;
  width: 20px;
  height: 20px;
}
.label_3 {
  width: 24px;
  height: 24px;
  margin: 16px 0 16px 8px;
    cursor: pointer;
}
/**model product**/
.model{
    position: fixed;
    width: 100%;
    height: calc(100vh - 97px);
    z-index: 90;
    top: 97px;
    left: 0;
    display: none;
    background-color: rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}
.model-bg{
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 1;
    top: 0;
    left: 0;
    width: 100%;
    bottom: 0;
}
.model-content{
    background-color: rgba(4, 21, 58, 1);
    display: none;
    position: fixed;
    width: 100vw;
    left:0;
    top: 100px;
    z-index: 99;
}
.group_1 {
    width: 971px;
    margin: 0 auto;
}
.group_2 {
  background-color: rgba(4, 21, 58, 1);
  width: 100%;
  height: 395px;
  max-width: 1440px;
  padding-top: 32px;
  margin: 0 auto;
}
.flex-row {
  display: flex;
  flex-direction: row;
}
.image-wrapper_1 {
  width: 100%;
  height: 24px;
  text-align: right;
}

.label_1 {
  width: 24px;
  height: 24px;
  cursor: pointer;
}

.swiper-pagination{
    position: relative;
    display: flex;
    align-items: center;
    gap: 32px;
}
.swiper-pagination .swiper-pagination-bullet{
    width: 8px;
    height: 8px;
    background: #FFFFFF;
    opacity: 0.5;
    border-radius: 50%;
    cursor: pointer;
}
.swiper-pagination .swiper-pagination-bullet.swiper-pagination-bullet-active{
    opacity: 1;
}
.group_3 {
  margin: 4px 80px 80px 80px;
  gap: 56px;
}

.image_3 {
  width: 560px;
  height: 255px;
  object-fit: cover;
}
.text_item{
    flex:1;
    width: 100%;
}
.text-title{
    font-family: 'Roboto Regular',serif;
    font-weight: bold;
    font-size: 16px;
    color: #FFFFFF;
    line-height: 24px;
    text-align: left;
    font-style: normal;
    text-transform: none;
}
.text-ul{
    width:auto;
}
.text-li{
    font-size: 16px;
    font-family: 'Roboto Light',sans-serif;
    word-break: break-all;
    color: rgb(255, 255, 255, 0.8);
    font-weight: 300;
    text-align: left;
    line-height: 18px;
    margin-top: 24px;
    cursor: pointer;
}
.text-li a{
    color: rgb(255, 255, 255, 0.8);
}
.text_h2 {
  display: block;
  overflow-wrap: break-word;
  color: rgba(255, 255, 255, 1);
  font-size: 32px;
  font-family: 'Roboto Bold', sans-serif;
  text-align: left;
  white-space: nowrap;
  line-height: 32px;
}
.text-wrapper_1{
    margin-top: 24px;
    gap: 40px;
}
.text-wrapper_2{
    flex:1;
    width:100%;
}
.cardnav-box{
    padding-top: 32px;
    padding-bottom: 32px;
}
.btnhome{
    width: 24px;
    height: 24px;
    cursor: pointer;
}
.icon-arrow{
    width: 16px;
    height: 24px;
    margin-left: 16px;
    margin-right: 16px;
}
.nav-text{
    font-family: 'Roboto Bold';
    font-size: 16px;
    line-height: 24px;
    color: #FFFFFF;
}
.nav-text.color-gray{
    color: #858585;
}

.bglightblue{
    background-color: rgba(24, 45, 120,0.3);
}
.bgblue2{
    background-color: #03081D;
}
/*form*/

.formbox{
    position: relative;
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    gap: 20px 40px;
    margin-top: 24px;
}
.formbox .inputbox1{
    width: calc(50% - 20px);
}
.formbox .inputbox2{
    width: 100%;
}
.formbox .label_tt{
    font-family: 'Roboto Light', sans-serif;
    font-size: 16px;
    line-height: 24px;
    /* color: #B2B2B2; */
    color: rgb(255,255,255);
    margin-bottom: 8px;
}
.formbox .colred{
    color: #FF0000;
    margin-right: 6px;
}
.formbox input, .formbox textarea{
    width: 100%;
    border: 1px solid transparent;
    font-size: 16px;
    line-height: 24px;
    color: #040A24;
    font-family: 'Roboto Light', sans-serif;
    box-sizing: border-box;
}
.formbox input:focus, .formbox textarea:focus,
.formbox input:focus-visible, .formbox textarea:focus-visible {
    outline: none;
    border-color: transparent;
}
.formbox textarea{
    height: 144px;
}
.formbox .inputrect,.formbox .textarearect{
    width: 100%;
    padding: 12px 16px;
    border-radius: 10px;
    background-color: #FFFFFF;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    line-height: 24px;
    box-sizing: border-box;
}
.formbox .inputrect:focus,.formbox .textarearect:focus{
    outline: none;
    border-color: transparent;
}
.submitbox{
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 24px;
}
.submitbox .submit-btn{
    width: 440px;
    padding: 12px 24px;
    background-color: #0075FF;
    color: #FFFFFF;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    line-height: 24px;
    cursor: pointer;
}
.submitbox .submit-btn:hover{
    background-color: #005FCC;
}
.submitbox .submit-btn:active{
    background-color: #004999;
}
.submitbox .submit-btn:disabled{
    background-color: #B2B2B2;
    cursor: not-allowed;
}
.submitbox .submit-btn:disabled:hover{
    background-color: #B2B2B2;
}
.submitbox .submit-btn:disabled:active{
    background-color: #B2B2B2;
}
.submitbox .submit-btn:disabled:focus{
    background-color: #B2B2B2;
}
.submit-btn .icon{
    width: 24px;
    height: auto;
    display: inline-block;
    margin-left: 8px;
}
.formbox .error-helf{
    font-size: 12px;
    line-height: 16px;
    color: #FF0000;
    margin-top: 4px;
    height: 16px;
}
.consentbox{
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 16px;
}
.consentbox input[type="checkbox"]{
    width: 12px;
    height: 12px;
}
.consentbox label{
    font-size: 10px;
    line-height: 12px;
    color: #B2B2B2;
}
.mobile_menu{
    position: relative;
    cursor: pointer;
    border: none;
    padding: 0;
    display: none;
}
/* 三条横线共用样式 */
.menu-btn span {
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  position: absolute;
  transition: all 0.3s ease; /* 平滑动画 */
}

/* 第一条线 */
.menu-btn span:nth-child(1) {
  top: 12px;
}
/* 第二条线 */
.menu-btn span:nth-child(2) {
  top: 18px;
}
/* 第三条线 */
.menu-btn span:nth-child(3) {
  top: 24px;
}

/* 点击后变成 X 的样式 */
.menu-btn.active span:nth-child(1) {
  transform: rotate(45deg);
  top: 18px;
}
.menu-btn.active span:nth-child(2) {
  opacity: 0; /* 中间消失 */
}
.menu-btn.active span:nth-child(3) {
  transform: rotate(-45deg);
  top: 18px;
}
@media screen and (max-width:980px) {
    .headder-container{
        width: 100%;
        max-width: none;
    }
    .logo{
        margin-left:0;
    }
    .logo img{
        width:75px;
    }
    
    .logo .dividingline,.site-name,.navmenu{
        display:none;
    }
    .stylelanguage .dividingline,.stylelanguage .language{
        font-size: 16px;
    }
    .mobile_menu{
        width: 40px;
        height: 40px;
        display: block;
        margin-right: 0;
    }
    .userinfo{
        flex-direction: column;
        gap: 24px;
    }
    .navmenu.active{
        position: fixed;
        top: 100px;
        left:0;
        width: 100vw;
        bottom: 0;
        background-color: #040A24;
        flex-direction: column;
        align-items: flex-start;
        padding: 16px 32px;
        display: flex;
        box-sizing: border-box;
        overflow: auto;
    }
    .navmenu.active ul{
        width: 100%;
        flex-direction: column;
        gap: 16px;
    }
    .navmenu ul li.active a{
        font-family: 'Roboto Bold', sans-serif;
    }
    .navmenu ul li .nav-box{
        width: 100%;
        padding: 20px 0;
        display: flex;
        justify-content: space-between;
        align-items: center;
        border-bottom: 1px solid rgba(255, 255, 255, 1);
    }
    .navmenu ul li .nav-box::after{
        content: '';
        display: block;
        width: 24px;
        height: 24px;
        background: url(./images/icon/CaretLeft_w.png) center center no-repeat;
        background-size: contain;
        margin-top: 16px;
        transition: all 0.3s ease; /* 平滑动画 */
    }
    .navmenu ul li.active .nav-box::after{
        transform: rotate(-90deg);
    }
    .navmenu ul li a{
        font-family: 'Roboto Bold', sans-serif;
    }
    .navmenu ul li .line{
        display: none;
    }
    .navmenu ul li:first-child{
        display:none;
    }
    .cardnav-item{
        line-height: 24px;
    }
    .icon-arrow{
        margin-right: 4px;
        margin-left: 4px;
        margin-top: 3px;
        width: 14px;
        height: 21px;
    }
    
    .nav-text{
        font-size: 12px;
        line-height: 18px;
    }
    .section-title, .section-title2{
        font-size: 26px;
        line-height: 26px;
    }
    .py80{
        padding-top: 60px;
        padding-bottom: 60px;
    }
    .px80{
        padding-left: 24px;
        padding-right: 24px;
    }
    .section-footer p{
        font-size: 14px;
        line-height: 20px;
    }
    .userinfo-container{
        flex-direction: column;
        gap: 0;
    }
    .userinfo-item .userinfo-tt{
        width: 100%;
        padding: 20px 0;
        display: flex;
        justify-content: space-between;
        align-items: center;
        border-bottom: 1px solid rgba(255, 255, 255, 1);
    }
    .userinfo-item .userinfo-tt::after{
        content: '';
        display: block;
        width: 24px;
        height: 24px;
        background: url(./images/icon/CaretLeft_w.png) center center no-repeat;
        background-size: contain;
        transform: rotate(0deg);
        transition: transform 0.3s ease;
    }
    .userinfo-item .userinfo-tt.active::after{
        transform: rotate(-90deg);
    }
    .userinfo-item .userinfo-ul{
        display: none;
    }
    .social-media{
        width: 100%;
        display: flex;
        justify-content: space-between;

        gap: 24px;
        box-sizing: border-box;
    }
    .wechatimg{
        width:128px;
        height: 128px;
    }
    .social-media-ul{
        margin-top: 0;
    }
    .py40{
        padding-top: 16px;
        padding-bottom: 16px;
    }
    
    .userlogo-box{
        width: 100%;
        display: flex;
        justify-content: start;
        align-items: center;
        gap: 24px;
    }
    .userlogo-box img{
        width: 80px;
        height: auto;
    }
    
    .userlogo-description{
        font-family: 'Roboto Light', sans-serif;
        font-weight: normal;
        font-size: 12px;
        margin-top: 0;
    }
    .userinfo-container{
        flex-direction: column;
    }

    .model-content{
        position: relative;
        top:0;
        width: 100%;
        background-color: transparent;
    }
    .model-content .image-wrapper_1,.model-content .image_3{
        display: none;
    }
    .model-content .group_1{
        width: 100%;
    }
    .model-content .group_2 {
        height: auto;
        background-color: transparent;
    }
    .model-content .group_3{
        margin: 0;
        gap: 24px;
    }
    .text-wrapper_2 .flexbw,.group_1 .flexbw {
        display: none;
    }
    .text-wrapper_1{
        margin-top: 0;
        flex-direction: column;
    }
    .text-li{
        margin-top: 16px;
    }
    
.userinfo-container .userinfo-item{
    gap: 0;
}
}

/* ---- Shared pop-up modal styles (contact / video), needed on every page ---- */
.pop-model{
    position: fixed;
    width: 100%;
    height: 100vh;
    z-index: 999;
    top: 0;
    left: 0;
    display: none;
    background-color: rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}
.pop-model-content{
    width: 80vw;
    max-height: 80vh;
    margin: 110px auto 0;
    overflow: hidden;
    position: relative;
    background-color: #091547;
}
.pop-model .image-wrapper_1{
    position: absolute;
    right:40px;
    top:40px;
}
.pop-model .image-wrapper_1 .label_1{
    cursor: pointer;
}
.contact-end-box{
    min-height: 600px;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}
.icon-box{
    width: 80px;
    height: 80px;
    margin-bottom: 48px;
}

.icon-box img{
    width: 100%;
    height: auto;
}
.contact-playvideo-box{
    height: 600px;
    width: 100%;
    background-color: #040404;
}
.pop-playvideo{
    width: 100%;
    height:100%;
    object-fit: cover;
}

/* ---- Card links (Applications/Insights cards are clickable) keep original look ---- */
a.applications-item, a.applications-item:hover, a.applications-item:visited { color: inherit; text-decoration: none; display: block; }
a.applications-item .applications-times, a.applications-item h3, a.applications-item .p { color: inherit; text-decoration: none; }