/* ============================================================
   Footer
   ============================================================ */
.site-footer {
  background-color: var(--color-navy-dark);
  color: rgba(255,255,255,.8);
}

.footer-top {
  padding-block: var(--space-12);
  border-bottom: 1px solid rgba(255,255,255,.1);
}

.footer-top__inner {
  display: grid;
  gap: var(--space-10);
}

@media (min-width: 768px) {
  .footer-top__inner {
    grid-template-columns: 280px 1fr;
    gap: var(--space-16);
  }
}

.footer-brand {}

.footer-brand__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  margin-bottom: var(--space-5);
}

.footer-brand__logo-img {
  height: 40px;
  width: auto;
  max-width: 200px;
  filter: brightness(0) invert(1);
}

.footer-brand__logo-text {
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  color: var(--color-white);
  line-height: 1.3;
}

.footer-brand__desc {
  font-size: var(--text-sm);
  line-height: var(--leading-loose);
  color: rgba(255,255,255,.6);
  margin-bottom: var(--space-5);
}

.footer-brand__contact {}

.footer-brand__tel {
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  color: var(--color-white);
  text-decoration: none;
  display: block;
  margin-bottom: var(--space-2);
}

.footer-brand__tel:hover {
  color: var(--color-yellow);
}

.footer-brand__hours {
  font-size: var(--text-xs);
  color: rgba(255,255,255,.5);
}

.footer-nav {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
}

@media (min-width: 640px) {
  .footer-nav { grid-template-columns: repeat(4, 1fr); }
}

.footer-nav__group {}

.footer-nav__title {
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  letter-spacing: 0.08em;
  color: var(--color-white);
  margin-bottom: var(--space-4);
  text-transform: uppercase;
  font-family: var(--font-en);
}

.footer-nav__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-nav__link {
  font-size: var(--text-sm);
  color: rgba(255,255,255,.6);
  text-decoration: none;
  transition: color var(--transition-base);
}

.footer-nav__link:hover {
  color: var(--color-yellow);
}

.footer-bottom {
  padding-block: var(--space-5);
}

.footer-bottom__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  align-items: center;
  text-align: center;
}

@media (min-width: 640px) {
  .footer-bottom__inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.footer-copyright {
  font-size: var(--text-xs);
  color: rgba(255,255,255,.4);
}

.footer-links {
  display: flex;
  gap: var(--space-5);
}

.footer-links__link {
  font-size: var(--text-xs);
  color: rgba(255,255,255,.4);
  text-decoration: none;
  transition: color var(--transition-base);
}

.footer-links__link:hover {
  color: rgba(255,255,255,.7);
}

.footer-eiken-disclaimer {
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid rgba(255,255,255,.1);
  font-size: 11px;
  line-height: var(--leading-loose);
  color: rgba(255,255,255,.35);
  text-align: center;
}

/* Page top button */
.page-top {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background-color: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--radius-full);
  color: var(--color-white);
  text-decoration: none;
  transition: all var(--transition-base);
  font-size: 1.2rem;
}

.page-top:hover {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}