:root {
  --sidebar-width: 224px;
  --brand: #4e73df;
  --brand-dark: #224abe;
  --body-bg: #f8f9fc;
}

body.app-shell {
  background: var(--body-bg);
}

#wrapper {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: var(--sidebar-width);
  min-height: 100vh;
  background: linear-gradient(180deg, var(--brand) 0%, var(--brand-dark) 100%);
  flex-shrink: 0;
}

.sidebar .nav-link {
  color: rgba(255, 255, 255, 0.9);
  padding: 0.85rem 1rem;
}

.sidebar .nav-link i {
  width: 1.25rem;
  margin-right: 0.4rem;
}

.sidebar .nav-item.active .nav-link,
.sidebar .nav-link:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}

.sidebar-brand {
  color: #fff !important;
  min-height: 4.375rem;
  text-decoration: none;
  font-weight: 600;
}

.sidebar-heading {
  color: rgba(255, 255, 255, 0.45);
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  padding: 0 1rem;
  margin-top: 0.5rem;
}

#content-wrapper {
  flex: 1;
  min-width: 0;
  background: var(--body-bg);
}

.topbar {
  height: 4.375rem;
}

.topbar-divider {
  width: 0;
  border-right: 1px solid #e3e6f0;
  height: 2rem;
  margin: auto 1rem;
}

.auth-body,
.public-body {
  background: linear-gradient(160deg, #eef2ff 0%, #f8fafc 45%, #ffffff 100%);
}

.auth-card {
  border-radius: 0.75rem;
}

@media (max-width: 767.98px) {
  #wrapper {
    flex-direction: column;
  }
  .sidebar {
    width: 100%;
    min-height: auto;
  }
}