/* ===== RESET ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:'Noto Sans SC',sans-serif;font-size:15px;line-height:1.75;color:#a8c0d8;background:#04080f;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}
a{color:inherit;text-decoration:none;transition:all .25s ease}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,select,textarea{font-family:inherit;font-size:inherit;border:none;outline:none;background:none;color:inherit;width:100%}
ul,ol{list-style:none}
h1,h2,h3,h4,h5{font-weight:700;color:#e0f0ff;line-height:1.3}
.container{max-width:1200px;margin:0 auto;padding:0 24px}

/* ===== BTN ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 30px;border-radius:4px;font-size:15px;font-weight:500;transition:all .3s ease;white-space:nowrap;cursor:pointer}
.btn-primary{background:linear-gradient(135deg,#00c8ff,#ff8c00);color:#fff;border:none}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 24px #00c8ff44}
.btn-ghost{background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.2)}
.btn-ghost:hover{background:#00c8ff;color:#fff;border-color:#00c8ff}
.btn-outline{background:transparent;color:#00c8ff;border:1px solid #00c8ff}
.btn-outline:hover{background:#00c8ff;color:#fff}
.btn-block{width:100%;padding:14px}

/* ===== HEADER ===== */
.site-header{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(4,8,15,.85);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid rgba(0,200,255,.18);transition:all .3s ease}
.site-header.scrolled{box-shadow:0 2px 20px rgba(0,0,0,0.3)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{font-size:22px;font-weight:900;color:#e0f0ff;font-family:'JetBrains Mono','Noto Sans SC',monospace;letter-spacing:-.5px;display:flex;align-items:center;gap:10px}
.logo::before{content:'';display:inline-block;width:8px;height:22px;background:#00c8ff;border-radius:2px}
.main-nav{display:flex;gap:30px}
.main-nav a{font-size:14px;color:#5a7896;font-weight:500;padding:6px 0;position:relative}
.main-nav a:hover{color:#00c8ff}
.main-nav a::after{content:'';position:absolute;bottom:-2px;left:0;width:0;height:2px;background:#00c8ff;transition:width .3s ease}
.main-nav a:hover::after{width:100%}
.header-actions{display:flex;align-items:center;gap:20px}
.header-phone{display:flex;align-items:center;gap:6px;font-size:15px;font-weight:700;color:#00c8ff}
.nav-toggle{display:none;flex-direction:column;gap:5px;width:28px;height:22px;justify-content:center}
.nav-toggle span{display:block;height:2px;background:#e0f0ff;border-radius:1px;transition:all .3s ease}

/* ===== HERO ===== */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;overflow:hidden;padding-top:68px}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.hero-mask{position:absolute;inset:0;background:linear-gradient(135deg,rgba(4,8,15,.92),rgba(8,18,37,.82))}
.hero-inner{position:relative;z-index:1;padding:80px 0}
.hero-badge{display:inline-block;padding:8px 20px;background:#00c8ff18;border:1px solid #00c8ff33;border-radius:30px;font-size:13px;color:#00c8ff;font-weight:500;margin-bottom:28px;letter-spacing:1px}
.hero-title{font-size:clamp(30px,5vw,54px);font-weight:900;color:#e0f0ff;line-height:1.2;margin-bottom:12px;font-family:'JetBrains Mono','Noto Sans SC',monospace}
.hero-title .sub{color:#00c8ff;font-weight:700}
.hero-subtext{font-size:16px;color:#5a7896;margin-bottom:20px;letter-spacing:2px;font-weight:500}
.hero-desc{font-size:16px;color:#5a7896;line-height:1.8;margin-bottom:36px;max-width:640px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}

/* ===== STATS ===== */
.stats-section{padding:0;background:#0c1a32;border-top:1px solid rgba(0,200,255,.18);border-bottom:1px solid rgba(0,200,255,.18)}
.stats{display:grid;grid-template-columns:repeat(4,1fr)}
.s-item{padding:44px 24px;text-align:center;position:relative}
.s-item:not(:last-child)::after{content:'';position:absolute;right:0;top:24px;bottom:24px;width:1px;background:rgba(0,200,255,.18)}
.s-item b{font-size:36px;font-weight:900;color:#e0f0ff;display:block;line-height:1;margin-bottom:8px;font-family:'JetBrains Mono','Noto Sans SC',monospace}
.s-item b .cn{font-family:inherit}
.s-item span{font-size:13px;color:#5a7896}

/* ===== SECTION COMMON ===== */
.section{padding:90px 0}
.section-alt{background:#081225}
.s-head{text-align:center;margin-bottom:56px}
.s-tag{display:inline-block;font-size:12px;font-weight:700;letter-spacing:2px;color:#00c8ff;margin-bottom:14px}
.s-tag.left{display:block;text-align:left}
.s-title{font-size:clamp(26px,3.5vw,36px);font-weight:900;color:#e0f0ff;margin-bottom:14px;font-family:'JetBrains Mono','Noto Sans SC',monospace}
.s-title.left{text-align:left}
.s-desc{font-size:15px;color:#5a7896;max-width:600px;margin:0 auto}

/* ===== PRODUCTS ===== */
.p-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.p-card{background:#0a1628;border:1px solid rgba(0,200,255,.18);border-radius:4px;padding:28px;transition:all .35s ease;position:relative}
.p-card:hover{border-color:#00c8ff44;transform:translateY(-4px);box-shadow:0 16px 40px rgba(0,0,0,0.25)}
.p-tag{position:absolute;top:20px;right:20px;padding:3px 10px;background:#ff8c00;color:#fff;border-radius:20px;font-size:11px;font-weight:600}
.p-icon{width:52px;height:52px;display:flex;align-items:center;justify-content:center;background:#00c8ff12;border:1px solid #00c8ff25;border-radius:4px;color:#00c8ff;margin-bottom:18px}
.p-card h3{font-size:18px;margin-bottom:10px}
.p-desc{font-size:13px;color:#5a7896;margin-bottom:22px;line-height:1.7}
.p-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;padding-top:18px;border-top:1px dashed rgba(0,200,255,.18)}
.p-m{text-align:center}
.p-m span{display:block;font-size:11px;color:#5a7896;margin-bottom:4px}
.p-m b{font-size:15px;color:#00c8ff;font-weight:700}

/* ===== STEPS ===== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:36px;position:relative}
.step{text-align:center;padding:32px 20px;background:#0a1628;border:1px solid rgba(0,200,255,.18);border-radius:4px;position:relative;transition:all .3s ease}
.step:hover{border-color:#00c8ff;transform:translateY(-3px)}
.step-n{font-size:36px;font-weight:900;color:#00c8ff;font-family:'JetBrains Mono','Noto Sans SC',monospace;line-height:1;margin-bottom:16px;opacity:.8}
.step h4{font-size:16px;margin-bottom:10px}
.step p{font-size:13px;color:#5a7896;line-height:1.7}
.promises{display:flex;justify-content:center;flex-wrap:wrap;gap:24px;padding-top:28px;border-top:1px solid rgba(0,200,255,.18)}
.promises span{font-size:14px;color:#00ff88;font-weight:500}

/* ===== CASES ===== */
.c-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.case{background:#0a1628;border:1px solid rgba(0,200,255,.18);border-radius:4px;padding:28px;transition:all .3s ease}
.case:hover{border-color:#00c8ff33;transform:translateY(-3px)}
.c-ind{display:inline-block;padding:3px 12px;background:#00c8ff12;border:1px solid #00c8ff25;border-radius:4px;font-size:12px;color:#00c8ff;font-weight:600;margin-bottom:14px}
.case h4{font-size:17px;margin-bottom:10px}
.c-brief{font-size:13px;color:#5a7896;margin-bottom:22px;line-height:1.7}
.c-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;padding-top:20px;border-top:1px solid rgba(0,200,255,.18)}
.c-meta>div{text-align:center}
.c-meta em{display:block;font-size:22px;font-weight:900;color:#00c8ff;font-style:normal}
.c-meta span{font-size:12px;color:#5a7896}

/* ===== NEWS / ARTICLE CARDS (from CMS: ul.article-cards>li.article-card) ===== */
ul.article-cards{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
ul.article-cards li.article-card{background:#0a1628;border:1px solid rgba(0,200,255,.18);border-radius:4px;overflow:hidden;transition:all .3s ease;display:flex;flex-direction:column}
ul.article-cards li.article-card:hover{border-color:#00c8ff33;transform:translateY(-3px);box-shadow:0 12px 30px rgba(0,0,0,0.2)}
.article-cards .card-thumb{display:block;aspect-ratio:16/10;overflow:hidden;background:#0c1a32;position:relative}
.article-cards .card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
ul.article-cards li.article-card:hover .card-thumb img{transform:scale(1.05)}
.article-cards .card-body{padding:18px;flex:1;display:flex;flex-direction:column;min-width:0}
.article-cards .card-title{display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:block;font-size:15px;font-weight:600;color:#e0f0ff;line-height:1.5;margin-bottom:8px;order:2}
.article-cards .card-date{display:block;font-size:12px;color:#00c8ff;margin-bottom:8px;font-weight:500;order:1}
.article-cards .card-summary{font-size:13px;color:#5a7896;line-height:1.6;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden;margin-top:auto;order:3}
ul.article-cards li.article-card:hover .card-title{color:#00c8ff}

/* ===== FAQ ===== */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:#0a1628;border:1px solid rgba(0,200,255,.18);border-radius:4px;margin-bottom:10px;overflow:hidden}
.faq-item.active{border-color:#00c8ff44}
.faq-q{padding:18px 24px;display:flex;align-items:center;justify-content:space-between;cursor:pointer;gap:16px}
.faq-q span{font-size:15px;font-weight:600;color:#e0f0ff}
.faq-q i{width:20px;height:20px;flex-shrink:0;position:relative}
.faq-q i::before,.faq-q i::after{content:'';position:absolute;background:#00c8ff;border-radius:1px;transition:transform .3s ease}
.faq-q i::before{width:12px;height:2px;top:9px;left:4px}
.faq-q i::after{width:2px;height:12px;top:4px;left:9px}
.faq-item.active .faq-q i::after{transform:scaleY(0)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease}
.faq-item.active .faq-a{max-height:400px}
.faq-a p{padding:0 24px 20px;font-size:14px;color:#5a7896;line-height:1.8}

/* ===== APPLY ===== */
.section-apply{background:#0c1a32}
.apply-wrap{display:grid;grid-template-columns:1fr 400px;gap:50px;align-items:center}
.apply-title{font-size:clamp(26px,3.5vw,34px);font-weight:900;color:#e0f0ff;margin:14px 0 16px;font-family:'JetBrains Mono','Noto Sans SC',monospace}
.apply-desc{font-size:15px;color:#5a7896;line-height:1.8;margin-bottom:28px}
.contact-list{margin-bottom:28px}
.ct-item{display:flex;align-items:center;gap:14px;margin-bottom:16px;color:#00c8ff}
.ct-item b{display:block;font-size:12px;color:#5a7896;font-weight:500;margin-bottom:2px}
.ct-item a{font-size:20px;font-weight:700;color:#00c8ff;font-family:'JetBrains Mono','Noto Sans SC',monospace}
.ct-item span{font-size:15px;color:#e0f0ff}
.apply-form{background:#0a1628;border:1px solid rgba(0,200,255,.18);border-radius:4px;padding:32px}
.apply-form h3{font-size:20px;margin-bottom:24px;text-align:center}
.apply-form label{display:block;font-size:13px;color:#5a7896;margin-bottom:16px;font-weight:500}
.apply-form input,.apply-form select{margin-top:6px;padding:12px 14px;background:#04080f;border:1px solid rgba(0,200,255,.18);border-radius:4px;font-size:14px;color:#e0f0ff}
.apply-form input::placeholder{color:#5a7896}
.apply-form input:focus,.apply-form select:focus{border-color:#00c8ff}
.apply-form select option{background:#0a1628;color:#e0f0ff}
.f-note{font-size:12px;color:#5a7896;text-align:center;margin-top:12px}
.f-note a{color:#00c8ff}

/* ===== ABOUT ===== */
.about-wrap{display:grid;grid-template-columns:1fr 380px;gap:50px;align-items:start}
.about-text p{font-size:14px;color:#5a7896;line-height:1.9;margin-bottom:14px}
.honor{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:32px;padding-top:32px;border-top:1px solid rgba(0,200,255,.18)}
.honor div{text-align:center}
.honor b{display:block;font-size:28px;font-weight:900;color:#00c8ff;font-family:'JetBrains Mono','Noto Sans SC',monospace;margin-bottom:6px}
.honor span{font-size:13px;color:#5a7896}
.about-side{background:#0a1628;border:1px solid rgba(0,200,255,.18);border-radius:4px;padding:28px}
.about-side h4{font-size:17px;margin-bottom:18px;padding-bottom:14px;border-bottom:1px solid rgba(0,200,255,.18)}
.about-side ul li{padding:9px 0;font-size:13px;color:#5a7896;line-height:1.6;display:flex;align-items:center;gap:8px}
.about-side ul li::first-letter{color:#00c8ff;font-weight:700}

/* ===== FOOTER ===== */
.site-footer{background:#081225;border-top:1px solid rgba(0,200,255,.18);padding:56px 0 24px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1.5fr 1fr;gap:40px;padding-bottom:36px;border-bottom:1px solid rgba(0,200,255,.18)}
.footer-logo{font-size:20px;font-weight:900;color:#e0f0ff;margin-bottom:14px;font-family:'JetBrains Mono','Noto Sans SC',monospace;display:flex;align-items:center;gap:10px}
.footer-logo::before{content:'';display:inline-block;width:7px;height:20px;background:#00c8ff;border-radius:2px}
.footer-desc{font-size:13px;color:#5a7896;line-height:1.8;margin-bottom:14px}
.footer-phone{display:inline-flex;align-items:center;gap:6px;font-size:17px;font-weight:700;color:#00c8ff}
.footer-col h4{font-size:14px;color:#e0f0ff;margin-bottom:16px;font-weight:600}
.footer-col a{display:block;font-size:13px;color:#5a7896;padding:5px 0}
.footer-col a:hover{color:#00c8ff}
.footer-links{display:flex;flex-direction:column}
.footer-links a{padding:5px 0}
.footer-bottom{padding-top:24px;text-align:center}
.footer-bottom p{font-size:12px;color:#5a7896;line-height:2}
.footer-bottom .sep{margin:0 10px;opacity:.5}
.footer-bottom a{color:#5a7896}
.footer-bottom a:hover{color:#00c8ff}

/* ===== ARTICLE DETAIL ===== */
.article-page{padding:calc(68px + 50px) 0 70px;background:#04080f;min-height:60vh}
.breadcrumb{font-size:13px;color:#5a7896;margin-bottom:28px}
.breadcrumb a{color:#5a7896}.breadcrumb a:hover{color:#00c8ff}
.article-detail{background:#0a1628;border:1px solid rgba(0,200,255,.18);border-radius:4px;padding:44px;margin-bottom:40px}
.a-title{font-size:clamp(24px,3.5vw,34px);font-weight:900;line-height:1.4;margin-bottom:14px;font-family:'JetBrains Mono','Noto Sans SC',monospace;color:#e0f0ff}
.a-meta{font-size:13px;color:#5a7896;display:flex;gap:4px;margin-bottom:18px;flex-wrap:wrap}
.a-meta .sep{opacity:.4;margin:0 6px}
.a-meta span:first-child{color:#00c8ff}
.a-summary{padding:14px 20px;background:#00c8ff0c;border-left:3px solid #00c8ff;border-radius:0 4px 4px 0;font-size:14px;color:#5a7896;line-height:1.8;margin-bottom:28px}
.a-cover{margin:0 -44px 28px;overflow:hidden}
.a-cover img{width:100%;max-height:440px;object-fit:cover}
.a-content{font-size:15px;color:#a8c0d8;line-height:1.9}
.a-content p{margin-bottom:18px}
.a-content h2,.a-content h3{margin:28px 0 14px;color:#e0f0ff}
.a-content h2{font-size:22px}.a-content h3{font-size:18px}
.a-content img{border-radius:4px;margin:18px 0;max-width:100%}
.a-content ul,.a-content ol{margin:14px 0;padding-left:24px}
.a-content li{margin-bottom:6px}
.a-content ul li{list-style:disc}.a-content ol li{list-style:decimal}
.a-content blockquote{padding:14px 22px;background:#00c8ff0a;border-left:3px solid #00c8ff;border-radius:0 4px 4px 0;margin:18px 0;color:#5a7896}
.a-foot{margin-top:36px;padding-top:28px;border-top:1px solid rgba(0,200,255,.18);display:flex;gap:12px;flex-wrap:wrap}
.a-more{margin-bottom:40px}
.a-more h3{font-size:22px;margin-bottom:24px;font-family:'JetBrains Mono','Noto Sans SC',monospace;color:#e0f0ff}
.a-cta{background:#00c8ff0e;border:1px solid #00c8ff25;border-radius:4px;padding:32px 36px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.a-cta h3{font-size:19px;margin-bottom:6px;color:#e0f0ff}
.a-cta p{font-size:13px;color:#5a7896}
.a-cta-btns{display:flex;gap:12px}

/* ===== ANIMATIONS ===== */
.fade-in{opacity:0;transform:translateY(20px);transition:opacity .7s ease,transform .7s ease}
.fade-in.visible{opacity:1;transform:translateY(0)}

/* ===== RESPONSIVE ===== */
@media(max-width:1024px){
  .p-grid{grid-template-columns:repeat(2,1fr)}
  ul.article-cards{grid-template-columns:repeat(3,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .apply-wrap{grid-template-columns:1fr}
  .about-wrap{grid-template-columns:1fr}
  .apply-form{max-width:400px}
}
@media(max-width:768px){
  .container{padding:0 16px}
  .main-nav{position:fixed;top:68px;left:0;right:0;flex-direction:column;background:rgba(4,8,15,.85);backdrop-filter:blur(20px);padding:20px;gap:0;border-bottom:1px solid rgba(0,200,255,.18);transform:translateY(-10px);opacity:0;pointer-events:none;transition:all .3s ease}
  .main-nav.open{transform:translateY(0);opacity:1;pointer-events:auto}
  .main-nav a{padding:14px 0;border-bottom:1px solid rgba(0,200,255,.18);font-size:16px}
  .nav-toggle{display:flex}
  .header-phone{display:none}
  .hero-inner{padding:50px 0 60px}
  .hero-cta{flex-direction:column}.hero-cta .btn{width:100%}
  .stats{grid-template-columns:repeat(2,1fr)}
  .s-item{padding:28px 16px}.s-item:nth-child(2)::after{display:none}
  .s-item b{font-size:28px}
  .section{padding:60px 0}
  .p-grid{grid-template-columns:1fr}
  ul.article-cards{grid-template-columns:repeat(2,1fr);gap:14px}
  .steps{grid-template-columns:1fr}
  .c-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:28px}
  .article-detail{padding:24px}.a-cover{margin:0 -24px 24px}
  .a-cta{flex-direction:column;text-align:center;padding:24px}.a-cta-btns{justify-content:center}
  .honor{grid-template-columns:repeat(3,1fr);gap:12px}.honor b{font-size:22px}
}
@media(max-width:480px){
  ul.article-cards{grid-template-columns:1fr}
  .hero-title{font-size:28px}
  .apply-form{padding:24px}
}