/* ============================================================
   FOOTER.CSS — Site Footer
   ============================================================ */

.footer {
  background-color: var(--color-ink);
  padding-top: var(--space-20);
  padding-bottom: var(--space-8);
}

/* ── Pre-footer CTA Band ──────────────────────────────────── */

.footer-cta {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dim) 100%);
  border-radius: var(--radius-2xl);
  padding: var(--space-12) var(--space-16);
  text-align: center;
  margin-bottom: var(--space-20);
  position: relative;
  overflow: hidden;
}

.footer-cta::before {
  content: '';
  position: absolute;
  top: -40px;
  right: -40px;
  width: 200px;
  height: 200px;
  background: rgba(255,255,255,0.12);
  border-radius: 50%;
}

.footer-cta::after {
  content: '';
  position: absolute;
  bottom: -60px;
  left: -30px;
  width: 250px;
  height: 250px;
  background: rgba(255,255,255,0.08);
  border-radius: 50%;
}

.footer-cta__headline {
  font-size: var(--text-4xl);
  font-weight: var(--weight-extrabold);
  letter-spacing: var(--tracking-display);
  color: var(--color-ink);
  margin-bottom: var(--space-4);
  position: relative;
  z-index: 1;
}

.footer-cta__subheadline {
  font-size: var(--text-lg);
  color: rgba(44, 47, 48, 0.70);
  margin-bottom: var(--space-8);
  position: relative;
  z-index: 1;
}

.footer-cta__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

/* ── Footer Grid ──────────────────────────────────────────── */

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-12);
  padding-bottom: var(--space-12);
}

/* ── Footer Brand ─────────────────────────────────────────── */

.footer__brand-logo {
  display: block;
  margin-bottom: var(--space-4);
  font-size: var(--text-xl);
  font-weight: var(--weight-extrabold);
  color: var(--color-surface-high);
  text-decoration: none;
  letter-spacing: var(--tracking-tight);
}

.footer__brand-logo span {
  color: var(--color-accent);
}

.footer__tagline {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.55);
  line-height: var(--leading-relaxed);
  max-width: 260px;
  margin-bottom: var(--space-6);
}

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

.footer__social-link {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-pill);
  background-color: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  transition:
    background-color var(--duration-fast) var(--ease-out),
    color var(--duration-fast) var(--ease-out);
}

.footer__social-link:hover {
  background-color: var(--color-accent);
  color: var(--color-ink);
}

.footer__social-link svg {
  width: 16px;
  height: 16px;
}

/* ── Footer Navigation ────────────────────────────────────── */

.footer__nav-title {
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: var(--space-5);
}

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

.footer__nav-link {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
}

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

/* ── Footer Contact ───────────────────────────────────────── */

.footer__contact-items {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.footer__contact-item {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
}

.footer__contact-icon {
  width: 18px;
  height: 18px;
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer__contact-text {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.65);
  line-height: var(--leading-snug);
}

.footer__contact-text a {
  color: inherit;
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
}

.footer__contact-text a:hover {
  color: var(--color-accent);
}

/* ── Footer Bottom Bar ────────────────────────────────────── */

.footer__bottom {
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.footer__copyright {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.35);
}

.footer__legal {
  display: flex;
  gap: var(--space-4);
}

.footer__legal-link {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.35);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
}

.footer__legal-link:hover {
  color: rgba(255,255,255,0.65);
}

/* ── Mobile Floating CTA Bar ──────────────────────────────── */

.mobile-cta-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: calc(var(--z-nav) - 1);
  padding: var(--space-3) var(--space-4);
  padding-bottom: calc(var(--space-3) + env(safe-area-inset-bottom));
  background-color: var(--color-surface-high);
  box-shadow: 0 -4px 20px rgba(44,47,48,0.12);
  gap: var(--space-3);
}

.mobile-cta-bar.is-hidden {
  transform: translateY(100%);
  opacity: 0;
  pointer-events: none;
}

.mobile-cta-bar .btn {
  flex: 1;
  justify-content: center;
}

/* ── Responsive ───────────────────────────────────────────── */

@media (max-width: 900px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-10);
  }

  .footer-cta {
    padding: var(--space-10) var(--space-8);
  }

  .footer-cta__headline {
    font-size: var(--text-3xl);
  }
}

@media (max-width: 768px) {
  .mobile-cta-bar {
    display: flex;
  }

  .footer {
    padding-bottom: calc(var(--space-8) + 80px);
  }
}

@media (max-width: 600px) {
  .footer__grid {
    grid-template-columns: 1fr;
  }

  .footer-cta {
    padding: var(--space-8) var(--space-6);
    text-align: left;
  }

  .footer-cta__actions {
    justify-content: flex-start;
  }
}