/* ========================================
   Zizania Footer Component
   Layout: 4-col grid → 2x2 tablet → stacked mobile
   3 zones: main grid | ESPA compliance | bottom bar
   Uses Zizania design tokens (main.css)
======================================== */

.zz-site-footer {
  background: var(--surface-container);
  box-shadow: 0 -8px 24px rgba(var(--on-surface-rgb), 0.06),
              0 -2px 6px rgba(var(--on-surface-rgb), 0.04);
  position: relative;
  z-index: 1;
}

.zz-footer__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 3.5rem var(--container-gutter) 0;
}

/* ---------- Main 4-column grid ---------- */
.zz-footer__grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1.3fr;
  gap: 2.5rem;
  padding-bottom: 3rem;
}

/* ---------- Column headings ---------- */
.zz-footer__heading {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  color: var(--on-surface);
  margin: 0 0 1.25rem;
}

/* ---------- Brand column ---------- */
.zz-footer__col--brand {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.zz-footer__logo-link {
  display: inline-block;
}

.zz-footer .zz-footer__logo {
  width: 140px;
  max-width: 140px;
  height: auto;
  display: block;
}

.zz-footer__tagline {
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  line-height: 1.6;
  color: rgba(var(--on-surface-rgb), 0.75);
  margin: 0;
  max-width: 280px;
}

/* ---------- Social icons ---------- */
.zz-footer__social {
  list-style: none;
  display: flex;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
}

.zz-footer__social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  background: transparent;
  border: 0;
  color: var(--on-surface);
  transition: all var(--transition-base);
  text-decoration: none;
}

.zz-footer__social-link:hover,
.zz-footer__social-link:focus-visible {
  background: var(--primary);
  color: var(--on-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-ambient);
}

/* ---------- Menu columns ---------- */
.zz-footer__menu {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.zz-footer__menu a {
  font-family: var(--font-sans);
  color: rgba(var(--on-surface-rgb), 0.85);
  text-decoration: none;
  font-size: 0.9375rem;
  transition: color var(--transition-base);
}

.zz-footer__menu a:hover,
.zz-footer__menu a:focus-visible {
  color: #606200;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- Contact column ---------- */
.zz-footer__contact {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}

.zz-footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  line-height: 1.5;
  color: rgba(var(--on-surface-rgb), 0.85);
}

.zz-footer__contact-item svg {
  flex-shrink: 0;
  margin-top: 2px;
  color: #606200;
}

.zz-footer__contact-item a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-base);
}

.zz-footer__contact-item a:hover,
.zz-footer__contact-item a:focus-visible {
  color: #606200;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- ESPA compliance zone ---------- */
.zz-footer__espa {
  padding: 2rem 0;
  border-top: 1px solid rgba(var(--on-surface-rgb), 0.10);
  display: flex;
  justify-content: center;
  align-items: center;
}

.zz-footer .zz-footer__espa-img {
  max-width: 500px;
  width: 100%;
  height: auto;
  display: block;
}

/* ---------- Bottom bar ---------- */
.zz-footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  padding: 1.5rem 0;
  border-top: 1px solid rgba(var(--on-surface-rgb), 0.10);
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  color: rgba(var(--on-surface-rgb), 0.70);
}

.zz-footer__copyright,
.zz-footer__credits {
  margin: 0;
}

.zz-footer__heart {
  color: var(--primary);
  display: inline-block;
  transform: translateY(1px);
}

.zz-footer__credits a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color var(--transition-base);
}

.zz-footer__credits a:hover,
.zz-footer__credits a:focus-visible {
  color: #606200;
}

@media (max-width: 1024px) {
  .zz-footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
  .zz-footer__inner { padding-top: 3rem; }
}

@media (max-width: 600px) {
  .zz-footer__inner {
    padding: 2.5rem var(--container-gutter-mobile) 0;
  }
  .zz-footer__grid {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding-bottom: 2rem;
  }
  .zz-footer__tagline { max-width: none; }
  .zz-footer__bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
    text-align: left;
  }
  .zz-footer__espa-img { max-width: 100%; }
}