/*==================================================
section reason
===================================*/
.top_reason {
  background: url(../img/top_reason_bg.jpg) no-repeat;
  background-size: cover;
  background-position: center;
  position: relative;
  padding: 14rem 0;
  border-top-left-radius: 50%;
  border-top-right-radius: 50%;
  margin-left: -1000px;
  margin-right: -1000px;
  padding-left: 1000px;
  padding-right: 1000px;
  margin-top: -8rem;
}

@media screen and (max-width: 480px) {
  .top_reason {
    margin-top: -4rem;
    padding: 10rem 0 6rem;
  }
}

.top_reason::before {
  content: "";
  display: block;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.67);
  position: absolute;
  top: 0;
  left: 0;
  border-top-left-radius: 50%;
  border-top-right-radius: 50%;
}

.top_reason .inner {
  position: relative;
  z-index: 2;
  counter-reset: image_num;
}

.top_reason__title {
  text-align: center;
  margin-bottom: 6rem;
  position: relative;
}

.top_reason__title::before {
  content: "reason";
  text-transform: uppercase;
  font-family: "Cormorant Garamond", serif;
  font-size: 16rem;
  letter-spacing: 2rem;
  color: rgba(201, 196, 184, 0.13);
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

@media screen and (max-width: 480px) {
  .top_reason__title::before {
    font-size: 7.4rem;
    letter-spacing: 0.8rem;
  }
}

.top_reason__title .section__en,
.top_reason__title .section__jp {
  color: #bcbcbc;
}

.top_reason__title .section__en {
  font-size: 1.6rem;
}

@media screen and (max-width: 480px) {
  .top_reason__title .section__en {
    font-size: 1.4rem;
  }
}

.top_reason__title .section__jp {
  font-size: 4.4rem;
}

@media screen and (max-width: 480px) {
  .top_reason__title .section__jp {
    font-size: 3.2rem;
  }
}

.top_reason_list {
  counter-reset: num;
}

@media screen and (max-width: 480px) {
  .top_reason_list {
    max-width: 350px;
    margin: 0 auto;
  }
}

.top_reason_list__item {
  display: flex;
  align-items: center;
  gap: 7rem;
  margin-bottom: 2rem;
}

@media screen and (max-width: 480px) {
  .top_reason_list__item {
    flex-direction: column;
    gap: 2rem;
    margin-bottom: 3rem;
  }
}

.top_reason_list__item:nth-of-type(2n) {
  flex-direction: row-reverse;
}

@media screen and (max-width: 480px) {
  .top_reason_list__item:nth-of-type(2n) {
    flex-direction: column;
  }
}

.top_reason_list__image {
  position: relative;
  width: calc(50% - 7rem);
}

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

.top_reason_list__image::before {
  counter-increment: image_num;
  content: "0" counter(image_num);
  color: #bcbcbc;
  font-family: "Cormorant Garamond", serif;
  font-size: 16rem;
  letter-spacing: 0.2rem;
  position: absolute;
  transform: translateY(-50%);
  top: -0.1em;
  left: -0.5em;
}

@media screen and (max-width: 480px) {
  .top_reason_list__image::before {
    font-size: 8rem;
    left: 0;
  }
}

.top_reason_list__item:nth-of-type(2n) .top_reason_list__image::before {
  left: unset;
  right: -0.4em;
}

@media screen and (max-width: 480px) {
  .top_reason_list__item:nth-of-type(2n) .top_reason_list__image::before {
    right: 0;
  }
}

.top_reason_list__content {
  color: #fff;
  padding-top: 3.5rem;
  width: 50%;
}

@media screen and (max-width: 480px) {
  .top_reason_list__content {
    width: 100%;
    padding-top: 2rem;
  }
}

.top_reason_list__lead {
  position: relative;
  font-family: "Noto Serif JP", serif;
  font-size: 2.4rem;
  font-weight: 400;
  letter-spacing: 0.06rem;
  padding: 2rem 0;
  margin-bottom: 2rem;
  border-bottom: solid 1px #fff;
}

@media screen and (max-width: 480px) {
  .top_reason_list__lead {
    font-size: 1.8rem;
    padding: 0 0 2rem;
  }
}

.top_reason_list__lead::after {
  counter-increment: num;
  content: "Reason 0" counter(num);
  color: #ffffff;
  font-family: "Cormorant Garamond", serif;
  font-size: 1.6rem;
  letter-spacing: 0.2rem;
  position: absolute;
  top: -1.5em;
  left: 0;
}

@media screen and (max-width: 480px) {
  .top_reason_list__lead::after {
    font-size: 1.4rem;
  }
}

.top_reason_list__text {
  font-size: 1.4rem;
  letter-spacing: 0.06rem;
  line-height: 3rem;
}

/*--------------------------------------
 affiliation 
 --------------------------------------*/

.top_reason_affiliation {
  display: flex;
  align-items: center;
  background-color: #fff;
  padding: 4rem 5rem;
  margin-top: 8rem;
  gap: 6rem;
}

@media screen and (max-width: 480px) {
  .top_reason_affiliation {
    flex-direction: column;
    max-width: 345px;
    margin: 0 auto;
    gap: 2rem;
    padding: 4rem 5%;
  }
}

.top_reason_affiliation__image {
  width: calc(50% - 6rem);
}

@media screen and (max-width: 480px) {
  .top_reason_affiliation__image {
    width: 80%;
  }
}

.top_reason_affiliation__lead {
  position: relative;
  font-family: "Noto Serif JP", serif;
  font-size: 2.6rem;
  letter-spacing: 0.16rem;
  padding: 2rem 0;
  padding-left: 1.3rem;
  margin-bottom: 2rem;
  border-bottom: solid 1px #c4c4c4;
}

@media screen and (max-width: 480px) {
  .top_reason_affiliation__lead {
    font-size: 1.8rem;
    padding: 1.5rem 0;
    padding-left: 1.3rem;
    margin-bottom: 1.5rem;
  }
}

.top_reason_affiliation__lead::before {
  content: "";
  width: 3px;
  height: 1.2em;
  background-color: #21a937;
  position: absolute;
  top: calc(50% + 2px);
  left: 0;
  transform: translateY(-50%);
}

.top_reason_affiliation__text {
  font-size: 1.4rem;
  line-height: 3.2rem;
  margin-bottom: 5rem;
}

@media screen and (max-width: 480px) {
  .top_reason_affiliation__text {
    line-height: 3rem;
    margin-bottom: 2rem;
  }
}

.top_reason_affiliation__logo {
  max-width: 28rem;
}

@media screen and (max-width: 480px) {
  .top_reason_affiliation__logo {
    width: 60%;
    margin: 0 auto;
  }
}

/*==================================================
section reason END
===================================*/