body {
  background-color: #f5f7fb;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
}

.bg-claves {
  background: #0082ff;
}

.logo-text {
  font-weight: 800;
  font-size: 1.4rem;
}

.logo-sub {
  font-size: 0.9rem;
}

.card-claves {
  border-radius: 12px;
  box-shadow: 0 6px 16px rgba(0,0,0,0.06);
}