@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400;500;700;900&family=JetBrains+Mono:wght@400;700&display=swap');:root {
  --primary: #0066cc;--primary-dark: #004d99;--accent: #00a8ff;--bg-dark: #0a1628;--bg-dark2: #0f1d35;--bg-card: #0f1d35;--bg-light: #ffffff;--bg-gray: #f5f7fa;--text-light: #f0f4ff;--text-secondary: #8a9bb5;--text-muted: #5a6d8a;--text-gray: #5a6d8a;--text-dark: #1a2332;--border-light: rgba(255,255,255,0.08);--border: rgba(0,87,184,0.25);--border-gray: #e5e9ef;--radius: 12px;--radius-sm: 8px;--shadow: 0 4px 24px rgba(0,0,0,0.06);--shadow-hover: 0 12px 40px rgba(0,0,0,0.1);--font-sans: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', sans-serif;--font-mono: 'JetBrains Mono', 'Courier New', monospace;--nav-height: 64px;--transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-sans);color:var(--text-dark);line-height:1.6;overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit}
ul{list-style:none}
.lj-nav{
  position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(10,22,40,0.96);backdrop-filter:blur(16px);border-bottom:1px solid var(--border-light);height:var(--nav-height);animation:navSlideIn 0.5s ease-out;}
@keyframes navSlideIn{
  from{transform:translateY(-100%);opacity:0}
  to{transform:translateY(0);opacity:1}
}
.lj-nav-inner{
  max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:0 24px;height:var(--nav-height);}
.lj-nav-brand{
  display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:var(--text-light);}
.lj-nav-logo{width:48px;height:48px;border-radius:8px;object-fit:contain}
.lj-nav-links{display:flex;align-items:center;gap:4px}
.lj-nav-links a{
  display:block;padding:8px 16px;color:var(--text-secondary);font-size:14px;border-radius:var(--radius-sm);transition:all var(--transition);}
.lj-nav-links a:hover{color:var(--text-light);background:rgba(255,255,255,0.06)}
.lj-nav-links .active{color:var(--text-light)}
.lj-nav-cta{
  background:var(--primary);color:#fff!important;font-weight:600;padding:8px 20px!important;}
.lj-nav-cta:hover{background:var(--primary-dark)!important;box-shadow:0 4px 16px rgba(0,102,204,0.35)!important}
.lj-nav-lang{
  color:var(--accent)!important;font-weight:600;border:1px solid rgba(0,168,255,0.25);border-radius:20px!important;padding:6px 14px!important;font-size:13px!important;transition:all var(--transition);}
.lj-nav-lang:hover{background:rgba(0,168,255,0.1)!important}
.lj-nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:8px;flex-direction:column;gap:5px}
.lj-nav-toggle span{display:block;width:22px;height:2px;background:var(--text-light);border-radius:2px;transition:all 0.3s}
.hero{
  position:relative;min-height:100vh;display:flex;align-items:center;overflow:hidden;padding:80px 24px 60px;}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{
  width:100%;height:100%;object-fit:cover;filter:brightness(0.5) saturate(0.95);transform:scale(1.05);transition:transform 8s ease;}
.hero.loaded .hero-bg img{transform:scale(1)}
.hero-overlay{
  position:absolute;inset:0;z-index:1;background:linear-gradient(135deg,rgba(10,22,40,0.8) 0%,rgba(10,22,40,0.3) 100%);}
.hero-content{
  position:relative;z-index:2;max-width:800px;margin:0 auto;text-align:center;color:var(--text-light);}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;padding:8px 22px;background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.1);border-radius:20px;font-size:13px;color:rgba(255,255,255,0.6);margin-bottom:24px;animation:fadeInUp 0.6s ease-out;}
.hero-badge-dot{
  width:6px;height:6px;background:#22c55e;border-radius:50%;animation:pulse 2s infinite;}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:0.4}}
.hero h1{
  font-size:clamp(32px,5vw,56px);font-weight:900;line-height:1.15;margin-bottom:20px;animation:fadeInUp 0.6s ease-out 0.1s both;}
.hero h1 .highlight{
  background:linear-gradient(135deg,#fff 30%,var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;}
.hero-sub{
  font-size:clamp(15px,1.8vw,18px);color:rgba(255,255,255,0.55);line-height:1.7;max-width:600px;margin:0 auto 32px;animation:fadeInUp 0.6s ease-out 0.2s both;}
.hero-buttons{
  display:flex;gap:12px;justify-content:center;flex-wrap:wrap;animation:fadeInUp 0.6s ease-out 0.3s both;}
.hero-btn{
  display:inline-flex;align-items:center;gap:8px;padding:14px 28px;border-radius:var(--radius);font-size:15px;font-weight:600;cursor:pointer;transition:all var(--transition);border:none;font-family:inherit;}
.hero-btn-primary{
  background:var(--primary);color:#fff;}
.hero-btn-primary:hover{
  background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,102,204,0.35);}
.hero-btn-secondary{
  background:rgba(255,255,255,0.08);color:var(--text-light);border:1px solid rgba(255,255,255,0.15);}
.hero-btn-secondary:hover{
  background:rgba(255,255,255,0.12);transform:translateY(-2px);}
.section{padding:80px 24px}
.section-dark{background:var(--bg-dark);color:var(--text-light)}
.section-white{background:var(--bg-light);color:var(--text-dark)}
.section-inner{max-width:1200px;margin:0 auto}
.section-header{text-align:center;margin-bottom:48px}
.section-label{
  display:inline-block;font-size:12px;font-weight:700;color:var(--accent);letter-spacing:3px;text-transform:uppercase;margin-bottom:12px;}
.section-title{
  font-size:clamp(24px,3.2vw,36px);font-weight:900;line-height:1.2;margin-bottom:12px;}
.section-sub{
  font-size:15px;color:var(--text-muted);max-width:600px;margin:0 auto;line-height:1.7;}
.section-white .section-sub{color:var(--text-gray)}
.section-dark .section-sub{color:var(--text-secondary)}
.reveal{opacity:0;transform:translateY(40px);transition:all 0.8s cubic-bezier(0.4,0,0.2,1)}
.reveal.visible{opacity:1;transform:translateY(0)}
.reveal-delay-1{transition-delay:0.1s}
.reveal-delay-2{transition-delay:0.2s}
.reveal-delay-3{transition-delay:0.3s}
.reveal-delay-4{transition-delay:0.4s}
@keyframes fadeInUp{
  from{opacity:0;transform:translateY(30px)}
  to{opacity:1;transform:translateY(0)}
}
.categories-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:20px;max-width:1200px;margin:0 auto;}
.cat-card{
  background:var(--bg-dark2);border:1px solid var(--border);border-radius:var(--radius);padding:28px 24px;text-align:center;transition:all var(--transition);cursor:default;position:relative;overflow:hidden;}
.cat-card::before{
  content:'';position:absolute;inset:0;background:linear-gradient(135deg,transparent,rgba(0,168,255,0.03));opacity:0;transition:opacity var(--transition);}
.cat-card:hover::before{opacity:1}
.cat-card:hover{
  transform:translateY(-4px);border-color:var(--accent);box-shadow:0 8px 32px rgba(0,102,204,0.15);}
.cat-icon{font-size:40px;margin-bottom:16px;display:block}
.cat-card h3{font-size:17px;font-weight:700;margin-bottom:8px;color:var(--text-light)}
.cat-card p{font-size:13px;color:var(--text-secondary);line-height:1.6}
.cat-count{display:inline-block;margin-top:10px;font-size:12px;color:var(--accent);font-weight:600}
.numbers-grid{
  display:grid;grid-template-columns:repeat(5,1fr);gap:20px;max-width:1000px;margin:0 auto;}
.num-card{text-align:center;padding:24px 16px}
.num-icon{font-size:32px;margin-bottom:12px;display:block}
.num-value{
  font-size:clamp(28px,3.2vw,40px);font-weight:900;background:linear-gradient(135deg,var(--primary),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-family:var(--font-mono);}
.num-label{font-size:13px;color:var(--text-secondary);margin-top:6px}
.section-white .num-label{color:var(--text-gray)}
.clients-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;max-width:1000px;margin:0 auto;}
.client-card{
  background:var(--bg-dark2);border:1px solid var(--border);border-radius:var(--radius);padding:20px;text-align:center;transition:all var(--transition);cursor:default;}
.client-card:hover{transform:translateY(-3px);border-color:var(--accent)}
.client-card h4{font-size:14px;font-weight:700;color:var(--text-light);margin-bottom:4px}
.client-card p{font-size:12px;color:var(--text-secondary)}
.about-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;}
.about-image{position:relative;border-radius:var(--radius);overflow:hidden}
.about-image img{width:100%;height:400px;object-fit:cover;border-radius:var(--radius)}
.about-badge{
  display:inline-block;padding:4px 14px;background:rgba(0,168,255,0.1);border-radius:20px;font-size:11px;color:var(--accent);margin-bottom:12px;font-weight:600;}
.about-text h2{font-size:28px;font-weight:900;margin-bottom:16px;line-height:1.2}
.about-desc{font-size:15px;color:var(--text-secondary);line-height:1.8;margin-bottom:24px}
.about-features{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.about-feature{
  display:flex;align-items:center;gap:10px;padding:10px 14px;background:rgba(0,102,204,0.06);border-radius:var(--radius-sm);font-size:13px;font-weight:500;}
.about-feature .feat-icon{font-size:16px}
.about-more{
  display:inline-flex;align-items:center;gap:6px;color:var(--accent);font-size:14px;font-weight:600;transition:gap var(--transition);margin-top:20px;}
.about-more:hover{gap:12px}
.cta-bar{
  background:linear-gradient(135deg,var(--primary),#004d99);padding:60px 24px;text-align:center;}
.cta-bar-inner{max-width:800px;margin:0 auto}
.cta-bar h2{font-size:28px;font-weight:900;color:#fff;margin-bottom:12px}
.cta-bar p{font-size:15px;color:rgba(255,255,255,0.7);margin-bottom:24px}
.cta-bar-row{display:flex;gap:12px;justify-content:center;align-items:center;flex-wrap:wrap}
.cta-phone{
  display:inline-flex;align-items:center;gap:8px;padding:14px 24px;background:rgba(255,255,255,0.1);border-radius:var(--radius);color:#fff;font-size:18px;font-weight:700;font-family:var(--font-mono);}
.cta-btn{
  display:inline-flex;align-items:center;gap:8px;padding:14px 32px;background:#fff;color:var(--primary);border-radius:var(--radius);font-size:16px;font-weight:600;transition:all var(--transition);cursor:pointer;border:none;font-family:inherit;}
.cta-btn:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,0,0,0.2)}
.cta-qr-wrap{
  display:flex;align-items:center;gap:12px;padding:8px 16px;background:rgba(255,255,255,0.06);border:1px solid var(--border-light);border-radius:var(--radius);color:var(--text-light);cursor:pointer;position:relative;}
.cta-qr-wrap:hover{background:rgba(255,255,255,0.1)}
.cta-qr-img{width:40px;height:40px;border-radius:6px;object-fit:cover}
.cta-qr-popup{
  display:none;position:absolute;bottom:calc(100% + 12px);left:50%;transform:translateX(-50%);background:#fff;padding:8px;border-radius:8px;box-shadow:0 8px 32px rgba(0,0,0,0.3);}
.cta-qr-popup img{width:140px;height:140px;object-fit:cover;border-radius:4px}
.cta-qr-wrap:hover .cta-qr-popup{display:block}
.lj-footer{
  background:linear-gradient(180deg,#0a1628,#050d1a);padding:48px 24px 24px;border-top:1px solid var(--border-light);}
.lj-footer-inner{max-width:1200px;margin:0 auto}
.lj-footer-cols{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:36px}
.lj-footer-brand h3{font-size:17px;font-weight:700;color:var(--text-light);margin-bottom:6px}
.lj-footer-brand p{font-size:14px;color:rgba(255,255,255,0.45);line-height:1.7;max-width:260px}
.lj-footer-logo{width:48px;height:48px;margin-bottom:12px;border-radius:8px}
.lj-footer-col h4{font-size:15px;font-weight:700;color:var(--accent);margin-bottom:16px;letter-spacing:1px}
.lj-footer-col ul li{margin-bottom:10px}
.lj-footer-col ul li a{color:rgba(255,255,255,0.55);font-size:14px;transition:color var(--transition)}
.lj-footer-col ul li a:hover{color:var(--text-light)}
.lj-footer-contact li{
  color:rgba(255,255,255,0.55);font-size:14px;line-height:2;display:flex;align-items:center;gap:6px;}
.lj-footer-bottom{
  display:flex;align-items:center;justify-content:space-between;padding-top:24px;border-top:1px solid var(--border-light);flex-wrap:wrap;gap:12px;}
.lj-footer-bottom p{font-size:12px;color:var(--text-gray)}
.lj-footer-lang{
  display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border:1px solid var(--border-light);border-radius:20px;color:var(--accent);font-size:13px;cursor:pointer;transition:all var(--transition);background:transparent;}
.lj-footer-lang:hover{background:rgba(0,168,255,0.1)}
.lj-float-bar{
  position:fixed;bottom:0;left:0;right:0;z-index:1000;display:flex;background:rgba(10,22,40,0.97);backdrop-filter:blur(12px);border-top:1px solid var(--border-light);padding:8px 12px;justify-content:space-around;gap:4px;}
.lj-float-item{
  display:flex;flex-direction:column;align-items:center;gap:2px;padding:6px 12px;border-radius:8px;text-decoration:none;color:var(--text-gray);font-size:11px;background:none;border:none;font-family:inherit;cursor:pointer;}
.lj-float-phone{color:var(--accent)!important}
.lj-float-wechat{color:#22c55e!important}
.lj-float-form{
  color:#fff!important;background:linear-gradient(135deg,var(--primary),var(--accent));border-radius:8px;padding:6px 18px;font-weight:600;}
body{padding-bottom:70px}
.prod-hero{min-height:60vh;padding:100px 24px 40px}
.prod-hero .prod-breadcrumb{font-size:13px;color:var(--text-muted);margin-bottom:20px}
.prod-hero .prod-breadcrumb a{color:var(--accent)}
.prod-hero .prod-breadcrumb a:hover{text-decoration:underline}
.prod-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.prod-gallery{position:relative;border-radius:var(--radius);overflow:hidden}
.prod-gallery img{width:100%;height:auto;border-radius:var(--radius)}
.prod-info h1{font-size:28px;font-weight:900;margin-bottom:12px}
.prod-meta{display:flex;gap:20px;flex-wrap:wrap;margin-bottom:20px}
.prod-meta-item{font-size:13px;color:var(--text-muted)}
.prod-meta-item strong{color:var(--text-light)}
.prod-desc{font-size:15px;color:var(--text-secondary);line-height:1.8;margin-bottom:24px}
.prod-specs{width:100%;border-collapse:collapse;margin-bottom:24px}
.prod-specs td{padding:10px 14px;border-bottom:1px solid var(--border);font-size:14px}
.prod-specs td:first-child{color:var(--text-muted);width:35%;font-weight:500}
.prod-specs td:last-child{color:var(--text-light)}
.prod-cta{display:flex;gap:12px;flex-wrap:wrap}
.prod-cta .cta-btn{background:var(--primary);color:#fff}
.prod-cta .cta-btn:hover{background:var(--primary-dark)}
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.product-card{
  background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:all var(--transition);}
.product-card:hover{transform:translateY(-4px);border-color:var(--accent);box-shadow:0 8px 32px rgba(0,102,204,0.15)}
.product-card img{width:100%;height:200px;object-fit:cover;transition:transform 0.5s}
.product-card:hover img{transform:scale(1.05)}
.product-card-body{padding:16px 20px 20px}
.product-card-body h3{font-size:15px;font-weight:700;margin-bottom:4px;color:var(--text-light)}
.product-card-body .prod-type{font-size:12px;color:var(--accent);margin-bottom:8px}
.product-card-body p{font-size:13px;color:var(--text-secondary);line-height:1.5}
.product-card-body a{display:inline-flex;align-items:center;gap:4px;margin-top:10px;font-size:13px;color:var(--accent);font-weight:600}
.case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.case-card{
  background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:all var(--transition);}
.case-card:hover{transform:translateY(-4px);border-color:var(--accent)}
.case-card-body{padding:24px}
.case-card-body .case-tag{display:inline-block;padding:2px 10px;background:rgba(0,168,255,0.1);border-radius:10px;font-size:11px;color:var(--accent);margin-bottom:10px}
.case-card-body h3{font-size:16px;font-weight:700;margin-bottom:6px;color:var(--text-light)}
.case-card-body p{font-size:13px;color:var(--text-secondary);line-height:1.6}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.contact-info{padding:24px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius)}
.contact-info h3{font-size:18px;font-weight:700;margin-bottom:20px;color:var(--text-light)}
.contact-item{display:flex;align-items:flex-start;gap:12px;margin-bottom:16px;font-size:14px;color:var(--text-secondary)}
.contact-item .ci-icon{font-size:18px;width:24px;text-align:center}
.contact-form{display:flex;flex-direction:column;gap:16px}
.contact-form input,.contact-form textarea{
  padding:12px 16px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-light);font-family:var(--font-sans);font-size:14px;}
.contact-form input:focus,.contact-form textarea:focus{outline:none;border-color:var(--accent)}
.contact-form textarea{min-height:120px;resize:vertical}
.contact-form button{padding:12px 24px;background:var(--primary);color:#fff;border:none;border-radius:var(--radius-sm);font-size:15px;font-weight:600;cursor:pointer;transition:all var(--transition)}
.contact-form button:hover{background:var(--primary-dark)}
.content-page{padding:100px 24px 60px}
.content-page h1{font-size:32px;font-weight:900;margin-bottom:20px}
.content-page p{font-size:15px;color:var(--text-secondary);line-height:1.8;max-width:800px}
.content-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:40px}
.content-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;transition:all var(--transition)}
.content-card:hover{transform:translateY(-3px);border-color:var(--accent)}
.content-card h3{font-size:16px;font-weight:700;margin-bottom:8px;color:var(--text-light)}
.content-card p{font-size:13px;color:var(--text-secondary);line-height:1.6}
.page-loader{
  position:fixed;inset:0;z-index:9999;background:var(--bg-dark);display:flex;align-items:center;justify-content:center;transition:opacity 0.5s,visibility 0.5s;}
.page-loader.hidden{opacity:0;visibility:hidden}
.page-loader-spinner{
  width:40px;height:40px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin 0.8s linear infinite;}
@keyframes spin{to{transform:rotate(360deg)}}
@media(min-width:768px){
  .lj-float-bar{
    left:auto;right:20px;bottom:20px;flex-direction:column;gap:8px;background:rgba(10,22,40,0.9);border:1px solid var(--border-light);border-radius:16px;padding:10px 8px;width:auto;box-shadow:0 8px 32px rgba(0,0,0,0.3);}
  body{padding-bottom:0}
}
@media(max-width:991px){
  .categories-grid{grid-template-columns:repeat(2,1fr)}
  .numbers-grid{grid-template-columns:repeat(2,1fr)}
  .clients-grid{grid-template-columns:repeat(2,1fr)}
  .about-grid{grid-template-columns:1fr;gap:32px}
  .about-image img{height:300px}
  .about-features{grid-template-columns:1fr}
  .prod-grid{grid-template-columns:1fr}
  .product-grid{grid-template-columns:repeat(2,1fr)}
  .case-grid{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .content-grid{grid-template-columns:repeat(2,1fr)}
  .lj-footer-cols{grid-template-columns:1fr 1fr;gap:30px}
  .lj-footer-cols>div:first-child{grid-column:1/-1}
}
@media(max-width:767px){
  .lj-nav-links{display:none}
  .lj-nav-toggle{display:flex}
  .categories-grid{grid-template-columns:1fr}
  .numbers-grid{grid-template-columns:repeat(2,1fr);gap:16px}
  .num-card{padding:20px 12px}
  .clients-grid{grid-template-columns:repeat(2,1fr)}
  .product-grid{grid-template-columns:1fr}
  .content-grid{grid-template-columns:1fr}
  .cta-bar-row{flex-direction:column;align-items:stretch}
  .cta-phone,.cta-btn{justify-content:center}
  .lj-footer-cols{grid-template-columns:1fr;gap:24px}
  .lj-footer-bottom{flex-direction:column;text-align:center}
}