:root{--navy:#071524;--navy2:#0e2e4a;--blue:#168cff;--cyan:#7edbff;--bg:#f4f7fa;--card:#fff;--text:#102133;--muted:#627386;--border:#dce5ed;--green:#14966d;--orange:#c77812;--danger:#d34848;--shadow:0 18px 55px rgba(22,45,72,.12);--radius:18px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.55}button,input,textarea,select{font:inherit}button,a{cursor:pointer}a{color:inherit;text-decoration:none}button{border:0}img{max-width:100%;display:block}.shell{width:min(1420px,calc(100% - 64px));margin:auto}.scroll-progress{position:fixed;top:0;left:0;right:0;height:4px;z-index:1000;background:rgba(7,21,36,.16)}
.scroll-progress span{display:block;width:0;height:100%;background:linear-gradient(90deg,var(--blue),var(--cyan));box-shadow:0 0 10px rgba(22,140,255,.6)}.announcement{height:32px;background:#04101c;color:#a9bfd1;font-size:12px}.announcement .shell{height:100%;display:flex;align-items:center;justify-content:space-between}.site-header{height:78px;background:rgba(255,255,255,.94);backdrop-filter:blur(18px);border-bottom:1px solid rgba(215,228,239,.8);position:sticky;top:0;z-index:100}.header-row{height:100%;display:flex;align-items:center;gap:42px}.brand{display:flex;align-items:center;gap:11px;min-width:max-content}.brand>span:last-child{display:flex;flex-direction:column}.brand strong{font-size:19px;letter-spacing:.08em}.brand small{font-size:8px;letter-spacing:.18em;color:#718397}.brand-mark{position:relative;width:34px;height:34px;border:1px solid #8dbcf0;display:block;transform:rotate(45deg);border-radius:8px}.brand-mark i,.brand-mark b{position:absolute;background:var(--blue);display:block}.brand-mark i{width:20px;height:5px;left:6px;top:8px}.brand-mark b{width:5px;height:20px;left:14px;top:6px}.main-nav{display:flex;align-items:stretch;height:100%;gap:6px}.main-nav a,.main-nav>button{padding:0 16px;background:transparent;display:flex;align-items:center;font-size:14px;color:#334d63;position:relative;white-space:nowrap}.main-nav a:after,.main-nav>button:after{content:"";position:absolute;left:18px;right:18px;bottom:0;height:2px;background:var(--blue);transform:scaleX(0);transition:.2s}.main-nav a:hover,.main-nav button:hover,.main-nav .active{color:var(--blue)}.main-nav a:hover:after,.main-nav button:hover:after,.main-nav .active:after{transform:scaleX(1)}.header-actions{margin-left:auto;display:flex;align-items:center;gap:8px}.icon-button,.text-button,.cart-button{height:42px;background:transparent;border-radius:9px;color:#233f56;padding:0 14px;transition:.2s}.icon-button{width:42px;padding:10px;border:1px solid var(--border)}.icon-button svg,.floating-service svg{fill:none;stroke:currentColor;stroke-width:1.8}.text-button:hover,.icon-button:hover{background:#edf6ff;color:var(--blue)}.cart-button{background:var(--navy);color:#fff}.cart-button span{display:inline-grid;place-items:center;min-width:20px;height:20px;border-radius:50%;background:var(--blue);margin-left:5px;font-size:11px}.mega-menu{position:absolute;left:0;right:0;background:#fff;border-bottom:1px solid var(--border);box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(-8px);transition:.2s}.mega-menu.open{opacity:1;visibility:visible;transform:none}.mega-grid{display:grid;grid-template-columns:repeat(3,1fr) 1.45fr;gap:34px;padding:36px 0}.mega-grid>div{display:flex;flex-direction:column;gap:9px}.mega-grid small{color:#8b9cad;font-weight:700;letter-spacing:.12em}.mega-grid a{font-size:14px}.mega-grid a:hover{color:var(--blue)}.mega-feature{background:linear-gradient(135deg,#0c2740,#0c446b);padding:22px;border-radius:14px;color:#fff}.mega-feature span{font-size:11px;color:#8ed9ff}.mega-feature p{margin:0;color:#aec5d7;font-size:13px}.mega-feature button{background:var(--blue);color:#fff;padding:9px 16px;border-radius:7px;align-self:flex-start}.hero{height:auto;min-height:560px;position:relative;background:#03101c;overflow:hidden;color:#fff}.hero>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(3,13,24,.96) 0%,rgba(3,13,24,.78) 34%,rgba(3,13,24,.2) 70%,rgba(3,13,24,.06))}.hero-content{position:relative;height:100%;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;padding-bottom:42px}.eyebrow{font-size:11px;letter-spacing:.22em;color:var(--cyan);font-weight:700;margin:0 0 18px}.eyebrow.dark{color:#287aad}.hero h1{font-size:clamp(46px,4.4vw,72px);line-height:1.14;letter-spacing:-.04em;margin:0 0 24px;font-weight:650}.hero-lead{max-width:650px;color:#b7c9d7;font-size:17px;margin:0 0 32px}.hero-actions{display:flex;gap:12px}.btn{min-height:46px;padding:12px 22px;border-radius:9px;font-weight:650;display:inline-flex;align-items:center;justify-content:center;transition:.2s}.btn:hover{transform:translateY(-1px);box-shadow:0 10px 24px rgba(10,86,153,.2)}.btn-primary{background:var(--blue);color:#fff}.btn-glass{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.28);backdrop-filter:blur(10px)}.btn-secondary{background:#fff;color:var(--text);border:1px solid var(--border)}.full{width:100%}.hero-data{display:flex;margin:48px 0 0;gap:0}
.hero-data>div{padding:0 32px;border-left:1px solid rgba(255,255,255,.18)}
.hero-data>div:first-child{padding-left:0;border-left:0}
.hero-data dt{font-size:26px;font-weight:700;line-height:1.1;letter-spacing:-.02em}
.hero-data dd{margin:3px 0 0;font-size:12px;color:#9fb1c0;letter-spacing:.04em}.hero-index{position:absolute;right:4%;bottom:45px;display:flex;align-items:center;gap:12px;color:#9fb1bf}.hero-index span{font-size:18px;color:#fff}.hero-index i{width:72px;height:1px;background:#6e8495}.hero-index small{font-size:11px}.trust-strip{background:#fff;border-bottom:1px solid var(--border)}.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);padding:22px 0}.trust-grid div{padding:0 28px;border-right:1px solid var(--border);display:flex;flex-direction:column}.trust-grid div:first-child{padding-left:0}.trust-grid div:last-child{border:0}.trust-grid strong{font-size:14px}.trust-grid span{font-size:12px;color:var(--muted)}.section{padding-top:105px;padding-bottom:110px}.section-head{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:38px}.section-head.compact{margin-bottom:28px}.section-head h2,.solution-copy h2,.about-grid h2{font-size:40px;line-height:1.2;letter-spacing:-.03em;margin:0 0 10px}.section-head p:not(.eyebrow){color:var(--muted);margin:0}.section-head>a{font-size:14px;color:var(--blue);font-weight:650}.category-tabs{display:flex;gap:8px;margin-bottom:24px;border-bottom:1px solid var(--border)}.category-tabs button{padding:13px 22px;background:transparent;color:#5d7081;border-bottom:2px solid transparent}.category-tabs button.active{color:var(--blue);border-color:var(--blue);font-weight:700}.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.product-card{background:#fff;border:1px solid var(--border);border-radius:14px;overflow:hidden;transition:.22s}.product-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#bcd8ef}.product-image{height:280px;background:linear-gradient(145deg,#f5f7f8,#e6eaee);position:relative;overflow:hidden}.product-image img{width:100%;height:100%;object-fit:cover;transition:.3s}.product-card:hover .product-image img{transform:scale(1.025)}.product-image .badge{position:absolute;left:14px;top:14px;background:#0e283e;color:#fff;font-size:10px;padding:5px 9px;border-radius:4px;letter-spacing:.08em}.product-info{padding:21px}.product-meta{display:flex;justify-content:space-between;font-size:11px;color:#6c8091;margin-bottom:7px}.product-info h3{margin:0;font-size:18px}.product-spec{color:var(--muted);font-size:13px;margin:9px 0 18px}.product-price{display:flex;align-items:end;justify-content:space-between}.product-price strong{font-size:20px;color:#0c69bd}.product-price small{font-size:11px;color:var(--green)}.card-actions{display:flex;gap:8px;margin-top:18px}.card-actions button{flex:1;padding:10px;border-radius:7px;background:#eef5fb;color:#1b5f94}.card-actions button:last-child{background:var(--navy);color:#fff}.solution-section{background:var(--navy);color:#fff;padding:100px 0;position:relative;overflow:hidden}.solution-section:after{content:"";position:absolute;width:560px;height:560px;border:1px solid #1f4d70;border-radius:50%;right:-100px;top:-220px}.solution-grid{display:grid;grid-template-columns:1fr 1fr;gap:110px;position:relative;z-index:1}.solution-copy p:not(.eyebrow){color:#a7bdcd;max-width:590px}.solution-copy .btn{margin-top:24px}.solution-steps article{display:flex;gap:24px;padding:24px 0;border-bottom:1px solid #21425d}.solution-steps article:first-child{padding-top:0}.solution-steps span{color:var(--cyan);font-size:13px}.solution-steps strong{font-size:20px}.solution-steps p{margin:5px 0 0;color:#9bb2c3}.case-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--border);border:1px solid var(--border)}.case-grid article{background:#fff;padding:34px;min-height:220px}.case-grid span{font-size:11px;color:var(--blue)}.case-grid h3{font-size:21px;margin:38px 0 10px}.case-grid p{font-size:13px;color:var(--muted)}.about-section{background:#0b2236;color:#fff;padding:92px 0}.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:100px}.about-grid>div:last-child>p{color:#a8bdcd;font-size:16px}.cert-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:28px}.cert-row span{border:1px solid #315570;border-radius:7px;padding:8px 13px;font-size:12px;color:#b6cad7}footer{background:#04101c;color:#b5c4cf;padding:65px 0 22px}.footer-grid{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:60px}.footer-brand strong{color:#fff}.footer-grid>div:not(:first-child){display:flex;flex-direction:column;gap:9px;font-size:13px}.footer-grid>div>strong{color:#fff;margin-bottom:6px}.linklike{padding:0;background:none;color:inherit;text-align:left}.copyright{border-top:1px solid #1a2d3b;margin-top:50px;padding-top:18px;display:flex;justify-content:space-between;font-size:11px}.floating-service{position:fixed;right:24px;bottom:24px;z-index:80;background:var(--blue);color:#fff;border-radius:24px;height:48px;padding:0 16px;box-shadow:0 12px 30px rgba(22,140,255,.32);display:flex;gap:8px;align-items:center}.floating-service svg{width:20px}.overlay{position:fixed;inset:0;background:rgba(1,10,18,.58);backdrop-filter:blur(3px);z-index:200}.drawer{position:fixed;top:0;bottom:0;right:0;width:min(520px,100%);background:#fff;z-index:210;transform:translateX(105%);transition:.28s;display:flex;flex-direction:column;padding:30px}.drawer.open{transform:none}.drawer>header{display:flex;justify-content:space-between;align-items:start;padding-bottom:22px;border-bottom:1px solid var(--border)}.drawer h2{margin:3px 0 0}.drawer small,.modal-head small{font-size:10px;color:var(--blue);letter-spacing:.18em}.close-button{width:40px;height:40px;border-radius:50%;background:#eef3f7;color:#435b6f;font-size:23px}.drawer-body{flex:1;overflow:auto;padding:18px 0}.drawer-footer{border-top:1px solid var(--border);padding-top:18px}.drawer-footer>div,.checkout-total{display:flex;justify-content:space-between;margin-bottom:16px}.cart-item{display:grid;grid-template-columns:86px 1fr auto;gap:14px;padding:14px 0;border-bottom:1px solid var(--border)}.cart-item img{width:86px;height:70px;object-fit:cover;background:#eee}.cart-item h3{font-size:14px;margin:0}.cart-item p{font-size:11px;color:var(--muted);margin:4px 0}.cart-item button{background:none;color:var(--danger);font-size:12px}.empty-state{padding:70px 20px;text-align:center;color:var(--muted)}.service-intro{display:flex;gap:10px;padding:22px 0}.service-intro p{margin:0;display:flex;flex-direction:column}.status-dot{width:10px;height:10px;background:#23bd87;border-radius:50%;margin-top:7px;box-shadow:0 0 0 5px #e4f8f1}.quick-questions{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:22px}.quick-questions button{background:#edf5fb;padding:8px 11px;border-radius:7px;color:#3d617e}.drawer label,.form-grid label,.invoice-fields label{display:flex;flex-direction:column;gap:6px;font-size:12px;font-weight:650;margin-bottom:14px}.drawer input,.drawer textarea,.form-grid input,.form-grid textarea,.form-grid select,.search-panel input{border:1px solid var(--border);border-radius:8px;padding:12px;background:#fff;outline:none}.drawer input:focus,.drawer textarea:focus,.form-grid input:focus,.form-grid textarea:focus,.search-panel input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(22,140,255,.1)}.form-note{font-size:11px;color:var(--muted);text-align:center}.search-panel{position:fixed;inset:0 0 auto;background:#fff;z-index:220;box-shadow:var(--shadow);padding:44px 0;transform:translateY(-105%);transition:.26s}.search-panel.open{transform:none}.search-panel .shell{position:relative}.search-panel .close-button{position:absolute;right:0;top:-20px}.search-panel label{font-size:12px;color:var(--muted)}.search-panel input{display:block;width:100%;font-size:26px;border:0;border-bottom:1px solid var(--border);border-radius:0;padding:12px 0}.search-results{display:flex;gap:10px;margin-top:16px;flex-wrap:wrap}.search-results button{background:#f0f5f8;padding:9px 12px;border-radius:7px;color:#30536d}.modal{width:min(1040px,calc(100% - 50px));border:0;border-radius:18px;padding:36px;box-shadow:var(--shadow);color:var(--text);max-height:90vh}.modal::backdrop{background:rgba(1,10,18,.66);backdrop-filter:blur(4px)}.modal>.close-button{position:absolute;right:18px;top:18px}.product-detail-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:42px}.detail-image{background:#eef2f4;border-radius:12px;overflow:hidden;position:relative}.detail-image img{width:100%;height:420px;object-fit:cover;transition:.2s}.model-controls{position:absolute;left:14px;right:14px;bottom:14px;background:rgba(4,18,30,.84);color:#fff;padding:11px;border-radius:8px;display:flex;gap:10px;align-items:center;font-size:11px}.model-controls input{flex:1}.detail-copy h2{font-size:30px;margin:5px 0}.detail-model{color:var(--blue);font-size:12px}.detail-copy>p{color:var(--muted)}.detail-price{font-size:26px;font-weight:750;color:#0b70c8}.spec-table{width:100%;border-collapse:collapse;margin:18px 0}.spec-table td{border-bottom:1px solid var(--border);padding:10px 0;font-size:13px}.spec-table td:first-child{color:var(--muted)}.qty-row{display:flex;gap:12px;margin-top:20px}.qty-row input{width:82px;padding:11px;border:1px solid var(--border);border-radius:8px}.modal-head h2{margin:5px 0 25px}.checkout-grid{display:grid;grid-template-columns:1.5fr .8fr;gap:30px}.checkout-grid>aside{background:#f5f8fa;border-radius:12px;padding:22px}.checkout-grid h3{font-size:15px;margin:18px 0 12px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}.span-2{grid-column:span 2}.option-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.option-grid label{border:1px solid var(--border);padding:11px;border-radius:8px;font-size:12px;cursor:pointer}.option-grid label.selected{border-color:var(--blue);background:#edf7ff;color:#0869bc}.option-grid input{margin-right:6px}.invoice-fields{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:12px}.summary-line{display:flex;justify-content:space-between;font-size:12px;padding:9px 0;border-bottom:1px solid var(--border)}.checkout-total{margin-top:20px}.order-card{border:1px solid var(--border);border-radius:12px;padding:18px;margin-bottom:12px}.order-card-head{display:flex;justify-content:space-between}.order-card-head h3{margin:0}.order-card-head span{font-size:12px;color:var(--blue)}.order-steps{display:grid;grid-template-columns:repeat(5,1fr);margin-top:20px}.order-steps span{font-size:11px;color:#9aa9b5;position:relative;padding-top:17px}.order-steps span:before{content:"";position:absolute;top:0;left:0;width:9px;height:9px;border-radius:50%;background:#cbd6de}.order-steps span.done{color:#176da8}.order-steps span.done:before{background:var(--blue);box-shadow:0 0 0 4px #e3f2ff}.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,20px);background:#082138;color:#fff;border-radius:9px;padding:12px 18px;z-index:500;opacity:0;visibility:hidden;transition:.2s}.toast.show{opacity:1;visibility:visible;transform:translate(-50%,0)}
/* Admin */
.admin-body{background:#edf2f6;min-height:100vh}.admin-sidebar{position:fixed;left:0;top:0;bottom:0;width:248px;background:#061827;color:#b3c2ce;padding:26px 18px;display:flex;flex-direction:column}.admin-brand{color:#fff;padding:0 10px;margin-bottom:38px}.admin-sidebar nav{display:flex;flex-direction:column;gap:5px}.admin-sidebar nav button{height:44px;border-radius:8px;background:transparent;color:#9eb1bf;text-align:left;padding:0 14px;display:flex;justify-content:space-between;align-items:center}.admin-sidebar nav button:hover,.admin-sidebar nav button.active{background:#102f47;color:#fff}.admin-sidebar nav span{background:#1b8ded;color:#fff;border-radius:10px;font-size:10px;padding:1px 7px}.sidebar-foot{margin-top:auto;border-top:1px solid #193448;padding:18px 10px 0;display:flex;flex-direction:column;gap:7px;font-size:12px}.sidebar-foot a{color:#63c7ff}.sidebar-foot small{color:#61798c}.admin-main{margin-left:248px;padding:0 34px 50px}.admin-topbar{height:100px;display:flex;justify-content:space-between;align-items:center}.admin-topbar small{font-size:11px;color:#81919e}.admin-topbar h1{font-size:25px;margin:2px 0}.admin-user{display:flex;align-items:center;gap:12px;font-size:13px}.admin-user i{font-style:normal;width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:var(--navy);color:#fff}.admin-panel{display:none}.admin-panel.active{display:block}.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.metric-grid article,.admin-card{background:#fff;border:1px solid #dfe7ed;border-radius:13px}.metric-grid article{padding:20px;display:flex;flex-direction:column}.metric-grid small,.card-head small{font-size:10px;color:#7f919f;letter-spacing:.12em}.metric-grid strong{font-size:27px;margin:5px 0}.metric-grid span{font-size:11px;color:#718494}.metric-grid .up{color:var(--green)}.admin-grid{display:grid;grid-template-columns:1.55fr .85fr;gap:16px;margin-top:16px}.admin-card{padding:22px}.card-head{display:flex;justify-content:space-between;align-items:start;margin-bottom:18px}.card-head h2,.admin-card>h2{font-size:17px;margin:3px 0}.card-head p{color:var(--muted);font-size:12px}.card-head>button{background:#edf5fb;color:#176ca8;padding:8px 11px;border-radius:6px}.pipeline{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.pipeline>div{background:#f5f8fa;padding:14px;border-radius:9px;display:grid;grid-template-columns:1fr auto;align-items:center}.pipeline span{font-size:11px;color:var(--muted)}.pipeline strong{font-size:20px}.pipeline i{grid-column:span 2;height:4px;background:#dce6ed;margin-top:14px;border-radius:4px;position:relative}.pipeline i:after{content:"";position:absolute;inset:0 auto 0 0;width:var(--w);background:var(--blue);border-radius:4px}.task-list{display:flex;flex-direction:column}.task-list button{background:transparent;padding:12px 0;border-bottom:1px solid var(--border);display:flex;justify-content:space-between}.task-list b{background:#e8f4fd;color:#0874c5;border-radius:10px;padding:0 7px}.toolbar{display:flex;justify-content:space-between;margin-bottom:14px}.admin-search{display:flex}.admin-search input{width:300px;border:1px solid var(--border);border-radius:8px 0 0 8px;padding:10px}.admin-search button{background:var(--navy);color:#fff;border-radius:0 8px 8px 0;padding:0 18px}.table-card{padding:0;overflow:hidden}.table-card>.card-head{padding:22px 22px 0}table{border-collapse:collapse;width:100%;font-size:12px}th{text-align:left;background:#f5f8fa;color:#637787;font-weight:650;padding:12px 16px}td{padding:14px 16px;border-top:1px solid var(--border);vertical-align:middle}td small{color:var(--muted)}.table-product{display:flex;align-items:center;gap:10px}.table-product img{width:54px;height:42px;object-fit:cover;border-radius:5px}.status{font-size:10px;padding:4px 8px;border-radius:10px;background:#e8f4fd;color:#0874c5;white-space:nowrap}.status.warning{background:#fff3db;color:#a6660b}.status.success{background:#e6f6ef;color:#10845e}.table-action{background:#edf5fb;color:#176ca8;border-radius:6px;padding:6px 9px}.filter-row{display:flex;gap:6px;margin-bottom:14px}.filter-row button{padding:9px 15px;border-radius:7px;background:#fff;color:#657987}.filter-row button.active{background:var(--navy);color:#fff}.asset-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.asset-card{border:1px solid var(--border);border-radius:9px;overflow:hidden}.asset-card img{height:120px;width:100%;object-fit:cover}.asset-card div{padding:10px}.asset-card strong{font-size:12px}.asset-card p{font-size:10px;color:var(--muted);margin:3px 0}.check-list{padding-left:18px;color:var(--muted);font-size:12px}.check-list li{margin:10px 0}.review-card{background:#f7f9fb;border:1px solid var(--border);border-radius:10px;padding:18px;display:flex;align-items:center;justify-content:space-between}.review-card h3{font-size:15px;margin:10px 0 4px}.review-card p{font-size:12px;color:var(--muted);margin:0}.review-card>div:last-child{display:flex;gap:8px}.payment-stats p{display:flex;justify-content:space-between;border-bottom:1px solid var(--border);padding:12px 0;margin:0;font-size:12px}.ticket-list article{display:grid;grid-template-columns:90px 1fr auto;gap:12px;padding:14px 0;border-bottom:1px solid var(--border)}.ticket-list article span{font-size:10px;color:#6b8090}.ticket-list h3{font-size:13px;margin:0}.ticket-list p{font-size:11px;color:var(--muted);margin:3px 0}.admin-form{max-width:760px}.admin-form input,.admin-form textarea,.admin-form select{background:#f8fafb}.switch-list{display:flex;flex-direction:column;gap:14px}.switch-list label{display:flex;justify-content:space-between;font-size:13px}
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