/* 下層ページ共通：スマホ用の開閉式ページ内メニュー */
.page-menu-button {
  display: none;
  min-height: 42px;
  margin-left: auto;
  padding: 8px 13px;
  color: #082e50;
  border: 1px solid #b9c8cd;
  border-radius: 6px;
  background: #fff;
  font: inherit;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .08em;
  line-height: 1;
  cursor: pointer;
}

.page-menu-button::after {
  display: inline-block;
  width: 7px;
  height: 7px;
  margin: -3px 0 0 9px;
  content: "";
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  transition: transform .2s ease;
  vertical-align: middle;
}

.page-menu-button[aria-expanded="true"]::after {
  margin-top: 3px;
  transform: rotate(225deg);
}

.page-menu__mobile-only {
  display: none !important;
}

@media (max-width: 980px) {
  html {
    scroll-padding-top: 72px !important;
  }

  .page-menu-host {
    position: sticky;
    top: 0;
    z-index: 40;
  }

  .page-menu-button {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: center;
    justify-content: center;
  }

  .page-menu-desktop-link {
    display: none !important;
  }

  .page-menu-host .js-page-menu {
    position: absolute !important;
    top: 100% !important;
    right: 0 !important;
    left: 0 !important;
    z-index: 50 !important;
    display: none !important;
    width: 100% !important;
    max-width: none !important;
    max-height: calc(100svh - 64px);
    margin: 0 !important;
    padding: 10px 20px 18px !important;
    align-items: stretch !important;
    flex-direction: column !important;
    gap: 0 !important;
    overflow-x: hidden !important;
    overflow-y: auto !important;
    color: #151a18 !important;
    border-top: 1px solid #d8e1e3;
    border-bottom: 1px solid #d8e1e3;
    background: rgba(255, 255, 255, .99) !important;
    box-shadow: 0 14px 26px rgba(8, 46, 80, .12);
    white-space: normal !important;
  }

  .page-menu-host .js-page-menu.is-open {
    display: flex !important;
  }

  .page-menu-host .js-page-menu a {
    display: block !important;
    width: 100% !important;
    min-height: 0 !important;
    padding: 12px 2px !important;
    color: #151a18 !important;
    border: 0 !important;
    border-bottom: 1px solid #e5ebed !important;
    font-size: 14px !important;
    font-weight: 700 !important;
    line-height: 1.5 !important;
    text-align: left !important;
    text-decoration: none !important;
    white-space: normal !important;
  }

  .page-menu-host .js-page-menu a:last-child {
    border-bottom: 0 !important;
  }

  .page-menu-host .js-page-menu .page-menu__mobile-only {
    display: block !important;
  }

  .page-menu-host .js-page-menu a:hover,
  .page-menu-host .js-page-menu a:focus-visible {
    color: #0b4f82 !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-menu-button::after {
    transition: none;
  }
}