/* ============================================================
   Footer
   Multi-column site footer with brand, links, and copyright.
   Token-driven — uses --color-bg, --color-bg-secondary.
   ============================================================ */

.footer {
  background: var(--color-bg-secondary);
  border-top: 1px solid var(--color-bg-secondary);
  padding: 3rem 0 0;
  margin-top: 3rem;
  font-size: 0.88rem;
  color: var(--color-text-secondary);
}

.footer__inner {
  max-width: var(--width-content);
  margin: 0 auto;
  padding: 0 var(--gap);
}

.footer__grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-lg);
  padding-bottom: 2rem;
}

/* ── Brand column ── */
.footer__brand {
  flex: 1 1 240px;
  min-width: 200px;
}
.footer__logo {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.5rem;
}
.footer__logo span { color: var(--color-link); }
.footer__tagline {
  font-size: 0.82rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  max-width: 280px;
}

/* ── Link columns ── */
.footer__links {
  flex: 1 1 160px;
  min-width: 140px;
}
.footer__links-title {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text);
  margin-bottom: 0.8rem;
}
.footer__links a {
  display: block;
  color: var(--color-text-secondary);
  text-decoration: none;
  font-weight: 400;
  padding: 0.25rem 0;
  font-size: 0.84rem;
  transition: color 0.15s;
}
.footer__links a:hover {
  color: var(--color-link);
}

/* ── Bottom bar ── */
.footer__bottom {
  border-top: 1px solid var(--color-bg);
  padding: 1.2rem 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  font-size: 0.78rem;
}
.footer__bottom a {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-weight: 400;
}
.footer__bottom a:hover { color: var(--color-link); }

/* ── Mobile ── */
@media (max-width: 600px) {
  .footer { padding-top: 2rem; }
  .footer__grid { gap: var(--gap); flex-direction: column; }
  .footer__brand { flex: 1 1 auto; }
  .footer__links { flex: 1 1 auto; }
  .footer__bottom { flex-direction: column; text-align: center; }
}