/* ── Site Footer ─────────────────────────────────────────── */

.site-footer {
  background: var(--color-ink);
  color: var(--color-paper);
  padding-top: var(--sp-12);
  padding-bottom: var(--sp-6);
  margin-top: var(--sp-16);
}

.site-footer a {
  color: var(--color-stone);
}
.site-footer a:hover { opacity: 1; color: var(--color-paper); }

/* Brand block */

.footer__brand {
  margin-bottom: var(--sp-8);
}

.footer__logo {
  height: 1.25rem;
  width: auto;
  filter: invert(1) brightness(2);
  margin-bottom: var(--sp-3);
}

.footer__tagline {
  font-size: var(--text-sm);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--color-muted);
  max-width: 28ch;
  line-height: var(--lh-loose);
}

/* Nav columns */

.footer__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-6) var(--sp-4);
  padding-bottom: var(--sp-8);
  border-bottom: 1px solid rgba(255,255,255,0.1);
  margin-bottom: var(--sp-6);
}

.footer__col-title {
  font-size: var(--text-xs);
  font-weight: var(--fw-semi);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--color-paper);
  margin-bottom: var(--sp-2);
}

.footer__link {
  display: block;
  font-size: var(--text-sm);
  letter-spacing: var(--ls-wide);
  color: var(--color-muted);
  padding-block: 0.35rem;
  transition: color var(--t-fast);
}

.footer__link:hover { color: var(--color-paper); opacity: 1; }

/* Newsletter */

.footer__newsletter {
  padding-bottom: var(--sp-8);
  border-bottom: 1px solid rgba(255,255,255,0.1);
  margin-bottom: var(--sp-6);
}

.footer__newsletter-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: var(--fw-light);
  color: var(--color-paper);
  margin-bottom: var(--sp-1);
}

.footer__newsletter-desc {
  font-size: var(--text-sm);
  color: var(--color-muted);
  margin-bottom: var(--sp-3);
}

.footer__newsletter-form {
  display: flex;
  gap: 0;
  max-width: 28rem;
  border-bottom: 1px solid var(--color-stone);
}

.footer__newsletter-input {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--color-paper);
  padding: 0.625rem 0;
  font-size: var(--text-sm);
  letter-spacing: var(--ls-wide);
  outline: none;
}

.footer__newsletter-input::placeholder {
  color: var(--color-muted);
}

.footer__newsletter-btn {
  font-size: var(--text-xs);
  font-weight: var(--fw-semi);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--color-paper);
  padding: 0.625rem 0 0.625rem var(--sp-2);
  white-space: nowrap;
  transition: color var(--t-fast);
}

.footer__newsletter-btn:hover { color: var(--color-stone); }

/* Bottom bar */

.footer__bottom {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  align-items: flex-start;
}

.footer__legal {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.25rem;
}

.footer__legal-link {
  font-size: var(--text-xs);
  color: var(--color-muted);
  letter-spacing: var(--ls-wide);
}

.footer__legal-link:hover { color: var(--color-paper); opacity: 1; }

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

/* Payment icons */
.footer__payments {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  margin-top: var(--sp-2);
}

.footer__payment-icon {
  height: 1.5rem;
  width: auto;
  filter: brightness(0.5);
}

/* Trust strip */
.footer__trust {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-4);
  padding-block: var(--sp-8);
  border-top: 1px solid rgba(255,255,255,0.08);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  margin-bottom: var(--sp-8);
}

.footer__trust-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--sp-1);
}

.footer__trust-icon {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--color-stone);
}

.footer__trust-title {
  font-size: var(--text-xs);
  font-weight: var(--fw-semi);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--color-paper);
}

.footer__trust-desc {
  font-size: var(--text-xs);
  color: var(--color-muted);
  line-height: var(--lh-base);
}

/* Desktop layout */

@media (min-width: 768px) {
  .footer__grid {
    grid-template-columns: repeat(4, 1fr);
  }

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

@media (min-width: 1024px) {
  .site-footer {
    padding-top: var(--sp-16);
  }

  .footer__top {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--sp-12);
    padding-bottom: var(--sp-10);
    border-bottom: 1px solid rgba(255,255,255,0.1);
    margin-bottom: var(--sp-8);
  }

  .footer__brand { margin-bottom: 0; }

  .footer__grid {
    grid-template-columns: repeat(4, 1fr);
    padding-bottom: 0;
    border-bottom: none;
    margin-bottom: 0;
  }
}