:root{
  --blue-900:#0A3A6B;
  --blue-800:#0E4C82;
  --blue-700:#185FA5;
  --blue-600:#1E6CB8;
  --blue-500:#378ADD;
  --blue-300:#9FC6EC;
  --blue-50:#EAF2FB;
  --blue-25:#F6F9FD;
  --white:#FFFFFF;
  --ink:#16202E;
  --gray-700:#415064;
  --gray-500:#73839B;
  --gray-300:#D6DEEA;
  --line:#E6ECF4;
  --radius:14px;
  --radius-lg:22px;
  --shadow-sm:0 1px 2px rgba(10,58,107,.05);
  --shadow-md:0 10px 30px rgba(10,58,107,.09);
  --shadow-lg:0 26px 60px rgba(10,58,107,.16);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"Helvetica Neue",Helvetica,Arial,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei",sans-serif;
  color:var(--ink);background:var(--white);line-height:1.7;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  letter-spacing:.1px;
}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}
.container{max-width:1200px;margin:0 auto;padding:0 28px}
.btn{
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 28px;border-radius:11px;font-size:15px;font-weight:600;letter-spacing:.3px;
  cursor:pointer;transition:all .25s ease;border:1.5px solid transparent;
}
.btn-primary{background:var(--blue-700);color:#fff;box-shadow:var(--shadow-sm)}
.btn-primary:hover{background:var(--blue-800);transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
.btn-ghost:hover{background:rgba(255,255,255,.1);border-color:#fff}
.btn-light{background:#fff;color:var(--blue-900)}
.btn-light:hover{background:var(--blue-50)}
.btn-outline{background:#fff;color:var(--blue-700);border-color:var(--blue-300)}
.btn-outline:hover{background:var(--blue-50);border-color:var(--blue-500)}

/* Header */
header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.86);backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:60px}
.brand{display:flex;align-items:center;gap:13px}
.brand .logo-img{height:38px;width:auto;display:block}
nav.menu{display:flex;gap:28px}
nav.menu a{font-size:13.5px;color:var(--gray-700);font-weight:500;position:relative;padding:4px 0;letter-spacing:.3px}
nav.menu a:after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--blue-700);transition:width .25s}
nav.menu a:hover,nav.menu a.active{color:var(--blue-900)}
nav.menu a:hover:after,nav.menu a.active:after{width:100%}
.nav-right{display:flex;align-items:center;gap:16px}
.lang{font-size:13px;color:var(--gray-500);border:1px solid var(--line);padding:7px 13px;border-radius:9px;cursor:pointer}
.lang:hover{color:var(--blue-700);border-color:var(--blue-300)}

/* Page hero (inner pages) */
.page-hero{position:relative;overflow:hidden;background:linear-gradient(125deg,#0A3A6B 0%,#12548F 50%,#1E6CB8 100%);color:#fff;padding:84px 0 92px}
.page-hero:before{content:"";position:absolute;right:-140px;top:-100px;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.14),transparent 70%)}
.page-hero:after{content:"";position:absolute;left:-120px;bottom:-160px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.07),transparent 70%)}
.page-hero .inner{position:relative;z-index:2}
.breadcrumb{font-size:13px;color:rgba(255,255,255,.72);letter-spacing:.4px;margin-bottom:18px}
.breadcrumb a{color:rgba(255,255,255,.85)}
.breadcrumb a:hover{color:#A9D8FF}
.page-hero h1{font-size:46px;font-weight:800;line-height:1.12;letter-spacing:.3px}
.page-hero p{color:rgba(255,255,255,.85);font-size:17px;margin-top:18px;max-width:640px;font-weight:300}

/* Section */
section.block{padding:96px 0}
.sec-head{text-align:center;max-width:720px;margin:0 auto 56px}
.sec-head .eyebrow{color:var(--blue-700);font-size:12.5px;font-weight:700;letter-spacing:2.5px;text-transform:uppercase}
.sec-head h2{font-size:36px;font-weight:800;color:var(--blue-900);margin:14px 0 16px;letter-spacing:.3px}
.sec-head p{color:var(--gray-500);font-size:16.5px}

/* Card grid (products/news) */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;transition:all .3s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg);border-color:var(--blue-300)}
.card .pic{aspect-ratio:4/3;background:var(--blue-25);overflow:hidden;display:flex;align-items:center;justify-content:center}
.card .pic img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.card:hover .pic img{transform:scale(1.07)}
.card .body{padding:26px;flex:1;display:flex;flex-direction:column}
.card .cat{font-size:11.5px;color:var(--blue-700);font-weight:700;letter-spacing:1.5px;text-transform:uppercase}
.card h3{font-size:20px;color:var(--blue-900);margin:9px 0 11px;letter-spacing:.2px}
.card p{color:var(--gray-500);font-size:14.5px;flex:1}
.card .more{margin-top:18px;font-size:14px;font-weight:600;color:var(--blue-700);display:inline-flex;align-items:center;gap:7px;transition:gap .2s}
.card:hover .more{gap:11px}

/* Reveal */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.show{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}}

/* Pagination */
.pager{display:flex;gap:9px;justify-content:center;margin-top:48px;flex-wrap:wrap}
.pager a{width:42px;height:42px;border-radius:11px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:14.5px;color:var(--gray-700);font-weight:500;transition:all .2s}
.pager a:hover{background:var(--blue-50);border-color:var(--blue-300);color:var(--blue-700)}
.pager a.active{background:var(--blue-700);color:#fff;border-color:var(--blue-700)}

/* Footer */
footer{background:#0A3A6B;color:rgba(255,255,255,.78);padding:66px 0 32px;margin-top:48px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:44px}
footer .name{color:#fff;font-size:23px;font-weight:800;letter-spacing:2px;display:flex;align-items:center;gap:11px}
footer .name .logo-footer{height:30px;width:auto;display:block;filter:brightness(0) invert(1)}
footer p.desc{font-size:14.5px;margin-top:18px;max-width:320px;line-height:1.8}
footer h4{color:#fff;font-size:15px;margin-bottom:18px;font-weight:600;letter-spacing:.5px}
footer ul{list-style:none}
footer ul li{font-size:14.5px;margin-bottom:11px}
footer ul li a:hover{color:#A9D8FF}
footer .contact li{display:flex;gap:11px;align-items:flex-start}
footer .contact li span{color:var(--blue-300);font-size:13px;min-width:46px}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:44px;padding-top:24px;display:flex;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.55);flex-wrap:wrap;gap:10px;letter-spacing:.3px}

@media(max-width:960px){
  .grid-3{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  nav.menu{display:none}
  .page-hero h1{font-size:36px}
}
@media(max-width:600px){
  .grid-3{grid-template-columns:1fr}
  .page-hero h1{font-size:30px}
  .sec-head h2{font-size:28px}
  .foot-grid{grid-template-columns:1fr}
  section.block{padding:64px 0}
}