.page-guide-about .site-main {
  background: #f5f5f5;
}

.guide-hero--about {
  padding: 80px 24px 190px;
  overflow: hidden;
  background: none;
}

.guide-about-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.guide-about-hero__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.guide-about-hero__logo {
  width: clamp(168px, 14vw, 190px);
  margin: 0 auto;
  line-height: 0;
}

.guide-about-hero__logo img {
  display: block;
  width: 100%;
  height: auto;
}

.guide-hero--about::after {
  right: 0;
  left: 0;
  height: 110px;
  border-radius: 0;
  background: url("../../img/guide/curve_pc.svg") center bottom / 100% 100% no-repeat;
}

.guide-hero__text {
  display: block;
  width: min(562px, 100%);
  margin: 50px auto 0;
  line-height: 0;
}

.guide-hero__text img {
  display: block;
  width: 100%;
  height: auto;
}

.page-guide-about .guide-section {
  background: #f5f5f5;
}

.guide-about-howto {
  padding-top: 0;
}

.guide-about-howto .guide-section__inner {
  width: min(940px, 100%);
}

.guide-about-howto .guide-heading-en {
  margin-bottom: 14px;
  font-size: 14px;
}

.guide-about-howto .guide-heading-title {
  font-size: 26px;
  line-height: 1.7;
}

.guide-about-howto__divider {
  width: 100%;
  margin: 50px auto 60px;
  border: 0;
  border-top: 1px dashed #aaa;
}

.page-guide-about .guide-step-list {
  display: grid;
  gap: 44px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  width: min(940px, 100%);
  margin: 0 auto 50px;
}

.page-guide-about .guide-step-card {
  padding: 0;
  overflow: visible;
  border-radius: 0;
  background: none;
  line-height: 0;
}

.page-guide-about .guide-step-card img {
  display: block;
  width: 100%;
  height: auto;
}

.page-guide-about .guide-heading-text {
  width: min(660px, 100%);
  margin-bottom: 42px;
  color: #676767;
  font-size: 16px;
  line-height: 2;
}

.page-guide-about .guide-button {
  font-size: 18px;
  letter-spacing: 1px;
}

@media (max-width: 767px) {

  .guide-hero--about {
    padding: 70px 24px 120px;
  }

  .guide-about-hero__logo {
    width: clamp(132px, 36vw, 154px);
  }

  .guide-hero--about .guide-hero__text {
    width: min(265px, 100%);
    margin-top: 50px;
  }

  .guide-hero--about::after {
    height: 50px;
    background-image: url("../../img/guide/curve.svg");
  }

  .guide-about-howto {
    padding: 0 24px 80px;
  }

  .guide-about-howto .guide-heading-en {
    margin-bottom: 18px;
    font-size: 16px;
  }

  .guide-about-howto .guide-heading-title {
    font-size: 22px;
    line-height: 1.88;
  }

  .guide-about-howto__divider {
    width: 100%;
    margin: 30px auto 40px;
  }

  .page-guide-about .guide-step-list {
    gap: 40px;
    grid-template-columns: minmax(0, 1fr);
    margin-bottom: 40px;
  }

  .page-guide-about .guide-heading-text {
    width: 100%;
    margin-bottom: 40px;
    font-size: 14px;
    line-height: 2.4;
  }

}