html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

body {
  min-height: 100vh;
  background: #f5f7fa;
  color: #1f2937;
}

.btn:focus,
.btn:active:focus,
.btn-link.nav-link:focus,
.form-control:focus,
.form-select:focus,
.form-check-input:focus {
  box-shadow: 0 0 0 0.15rem rgba(13, 110, 253, 0.15);
}

.site-header .navbar-brand {
  letter-spacing: 0.02em;
}

.card {
  border: 0;
  box-shadow: 0 0.35rem 1rem rgba(15, 23, 42, 0.08);
}

.table thead th {
  white-space: nowrap;
}

.login-shell {
  min-height: calc(100vh - 120px);
}

.login-card {
  max-width: 420px;
  margin: 0 auto;
}

.page-header {
  margin-bottom: 1.5rem;
}

.filter-card {
  margin-bottom: 1rem;
}

.table-actions {
  white-space: nowrap;
}