.main-nav.department-nav {
  display: grid;
  align-content: start;
  gap: 11px;
  min-height: 0;
  overflow-y: auto;
  padding: 2px 5px 8px 0;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 249, 242, .28) transparent;
}

.main-nav.department-nav::-webkit-scrollbar { width: 6px; }
.main-nav.department-nav::-webkit-scrollbar-track { background: transparent; }
.main-nav.department-nav::-webkit-scrollbar-thumb { border-radius: 999px; background: rgba(255, 249, 242, .25); }

.nav-group {
  position: relative;
  display: grid;
  gap: 5px;
}

.nav-group[hidden],
.nav-group-children[hidden],
.nav-cluster[hidden],
.nav-suppressed {
  display: none !important;
}

.nav-group-toggle {
  width: 100%;
  min-height: 46px;
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 8px 10px;
  border: 1px solid rgba(255, 249, 242, .07);
  border-radius: 13px;
  background: rgba(255, 249, 242, .025);
  color: rgba(255, 249, 242, .8);
  font: inherit;
  font-size: 12.5px;
  font-weight: 800;
  text-align: left;
  cursor: pointer;
  transition: background .16s ease, border-color .16s ease, color .16s ease;
}

.nav-group-toggle:hover,
.nav-group.active > .nav-group-toggle {
  border-color: rgba(240, 207, 196, .22);
  background: rgba(240, 207, 196, .085);
  color: #fff;
}

.nav-group.active > .nav-group-toggle {
  box-shadow: inset 3px 0 var(--zentro-terracotta, #f2855d), 0 8px 20px rgba(20, 10, 17, .08);
}

.nav-group-glyph,
.nav-glyph {
  flex: 0 0 30px;
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  min-width: 30px;
  min-height: 30px;
  border-radius: 9px;
  background: rgba(255, 249, 242, .08);
  color: rgba(255, 249, 242, .84);
}

.nav-group-glyph svg,
.nav-glyph svg {
  width: 17px;
  height: 17px;
  pointer-events: none;
}

.nav-group[data-nav-group="administration"] .nav-group-glyph { background: rgba(242, 133, 93, .18); color: #ffc2a8; }
.nav-group[data-nav-group="csr"] .nav-group-glyph { background: rgba(93, 184, 174, .17); color: #9be1d8; }
.nav-group[data-nav-group="marketing"] .nav-group-glyph { background: rgba(237, 174, 96, .17); color: #ffd49e; }
.nav-group[data-nav-group="it"] .nav-group-glyph { background: rgba(110, 163, 223, .18); color: #b6d7ff; }

.nav-group.active > .nav-group-toggle .nav-group-glyph {
  box-shadow: 0 0 0 1px rgba(255, 255, 255, .07);
}

.nav-group-label,
.nav-route-label {
  width: auto;
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav-group-chevron {
  width: 8px;
  height: 8px;
  margin-left: auto;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  transition: transform .16s ease;
}

.nav-group.expanded .nav-group-chevron {
  transform: rotate(225deg) translate(-1px, -1px);
}

.nav-group-children {
  display: grid;
  gap: 6px;
  padding: 2px 0 3px 5px;
}

.nav-cluster {
  display: grid;
  gap: 2px;
  padding: 5px 0 5px 4px;
  border-left: 1px solid rgba(255, 249, 242, .1);
}

.nav-cluster + .nav-cluster {
  margin-top: 1px;
}

.nav-cluster-label {
  display: block;
  padding: 0 7px 4px;
  color: rgba(255, 249, 242, .42);
  font-size: 8.5px;
  font-weight: 850;
  letter-spacing: .11em;
  line-height: 1.2;
  text-transform: uppercase;
}

.department-nav .nav-child {
  order: 0 !important;
  display: flex;
  align-items: center;
  gap: 7px;
  width: 100%;
  min-height: 38px;
  padding: 6px;
  border: 1px solid transparent;
  border-radius: 10px;
  color: rgba(255, 249, 242, .7);
  font-size: 12px;
  font-weight: 650;
  line-height: 1.2;
  transition: background .14s ease, border-color .14s ease, color .14s ease, transform .14s ease;
}

.department-nav .nav-child .nav-glyph {
  flex-basis: 26px;
  width: 26px;
  height: 26px;
  min-width: 26px;
  min-height: 26px;
  background: transparent;
  color: rgba(255, 249, 242, .56);
}

.department-nav .nav-child:hover {
  border-color: rgba(255, 249, 242, .08);
  background: rgba(255, 249, 242, .06);
  color: #fff;
  transform: translateX(1px);
}

.department-nav .nav-child:hover .nav-glyph {
  color: rgba(255, 255, 255, .9);
}

.department-nav .nav-child.active {
  border-color: rgba(242, 133, 93, .24);
  background: linear-gradient(90deg, rgba(242, 133, 93, .17), rgba(255, 249, 242, .065));
  box-shadow: inset 2px 0 var(--zentro-terracotta, #f2855d);
  color: #fff;
  transform: none;
}

.department-nav .nav-child.active .nav-glyph {
  background: rgba(242, 133, 93, .15);
  color: #ffd6c5;
}

.sidebar .sidebar-footer { margin-top: 0; }

.sidebar-toggle {
  width: 100%;
  min-width: 34px;
  min-height: 34px;
  margin-top: auto;
  margin-bottom: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 7px 9px;
  border: 1px solid rgba(255, 249, 242, .18);
  border-radius: 9px;
  background: rgba(255, 249, 242, .06);
  color: rgba(255, 249, 242, .84);
  font: inherit;
  font-size: 10px;
  font-weight: 800;
  cursor: pointer;
}

.sidebar-toggle:hover { background: rgba(255, 249, 242, .12); color: #fff; }
.sidebar-toggle-chevron {
  width: 8px;
  height: 8px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(135deg);
  transition: transform .16s ease;
}

.sidebar-toggle.is-collapsed .sidebar-toggle-chevron { transform: rotate(-45deg); }
.sidebar-toggle:focus-visible,
.nav-group-toggle:focus-visible,
.department-nav .nav-child:focus-visible {
  outline: 3px solid rgba(242, 133, 93, .45);
  outline-offset: 2px;
}

@media (min-width: 821px) {
  .app-shell.sidebar-compact { grid-template-columns: 78px minmax(0, 1fr); }
  .sidebar-compact .sidebar { z-index: 70; padding-inline: 11px; overflow: visible; }
  .sidebar-compact .sidebar .brand { justify-content: center; padding-inline: 0; }
  .sidebar-compact .sidebar-brand-lockup { width: 43px; }
  .sidebar-compact .sidebar-toggle { width: 40px; padding-inline: 5px; }
  .sidebar-compact .sidebar-brand-lockup .brand-lockup-copy,
  .sidebar-compact .sidebar-toggle-label,
  .sidebar-compact .nav-group-label,
  .sidebar-compact .nav-route-label,
  .sidebar-compact .nav-group-chevron,
  .sidebar-compact .sidebar-footer { display: none; }
  .sidebar-compact .nav-group-toggle { justify-content: center; padding-inline: 6px; }
  .sidebar-compact .nav-group-children {
    position: absolute;
    z-index: 60;
    top: 0;
    left: 58px;
    width: 258px;
    padding: 10px;
    border: 1px solid rgba(240, 207, 196, .18);
    border-radius: 12px;
    background: var(--zentro-plum-deep, #281a24);
    box-shadow: 0 18px 42px rgba(19, 10, 17, .28);
  }
  .sidebar-compact .department-nav { overflow: visible; }
  .sidebar-compact .department-nav .nav-child { width: 100%; }
  .sidebar-compact .department-nav .nav-child .nav-route-label { display: inline; }
  .sidebar-compact .nav-cluster { padding-left: 5px; }
}

@media (max-width: 820px) {
  .sidebar { position: relative; }
  .main-nav.department-nav { display: grid; overflow: visible; padding: 0; }
  .nav-group-children { padding-left: 8px; }
  .department-nav .nav-child { width: 100%; }
  .sidebar.mobile-nav-closed .main-nav,
  .sidebar.mobile-nav-closed .sidebar-footer { display: none; }
  .sidebar .brand { margin: 0; padding-bottom: 10px; }
  .sidebar-brand-lockup { min-width: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .nav-group-toggle,
  .department-nav .nav-child,
  .nav-group-chevron,
  .sidebar-toggle-chevron { transition: none; }
}