/* Footer: shared across all pages. Logo, nav links, legal, contact. */

.footer {
  background-color: var(--color-surface-muted);
  border-top: 1px solid var(--color-border);
  padding: var(--space-12) 0 var(--space-8);
}

.footer__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.footer__top {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

/* --- Brand column --- */
.footer__brand {
  max-width: 300px;
}

.footer__logo {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  text-decoration: none;
  display: inline-block;
  margin-bottom: var(--space-3);
}

.footer__logo:hover {
  color: var(--color-primary-dark);
}

.footer__tagline {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: var(--line-height-relaxed);
}

/* --- Link columns --- */
.footer__nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-8);
}

.footer__col-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-3);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

.footer__link {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

/* --- Bottom bar --- */
.footer__bottom {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
}

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

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

/* --- Responsive --- */
@media (min-width: 768px) {
  .footer__top {
    flex-direction: row;
    justify-content: space-between;
  }

  .footer__bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}