.page_problem {
  background-color: #22a938;
  padding: 5rem 0 4rem;
  position: relative;
}

@media screen and (max-width: 480px) {
  .page_problem {
    padding: 4rem 0;
  }
}

.page_problem::after {
  content: "";
  position: absolute;
  height: 7.5rem;
  width: 100%;
  clip-path: polygon(0 0, 50% 100%, 100% 0);
  background-color: #22a938; /* デモは青色の部分 */
  left: 0;
  bottom: -7.4rem;
}

@media screen and (max-width: 480px) {
  .page_problem::after {
    height: 4rem;
    bottom: -3.9rem;
  }
}

.page_problem .section__title {
  margin-bottom: 3rem;
}

.page_problem__list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2.5rem;
}

@media screen and (max-width: 480px) {
  .page_problem__list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }
}

.page_problem__list_image {
  border: solid 1px #298dde;
  width: 100%;
  height: 12rem;
}

.page_problem__list_image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page_problem__text_wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #fff;
  border: solid 1px #22a938;
  min-height: 13.8rem;
}

@media screen and (max-width: 480px) {
  .page_problem__text_wrap {
    min-height: 16.1rem;
  }
}

.page_problem__list_text {
  font-family: "Noto Serif JP", serif;
  font-size: 1.8rem;
  font-weight: 600;
  letter-spacing: 0.04rem;
  line-height: 2.4rem;
  text-align: center;
  border-top: unset;
  padding: 2rem 1rem;
  border-top: unset;
}

@media screen and (max-width: 480px) {
  .page_problem__list_text {
    font-size: 1.6rem;
    letter-spacing: 0.02rem;
  }

  .page_problem__list_text.min-h {
    min-height: 11.3rem;
  }
}

.page_problem__list_text span {
  color: #21a937;
}

.page_problem_lists {
  padding: 6rem 0 8rem;
}

@media screen and (max-width: 480px) {
  .page_problem_lists {
    padding: 4rem 0;
  }
}

.page_problem_lists__list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin: 3rem 0 0;
}

@media screen and (max-width: 480px) {
  .page_problem_lists__list {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin: 2rem 0 0;
  }
}

.page_problem_lists__list_label {
  background-color: #145b3e;
  color: #fff;
  font-family: "Noto Serif JP", serif;
  font-size: 1.6rem;
  font-weight: 500;
  letter-spacing: 0.04rem;
  text-align: center;
  padding: 2rem 1rem;
}

.page_problem_lists__list_label.small {
  font-size: 1.4rem;
}

@media screen and (max-width: 480px) {
  .page_problem_lists__list_label {
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    min-height: 7.2rem;
    line-height: 2.3rem;
  }
}

.page_problem_lists__list_text {
  font-size: 1.4rem;
  letter-spacing: 0.06rem;
  line-height: 3rem;
  margin-top: 2rem;
}

@media screen and (max-width: 480px) {
  .page_problem_lists__list_text {
    font-size: 1.3rem;
    line-height: 2.3rem;
    margin-top: 1rem;
  }
}

.page_reason .top_reason_affiliation {
  border: solid 1px #cccccc;
  padding: 6rem;
  justify-content: center;
}

@media screen and (max-width: 480px) {
  .page_reason .top_reason_affiliation {
    padding: 4rem 2rem;
  }
}

.page_reason .top_reason_affiliation__image {
  max-width: 20rem;
  width: 40%;
}

@media screen and (max-width: 480px) {
  .page_reason .top_reason_affiliation__image {
    width: 100%;
  }
}

.page_reason .top_reason_affiliation__content {
  width: 60%;
}

@media screen and (max-width: 480px) {
  .page_reason .top_reason_affiliation__content {
    width: 100%;
  }
}

.page_reason .top_reason_affiliation__lead {
  padding: 0;
  border: unset;
}

.page_reason .top_reason_affiliation__lead label {
  font-family: "Cormorant Garamond", serif;
  font-size: 1.6rem;
  letter-spacing: 0.2rem;
  color: #22a938;
  display: block;
}

.page_reason .top_reason_affiliation__lead::before {
  display: none;
}

.page_reason .top_reason_affiliation__text {
  margin-bottom: 3rem;
}

@media screen and (max-width: 480px) {
  .page_reason .top_reason_affiliation__text {
    margin-bottom: 2rem;
  }
}

.page_reason .top_reason_affiliation__logo {
  max-width: 18rem;
}