/* Keep the primary navigation visible without taking horizontal workspace. */
.app {
  display: block;
}

.sidebar {
  box-sizing: border-box;
  width: 100%;
  height: 76px;
  color: var(--text-muted);
  background: color-mix(in srgb, var(--surface) 94%, transparent);
  border: 0;
  border-bottom: 1px solid var(--stroke);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
  flex-direction: row;
  align-items: center;
  gap: 28px;
  padding: 0 clamp(20px, 4vw, 58px);
  position: sticky;
  inset: auto;
  top: 0;
  z-index: 60;
}

.brand {
  flex: none;
  margin: 0;
}

.brand-logo {
  width: 38px;
  height: 38px;
}

.brand-name {
  font-size: 17px;
}

.nav-label,
.sidebar-divider,
.presets,
.sidebar-bottom,
.sidebar-footer {
  display: none;
}

.sidebar nav {
  min-width: 0;
  flex-direction: row;
  align-items: center;
  justify-content: flex-end;
  gap: 4px;
  margin-left: auto;
  display: flex;
}

.nav-item {
  white-space: nowrap;
  min-height: 42px;
  gap: 9px;
  margin: 0;
  padding: 10px 13px;
  font-size: 14px;
}

.nav-guide {
  width: auto;
}

.nav-item.active {
  box-shadow: inset 0 -2px var(--mint);
}

.nav-dot {
  margin-left: 1px;
}

.main-shell {
  width: 100%;
  margin-left: 0;
}

#workspace,
#results,
#prior-knowledge {
  scroll-margin-top: 92px;
}

@media (max-width: 760px) {
  .sidebar {
    height: 68px;
    gap: 12px;
    padding: 0 16px;
  }

  .brand {
    gap: 8px;
  }

  .brand-logo {
    width: 34px;
    height: 34px;
  }

  .brand-name {
    font-size: 15px;
  }

  .brand-secondary {
    display: none;
  }

  .sidebar nav {
    gap: 2px;
  }

  .nav-item {
    gap: 6px;
    padding: 9px 10px;
    font-size: 13px;
  }

  #workspace,
  #results,
  #prior-knowledge {
    scroll-margin-top: 82px;
  }
}

@media (max-width: 560px) {
  .sidebar {
    padding: 0 12px;
  }

  .nav-item {
    width: 42px;
    height: 42px;
    justify-content: center;
    padding: 0;
    font-size: 0;
  }

  .nav-item svg {
    width: 18px;
    height: 18px;
  }

  .nav-dot {
    display: none;
  }
}