/* NotebookLM Guide RC14.69 — navigation visibility and taxonomy repair.
   Loaded last. Prevents wide dropdowns from opening beyond the viewport,
   collapses the full nav at laptop/tablet widths, and styles contextual book
   links neutrally rather than as promotional ads. */

nav.nlm-global-nav .nlm-badge--os{
  background:#f4f1e7!important;
  color:#765f21!important;
  border:1px solid #d8c993!important;
}

@media (min-width:1181px){
  nav.nlm-global-nav [data-nlm-menu="quick"]>.nlm-dropdown,
  nav.nlm-global-nav [data-nlm-menu="research"]>.nlm-dropdown,
  nav.nlm-global-nav [data-nlm-menu="studio"]>.nlm-dropdown,
  nav.nlm-global-nav [data-nlm-menu="content"]>.nlm-dropdown{
    left:0!important;
    right:auto!important;
  }
  nav.nlm-global-nav [data-nlm-menu="multiai"]>.nlm-dropdown,
  nav.nlm-global-nav [data-nlm-menu="testprep"]>.nlm-dropdown,
  nav.nlm-global-nav [data-nlm-menu="privacy"]>.nlm-dropdown,
  nav.nlm-global-nav [data-nlm-menu="tools"]>.nlm-dropdown,
  nav.nlm-global-nav [data-nlm-menu="products"]>.nlm-dropdown,
  nav.nlm-global-nav [data-nlm-menu="lang"]>.nlm-dropdown{
    left:auto!important;
    right:0!important;
  }
}

/* The complete ten-menu row does not fit reliably below 1181px. Use the
   established accessible accordion instead of shrinking or clipping labels. */
@media (max-width:1180px){
  nav.nlm-global-nav{min-height:54px!important}
  nav.nlm-global-nav .nlm-global-nav__inner{
    height:54px!important;
    min-height:54px!important;
    padding:0 14px!important;
    gap:8px!important;
    justify-content:space-between!important;
  }
  nav.nlm-global-nav .nlm-global-brand{min-width:0!important;font-size:.74rem!important}
  nav.nlm-global-nav .nlm-global-brand small{display:none!important}
  nav.nlm-global-nav .nlm-global-menus{
    display:none!important;
    position:fixed!important;
    top:var(--nlm-mobile-menu-top,54px)!important;
    left:0!important;
    right:0!important;
    bottom:0!important;
    width:100vw!important;
    max-width:none!important;
    height:auto!important;
    margin:0!important;
    padding:4px 0 38px!important;
    overflow-x:hidden!important;
    overflow-y:auto!important;
    overscroll-behavior:contain!important;
    flex-direction:column!important;
    align-items:stretch!important;
    justify-content:flex-start!important;
    gap:0!important;
    background:#fff!important;
    border-top:1px solid #ddd!important;
    z-index:2147483200!important;
  }
  nav.nlm-global-nav .nlm-global-menus.is-mobile-open{display:flex!important}
  nav.nlm-global-nav .nlm-global-toggle{
    display:flex!important;
    flex-basis:auto!important;
    width:auto!important;
    min-width:72px!important;
    padding:0 8px!important;
    margin-left:auto!important;
  }
  nav.nlm-global-nav .nlm-global-toggle::after{display:block!important}
  nav.nlm-global-nav .nlm-global-premium{display:none!important}
  nav.nlm-global-nav .nlm-nav-item{
    display:block!important;
    width:100%!important;
    background:#fff!important;
    border-bottom:1px solid var(--nlm-line)!important;
  }
  nav.nlm-global-nav .nlm-nav-button{
    width:100%!important;
    height:48px!important;
    min-height:48px!important;
    justify-content:space-between!important;
    padding:0 18px!important;
    font-size:.69rem!important;
    letter-spacing:.04em!important;
  }
  nav.nlm-global-nav .nlm-dropdown,
  nav.nlm-global-nav .nlm-nav-item--wide>.nlm-dropdown,
  nav.nlm-global-nav [data-nlm-menu="quick"]>.nlm-dropdown,
  nav.nlm-global-nav [data-nlm-menu="research"]>.nlm-dropdown,
  nav.nlm-global-nav [data-nlm-menu="studio"]>.nlm-dropdown,
  nav.nlm-global-nav [data-nlm-menu="content"]>.nlm-dropdown,
  nav.nlm-global-nav [data-nlm-menu="multiai"]>.nlm-dropdown,
  nav.nlm-global-nav [data-nlm-menu="testprep"]>.nlm-dropdown,
  nav.nlm-global-nav [data-nlm-menu="privacy"]>.nlm-dropdown,
  nav.nlm-global-nav [data-nlm-menu="tools"]>.nlm-dropdown,
  nav.nlm-global-nav [data-nlm-menu="products"]>.nlm-dropdown,
  nav.nlm-global-nav [data-nlm-menu="lang"]>.nlm-dropdown{
    position:static!important;
    display:none!important;
    width:100%!important;
    min-width:0!important;
    max-width:none!important;
    max-height:none!important;
    margin:0!important;
    padding:0!important;
    overflow:visible!important;
    grid-template-columns:1fr!important;
    transform:none!important;
    background:#fafaf8!important;
    border:0!important;
    border-top:1px solid var(--nlm-line)!important;
    box-shadow:none!important;
  }
  nav.nlm-global-nav .nlm-nav-item.is-open>.nlm-dropdown,
  nav.nlm-global-nav .nlm-nav-item--wide.is-open>.nlm-dropdown{display:block!important}
  nav.nlm-global-nav .nlm-dropdown a{
    min-height:44px!important;
    padding:10px 22px 10px 32px!important;
    background:#fafaf8!important;
    font-size:.66rem!important;
  }
  .nlm-nav-overlay.is-active{display:none!important}
}

@media(max-width:520px){
  nav.nlm-global-nav .nlm-global-nav__inner{padding:0 10px!important}
  nav.nlm-global-nav .nlm-global-brand{font-size:.68rem!important;letter-spacing:.025em!important}
  nav.nlm-global-nav .nlm-global-brand svg{width:28px!important;height:28px!important;max-width:28px!important;max-height:28px!important;flex-basis:28px!important}
  nav.nlm-global-nav .nlm-dropdown a{grid-template-columns:minmax(0,1fr) auto!important;gap:8px!important;padding-left:24px!important}
}