/* ==========================================================
   15-faq.css — よくある質問セクション
   SP: 97-385 / PC: 91-408（モバイルファースト）
   ========================================================== */

.faq {
  background-color: var(--color-white);
  padding: 64px 22px;
}

.faq__inner {
  max-width: 880px;
  margin: 0 auto;
}

/* --- 見出し --- */
.faq__header {
  text-align: center;
  margin-bottom: 24px;
}

.faq__label {
  display: block;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 14px;
  line-height: 1.45;
  letter-spacing: 3.5px;
  color: var(--color-gold);
  margin-bottom: 10px;
}

.faq__title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 26px;
  line-height: 1.45;
  letter-spacing: 1.4px;
  color: var(--color-text);
}

/* --- アコーディオン --- */
.faq__list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.faq__item {
  background-color: var(--color-white);
  border: 1px solid rgba(201, 162, 75, 0.45);
  border-radius: 8px;
  overflow: hidden;
}

.faq__question {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 17px 16px;
  text-align: left;
}

.faq__question-mark {
  flex-shrink: 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 18px;
  line-height: 1;
  color: var(--color-gold);
}

.faq__question-text {
  flex: 1;
  font-weight: 700;
  font-size: 13.5px;
  line-height: 1.56;
  color: var(--color-text);
  /* 行末1〜2文字だけの折り返しを防ぐ(対応ブラウザのみ) */
  /* text-wrap: pretty; */
}

.faq__question-icon {
  flex-shrink: 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 18px;
  line-height: 1;
  color: var(--color-gold);
  transition: transform 0.3s ease;
}

/* --- 回答（初期状態は閉じる / .is-open で開く） --- */
.faq__answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.3s ease;
}

.faq__answer-inner {
  overflow: hidden;
  padding: 0 16px 0 45px;
  font-size: 13.5px;
  line-height: 1.7;
  color: #555555;
  transition: padding 0.3s ease;
}

.faq__item.is-open .faq__answer {
  grid-template-rows: 1fr;
}

.faq__item.is-open .faq__answer-inner {
  padding-bottom: 17px;
}

.faq__item.is-open .faq__question-icon {
  transform: rotate(45deg);
}

/* --- PC --- */
@media (min-width: 768px) {
  .faq {
    padding: 120px 40px;
  }

  .faq__header {
    margin-bottom: 50px;
  }

  .faq__label {
    font-size: 15px;
    letter-spacing: 6px;
    color: #e0a92e;
    margin-bottom: 16px;
  }

  .faq__title {
    font-size: 42px;
    letter-spacing: 2px;
    color: #0a1128;
  }

  .faq__list {
    gap: 12px;
  }

  .faq__question {
    gap: 18px;
    padding: 22px 26px;
  }

  .faq__question-mark {
    font-weight: 600;
    font-size: 22px;
  }

  .faq__question-text {
    font-size: 15.5px;
    line-height: 1.45;
    color: #0a1128;
  }

  .faq__question-icon {
    font-family: var(--font-base);
    font-weight: 300;
    font-size: 24px;
  }

  .faq__answer-inner {
    padding: 0 26px 0 62px;
    font-size: 14.5px;
  }

  .faq__item.is-open .faq__answer-inner {
    padding-bottom: 22px;
  }
}