/* ---------- header ---------- */
.topbar{background:var(--navy);color:#cfe3ef;font-size:.86rem}
.topbar .wrap{display:flex;justify-content:flex-end;gap:22px;padding-top:9px;padding-bottom:9px}
.topbar a{color:#cfe3ef}
.topbar a:hover{color:#fff}
.site-header{position:sticky;top:0;z-index:50;background:var(--glass-bg);-webkit-backdrop-filter:blur(var(--glass-blur)) saturate(160%);backdrop-filter:blur(var(--glass-blur)) saturate(160%);border-bottom:1px solid rgba(255,255,255,.45);box-shadow:0 6px 24px rgba(6,32,51,.06),inset 0 1px 0 rgba(255,255,255,.6)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:13px 24px;max-width:var(--maxw);margin:0 auto}
.brand img{height:30px;width:auto}
.menu{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0}
.menu>li{position:relative}
.menu>li>a{display:block;padding:8px 12px;font-family:var(--font-d);font-weight:700;font-size:.92rem;color:var(--navy);border-radius:8px}
.menu>li>a:hover,.menu>li:focus-within>a{background:var(--blue-soft);color:var(--blue-d)}
.has-sub>a::after{content:"▾";margin-left:6px;font-size:.7em;color:var(--muted)}
.submenu{position:absolute;top:100%;left:0;min-width:240px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:8px;list-style:none;margin:6px 0 0;opacity:0;visibility:hidden;transform:translateY(6px);transition:.16s;z-index:60}
.menu>li:hover>.submenu,.menu>li:focus-within>.submenu{opacity:1;visibility:visible;transform:translateY(0)}
.submenu a{display:block;padding:9px 12px;border-radius:8px;font-size:.92rem;color:var(--ink);font-weight:500}
.submenu a:hover{background:var(--bg-soft);color:var(--blue-d)}
.nav-cta{display:flex;align-items:center;gap:12px}
.nav-cta-mobile{display:none}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--navy);margin:5px 0;transition:.2s}


/* sticky header condense on scroll */
.site-header{transition:box-shadow .25s ease,background .25s ease}
.site-header .nav{transition:padding-top .25s ease,padding-bottom .25s ease}
.site-header.scrolled{background:rgba(255,255,255,.66);box-shadow:0 8px 28px rgba(6,32,51,.09),inset 0 1px 0 rgba(255,255,255,.6)}
.site-header.scrolled .nav{padding-top:9px;padding-bottom:9px}
.brand img{transition:height .25s ease}
.site-header.scrolled .brand img{height:26px}


@media(max-width:980px){
  .nav{position:relative}
  .nav-toggle{display:block;order:0;z-index:2}
  .brand{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);margin:0}
  .nav-cta{display:none}
  .menu{position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);box-shadow:0 14px 30px rgba(6,32,51,.10);padding:12px;gap:2px;max-height:calc(100vh - 120px);overflow:auto;transform:translateY(-12px);opacity:0;visibility:hidden;pointer-events:none;transition:.22s;z-index:40}
  .menu.open{transform:translateY(0);opacity:1;visibility:visible;pointer-events:auto}
  .nav-cta-mobile{display:block;margin-top:8px}
  .nav-cta-mobile .btn{display:flex;justify-content:center;width:100%}
  .submenu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;border-left:2px solid var(--line);border-radius:0;margin:2px 0 6px 14px}
  .menu>li:hover>.submenu{transform:none}
}

/* Keep the classic site's dimensions above the inherited page stylesheet. */
.site-header .nav{padding:13px 24px}
.site-header.scrolled .nav{padding-top:9px;padding-bottom:9px}
.site-header .brand img{height:30px;transition:height .25s ease}
.site-header.scrolled .brand img{height:26px}
.site-header .has-sub>a::after{display:inline}