/* PDSB Portal v1.34.145 — refined sidebar scrolling
   Presentation only: keeps branding/profile anchored while the menu itself scrolls. */
.portal-sidebar{
  overflow:hidden!important;
}

.portal-sidebar > nav[aria-label="Main navigation"]{
  min-height:0;
  overflow-y:auto;
  overflow-x:hidden;
  overscroll-behavior-y:contain;
  scroll-behavior:smooth;
  scrollbar-gutter:stable;
  scrollbar-width:thin;
  scrollbar-color:rgba(112,203,236,.62) rgba(255,255,255,.025);
  padding-right:5px;
  margin-right:-5px;
}

.portal-sidebar > nav[aria-label="Main navigation"]::-webkit-scrollbar{
  width:7px;
}
.portal-sidebar > nav[aria-label="Main navigation"]::-webkit-scrollbar-track{
  background:rgba(255,255,255,.025);
  border-radius:999px;
  margin:4px 0 6px;
}
.portal-sidebar > nav[aria-label="Main navigation"]::-webkit-scrollbar-thumb{
  min-height:52px;
  border:2px solid transparent;
  border-radius:999px;
  background:linear-gradient(180deg,rgba(121,218,246,.9),rgba(80,145,221,.78)) padding-box;
  box-shadow:0 0 0 1px rgba(143,220,245,.08),0 0 12px rgba(78,177,226,.12);
}
.portal-sidebar > nav[aria-label="Main navigation"]::-webkit-scrollbar-thumb:hover{
  background:linear-gradient(180deg,rgba(151,232,252,.98),rgba(92,165,239,.92)) padding-box;
  box-shadow:0 0 0 1px rgba(166,231,250,.16),0 0 14px rgba(78,177,226,.22);
}
.portal-sidebar > nav[aria-label="Main navigation"]::-webkit-scrollbar-thumb:active{
  background:linear-gradient(180deg,rgba(176,239,255,1),rgba(105,179,247,.98)) padding-box;
}

/* Keep the lower status/profile zone anchored instead of making the entire sidebar scroll. */
.portal-sidebar .sidebar-user-zone{
  flex:0 0 auto;
}

@media(max-width:860px){
  .portal-sidebar > nav[aria-label="Main navigation"]{
    -webkit-overflow-scrolling:touch;
    scrollbar-width:thin;
  }
}

@media(prefers-reduced-motion:reduce){
  .portal-sidebar > nav[aria-label="Main navigation"]{scroll-behavior:auto}
}