/* Bổ sung điều hướng và hành vi; giữ nhận diện EXY trong bộ nguồn. */
html{scroll-padding-top:90px}
[id]{scroll-margin-top:90px}
.mega{visibility:hidden}
.mega.open{visibility:visible}
nav.main a[aria-current="page"]{background:var(--frost);color:var(--blue);font-weight:700}
.mega-toggle[data-active-group="true"]{color:var(--blue)}
.nav-in{gap:12px}
nav.main>a,.nav-link{padding:10px 9px;font-size:14px}
nav.main>a,.nav-link,.hd-cta{white-space:nowrap}
header.site .logo{flex-shrink:0}
header.site .hd-call span{display:none}
.mega-all{font-weight:700!important;border-bottom:1px solid var(--line);margin-bottom:6px}
.mega-all::after{content:" →"}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--blue);outline-offset:4px}
.skip-link{position:fixed;top:8px;left:16px;z-index:300;background:var(--navy);color:#fff;padding:10px 16px;border-radius:8px;transform:translateY(-180%)}
.skip-link:focus{transform:translateY(0)}
.site-message{margin:12px 0;padding:12px 14px;border-radius:8px;background:var(--frost);color:var(--ink)}
.leadform .site-message{background:rgba(255,255,255,.12);color:#fff}
.leadform textarea{font:inherit;width:100%;padding:12px;border:1px solid rgba(255,255,255,.25);border-radius:8px;resize:vertical;min-height:210px;color:var(--ink);background:#fff}
.request-result{margin-top:20px}
.request-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.request-actions .btn{padding:11px 16px;font-size:14px}
.request-actions .btn-secondary{background:#fff;color:var(--navy)}
.lf-note a{text-decoration:underline}
.context-label{display:block;color:var(--teal);font-size:13px;margin:0 0 14px}
.topic-link-note{display:block;margin-top:10px;color:var(--blue);font-size:13px;font-weight:600}
.side-links a[aria-current="page"]{font-weight:700;color:var(--blue)}
.content-grid>.prose,.content-grid>.side{min-width:0}
.table-scroll{max-width:100%;overflow-x:auto;overscroll-behavior-inline:contain}
.table-scroll table{min-width:420px}
.header-phone-label{font-size:13px}
@media(max-width:1100px){
  .has-mega{width:100%}
  .mega{position:static;min-width:0;opacity:1;pointer-events:auto;transform:none;border:0;box-shadow:none;border-radius:0;display:none;background:var(--frost)}
  .mega.open{display:block;visibility:visible}
  .mega-in{grid-template-columns:1fr;padding:4px 8px 12px}
  .mega-col+.mega-col{border-left:0;border-top:1px solid var(--line)}
  .mega-cta{margin:8px 10px}
  .mega-toggle{width:100%;justify-content:space-between}
  nav.main{display:none}
  nav.main.open{display:flex;flex-direction:column;align-items:stretch;position:absolute;top:66px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:10px 16px 16px;box-shadow:0 16px 32px rgba(11,31,58,.12);max-height:calc(100dvh - 80px);max-height:min(76vh,740px);overflow-y:auto;overscroll-behavior:contain}
  nav.main>a{display:block}
  .burger{display:flex}
  .hd-call span{display:none}
}
@media(max-width:400px){
  .nav-in{gap:7px}
  .logo{gap:8px}
  .logo-sub{font-size:9px;padding-left:7px;letter-spacing:1px}
  .request-actions{flex-direction:column}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .fab-call{animation:none!important}
  *,*::before,*::after{transition:none!important}
}