/* ========== Footer ========== */
.footer {
  background: var(--text-dark);
  color: rgba(255,255,255,0.7);
  padding: 64px 0 32px;
}
.footer__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}
.footer__top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer__brand-tagline {
  font-size: 1.3rem;
  color: var(--white);
  font-weight: 600;
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}
.footer__brand-desc {
  font-size: 0.85rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.5);
  max-width: 320px;
}
.footer__col-title {
  color: var(--white);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 16px;
}
.footer__links a {
  display: block;
  padding: 4px 0;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
  transition: color var(--transition);
}
.footer__links a:hover {
  color: var(--accent);
}
.footer__social {
  display: flex;
  gap: 16px;
  margin-top: 12px;
}
.footer__social-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  color: rgba(255,255,255,0.6);
  transition: all var(--transition);
}
.footer__social-icon:hover {
  background: var(--primary);
  color: var(--white);
}
.footer__bottom {
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.35);
}
@media (max-width: 768px) {
  .footer__top {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer__bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}