/* Keep page artwork below Liebling's navigation, including nested z-index layers. */
.tt-static-page {
  position: relative;
  isolation: isolate;
  z-index: 0;
}

/* Liebling switches to desktop navigation at 48rem. */
@media (max-width: 47.999rem) {
  body header.m-header.mobile-menu-opened {
    position: fixed !important;
    inset: 0 !important;
    width: 100%;
    height: 100vh !important;
    height: 100dvh !important;
    z-index: 10000 !important;
    /* Headroom transforms/will-change otherwise contain fixed descendants. */
    transform: none !important;
    will-change: auto !important;
    transition: none !important;
  }

  body header.m-header.mobile-menu-opened .m-menu.opened {
    position: fixed !important;
    inset: 0 !important;
    width: 100%;
    height: 100vh !important;
    height: 100dvh !important;
    overflow-y: auto;
    overscroll-behavior-y: contain;
    transform: none !important;
    will-change: auto !important;
    opacity: 1;
    visibility: visible;
    z-index: 10 !important;
    background-color: var(--background-color);
  }

  /* The drawer and its close control must sit above the closed-state topbar. */
  body header.m-header.mobile-menu-opened .m-mobile-topbar {
    z-index: 2 !important;
  }
}

/* Keep mobile secondary links inside the drawer instead of a body-level popup. */
.m-nav__left li.tt-mobile-more { display: none; }

@media (max-width: 47.999rem) {
  .m-nav__left li.tt-desktop-more { display: none; }
  .m-nav__left li.tt-mobile-more { display: block; }

  .tt-mobile-more__details > summary {
    display: flex;
    align-items: center;
    gap: 8px;
    width: fit-content;
    cursor: pointer;
    list-style: none;
    color: inherit;
    font: inherit;
  }
  .tt-mobile-more__details > summary::-webkit-details-marker { display: none; }
  .tt-mobile-more__details > summary:focus-visible {
    outline: 2px solid currentColor;
    outline-offset: 4px;
  }
  .tt-mobile-more__details > summary .icon-chevron-down {
    font-size: 1rem;
    transition: transform .15s ease;
  }
  .tt-mobile-more__details[open] > summary .icon-chevron-down { transform: rotate(180deg); }
  .tt-mobile-more__details > .m-secondary-menu {
    margin-top: 12px;
    padding-inline-start: 12px;
    border-inline-start: 1px solid var(--secondary-border-color);
  }
  .tt-mobile-more__details .m-secondary-menu li { margin: 0; font-size: 1rem; }
  .tt-mobile-more__details .m-secondary-menu a {
    display: block;
    padding: 12px 10px;
    white-space: normal;
  }
}
@media (prefers-reduced-motion: reduce) {
  .tt-mobile-more__details > summary .icon-chevron-down { transition: none; }
}