/*
Theme Name: Astra Child
Theme URI: https://cnnuobei.com/
Description: Astra child theme for NUOBEI Switch Panel Products.
Author: NUOBEI
Template: astra
Version: 1.0.0
Text Domain: astra-child
*/

/* =========================================================
Astra full-width reset for Switch Panel Products
========================================================= */

body.nuobei-switch-panel-page,
body.single-nuobei_switch_panel{
  overflow-x:hidden;
}

body.nuobei-switch-panel-page #content,
body.nuobei-switch-panel-page .site-content,
body.nuobei-switch-panel-page #content > .ast-container,
body.nuobei-switch-panel-page .site-content > .ast-container,
body.nuobei-switch-panel-page #primary,
body.nuobei-switch-panel-page .content-area,
body.nuobei-switch-panel-page .site-main{
  display:block!important;
  width:100%!important;
  max-width:none!important;
  margin:0!important;
  padding:0!important;
}

body.nuobei-switch-panel-page #secondary,
body.nuobei-switch-panel-page .widget-area{
  display:none!important;
}

body.nuobei-switch-panel-page .site-content{
  background:#fff;
}

:root{
  --nb-main:#203344;
  --nb-text:#42586b;
  --nb-muted:#71808d;
  --nb-line:#dfe5e9;
  --nb-line-dark:#b9c5cd;
  --nb-soft:#f7f9fa;

  --nb-orange:#d96b27;
  --nb-orange-dark:#bd551b;
  --nb-orange-soft:#fff6f0;

  --nb-blue:#2e6f9e;
  --nb-green:#3b7d60;
  --nb-white:#ffffff;

  --nb-page-width:1920px;
  --nb-content-width:1560px;
}

/* =========================================================
基础样式
========================================================= */

.nb-page,
.nb-page *{
  box-sizing:border-box;
}

.nb-page{
  width:100%;
  max-width:none;
  position:relative;
  left:auto;
  transform:none;
  overflow:hidden;
  margin:0;

  color:var(--nb-text);
  background:#fff;

  font-family:Arial,Helvetica,sans-serif;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}

.nb-page img{
  display:block;
  max-width:100%;
}

.nb-page a{
  color:inherit;
  text-decoration:none;
}

.nb-page button,
.nb-page input,
.nb-page textarea,
.nb-page select{
  font:inherit;
}

.nb-container{
  width:min(var(--nb-content-width),calc(100% - 80px));
  margin:0 auto;
}

.nb-section{
  padding:82px 0;
  background:#fff;
  border-top:1px solid #eff2f4;
}

.nb-section-soft{
  background:#fafbfc;
}

/* 板块标题统一上下排列 */

.nb-section-heading{
  display:block;
  max-width:850px;
  margin:0 0 42px;
}

.nb-section-heading-center{
  max-width:820px;
  margin:0 auto 46px;
  text-align:center;
}

.nb-section-number{
  display:block;
  margin-bottom:9px;

  color:var(--nb-orange);

  font-size:11px;
  font-weight:700;
  letter-spacing:.12em;
  text-transform:uppercase;
}

.nb-title{
  margin:0;

  color:var(--nb-main);

  font-size:clamp(31px,3.2vw,48px);
  line-height:1.14;
  letter-spacing:-.03em;
}

.nb-section-intro{
  max-width:740px;
  margin:15px 0 0;

  color:var(--nb-muted);

  font-size:15px;
  line-height:1.8;
}

.nb-section-heading-center .nb-section-intro{
  max-width:700px;
  margin:15px auto 0;
}

/* =========================================================
01 产品图与产品信息
========================================================= */

.nb-product-section{
  padding:35px 0 68px;
  background:#fff;
}

/* 面包屑 */

.nb-breadcrumb{
  margin-bottom:30px;
  padding-bottom:16px;
  border-bottom:1px solid var(--nb-line);
}

.nb-breadcrumb-inner{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;

  color:#536b7d;

  font-size:14px;
  font-weight:500;
  line-height:1.5;
}

.nb-breadcrumb-inner span{
  color:#8b99a4;
}

.nb-breadcrumb-inner span:last-child{
  color:var(--nb-main);
  font-weight:600;
}

.nb-breadcrumb a{
  color:#536b7d;
}

.nb-breadcrumb a:hover{
  color:var(--nb-orange);
}

/* 产品布局 */

.nb-product-layout{
  display:grid;
  grid-template-columns:minmax(460px,.86fr) minmax(500px,1.14fr);
  gap:76px;
  align-items:start;
}

/* 产品图片 */

.nb-gallery{
  width:100%;
  max-width:560px;
  margin:0 auto;
}

.nb-main-image{
  width:100%;
  aspect-ratio:1;

  display:flex;
  align-items:center;
  justify-content:center;

  position:relative;
  overflow:hidden;

  border:1px solid var(--nb-line);
  background:#f7f9fa;

  cursor:zoom-in;
}

.nb-main-image img{
  width:100%;
  height:100%;

  object-fit:contain;
  image-rendering:auto;

  transition:opacity .1s ease;
}

.nb-product-badge{
  position:absolute;
  top:15px;
  left:15px;
  z-index:2;

  padding:7px 10px;

  color:#fff;
  background:rgba(32,51,68,.9);

  font-size:9px;
  font-weight:700;
  letter-spacing:.08em;
  text-transform:uppercase;
}

.nb-image-count{
  position:absolute;
  right:15px;
  bottom:14px;
  z-index:2;

  padding:6px 9px;

  color:#fff;
  background:rgba(32,51,68,.72);

  font-size:10px;
}

.nb-zoom-button{
  width:34px;
  height:34px;

  display:grid;
  place-items:center;

  position:absolute;
  top:14px;
  right:14px;
  z-index:3;

  padding:0;

  color:var(--nb-main);
  border:1px solid var(--nb-line);
  border-radius:50%;
  background:rgba(255,255,255,.95);

  cursor:pointer;
}

.nb-zoom-button svg{
  width:17px;
  height:17px;
}

.nb-thumbnails{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:9px;
  margin-top:9px;
}

.nb-thumbnail{
  aspect-ratio:1;
  padding:0;

  overflow:hidden;

  border:1px solid var(--nb-line);
  background:#fff;

  cursor:pointer;
}

.nb-thumbnail img{
  width:100%;
  height:100%;
  object-fit:cover;
}

.nb-thumbnail:hover,
.nb-thumbnail.active{
  border:2px solid var(--nb-main);
}

/* 产品信息 */

.nb-product-info{
  max-width:720px;
}

/* 统一标签颜色 */

.nb-product-labels{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-bottom:18px;
}

.nb-product-label{
  padding:7px 11px;

  color:#426079;
  border:1px solid #cedae2;
  background:#f5f8fa;

  font-size:10px;
  font-weight:700;
  letter-spacing:.055em;
  text-transform:uppercase;
}

/* 保留旧类名，但颜色与其他标签完全一致 */

.nb-product-label-accent{
  color:#426079;
  border-color:#cedae2;
  background:#f5f8fa;
}

.nb-product-title{
  margin:0;

  color:var(--nb-main);

  font-size:clamp(37px,4vw,58px);
  line-height:1.08;
  letter-spacing:-.04em;
}

.nb-product-description{
  margin:20px 0 0;

  color:var(--nb-text);

  font-size:15px;
  line-height:1.8;
}

/* 型号蓝色 */

.nb-product-code{
  display:inline-block;
  margin-top:16px;

  color:var(--nb-blue);

  font-size:12px;
  font-weight:700;
  letter-spacing:.08em;
}

/* 核心参数 */

.nb-spec-list{
  margin-top:26px;
  border-top:1px solid var(--nb-main);
}

.nb-spec-row{
  display:grid;
  grid-template-columns:170px 1fr;
  gap:18px;

  padding:13px 0;

  border-bottom:1px solid var(--nb-line);
}

.nb-spec-row dt{
  margin:0;

  color:#617384;

  font-size:11px;
  font-weight:700;
  text-transform:uppercase;
}

.nb-spec-row dd{
  margin:0;

  color:var(--nb-main);

  font-size:13px;
  font-weight:700;
}

/* =========================================================
产品详细信息折叠区
========================================================= */

.nb-product-details-accordion{
  margin-top:14px;

  border:1px solid var(--nb-line);
  background:#fff;

  transition:border-color .15s ease;
}

.nb-product-details-accordion:hover{
  border-color:#9eabb4;
}

.nb-product-details-trigger{
  width:100%;
  min-height:62px;

  display:grid;
  grid-template-columns:auto 1fr 34px;
  gap:16px;
  align-items:center;

  padding:15px 18px;

  color:var(--nb-main);
  border:0;
  background:#fff;

  text-align:left;
  cursor:pointer;
}

.nb-product-details-trigger:hover,
.nb-product-details-trigger:focus{
  color:var(--nb-main);
  background:#fff;
  outline:none;
}

.nb-product-details-title{
  color:var(--nb-main);

  font-size:12px;
  font-weight:700;
  letter-spacing:.08em;
}

.nb-product-details-hint{
  color:#82909a;

  font-size:11px;
  text-align:right;
}

.nb-product-details-icon{
  width:30px;
  height:30px;

  display:grid;
  place-items:center;

  color:var(--nb-main);
  border:1px solid #c7d0d6;
  border-radius:50%;
  background:#fff;

  font-size:18px;
  line-height:1;
}

.nb-product-details-accordion.open{
  border-color:#9eabb4;
}

.nb-product-details-accordion.open .nb-product-details-icon{
  color:#fff;
  border-color:var(--nb-main);
  background:var(--nb-main);
}

.nb-product-details-content[hidden]{
  display:none;
}

.nb-product-details-content{
  padding:0 18px 18px;
  border-top:1px solid var(--nb-line);
}

.nb-product-details-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));

  margin-top:17px;

  border-top:1px solid var(--nb-line);
  border-left:1px solid var(--nb-line);
}

.nb-product-detail-item{
  min-height:79px;
  padding:14px 16px;

  border-right:1px solid var(--nb-line);
  border-bottom:1px solid var(--nb-line);
  background:#fafbfc;
}

.nb-product-detail-label{
  display:block;
  margin-bottom:5px;

  color:#71818d;

  font-size:10px;
  font-weight:700;
  letter-spacing:.045em;
  text-transform:uppercase;
}

.nb-product-detail-item strong{
  display:block;

  color:var(--nb-main);

  font-size:12px;
  line-height:1.55;
}

/* 橙色询盘按钮 */

.nb-single-quote-action{
  margin-top:20px;
}

.nb-request-quote-button{
  width:100%;
  min-height:56px;

  display:flex;
  align-items:center;
  justify-content:center;
  gap:11px;

  padding:15px 26px;

  color:#fff!important;
  border:1px solid var(--nb-orange);
  border-radius:4px;
  background:var(--nb-orange);

  font-size:13px;
  font-weight:700;
  line-height:1.2;
  letter-spacing:.075em;
  text-align:center;
  text-transform:uppercase;

  transition:
    background-color .16s ease,
    border-color .16s ease,
    transform .16s ease;
}

.nb-request-quote-button svg{
  width:18px;
  height:18px;
  flex:0 0 auto;
}

.nb-request-quote-button:hover{
  color:#fff!important;
  border-color:var(--nb-orange-dark);
  background:var(--nb-orange-dark);

  transform:translateY(-1px);
}

.nb-request-quote-button:focus-visible{
  outline:2px solid rgba(217,107,39,.28);
  outline-offset:3px;
}

/* =========================================================
高清图片放大
========================================================= */

.nb-lightbox{
  display:none;

  position:fixed;
  z-index:999999;
  inset:0;

  padding:28px;

  background:rgba(15,19,22,.88);
}

.nb-lightbox.open{
  display:flex;
  align-items:center;
  justify-content:center;
}

.nb-lightbox img{
  width:auto;
  height:auto;

  max-width:92vw;
  max-height:90vh;

  object-fit:contain;
  background:#fff;
}

.nb-lightbox-close{
  width:42px;
  height:42px;

  display:grid;
  place-items:center;

  position:fixed;
  top:22px;
  right:22px;
  z-index:2;

  padding:0;

  color:#fff;
  border:1px solid rgba(255,255,255,.45);
  border-radius:50%;
  background:rgba(0,0,0,.3);

  font-size:25px;
  cursor:pointer;
}

/* =========================================================
02 测试过程
========================================================= */

.nb-test-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
}

.nb-test-item{
  overflow:hidden;

  border:1px solid var(--nb-line);
  background:#fff;

  transition:border-color .16s ease;
}

.nb-test-item:hover{
  border-color:#aebbc3;
}

.nb-test-media{
  aspect-ratio:16/10;

  position:relative;
  overflow:hidden;

  background:#f3f5f6;
}

.nb-test-media img{
  width:100%;
  height:100%;

  object-fit:cover;

  transition:transform .25s ease;
}

.nb-test-item:hover .nb-test-media img{
  transform:scale(1.018);
}

.nb-test-content{
  padding:22px;
}

.nb-test-number{
  color:var(--nb-orange);

  font-size:10px;
  font-weight:700;
  letter-spacing:.08em;
}

.nb-test-content h3{
  margin:12px 0 0;

  color:var(--nb-main);

  font-size:17px;
}

.nb-test-content p{
  margin:8px 0 0;

  color:var(--nb-text);

  font-size:13px;
  line-height:1.75;
}

.nb-test-status{
  display:inline-flex;
  align-items:center;
  gap:6px;

  margin-top:15px;

  color:var(--nb-green);

  font-size:9px;
  font-weight:700;
  letter-spacing:.05em;
  text-transform:uppercase;
}

.nb-test-status:before{
  content:"";

  width:6px;
  height:6px;

  border-radius:50%;
  background:var(--nb-green);
}

/* =========================================================
03 证书
========================================================= */

.nb-certificate-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
}

.nb-certificate{
  padding:15px;

  border:1px solid var(--nb-line);
  background:#fff;

  transition:
    border-color .16s ease,
    transform .16s ease;
}

.nb-certificate:hover{
  transform:translateY(-2px);
  border-color:#afbbc3;
}

.nb-certificate-preview{
  aspect-ratio:4/5;

  display:flex;
  align-items:center;
  justify-content:center;

  overflow:hidden;

  border:1px solid #e0e5e8;
  background:#f8fafb;
}

.nb-certificate-preview img{
  width:100%;
  height:100%;

  object-fit:contain;
  background:#fff;
}

.nb-certificate-placeholder{
  width:100%;
  height:100%;

  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;

  padding:20px;

  color:#7d8c98;

  background:
    linear-gradient(
      90deg,
      rgba(40,60,75,.025) 1px,
      transparent 1px
    ),
    linear-gradient(
      rgba(40,60,75,.025) 1px,
      transparent 1px
    ),
    #fafbfc;

  background-size:18px 18px;

  text-align:center;
}

.nb-certificate-placeholder strong{
  color:var(--nb-main);

  font-family:Georgia,"Times New Roman",serif;
  font-size:44px;
}

.nb-certificate-placeholder span{
  width:56px;
  height:2px;

  margin:14px 0 11px;

  background:var(--nb-orange);
}

.nb-certificate-placeholder small{
  font-size:10px;
  letter-spacing:.05em;
  text-transform:uppercase;
}

.nb-certificate h3{
  margin:15px 0 0;

  color:var(--nb-main);

  font-size:16px;
}

.nb-certificate p{
  margin:6px 0 0;

  color:var(--nb-text);

  font-size:12px;
  line-height:1.65;
}

/* =========================================================
04 定制过程
========================================================= */

.nb-custom-section{
  background:#fbfcfc;
}

.nb-custom-process{
  display:grid;
  grid-template-columns:repeat(5,1fr);
  gap:14px;
}

.nb-custom-step{
  min-height:245px;

  position:relative;
  overflow:hidden;

  padding:25px 22px;

  border:1px solid var(--step-border,#e2e6e8);
  border-top:3px solid var(--step-color,#9b7a68);
  background:var(--step-bg,#fff);
}

.nb-custom-step:nth-child(1){
  --step-bg:#fff8f3;
  --step-border:#efddd2;
  --step-color:#bd7448;
}

.nb-custom-step:nth-child(2){
  --step-bg:#f4f8fb;
  --step-border:#d9e5ed;
  --step-color:#6585a0;
}

.nb-custom-step:nth-child(3){
  --step-bg:#f5f9f5;
  --step-border:#dae7dc;
  --step-color:#688b6d;
}

.nb-custom-step:nth-child(4){
  --step-bg:#f8f6fa;
  --step-border:#e4dfea;
  --step-color:#88739a;
}

.nb-custom-step:nth-child(5){
  --step-bg:#fdf8ef;
  --step-border:#ebe1cf;
  --step-color:#aa8251;
}

.nb-custom-number{
  width:46px;
  height:46px;

  display:grid;
  place-items:center;

  color:var(--step-color);
  border:1px solid var(--step-border);
  border-radius:50%;
  background:rgba(255,255,255,.8);

  font-size:12px;
  font-weight:700;
}

.nb-custom-step h3{
  margin:28px 0 0;

  color:var(--nb-main);

  font-size:16px;
}

.nb-custom-step p{
  margin:9px 0 0;

  color:var(--nb-text);

  font-size:12px;
  line-height:1.75;
}

.nb-custom-meta{
  display:flex;
  flex-wrap:wrap;
  gap:6px;

  margin-top:21px;
}

.nb-custom-meta span{
  padding:5px 8px;

  color:#5e6f7c;
  border:1px solid var(--step-border);
  border-radius:20px;
  background:rgba(255,255,255,.7);

  font-size:9px;
  font-weight:700;
  text-transform:uppercase;
}

.nb-custom-note{
  max-width:980px;

  margin:34px auto 0;
  padding:17px 22px;

  color:var(--nb-text);
  border:1px solid var(--nb-line);
  border-left:3px solid #b58669;
  background:#fff;

  text-align:center;
  font-size:12px;
}

/* =========================================================
05 FAQ
========================================================= */

.nb-faq-section{
  position:relative;
  overflow:hidden;

  background:
    radial-gradient(
      circle at 8% 15%,
      rgba(112,145,158,.08),
      transparent 27%
    ),
    radial-gradient(
      circle at 92% 85%,
      rgba(183,151,129,.08),
      transparent 26%
    ),
    linear-gradient(
      180deg,
      #fbfcfc 0%,
      #f5f8f8 100%
    );
}

.nb-faq-wrap{
  max-width:1080px;
  margin:0 auto;
}

.nb-faq-list{
  display:grid;
  gap:12px;
}

.nb-faq-item{
  overflow:hidden;

  border:1px solid #dce4e6;
  border-radius:8px;
  background:rgba(255,255,255,.95);

  transition:border-color .14s ease;
}

.nb-faq-item:hover{
  border-color:#91a1ab;
}

.nb-faq-question{
  width:100%;

  display:grid;
  grid-template-columns:42px 1fr 34px;
  gap:14px;
  align-items:center;

  padding:20px 22px;

  border:0;
  color:inherit;
  background:transparent!important;

  text-align:left;
  cursor:pointer;
}

.nb-faq-question:hover,
.nb-faq-question:focus{
  color:inherit;
  background:transparent!important;
  outline:none;
}

.nb-faq-index{
  color:var(--nb-orange);

  font-size:11px;
  font-weight:700;
}

.nb-faq-question strong{
  color:var(--nb-main);

  font-size:15px;
  line-height:1.5;
}

.nb-faq-symbol{
  width:31px;
  height:31px;

  display:grid;
  place-items:center;

  color:var(--nb-main);
  border:1px solid #c8d2d6;
  border-radius:50%;
  background:#fff;

  font-size:18px;
  line-height:1;
}

.nb-faq-item.open{
  border-color:#9aa9b1;
}

.nb-faq-item.open .nb-faq-symbol{
  color:#fff;
  border-color:var(--nb-main);
  background:var(--nb-main);
}

.nb-faq-answer[hidden]{
  display:none;
}

.nb-faq-answer{
  padding:0 68px 22px 78px;

  color:var(--nb-text);

  font-size:15px;
  line-height:1.85;
}

/* =========================================================
06 关联产品轮播
========================================================= */

.nb-related-heading{
  display:block;
  margin-bottom:38px;
}

.nb-related-heading-row{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:30px;
}

.nb-related-heading-text{
  max-width:800px;
}

.nb-carousel-controls{
  display:flex;
  gap:9px;
  flex:0 0 auto;
}

.nb-carousel-arrow{
  width:45px;
  height:45px;

  display:grid;
  place-items:center;

  padding:0;

  color:var(--nb-main);
  border:1px solid #c5cfd5;
  border-radius:50%;
  background:#fff;

  cursor:pointer;

  transition:
    border-color .14s ease,
    opacity .14s ease;
}

.nb-carousel-arrow:hover{
  border-color:var(--nb-main);
}

.nb-carousel-arrow:disabled{
  opacity:.3;
  cursor:default;
}

.nb-carousel-arrow svg{
  width:19px;
  height:19px;
}

.nb-related-viewport{
  width:100%;
  overflow:hidden;
}

.nb-related-track{
  display:flex;
  gap:18px;

  overflow-x:auto;

  scroll-behavior:smooth;
  scroll-snap-type:x mandatory;
  scrollbar-width:none;
  overscroll-behavior-inline:contain;
}

.nb-related-track::-webkit-scrollbar{
  display:none;
}

.nb-related-card{
  flex:0 0 calc((100% - 54px) / 4);
  min-width:0;

  overflow:hidden;

  border:1px solid var(--nb-line);
  background:#fff;

  scroll-snap-align:start;

  transition:
    transform .16s ease,
    border-color .16s ease;
}

.nb-related-card:hover{
  transform:translateY(-2px);
  border-color:#aebbc3;
}

.nb-related-image{
  aspect-ratio:1;
  overflow:hidden;
  background:#f5f7f8;
}

.nb-related-image img{
  width:100%;
  height:100%;

  object-fit:contain;

  transition:transform .22s ease;
}

.nb-related-card:hover .nb-related-image img{
  transform:scale(1.018);
}

.nb-related-content{
  padding:19px;
}

.nb-related-type{
  display:block;
  margin-bottom:7px;

  color:var(--nb-orange);

  font-size:9px;
  font-weight:700;
  letter-spacing:.07em;
  text-transform:uppercase;
}

.nb-related-content h3{
  min-height:43px;
  margin:0;

  color:var(--nb-main);

  font-size:15px;
  line-height:1.45;
}

.nb-related-content p{
  min-height:38px;
  margin:8px 0 0;

  color:var(--nb-text);

  font-size:11px;
  line-height:1.65;
}

.nb-related-link{
  display:inline-block;
  margin-top:14px;

  color:var(--nb-main);

  font-size:10px;
  font-weight:700;
  text-transform:uppercase;
}

/* =========================================================
响应式
========================================================= */

@media(max-width:1280px){

  .nb-container{
    width:calc(100% - 60px);
  }

  .nb-product-layout{
    gap:45px;
  }

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

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

  .nb-related-card{
    flex-basis:calc((100% - 36px) / 3);
  }

}

@media(max-width:980px){

  .nb-product-layout{
    grid-template-columns:1fr;
  }

  .nb-product-info{
    max-width:none;
  }

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

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

  .nb-related-card{
    flex-basis:calc((100% - 18px) / 2);
  }

}

@media(max-width:767px){

  .nb-page{
    width:100%;
  }

  .nb-container{
    width:calc(100% - 28px);
  }

  .nb-section{
    padding:56px 0;
  }

  .nb-product-section{
    padding:22px 0 42px;
  }

  .nb-breadcrumb-inner{
    font-size:13px;
  }

  .nb-product-title{
    font-size:35px;
  }

  .nb-thumbnails{
    display:flex;
    overflow-x:auto;
  }

  .nb-thumbnail{
    width:69px;
    min-width:69px;
  }

  .nb-product-details-trigger{
    grid-template-columns:1fr 32px;
  }

  .nb-product-details-hint{
    display:none;
  }

  .nb-product-details-grid{
    grid-template-columns:1fr;
  }

  .nb-test-grid,
  .nb-certificate-grid,
  .nb-custom-process{
    grid-template-columns:1fr;
  }

  .nb-related-heading-row{
    align-items:flex-start;
    flex-direction:column;
  }

  .nb-related-card{
    flex-basis:82%;
  }

  .nb-faq-question{
    grid-template-columns:30px 1fr 31px;
    padding:18px 16px;
  }

  .nb-faq-answer{
    padding:0 18px 20px 60px;
    font-size:14px;
  }

}

@media(max-width:480px){

  .nb-spec-row{
    grid-template-columns:1fr;
    gap:3px;
  }

  .nb-related-card{
    flex-basis:90%;
  }

}

/* =========================================================
Template-only utility styles
========================================================= */

.nb-empty-image,
.nb-related-image-placeholder{
  width:100%;
  height:100%;
  min-height:260px;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:30px;
  color:#7b8994;
  border:1px dashed #cbd4da;
  background:#f7f9fa;
  text-align:center;
  font-size:13px;
  font-weight:700;
  letter-spacing:.04em;
  text-transform:uppercase;
}

.nb-product-extra-content{
  margin-top:18px;
  padding:18px 0 0;
  color:var(--nb-text);
  border-top:1px solid var(--nb-line);
  font-size:13px;
  line-height:1.8;
}

.nb-product-extra-content > *:first-child{
  margin-top:0;
}

.nb-product-extra-content > *:last-child{
  margin-bottom:0;
}

.nb-product-extra-content img{
  height:auto;
  margin:18px auto;
}

body.nuobei-switch-panel-page .nb-page{
  width:100%!important;
  max-width:none!important;
  margin:0!important;
}

@media(max-width:767px){
  body.nuobei-switch-panel-page .nb-page{
    width:100%!important;
  }
}


/* =========================================================
Rich-text Product Details content
========================================================= */

.nb-product-extra-content h2,
.nb-product-extra-content h3,
.nb-product-extra-content h4{
  margin:24px 0 12px;
  color:var(--nb-main);
  line-height:1.3;
}

.nb-product-extra-content h2{
  font-size:24px;
}

.nb-product-extra-content h3{
  font-size:20px;
}

.nb-product-extra-content h4{
  font-size:17px;
}

.nb-product-extra-content p{
  margin:0 0 14px;
}

.nb-product-extra-content ul,
.nb-product-extra-content ol{
  margin:12px 0 18px;
  padding-left:24px;
}

.nb-product-extra-content li{
  margin:0 0 10px;
  padding-left:4px;
}

.nb-product-extra-content a{
  color:var(--nb-blue);
  text-decoration:underline;
  text-underline-offset:2px;
}

.nb-product-extra-content blockquote{
  margin:20px 0;
  padding:14px 18px;
  color:var(--nb-text);
  border-left:3px solid var(--nb-orange);
  background:#f7f9fa;
}

.nb-product-extra-content table{
  width:100%;
  margin:18px 0;
  border-collapse:collapse;
  border-spacing:0;
}

.nb-product-extra-content th,
.nb-product-extra-content td{
  padding:11px 13px;
  border:1px solid var(--nb-line);
  text-align:left;
  vertical-align:top;
}

.nb-product-extra-content th{
  color:var(--nb-main);
  background:#f5f8fa;
  font-weight:700;
}

.nb-product-extra-content figure{
  max-width:100%;
  margin:20px 0;
}

.nb-product-extra-content figcaption{
  margin-top:7px;
  color:var(--nb-muted);
  font-size:12px;
  text-align:center;
}