/* Primary nav: tab layout, neutral colors (inherit theme palette) */

/* Strengthen layout */
.site-nav { flex: 1; }
.site-nav .menu{
  display:flex; align-items:center; justify-content:center; gap:28px;
  white-space:nowrap; margin:0; padding:0; list-style:none;
  font-weight:800; text-transform:uppercase; letter-spacing:.03em;
  font-size:clamp(14px,.92rem + .2vw,16px);
}

/* Tab shape */
.site-nav .menu > li { position:relative }
.site-nav .menu > li > a{
  display:block; line-height:1; padding:14px 18px;
  text-decoration:none; color:currentColor; border-radius:8px;
  transition:background .18s ease, transform .18s ease;
}

/* Hover/active: keep color, use neutral surface */
.site-nav .menu > li:hover > a,
.site-nav .menu > li.focus > a{
  background:var(--btx-surface-2, rgba(0,0,0,.06));
}
.site-nav .menu > li.current-menu-item > a,
.site-nav .menu > li.current-menu-ancestor > a{
  background:var(--btx-surface-2, rgba(0,0,0,.08));
}

/* Dropdown (clean, neutral) */
.site-nav .menu .sub-menu{
  position:absolute; left:0; top:100%; min-width:220px;
  background:var(--btx-surface, #fff); color:inherit;
  border-radius:10px; box-shadow:0 10px 30px rgba(0,0,0,.12);
  padding:10px 0; display:none; z-index:50;
}
.site-nav .menu li:hover > .sub-menu{ display:block }
.site-nav .menu .sub-menu a{
  display:block; padding:10px 14px; text-decoration:none; color:inherit;
}
.site-nav .menu .sub-menu a:hover{
  background:var(--btx-surface-2, #f3f5f7);
}

/* Accessibility */
.site-nav .menu > li > a:focus-visible{
  outline:2px solid var(--btx-accent, currentColor); outline-offset:2px;
}

/* Mobile: keep the same look but stacked */
@media (max-width:980px){
  .site-nav .menu{
    position:absolute; left:0; right:0; top:calc(100% + 8px);
    flex-direction:column; align-items:flex-start; gap:0;
    background:var(--btx-surface, #fff);
    border-radius:12px; box-shadow:0 12px 30px rgba(0,0,0,.12);
    padding:8px; display:none;
  }
  .site-nav.open .menu{ display:flex }
  .site-nav .menu > li{ width:calc(100% - 20px) }
  .site-nav .menu > li > a{ width:calc(100% - 20px); padding:12px 10px; border-radius:8px }
  .site-nav .menu .sub-menu{ position:static; box-shadow:none; border-radius:8px; padding:6px 0; display:block }
}