/* =============================================
   90-FOOTER — RODAPÉ NEON
   - Área social e faixa final
============================================= */

footer {
  background-color: var(--dark-bg); color: #fff; text-align: center;
  padding: clamp(2rem, 5vw, 3rem) 0 clamp(1.5rem, 4vw, 2rem);
  transition: background-color .5s ease, box-shadow .3s ease;
  box-shadow: 0 -2px 15px rgba(0,180,255,.15);
}
footer:hover { box-shadow: 0 -2px 25px rgba(0,180,255,.4); }
.footer-bottom {
  text-align: center; padding-top: clamp(1.2rem, 3vw, 2rem);
  border-top: 1px solid rgba(255,255,255,.1);
  color: var(--secondary-color); font-size: clamp(.85rem, 2.5vw, .9rem);
}