/* normalize.css v8.0.0 | MIT License | github.com/necolas/normalize.css */
html{line-height:1.15;-webkit-text-size-adjust:100%}
body{margin:0}
h1{font-size:2em;margin:0.67em 0}
hr{box-sizing:content-box;height:0;overflow:visible}
a{background-color:transparent}
img{border-style:none}
button,input,optgroup,select,textarea{font-family:inherit;font-size:100%;line-height:1.15;margin:0}
button,input{overflow:visible}
button,select{text-transform:none}
[type=button],[type=reset],[type=submit]{-webkit-appearance:button}
button::-moz-focus-inner,[type=button]::-moz-focus-inner,[type=reset]::-moz-focus-inner,[type=submit]::-moz-focus-inner{border-style:none;padding:0}
[type=checkbox],[type=radio]{box-sizing:border-box;padding:0}
textarea{overflow:auto}
details{display:block}
summary{display:list-item}
template{display:none}
[hidden]{display:none}

*,*::before,*::after{box-sizing:border-box}
html,body{height:100%;text-size-adjust:100%}
html{font-size:62.5%;-ms-overflow-style:scrollbar;-webkit-tap-highlight-color:transparent;scroll-behavior:smooth}
body{position:relative;font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Helvetica Neue",Helvetica,Arial,sans-serif;font-size:1.6rem;line-height:1.5;background:#fff;color:#212529;padding:0;margin:0;overflow-x:hidden}
h1,.h1{font-size:4rem}h2,.h2{font-size:3.2rem}h3,.h3{font-size:2.8rem}h4,.h4{font-size:2.4rem}h5,.h5{font-size:2rem}h6,.h6{font-size:1.6rem}
.hr{border:none;border-bottom:0.1rem #dee2e6 solid;margin:1rem 0}
.text-center{text-align:center}
.text-primary{color:#1e90ff!important}
.text-gray{color:#6c757d!important}
.text-white{color:#fff!important}
.line-clamp{display:-webkit-box;-webkit-box-orient:vertical;overflow:hidden}
.line-clamp-1{-webkit-line-clamp:1}.line-clamp-2{-webkit-line-clamp:2}
a{color:#1e90ff;text-decoration:none}

/* Container —— 全站统一宽度基准：导航、内容、页脚都用同一个 .container，
   保证每个页面从上到下的左右边缘严格对齐 */
.container,.container-fluid{position:relative;margin:0 auto}
.container{width:100%;max-width:120rem;padding-right:1rem;padding-left:1rem}
@media(max-width:768px){
  .container{padding-right:1.6rem;padding-left:1.6rem}
  .row,.row-row{margin-left:-1.6rem;margin-right:-1.6rem}
}

/* Header */
.header{position:relative;z-index:99;margin-bottom:3rem;box-shadow:0 0.5rem 1rem rgba(33,37,41,0.025);transition:all 0.4s}
.header .brand{position:relative;z-index:9}
.header .brand .logo{height:4rem}
.header.header-absolute{position:absolute;left:0;top:0;width:100%;margin-bottom:0;box-shadow:none}
.header.header-absolute .main-nav .nav-item-link{color:#fff}
.header.header-scrolled{position:fixed;background:rgba(26,38,53,0.97);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 2px 20px rgba(0,0,0,0.15);animation:slideDown 0.4s ease}
@keyframes slideDown{from{transform:translateY(-100%)}to{transform:translateY(0)}}
.navbar{position:relative;justify-content:center}
.navbar .main-nav{display:none}
@media(min-width:768px){.navbar{justify-content:space-between}.navbar .brand{margin-right:5rem}.navbar .main-nav{display:block}}
.main-nav{list-style:none;padding:0;margin:0;padding:1rem 0}
.main-nav .nav-item{display:inline-block;position:relative}
.main-nav .nav-item .nav-item-link{display:inline-block;padding:1rem 1.5rem;color:#212529;transition:all 0.3s;font-size:1.5rem}
.main-nav .nav-item.active .nav-item-link,.main-nav .nav-item .nav-item-link:hover{color:#4a90d9}

/* Mobile Nav */
#mobile-nav-toggle{position:absolute;z-index:9;bottom:0;top:0;left:1rem;width:24px;height:19px;margin:auto;opacity:0.5;cursor:pointer;transition:all 0.3s}
.mobile-nav-on #mobile-nav-toggle{opacity:1}
@media(min-width:768px){#mobile-nav-toggle{display:none}}
.mobile-nav-toggle-bar{background:#212529;position:absolute;left:0;width:100%;height:2px;transition:all 0.3s;transform-origin:0;border-radius:2px}
.mobile-nav-toggle-bar:first-child{top:0}.mobile-nav-on .mobile-nav-toggle-bar:first-child{transform:rotate(45deg)}
.mobile-nav-toggle-bar:nth-child(2){top:8.6px}.mobile-nav-on .mobile-nav-toggle-bar:nth-child(2){opacity:0}
.mobile-nav-toggle-bar:last-child{top:17.2px}.mobile-nav-on .mobile-nav-toggle-bar:last-child{transform:rotate(-45deg)}
.header-absolute .mobile-nav-toggle-bar{background:#fff}
#mobile-nav-dimmer{position:absolute;top:0;left:100%;height:100%;background:#000;opacity:0;transition:all 0.3s}
.mobile-nav-on #mobile-nav-dimmer{width:100%;opacity:0.7;transform:translateX(-100%)}
#mobile-nav{position:fixed;top:0;width:26rem;left:-26rem;height:100%;background:#212529;transition:all 0.3s;z-index:100}
.mobile-nav-on #mobile-nav{transform:translateX(100%)}
#mobile-nav-inner{overflow-y:auto;padding:1rem 0;position:absolute;bottom:0;right:0;left:0;top:0;-webkit-overflow-scrolling:touch}
.mobile-nav{list-style:none;padding:0;margin:0;padding:1rem 0}
.mobile-nav .nav-item{display:block}
.mobile-nav .nav-item-link{display:block;padding:1rem;color:#f8f9fa;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mobile-nav .nav-item.active .nav-item-link{color:#4a90d9}
.main{transition:all 0.3s;height:100%}
.mobile-nav-on .main{transform:translateX(26rem);overflow:hidden;position:fixed;top:0;bottom:0}

/* Button */
.btn{display:inline-block;border-width:0.1rem;border-color:transparent;border-radius:0.4rem;padding:1rem 2rem;cursor:pointer}
.btn-lg{padding:1.2rem 3.5rem;font-size:1.6rem;border-radius:50px}

/* Card */
.card{position:relative;overflow:hidden;transition:all 0.3s}
.card .card-img{display:block;max-width:100%;transition:all 0.4s}
.card .card-body{padding:2rem}
.card:hover .card-img{opacity:0.85}

/* Banner */
.banner{position:relative;height:20rem;border-radius:0.4rem;background-size:cover;background-position:center;background-image:url("/images/banner/banner.jpg");overflow:hidden}
.banner::before{content:'';position:absolute;z-index:0;bottom:0;right:0;left:0;top:0;background:rgba(0,22,43,0.5)}
.banner .banner-text{position:absolute;z-index:1;top:50%;left:50%;transform:translate(-50%,-50%);color:#f8f9fa}
.banner .banner-text .page-type-title{padding:0;font-weight:400;font-size:3.2rem}
.page-type-title{font-size:3.2rem;font-weight:400}

/* Layout */
.row,.row-row{display:flex;margin:-1rem;flex-direction:column}
.row .col,.row-row .col{flex:1 1 auto;padding:1rem}
@media(min-width:768px){.row{flex-direction:row}}
.row-row{flex-direction:row}
.col-3{padding:1rem;width:100%}@media(min-width:768px){.col-3{width:25%}}
.col-4{padding:1rem;width:100%}@media(min-width:768px){.col-4{width:33.33%}}
.col-6{padding:1rem;width:100%}@media(min-width:768px){.col-6{width:50%}}
.d-flex{display:flex}.d-block{display:block}
.align-items-center{align-items:center}
.justify-content-center{justify-content:center}
.text-center{text-align:center}
.bg-white{background:#fff!important}
.rounded{border-radius:0.4rem}
.shadow-hover{transition:all 0.3s}.shadow-hover:hover{box-shadow:0 1rem 3rem rgba(33,37,41,0.15)}
.list-inline{list-style:none;padding:0;margin-left:0;position:relative;margin:0 -1rem}
.list-inline .list-inline-item{display:inline-block;padding:0 1rem}
.list-unstyled{list-style:none;padding:0;margin:0}

/* Utility */
.mb-0{margin-bottom:0!important}.mb-2{margin-bottom:0.5rem!important}.mb-3{margin-bottom:1rem!important}.mb-4{margin-bottom:1.5rem!important}.mb-5{margin-bottom:3rem!important}
.mt-3{margin-top:1rem!important}.mt-5{margin-top:3rem!important}
.p-0{padding:0!important}.p-3{padding:1rem!important}.p-4{padding:1.5rem!important}.p-5{padding:3rem!important}
.px-4{padding-left:1.5rem!important;padding-right:1.5rem!important}
.py-5{padding-top:3rem!important;padding-bottom:3rem!important}
.pt-3{padding-top:1rem!important}.pt-5{padding-top:3rem!important}.pb-5{padding-bottom:3rem!important}
.w-100{width:100%}.h-100{height:100%}
.filter-gray{filter:grayscale(100%)}

/* lazyload */
.lazyload,.lazyloading{opacity:0}.lazyloaded{opacity:1;transition:opacity}
.instapic{margin:-1rem}.instapic .brand-img{padding:1rem;height:7rem;filter:grayscale(100%);opacity:0.6;transition:all 0.4s}
.instapic .brand-img:hover{filter:grayscale(0);opacity:1}

/* ============ SCROLL ANIMATIONS ============ */
.fade-up{opacity:0;transform:translateY(40px);transition:all 0.8s cubic-bezier(0.16,1,0.3,1)}
.fade-up.visible{opacity:1;transform:translateY(0)}
.fade-in{opacity:0;transition:opacity 0.8s ease}
.fade-in.visible{opacity:1}
.delay-1{transition-delay:0.1s}.delay-2{transition-delay:0.2s}.delay-3{transition-delay:0.3s}.delay-4{transition-delay:0.4s}

/* ============ NEW PREMIUM STYLES ============ */

/* Gradient backgrounds */
.bg-gradient-gray{background:linear-gradient(180deg,#f8f9fb 0%,#eef1f5 100%)}
.bg-gradient-dark{background:linear-gradient(135deg,#0d1b2a 0%,#1a3a5c 50%,#1b3a5a 100%)}

/* Section */
.premium-section{padding:8rem 0;position:relative;overflow:hidden}
.premium-section::before{content:'';position:absolute;top:0;left:50%;transform:translateX(-50%);width:1px;height:100%;background:linear-gradient(180deg,transparent,rgba(26,58,92,0.08),transparent);pointer-events:none}
.premium-section-title{margin-bottom:5rem;position:relative}
.premium-section-title .cn{font-size:3.6rem;font-weight:700;color:#0d1b2a;letter-spacing:2px}
.premium-section-title .en{font-size:1.3rem;color:#999;text-transform:uppercase;letter-spacing:4px;display:block;margin-top:0.8rem}
.premium-section-title::after{content:'';display:block;width:60px;height:3px;background:linear-gradient(90deg,#1a3a5c,#4a90d9);margin-top:1.5rem;border-radius:3px}
.premium-section-title.text-center::after{margin-left:auto;margin-right:auto}
.premium-more{display:inline-block;padding:1rem 2.5rem;border:1px solid #1a3a5c;color:#1a3a5c;font-size:1.4rem;border-radius:50px;transition:all 0.4s;text-decoration:none}
.premium-more:hover{background:#1a3a5c;color:#fff;transform:translateX(3px)}

/* Hero Banner */
.premium-hero{position:relative;height:90vh;min-height:550px;overflow:hidden;background:#0a1628;max-width:90%;margin:0 auto;border-radius:0 0 16px 16px}
.premium-hero-slider{position:absolute;top:0;left:0;width:100%;height:100%}
.premium-hero-slide{position:absolute;top:0;left:0;width:100%;height:100%;opacity:0;transition:opacity 1.2s ease}
.premium-hero-slide.active{opacity:1;z-index:1}
.premium-hero-slide.active img{animation:heroZoom 8s ease forwards}
@keyframes heroZoom{from{transform:scale(1)}to{transform:scale(1.12)}}
.premium-hero-slide img{width:100%;height:100%;object-fit:cover;border-radius:0 0 16px 16px;display:block}
.premium-hero-overlay{position:absolute;top:0;left:0;width:100%;height:100%;border-radius:0 0 16px 16px;background:linear-gradient(135deg,rgba(0,15,40,0.7) 0%,rgba(0,30,60,0.45) 50%,rgba(0,10,30,0.65) 100%);display:flex;align-items:center;justify-content:center;text-align:center}
.premium-hero-overlay .container{animation:fadeInUp 1s ease 0.3s both}
@keyframes fadeInUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}
.premium-hero-overlay h1{color:#fff;font-size:7.2rem;font-weight:700;letter-spacing:4px;margin-bottom:2rem;text-shadow:0 2px 20px rgba(0,0,0,0.3)}
.premium-hero-overlay p{color:rgba(255,255,255,0.9);font-size:2.8rem;letter-spacing:2px;max-width:600px;margin:0 auto}
.premium-hero-dots{position:absolute;z-index:2;bottom:40px;left:50%;transform:translateX(-50%);display:flex;gap:12px}
.premium-hero-dots span{width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,0.3);cursor:pointer;transition:all 0.3s}
.premium-hero-dots span.active{background:#fff;width:30px;border-radius:5px}
.premium-hero-arrows{position:absolute;z-index:2;bottom:60px;right:40px;display:flex;gap:10px}
.premium-hero-arrows button{width:50px;height:50px;border-radius:50%;border:1px solid rgba(255,255,255,0.3);background:transparent;color:#fff;font-size:2rem;cursor:pointer;transition:all 0.3s}
.premium-hero-arrows button:hover{background:rgba(255,255,255,0.15);border-color:#fff}
@media(max-width:768px){.premium-hero{height:50vh;min-height:300px;max-width:100%;border-radius:0}.premium-hero-slide img{border-radius:0}.premium-hero-overlay{border-radius:0}.premium-hero-overlay h1{font-size:2.6rem;letter-spacing:2px}.premium-hero-overlay p{font-size:1.3rem}}

/* Product Cards */
.premium-products{display:grid;grid-template-columns:repeat(3,1fr);gap:3rem}
@media(max-width:992px){.premium-products{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.premium-products{grid-template-columns:1fr}}
.premium-product-card{position:relative;border-radius:16px;overflow:hidden;background:#fff;box-shadow:0 4px 24px rgba(0,0,0,0.06);transition:all 0.5s cubic-bezier(0.16,1,0.3,1);cursor:pointer}
.premium-product-card:hover{transform:translateY(-8px);box-shadow:0 16px 48px rgba(0,0,0,0.12)}
.premium-product-card:hover .premium-product-img img{transform:scale(1.08)}
.premium-product-img{height:260px;overflow:hidden}
.premium-product-img img{width:100%;height:100%;object-fit:cover;transition:transform 0.6s cubic-bezier(0.16,1,0.3,1)}
.premium-product-body{padding:2.5rem;position:relative}
.premium-product-body::before{content:'';position:absolute;top:0;left:2.5rem;right:2.5rem;height:1px;background:linear-gradient(90deg,transparent,rgba(26,58,92,0.15),transparent)}
.premium-product-body .tag{display:inline-block;padding:0.4rem 1.2rem;background:rgba(26,58,92,0.06);color:#1a3a5c;font-size:1.2rem;border-radius:20px;margin-bottom:1rem}
.premium-product-body h4{font-size:1.9rem;color:#0d1b2a;margin-bottom:0.8rem;font-weight:600}
.premium-product-body p{font-size:1.4rem;color:#888;line-height:1.8;margin:0}
.premium-product-body .arrow{display:inline-flex;align-items:center;gap:0.5rem;color:#1a3a5c;font-size:1.4rem;margin-top:1.5rem;font-weight:500;transition:gap 0.3s}
.premium-product-card:hover .arrow{gap:1rem}

/* App grid */
.premium-apps{display:grid;grid-template-columns:repeat(5,1fr);gap:2rem}
@media(max-width:992px){.premium-apps{grid-template-columns:repeat(3,1fr)}}
@media(max-width:600px){.premium-apps{grid-template-columns:repeat(2,1fr)}}
.premium-app-item{position:relative;border-radius:12px;overflow:hidden;aspect-ratio:4/5;cursor:pointer;box-shadow:0 4px 16px rgba(0,0,0,0.08);transition:all 0.4s}
.premium-app-item:hover{box-shadow:0 12px 32px rgba(0,0,0,0.15)}
.premium-app-item:hover img{transform:scale(1.1)}
.premium-app-item img{width:100%;height:100%;object-fit:cover;transition:transform 0.6s cubic-bezier(0.16,1,0.3,1)}
.premium-app-label{position:absolute;bottom:0;left:0;right:0;padding:2rem 1.5rem;background:linear-gradient(transparent,rgba(0,0,0,0.75));color:#fff;font-size:1.6rem;font-weight:500;letter-spacing:1px}

/* Stats */
.premium-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:2rem;margin-top:2rem}
@media(max-width:768px){.premium-stats{grid-template-columns:repeat(2,1fr)}}
.premium-stat{text-align:center;padding:3rem 2rem;background:#fff;border-radius:12px;box-shadow:0 4px 20px rgba(0,0,0,0.04);transition:all 0.4s}
.premium-stat:hover{transform:translateY(-5px);box-shadow:0 8px 30px rgba(0,0,0,0.08)}
.premium-stat .num{font-size:4.8rem;font-weight:700;background:linear-gradient(135deg,#1a3a5c,#4a90d9);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.premium-stat .label{font-size:1.4rem;color:#999;margin-top:0.5rem;letter-spacing:1px}

/* About */
.premium-about{display:grid;grid-template-columns:1fr 1fr;gap:5rem;align-items:center}
@media(max-width:768px){.premium-about{grid-template-columns:1fr}}
.premium-about-img{border-radius:16px;overflow:hidden;box-shadow:0 8px 40px rgba(0,0,0,0.1);position:relative}
.premium-about-img::after{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(26,58,92,0.1),transparent);pointer-events:none}
.premium-about-img img{width:100%;display:block;transition:transform 0.6s}
.premium-about-img:hover img{transform:scale(1.03)}
.premium-about-text p{font-size:1.5rem;color:#666;line-height:2.2;margin-bottom:2rem}

/* Footer */
.premium-footer{background:linear-gradient(180deg,#0d1b2a 0%,#0a1520 100%);color:#8899aa;padding:6rem 0 2rem;position:relative}
.premium-footer::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.1),transparent)}
.premium-footer-grid{display:grid;grid-template-columns:2fr 1.5fr 1fr 1fr;gap:4rem}
.premium-footer-col h5{color:#fff;font-size:1.6rem;margin-bottom:2rem;font-weight:600;position:relative;padding-bottom:1rem}
.premium-footer-col h5::after{content:'';position:absolute;bottom:0;left:0;width:30px;height:2px;background:#4a90d9;border-radius:1px}
.premium-footer-col p{font-size:1.3rem;line-height:2.2;margin:0}
.premium-footer-col ul{list-style:none;padding:0;margin:0}
.premium-footer-col ul li{margin-bottom:1rem}
.premium-footer-col ul li a{color:#8899aa;font-size:1.3rem;text-decoration:none;transition:all 0.3s;display:inline-block}
.premium-footer-col ul li a:hover{color:#fff;transform:translateX(5px)}
.premium-footer-logo img{filter:brightness(0) invert(1);opacity:0.8;height:40px}
.premium-footer-bottom{border-top:1px solid rgba(255,255,255,0.06);margin-top:4rem;padding-top:2rem;text-align:center;font-size:1.2rem}
.premium-footer-bottom a{color:#8899aa}
@media(max-width:768px){.premium-footer-grid{grid-template-columns:1fr 1fr;gap:3rem}}

/* Page Heading */
.page-heading{display:flex;flex-direction:column;align-items:center;justify-content:center;margin-bottom:2rem}
@media(min-width:768px){.page-heading{flex-direction:row;justify-content:space-between}}

/* Product Detail Page TOC */
.js-toc{display:none;position:sticky;float:right;top:0;width:18rem;border-left:0.1rem #dee2e6 solid;font-size:1.4rem}
.js-toc-content{position:relative}
@media(min-width:992px){.js-toc{display:block}.js-toc-content{margin-right:20rem}}
.toc-list{list-style:none;padding:0;margin:0;margin-left:2rem}
.toc-list .toc-list-item{position:relative}
.toc-list .toc-list-item .toc-link{display:inline-block;padding:0.25rem 0;color:#6c757d}
.toc-list .toc-list-item.is-active-li>.toc-link{color:#1e90ff}

/* ============ 全站统一：导航 / 服务热线条 / 页脚 ============ */
.jd-header{margin:0;background:#1f4e80;box-shadow:none}
.jd-navbar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;min-height:8.4rem;gap:1rem}
.jd-navbar .brand{margin:0;flex:0 0 auto}
.jd-navbar .brand .logo{display:block;height:9rem}
.jd-nav{display:flex;flex-wrap:wrap;align-items:center;list-style:none;margin:0;padding:0}
.jd-nav a{display:block;padding:1.3rem 1.8rem;color:#e6eef7;font-size:1.65rem;font-weight:600;letter-spacing:1px;text-decoration:none;transition:background 0.2s,color 0.2s}
.jd-nav a:hover,.jd-nav li.active a{background:rgba(255,255,255,0.16);color:#fff}
@media(min-width:769px){.jd-nav li:last-child a{padding-right:0}}
@media(max-width:768px){
  .jd-navbar{justify-content:center;padding:1.2rem 0;min-height:0}
  .jd-nav{justify-content:center}
  .jd-nav a{padding:0.9rem 1.2rem;font-size:1.5rem}
}
.jd-topline{background:#fff;border-bottom:1px solid #dbe3ec}
.jd-topline .container{padding-top:1.2rem;padding-bottom:1.2rem;text-align:center;color:#1f4e80;font-size:1.6rem;font-weight:600;letter-spacing:1px}

.jd-footer{margin:0;background:#1f4e80;color:#d8e3ef;padding:4rem 0 2rem}
.jd-footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:3.2rem}
.jd-footer-col h5{display:inline-block;margin:0 0 1.6rem;padding-bottom:0.8rem;border-bottom:1px solid rgba(255,255,255,0.25);color:#fff;font-size:1.8rem;font-weight:600}
.jd-footer-col p{margin:0 0 0.9rem;font-size:1.5rem;line-height:1.8}
.jd-footer-col p:last-child{margin-bottom:0}
.jd-footer-col ul{list-style:none;margin:0;padding:0}
.jd-footer-col ul li{margin-bottom:0.9rem}
.jd-footer-col ul li a{color:#d8e3ef;font-size:1.5rem;text-decoration:none;transition:color 0.2s}
.jd-footer-col ul li a:hover{color:#fff;text-decoration:underline}
.jd-footer-bottom{margin-top:3.2rem;padding-top:1.6rem;border-top:1px solid rgba(255,255,255,0.18);text-align:center;font-size:1.3rem;line-height:1.9}
.jd-footer-bottom p{margin:0}
.jd-footer-bottom a{color:#d8e3ef}
@media(max-width:768px){
  .jd-footer{padding:3rem 0 1.6rem}
  .jd-footer-grid{grid-template-columns:1fr;gap:2.4rem}
}

/* ============ 首页 ============ */
.jd-home{background:#f5f7fa;color:#24374a}
.jd-home .main{height:auto}

/* 图片轮播：统一按容器比例裁切铺满，消除“有的铺满有的留白” */
.jd-slider{padding:2.8rem 0 2rem}
.jd-slider-frame{position:relative;width:100%;aspect-ratio:16/10;background:#e9eef4;overflow:hidden}
.jd-slide{position:absolute;top:0;left:0;width:100%;height:100%;opacity:0;transition:opacity 0.9s ease;pointer-events:none}
.jd-slide.active{opacity:1;pointer-events:auto}
.jd-slide img{display:block;width:100%;height:100%;object-fit:cover;object-position:center}
.jd-arrow{position:absolute;top:50%;z-index:3;transform:translateY(-50%);display:flex;align-items:center;justify-content:center;width:4.4rem;height:4.4rem;padding:0;border:1px solid #c3d0de;background:rgba(255,255,255,0.88);color:#1f4e80;font-size:2.6rem;line-height:1;cursor:pointer;transition:background 0.2s,color 0.2s,border-color 0.2s}
.jd-arrow:hover{background:#1f4e80;border-color:#1f4e80;color:#fff}
.jd-prev{left:1.4rem}
.jd-next{right:1.4rem}
.jd-dots{display:flex;justify-content:center;align-items:center;gap:1rem;margin-top:1.8rem}
.jd-dots button{width:1.2rem;height:1.2rem;padding:0;border:1px solid #9db2c8;border-radius:50%;background:#fff;cursor:pointer;transition:all 0.2s}
.jd-dots button.active{width:3.2rem;border-radius:0.6rem;background:#1f4e80;border-color:#1f4e80}

/* 产品服务 */
.jd-products{padding:1.6rem 0 4.4rem}
.jd-section-title{margin-bottom:3.4rem;text-align:center}
.jd-section-title h2{margin:0;color:#17385b;font-size:2.8rem;font-weight:700;letter-spacing:2px}
.jd-section-title span{display:block;margin-top:0.8rem;color:#8595a8;font-size:1.3rem;letter-spacing:3px;text-transform:uppercase}
.jd-section-title::after{content:'';display:block;width:6rem;height:0.3rem;margin:1.6rem auto 0;background:#1f4e80}
.jd-product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2.4rem}
.jd-product-card{display:block;background:#fff;border:1px solid #dbe3ec;color:inherit;text-decoration:none;transition:border-color 0.2s,box-shadow 0.2s}
.jd-product-card:hover{border-color:#1f4e80;box-shadow:0 6px 20px rgba(31,78,128,0.1)}
.jd-product-img{aspect-ratio:4/3;overflow:hidden;background:#eef2f6}
.jd-product-img img{display:block;width:100%;height:100%;object-fit:cover}
.jd-product-body{padding:2rem 2.2rem 2.4rem}
.jd-tag{display:inline-block;margin-bottom:1rem;padding:0.3rem 1rem;background:#1f4e80;color:#fff;font-size:1.25rem}
.jd-product-body h3{margin:0 0 0.8rem;color:#17385b;font-size:1.9rem;font-weight:600}
.jd-product-body p{margin:0;color:#66788c;font-size:1.4rem;line-height:1.85}
.jd-more{margin-top:3.2rem;text-align:center}
.jd-more a{display:inline-block;padding:1.1rem 3rem;border:1px solid #1f4e80;color:#1f4e80;font-size:1.55rem;text-decoration:none;transition:background 0.2s,color 0.2s}
.jd-more a:hover{background:#1f4e80;color:#fff}
@media(max-width:992px){.jd-product-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){
  .jd-product-grid{grid-template-columns:1fr;gap:1.8rem}
  .jd-slider{padding:1.6rem 0 1.2rem}
  .jd-slider-frame{aspect-ratio:4/3}
  .jd-arrow{width:3.6rem;height:3.6rem;font-size:2rem}
  .jd-prev{left:0.8rem}
  .jd-next{right:0.8rem}
  .jd-section-title h2{font-size:2.3rem}
}

/* ============ 产品详情页 ============ */
.jd-crumb{padding:2.2rem 0 0;color:#7b8a9c;font-size:1.4rem}
.jd-crumb a{color:#1f4e80;text-decoration:none}
.jd-crumb a:hover{text-decoration:underline}
.jd-crumb em{margin:0 0.8rem;font-style:normal;color:#b3c0cd}
.jd-detail{display:grid;grid-template-columns:1.05fr 1fr;gap:3.6rem;align-items:start;padding:2.4rem 0 1rem}
.jd-detail-img{background:#fff;border:1px solid #dbe3ec}
.jd-detail-img img{display:block;width:100%;height:auto}
.jd-detail-body h1{margin:0 0 1.4rem;color:#17385b;font-size:2.8rem;font-weight:700;line-height:1.35}
.jd-detail-body p{margin:0 0 1.4rem;color:#5d6d7d;font-size:1.6rem;line-height:2}
.jd-detail-info{margin:2.2rem 0 0;padding:2rem 2.2rem;background:#f5f7fa;border:1px solid #dbe3ec}
.jd-detail-info p{margin:0 0 0.8rem;font-size:1.5rem;color:#4a5b6e}
.jd-detail-info p:last-child{margin-bottom:0}
.jd-detail-info strong{color:#17385b}
.jd-detail-links{margin-top:1.8rem;display:flex;flex-wrap:wrap;gap:1.2rem}
.jd-detail-links a{display:inline-block;padding:1rem 2.2rem;background:#1f4e80;color:#fff;font-size:1.5rem;text-decoration:none}
.jd-detail-links a:hover{background:#17385b}
.jd-detail-links a.ghost{background:#fff;color:#1f4e80;border:1px solid #1f4e80}
.jd-detail-links a.ghost:hover{background:#1f4e80;color:#fff}
.jd-pager{display:flex;justify-content:space-between;gap:1.6rem;margin-top:3.2rem;padding:2rem 0 3.6rem;border-top:1px solid #dbe3ec}
.jd-pager a{color:#1f4e80;font-size:1.5rem;text-decoration:none}
.jd-pager a:hover{text-decoration:underline}
.jd-page-title{margin:0 0 0.6rem;color:#17385b;font-size:2.6rem;font-weight:700}
.jd-page-sub{margin:0 0 3rem;color:#8595a8;font-size:1.4rem}
.jd-group-title{margin:4.4rem 0 2.4rem;padding-bottom:1.2rem;border-bottom:2px solid #dbe3ec;color:#17385b;font-size:2.2rem;font-weight:700}
@media(max-width:768px){
  .jd-detail{grid-template-columns:1fr;gap:2.2rem}
  .jd-detail-body h1{font-size:2.2rem}
  .jd-page-title{font-size:2.1rem}
}

/* ============ 产品详情页：技术资料区 ============ */
.jd-detail-alias{margin:0 0 1rem;color:#1f4e80;font-size:1.45rem;font-weight:600}
.jd-doc{margin-top:1.6rem;padding-top:0.6rem}
.jd-doc h2{margin:4rem 0 1.8rem;padding-bottom:1rem;border-bottom:2px solid #dbe3ec;color:#17385b;font-size:2.2rem;font-weight:700}
.jd-doc h3{margin:2.6rem 0 1.2rem;color:#1f4e80;font-size:1.75rem;font-weight:600}
.jd-doc ol,.jd-doc ul{margin:0 0 1.6rem;padding-left:2.4rem;color:#5d6d7d;font-size:1.55rem;line-height:1.95}
.jd-doc ol li,.jd-doc ul li{margin-bottom:0.9rem}
.jd-doc li strong{color:#17385b}
.jd-doc p{color:#5d6d7d;font-size:1.55rem;line-height:1.95}
.jd-spec{width:100%;border-collapse:collapse;margin:0 0 2rem;font-size:1.45rem}
.jd-spec th,.jd-spec td{border:1px solid #dbe3ec;padding:1rem 1.4rem;text-align:left;vertical-align:top;line-height:1.8}
.jd-spec th{width:22rem;background:#f5f7fa;color:#17385b;font-weight:600}
.jd-spec td{color:#5d6d7d}
.jd-spec tr:nth-child(even) td{background:#fcfdfe}
@media(max-width:768px){
  .jd-doc h2{font-size:1.9rem;margin-top:3.2rem}
  .jd-doc h3{font-size:1.6rem}
  .jd-spec th,.jd-spec td{padding:0.8rem 1rem;font-size:1.35rem}
  .jd-spec th{width:11rem}
}

/* 详情页要点提示块 */
.jd-note{margin:2rem 0;padding:1.6rem 2rem;background:#f2f7fc;border-left:4px solid #1f4e80;color:#3f5567;font-size:1.5rem;line-height:1.9}
.jd-note strong{color:#17385b}

/* ============ 关于页：资质认证 ============ */
.cert-intro{margin:0 0 1.8rem;color:#5d6d7d;font-size:1.55rem;line-height:1.95}
.cert-gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:2.4rem;margin:0 0 1rem}
.cert-gallery figure{margin:0;background:#fff;border:1px solid #dbe3ec;padding:1.2rem}
.cert-gallery img{display:block;width:100%;height:auto}
.cert-gallery figcaption{margin-top:1rem;color:#7b8a9c;font-size:1.35rem;text-align:center;line-height:1.7}
@media(max-width:600px){.cert-gallery{grid-template-columns:1fr;gap:1.8rem}}

/* ==========================================================================
   参考站风格改造层（wxcwst 风格）：主色 #0075c2 / 红点缀 #e50213 / 页脚 #343434
   ========================================================================== */
:root{
  --jd-blue:#0075c2; --jd-blue-d:#005c99; --jd-red:#e50213;
  --jd-dark:#343434; --jd-text:#333; --jd-gray:#666; --jd-light:#f5f7fa; --jd-line:#e1e1e1;
}
body{font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",Arial,sans-serif;color:var(--jd-text);background:#fff}
.jd-home{background:#fff;color:var(--jd-text)}
a{color:var(--jd-text)}
.container{max-width:160rem;padding-left:2rem;padding-right:2rem}
@media(max-width:768px){.container{padding-left:1.6rem;padding-right:1.6rem}}

/* ---------- 头部 ---------- */
.jd-header{position:sticky;top:0;z-index:99;margin:0;background:#fff;box-shadow:0 1px 5px rgba(0,0,0,.06)}
.jd-navbar{display:flex;align-items:center;gap:1.6rem;min-height:9.6rem}
.jd-brandbox{display:flex;align-items:center;gap:1.2rem;flex:0 0 auto}
.jd-brandbox .logo{display:block;height:9rem}
.jd-slogan{padding-left:1.2rem;border-left:1px solid var(--jd-line)}
.jd-slogan h1{margin:0;color:var(--jd-text);font-size:2.04rem;font-weight:700;line-height:1.35}
.jd-slogan p{margin:.4rem 0 0;color:var(--jd-gray);font-size:1.62rem;line-height:1.35}
.jd-nav{display:flex;align-items:center;list-style:none;margin:0 0 0 auto;padding:0}
.jd-nav>li{position:relative}
.jd-nav>li>a{position:relative;display:block;padding:1.4rem 1.2rem;color:var(--jd-text);font-size:2.45rem;text-decoration:none;transition:color .3s}
.jd-nav>li>a::after{content:'';position:absolute;left:50%;bottom:1rem;transform:translateX(-50%);width:0;height:2px;background:var(--jd-red);transition:width .3s}
.jd-nav>li:hover>a,.jd-nav>li.active>a{color:var(--jd-blue)}
.jd-nav>li:hover>a::after,.jd-nav>li.active>a::after{width:18%}
.jd-sub{position:absolute;left:50%;top:100%;transform:translateX(-50%);min-width:32rem;padding:1.4rem;background:rgba(246,246,246,.96);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);box-shadow:0 8px 24px rgba(0,0,0,.08);opacity:0;visibility:hidden;transition:all .3s}
.jd-nav>li:hover .jd-sub{opacity:1;visibility:visible}
.jd-sub ul{display:grid;grid-template-columns:1fr;gap:.4rem 1rem;list-style:none;margin:0;padding:0}
.jd-sub a{display:block;padding:.9rem 1.2rem;color:var(--jd-text);font-size:1.5rem;text-decoration:none;transition:all .3s}
.jd-sub a:hover{background:#fff;color:var(--jd-blue);padding-left:1.6rem}
.jd-headtel{flex:0 0 auto;display:flex;align-items:center;gap:1rem;padding-left:1.6rem;border-left:1px solid var(--jd-line)}
.jd-headtel .tip{display:block;color:var(--jd-gray);font-size:1.75rem;line-height:1.2}
.jd-headtel .num{display:block;color:var(--jd-blue);font-size:2.66rem;font-weight:700;line-height:1.3;text-decoration:none}
.jd-menu-check,.jd-menu-btn{display:none}
@media(max-width:1100px){
  .jd-navbar{min-height:7.6rem;gap:1.2rem}
  .jd-brandbox{display:contents}
  .jd-slogan{display:block;flex:1 1 100%;order:10;border-left:none;padding-left:0;margin-top:.4rem}
  .jd-headtel{padding-left:1.4rem}
  .jd-headtel .num{font-size:2.2rem}
  .jd-menu-btn{display:flex;flex-direction:column;justify-content:space-between;width:24px;height:18px;margin-left:auto;cursor:pointer}
  .jd-menu-btn span{display:block;height:2px;background:var(--jd-text);border-radius:2px;transition:.3s}
  .jd-nav{display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;margin:0;background:#fff;box-shadow:0 8px 20px rgba(0,0,0,.08);max-height:70vh;overflow:auto}
  .jd-menu-check:checked~.jd-nav{display:flex}
  .jd-nav>li>a{padding:1.4rem 1.6rem;font-size:2.24rem;border-bottom:1px solid var(--jd-line)}
  .jd-nav>li>a::after{display:none}
  .jd-sub{position:static;transform:none;min-width:0;opacity:1;visibility:visible;box-shadow:none;background:#fafbfc;padding:.8rem 1.2rem}
  .jd-sub ul{grid-template-columns:1fr}
}

/* ---------- 页面 banner（内页标题带） ---------- */
.jd-page-hero{position:relative;padding:6rem 0;background:linear-gradient(135deg,#0a4f80 0%,#0075c2 60%,#2b93d6 100%);color:#fff;overflow:hidden}
.jd-page-hero::after{content:'';position:absolute;right:-6rem;top:-6rem;width:28rem;height:28rem;border:2px solid rgba(255,255,255,.16);border-radius:50%}
.jd-page-hero h1{margin:0;font-size:3.6rem;font-weight:700;letter-spacing:1px}
.jd-page-hero p{margin:1rem 0 0;color:rgba(255,255,255,.85);font-size:1.6rem}
.jd-crumb2{margin:1.4rem 0 0;color:rgba(255,255,255,.8);font-size:1.4rem}
.jd-crumb2 a{color:rgba(255,255,255,.9);text-decoration:none}
.jd-crumb2 a:hover{color:#fff}

/* ---------- 章节标题 ---------- */
.jd-sec{padding:7rem 0}
.jd-sec.gray{background:var(--jd-light)}
.jd-sec.line{border-top:1px solid var(--jd-line)}
.jd-sec-head{margin-bottom:4.2rem;text-align:center}
.jd-sec-head h2{margin:0;color:#1a1a1a;font-size:3.6rem;font-weight:700;letter-spacing:1px}
.jd-sec-head .en{display:block;margin-top:1rem;color:#a8b3bd;font-size:1.4rem;letter-spacing:3px;text-transform:uppercase}
.jd-sec-head.left{text-align:left}
.jd-sec-head::after{content:'';display:block;width:5rem;height:3px;margin:1.8rem auto 0;background:var(--jd-blue)}
.jd-sec-head.left::after{margin-left:0}

/* ---------- 按钮 ---------- */
.jd-btn{display:inline-block;padding:1.2rem 3.2rem;background:var(--jd-blue);color:#fff;font-size:1.55rem;text-decoration:none;border:1px solid var(--jd-blue);transition:all .3s}
.jd-btn:hover{background:var(--jd-blue-d);border-color:var(--jd-blue-d);color:#fff}
.jd-btn.ghost{background:transparent;color:var(--jd-blue)}
.jd-btn.ghost:hover{background:var(--jd-blue);color:#fff}
.jd-btn.light{background:transparent;border-color:rgba(255,255,255,.7);color:#fff}
.jd-btn.light:hover{background:#fff;border-color:#fff;color:var(--jd-blue)}

/* ---------- 首页轮播 ---------- */
.jd-slider{padding:0;background:#fff}
.jd-slider-frame{position:relative;width:100%;aspect-ratio:16/7.6;background:#0b1a26;overflow:hidden}
.jd-slide{position:absolute;top:0;left:0;width:100%;height:100%;opacity:0;transition:opacity 1s ease;pointer-events:none}
.jd-slide.active{opacity:1;pointer-events:auto}
.jd-slide img{display:block;width:100%;height:100%;object-fit:cover;object-position:center;transition:transform 6s linear}
.jd-slide.active img{transform:scale(1.04)}
.jd-arrow{position:absolute;top:50%;z-index:3;transform:translateY(-50%);display:flex;align-items:center;justify-content:center;width:5.4rem;height:5.4rem;padding:0;border:1px solid rgba(255,255,255,.45);background:rgba(0,0,0,.18);color:#fff;font-size:2.6rem;line-height:1;cursor:pointer;opacity:.55;transition:all .3s}
.jd-arrow:hover{opacity:1;background:var(--jd-blue);border-color:var(--jd-blue)}
.jd-prev{left:3rem}
.jd-next{right:3rem}
.jd-dots{position:absolute;left:50%;bottom:3rem;z-index:3;transform:translateX(-50%);display:flex;gap:1.2rem;margin:0}
.jd-dots button{width:1rem;height:1rem;padding:0;border:1px solid rgba(255,255,255,.85);background:transparent;cursor:pointer;transform:rotate(45deg);opacity:.55;transition:all .3s}
.jd-dots button.active{opacity:1;background:#fff}
@media(max-width:768px){
  .jd-slider-frame{aspect-ratio:4/3}
  .jd-arrow{width:3.6rem;height:3.6rem;font-size:1.8rem}
  .jd-prev{left:1rem}.jd-next{right:1rem}
  .jd-dots{bottom:1.4rem;gap:.8rem}
}

/* ---------- 产品卡 ---------- */
.jd-product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:2.4rem}
.jd-product-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--jd-line);color:inherit;text-decoration:none;transition:all .4s}
.jd-product-card:hover{border-color:var(--jd-blue);box-shadow:0 12px 30px rgba(0,117,194,.14);transform:translateY(-4px)}
.jd-product-img{aspect-ratio:4/3;overflow:hidden;background:var(--jd-light)}
.jd-product-img img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .5s}
.jd-product-card:hover .jd-product-img img{transform:scale(1.06)}
.jd-product-body{padding:2rem 2.2rem 2.4rem;position:relative}
.jd-tag{display:inline-block;margin-bottom:1rem;padding:.3rem 1rem;background:rgba(0,117,194,.08);color:var(--jd-blue);font-size:1.25rem}
.jd-product-body h3{margin:0 0 .8rem;color:#1a1a1a;font-size:1.9rem;font-weight:600;line-height:1.45;transition:color .3s}
.jd-product-card:hover .jd-product-body h3{color:var(--jd-blue)}
.jd-product-body p{margin:0;color:var(--jd-gray);font-size:1.4rem;line-height:1.85}
@media(max-width:1200px){.jd-product-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:992px){.jd-product-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.jd-product-grid{grid-template-columns:1fr;gap:1.8rem}}

/* ---------- 数据亮带 ---------- */
.jd-stats{position:relative;padding:6rem 0;background:linear-gradient(135deg,#0a4f80,#0075c2);color:#fff;overflow:hidden}
.jd-stats .jd-sec-head h2{color:#fff}
.jd-stats .jd-sec-head .en{color:rgba(255,255,255,.6)}
.jd-stats .jd-sec-head::after{background:rgba(255,255,255,.75)}
.jd-stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:2rem;text-align:center}
.jd-stat .num{color:#fff;font-size:4.6rem;font-weight:700;line-height:1}
.jd-stat .label{margin-top:1.2rem;color:rgba(255,255,255,.85);font-size:1.5rem}
@media(max-width:768px){.jd-stat-grid{grid-template-columns:repeat(2,1fr);gap:2.6rem}.jd-stat .num{font-size:3.4rem}}

/* ---------- 应用领域 ---------- */
.jd-apps{display:grid;grid-template-columns:repeat(4,1fr);gap:2rem}
.jd-app{position:relative;display:block;overflow:hidden;text-decoration:none;aspect-ratio:4/5;background:#0b1a26}
.jd-app img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .6s}
.jd-app::after{content:'';position:absolute;inset:0;background:linear-gradient(to bottom,rgba(0,0,0,.15),rgba(0,0,0,.72));transition:background .4s}
.jd-app span{position:absolute;left:0;right:0;bottom:2.4rem;z-index:2;color:#fff;font-size:1.9rem;font-weight:600;text-align:center;letter-spacing:1px}
.jd-app:hover img{transform:scale(1.07)}
.jd-app:hover::after{background:linear-gradient(to bottom,rgba(0,117,194,.35),rgba(0,86,148,.85))}
@media(max-width:992px){.jd-apps{grid-template-columns:repeat(2,1fr)}}

/* ---------- 资质认证 ---------- */
.jd-cert{display:grid;grid-template-columns:1fr 1.15fr;gap:4.4rem;align-items:center}
.jd-cert-img img{display:block;width:100%;height:auto;border:1px solid var(--jd-line);box-shadow:0 14px 34px rgba(0,0,0,.08)}
.jd-cert-body h3{margin:0 0 1.6rem;color:#1a1a1a;font-size:2.6rem;font-weight:700}
.jd-cert-body p{margin:0 0 1.4rem;color:var(--jd-gray);font-size:1.55rem;line-height:1.95}
.jd-cert-list{list-style:none;margin:2rem 0 0;padding:0}
.jd-cert-list li{position:relative;padding-left:1.8rem;margin-bottom:.8rem;color:#4a5b6e;font-size:1.5rem}
.jd-cert-list li::before{content:'';position:absolute;left:0;top:.75em;width:.6rem;height:.6rem;background:var(--jd-blue)}
@media(max-width:992px){.jd-cert{grid-template-columns:1fr;gap:2.4rem}}

/* ---------- 新闻 ---------- */
.jd-news-wrap{display:grid;grid-template-columns:1.15fr 1fr;gap:3.2rem;align-items:start}
.jd-news-feature{display:block;position:relative;overflow:hidden;text-decoration:none;background:#0b1a26}
.jd-news-feature img{display:block;width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .6s}
.jd-news-feature:hover img{transform:scale(1.05)}
.jd-news-feature .txt{position:absolute;left:0;right:0;bottom:0;padding:3rem;color:#fff;background:linear-gradient(to top,rgba(0,0,0,.82),rgba(0,0,0,0))}
.jd-news-feature .txt h3{margin:0 0 .8rem;font-size:2.2rem;font-weight:600;line-height:1.5}
.jd-news-feature .txt p{margin:0;color:rgba(255,255,255,.82);font-size:1.4rem;line-height:1.8;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden}
.jd-news-feature .txt time{display:block;margin-top:1rem;color:rgba(255,255,255,.7);font-size:1.3rem}
.jd-news-list{list-style:none;margin:0;padding:0}
.jd-news-list li{border-bottom:1px solid #ddd}
.jd-news-list li:first-child{border-top:1px solid #ddd}
.jd-news-list a{display:block;padding:2.2rem 0;text-decoration:none;transition:all .3s}
.jd-news-list h4{margin:0 0 .8rem;color:#1a1a1a;font-size:1.9rem;font-weight:600;line-height:1.5;transition:color .3s}
.jd-news-list p{margin:0 0 .8rem;color:var(--jd-gray);font-size:1.4rem;line-height:1.8;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden}
.jd-news-list time{color:#999;font-size:1.35rem}
.jd-news-list a:hover h4{color:var(--jd-blue)}
@media(max-width:992px){.jd-news-wrap{grid-template-columns:1fr;gap:2.4rem}}
.jd-more{margin-top:4rem;text-align:center}

/* ---------- 联系 CTA ---------- */
.jd-cta{padding:5.4rem 0;background:var(--jd-light);border-top:1px solid var(--jd-line)}
.jd-cta-box{display:flex;align-items:center;justify-content:space-between;gap:3rem;flex-wrap:wrap}
.jd-cta-box .txt h3{margin:0 0 .8rem;color:#1a1a1a;font-size:2.8rem;font-weight:700}
.jd-cta-box .txt p{margin:0;color:var(--jd-gray);font-size:1.55rem}
.jd-cta-box .tel{color:var(--jd-blue);font-size:3.4rem;font-weight:700;text-decoration:none;line-height:1.2}
.jd-cta-box .tel small{display:block;margin-bottom:.6rem;color:var(--jd-gray);font-size:1.35rem;font-weight:400}

/* ---------- 页脚 ---------- */
.jd-footer{margin:0;background:var(--jd-dark);color:rgba(255,255,255,.8)}
.jd-footer-quick{border-bottom:1px solid rgba(255,255,255,.1)}
.jd-footer-quick ul{display:flex;flex-wrap:wrap;list-style:none;margin:0;padding:0}
.jd-footer-quick li{flex:1;min-width:20rem;border-right:1px solid rgba(255,255,255,.1)}
.jd-footer-quick li:last-child{border-right:none}
.jd-footer-quick a{display:flex;align-items:center;justify-content:center;gap:1.2rem;padding:2rem 1.4rem;color:#fff;font-size:2.16rem;text-decoration:none;transition:background .3s}
.jd-footer-quick a:hover{background:rgba(255,255,255,.06);color:#fff}
.jd-footer-main{padding:3.6rem 0 0}
.jd-footer-grid{display:grid;grid-template-columns:1.1fr 1fr 1fr 1.3fr;gap:3.2rem}
.jd-footer-col h5{margin:0 0 1.4rem;color:#fff;font-size:2.28rem;font-weight:600}
.jd-footer-col ul{list-style:none;margin:0;padding:0}
.jd-footer-col ul li{margin-bottom:0.6rem}
.jd-footer-col ul li a{color:rgba(255,255,255,.75);font-size:1.74rem;text-decoration:none;transition:color .3s}
.jd-footer-col ul li a:hover{color:#fff}
.jd-footer-contact p{margin:0 0 0.6rem;color:rgba(255,255,255,.75);font-size:1.74rem;line-height:1.7}
.jd-footer-contact .big{color:#fff;font-size:2.4rem;font-weight:700}
.jd-footer-contact a{color:rgba(255,255,255,.85);text-decoration:none}
.jd-footer-contact a:hover{color:#fff}
.jd-footer-bottom{margin-top:2.8rem;padding:1.5rem 0;border-top:1px solid rgba(255,255,255,.1);text-align:center;color:#aaa;font-size:1.62rem}
.jd-footer-bottom a{color:#aaa;text-decoration:none}
.jd-footer-bottom a:hover{color:#fff}
@media(max-width:992px){.jd-footer-grid{grid-template-columns:repeat(2,1fr);gap:2.6rem}.jd-footer-quick li{min-width:50%}}
@media(max-width:600px){.jd-footer-quick li{min-width:100%;border-right:none;border-bottom:1px solid rgba(255,255,255,.1)}}

/* ---------- 悬浮侧边栏 ---------- */
.jd-float{position:fixed;right:1.6rem;bottom:8%;z-index:98;filter:drop-shadow(0 0 8px rgba(0,0,0,.16))}
.jd-float-item{position:relative;display:block;width:5.4rem;min-height:5.8rem;margin-bottom:1px;background:#fff;color:var(--jd-gray);font-size:1.2rem;text-decoration:none;text-align:center;padding:.9rem .2rem;transition:all .3s;cursor:pointer}
.jd-float-item .ico{display:block;font-size:2rem;line-height:1.3;color:#8a97a3;transition:color .3s}
.jd-float-item:hover{color:var(--jd-blue)}
.jd-float-item:hover .ico{color:var(--jd-blue)}
.jd-float-pop{position:absolute;right:100%;top:50%;transform:translateY(-50%) scale(.85);transform-origin:center right;margin-right:1rem;padding:1.4rem 1.6rem;background:#fff;box-shadow:0 8px 24px rgba(0,0,0,.14);opacity:0;visibility:hidden;transition:all .3s;white-space:nowrap;text-align:left}
.jd-float-item:hover .jd-float-pop{opacity:1;visibility:visible;transform:translateY(-50%) scale(1)}
.jd-float-pop b{display:block;color:var(--jd-blue);font-size:1.9rem}
.jd-float-pop span{color:var(--jd-gray);font-size:1.3rem}
@media(max-width:600px){.jd-float{display:none}}

/* ---------- 内页通用组件（Hexo 模板页复用） ---------- */
.page-type-title{margin:0;color:#fff;font-size:3.4rem;font-weight:700}
.banner{position:relative;height:22rem;border:none;border-radius:0;background:linear-gradient(135deg,#0a4f80 0%,#0075c2 60%,#2b93d6 100%);overflow:hidden}
.banner::before{background:transparent}
.banner .banner-text .page-type-title{font-size:3.4rem}
.card{border:1px solid var(--jd-line);border-radius:0;background:#fff;transition:all .4s}
.card:hover{border-color:var(--jd-blue);box-shadow:0 12px 28px rgba(0,117,194,.12);transform:translateY(-4px)}
.card .card-img{width:100%;aspect-ratio:4/3;object-fit:cover}
.card .card-body{padding:2rem 2.2rem}
.card .card-title a{color:#1a1a1a;font-size:1.8rem;text-decoration:none;transition:color .3s}
.card:hover .card-title a{color:var(--jd-blue)}
hr.hr{border-bottom:1px solid var(--jd-line)}
.article-title{color:#1a1a1a}
.article-entry{color:#3d4a56;font-size:1.6rem;line-height:2}
.article-entry h2{margin:3.4rem 0 1.6rem;padding-bottom:1rem;border-bottom:2px solid var(--jd-line);color:#1a1a1a;font-size:2.4rem}
.article-entry table{width:100%;border-collapse:collapse;font-size:1.5rem}
.article-entry th,.article-entry td{border:1px solid var(--jd-line);padding:1rem 1.2rem;text-align:left}
.article-entry th{background:var(--jd-light);color:var(--jd-blue)}

/* 内页标题带（Hexo 模板页复用） */
.page-heading{padding:5.4rem 0;margin:0 0 4rem;background:linear-gradient(135deg,#0a4f80 0%,#0075c2 60%,#2b93d6 100%);display:block;text-align:left}
.page-heading .page-type-title{color:#fff;font-size:3.4rem;font-weight:700}
.page-heading .slogan{color:rgba(255,255,255,.85)!important;font-size:1.5rem;margin:1rem 0 0}
@media(min-width:768px){.page-heading{flex-direction:column;justify-content:center;align-items:flex-start}}

/* 滚动入场动画（无 JS 时内容正常显示） */
.js-reveal .reveal{opacity:0;transform:translateY(28px);transition:opacity .8s ease,transform .8s cubic-bezier(.16,1,.3,1)}
.js-reveal .reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.js-reveal .reveal{opacity:1;transform:none}}

/* 内页标题带通栏（突破容器宽度） */
.page-heading,.banner{
  width:100vw;max-width:none;
  margin-left:calc(50% - 50vw);margin-right:calc(50% - 50vw);
  padding-left:calc(50vw - 50% + 2rem);padding-right:calc(50vw - 50% + 2rem);
}
@media(max-width:768px){
  .page-heading,.banner{padding-left:calc(50vw - 50% + 1.6rem);padding-right:calc(50vw - 50% + 1.6rem)}
}

/* 详情页配色统一到参考站主色 */
.jd-detail-img{background:#fff;border:1px solid var(--jd-line)}
.jd-detail-body p{color:var(--jd-gray)}
.jd-detail-info{background:var(--jd-light);border:1px solid var(--jd-line)}
.jd-detail-info p{color:#4a5b6e}
.jd-detail-info strong{color:var(--jd-blue)}
.jd-detail-links a{background:var(--jd-blue)}
.jd-detail-links a:hover{background:var(--jd-blue-d)}
.jd-detail-links a.ghost{background:#fff;color:var(--jd-blue);border-color:var(--jd-blue)}
.jd-detail-links a.ghost:hover{background:var(--jd-blue);color:#fff}
.jd-doc h2{border-bottom:2px solid var(--jd-line);color:#1a1a1a}
.jd-doc h3{color:var(--jd-blue)}
.jd-doc ol,.jd-doc ul,.jd-doc p{color:var(--jd-gray)}
.jd-doc li strong{color:#1a1a1a}
.jd-spec th{background:var(--jd-light);color:var(--jd-blue)}
.jd-spec td{color:var(--jd-gray)}
.jd-note{background:#eef6fc;border-left:4px solid var(--jd-blue);color:#3f5567}
.jd-note strong{color:var(--jd-blue)}
.jd-pager a{color:var(--jd-blue)}
.jd-crumb a{color:var(--jd-blue)}

@media(max-width:600px){.jd-navbar .brand .logo,.jd-brandbox .logo{height:5.6rem}.jd-headtel .tip{font-size:1.5rem}.jd-headtel .num{font-size:1.7rem}}

/* ---------- 新闻详情页排版（参考杰瑞集团新闻页） ---------- */
.article-cover{margin:0 0 2.6rem;text-align:center}
.article-cover-img{max-width:52%;max-height:34rem;width:auto;object-fit:cover;margin:0 auto}
.article-title{color:#1a1a1a;font-size:2.6rem;font-weight:700;line-height:1.4;margin:0;text-align:left}
.article-meta{color:#999;font-size:1.4rem;margin:1rem 0 2.6rem}
.article-entry{color:#3d4a56;font-size:1.6rem;line-height:2}
.article-entry p{margin:0 0 1.8rem}
.article-entry h2{margin:3rem 0 1.4rem;padding-bottom:.8rem;border-bottom:2px solid var(--jd-line);color:#1a1a1a;font-size:2.2rem}
.article-entry h3{color:#1a1a1a;font-size:1.9rem;margin:2.4rem 0 1rem}
.article-entry img{max-width:100%;display:block;margin:2rem auto}
@media(max-width:768px){.article-cover-img{max-width:92%}.article-title{font-size:2.2rem}}

/* ---------- 新闻列表：四列网格 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:2.4rem;margin:0}
.news-grid .col-3{width:auto;padding:0;margin:0}
.news-grid .card{height:100%}
@media(max-width:768px){.news-grid{grid-template-columns:repeat(2,1fr);gap:1.8rem}}

/* ---------- 文章上一篇/下一篇 ---------- */
.article-nav{display:flex;justify-content:space-between;gap:3rem;margin:4rem 0 0;padding-top:2rem;border-top:1px solid var(--jd-line)}
.article-nav-link-wrap{flex:1;display:block;text-decoration:none;color:var(--jd-text)}
#article-nav-older{text-align:right}
.article-nav-caption{display:block;font-size:1.3rem;color:#999;margin-bottom:.5rem}
.article-nav-title{font-size:1.6rem;color:var(--jd-blue);line-height:1.5}
.article-nav-link-wrap:hover .article-nav-title{color:var(--jd-blue-d)}

/* ---------- 关于我们页：标题居中，与首页一致 ---------- */
.article-type-page .article-entry h2{text-align:center;font-size:3.6rem;font-weight:700;color:#1a1a1a;letter-spacing:1px;border-bottom:none;margin:4rem 0 1.6rem}
.article-type-page .article-entry h2::after{content:'';display:block;width:5rem;height:3px;margin:1.6rem auto 0;background:var(--jd-blue)}
.article-type-page .article-entry h3{font-size:2rem;font-weight:600;color:#1a1a1a;margin:2.2rem 0 1rem}
.article-type-page .article-entry p{font-size:1.6rem;line-height:2;color:#3d4a56}
.article-type-page .article-entry ul{font-size:1.6rem;line-height:2;color:#3d4a56}
@media(max-width:768px){.article-type-page .article-entry h2{font-size:2.8rem}}

.banner .banner-text .page-type-title{font-size:3.6rem;font-weight:700}

/* ---------- 联系我们页：卡片网格 ---------- */
.jd-contact-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:2.4rem;margin-top:3rem}
.jd-contact-card{background:#fff;border:1px solid var(--jd-line);padding:3.2rem 2rem;text-align:center;transition:all .4s}
.jd-contact-card:hover{border-color:var(--jd-blue);box-shadow:0 12px 28px rgba(0,117,194,.12);transform:translateY(-4px)}
.jd-contact-card h3{color:var(--jd-blue);font-size:1.8rem;font-weight:600;margin:0 0 1.2rem}
.jd-contact-card p{color:#4a5b6e;font-size:1.6rem;line-height:1.8;margin:0;word-break:break-all}
.jd-contact-card a{color:#4a5b6e;text-decoration:none}
@media(max-width:992px){.jd-contact-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.jd-contact-grid{grid-template-columns:1fr}}

/* 下拉菜单文字始终为深色（即使在“产品中心”高亮的页面） */
.jd-nav li.active .jd-sub a{color:var(--jd-text);background:transparent}
.jd-nav li.active .jd-sub a:hover{color:var(--jd-blue);background:#fff}