/*------------------------------------
.section-faq（FAQセクション全体）
------------------------------------*/
.section-faq {
  padding: 5rem 1.5rem;
  background-color: #f8fafc;
}

@media (min-width: 1024px) {
  .section-faq {
    padding: 7rem 1.5rem;
  }
}

.section-faq__inner {
  max-width: 64rem;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 4rem;
}


/*------------------------------------
.faq-category（カテゴリブロック）
------------------------------------*/
/* section-title を左揃えブロックとして表示 */
.faq-category .section-title {
  display: block;
  margin-bottom: 1.5rem;
}


/*------------------------------------
.faq-list（Q&Aリスト）
------------------------------------*/
.faq-list {
  margin: 0;
  padding: 0;
  border-top: 1px solid #e2e8f0;
}


/*------------------------------------
.faq-item（個別のQ&A）
------------------------------------*/
.faq-item {
  border-bottom: 1px solid #e2e8f0;
}

/* 質問（ボタン） */
.faq-item__question {
  margin: 0;
}

.faq-item__btn {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  padding: 1rem 0;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: inherit;
  transition: background-color 0.2s;
}
@media (min-width: 1024px) {
  .faq-item__btn {
    gap: 1rem;
    padding: 1.5rem;
  }
}

.faq-item__btn:hover {
  background-color: rgba(53, 90, 101, 0.04);
}

.faq-item__q-mark {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 50%;
  background-color: var(--brand-main);
  color: #fff;
  font-size: 0.8125rem;
  font-weight: 900;
  letter-spacing: 0;
}
@media (min-width: 1024px) {
  .faq-item__q-mark {
    width: 2rem;
    height: 2rem;
    font-size: 0.875rem;
  }
}

.faq-item__q-text {
  flex: 1;
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--brand-main);
  line-height: 1.6;
}

@media (min-width: 1024px) {
  .faq-item__q-text {
    font-size: 1rem;
  }
}

/* 開閉アイコン（＋／－） */
.faq-item__icon {
  flex-shrink: 0;
  position: relative;
  width: 1.25rem;
  height: 1.25rem;
  margin-left: auto;
}

.faq-item__icon::before,
.faq-item__icon::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  background-color: var(--brand-accent);
  transform: translate(-50%, -50%);
  transition: transform 0.35s, opacity 0.35s;
}

/* 横棒 */
.faq-item__icon::before {
  width: 1rem;
  height: 2px;
}
@media (min-width: 1024px) {
  .faq-item__icon::before {
    width: 1.25rem;
  }
}

/* 縦棒 */
.faq-item__icon::after {
  width: 2px;
  height: 1rem;
}
@media (min-width: 1024px) {
  .faq-item__icon::after {
    height: 1.25rem;
  }
}

/* 開いているとき：縦棒を回転して横棒と重ねる（＋→－） */
.faq-item.is-open .faq-item__icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
  opacity: 0;
}

/* 回答（アコーディオン本体） */
.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  margin: 0;
  padding-left: 1.25rem;
}
@media (min-width: 1024px) {
  .faq-item__answer {
    padding-left: 3rem;
  }
}

.faq-item__answer-inner {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem 0 1.5rem;
}
@media (min-width: 1024px) {
  .faq-item__answer-inner {
    gap: 1rem;
  }
}

.faq-item__a-mark {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 50%;
  background-color: var(--brand-accent);
  color: #fff;
  font-size: 0.8125rem;
  font-weight: 900;
  letter-spacing: 0;
}
@media (min-width: 1024px) {
  .faq-item__a-mark {
    width: 2rem;
    height: 2rem;
    font-size: 0.875rem;
  }
}

.faq-item__answer p {
  flex: 1;
  font-size: 0.875rem;
  line-height: 1.7;
  color: #475569;
  margin: 0.25rem 0 0;
  text-align: justify;
}

@media (min-width: 1024px) {
  .faq-item__answer p {
    font-size: 1rem;
  }
}