/* ==========================================================================
   FAQアコーディオン（共通コンポーネント）
   - 単一メニューページ (single-menu.php) と FAQページ (page-faq.php) で共用

   clamp() 補間基準: 375px → 1920px (range 1545px)
   ========================================================================== */

.menu-faq {
  padding-block: clamp(40px, calc(40px + 20 * (100vw - 375px) / 1545), 60px);
}

.menu-faq__inner {
  display: flex;
  flex-direction: column;
  gap: clamp(20px, calc(20px + 10 * (100vw - 375px) / 1545), 30px);
}

.menu-faq__header {
  padding-inline: 4px;
}

.menu-faq__title {
  font-family: "Noto Sans JP", sans-serif;
  font-size: clamp(15px, calc(15px + 2 * (100vw - 375px) / 1545), 17px);
  font-weight: 700;
  line-height: 1.4;
  color: #191a19;
  margin: 0;
}

.menu-faq__list {
  display: flex;
  flex-direction: column;
}

.menu-faq__item {
  border-block-start: 1px solid var(--color-link);
}

.menu-faq__item:last-child {
  border-block-end: 1px solid var(--color-link);
}

.menu-faq__question {
  display: flex;
  align-items: center;
  gap: 6px;
  inline-size: 100%;
  padding: clamp(14px, calc(14px + 2 * (100vw - 375px) / 1545), 16px);
  background: none;
  border: none;
  cursor: pointer;
  text-align: start;
}

.menu-faq__icon {
  font-family: "Inter", sans-serif;
  font-size: clamp(18px, calc(18px + 2 * (100vw - 375px) / 1545), 20px);
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: 0.8px;
  color: var(--color-link);
  flex-shrink: 0;
}

.menu-faq__question-text {
  flex: 1;
  font-family: "Noto Sans JP", sans-serif;
  font-size: clamp(16px, calc(16px + 2 * (100vw - 375px) / 1545), 18px);
  font-weight: 400;
  line-height: 1.4;
  letter-spacing: 0.72px;
  color: var(--color-link);
}

.menu-faq__toggle {
  position: relative;
  inline-size: 12px;
  block-size: 12px;
  flex-shrink: 0;
  margin-inline-end: clamp(8px, calc(8px + 4 * (100vw - 375px) / 1545), 12px);
}

.menu-faq__toggle::before,
.menu-faq__toggle::after {
  content: "";
  position: absolute;
  inset-block-start: 50%;
  inset-inline-start: 50%;
  background-color: var(--color-link);
  transform: translate(-50%, -50%);
  transition: transform 0.3s;
}

.menu-faq__toggle::before {
  inline-size: 12px;
  block-size: 1px;
}

.menu-faq__toggle::after {
  inline-size: 1px;
  block-size: 12px;
}

.menu-faq__item.is-open .menu-faq__toggle::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.menu-faq__answer {
  display: flex;
  gap: 6px;
  max-block-size: 0;
  overflow: hidden;
  padding-inline: clamp(14px, calc(14px + 2 * (100vw - 375px) / 1545), 16px);
  transition: max-height 0.3s ease-out, padding 0.3s ease-out;
}

.menu-faq__item.is-open .menu-faq__answer {
  max-block-size: 300px;
  padding-block-end: clamp(14px, calc(14px + 2 * (100vw - 375px) / 1545), 16px);
}

.menu-faq__answer-text {
  flex: 1;
}

.menu-faq__answer-text p {
  font-family: "Noto Sans JP", sans-serif;
  font-size: clamp(14px, calc(14px + 1 * (100vw - 375px) / 1545), 15px);
  font-weight: 400;
  line-height: 1.9;
  letter-spacing: 0.6px;
  color: var(--color-link);
  margin: 0;
}

.menu-faq__link {
  display: flex;
  justify-content: flex-end;
  padding-block: 12px;
}

/* スマホ対応 */
@media screen and (max-width: 767px) {
  .menu-faq {
    padding-inline: 24px;
  }
}