@font-face {
  font-family: "LINE Seed JP";
  src: url("../fonts/LINESeedJP_OTF_Rg.otf") format("opentype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "LINE Seed JP";
  src: url("../fonts/LINESeedJP_OTF_Bd.otf") format("opentype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

.line_bold {
  font-weight: 700;
}

html,body{
  font-family: "LINE Seed JP", "Noto Sans JP", "Hiragino Sans" , "ヒラギノ角ゴ ProN", Hiragino Kaku Gothic ProN, "メイリオ", Meiryo, "游ゴシック Medium", YuGothic, YuGothicM, sans-serif;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  color: #040000;
  line-height: 1.5;
}
a{
  color: #040000;
  transition: opacity 0.3s, color 0.3s;
}
a:hover{ opacity: 0.7; }
img,picture{
	max-width: 100%;
	display: block;
}
.overflow{ overflow: hidden; }

.anchor{
  scroll-margin-top: 9.6rem;
}
#octon-about,
#octon-features,
#use-cases,
#benefits,
#sec-4,
#faq{
  scroll-margin-top: 9.6rem;
}

.nav{
  width: 100%;
  background-color: #fff;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 999;
  transition: background-color 0.3s ease;
}
.nav.is-visible{
  position: fixed;
  animation: header-slide-down 0.35s ease both;
}
@keyframes header-slide-down{
  from{ transform: translateY(-100%); }
  to{ transform: translateY(0); }
}
.nav .content{
  height: 8rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.nav .logo-wrap{
  flex: 0 0 17.2rem;
}
.nav .logo-wrap a,
.nav .logo-wrap img{
  display: block;
  width: 100%;
}
.fv{
  background: #00A1E9;
  margin: 8rem 2rem 0;
  border-radius: 3.2rem;
  overflow: hidden;
}
.fv-inner{
  width: 100%;
  max-width: 116rem;
  min-height: 68.4rem;
  margin: 0 auto;
  position: relative;
}
.fv-copy{
  padding: 8rem 0 0 3rem;
  position: relative;
  z-index: 1;
}
.fv-copy h1{
  color: #fff;
  font-size: 6.4rem;
  font-style: normal;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.01em;
}
.fv-copy h1 .reveal-line{
  display: inline-block;
  animation: h1-reveal 0.8s cubic-bezier(0.77, 0, 0.18, 1) both;
}
.fv-copy h1 > .reveal-line:nth-of-type(1){
  animation-delay: 0.15s;
}
.fv-copy h1 > .reveal-line:nth-of-type(2){
  animation-delay: 0.3s;
}
.fv-copy h1 > .reveal-line:nth-of-type(3){
  animation-delay: 0.45s;
}
.fv-copy h1 > .reveal-line:nth-of-type(4){
  animation-delay: 0.6s;
}
@keyframes h1-reveal{
  from{
    clip-path: inset(0 100% 0 0);
  }
  to{
    clip-path: inset(0 0 0 0);
  }
}
.fv-copy h1 .reveal-line > span{
  color: #fff;
}
.fv-copy h1 em{
  display: inline-block;
  padding: 0.2rem 1rem;
  background: #00A1E9;
  color: #fff;
  font-style: normal;
  line-height: 1.15;
}
.fv-copy p{
  margin-top: 2.6rem;
  color: #fff;
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1.6;
}
.fv-question-bubble{
  width: fit-content;
  padding: 1rem 2rem;
  display: block;
  border-radius: 1rem;
  background: #fff;
  color: #00A1E9;
  font-size: 1.6rem;
  position: relative;
}
.fv-question-bubble::after{
  content: "";
  width: 0;
  height: 0;
  border-top: 0.7rem solid transparent;
  border-bottom: 0.7rem solid transparent;
  border-left: 0.8rem solid #fff;
  position: absolute;
  top: 50%;
  right: -0.7rem;
  transform: translateY(-50%);
}
.fv-question-bubble + .fv-question-bubble{
  margin-top: 0.8rem;
}
.fv-copy-follow{
  margin-top: 1.4rem;
  display: block;
}
.fv-contact-btn{
  width: 32rem;
  min-height: 7rem;
  margin-top: 2.8rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10rem;
  border: 3px solid #fff;
  background: #27C93F;
  color: #fff;
  font-size: 1.8rem;
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.3s, filter 0.3s;
}
.fv-contact-btn:hover{
  opacity: 1;
  transform: scale(1.025);
}
.fv-visual{
  display: block;
  width: 75.8rem;
  position: absolute;
  bottom: 3rem;
  right: 2rem;
}
.fv-visual img{
  width: 100%;
}
.sec-2{
  padding: 6rem 0 0;
  background: #fff;
}
.sec-2 h2{
  color: #040000;
  font-size: 4.2rem;
  font-weight: 700;
  text-align: center;
}
.sec-2 h2 span{
  color: #00A1E9;
}
.sec-2-target,
.rules-target,
.benefits-target,
.ai-support-label{
  width: fit-content;
  margin: 0 auto 2rem;
  padding: 1rem 3.2rem;
  border-radius: 10rem;
  background: #00A1E9;
  color: #fff;
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1.4;
  position: relative;
}
.sec-2-target::after,
.rules-target::after,
.benefits-target::after,
.ai-support-label::after{
  content: "";
  width: 0;
  height: 0;
  border-top: 1.2rem solid #00A1E9;
  border-right: 1.2rem solid transparent;
  border-left: 1.2rem solid transparent;
  position: absolute;
  left: 50%;
  bottom: -1rem;
  transform: translateX(-50%);
}
.sec-2-lead{
  margin-top: 1.8rem;
  font-size: 1.6rem;
  line-height: 1.7;
  text-align: center;
}
.sec-2-list{
  margin: 5.6rem auto 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.4rem 3rem;
}
.sec-2-list li{
  min-height: 0;
  padding: 2.8rem 4rem;
  background: #F5F8FA;
  border-radius: 2.4rem;
  box-shadow: none;
  list-style: none;
  text-align: left;
}
.sec-2-list li img{
  width: 6.4rem;
  margin: 0 auto 0.8rem;
}
.sec-2-list li h3{
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 2rem;
  font-weight: 700;
  text-align: left;
}
.sec-2-list li h3 img{
  width: 2.6rem;
  height: 2.4rem;
  flex: 0 0 2.6rem;
  margin: 0;
}
.sec-2-list li p{
  margin-top: 0.8rem;
  font-size: 1.6rem;
  line-height: 1.55;
  text-align: left;
}
.sec-2-staff{
  width: 45.7rem;
  margin: -1.8rem auto 0;
}
.sec-2-staff img{
  width: 100%;
}

.service-intro{
  margin: 0 2rem;
  background: #00A1E9;
  padding: 4rem 2rem 5.6rem;
  border-radius: 3.2rem;
  position: relative;
  color: #fff;
}
.service-intro::after{
  content: "";
  width: 0;
  height: 0;
  border-top: 3rem solid #00A1E9;
  border-right: 3rem solid transparent;
  border-left: 3rem solid transparent;
  position: absolute;
  left: 50%;
  bottom: -2.8rem;
  transform: translateX(-50%);
  z-index: 2;
}
.service-intro h2{
  font-size: 4.2rem;
  font-weight: 700;
  line-height: 1.45;
  text-align: center;
}
.service-intro h2 span{
  display: block;
}
.service-intro-lead{
  margin-top: 1.6rem;
  font-size: 1.8rem;
  font-weight: 600;
  line-height: 1.7;
  text-align: center;
}
.features{
  padding: 6.5rem 0 7rem;
  background: #fff;
}
.octon-marquee{
  width: 100%;
  margin-top: 6rem;
  overflow: hidden;
  white-space: nowrap;
}
.octon-marquee-track{
  width: max-content;
  display: flex;
  animation: octon-marquee 18s linear infinite;
}
.octon-marquee-track span{
  font-family: "Anton", Impact, sans-serif !important;
  padding-right: 4rem;
  color: #EEF2F5;
  font-size: 10rem;
  font-weight: 400;
  line-height: 1;
  letter-spacing: 0.03em;
}
@keyframes octon-marquee{
  from{
    transform: translateX(0);
  }
  to{
    transform: translateX(-50%);
  }
}
@media (prefers-reduced-motion: reduce){
  .octon-marquee-track{
    animation-play-state: paused;
  }
}

/* Lower pages
------------------------------------------------------------------------------------------------*/
.subpage-main{
  padding-top: 8rem;
  background: #f3f7fa;
}
.subpage-hero{
  padding: 7rem 2rem 6rem;
  background: #00A1E9 url("../images/back.png") center / cover no-repeat;
  color: #fff;
  text-align: center;
}
.subpage-hero h1{
  font-size: 4.8rem;
  line-height: 1.25;
}
.subpage-hero p{
  max-width: 72rem;
  margin: 1.8rem auto 0;
  font-size: 1.6rem;
  line-height: 1.8;
}
.subpage-section{
  padding: 8rem 0;
}
.subpage-section:nth-child(odd){
  background: #fff;
}
.company-page .subpage-section{
  background: #fff;
}
.company-page .content{
  max-width: 92rem;
}
.company-page .company-overview{
  padding-top: 0;
  padding-bottom: 0;
}
.subpage-heading{
  margin-bottom: 4rem;
  color: #00A1E9;
  font-size: 3.2rem;
  line-height: 1.45;
  text-align: center;
}
.company-intro{
  display: grid;
  grid-template-columns: 24rem 1fr;
  align-items: center;
  gap: 5rem;
}
.company-intro img{
  width: 100%;
}
.company-intro h2{
  margin-bottom: 1.6rem;
  color: #00A1E9;
  font-size: 3.2rem;
  line-height: 1.45;
}
.company-intro p,
.business-card p{
  font-size: 1.6rem;
  line-height: 1.6;
}
.company-table,
.business-card{
  background: #F3F7F9;
  border-radius: 2.4rem;
}
.case-card{
  background: #fff;
  border-radius: 2.4rem;
  box-shadow: 0 1.2rem 3rem rgba(14, 73, 105, 0.08);
}
.company-intro p + h2{
  margin-top: 4rem;
}
.company-intro .company-representative{
  margin-top: 1.6rem;
}
.company-table{
  width: 100%;
  margin: 0 auto;
  padding: 1rem 4rem;
}
.company-table dl{
  display: grid;
  grid-template-columns: 22rem 1fr;
  gap: 3rem;
  padding: 2rem 0;
  border-bottom: 1px solid #dce4ec;
}
.company-table dl:last-child{
  border-bottom: 0;
}
.company-table dt{
  color: #00A1E9;
  font-weight: 700;
}
.business-grid{
  display: grid;
  gap: 2.4rem;
}
.business-grid{
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.business-card{
  padding: 3rem;
}
.business-card h3{
  margin-bottom: 1rem;
  color: #00A1E9;
  font-size: 2rem;
}
.case-list{
  display: grid;
  gap: 2rem;
}
.case-card{
  padding: 4rem;
}
.case-card-head{
  display: grid;
  grid-template-columns: 8rem 1fr;
  align-items: center;
  gap: 2.4rem;
}
.case-card-head img{
  width: 8rem;
  height: 8rem;
  object-fit: contain;
}
.case-card h2{
  font-size: 2.6rem;
  line-height: 1.55;
  text-decoration: underline;
  text-decoration-thickness: 0.1rem;
  text-underline-offset: 0.4rem;
}
.case-industry{
  margin-top: 1rem;
  display: inline-block;
  color: #8B9097;
  font-weight: 700;
}
.case-card-body{
  margin-top: 3rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2rem;
}
.case-card-body > div{
  padding: 2.4rem;
  border-radius: 1.6rem;
  background: #f3f7fa;
}
.case-card-body h3{
  margin-bottom: 0.8rem;
  color: #00A1E9;
  font-size: 1.8rem;
}
.benefits-results-list h4.case-before{
  background: #8B9097;
}
.case-card-body.benefits-results-list h4{
  margin: 0 0 1.2rem;
  line-height: 1;
}
.case-card-body p{
  font-size: 1.6rem;
  line-height: 1.8;
}
.case-card-body strong{
  color: #00A1E9;
}
@media (max-width: 768px){
  .subpage-main{
    padding-top: 6.4rem;
  }
  .subpage-hero{
    padding: 4.8rem 1.8rem 4rem;
    background-image: url("../images/back_sp.png");
  }
  .subpage-hero h1{
    font-size: 3rem;
  }
  .subpage-hero p{
    margin-top: 1.2rem;
    font-size: 1.4rem;
  }
  .subpage-section{
    padding: 4.8rem 0;
  }
  .subpage-heading{
    margin-bottom: 2.4rem;
    font-size: 2.4rem;
    line-height: 1.45;
  }
  .company-intro{
    grid-template-columns: 1fr;
    gap: 2.4rem;
    text-align: center;
  }
  .company-intro p{
    font-size: 1.5rem;
    line-height: 1.6;
    text-align: left;
  }
  .business-card p{
    font-size: 1.5rem;
    line-height: 1.6;
  }
  .company-intro img{
    width: 20rem;
    margin: 0 auto;
  }
  .company-intro h2{
    font-size: 2.4rem;
  }
  .case-card{
    padding: 2.4rem 2rem;
  }
  .company-table{
    padding: 0.4rem 1.8rem;
  }
  .company-table dl{
    display: block;
    padding: 1.8rem 0;
  }
  .company-table dd{
    margin-top: 0.6rem;
  }
  .business-grid,
  .case-card-body{
    grid-template-columns: 1fr;
  }
  .business-card{
    padding: 2.4rem 2rem;
  }
  .case-card-head{
    grid-template-columns: 5.6rem 1fr;
    gap: 1.6rem;
  }
  .case-card-head img{
    width: 5.6rem;
    height: 5.6rem;
  }
  .case-card h2{
    font-size: 2rem;
  }
  .case-card-body{
    margin-top: 2rem;
  }
  .case-card-body > div{
    padding: 1.8rem;
  }
}
.features h2{
  color: #00A1E9;
  font-size: 4.6rem;
  font-weight: 700;
  text-align: center;
}
.features-lead{
  margin-top: 1.6rem;
  font-size: 1.6rem;
  line-height: 1.7;
  text-align: center;
  font-feature-settings: "palt";
}
.features-list{
  width: 100%;
  max-width: 116rem;
  margin: 6rem auto 0;
  display: flex;
  flex-direction: column;
  gap: 5.6rem;
}
.features-list li{
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-template-rows: auto auto;
  column-gap: 8rem;
  align-items: center;
  list-style: none;
}
.features-list li .features-image{
  grid-column: 1;
  grid-row: 1 / 3;
}
.features-list li h3,
.features-list li > p{
  grid-column: 2;
}
.features-list li h3{
  align-self: end;
}
.features-list li > p{
  align-self: start;
}
.features-list li:nth-child(even) .features-image{
  grid-column: 2;
}
.features-list li:nth-child(even) h3,
.features-list li:nth-child(even) > p{
  grid-column: 1;
}
.features-image{
  position: relative;
}
.features-image img{
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: 2.4rem;
}
.features-list h3{
  margin-top: 0;
  font-size: 3.2rem;
  font-weight: 700;
  line-height: 1.45;
  text-align: left;
}
.features-number{
  margin-bottom: 1.6rem;
  display: block;
  font-family: "Anton", Impact, sans-serif !important;
  color: #fff;
  -webkit-text-stroke: 0.2rem #00A1E9;
  paint-order: stroke fill;
  font-size: 5.6rem;
  font-weight: 400;
  line-height: 1;
  letter-spacing: 0.06em;
}
.features-list li > p{
  margin-top: 1.4rem;
  font-size: 1.6rem;
  line-height: 1.65;
  text-align: left;
}
.benefits-results{
  max-width: 116rem;
  margin: 8rem auto 0;
}
.benefits-results-title{
  color: #00A1E9;
  font-size: 3.2rem;
  font-weight: 700;
  text-align: center;
}
.benefits-results-list{
  margin-top: 3.2rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2.4rem;
}
.benefits-results-list li{
  padding: 3.2rem;
  background: #F3F7F9;
  border-radius: 2.4rem;
  list-style: none;
}
.benefits-results-list h4{
  width: fit-content;
  margin: 0 auto;
  padding: 1rem 1.8rem;
  background: #00A1E9;
  border-radius: 10rem;
  color: #fff;
  font-size: 1.6rem;
  font-weight: 700;
  text-align: center;
  line-height: 1;
}
.benefits-results-value{
  margin-top: 1.6rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.6rem;
  color: #8B9097;
  font-size: 3.2rem;
  font-weight: 700;
  line-height: 1.2;
}
.benefits-results-value b{
  color: #F58220;
  font-size: 2.8rem;
}
.benefits-results-value strong{
  color: #00A1E9;
  font-size: 4.6rem;
}
.benefits-results-value i{
  margin-left: -0.6rem;
  color: #27C93F;
  font-size: 2.6rem;
}
.benefits-results-list li > p:last-child{
  margin-top: 1.8rem;
  padding: 1.6rem 1.8rem;
  background: #fff;
  border-radius: 1.2rem;
  font-size: 1.6rem;
  line-height: 1.65;
  text-align: left;
}
.benefits-results-image{
  width: 45.7rem;
  margin: -1.8rem auto 0;
}
.benefits-results-image img{
  width: 100%;
  height: auto;
}
#benefits{
  padding-bottom: 0;
}
.ai-support{
  padding: 7rem 0;
  background: #F3F7F9;
  position: relative;
}
.ai-support h2{
  color: #00A1E9;
  font-size: 4.2rem;
  font-weight: 700;
  text-align: center;
}
.ai-support-lead{
  margin-top: 1.6rem;
  font-size: 1.6rem;
  line-height: 1.7;
  text-align: center;
}
.ai-support-cards{
  margin-top: 6rem;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6rem;
}
.ai-support-card{
  min-width: 0;
}
.ai-support-image{
  border-radius: 2.4rem;
  overflow: hidden;
}
.ai-support-image img{
  display: block;
  width: 100%;
  border: 0.3rem solid #fff;
  border-radius: inherit;
  box-sizing: border-box;
}
.ai-support-card-body{
  padding: 0;
}
.ai-support-card h3{
  margin-top: 1.8rem;
  color: #222;
  font-size: 2.2rem;
  font-weight: 700;
  text-align: center;
}
.ai-support-card-body p{
  margin-top: 1.4rem;
  font-size: 1.6rem;
  line-height: 1.65;
}
.ai-support-points{
  margin-top: 4.2rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
}
.ai-support-points li{
  min-height: 14rem;
  padding: 2.4rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 1rem;
  background: #fff;
  border-radius: 2.4rem;
  box-shadow: 0 0.8rem 1.8rem rgba(0, 161, 233, 0.08);
  list-style: none;
  text-align: left;
}
.ai-support-points h3{
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  color: #222;
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1.5;
}
.ai-support-points .point-icon{
  width: 2.4rem;
  margin-top: 0.15em;
  flex: 0 0 auto;
  font-size: 2.2rem;
  line-height: 1;
  text-align: center;
}
.ai-support-points li:nth-child(4n + 1) .point-icon{
  color: #21B66F;
}
.ai-support-points li:nth-child(4n + 2) .point-icon{
  color: #00A1E9;
}
.ai-support-points li:nth-child(4n + 3) .point-icon{
  color: #F58232;
}
.ai-support-points li:nth-child(4n + 4) .point-icon{
  color: #8B5CF6;
}
.ai-support-points p{
  color: #222;
  font-size: 1.6rem;
  font-weight: 400;
  line-height: 1.55;
  text-align: left;
}
.rules{
  padding: 0 2rem 7rem;
  background: #F3F7F9;
}
.rules-box{
  width: 100%;
  max-width: 104rem;
  margin: 0 auto;
  padding: 4.5rem 5rem 5rem;
  background: #fff;
  border-radius: 2.4rem;
  box-shadow: 0 0.8rem 1.8rem rgba(0, 161, 233, 0.08);
}
.rules h2{
  color: #00A1E9;
  font-size: 4rem;
  font-weight: 700;
  text-align: center;
}
.rules-lead{
  margin-top: 1.4rem;
  font-size: 1.6rem;
  line-height: 1.7;
  text-align: center;
}
.rules-list{
  margin-top: 6rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.4rem;
}
.rules-list > li{
  min-height: 16rem;
  padding: 1.6rem 2rem;
  background: #F3F7F9;
  border-radius: 2.4rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  list-style: none;
  text-align: left;
}
.rules-list > li.rules-extra{
  display: none;
}
.rules-list.is-expanded > li.rules-extra{
  display: flex;
}
.rules-more-btn{
  min-width: 22rem;
  min-height: 5.6rem;
  margin: 3.2rem auto 0;
  padding: 1rem 5rem 1rem 3rem;
  display: block;
  border: 0;
  border-radius: 10rem;
  background: #00A1E9;
  color: #fff;
  font: inherit;
  font-size: 1.6rem;
  font-weight: 700;
  position: relative;
  cursor: pointer;
  transition: opacity 0.3s;
}
.rules-more-btn:hover{
  opacity: 0.8;
}
.rules-more-btn::before,
.rules-more-btn::after{
  content: "";
  width: 1.4rem;
  height: 0.2rem;
  background: #fff;
  position: absolute;
  top: 50%;
  right: 2.8rem;
  transform: translateY(-50%);
  transition: transform 0.3s;
}
.rules-more-btn::after{
  transform: translateY(-50%) rotate(90deg);
}
.rules-more-btn[aria-expanded="true"]::after{
  transform: translateY(-50%) rotate(0);
}
.rules-list h3{
  color: #00A1E9;
  font-size: 2rem;
  font-weight: 700;
}
.rules-items{
  margin-top: 1.2rem;
}
.rules-items li{
  margin-left: 1.2em;
  list-style: disc;
  font-size: 1.6rem;
  line-height: 1.7;
}
.pricing{
  margin: 0 2rem;
  padding: 6.5rem 0 7rem;
  background: #00A1E9;
  border-radius: 3.2rem;
  color: #fff;
}
.pricing h2{
  font-size: 4.6rem;
  font-weight: 700;
  text-align: center;
}
.pricing-lead{
  margin-top: 1.6rem;
  font-size: 1.6rem;
  line-height: 1.7;
  text-align: center;
}
.pricing-plan{
  margin: 4rem auto 0;
  padding: 3.2rem 2rem;
  background: #fff;
  border-radius: 2.4rem;
  color: #00A1E9;
  text-align: center;
}
.pricing-details{
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  gap: 2.4rem;
}
.pricing-price-block{
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
}
.pricing-price{
  font-size: 4.8rem;
  font-weight: 700;
  line-height: 1.1;
}
.pricing-currency{
  font-size: 0.7em;
}
.pricing-tax{
  margin-left: 0.6rem;
  display: inline-block;
  color: #222;
  font-size: 1.6rem;
  font-weight: 700;
  vertical-align: middle;
  transform: translateY(0.3rem);
}
.pricing-unit{
  color: #222;
  font-size: 2.2rem;
  font-weight: 700;
}
.pricing-unit-label{
  margin-right: 0.4rem;
  padding: 0.3rem 0.8rem;
  display: inline-block;
  border: 2px solid #00A1E9;
  color: #00A1E9;
  line-height: 1.2;
}
.pricing-period{
  color: #00A1E9;
  font-size: 1.4em;
  line-height: 1;
  vertical-align: bottom;
}
.pricing-notes{
  width: 100%;
  max-width: 72rem;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.2rem;
}
.pricing-notes li{
  padding: 1rem 1.8rem;
  border-radius: 10rem;
  background: #F3F7F9;
  color: #00A1E9;
  font-size: 1.6rem;
  font-weight: 700;
  list-style: none;
}
.pricing-cta{
  width: 32rem;
  min-height: 6rem;
  margin: 2.4rem auto 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10rem;
  background: #27C93F;
  color: #fff;
  font-size: 1.8rem;
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.3s, filter 0.3s;
}
.pricing-cta:hover{
  opacity: 1;
  transform: scale(1.025);
}
.pricing-footnotes{
  width: 100%;
  max-width: 72rem;
  margin: 2.4rem auto 0;
  color: #66727A;
  font-size: 1.3rem;
  line-height: 1.7;
  text-align: left;
}
.pricing-footnotes p + p{
  margin-top: 0.6rem;
}
.header-contact-btn,
.menu-contact-btn,
.fv-contact-btn,
.pricing-cta{
  padding-right: 3.6rem;
  padding-left: 2rem;
  position: relative;
  transition: transform 0.3s ease;
}
.header-contact-btn:hover,
.menu-contact-btn:hover,
.fv-contact-btn:hover,
.pricing-cta:hover{
  opacity: 1;
  transform: scale(1.025);
}
.header-contact-btn::after,
.menu-contact-btn::after,
.fv-contact-btn::after,
.pricing-cta::after{
  content: "";
  width: 0.8rem;
  height: 0.8rem;
  border-top: 0.2rem solid #fff;
  border-right: 0.2rem solid #fff;
  position: absolute;
  top: 50%;
  right: 2rem;
  transform: translateY(-50%) rotate(45deg);
}
.header-contact-btn::after{
  right: 1.5rem;
}
.faq{
  margin-top: 2rem;
  padding: 6.5rem 0 7rem;
  background: #F3F7F9;
  text-align: left;
  text-justify: auto;
}
.faq h2{
  font-size: 4.6rem;
  font-weight: 700;
  text-align: center;
}
.faq-lead{
  margin-top: 1.6rem;
  font-size: 1.6rem;
  line-height: 1.7;
  text-align: center;
}
.faq-list{
  max-width: 96rem;
  margin: 6rem auto 0;
}
.faq-item{
  overflow: visible;
  background: transparent;
  border: 0;
}
.faq-item + .faq-item{
  margin-top: 1.6rem;
}
.faq-item summary{
  display: flex;
  align-items: center;
  gap: 1.6rem;
  padding: 2rem 8rem 2rem 2.4rem;
  background: #fff;
  border: 0;
  border-radius: 1.6rem;
  position: relative;
  color: #040000;
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1.6;
  cursor: pointer;
  list-style: none;
  transition: opacity 0.3s ease;
}
.faq-item summary:hover{
  opacity: 0.75;
}
.faq-item summary::-webkit-details-marker{
  display: none;
}
.faq-item summary::before,
.faq-item summary::after{
  content: "";
  position: absolute;
  top: 50%;
  transition: transform 0.25s ease;
}
.faq-item summary::before{
  width: 3.2rem;
  height: 3.2rem;
  right: 2.4rem;
  border-radius: 50%;
  background-color: #3D9FE8;
  background-image: linear-gradient(#fff, #fff);
  background-repeat: no-repeat;
  background-position: center;
  background-size: 1.4rem 0.2rem;
  transform: translateY(-50%);
}
.faq-item summary::after{
  width: 0.2rem;
  height: 1.4rem;
  right: 3.9rem;
  background: #fff;
  transform: translateY(-50%) scaleY(1);
}
.faq-item[open] summary::after{
  transform: translateY(-50%) scaleY(0);
}
.faq-q,
.faq-a{
  flex: 0 0 auto;
  color: #00A1E9;
  font-size: 2.4rem;
  font-weight: 700;
}
.faq-answer{
  min-height: 0;
  margin: 2rem 10rem 0 0;
  padding: 2rem 3.2rem;
  display: block;
  background: #00A1E9;
  border-radius: 2rem;
  color: #fff;
  position: relative;
  box-shadow: 0 0.8rem 1.8rem rgba(0, 161, 233, 0.12);
}
.faq-answer::before{
  content: "";
  width: 1.2rem;
  height: 1.4rem;
  background: #00A1E9;
  clip-path: polygon(0 0, 100% 50%, 0 100%);
  position: absolute;
  right: -1.2rem;
  bottom: 2.4rem;
}
.faq-answer::after{
  content: "";
  width: 9rem;
  height: 9rem;
  border-radius: 50%;
  background: transparent url(../images/avatar.png) center bottom / contain no-repeat;
  position: absolute;
  right: -10rem;
  bottom: 0;
}
.faq-answer .faq-a{
  display: none;
}
.faq-answer p{
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1.8;
}
.form{
  background: #00A1E9;
  padding: 7rem 0 8rem;
}
.form.complete{
  padding-top: 6.4rem;
}
.complete-page #wrapper{
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
.complete-page .form.complete{
  flex: 1;
}

/* 特定商取引法に基づく表記
-------------------------------------------------------------------------------------------------*/
.commerce-law{
  min-height: 100vh;
  background: #f3f7fa;
  padding: 8rem 2rem;
}
.commerce-law h2{
  color: #00A1E9;
  font-size: 4.2rem;
  text-align: center;
  margin-bottom: 4rem;
}
.commerce-law ul{
  max-width: 96rem;
  margin: 0 auto;
  padding: 1rem 4rem;
  background: #fff;
  border-radius: 2.4rem;
}
.commerce-law li{
  display: grid;
  grid-template-columns: 24rem 1fr;
  gap: 3rem;
  padding: 2.4rem 0;
  border-bottom: 1px solid #dce4ec;
}
.commerce-law li:last-child{
  border-bottom: 0;
}
.commerce-law h3{
  color: #00A1E9;
  font-size: 1.8rem;
}
.commerce-law p{
  font-size: 1.6rem;
  line-height: 1.8;
}
.form .box{
  background: #fff;
  border-radius: 2.4rem;
  padding: 6rem;
  margin: 0 auto;
  max-width: 80rem;
}

.form .form-inner {
  max-width: 64rem;
  margin: auto;
}

.form-callout{
  width: fit-content;
  margin: 0 auto 2.4rem;
  padding: 1rem 2.4rem;
  border-radius: 10rem;
  background: #00A1E9;
  color: #fff;
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1.4;
  position: relative;
  text-align: center;
}
.form-callout::after{
  content: "";
  width: 0;
  height: 0;
  border-top: 1rem solid #00A1E9;
  border-right: 1rem solid transparent;
  border-left: 1rem solid transparent;
  position: absolute;
  left: 50%;
  bottom: -0.9rem;
  transform: translateX(-50%);
}

.form h2{
  font-size: 4.6rem;
  color: #000;
  text-align: center;
  margin-bottom: 3.2rem;
}
.form-lead{
  font-size: 1.6rem;
  line-height: 1.7;
  text-align: center;
}

.form form {
  margin-top: 4rem;
}

.form label.label{
  display: block;
  margin: 2.4rem 0 0.8rem;
  font-size: 1.8rem;
  font-weight: bold;
}
.form label.label:first-child{
  margin-top: 0;
}
.form label.label.required::after{
  content: "必須";
  display: inline-block;
  margin-left: 0.8rem;
  padding: 0.2rem 0.7rem;
  border-radius: 0.3rem;
  background: #E93451;
  color: #fff;
  font-size: 1.1rem;
  line-height: 1.4;
  vertical-align: 0.2rem;
}
.form input[type=text],
.form input[type=email],
.form input[type=tel],
.form select,
.form textarea{
  display: block;
  width: 100%;
  padding: 1.4rem 1.6rem;
  border-radius: 0.4rem;
  background: #F0F1F4;
  border: 0.2rem solid transparent;
  color: #1D2738;
  font-size: 1.8rem;
  box-sizing: border-box;
}
.form input[type=text]:focus,
.form input[type=email]:focus,
.form input[type=tel]:focus,
.form select:focus,
.form textarea:focus{
  border-color: #00A1E9;
  outline: none;
}
.form input::placeholder,
.form textarea::placeholder{
  color: #A0A5AE;
}
.form select{
  appearance: none;
  cursor: pointer;
}
.form textarea{
  height: 22rem;
  resize: none;
}
.form .agree{
  text-align: center;
  margin: 3rem 0 0;
}
.form .submit-btn{
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.2rem;
  width: 44rem;
  max-width: 100%;
  min-height: 6rem;
  padding: 1rem 2.4rem;
  border: 0;
  border-radius: 10rem;
  background: #27C93F;
  color: #fff;
  font: inherit;
  font-size: 1.8rem;
  font-weight: 700;
  margin: 3.2rem auto 0;
  transition: opacity 0.3s;
  cursor: pointer;
}
.form .submit-btn i{
  font-size: 2.4rem;
}
.form .submit-btn:hover{
  opacity: 0.8;
}

.radio{
  display: block;
  column-gap: 1.5em;
}
.radio label{
  display: block;
  position: relative;
  margin-bottom: 0.8em;
}

.radio input[type=radio]{
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
  pointer-events: none;
}
.radio input[type=radio] + span{
  display: inline-block;
  padding-left: calc(2.4rem + 0.5em);
  line-height: 2.4rem;
  cursor: pointer;
  position: relative;
}
.radio input[type=radio] + span::before{
  content: "";
  display: block;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  left: 0;
  width: 2.4rem;
  height: 2.4rem;
  box-sizing: border-box;
  background: #F5F5F5;
  border-radius: 50%;
}
.radio input[type=radio]:checked + span::after{
  content: "";
  display: block;
  position: absolute;
  top: 50%;
  margin-top: -0.6rem;
  left: 0.6rem;
  width: 1.2rem;
  height: 1.2rem;
  background: #00A1E9;
  border-radius: 50%;
}


.checkbox{
  display: flex;
  justify-content: center;
}
.checkbox label{
  position: relative;
}
.checkbox input[type=checkbox]{
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
  pointer-events: none;
}
.checkbox input[type=checkbox] + span{
  display: inline-block;
  padding-left: calc(2.3rem + 0.5em);
  line-height: 2.3rem;
  cursor: pointer;
  position: relative;
}
.checkbox input[type=checkbox] + span::before{
  content: "";
  display: block;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  left: 0;
  width: 2.4rem;
  height: 2.4rem;
  box-sizing: border-box;
  background: #F0F0F0;
  border-radius: 0.4rem;
}
.checkbox input[type=checkbox] + span::after{
  content: "";
  display: block;
  position: absolute;
  top: 50%;
  margin-top: -0.9rem;
  left: 0.75rem;
  width: 0.6rem;
  height: 1.1rem;
  transform: rotate(43deg);
  border-bottom: 0.3rem solid #fff;
  border-right: 0.3rem solid #fff;
}
.checkbox input[type=checkbox]:checked + span::before{
  background: #00A1E9;
}

footer{
  padding: 5.6rem 0 3.2rem;
  background-color: #040000;
  color: #FFF;
  font-size: 1.4rem;
}
footer .footer-main{
  padding-bottom: 4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 4rem;
  border-bottom: 0.1rem solid rgba(255, 255, 255, 0.16);
}
footer .footer-logo{
  display: block;
  width: 18rem;
  flex: 0 0 18rem;
}
footer .footer-logo img{
  width: 100%;
}
footer .footer-menu{
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 1.6rem 2.8rem;
}
footer .footer-menu li,
footer ul.f-nav li{
  list-style: none;
}
footer .footer-menu a{
  color: #fff;
  font-size: 1.5rem;
  font-weight: 700;
  text-decoration: none;
}
footer .footer-company{
  margin-top: 2.4rem;
  color: #fff;
  font-size: 1.2rem;
  font-style: normal;
  line-height: 1.8;
}
footer .footer-bottom{
  margin-top: 2.4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
}
footer ul.f-nav{
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem 2.4rem;
}
footer ul.f-nav li a{
  color: #FFF;
  font-size: 1.2rem;
  text-decoration: none;
}
footer .copy{
  opacity: 0.5;
  flex: 0 0 auto;
  font-size: 1.2rem;
}
.commerce-page footer{
  padding-top: 2.4rem;
}
.commerce-page footer .footer-bottom{
  margin-top: 0;
}




/* ボタン用アニメーション */
.pulse{ animation: pulse 1s infinite; }

@keyframes pulse {
  0%,100% { transform: scale3d(1, 1, 1); }
  50% { transform: scale3d(1.05, 1.05, 1.05); }
}


/* ページトップ */
#pagetop {
  display: none;
  position: fixed;
  bottom: 1.6rem;
  right: 1.6rem;
  z-index: 997;
}
#pagetop a {
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 100%;
  width: 4rem;
  height: 4rem;
  background-color: #00A1E9;
}
#pagetop a::before {
  content: "";
  width: 1rem;
  height: 1rem;
  margin-top: 0.5rem;
  border-top: 0.2rem solid #fff;
  border-right: 0.2rem solid #fff;
  transform: rotate(-45deg);
}


.icon{
    width:100px;
    margin:0 auto 1rem;
}


/*　PC
------------------------------------------------------------------------------------------------*/
@media (min-width: 769px){
.sp{ display: none !important; }

html{ font-size: 10px; }
body{ font-size: 1.6rem; }

.content{
  width: 100%;
	max-width: 104rem;
  /* padding: 0 4rem; */
	margin: 0 auto;
}
.content.w124{
  max-width: 120rem;
}

.hamburger_menu {
  display: none;
}

.nav .content{
  max-width: none;
  padding: 0 2rem;
}



/*　タブレット
------------------------------------------------------------------------------------------------*/
@media (max-width: 1160px){

html{ font-size: 0.862vw; }

.fv-visual{
  right: 1rem;
}



}/*　タブレットここまで */
}/*　PCここまで */


.header_nav ul {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 1.4rem;
}

.header_nav_list{
  font-size: 1.4rem;
  font-weight: 700;
  white-space: nowrap;
}

.header_action{
  flex: 0 0 14rem;
}
.header-contact-btn,
.menu-contact-btn{
  display: flex;
  align-items: center;
  justify-content: center;
  background: #27C93F;
  color: #fff;
  font-weight: 700;
  text-decoration: none;
}
.header-contact-btn{
  width: 14rem;
  min-height: 4.6rem;
  border-radius: 10rem;
  font-size: 1.4rem;
  white-space: nowrap;
}
.menu-contact-btn{
  width: 100%;
  min-height: 5.2rem;
  border-radius: 10rem;
  font-size: 1.6rem;
}

@media (min-width: 769px){
  .nav .content{
    width: calc(100% - 4rem);
    justify-content: center;
    position: relative;
  }
  .nav .logo-wrap{
    width: 17.2rem;
    position: absolute;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
  }
  .header_nav{
    width: 100%;
  }
  .header_nav ul{
    justify-content: center;
  }
  .header_action{
    position: absolute;
    right: 0;
  }
}

@media (min-width: 769px) and (max-width: 1160px){
  .header_nav ul{
    gap: 1.2rem;
  }
}

/*　スマホ
------------------------------------------------------------------------------------------------*/
@media (max-width: 768px){
  .pc{ display: none !important; }
  
  html{ font-size: 2.56vw; }
  body{ font-size: 1.4rem; }

  .commerce-law{
    padding: 4.8rem 1.8rem;
  }
  .commerce-law h2{
    font-size: 2.4rem;
    margin-bottom: 2.4rem;
  }
  .commerce-law ul{
    padding: 0.4rem 1.8rem;
    border-radius: 1.8rem;
  }
  .commerce-law li{
    display: block;
    padding: 1.8rem 0;
  }
  .commerce-law h3{
    font-size: 1.6rem;
  }
  .commerce-law p{
    margin-top: 0.6rem;
    font-size: 1.4rem;
  }
  
  .content{
    width: 100%;
    padding: 0 1.8rem;
  }
  
  
  .anchor{
    scroll-margin-top: 6.4rem;
  }
  #octon-about,
  #octon-features,
  #use-cases,
  #benefits,
  #sec-4,
  #faq{
    scroll-margin-top: 6.4rem;
  }
  
  .nav .content{
    height: 5.8rem;
    padding: 0 1.2rem;
  }
  .nav .logo-wrap{
    flex-basis: 14rem;
  }
  .mobile-header-contact-btn{
    display: flex;
    align-items: center;
    justify-content: center;
    width: 11.8rem;
    min-height: 3.6rem;
    margin-left: auto;
    margin-right: 5.8rem;
    border-radius: 10rem;
    background: #27C93F;
    color: #fff;
    font-size: 1.3rem;
    font-weight: 700;
    white-space: nowrap;
    line-height: 1;
  }
  
  
  .fv{
    background: #00A1E9;
    margin: 6.8rem 1rem 0;
    border-radius: 2rem;
  }
  .fv-inner{
    min-height: auto;
    padding: 2rem 1.8rem 0;
  }
  .fv-copy{
    padding: 0;
  }
  .fv-copy h1{
    font-size: 2.8rem;
    line-height: 1.28;
    text-align: center;
  }
  .fv-copy h1 > .reveal-line:nth-of-type(-n + 2){
    margin-left: 0.3em;
  }
  .fv-copy h1 em{
    padding: 0.2rem 0.6rem 0rem;
  }
  .fv-copy p{
    margin-top: 1.2rem;
    font-size: 1.6rem;
    line-height: 1.6;
    text-align: center;
  }
  .fv-question-bubble{
    margin: 0 auto;
    padding: 0.5rem 1.2rem;
    font-size: 1.6rem;
  }
  .fv-contact-btn{
    width: 100%;
    min-height: 5.8rem;
    margin-top: 1.4rem;
    margin-bottom: 3rem;
    font-size: 1.8rem;
    line-height: 1;
  }
  .fv-visual{
    width: 100%;
    margin: 0 auto;
    position: static;
  }
  .sec-2{
    padding: 4rem 0 0;
  }
  .sec-2 h2{
    font-size: 2.4rem;
    line-height: 1.45;
  }
  .sec-2-target,
  .rules-target,
  .benefits-target,
  .ai-support-label{
    margin-bottom: 1.6rem;
    padding: 0.8rem 2rem;
    font-size: 1.615rem;
  }
  .sec-2-lead{
    margin-top: 1.2rem;
    font-size: 1.55rem;
    text-align: left;
  }
  .sec-2-lead br{
    display: none;
  }
  .sec-2-list{
    margin-top: 2.4rem;
    grid-template-columns: 1fr;
    gap: 1.2rem;
  }
  .sec-2-list li{
    min-height: auto;
    padding: 1.8rem 2.4rem 2.4rem;
    border-radius: 2rem;
  }
  .sec-2-list li img{
    width: 6.4rem;
    margin-bottom: 0.6rem;
  }
  .sec-2-list li h3{
    font-size: 1.6rem;
  }
  .sec-2-list li p{
    font-size: 1.55rem;
    line-height: 1.55;
  }
  .sec-2-staff{
    width: 72%;
    margin-top: -1.4rem;
  }
  .service-intro{
    background-size: 18rem auto;
    padding: 3rem 1.6rem 3.6rem;
    border-radius: 2rem;
  }
  .service-intro::after{
    border-top-width: 2rem;
    border-right-width: 2rem;
    border-left-width: 2rem;
    bottom: -1.8rem;
  }
  .service-intro h2{
    font-size: 2rem;
  }
  .service-intro-lead{
    margin-top: 1.2rem;
    font-size: 1.55rem;
    text-align: left;
  }
  .service-intro-lead br{
    display: none;
  }
  .features{
    padding: 4.5rem 0 4rem;
  }
  .octon-marquee{
    margin-top: 4rem;
  }
  .octon-marquee-track{
    animation-duration: 14s;
  }
  .octon-marquee-track span{
    padding-right: 2.4rem;
    font-size: 4.8rem;
  }
  .features h2{
    font-size: 2.4rem;
  }
  .features-lead{
    margin-top: 1.2rem;
    font-size: 1.55rem;
    text-align: left;
  }
  .features-lead br{
    display: none;
  }
  .features-list{
    margin-top: 2.8rem;
    gap: 3.2rem;
  }
  .features-list li{
    display: block;
  }
  .features-image img{
    height: 20rem;
    object-fit: cover;
  }
  .features-list h3{
    margin-top: 1.4rem;
    font-size: 2.12rem;
    text-align: center;
  }
  .features-number{
    margin-bottom: 1rem;
    font-size: 3.6rem;
  }
  .features-list li > p{
    margin-top: 1rem;
    font-size: 1.55rem;
  }
  .benefits-results{
    margin-top: 4.8rem;
  }
  .benefits-results-title{
    font-size: 2.4rem;
  }
  .benefits-results-list{
    margin-top: 2.4rem;
    grid-template-columns: 1fr;
    gap: 1.6rem;
  }
  .benefits-results-list li{
    padding: 2.4rem 2rem;
    border-radius: 1.8rem;
  }
  .benefits-results-list h4{
    padding: 0.8rem 1.4rem;
    font-size: 1.6rem;
    line-height: 1;
  }
  .benefits-results-value{
    margin-top: 1.2rem;
    gap: 1.2rem;
    font-size: 2.4rem;
  }
  .benefits-results-value b{
    font-size: 2.2rem;
  }
  .benefits-results-value strong{
    font-size: 3.6rem;
  }
  .benefits-results-value i{
    margin-left: -0.4rem;
    font-size: 2.2rem;
  }
  .benefits-results-list li > p:last-child{
    margin-top: 1.4rem;
    padding: 1.4rem;
    font-size: 1.4rem;
  }
  .benefits-results-image{
    width: 70%;
    margin: 1.6rem auto 0;
  }
  .ai-support{
    padding: 4.5rem 0 4rem;
  }
  .ai-support h2{
    font-size: 2.4rem;
    line-height: 1.45;
  }
  .ai-support-lead{
    margin-top: 1.2rem;
    font-size: 1.55rem;
    text-align: left;
  }
  .ai-support-lead br{
    display: none;
  }
  .ai-support-cards{
    margin-top: 2.8rem;
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .ai-support-card{
    min-width: 0;
  }
  .ai-support-image{
    border-radius: 1.8rem;
  }
  .ai-support-card-body{
    padding: 0;
  }
  .ai-support-card h3{
    margin-top: 1.4rem;
    font-size: 2rem;
  }
  .ai-support-card-body p{
    margin-top: 1rem;
    font-size: 1.55rem;
  }
  .ai-support-points{
    margin-top: 3rem;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.2rem;
  }
  .ai-support-points li{
    min-height: auto;
    padding: 1.8rem 1rem 1.6rem;
    border-radius: 1.8rem;
  }
  .ai-support-points h3{
    font-size: 1.7rem;
  }
  .ai-support-points p{
    font-size: 1.5rem;
  }
  .rules{
    padding: 0 1.6rem 4rem;
  }
  .rules-box{
    padding: 3rem 1.6rem 1.6rem;
  }
  .rules h2{
    font-size: 2.4rem;
    line-height: 1.45;
  }
  .rules-lead{
    margin-top: 1.2rem;
    font-size: 1.55rem;
    text-align: left;
  }
  .rules-lead br{
    display: none;
  }
  .rules-list{
    margin-top: 2.4rem;
    grid-template-columns: 1fr;
    gap: 1.2rem;
  }
  .rules-list > li{
    min-height: auto;
    padding: 1.2rem 1.4rem;
  }
  .rules-list:not(.is-expanded) > li:nth-child(n + 5){
    display: none;
  }
  .rules-list.is-expanded > li:nth-child(n + 5){
    display: flex;
  }
  .rules-more-btn{
    min-width: 18rem;
    min-height: 4.6rem;
    margin: 2.8rem auto 1.6rem;
    padding: 1rem 5rem 1rem 3rem;
    background: #EAF8FE;
    color: #00A1E9;
  }
  .rules-more-btn::before,
  .rules-more-btn::after{
    background: #00A1E9;
  }
  .rules-list h3{
    font-size: 1.6rem;
    text-align: left;
  }
  .rules-items{
    margin-top: 0.8rem;
  }
  .rules-items li{
    font-size: 1.4rem;
    text-align: left;
  }
  .pricing{
    padding: 2.8rem 0 2rem;
    background-position: right 5rem;
    background-size: 18rem auto;
  }
  .pricing h2{
    font-size: 2.4rem;
  }
  .pricing-lead{
    margin-top: 1.2rem;
    font-size: 1.55rem;
    text-align: left;
  }
  .pricing-lead br{
    display: none;
  }
  .pricing-plan{
    margin-top: 2.8rem;
    padding: 2rem 1.6rem;
    border-radius: 1.8rem;
  }
  .pricing-details{
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .pricing-price-block{
    display: grid;
    grid-template-columns: auto auto;
    justify-content: center;
    column-gap: 0.6rem;
    row-gap: 0.2rem;
  }
  .pricing-price{
    font-size: 4rem;
    line-height: 1.4;
  }
  .pricing-unit{
    font-size: 2rem;
  }
  .pricing-price,
  .pricing-unit{
    display: contents;
  }
  .pricing-unit-label{
    grid-column: 1 / -1;
    grid-row: 1;
    justify-self: center;
  }
  .pricing-period{
    grid-column: 1;
    grid-row: 2;
    align-self: center;
    justify-self: end;
    position: relative;
    top: 0.4rem;
  }
  .pricing-main-price{
    grid-column: 2;
    grid-row: 2;
    line-height: 1.1;
  }
  .pricing-tax{
    grid-column: 1 / -1;
    grid-row: 3;
    margin: 0;
    justify-self: center;
    transform: none;
  }
  .pricing-notes{
    grid-template-columns: 1fr;
    gap: 0.8rem;
  }
  .pricing-notes li{
    padding: 0.4rem 1.2rem;
    font-size: 1.4rem;
  }
  .pricing-cta{
    width: 100%;
    min-height: 5.8rem;
    margin-top: 1.4rem;
    margin-bottom: 0;
    font-size: 1.8rem;
    line-height: 1;
  }
  .pricing-footnotes{
    margin-top: 1.8rem;
    font-size: 1.2rem;
  }
  .faq{
    padding: 4.5rem 0 4rem;
  }
  .faq h2{
    font-size: 2.4rem;
  }
  .faq-lead{
    margin-top: 1.2rem;
    font-size: 1.55rem;
    line-height: 1.7;
    text-align: left;
  }
  .faq-list{
    margin-top: 2.8rem;
  }
  .faq-item{
    border-radius: 0;
  }
  .faq-item + .faq-item{
    margin-top: 1.2rem;
  }
  .faq-item summary{
    gap: 1rem;
    padding: 1.2rem 5.6rem 1.2rem 1.2rem;
    border-radius: 1.2rem;
    font-size: 1.55rem;
    line-height: 1.5;
  }
  .faq-item summary::before,
  .faq-item summary::after{
    right: auto;
  }
  .faq-item summary::before{
    width: 3rem;
    height: 3rem;
    right: 1.2rem;
    background-size: 1.3rem 0.2rem;
  }
  .faq-item summary::after{
    width: 0.2rem;
    height: 1.3rem;
    right: 2.6rem;
  }
  .faq-q,
  .faq-a{
    font-size: 2rem;
  }
  .faq-answer{
    min-height: 0;
    margin: 1.2rem 7rem 0 0;
    padding: 1.6rem 1.8rem;
    border-radius: 1.4rem;
  }
  .faq-answer::before{
    right: -0.8rem;
    bottom: 1.8rem;
    width: 0.8rem;
    height: 1.2rem;
  }
  .faq-answer::after{
    width: 6.5rem;
    height: 6.5rem;
    right: -7rem;
    bottom: 0;
  }
  .faq-answer p{
    font-size: 1.45rem;
    line-height: 1.7;
  }
  
  
  
  .form{
    padding: 4rem 0;
  }
  .form.complete{
    padding-top: 11.2rem;
  }
  .form .box{
    padding: 2.8rem 2rem 4rem;
    border-radius: 1rem;
  }
  .form h2{
    font-size: 2.4rem;
    margin-bottom: 2.4rem;
  }
  .form-lead{
    font-size: 1.55rem;
    text-align: left;
  }
  .form form{
    margin-top: 2.8rem;
  }
  .form label.label{
    margin: 2rem 0 0.6rem;
    font-size: 1.55rem;
  }
  .form input[type=text],
  .form input[type=email],
  .form input[type=tel],
  .form select,
  .form textarea{
    padding: 1.2rem 1.3rem;
    font-size: 1.6rem;
  }
  .form textarea{
    height: 18rem;
  }
  .form .agree{
    margin-top: 2.4rem;
  }
  .form .submit-btn{
    width: 100%;
    margin-top: 2.6rem;
  }
  
  
  .radio{
    flex-direction: column;
    row-gap: 1.2rem;
    margin-top: 1rem;
  }
  
  
  footer{
    font-size: 1.2rem;
    padding: 4rem 0 2.4rem;
  }
  footer .footer-main{
    padding-bottom: 1.6rem;
    display: block;
    border-bottom: 0.1rem solid rgba(255, 255, 255, 0.28);
  }
  footer .footer-logo{
    width: 16rem;
    margin-bottom: 3rem;
  }
  footer .footer-menu{
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0;
  }
  footer .footer-menu li{
    border-top: none;
  }
  footer .footer-menu a{
    padding: 1rem 0;
    display: block;
    font-size: 1.4rem;
  }
  footer .footer-bottom{
    margin-top: 2.4rem;
    display: block;
  }
  footer ul.f-nav{
    display: block;
  }
  footer ul.f-nav li a{
    font-size: 1.2rem;
    line-height: 2.6;
  }

  footer .copy{
    margin-top: 2rem;
  }
  .header_nav {
    display: none;
  }
  
  .hamburger_menu {
    display: block;
    width: 5.8rem;
    height: 5.8rem;
    position: absolute;
    background-color: #00A1E9;
    border-bottom-left-radius: 1.6rem;
    top: 0;
    right: 0;
    z-index: 10001;
  }
  .hamburger_menu.is-visible {
    position: fixed;
    animation: hamburger-slide-down 0.35s ease both;
  }
  @keyframes hamburger-slide-down{
    from{ top: -5.8rem; }
    to{ top: 0; }
  }
  
  .menu_btn {
    display: block;
    width: 5.8rem;
    height: 5.8rem;
    z-index: 10001;
    top: 0;
    left: 0;
    right: 0;
    margin: auto;
    position: relative;
  }
  .menu_btn span,
  .menu_btn span:before,
  .menu_btn span:after {
    content: '';
    display: block;
    height: 0.2rem;
    width: 2.4rem;
    background-color: #FFF;
    position: absolute;
    margin: auto;
    z-index: 81;
    /* box-shadow: 0px 4px 10px 0px rgba(0, 0, 0, 0.5); */
  }

  .menu_btn span {
    top: 2rem;
    left: 1.7rem;
  }
  
  .menu_btn span:before {
    top: 0.8rem;
  }
  .menu_btn span::after {
    top: 1.6rem;
  }
  #menu_btn_check:checked ~ .menu_btn span::after {
    background-color: rgba(255, 255, 255, 0);/*メニューオープン時は真ん中の線を透明にする*/
  }
  #menu_btn_check:checked ~ .menu_btn span {
    top: 2.8rem;
    transform: rotate(45deg);
    background-color: #00A1E9;
  }
  
  #menu_btn_check:checked ~ .menu_btn span::before {
    top: 0;
    transform: rotate(-90deg);
    background-color: #00A1E9;
  }
  
  #menu_btn_check {
    display: none;
  }
  
  .menu_content {
    width: 100%;
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 10000;
    background-color: #FFF;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.3s ease, visibility 0.3s ease;
  }

  .menu_content .menu-logo{
    display: block;
    width: 14rem;
    position: absolute;
    top: 2.9rem;
    left: 1.2rem;
    transform: translateY(-50%);
  }

  .menu_content .menu-logo img{
    width: 100%;
  }
  
  .menu_content > ul {
    margin-top: 9rem;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    column-gap: 1rem;
  }
  
  .menu_content ul li {
    list-style: none;
    width: 90%;
    margin: auto;
    margin-bottom: 30px;
  }

  .menu_content ul li:not(.header_action){
    margin-bottom: 0;
    border-bottom: 1px solid #E1E5EA;
  }
  .menu_content ul li:not(.header_action):first-child{
    border-top: 1px solid #E1E5EA;
  }
  
  .menu_content ul li > a {
    display: block;
    font-size: 1.6rem;
    box-sizing: border-box;
    color: #040000;
    text-decoration: none;
    font-weight: 600;
    line-height: 1.5;
    padding: 0;
  }

  .menu_content ul li:not(.header_action) > a{
    padding: 1.8rem 2.4rem 1.8rem 0;
    position: relative;
  }

  .menu_content .menu-arrow{
    width: 2rem;
    height: 2rem;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    position: absolute;
    top: 50%;
    right: 0;
    transform: translateY(-50%);
  }

  .menu_content ul li.header_action{
    flex: 0 0 90%;
    width: 90%;
    padding-top: 2.4rem;
    margin: 0 0 1.6rem;
  }

  .menu_content ul li.header_action a{
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
  }
  
  #menu_btn_check:checked ~ .menu_content {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .sec-2-list li,
  .features-image img,
  .rules-box,
  .rules-list li{
    border-radius: 1.8rem;
  }
  }

/* Scroll fade-in
-------------------------------------------------------------------------------------------------*/
.fade-in{
  opacity: 0;
  transform: translateY(2.4rem);
  transition:
    opacity 0.75s ease var(--fade-delay, 0s),
    transform 0.75s ease var(--fade-delay, 0s);
  will-change: opacity, transform;
}
.fade-in.is-visible{
  opacity: 1;
  transform: translateY(0);
}
.fade-in.fade-only{
  transform: none;
}

/* Body copy
-------------------------------------------------------------------------------------------------*/
@media (max-width: 768px){
  .commerce-law p,
  .fv-copy p,
  .sec-2-lead,
  .sec-2-list li p,
  .service-intro-lead,
  .features-lead,
  .features-list li > p,
  .ai-support-lead,
  .ai-support-card-body p,
  .ai-support-points p,
  .rules-lead,
  .pricing-lead,
  .pricing-unit,
  .faq-lead,
  .faq-answer p,
  .form-lead{
    font-family: inherit;
    font-size: 1.5rem;
  }
}

/* Subtle texture for large blue surfaces */
.fv,
.service-intro,
.pricing,
.form{
  background-image:
    url("../images/back.png"),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160' viewBox='0 0 160 160'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.82' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='.13'/%3E%3C/svg%3E");
  background-position: center center, left top;
  background-size: cover, 160px 160px;
  background-repeat: no-repeat, repeat;
  background-blend-mode: normal, soft-light;
}

@media (max-width: 768px){
  .fv,
  .service-intro,
  .pricing,
  .form{
    background-image:
      url("../images/back_sp.png"),
      url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160' viewBox='0 0 160 160'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.82' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='.13'/%3E%3C/svg%3E");
  }
}

.fv-copy{
  animation: top-fade-in 0.8s ease both;
}
.fv-visual{
  animation: top-fade-in 0.8s ease 0.2s both;
}
@keyframes top-fade-in{
  from{
    opacity: 0;
    transform: translateY(2.4rem);
  }
  to{
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce){
  .fade-in{
    opacity: 1;
    transform: none;
    transition: none;
  }
  .fv-copy,
  .fv-visual,
  .fv-copy h1 .reveal-line,
  .form .submit-btn{
    animation: none;
  }
}