/* ============================================================
   CROPGENE — FOOTER
   ============================================================ */

.footer {
  background-color: var(--color-dark);
  color: var(--color-gray-400);
  padding-top: var(--space-20);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-12);
  padding-bottom: var(--space-16);
}

/* ---- Brand Column ---- */
.footer__brand {
  max-width: 320px;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.footer__logo-img {
  height: 40px;
  width: auto;
  filter: brightness(1.2);
}

.footer__logo-text {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
}

.footer__logo-text .crop {
  color: var(--color-primary-light);
}

.footer__logo-text .gene {
  color: var(--color-secondary-light);
}

.footer__desc {
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-6);
  color: var(--color-gray-500);
}

/* ---- Columns ---- */
.footer__heading {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-white);
  margin-bottom: var(--space-6);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__link {
  font-size: var(--text-sm);
  color: var(--color-gray-500);
  transition: color var(--duration-fast) var(--ease-default);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.footer__link:hover {
  color: var(--color-white);
}

.footer__link svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* ---- Contact Info ---- */
.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
}

.footer__contact-item svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 3px;
  color: var(--color-primary-light);
}

/* ---- Bottom Bar ---- */
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-block: var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--text-xs);
  color: var(--color-gray-600);
}

.footer__bottom-links {
  display: flex;
  gap: var(--space-6);
}

.footer__bottom-link {
  color: var(--color-gray-600);
  transition: color var(--duration-fast) var(--ease-default);
}

.footer__bottom-link:hover {
  color: var(--color-white);
}

.footer__designer-link {
  color: var(--color-primary-light);
  font-weight: var(--weight-semibold);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--duration-fast) var(--ease-default);
}

.footer__designer-link:hover {
  color: var(--color-white);
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer__brand {
    grid-column: 1 / -1;
    max-width: 100%;
  }
}

@media (max-width: 640px) {
  .footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-3);
    text-align: center;
  }
}