.sidebar nav {
  overflow: auto;
  scrollbar-width: thin;
  scrollbar-color: #333 transparent;
}

.nav-group {
  display: grid;
  gap: 3px;
}

.nav-group-toggle {
  display: grid;
  grid-template-columns: 26px 1fr auto;
  align-items: center;
  width: 100%;
  padding: 10px;
  border: 0;
  border-top: 1px solid #242424;
  background: transparent;
  color: #aaa;
  text-align: left;
  cursor: pointer;
}

.nav-group:first-child .nav-group-toggle { border-top: 0; }
.nav-group-toggle > span { grid-row: 1 / 3; font-size: 9px; color: #666; }
.nav-group-toggle > b { font-size: 11px; letter-spacing: .08em; color: #eee; text-transform: uppercase; }
.nav-group-toggle > small { font-size: 7px; letter-spacing: .08em; color: #666; }
.nav-group-toggle > i { grid-column: 3; grid-row: 1 / 3; font: normal 15px Georgia, serif; color: #777; }
.nav-group-toggle:hover,
.nav-group.expanded > .nav-group-toggle { background: #171717; }
.nav-group-items { display: grid; gap: 2px; padding-left: 9px; border-left: 1px solid #333; }

#task-app,
#workspace-app {
  display: block;
  width: 100%;
  height: calc(100vh - 72px);
  border: 0;
  background: var(--paper);
}

#task-app[hidden],
#workspace-app[hidden],
.nav-group-items[hidden] { display: none; }

@media (max-width: 850px) {
  .nav-group-toggle { grid-template-columns: 1fr; text-align: center; }
  .nav-group-toggle > b,
  .nav-group-toggle > small,
  .nav-group-toggle > i { display: none; }
  .nav-group-toggle > span { font-size: 10px; }
  .nav-group-items { padding-left: 0; border-left: 0; }
}