/* フッター */
.site-footer {
  padding: 42px 0 20px;
  color: var(--on-color);
  background: var(--primary-dark);
}

.site-footer__inner {
  width: calc(100% - var(--page-padding) - var(--page-padding));
  max-width: var(--content-max-width);
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1fr;
  align-items: start;
  gap: 34px;
}

.site-footer__brand {
  width: fit-content;
  max-width: 100%;
  display: block;
}

.site-footer__company {
  display: grid;
  gap: 20px;
}

.site-footer__logo {
  width: 230px;
  height: auto;
}

.site-footer__company-details {
  margin: 0;
  display: grid;
  gap: 7px;
  color: color-mix(in srgb, var(--on-color) 76%, transparent);
  font-size: var(--font-size-sm);
  line-height: 1.7;
}

.site-footer__company-detail {
  display: grid;
  grid-template-columns: max-content minmax(0, 1fr);
  column-gap: 0.5rem;
}

.site-footer__company-detail-term,
.site-footer__company-detail-value,
.site-footer__address,
.site-footer__copyright {
  margin: 0;
}

.site-footer__company-detail-term {
  letter-spacing: 0.04em;
}

.site-footer__company-detail-value {
  min-width: 0;
}

.site-footer__address {
  max-width: 25rem;
  font-style: normal;
}

.site-footer__map-link {
  display: inline-block;
  color: inherit;
  font: inherit;
  text-decoration: none;
  transition: color var(--motion-base);
}

.site-footer__address + .site-footer__map-link {
  margin-top: 0.25rem;
}

.site-footer .text-link__label {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.site-footer__map-link::before {
  content: "";
  width: 0.75rem;
  height: 0.75rem;
  display: inline-block;
  margin-right: 0.35em;
  vertical-align: -0.05em;
  background-color: currentColor;
  -webkit-mask: url("../images/icons/map-pin.svg") center / contain no-repeat;
  mask: url("../images/icons/map-pin.svg") center / contain no-repeat;
}

.site-footer__inner .site-footer__map-link:hover,
.site-footer__inner .site-footer__map-link:focus-visible,
.site-footer__inner a:hover {
  color: var(--on-color);
}

.site-footer__content {
  display: grid;
  gap: 28px;
}

.site-footer__group-title {
  display: flex;
  align-items: center;
  gap: 0;
  margin: 0 0 15px;
  color: var(--on-color);
  font-size: var(--font-size-sm);
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0.08em;
}

.site-footer__group-title::before {
  content: "";
  width: 2px;
  height: 1em;
  flex: 0 0 auto;
  margin-right: 8px;
  background: var(--accent);
}

.site-footer__group-title::after {
  content: "";
  height: 1px;
  display: block;
  flex: 1 1 auto;
  margin-left: 12px;
  background: color-mix(in srgb, var(--on-color) 18%, transparent);
}

.site-footer__nav-list,
.site-footer__social-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-footer__nav-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: 20px;
}

.site-footer__nav-link {
  width: 100%;
  min-height: 44px;
  display: flex;
  align-items: center;
  padding: 8px;
  color: color-mix(in srgb, var(--on-color) 82%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--on-color) 14%, transparent);
  border-left: 3px solid transparent;
  font-size: var(--font-size-sm);
  line-height: 1.5;
}

.site-footer__nav-link[href] {
  transition:
    color var(--motion-base),
    background-color var(--motion-base),
    border-color var(--motion-base),
    padding-left var(--motion-base);
}

.site-footer__nav-link[href]::before {
  content: "";
  width: 0.375rem;
  height: 0.375rem;
  order: 1;
  flex: 0 0 auto;
  margin-left: auto;
  border-top: 1px solid currentColor;
  border-right: 1px solid currentColor;
  opacity: 0.62;
  transform: rotate(45deg);
  transition:
    opacity var(--motion-base),
    transform var(--motion-base);
}

.site-footer__nav-link[href]:hover::before,
.site-footer__nav-link[href]:focus-visible::before {
  opacity: 1;
  transform: translateX(2px) rotate(45deg);
}

.site-footer__nav-link[href]:hover,
.site-footer__nav-link[href]:focus-visible,
.site-footer__nav-link[aria-current="page"] {
  padding-left: 14px;
  color: var(--on-color);
  background: color-mix(in srgb, var(--on-color) 6%, transparent);
  border-left-color: var(--accent);
}

.site-footer__nav-link[aria-current="page"] {
  font-weight: 700;
}

.site-footer__social-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.site-footer__social-item {
  width: 100%;
  min-height: 44px;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 8px 12px;
  color: color-mix(in srgb, var(--on-color) 72%, transparent);
  border: 1px solid color-mix(in srgb, var(--on-color) 18%, transparent);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  line-height: 1.5;
}

.site-footer__social-item[href] {
  transition:
    color var(--motion-base),
    background-color var(--motion-base),
    border-color var(--motion-base);
}

.site-footer__social-item[href]:hover,
.site-footer__social-item[href]:focus-visible {
  color: var(--on-color);
  background-color: color-mix(in srgb, var(--on-color) 6%, transparent);
  border-color: var(--accent);
}

.site-footer__social-icon {
  width: 24px;
  height: 24px;
  flex: 0 0 auto;
  object-fit: contain;
}

.site-footer__legal {
  width: calc(100% - var(--page-padding) - var(--page-padding));
  max-width: var(--content-max-width);
  margin: 24px auto 0;
  padding-top: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border-top: 1px solid color-mix(in srgb, var(--on-color) 14%, transparent);
  color: color-mix(in srgb, var(--on-color) 55%, transparent);
  font-size: var(--font-size-xs);
  line-height: 1.6;
  text-align: center;
}

.site-footer__copyright {
  letter-spacing: 0.09em;
}

/* フッターのレスポンシブ調整 */
@media (min-width: 768px) {
  .site-footer__inner {
    grid-template-columns: minmax(280px, 0.9fr) minmax(0, 1.1fr);
    gap: 48px;
  }

  .site-footer__legal {
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 24px;
  }
}

@media (min-width: 1024px) {
  .site-footer__inner {
    gap: 72px;
  }
}