.auth-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 120px);
  padding: 2rem 1rem;
}
.auth-card {
  width: 100%;
  max-width: 420px;
}
.auth-card h1 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: .35rem;
}
.auth-card .subtitle {
  color: var(--text-muted);
  font-size: .9rem;
  margin-bottom: 1.75rem;
}
.auth-footer {
  text-align: center;
  margin-top: 1.25rem;
  font-size: .875rem;
  color: var(--text-muted);
}
.btn--full { width: 100%; justify-content: center; padding: .7rem; }