/* ============================================================
   footer.css — Rodapé institucional
   ============================================================ */

.site-footer {
  background: var(--primary-dark);
  color: rgba(255, 255, 255, 0.72);
  padding-top: var(--space-6);
  margin-top: var(--space-7);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: var(--space-5);
  padding-bottom: var(--space-5);
}

.footer-brand .brand-name {
  color: #fff;
}

.footer-brand p {
  margin-top: var(--space-2);
  font-size: 0.92rem;
  max-width: 38ch;
}

.footer-col h3 {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--on-dark-accent);
  margin-bottom: var(--space-2);
}

.footer-col ul {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 10px;
}

.footer-col a {
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.92rem;
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease);
}

.footer-col a:hover {
  color: #fff;
}

.footer-address {
  font-style: normal;
  font-size: 0.92rem;
  line-height: 1.6;
  margin-bottom: var(--space-2);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  padding-block: var(--space-3);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  flex-wrap: wrap;
  font-size: 0.84rem;
  color: rgba(255, 255, 255, 0.55);
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.72);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer-bottom a:hover {
  color: #fff;
}

/* ---- Redes sociais no rodapé ---- */
.footer-social {
  display: flex;
  gap: 10px;
  margin-top: var(--space-3);
}

.social-link {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 1.15rem;
  text-decoration: none;
  transition:
    background var(--dur-fast) var(--ease),
    transform var(--dur-fast) var(--ease);
}

.social-link:hover {
  background: var(--secondary);
  transform: translateY(-2px);
}

.social-link:focus-visible {
  outline: 3px solid #fff;
  outline-offset: 3px;
}