@font-face{font-family:'Barlow';font-style:normal;font-weight:400;font-display:swap;src:url('/assets/fonts/barlow-400.woff2') format('woff2')}
@font-face{font-family:'Barlow';font-style:normal;font-weight:500;font-display:swap;src:url('/assets/fonts/barlow-500.woff2') format('woff2')}
@font-face{font-family:'Barlow';font-style:normal;font-weight:600;font-display:swap;src:url('/assets/fonts/barlow-600.woff2') format('woff2')}
@font-face{font-family:'Barlow';font-style:normal;font-weight:700;font-display:swap;src:url('/assets/fonts/barlow-700.woff2') format('woff2')}
@font-face{font-family:'Barlow';font-style:normal;font-weight:800;font-display:swap;src:url('/assets/fonts/barlow-800.woff2') format('woff2')}
:root{--blue:#005ba6;--blue-d:#004a87;--ink:#25313c;--gray:#f4f6f8;--line:#e3e8ee}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Barlow','Segoe UI',Arial,sans-serif;color:var(--ink);line-height:1.65;font-size:16px}
img{max-width:100%;display:block}
a{color:var(--blue);text-decoration:none}
.wrap{max-width:1200px;margin:0 auto;padding:0 20px}
.center{text-align:center}
.kicker{color:var(--blue);font-weight:700;letter-spacing:.18em;font-size:13px;margin-bottom:6px}
.kicker.center{margin-top:0}
h1,h2,h3{line-height:1.25;color:#1b2833}
.sec h2{font-size:30px;margin-bottom:14px}
.sec .lead{max-width:840px;margin:0 auto 26px;color:#5a6a78}
.sec{padding:64px 0}
.sec.alt{background:var(--gray)}
.btn{display:inline-block;background:var(--blue);color:#fff;padding:11px 26px;border-radius:3px;font-weight:600;letter-spacing:.04em;transition:.25s}
.btn:hover{background:var(--blue-d)}
.btn.ghost{background:transparent;color:var(--blue);border:1.5px solid var(--blue)}
.btn.ghost:hover{background:var(--blue);color:#fff}
/* topbar + header */
.topbar{background:#0d2c47;color:#bcd3e8;font-size:13.5px}
.topbar .wrap{display:flex;justify-content:space-between;padding-top:8px;padding-bottom:8px}
.topbar b{color:#fff}
.header{background:#fff;box-shadow:0 1px 0 var(--line);position:sticky;top:0;z-index:50}
.header .wrap{display:flex;align-items:center;justify-content:space-between;height:86px}
.brand{display:flex;align-items:center;gap:12px}
.brand img{height:56px;width:auto}
.brand-txt b{display:block;font-size:20px;letter-spacing:.06em;color:#17324d}
.brand-txt i{display:block;font-style:normal;font-size:12px;color:#7a8894;letter-spacing:.02em}
.nav{display:flex;align-items:center;gap:4px}
.nav>a,.nav .drop>a{display:block;padding:10px 16px;color:#21303d;font-weight:600;font-size:15.5px;border-bottom:3px solid transparent}
.nav em{font-style:normal;font-size:11px;color:#8a99a5}
.nav .drop{position:relative}
.menu{display:none;position:absolute;top:100%;left:0;background:#fff;min-width:240px;box-shadow:0 8px 24px rgba(10,30,50,.14);border-top:3px solid var(--blue);padding:8px 0;z-index:60}
.menu.wide{min-width:320px}
.menu li{list-style:none}
.menu a{display:block;padding:9px 20px;color:#33414d;font-size:14.5px}
.menu a:hover{background:var(--gray);color:var(--blue)}
.nav .drop:hover .menu{display:block}
.nav a:hover,.nav a.active{color:var(--blue);border-bottom-color:var(--blue)}
/* hero */
.hero{position:relative;height:520px;overflow:hidden}
.slide{position:absolute;inset:0;background-size:cover;background-position:center;opacity:0;transition:opacity .8s ease;display:flex}
.slide.on{opacity:1}
.slide::after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,rgba(6,30,54,.82) 0%,rgba(6,30,54,.45) 55%,rgba(6,30,54,.15) 100%)}
.slide .wrap{position:relative;z-index:2;display:flex;align-items:center;width:100%}
.s-txt{max-width:640px;color:#fff}
.s-txt h2{font-size:42px;color:#fff;margin-bottom:14px;text-shadow:0 2px 10px rgba(0,0,0,.3)}
.s-txt p{font-size:18px;color:#dbe7f2;margin-bottom:24px}
.dots{position:absolute;bottom:22px;left:0;right:0;display:flex;justify-content:center;gap:10px;z-index:3}
.dots i{width:12px;height:12px;border-radius:50%;background:rgba(255,255,255,.5);cursor:pointer}
.dots i.on{background:#fff}
/* sections */
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.grid2 .img img{border-radius:4px;box-shadow:0 10px 30px rgba(10,40,70,.15)}
.sec-about .txt h2{margin-bottom:14px}
.sec-about .txt p{margin-bottom:12px}
/* product cards */
.pgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.pgrid.small{grid-template-columns:repeat(3,1fr)}
.pcard{background:#fff;border:1px solid var(--line);border-radius:4px;overflow:hidden;transition:.25s}
.pcard:hover{transform:translateY(-4px);box-shadow:0 12px 26px rgba(10,40,70,.14)}
.pc-img{height:180px;overflow:hidden;background:#fff;display:flex;align-items:center;justify-content:center}
.pc-img img{width:100%;height:100%;object-fit:cover}
.pcard h3{padding:14px 16px;font-size:16.5px;text-align:center}
.prow{display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--line);border-radius:4px;padding:10px 14px;transition:.2s;font-weight:600;color:#21303d}
.prow img{width:52px;height:52px;object-fit:cover;border-radius:50%}
.prow:hover{border-color:var(--blue);color:var(--blue)}
/* applications */
.apps{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;margin-top:10px}
.app{background:#fff;border:1px solid var(--line);border-radius:4px;overflow:hidden;text-align:center;padding-bottom:14px}
.app-img{height:140px;overflow:hidden}
.app-img img{width:100%;height:100%;object-fit:cover}
.app h3{font-size:17px;margin:12px 0 2px}
.app p{font-size:13px;color:#6a7885;padding:0 10px}
/* gallery */
.gal{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:8px}
.gal figure{position:relative;overflow:hidden;border-radius:4px}
.gal img{height:220px;width:100%;object-fit:cover;transition:.4s}
.gal figure:hover img{transform:scale(1.05)}
.gal figcaption{position:absolute;left:0;right:0;bottom:0;background:linear-gradient(transparent,rgba(5,25,45,.8));color:#fff;padding:26px 14px 10px;font-weight:600}
/* honors */
.hgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:10px}
.honor{background:#fff;border:1px solid var(--line);border-radius:4px;overflow:hidden}
.honor img{height:200px;width:100%;object-fit:contain;padding:10px;background:#fff}
.honor figcaption{text-align:center;padding:10px;font-weight:600;font-size:14.5px;border-top:1px solid var(--line)}
/* news */
.news-list{max-width:900px;margin:0 auto}
.news-item{display:flex;gap:20px;padding:20px 6px;border-bottom:1px solid var(--line)}
.news-item .date{flex:0 0 96px;background:var(--blue);color:#fff;text-align:center;border-radius:3px;height:44px;line-height:44px;font-weight:700;font-size:14.5px}
.news-item a{font-weight:700;font-size:17px;color:#1b2833}
.news-item a:hover{color:var(--blue)}
.news-item p{color:#5a6a78;font-size:14.5px;margin-top:4px}
/* page head */
.phead{background:linear-gradient(100deg,#0d2c47,#005ba6);color:#fff;padding:52px 0}
.phead h1{color:#fff;font-size:34px}
.phead p{color:#c6d8ea;margin-top:4px}
.crumbs{padding:14px 20px;font-size:14px;color:#6a7885;background:#fff;border-bottom:1px solid var(--line)}
.crumbs a{color:#6a7885}.crumbs a:hover{color:var(--blue)}
.crumbs b{color:var(--blue)}
/* rich text pages */
.rich p{margin-bottom:14px;color:#3a4a58}
.rich img{border-radius:4px;margin:18px auto;box-shadow:0 8px 24px rgba(10,40,70,.12)}
.rich h2{margin-bottom:16px}
.rich h3{margin:20px 0 8px}
.ndate{color:#6a7885}
.note{background:var(--gray);border-left:4px solid var(--blue);padding:12px 16px;border-radius:0 4px 4px 0}
/* culture */
.culture{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.cul{background:#fff;border:1px solid var(--line);border-radius:4px;padding:30px 26px}
.cul h3{color:var(--blue);margin-bottom:10px;font-size:20px}
/* product detail */
.with-side{display:grid;grid-template-columns:280px 1fr;gap:34px;align-items:start}
.side{background:#fff;border:1px solid var(--line);border-radius:4px;overflow:hidden;position:sticky;top:110px}
.side h3{background:#0d2c47;color:#fff;padding:14px 18px;font-size:16px;letter-spacing:.04em}
.side ul{list-style:none}
.side a{display:block;padding:10px 18px;font-size:14.5px;color:#33414d;border-bottom:1px solid var(--line)}
.side a:hover,.side a.on{color:var(--blue);background:var(--gray);font-weight:600}
.side-tel{padding:16px 18px;background:var(--gray)}
.side-tel span{display:block;font-size:12.5px;color:#6a7885;letter-spacing:.06em}
.side-tel b{font-size:19px;color:var(--blue)}
.pd-top{display:grid;grid-template-columns:320px 1fr;gap:28px;align-items:start;background:#fff;border:1px solid var(--line);border-radius:4px;padding:26px}
.pd-img img{border-radius:4px;border:1px solid var(--line)}
.pd-info h2{font-size:28px;margin-bottom:10px}
.pd-actions{margin-top:18px;display:flex;align-items:center;gap:16px}
.pd-tel{color:#5a6a78;font-weight:600}
.pd-body{margin-top:26px;background:#fff;border:1px solid var(--line);border-radius:4px;padding:28px}
.pd-body h2{font-size:21px;margin:22px 0 10px;padding-left:12px;border-left:4px solid var(--blue)}
.pd-body h2:first-child{margin-top:0}
.pd-body p{margin-bottom:12px;color:#3a4a58}
table.spec{width:100%;border-collapse:collapse;margin:8px 0 16px;font-size:14.8px}
table.spec th,table.spec td{border:1px solid var(--line);padding:9px 12px;text-align:left;vertical-align:top}
table.spec th{background:var(--gray);width:34%;font-weight:600;color:#21303d}
.applist{list-style:none}
.applist li{padding:6px 0 6px 24px;position:relative}
.applist li::before{content:'';position:absolute;left:4px;top:14px;width:8px;height:8px;border-radius:50%;background:var(--blue)}
.notes{margin:6px 0 10px 22px}
.notes li{margin-bottom:12px}
/* contact */
.cgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.ccard{background:#fff;border:1px solid var(--line);border-radius:4px;padding:22px}
.ccard h3{font-size:17px;margin-bottom:8px;color:var(--blue)}
.ccard p{font-size:14.5px;color:#3a4a58}
/* footer */
.footer{background:#0d2c47;color:#a9c2da;margin-top:0}
.fgrid{display:grid;grid-template-columns:1.4fr 1fr 1.2fr;gap:36px;padding:46px 20px 34px}
.footer h4{color:#fff;margin-bottom:12px;font-size:17px}
.footer p{font-size:14px}
.flinks{display:flex;flex-wrap:wrap;gap:6px 16px}
.flinks a{color:#a9c2da}
.flinks a:hover{color:#fff}
.fbot{border-top:1px solid rgba(255,255,255,.12);text-align:center;padding:14px;font-size:13px;color:#7e9ab5}
/* applications & technical articles */
.agrid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.acard{display:grid;grid-template-columns:200px 1fr;background:#fff;border:1px solid var(--line);border-radius:4px;overflow:hidden;transition:.25s}
.acard:hover{transform:translateY(-3px);box-shadow:0 12px 26px rgba(10,40,70,.13)}
.a-img{overflow:hidden;background:#eef2f6}
.a-img img{width:100%;height:100%;object-fit:cover;min-height:170px}
.a-txt{padding:18px 20px}
.atag{display:inline-block;background:#e8f1f9;color:var(--blue);font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:3px 9px;border-radius:2px;margin-bottom:8px}
.acard h3{font-size:17.5px;line-height:1.35;color:#1b2833;margin-bottom:8px}
.acard:hover h3{color:var(--blue)}
.acard p{font-size:14px;color:#5a6a78;margin-bottom:10px}
.ameta{display:block;font-size:13px;color:#8296a6;font-weight:600;letter-spacing:.03em}
.art{max-width:860px;margin:0 auto}
.art-hero{width:100%;height:340px;object-fit:cover;border-radius:4px;margin:8px 0 26px}
.art p{margin-bottom:16px;color:#3a4a58}
.art h2{font-size:23px;margin:30px 0 12px}
.art h3{font-size:19px;margin:22px 0 10px}
.art ul{margin:0 0 18px 20px}
.art li{margin-bottom:8px;color:#3a4a58}
.art-tbl{overflow-x:auto;margin:8px 0 22px}
.art-tbl table{width:100%;border-collapse:collapse;font-size:14.5px}
.art-tbl th{background:var(--blue);color:#fff;text-align:left;padding:10px 12px;font-weight:600}
.art-tbl td{border-bottom:1px solid var(--line);padding:10px 12px;vertical-align:top}
.art-tbl tbody tr:nth-child(even){background:#f7f9fb}
.art-note{background:#eef5fb;border-left:4px solid var(--blue);padding:16px 18px;margin:26px 0;color:#2c4256;font-size:15px;border-radius:0 3px 3px 0}
.art-cta{background:var(--gray);border:1px solid var(--line);border-radius:4px;padding:24px 26px;margin:34px 0}
.art-cta h3{margin-top:0}
.art-cta p{font-size:15px;margin-bottom:12px}
.art-rel{border-top:1px solid var(--line);padding-top:22px}
.art-rel ul{margin-left:20px;margin-top:10px}
.art-rel a{font-weight:600}
.agrid3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.acard.v{grid-template-columns:1fr}
.acard.v .a-img img{height:180px;min-height:0}
.acard.v .a-txt{padding:16px 18px}
.acard.v h3{font-size:16.5px}
/* article number badge */
.acard .a-img{position:relative}
.anum{position:absolute;top:10px;left:10px;min-width:34px;height:34px;border-radius:8px;
 background:#005ba6;color:#fff;font-weight:700;font-size:15px;display:flex;align-items:center;
 justify-content:center;box-shadow:0 2px 8px rgba(0,0,0,.28);letter-spacing:.5px}
/* WhatsApp float */
.wa-btn{position:fixed;right:26px;bottom:26px;z-index:999;display:flex;align-items:center;gap:10px;
 background:#25d366;color:#fff;padding:14px;border-radius:999px;box-shadow:0 6px 22px rgba(37,211,102,.45);
 transition:all .25s ease;text-decoration:none}
.wa-btn:hover{background:#1fb958;transform:translateY(-2px)}
.wa-btn svg{width:30px;height:30px;flex:none}
.wa-tip{max-width:0;overflow:hidden;white-space:nowrap;font-weight:600;font-size:15px;transition:max-width .3s ease}
.wa-btn:hover .wa-tip{max-width:160px}
/* responsive */
@media(max-width:980px){
 .pgrid,.hgrid,.apps,.culture,.cgrid,.gal{grid-template-columns:repeat(2,1fr)}
 .grid2,.with-side,.pd-top{grid-template-columns:1fr}
 .fgrid{grid-template-columns:1fr}
 .hero{height:420px}.s-txt h2{font-size:30px}
 .header .wrap{height:auto;flex-wrap:wrap;padding:12px 20px;gap:8px}
 .nav{flex-wrap:wrap}
 .brand img{height:44px}
 .art-hero{height:240px}
 .agrid3{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:700px){
 .agrid,.agrid3{grid-template-columns:1fr}
 .acard{grid-template-columns:1fr}
 .a-img img{min-height:0;height:190px}
}