:root{
  --bg:#ffffff; --text:#1b1f24; --muted:#5b6470;
  --brand:#184a82; --brand-2:#1d4ed8;
  --card:#f8fafc; --border:#d1d5db;
}
*{box-sizing:border-box} html,body{margin:0;padding:0}
body{font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Noto Sans,Helvetica,Arial;line-height:1.65;color:var(--text);background:var(--bg)}
.container{max-width:1100px;margin:0 auto;padding:0 20px}
.skip-link{position:absolute;left:-9999px} .skip-link:focus{left:16px;top:16px;background:#000;color:#fff;padding:8px 12px;border-radius:6px;z-index:1000}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);border-bottom:1px solid var(--border);backdrop-filter:saturate(180%) blur(8px)}
.header-inner{display:flex;align-items:center;gap:16px;padding:12px 0}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:inherit}
.brand-title{font-weight:700;font-size:1.1rem} .brand-sub{font-size:.8rem;color:var(--muted)}
.nav{margin-left:auto} .nav ul{display:flex;gap:18px;margin:0;padding:0;list-style:none}
.nav a{color:#0b5db3;text-decoration:none;font-weight:700} .nav a:hover{color:#093e78}
.nav-toggle{display:none;border:0;background:transparent;cursor:pointer}
.nav-toggle-bar{display:block;width:24px;height:2px;background:var(--text);margin:5px 0;border-radius:2px}
.hero{position:relative} .hero>img{width:100%;height:52vh;object-fit:cover;display:block}
.hero-overlay{position:absolute;inset:0;display:grid;place-items:center;text-align:center;color:#fff;background:linear-gradient(180deg,rgba(0,0,0,.3),rgba(0,0,0,.4));padding:24px}
.hero h1{font-size:clamp(1.6rem,2.5vw,2.4rem);margin:0 0 8px} .hero p{margin:0 0 16px;color:#e5e7eb}
.btn{display:inline-block;border:3px solid transparent;background:var(--brand);color:#fff;padding:10px 16px;border-radius:999px;text-decoration:none;font-weight:800}
.btn:hover{background:var(--brand-2)} .btn.btn-outline{background:transparent;border-color:#fff} .btn.btn-outline:hover{background:#fff;color:#111827}
.section{padding:48px 0} .section-grid .container{display:grid;gap:20px;grid-template-columns:repeat(3,1fr)}
.card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:18px} .card h2{margin-top:0}
.list-plain{list-style:none;margin:0;padding:0} .list-plain li{margin:8px 0}
.more{display:inline-block;margin-top:6px;color:var(--brand);font-weight:800;text-decoration:none} .more:hover{text-decoration:underline}
.site-footer{background:#0b1220;color:#e5e7eb} .footer-inner{display:grid;gap:20px;grid-template-columns:repeat(3,1fr);padding:28px 0}
.site-footer a{color:#c7d2fe;text-decoration:none} .site-footer a:hover{text-decoration:underline} .site-footer h4{margin:0 0 8px;color:#fff}
.details {border:1px solid var(--border); border-radius:12px; background:#fff; margin:12px 0;}
.details summary {cursor:pointer; padding:12px 16px; list-style:none; font-weight:800; background:var(--card); border-bottom:1px solid var(--border);}
.details .content {padding:12px 16px;}
:focus-visible{outline:3px solid #ffbf47; outline-offset:3px}
a:focus-visible, button:focus-visible{border-radius:6px}
@media (max-width: 900px){
  .section-grid .container{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr}
  .nav-toggle{display:block;margin-left:auto}
  .nav{position:absolute;top:58px;right:0;background:#fff;border-left:1px solid var(--border);border-bottom:1px solid var(--border);padding:10px 16px;display:none}
  .nav.open{display:block} .nav ul{flex-direction:column;gap:10px}
}