/* ============================================
   Edu2Future LLC — Footer
   Mobile-First | Minimal | Premium
   ============================================ */

.footer {
  background: var(--color-navy);
  color: #94A3B8;
  padding: var(--space-16) 0 0;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* Column 1: Brand */
.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.footer-logo img {
  height: 36px;
  width: auto;
}

.footer-tagline {
  font-size: var(--text-sm);
  color: #CBD5E1;
  font-weight: var(--fw-medium);
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: #94A3B8;
}

.footer-contact-item a {
  color: #94A3B8;
  transition: color var(--duration-fast);
}

.footer-contact-item a:hover {
  color: var(--color-gold);
}

.footer-address {
  font-style: normal;
  line-height: 1.6;
}

.footer-social {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-2);
}

.footer-social-link {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.06);
  color: #CBD5E1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-sm);
  transition: all var(--duration-fast) var(--ease-out);
}

.footer-social-link:hover {
  background: var(--color-gold);
  color: var(--color-navy);
}

/* Footer Columns */
.footer-heading {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-white);
  margin-bottom: var(--space-4);
  font-weight: var(--fw-semibold);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.footer-link {
  display: inline-block;
  padding: var(--space-1) 0;
  color: #94A3B8;
  font-size: var(--text-sm);
  font-weight: var(--fw-medium);
  transition: all var(--duration-fast) var(--ease-out);
}

.footer-link:hover {
  color: var(--color-gold);
  transform: translateX(2px);
}

/* Footer Bottom */
.footer-bottom {
  margin-top: var(--space-12);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: var(--space-5) 0;
}

.footer-bottom-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  text-align: center;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.footer-copyright {
  font-size: var(--text-xs);
  color: #64748B;
}

.footer-copyright a {
  color: var(--color-gold);
  font-weight: var(--fw-medium);
  transition: color var(--duration-fast);
}

.footer-copyright a:hover {
  color: var(--color-gold-hover);
}

.footer-legal {
  display: flex;
  gap: var(--space-4);
}

.footer-legal-link {
  font-size: var(--text-xs);
  color: #64748B;
  transition: color var(--duration-fast);
}

.footer-legal-link:hover {
  color: var(--color-gold);
}

/* ==========================================
   TABLET
   ========================================== */
@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-10) var(--space-8);
  }
  
  .footer-bottom-inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

/* ==========================================
   DESKTOP
   ========================================== */
@media (min-width: 1024px) {
  .footer {
    padding: var(--space-20) 0 0;
  }
  
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: var(--space-8);
  }
  
  .footer-logo img {
    height: 40px;
  }
  
  .footer-social {
    margin-top: var(--space-3);
  }
  
  .footer-bottom {
    margin-top: var(--space-16);
  }
}