/* Global ObesityHub site navigation and search shell. */
.sr-only {
  position:absolute !important;
  width:1px !important;
  height:1px !important;
  padding:0 !important;
  margin:-1px !important;
  overflow:hidden !important;
  clip:rect(0,0,0,0) !important;
  white-space:nowrap !important;
  border:0 !important;
}

.topbar { gap:18px; }
.site-nav { display:flex; align-items:center; gap:4px; margin-left:auto; }
.site-nav-group { position:relative; }
.site-nav-button,
.site-nav-link {
  min-height:38px;
  padding:0 11px;
  border:0;
  border-radius:10px;
  background:transparent;
  color:#27474a;
  font-size:13.5px;
  font-weight:750;
  text-decoration:none;
  display:inline-flex;
  align-items:center;
  gap:5px;
  white-space:nowrap;
}
.site-nav-button:hover,
.site-nav-link:hover { background:#eef6f4; color:#0d5a60; }
.site-nav-link.resources-link { background:#e8f4f2; color:#0d555a; }
.site-nav-caret { font-size:11px; color:#6a7d7f; }

.site-nav-menu {
  position:absolute;
  top:calc(100% + 10px);
  right:0;
  width:330px;
  max-height:min(65vh,520px);
  overflow:auto;
  padding:8px;
  border:1px solid #d7e4e2;
  border-radius:14px;
  background:#fff;
  box-shadow:0 18px 45px rgba(19,55,58,.16);
  z-index:80;
}
.site-nav-menu[hidden] { display:none; }
.site-nav-menu button {
  width:100%;
  border:0;
  background:transparent;
  border-radius:10px;
  padding:11px 12px;
  text-align:left;
  color:#213f42;
}
.site-nav-menu button:hover { background:#f2f7f6; }
.site-nav-menu strong { display:block; font-size:13.5px; line-height:1.35; }
.site-nav-menu small { display:block; margin-top:3px; color:#64777a; font-size:11.5px; line-height:1.35; }

.desktop-search { position:relative; width:min(24vw,300px); flex:0 1 300px; }
.desktop-search input,
.mobile-search-box input {
  width:100%;
  min-height:40px;
  border:1px solid #cfdcda;
  border-radius:11px;
  background:#fff;
  color:#173438;
  padding:0 38px 0 13px;
  font-size:13.5px;
  outline:none;
}
.desktop-search input:focus,
.mobile-search-box input:focus { border-color:#79aaa5; box-shadow:0 0 0 3px rgba(23,107,112,.10); }
.search-icon {
  position:absolute;
  right:12px;
  top:50%;
  transform:translateY(-50%);
  color:#6c7e80;
  pointer-events:none;
  font-size:16px;
}
.site-search-results {
  position:absolute;
  top:calc(100% + 8px);
  left:0;
  right:0;
  border:1px solid #d7e4e2;
  border-radius:14px;
  background:#fff;
  box-shadow:0 18px 45px rgba(19,55,58,.16);
  overflow:hidden;
  z-index:90;
}
.site-search-results[hidden] { display:none; }
.search-result {
  width:100%;
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  gap:12px;
  align-items:center;
  border:0;
  border-bottom:1px solid #edf2f1;
  background:#fff;
  padding:11px 12px;
  text-align:left;
  color:#193437;
}
.search-result:last-child { border-bottom:0; }
.search-result:hover { background:#f5f9f8; }
.search-result strong { display:block; font-size:13px; line-height:1.3; }
.search-result small { display:block; margin-top:2px; color:#6a7d7f; font-size:11px; line-height:1.3; }
.search-result em { font-style:normal; color:#176b70; background:#e8f4f2; padding:3px 6px; border-radius:7px; font-size:9.5px; font-weight:800; white-space:nowrap; }
.search-empty { padding:14px; color:#607174; font-size:12.5px; }

.sidebar-back-button {
  margin-top:12px;
  border:0;
  background:transparent;
  padding:0;
  color:#176b70;
  font-size:12.5px;
  font-weight:800;
  text-align:left;
}
.sidebar-back-button:hover { text-decoration:underline; }

.mobile-site-tools { display:none; }

@media (max-width:1320px) {
  .site-nav-button,
  .site-nav-link { padding-left:8px; padding-right:8px; font-size:12.5px; }
  .desktop-search { width:220px; flex-basis:220px; }
  .preview-pill { display:none; }
}

@media (max-width:1030px) {
  .site-nav,
  .desktop-search { display:none; }
  .topbar { gap:10px; }
  .top-actions { margin-left:auto; }
  .icon-button { display:block; }
  .mobile-site-tools { display:grid; gap:8px; margin-bottom:14px; padding-bottom:14px; border-bottom:1px solid #d7e4e2; }
  .mobile-search-box { position:relative; margin-bottom:2px; }
  .mobile-search-results { position:absolute; top:calc(100% + 6px); z-index:95; }
  .mobile-utility-link,
  .mobile-nav-details summary {
    width:100%;
    min-height:42px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    border:1px solid #d6e3e1;
    border-radius:10px;
    background:#fff;
    color:#244649;
    padding:0 11px;
    font-size:12.5px;
    font-weight:800;
    text-align:left;
  }
  .mobile-nav-details summary { cursor:pointer; list-style:none; }
  .mobile-nav-details summary::-webkit-details-marker { display:none; }
  .mobile-nav-details summary::after { content:"+"; color:#176b70; font-size:18px; }
  .mobile-nav-details[open] summary::after { content:"−"; }
  .mobile-nav-detail-list { display:grid; gap:4px; padding:6px 0 1px; }
  .mobile-nav-detail-list button {
    width:100%;
    border:0;
    border-radius:8px;
    background:transparent;
    padding:9px 11px;
    color:#395457;
    text-align:left;
    font-size:12px;
    font-weight:700;
  }
  .mobile-nav-detail-list button:hover { background:#fff; color:#0d5a60; }
}

@media (max-width:520px) {
  .topbar { padding-left:16px; padding-right:14px; }
  .brand img { max-width:175px; }
  .search-result { grid-template-columns:minmax(0,1fr); gap:5px; }
  .search-result em { justify-self:start; }
}