/* ===== FAQ ===== */
.c-faq {
  padding: 80px 0;
  overflow-x: hidden;
}

.c-faq__card {
  position: relative;
  width: 100%;
  max-width: 980px;
  margin: 0 auto;
  border-radius: 0;
  padding: 80px 0;
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.c-faq__card::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: calc(-1 * var(--edge-gap) + 80px);
  right: calc(-1 * var(--edge-gap) - 70px);
  background: var(--color-bg-light);
  border-radius: 100px 0 0 100px;
  z-index: -1;
}

/* ===== 余白 (1320px) ===== */
@media (max-width: 1320px) {
  .c-faq__card::before {
    left: calc(-1 * var(--edge-gap) - 30px);
  }
}

.c-faq .c-section-heading {
  gap: 8px;
}

.c-faq__list {
  width: 100%;
}

.c-faq__footer {
  display: flex;
  justify-content: center;
}

/* ===== FAQ Accordion ===== */

.c-faq-item {
}

.c-faq-item__question {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 24px 0;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  color: var(--color-text);
  cursor: pointer;
  user-select: none;
}

.c-faq-item__label {
  flex: 0 0 auto;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-dark);
  line-height: var(--line-height-none);
  width: auto;
}

.c-faq-item__question-text {
  flex: 1 1 auto;
}

.c-faq-item__toggle {
  flex: 0 0 auto;
  width: 32px;
  height: 32px;
  margin-left: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.25s ease;
}

.c-faq-item__toggle-icon {
  position: relative;
  display: block;
  width: 16px;
  height: 16px;
}

.c-faq-item__toggle-icon::before,
.c-faq-item__toggle-icon::after {
  content: "";
  position: absolute;
  background: var(--color-text);
  border-radius: var(--radius-full);
  transition: transform 0.25s ease, opacity 0.25s ease;
}

/* Vertical bar (becomes hidden when open) */
.c-faq-item__toggle-icon::before {
  top: 0;
  left: 50%;
  width: 4px;
  height: 100%;
  transform: translateX(-50%);
}

/* Horizontal bar */
.c-faq-item__toggle-icon::after {
  top: 50%;
  left: 0;
  width: 100%;
  height: 4px;
  transform: translateY(-50%);
}

.c-faq-item.is-open .c-faq-item__toggle-icon::before {
  opacity: 0;
  transform: translateX(-50%) rotate(90deg);
}

/* ===== Answer ===== */
.c-faq-item__answer {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.3s ease;
}

.c-faq-item.is-open .c-faq-item__answer {
  max-height: 500px;
}

.c-faq-item__answer-inner {
  padding: 0 0 24px 40px;
  font-size: var(--font-size-base);
  color: var(--color-text);
  line-height: var(--line-height-relaxed);
}

.c-faq-item__answer-inner p {
  margin: 0;
}

/* ===== 余白 (1024px) ===== */
@media (max-width: 1024px) {
  /* FAQ */
  .c-faq {
    padding: 32px 0;
  }

  .c-faq__card {
    padding: 32px 16px;
    border-radius: var(--radius-xl);
    gap: 24px;
  }

  /* PC専用のフルブリード計算式は狭い画面で破綻するため、画面端基準に置き換え。
     左右をビューポート端まで均等にブリードさせ、左右バランスを揃える */
  .c-faq__card::before {
    left: calc(-1 * var(--container-padding));
    right: calc(-1 * var(--container-padding));
    border-radius: 0;
  }

  .c-faq-item__question {
    padding: 20px 0;
    gap: 12px;
  }

  .c-faq-item__answer-inner {
    padding-left: 36px;
  }
}

/* ===== モバイル (767px) ===== */
@media (max-width: 767px) {
  .c-faq .c-section-heading.c-section-heading--center {
    margin-bottom: 0;
  }
}