header {
  background: var(--color-section);
  padding: 1rem 2rem;
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.logo {
  font-size: 1.4rem;
  font-weight: bold;
  color: var(--color-primary);
}

.nav-links {
  display: flex;
  gap: 1.5rem;
}

.nav-links a {
  color: var(--color-text);
  font-weight: 500;
}
.nav-links a:hover {
  color: var(--color-accent);
}