.sky-auth-body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: var(--sky-bg);
  padding: var(--sky-space-5);
}
.sky-auth-card {
  width: 100%;
  max-width: 380px;
  background: var(--sky-surface);
  border: 1px solid var(--sky-border);
  border-radius: var(--sky-radius-lg);
  padding: var(--sky-space-8) var(--sky-space-6);
  box-shadow: var(--sky-shadow-lg);
}
.sky-auth-brand {
  display: flex;
  justify-content: center;
  margin-bottom: var(--sky-space-6);
}
.sky-auth-logo {
  max-width: 160px;
  height: auto;
}
[data-bs-theme="dark"] .sky-auth-logo { filter: invert(1); }

.sky-auth-card h1 {
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0 0 var(--sky-space-5);
  text-align: center;
}
.sky-auth-card .form-label {
  font-size: 0.85rem;
  color: var(--sky-text-muted);
  margin-bottom: var(--sky-space-1);
}
.sky-auth-card .alert {
  font-size: 0.85rem;
}
.sky-auth-card .btn-primary {
  padding: 9px 16px;
  font-size: 0.95rem;
  font-weight: 500;
}