/* Sato Dental: top menu progressive-enhancement accordion */
.page_top .menu_block .sato-menu-accordion-card {
  position: relative;
  overflow: hidden;
  background: #fff;
}

/* Keep the existing hover artwork behind the whole expanded card, matching the approved mockup. */
.page_top .menu_block .sato-menu-accordion-card::before,
.page_top .menu_block .sato-menu-accordion-card::after {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  content: "";
  transition: opacity .35s ease, transform .45s ease;
}

.page_top .menu_block .sato-menu-accordion-card::before {
  background: var(--menu-hover-img) no-repeat center/cover;
  transform: scale(1.04);
}

.page_top .menu_block .sato-menu-accordion-card::after {
  background: rgba(255, 255, 255, .66);
}

@media (hover: hover) and (pointer: fine) {
  .page_top .menu_block .sato-menu-accordion-card:hover::before {
    opacity: 1;
    transform: scale(1);
  }

  .page_top .menu_block .sato-menu-accordion-card:hover::after {
    opacity: 1;
  }
}

/* Match the approved mockup: touch input has no sticky hover artwork. */
@media (hover: none), (pointer: coarse) {
  .page_top .menu_block .sato-menu-accordion-card::before,
  .page_top .menu_block .sato-menu-accordion-card::after,
  .page_top .menu_block .sato-menu-accordion-link::before,
  .page_top .menu_block .sato-menu-accordion-link::after {
    opacity: 0 !important;
    content: none !important;
  }

  .page_top .menu_block .sato-menu-accordion-link > ._title,
  .page_top .menu_block .sato-menu-accordion-link > ._text {
    position: relative;
    z-index: 2;
    display: block;
    visibility: visible;
    opacity: 1;
  }
}

.page_top .menu_block .guide.sato-menu-accordion-card > .sato-menu-accordion-link::before,
.page_top .menu_block .guide.sato-menu-accordion-card > .sato-menu-accordion-link::after,
.page_top .menu_block ._sub_menu .sato-menu-accordion-card > .sato-menu-accordion-link::before,
.page_top .menu_block ._sub_menu .sato-menu-accordion-card > .sato-menu-accordion-link::after {
  content: none;
}

.page_top .menu_block .sato-menu-accordion-card > .sato-menu-accordion-link,
.page_top .menu_block .sato-menu-accordion-card > .sato-menu-accordion-detail {
  position: relative;
  z-index: 1;
  background: transparent;
}

.page_top .menu_block .sato-menu-accordion-card ._note[hidden] {
  display: none !important;
}

.page_top .menu_block .guide.sato-menu-accordion-card > .sato-menu-accordion-link {
  height: 100%;
  padding-bottom: 6.4rem;
}

.page_top .menu_block .guide.sato-menu-accordion-card[data-sato-menu-open="true"] > .sato-menu-accordion-link {
  height: auto;
}

.page_top .menu_block ._sub_menu .sato-menu-accordion-card > .sato-menu-accordion-link {
  padding-right: 6.8rem;
}

.sato-menu-accordion-toggle {
  position: absolute;
  z-index: 4;
  display: inline-flex;
  width: 34px;
  height: 34px;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: 1px solid rgba(79, 73, 62, .3);
  border-radius: 50%;
  background: rgba(255, 255, 255, .9);
  color: #4f493e;
  cursor: pointer;
  transition: background .2s ease, border-color .2s ease;
}

.sato-menu-accordion-toggle:hover,
.sato-menu-accordion-toggle:focus-visible {
  border-color: #978663;
  background: #fff;
}

.sato-menu-accordion-toggle:focus-visible,
.sato-menu-accordion-end-link:focus-visible {
  outline: 2px solid #4f493e;
  outline-offset: 2px;
}

.guide.sato-menu-accordion-card > .sato-menu-accordion-toggle {
  right: 1.4rem;
  bottom: 1.4rem;
}

._sub_menu .sato-menu-accordion-card > .sato-menu-accordion-toggle {
  top: 50%;
  right: 1.8rem;
  transform: translateY(-50%);
}

.sato-menu-accordion-icon {
  position: relative;
  display: block;
  width: 12px;
  height: 12px;
}

.sato-menu-accordion-icon::before,
.sato-menu-accordion-icon::after {
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  height: 1px;
  background: currentColor;
  content: "";
}

.sato-menu-accordion-icon::after {
  transform: rotate(90deg);
  transition: opacity .2s ease;
}

.sato-menu-accordion-card[data-sato-menu-open="true"] .sato-menu-accordion-icon::after {
  opacity: 0;
}

.sato-menu-accordion-card[data-sato-menu-open="true"] > .sato-menu-accordion-toggle {
  top: auto;
  right: auto;
  bottom: 1.4rem;
  left: 1.4rem;
  transform: none;
}

.page_top .menu_block .guide.sato-menu-accordion-card[data-sato-menu-open="true"] > .sato-menu-accordion-link {
  padding-bottom: 4rem;
}

.page_top .menu_block ._sub_menu .sato-menu-accordion-card[data-sato-menu-open="true"] > .sato-menu-accordion-link {
  padding-right: 3rem;
}

.sato-menu-accordion-detail {
  max-height: 0;
  overflow: hidden;
  background: #fff;
  transition: max-height .28s ease;
}

.guide .sato-menu-accordion-detail-inner {
  padding: 0 2rem 1.4rem;
}

._sub_menu .sato-menu-accordion-detail-inner {
  padding: 0 3rem 1.4rem;
}

.sato-menu-accordion-detail-text {
  position: relative;
  z-index: 2;
  margin: 0;
  color: rgba(79, 73, 62, .8);
  font-size: 1.3rem;
  line-height: 1.75em;
  letter-spacing: .02em;
  text-align: left;
}

.sato-menu-accordion-detail-text b {
  color: #c92016;
  font-weight: 600;
}

.sato-menu-accordion-actions {
  display: flex;
  height: 36px;
  align-items: center;
  justify-content: flex-end;
  margin-top: .8rem;
}

.page_top .menu_block .guide .sato-menu-accordion-end-link,
.page_top .menu_block ._sub_menu .sato-menu-accordion-end-link {
  position: static;
  display: block;
  width: 36px;
  height: 36px;
  min-height: 0;
  padding: 0;
  overflow: visible;
  background: url(/assets/images/common/icon_arrow_gray.svg) no-repeat center;
  background-size: 24px 12px;
}

.page_top .menu_block .guide .sato-menu-accordion-end-link::before,
.page_top .menu_block .guide .sato-menu-accordion-end-link::after,
.page_top .menu_block ._sub_menu .sato-menu-accordion-end-link::before,
.page_top .menu_block ._sub_menu .sato-menu-accordion-end-link::after {
  content: none;
}

.sato-menu-accordion-sr-only,
.page_top .menu_block .guide a > .sato-menu-accordion-sr-only,
.page_top .menu_block ._sub_menu a > .sato-menu-accordion-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Keep both expanded-card controls on the same bottom row at every viewport width. */
.page_top .menu_block .sato-menu-accordion-card[data-sato-menu-open="true"] > .sato-menu-accordion-detail {
  position: static;
}

.page_top .menu_block .guide.sato-menu-accordion-card[data-sato-menu-open="true"] .sato-menu-accordion-end-link,
.page_top .menu_block ._sub_menu .sato-menu-accordion-card[data-sato-menu-open="true"] .sato-menu-accordion-end-link {
  position: absolute;
  z-index: 4;
  right: 1.4rem;
  bottom: 1.4rem;
}

@media screen and (max-width: 767px) {
  .page_top .menu_block .guide.sato-menu-accordion-card > .sato-menu-accordion-link {
    padding-bottom: 5.6rem;
  }

  .page_top .menu_block ._sub_menu .sato-menu-accordion-card > .sato-menu-accordion-link {
    padding-right: 2.2rem;
    padding-bottom: 5.4rem;
  }

  .sato-menu-accordion-toggle {
    width: 44px;
    height: 44px;
    border: 0;
    background:
      radial-gradient(circle, rgba(255, 255, 255, .94) 0 18px, transparent 18.5px),
      radial-gradient(circle, rgba(79, 73, 62, .3) 0 19px, transparent 19.5px);
  }

  .sato-menu-accordion-toggle:hover,
  .sato-menu-accordion-toggle:focus-visible {
    background:
      radial-gradient(circle, #fff 0 18px, transparent 18.5px),
      radial-gradient(circle, #978663 0 19px, transparent 19.5px);
  }

  .guide.sato-menu-accordion-card > .sato-menu-accordion-toggle,
  ._sub_menu .sato-menu-accordion-card > .sato-menu-accordion-toggle {
    top: auto;
    right: 1.2rem;
    bottom: 1.2rem;
    transform: none;
  }

  .sato-menu-accordion-card[data-sato-menu-open="true"] > .sato-menu-accordion-toggle {
    right: auto;
    bottom: 1.2rem;
    left: 1.2rem;
  }

  .page_top .menu_block .guide.sato-menu-accordion-card[data-sato-menu-open="true"] > .sato-menu-accordion-link {
    padding-bottom: 3.2rem;
  }

  .page_top .menu_block ._sub_menu .sato-menu-accordion-card[data-sato-menu-open="true"] > .sato-menu-accordion-link {
    padding-right: 2.2rem;
    padding-bottom: 1.8rem;
  }

  .guide .sato-menu-accordion-detail-inner {
    padding: 0 1rem 1.2rem;
  }

  ._sub_menu .sato-menu-accordion-detail-inner {
    padding: 0 2.2rem 1.2rem;
  }

  .sato-menu-accordion-detail-text {
    font-size: 1.2rem;
    line-height: 1.7em;
  }

  .sato-menu-accordion-actions {
    height: 44px;
    margin-top: .6rem;
  }

  .page_top .menu_block .guide .sato-menu-accordion-end-link,
  .page_top .menu_block ._sub_menu .sato-menu-accordion-end-link {
    width: 44px;
    height: 44px;
    min-height: 44px;
    padding: 0;
    background-size: clamp(18px, 5.2vw, 22px) auto;
  }

  .page_top .menu_block .guide.sato-menu-accordion-card[data-sato-menu-open="true"] .sato-menu-accordion-end-link,
  .page_top .menu_block ._sub_menu .sato-menu-accordion-card[data-sato-menu-open="true"] .sato-menu-accordion-end-link {
    position: absolute;
    z-index: 4;
    right: 1.2rem;
    bottom: 1.2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .sato-menu-accordion-detail,
  .sato-menu-accordion-icon::after {
    transition: none;
  }
}