:root {
  --brand-primary: #0d6efd;
  --brand-secondary: #6c757d;
  --brand-accent: #198754;
}

[data-bs-theme="dark"] {
  --bs-body-bg: #0b0d0f;
  --bs-body-color: #e6e6e6;
}

.btn-primary { background-color: var(--brand-primary); border-color: var(--brand-primary); }