/* ═══════════════════════════════════════════════════════════
   TIANX STUDIO — Footer
   ═══════════════════════════════════════════════════════════ */

.footer {
  background: var(--primary);
  color: var(--text-inverse);
  padding: var(--space-xl) 0 var(--space-md);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

/* Brand column */
.footer__brand {
  max-width: 280px;
}

.footer__logo {
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: var(--space-sm);
}

.footer__logo span {
  color: var(--accent-light);
}

.footer__desc {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.45);
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

/* Footer columns */
.footer__col-title {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-light);
  margin-bottom: var(--space-sm);
}

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

.footer__link {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.45);
  transition: color var(--duration-sm);
}

.footer__link:hover {
  color: rgba(255,255,255,0.85);
}

/* Contact info in footer */
.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-xs);
  font-size: 0.85rem;
  color: rgba(255,255,255,0.45);
  margin-bottom: var(--space-xs);
}

.footer__contact-icon {
  color: var(--accent-light);
  flex-shrink: 0;
  margin-top: 2px;
}

/* Bottom bar */
.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-md);
  border-top: 1px solid rgba(255,255,255,0.06);
}

.footer__copy {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.25);
}

.footer__legal {
  display: flex;
  gap: var(--space-sm);
}

.footer__legal a {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.25);
  transition: color var(--duration-sm);
}

.footer__legal a:hover {
  color: rgba(255,255,255,0.5);
}