.fv {
  position: relative;
  height: 700px;
  padding-bottom: 70px;
}

.fv.white {
  color: #fff;
}

.fv .bg {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 0;
}

.fv .bg .sp {
  display: none;
}

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

.fv .inner {
  height: 100%;
  position: relative;
  z-index: 1;
  display: flex;
  gap: 0 80px;
  align-items: center;
}

.fv .text-contents {
  width: 640px;
  transform: translateY(-20px);
  text-align: right;
  padding-left: 140px;
}

.fv.left .inner {
  flex-direction: row-reverse;
}

.fv.left .text-contents {
  text-align: left;
}


.fv .text-contents p {
  font-size: 30px;
  margin-bottom: 20px;
}


.fv .text-contents p:last-of-type {
  font-size: 24px;
  margin-top: 20px;
  margin-bottom: 0;
}

.fv .text-contents h1 {
  font-size: 70px;
  font-weight: normal;
}

.fv .text-contents .btn {
  display: flex;
  gap: 0 10px;
  justify-content: flex-end;
  margin-top: 40px;
  opacity: 0;
  transition: all 1.5s;
}

.fv.left .text-contents .btn {
  justify-content: flex-start;
}

.fv .text-contents.on .btn {
  opacity: 1;
}

.fv .text-contents .btn a {
  color: #fff;
  text-align: center;
  min-width: 130px;
  font-size: 14px;
  padding: 15px 0;
  border-radius: 9999px;
  display: block;
  border: 4px solid #fff;
  background-color: rgba(0, 0, 0, 0.4);
  transition: all .3s ease;
}

.fv .text-contents .btn a:hover {
  color: #000;
  background-color: rgba(255, 255, 255, 0.4);
}

.fv .text-contents .btn p {
  margin-top: 0;
  margin-bottom: 0;
}

.fv .image {
  width: 500px;
  padding-top: 90px;
}

@media all and (max-width: 760px) {
  .title-content .inner h2 {
    line-height: 1.6;
  }

  .fv {
    height: 100vh;
    padding-top: 20vw;
    padding-bottom: 24vw;
    box-sizing: border-box;
  }

  .fv .inner {
    flex-direction: column;
    gap: 20vw 0;
  }

  .fv.left .inner {
    flex-direction: column;
  }

  .fv .text-contents {
    width: 100%;
    padding-left: 0;
  }

  .fv .text-contents p {
    font-size: 6vw;
    margin-bottom: 4vw;
  }

  .fv .text-contents p:last-of-type {
    font-size: 5vw;
    margin-top: 4vw;
  }

  .fv .text-contents h1 {
    font-size: 11vw;
  }

  .fv .text-contents .btn {
    margin-top: 4vw;
  }

  .fv .text-contents .btn p {
    margin-top: 0;
    margin-bottom: 0;
  }

  .fv .text-contents .btn a {
    min-width: 30vw;
    font-size: 3.6vw;
    padding: 3vw 0;
  }

  .fv .bg .pc {
    display: none;
  }

  .fv .bg .sp {
    display: inline;
  }

  .fv .image {
    width: 100%;
    padding-top: 0;
  }

}

/* about */
.about {
  padding-top: 140px;
}

.about h2 {
  font-size: 36px;
  margin-bottom: 90px;
  text-align: center;
  line-height: 1.5;
}

.about h2 span {
  display: inline-block;
  position: relative;
  opacity: 0;
  transition: all 1s ease;
}

.about h2.on span {
  opacity: 1;
}

.about h2 span::after {
  content: '';
  height: 1px;
  background-color: #000;
  width: 100%;
  transform-origin: 50%;
  transform: scaleX(0);
  position: absolute;
  bottom: -30px;
  left: 0;
}

.about h2.on span::after {
  transform: scaleX(1);
  transition: all 1s ease;
}

.about p {
  width: 800px;
  margin: 0 auto;
  font-size: 18px;
  line-height: 2;
}

.about .image-double {
  width: 100%;
  max-width: 800px;
  margin: 40px auto 0;
  display: flex;
  gap: 0 4%;
}

.about .image-double p {
  width: 48%;
  opacity: 0;
  transition: all 1s ease;
}

.about .image-double p.on {
  opacity: 1;
}

@media all and (max-width: 760px) {
  .about {
    padding-top: 10vw;
  }

  .about h2 {
    font-size: 6vw;
    margin-bottom: 12vw;
  }

  .about h2 span::after {
    bottom: -4vw;
  }

  .about p {
    font-size: 4vw;
    width: 100%;
    text-align: left;
  }

  .about .image-double {
    flex-direction: column;
    gap: 8vw 0;
    margin: 10vw auto 0;
  }

  .about .image-double p {
    width: 100%;
  }
}

.youtube {
  width: 100%;
  max-width: 800px;
  margin: 80px auto 0;
  aspect-ratio: 16 / 9;
}

.youtube iframe {
  width: 100%;
  height: 100%;
}

@media all and (max-width: 760px) {
  .youtube {
    margin: 8vw auto 0;
  }
}

.check-list .inner {
  display: flex;
  gap: 0 60px;
  justify-content: center;
}

.check-list .image-box {
  width: 500px;
}

.check-list .image {
  width: 100%;
  opacity: 0;
  transition: all 1s ease;
}

.check-list .image:not(:last-of-type) {
  margin-bottom: 40px;
}

.check-list .image.on {
  opacity: 1;
}

.check-list ul {
  max-width: 840px;
  opacity: 0;
  transition: all 1s ease;
}

.check-list ul.on {
  opacity: 1;
}

.check-list li:not(:last-of-type) {
  margin-bottom: 40px;
}

.check-list .title {
  font-size: 22px;
  background-image: url('/3dp/images/common/check.svg');
  background-position: top left;
  background-size: 20px;
  background-repeat: no-repeat;
  padding-left: 30px;
}

.check-list .text {
  margin-top: 20px;
  font-size: 16px;
  line-height: 2;
  padding-left: 25px;
  font-family: "JMC", "Gothic MB101 JIS2004", sans-serif;
}


@media all and (max-width: 760px) {
  .check-list .inner {
    flex-direction: column;
    gap: 10vw 0;
  }


  .check-list .image-box {
    width: 100%;
  }

  .check-list .image:not(:last-of-type) {
    margin-bottom: 8vw;
  }

  .check-list ul {
    width: 100%;
  }

  .check-list li:not(:last-of-type) {
    margin-bottom: 8vw;
  }

  .check-list .title {
    font-size: 5vw;
    background-size: 5vw;
    padding-left: 6vw;
  }

  .check-list .text {
    margin-top: 4vw;
    font-size: 4vw;
    padding-left: 6vw;
  }
}

.spec {
  padding-top: 140px;
  background-color: #edf6fa;
}


.spec-list {
  width: 1060px;
  margin: 0 auto;
}


.spec-list dl {
  padding: 20px 0;
  background-color: #fff;
  display: flex;
  align-items: center;
  font-size: 14px;
  line-height: 2;
  border-bottom: 1px solid #000;
}

.spec-list dl dt {
  width: 35%;
  padding-left: 30px;
  box-sizing: border-box;
}

.spec-list dl dd {
  width: 65%;
}


@media all and (max-width: 760px) {
  .spec {
    padding: 24vw 0;
  }

  .spec-list {
    width: 100%;
  }

  .spec-list dl {
    padding: 2vw 0;
    font-size: 2.8vw;
  }

  .spec-list dl dt {
    padding-left: 2vw;
  }

  .spec-list dl dd {
    padding-right: 2vw;
  }
}


.learn .inner {
  display: flex;
  justify-content: space-between;
}

.learn .title {
  margin-right: 80px;
  min-width: 180px;
}

.learn .title h2 {
  font-size: 32px;
  line-height: 1.5;
  display: inline-block;
}

.learn .title h2 span {
  display: inline-block;
  position: relative;
  opacity: 0;
  transition: all 1s ease;
}

.learn .title.on h2 span {
  opacity: 1;
}

.learn .title h2 span::after {
  content: '';
  height: 1px;
  background-color: #000;
  width: 100%;
  transform: scaleX(0);
  transform-origin-x: left;
  position: absolute;
  bottom: -5px;
  left: 0;
}

.learn .title.on h2 span::after {
  transform: scaleX(1);
  transition: all 1s ease;
}

.learn .title p {
  font-size: 14px;
  margin-top: 20px;
  opacity: 0;
  transition: all 1s ease;
}

.learn .title.on p {
  opacity: 1;
}


.learn-list {
  width: 1100px;
  display: flex;
  gap: 0 40px;
}

.learn-list li {
  display: flex;
  width: 340px;
  opacity: 0;
  transition: all 1s ease;
}

.learn-list li.on {
  opacity: 1;
}

.learn-list li a {
  display: flex;
  flex-direction: column;
  position: relative;
  align-items: flex-end;
  color: #000;
}

.learn-list li .image {
  aspect-ratio: 34/35;
  width: 100%;
  overflow: hidden;
}

.learn-list li a .image img {
  transform: scale(1);
  transition: all .3s ease;
}

.learn-list li a:hover .image img {
  transform: scale(1.1);
}

.learn-list li .text-box {
  width: 80%;
  box-sizing: border-box;
  padding: 30px 25px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  margin-top: -80px;
  flex-grow: 1;
  z-index: 1;
  background-color: #fff;
}

.learn-list li h3 {
  font-size: 22px;
  margin-bottom: 30px;
}

.learn-list li .text {
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 30px;
}

.learn-list li .link {
  font-size: 14px;
  margin-top: auto;
  position: relative;
  display: inline-block;
}


.learn-list li .link::before,
.learn-list li .link::after {
  content: "";
  position: absolute;
  top: calc(50% - 1.5px);
  right: -25%;
  width: 12px;
  height: 3px;
  border-radius: 9999px;
  background-color: #000000;
  transform-origin: calc(100% - 1.5px) 50%;
  transform: translateX(0);
  transition: all .3s ease;
}


.learn-list li .link::before {
  transform: rotate(45deg);
}

.learn-list li a:hover .link::before {
  transform: translateX(8px) rotate(45deg);
}

.learn-list li .link::after {
  transform: rotate(-45deg);
}

.learn-list li a:hover .link::after {
  transform: translateX(8px) rotate(-45deg);
}


@media all and (max-width: 760px) {
  .learn .inner {
    flex-direction: column;
  }

  .learn .title {
    margin-right: 0;
    margin-bottom: 12vw;
    min-width: initial;
  }

  .learn .title h2 {
    width: 100%;
    font-size: 8vw;
  }

  .learn .title h2 span {
    width: 100%;
  }

  .learn .title p {
    font-size: 3.6vw;
    margin-top: 6vw;
  }

  .learn-list {
    width: 100%;
    gap: 20vw 0;
    flex-direction: column;
  }

  .learn-list li {
    width: 100%;
  }

  .learn-list li .text-box {
    padding: 8vw 6vw;
    margin-top: -20vw;
  }

  .learn-list li h3 {
    font-size: 6vw;
    margin-bottom: 6vw;
  }

  .learn-list li .text {
    font-size: 4vw;
    margin-bottom: 10vw;
    line-height: 2;
  }

  .learn-list li .link {
    font-size: 3.6vw;
    margin-left: auto;
    margin-right: 25px;
  }

  .learn-list li .link::before,
  .learn-list li .link::after {
    width: 3.6vw;
  }
}