/* ==========================================================================
   Footer, The Neighbourhood Penryn
   ========================================================================== */

.site-footer {
  background-color: var(--color-ink);
  color: var(--text-inverse);
  padding-top: var(--space-section);
  padding-bottom: var(--space-xl);
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-2xl);
  padding-bottom: var(--space-2xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

/* ---- Brand Column ---- */
.footer-brand__logo {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  color: var(--color-warm-white);
  margin-bottom: var(--space-md);
}

.footer-brand__tagline {
  font-size: var(--text-sm);
  color: var(--color-stone);
  line-height: var(--leading-relaxed);
  max-width: 32ch;
  margin-bottom: var(--space-lg);
}

.footer-social {
  display: flex;
  gap: var(--space-md);
}

.footer-social__link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--color-stone);
  text-decoration: none;
  transition: all var(--duration-fast) var(--ease-out);
}

.footer-social__link:hover {
  border-color: var(--color-brass);
  color: var(--color-brass);
}

.footer-social__link svg {
  width: 16px;
  height: 16px;
}

/* ---- Nav Columns ---- */
.footer-nav__title {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-stone);
  margin-bottom: var(--space-lg);
}

.footer-nav__list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-nav__list li {
  margin-bottom: var(--space-sm);
}

.footer-nav__list a {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
}

.footer-nav__list a:hover {
  color: var(--color-warm-white);
}

/* ---- Newsletter Column ---- */
.footer-newsletter__text {
  font-size: var(--text-sm);
  color: var(--color-stone);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-lg);
}

.footer-newsletter__form {
  display: flex;
  gap: 0;
}

.footer-newsletter__input {
  flex: 1;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  padding: 0.875em 1em;
  background-color: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-right: none;
  color: var(--color-warm-white);
  outline: none;
  transition: border-color var(--duration-fast) var(--ease-out);
}

.footer-newsletter__input:focus {
  border-color: var(--color-brass);
}

.footer-newsletter__input::placeholder {
  color: var(--color-stone);
}

.footer-newsletter__btn {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  padding: 0.875em 1.5em;
  background-color: var(--color-brand);
  color: var(--color-warm-white);
  border: 1px solid var(--color-brand);
  cursor: pointer;
  transition: background-color var(--duration-fast) var(--ease-out);
  white-space: nowrap;
}

.footer-newsletter__btn:hover {
  background-color: var(--color-brand-dark);
  border-color: var(--color-brand-dark);
}

/* ---- Bottom Bar ---- */
.site-footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-xl);
  gap: var(--space-lg);
}

.footer-legal {
  font-size: var(--text-xs);
  color: var(--color-stone);
}

.footer-legal a {
  color: var(--color-stone);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
}

.footer-legal a:hover {
  color: var(--color-warm-white);
}

.footer-legal__links {
  display: flex;
  gap: var(--space-md);
}

.footer-credit {
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.25);
}

.footer-credit a {
  color: rgba(255, 255, 255, 0.35);
  text-decoration: none;
}

.footer-credit a:hover {
  color: rgba(255, 255, 255, 0.6);
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .site-footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
  }
}

@media (max-width: 640px) {
  .site-footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .site-footer__bottom {
    flex-direction: column;
    text-align: center;
    gap: var(--space-md);
  }

  .footer-legal__links {
    justify-content: center;
    flex-wrap: wrap;
  }
}