/* Shared public navigation, independent of each page's content stylesheet. */
.site-header{box-sizing:border-box;position:fixed;inset:0 0 auto;z-index:90;height:82px;padding:0 clamp(22px,5vw,76px);display:flex;align-items:center;justify-content:space-between;gap:28px;background:rgba(251,250,246,.97);border-bottom:1px solid rgba(7,25,43,.12);backdrop-filter:blur(18px);color:#07192b;font:700 13px/1.4 system-ui,-apple-system,'Segoe UI',sans-serif}
.site-brand{flex:0 0 auto;display:flex;align-items:center;text-decoration:none}
.site-brand img{display:block;width:205px;height:64px;object-fit:contain;max-width:100%}
.site-nav{display:flex;align-items:center;gap:clamp(16px,2vw,28px)}
.site-nav a{display:inline-flex;align-items:center;min-height:44px;color:#526374;text-decoration:none;white-space:nowrap}
.site-nav a:hover,.site-nav a[aria-current],.site-nav a[data-active-section]{color:#b83d0e}
.site-nav .site-nav-cta{justify-content:center;gap:18px;padding:12px 20px;background:#07192b;color:#fff;border-radius:9px}
.site-nav .site-nav-cta:hover,.site-nav .site-nav-cta[aria-current]{background:#143b61;color:#fff}
.site-nav-cta span{color:#ffb090}
.nav-toggle{display:none;align-items:center;justify-content:center;flex-direction:column;gap:6px;min-width:46px;min-height:46px;border:1px solid rgba(7,25,43,.16);border-radius:9px;background:transparent;color:#07192b;cursor:pointer}
.nav-toggle span{display:block;width:22px;height:2px;background:currentColor;transition:transform .15s}
.nav-toggle[aria-expanded=true] span:first-child{transform:translateY(4px) rotate(45deg)}
.nav-toggle[aria-expanded=true] span:last-child{transform:translateY(-4px) rotate(-45deg)}
.site-header :focus-visible{outline:3px solid #0877e6;outline-offset:4px}
#enquiry-form{scroll-margin-top:106px}
.skip-link{z-index:110}
@media(max-width:1050px){
  .site-header{height:76px;padding:0 22px;gap:16px}
  .site-brand img{width:174px;height:58px}
  .site-header[data-navigation-ready] .nav-toggle{display:flex}
  .site-nav{position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;padding:16px 22px 32px;background:#fbfaf6;overflow-y:auto;overscroll-behavior:contain;max-height:calc(100vh - 76px);max-height:calc(100dvh - 76px);box-shadow:0 20px 35px rgba(7,25,43,.12)}
  .site-header[data-navigation-ready] .site-nav{display:none}
  .site-header.nav-open .site-nav{display:flex;height:calc(100vh - 76px);height:calc(100dvh - 76px)}
  .site-nav a{flex-shrink:0;min-height:54px;padding:15px 4px;border-bottom:1px solid rgba(7,25,43,.12);font-size:17px}
  .site-nav .site-nav-cta{margin-top:20px;padding:15px 20px}
  body.site-menu-open{overflow:hidden}
  /* Progressive fallback: a usable in-flow header when JavaScript is unavailable. */
  .site-header:not([data-navigation-ready]){position:relative;height:auto;flex-wrap:wrap;padding-top:10px}
  .site-header:not([data-navigation-ready]) .site-nav{position:static;width:100%;box-shadow:none;max-height:none}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto!important}.nav-toggle span{transition:none}}
@media print{.site-header{display:none!important}}