/* =============================================================
   COMPONENT — FOOTER
   ============================================================= */

.footer {
  background: var(--color-bg-surface);
  border-top: 1px solid var(--color-border);
  padding-top: clamp(var(--space-16), 8vw, var(--space-24));
  margin-top: auto;
}

.footer__main {
  padding-bottom: var(--space-16);
}

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

/* --- Brand Column --- */
.footer__brand {}

.footer__logo {
  display: block;
  margin-bottom: var(--space-5);
}

.footer__logo img {
  height: 32px;
  width: auto;
}

.footer__tagline {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  max-width: 280px;
  margin-bottom: var(--space-6);
}

.footer__contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
  transition: color var(--transition-fast);
}

.footer__contact-item:hover {
  color: var(--color-text-primary);
}

.footer__contact-item svg {
  flex-shrink: 0;
  color: var(--color-text-muted);
}

/* --- Nav Column --- */
.footer__col {}

.footer__col-title {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-primary);
  margin-bottom: var(--space-5);
}

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

.footer__nav-link {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.footer__nav-link:hover {
  color: var(--color-text-primary);
}

/* --- Bottom bar --- */
.footer__bottom {
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer__copyright {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.footer__legal-links {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.footer__legal-link {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.footer__legal-link:hover {
  color: var(--color-text-secondary);
}

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

  .footer__brand {
    grid-column: 1 / -1;
  }
}

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

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