/* =============================================================================
   SITE FOOTER — BEM Component
   Block: .site-footer
   ============================================================================= */

.site-footer {
  background-color: var(--color-gray-900);
  color: var(--color-gray-200);
}

/* -----------------------------------------------------------------------------
   Footer Main
   ----------------------------------------------------------------------------- */
.site-footer__main {
  padding-block: var(--space-16) var(--space-12);
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
}

/* Brand column */
.footer-brand__logo {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: -0.3px;
  margin-bottom: var(--space-4);
  display: inline-block;
}

.footer-brand__logo-accent {
  color: var(--color-green-400);
}

.footer-brand__desc {
  font-size: var(--text-sm);
  line-height: 1.8;
  color: var(--color-gray-400);
  max-width: 300px;
  margin-bottom: var(--space-6);
}

.footer-brand__social {
  display: flex;
  gap: var(--space-3);
}

.footer-brand__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 0.5px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  color: var(--color-gray-400);
  font-size: var(--text-sm);
  transition: color var(--transition-base), border-color var(--transition-base), background-color var(--transition-base);
  text-decoration: none;
}

.footer-brand__social-link:hover {
  color: var(--color-white);
  border-color: var(--color-green-600);
  background-color: rgba(29, 158, 117, 0.15);
}

/* Column widget */
.footer-widget__title {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gray-200);
  margin-bottom: var(--space-5);
}

.footer-widget__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  list-style: none;
}

.footer-widget__link {
  font-size: var(--text-sm);
  color: var(--color-gray-400);
  text-decoration: none;
  transition: color var(--transition-base), padding-left var(--transition-base);
  display: inline-block;
}

.footer-widget__link:hover {
  color: var(--color-green-400);
  padding-left: var(--space-2);
}

/* -----------------------------------------------------------------------------
   Footer Bottom Bar
   ----------------------------------------------------------------------------- */
.site-footer__bottom {
  border-top: 0.5px solid rgba(255, 255, 255, 0.08);
  padding-block: var(--space-5);
}

.site-footer__bottom-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.site-footer__copyright {
  font-size: var(--text-xs);
  color: var(--color-gray-600);
}

.site-footer__copyright a:hover {
  color: var(--color-green-400);
}

.site-footer__legal {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.site-footer__legal-link {
  font-size: var(--text-xs);
  color: var(--color-gray-600);
  text-decoration: none;
  transition: color var(--transition-base);
}

.site-footer__legal-link:hover {
  color: var(--color-green-400);
}

/* -----------------------------------------------------------------------------
   Responsive
   ----------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .site-footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-10);
  }
}

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

  .site-footer__bottom-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
  }
}