:root{
 --navy:#082744; --navy2:#0d3558; --cyan:#18b7d5; --ink:#17212b;
 --muted:#61717e; --paper:#f7f9fb; --white:#fff; --line:#dfe7ed;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:var(--paper);line-height:1.65}
a{text-decoration:none;color:inherit}
.container{width:min(1160px,92%);margin:auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(8,39,68,.97);box-shadow:0 2px 14px rgba(0,0,0,.12)}
.nav{min-height:76px;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;line-height:1.1}
.brand img{width:180px;height:auto}
.nav-links{margin-left:auto;display:flex;gap:20px;align-items:center;flex-wrap:wrap}
.nav-links a{color:#fff;font-size:14px;font-weight:700;padding:9px 3px;border-bottom:2px solid transparent}
.nav-links a:hover,.nav-links a.active{color:var(--cyan);border-bottom-color:var(--cyan)}
.menu-btn{display:none;background:none;border:1px solid #fff;color:#fff;padding:8px 12px}
.hero{min-height:600px;background:url("../images/common/hgr-hero.jpg") center/cover;display:flex;align-items:center;position:relative}
.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(0,0,0,.58),rgba(0,0,0,.15))}
.hero-content{position:relative;z-index:1;color:#fff;max-width:760px;padding:100px 0}
.kicker{letter-spacing:2px;text-transform:uppercase;color:var(--cyan);font-weight:700}
.hero h1{font-family:Georgia,serif;font-size:clamp(42px,6vw,76px);line-height:1.02;margin:15px 0}
.hero p{font-size:20px;max-width:690px}
.btn{display:inline-block;padding:12px 20px;border:1px solid var(--cyan);margin:12px 8px 0 0;font-weight:700}
.btn-primary{background:var(--cyan);color:#062238}
.btn-outline{color:#fff}
.section{padding:70px 0}
.section-head{margin-bottom:28px}
.section-head h2{font-family:Georgia,serif;font-size:34px;margin:0}
.section-head p{color:var(--muted)}
.grid{display:grid;gap:24px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);box-shadow:0 7px 24px rgba(15,39,58,.06);padding:24px}
.card img{width:100%;display:block;aspect-ratio:16/9;object-fit:cover}
.card h3{margin:15px 0 8px;line-height:1.25}
.card p{color:var(--muted)}
.tag{display:inline-block;background:#e5f7fb;color:#087b94;padding:4px 9px;font-size:12px;font-weight:700}
.event-feature{display:grid;grid-template-columns:1.2fr 1fr;gap:34px;align-items:center}
.event-feature img{width:100%;aspect-ratio:16/10;object-fit:cover}
.statbar{display:grid;grid-template-columns:repeat(4,1fr);background:var(--navy);color:#fff}
.stat{padding:25px;text-align:center;border-right:1px solid rgba(255,255,255,.14)}
.stat strong{display:block;font-size:28px;color:var(--cyan)}
.page-hero{background:var(--navy2);color:#fff;padding:80px 0}
.page-hero h1{font-family:Georgia,serif;font-size:52px;margin:0 0 10px}
.breadcrumb{color:#b9d6e3;font-size:14px}
.article{max-width:900px;margin:auto;background:#fff;padding:45px}
.article h1{font-family:Georgia,serif;font-size:42px;line-height:1.15}
.article h2{font-family:Georgia,serif;margin-top:42px}
.meta{color:var(--muted);border-bottom:1px solid var(--line);padding-bottom:20px}
.article figure{margin:28px 0}
.article figure img{width:100%}
.caption{font-size:13px;color:var(--muted)}
.table-wrap{overflow:auto;background:#fff;border:1px solid var(--line)}
table{width:100%;border-collapse:collapse}
th,td{padding:13px;border-bottom:1px solid var(--line);text-align:left}
th{background:#eef4f7}
.site-footer{background:#06243f;color:#dceaf1;padding:55px 0 20px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:35px}
.site-footer h3{color:#fff;margin-top:0}
.site-footer a{color:#dceaf1}
.copyright{border-top:1px solid rgba(255,255,255,.14);margin-top:35px;padding-top:18px;font-size:13px}
.notice{background:#fff6dc;border-left:4px solid #d49a00;padding:16px;margin:20px 0}
@media(max-width:900px){
 .nav-links{display:none;position:absolute;left:0;right:0;top:76px;background:var(--navy);padding:18px 4%;flex-direction:column;align-items:flex-start}
 .nav-links.open{display:flex}.menu-btn{display:block;margin-left:auto}
 .grid-3,.grid-4{grid-template-columns:1fr 1fr}
 .event-feature{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
 .grid-3,.grid-4,.statbar,.footer-grid{grid-template-columns:1fr}
 .hero{min-height:520px}.hero-content{padding:70px 0}.article{padding:25px}
 .article h1{font-size:32px}.page-hero h1{font-size:40px}
}