/* ISAEV — Footer */

.footer {
  background: #F5F5F7;
  border-top: 1px solid var(--divider);
  padding: 48px 40px 32px;
}

.footer-grid {
  display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px; margin-bottom: 40px;
  max-width: var(--container);
  margin-left: auto; margin-right: auto;
}

.footer-brand-name {
  font-family: var(--font-sans);
  font-weight: 500; font-size: 18px;
  letter-spacing: .1em; color: var(--black);
  margin-bottom: 8px;
}

.footer-brand-tag {
  font-size: 13px; font-weight: 300;
  color: var(--gray-light); line-height: 1.5;
  max-width: 280px;
}

.footer-col h4 {
  font-size: 12px; font-weight: 500;
  letter-spacing: .1em; text-transform: uppercase;
  color: var(--black); margin-bottom: 14px;
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 9px; }
.footer-col a {
  font-size: 13px; font-weight: 300;
  color: var(--gray); text-decoration: none;
  transition: color var(--dur-fast);
}
.footer-col a:hover { color: var(--black); }

.footer-bottom {
  border-top: 1px solid var(--divider);
  padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 12px;
  max-width: var(--container);
  margin: 0 auto;
}
.footer-bottom p { font-size: 12px; font-weight: 300; color: var(--gray-light); }

.footer-socials { display: flex; gap: 20px; }
.footer-socials a {
  font-size: 12px; font-weight: 300; color: var(--gray-light);
  text-decoration: none; transition: color var(--dur-fast);
}
.footer-socials a:hover { color: var(--black); }

@media (max-width: 860px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer { padding: 40px 24px 28px; }
}