/* ========== FAQ Section ========== */
.faq-section {
  padding: 60px 20px 100px;
  background: #fff;
}

.faq-section__inner {
  max-width: 1100px;
  margin: 0 auto;
}

.faq-group + .faq-group {
  margin-top: 56px;
}

.faq-group__heading {
  font-family: "Noto Serif JP", "Source Han Serif JP", serif;
  font-size: 24px;
  font-weight: 600;
  background: #f0f1f5;
  color: #1f2c4d;
  padding: 10px;
  margin: 0 0 24px;
  text-align: center;
  letter-spacing: 0.05em;
  scroll-margin-top: 80px;
}

/* ========== FAQ List ========== */
.faq-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  border: 1px solid #e0e3eb;
  background: #fff;
}

.faq-item__question {
  width: 100%;
  appearance: none;
  background: none;
  border: 0;
  padding: 20px 56px 20px 20px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  text-align: left;
  font-family: "Noto Sans JP", sans-serif;
  font-size: 15px;
  font-weight: 500;
  color: #1f2c4d;
  line-height: 1.6;
  cursor: pointer;
  position: relative;
  transition: background 0.2s;
}

.faq-item__question:hover {
  background: #f5f6f8;
}

.faq-item__mark {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  font-family: "Roboto", sans-serif;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0;
}

.faq-item__mark--q {
  background: linear-gradient(to bottom right, #9d323f, #c07942);
  color: #fff;
}

.faq-item__mark--a {
  background: #136db6;
  color: #fff;
}

.faq-item__text {
  flex: 1;
  min-width: 0;
  padding-top: 4px;
}

.faq-item__icon {
  position: absolute;
  top: 50%;
  right: 20px;
  width: 14px;
  height: 14px;
  transform: translateY(-50%);
  pointer-events: none;
}

.faq-item__icon::before,
.faq-item__icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: #1f2c4d;
  transition: transform 0.2s;
}

.faq-item__icon::before {
  width: 14px;
  height: 2px;
  transform: translate(-50%, -50%);
}

.faq-item__icon::after {
  width: 2px;
  height: 14px;
  transform: translate(-50%, -50%);
}

.faq-item__question[aria-expanded="true"] .faq-item__icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.faq-item__answer {
  padding: 20px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  border-top: 1px solid #e0e3eb;
  background: #f7f9fc;
}

.faq-item__answer[hidden] {
  display: none;
}

.faq-item__answer-text {
  flex: 1;
  min-width: 0;
  padding-top: 4px;
  font-family: "Noto Sans JP", sans-serif;
  font-size: 14px;
  line-height: 1.9;
  color: #2a2a2a;
}

@media screen and (max-width: 768px) {
  .faq-section {
    padding: 40px 16px 64px;
  }

  .faq-group + .faq-group {
    margin-top: 40px;
  }

  .faq-group__heading {
    font-size: 16px;
    padding: 12px 16px;
  }

  .faq-item__question {
    padding: 16px 44px 16px 14px;
    gap: 12px;
    font-size: 14px;
  }

  .faq-item__answer {
    padding: 16px 14px;
    gap: 12px;
  }

  .faq-item__mark {
    width: 28px;
    height: 28px;
    font-size: 14px;
  }

  .faq-item__icon {
    right: 14px;
  }

  .faq-item__answer-text {
    font-size: 13px;
  }
}