body.portal-body {
  background: #f6f8fb;
}

.portal-shell {
  min-height: 100vh;
}

.portal-sidebar {
  width: 240px;
  background: #fff;
}

.portal-sidebar .nav-link {
  color: #2b3a4a;
  border-radius: 0.5rem;
}

.portal-sidebar .nav-link.active,
.portal-sidebar .nav-link:hover {
  background: #eef4ff;
  color: #0d6efd;
}

.portal-main {
  width: calc(100% - 240px);
}

.portal-qr {
  min-height: 160px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
}

.portal-qr canvas,
.portal-qr img {
  border: 1px solid #ddd;
  padding: 8px;
  background: #fff;
}

.portal-messages {
  max-height: 65vh;
  overflow: auto;
}

@media (max-width: 900px) {
  .portal-shell {
    display: block !important;
  }

  .portal-sidebar {
    width: 100%;
  }

  .portal-main {
    width: 100%;
  }
}