/* ==========================================================================
   Footer block
   ========================================================================== */

.footer {
  margin-top: var(--space-section-gap);
  background: var(--color-bg-dark);
  border-top: 1px solid var(--color-border-subtle);
  padding-block: clamp(2.5rem, 4vw, 3.5rem);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.footer__heading {
  font-size: var(--font-size-small);
  color: var(--color-white);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.9rem;
}

.footer__links-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
}

.footer__link {
  color: var(--color-text-body);
  font-size: var(--font-size-small);
}

.footer__link:hover {
  color: var(--color-accent-light);
}

.footer__email-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.5rem;
}

.footer__email {
  color: var(--color-text-body);
  font-size: var(--font-size-small);
}

.footer__email:hover {
  color: var(--color-accent-light);
}

.footer__payments-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer__payment-logo {
  height: 2rem;
  width: auto;
}

.footer__notice {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border-subtle);
}

.footer__disclaimer {
  margin: 0;
  font-size: var(--font-size-small);
  color: var(--color-text-body);
}

.footer__bottom {
  padding-top: 0.5rem;
}

.footer__copyright {
  margin: 0;
  font-size: var(--font-size-small);
  color: var(--color-text-body);
}

/* ---- Scroll-to-top button ---- */
.scroll-top-btn {
  position: fixed;
  right: clamp(1rem, 2vw, 2rem);
  bottom: clamp(1rem, 2vw, 2rem);
  z-index: var(--z-scroll-top);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background: var(--gradient-accent);
  color: var(--color-text-on-light-btn);
  box-shadow: var(--shadow-card);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity var(--transition-base), transform var(--transition-base), visibility var(--transition-base);
}

.scroll-top-btn--visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-top-btn:hover {
  transform: translateY(-3px);
}

@media (min-width: 40em) {
  .footer__inner {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 64em) {
  .footer__inner {
    grid-template-columns: 1.4fr 1fr 1fr;
  }

  .footer__notice,
  .footer__bottom {
    grid-column: 1 / -1;
  }
}