/* -- color --*/
.mainv {
  position: relative;
  width: 100%;
  height: 100vh;
}
.mainv h1 {
  font-size: 6.25vw;
  filter: blur(1rem);
  opacity: 0;
  transition: filter 0.6s ease, opacity 0.6s ease;
  transition-delay: 0.6s;
  position: absolute;
  top: 12%;
  left: 8%;
  z-index: 2;
}
.mainv h1 span {
  font-size: 35%;
}
.mainv h1.show {
  filter: blur(0);
  opacity: 1;
}
.mainv .mainv-bg {
  width: 100%;
  height: 100%;
  background: url(../img/top/mainv.png) no-repeat center center/cover;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
  clip-path: polygon(0 0, 0% 0, 0% 100%, 0 100%);
  transition: 0.3s ease-in;
  transition-delay: 0.3s;
}
.mainv .mainv-bg.show {
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
}
.mainv .scroll {
  position: absolute;
  right: 5%;
  bottom: 19rem;
  writing-mode: vertical-rl;
  z-index: 2;
}
.mainv .scroll::before {
  animation: scroll 2s infinite;
  background-color: #000;
  top: 0;
  content: "";
  height: 23rem;
  left: 0;
  margin: auto;
  position: absolute;
  width: 1px;
}
@keyframes scroll {
  0% {
    transform: scale(1, 0);
    transform-origin: 0 0;
  }
  50% {
    transform: scale(1, 1);
    transform-origin: 0 0;
  }
  51% {
    transform: scale(1, 1);
    transform-origin: 0 100%;
  }
  100% {
    transform: scale(1, 0);
    transform-origin: 0 100%;
  }
}

section {
  padding: 30rem 0 0;
}
section .sec-ttl-sub {
  font-size: 1.7708333333vw;
  font-weight: 600;
  margin-bottom: 4rem;
}
section .sec-ttl-sub .strong {
  font-size: 2.8125vw;
}
section .msg-wrap p:not(:last-of-type) {
  margin-bottom: 3rem;
}

h2.sec-ttl .en {
  font-size: 8.75vw;
}

.sec-vision .sec01-wrap {
  justify-content: space-between;
  flex-flow: row-reverse;
  align-items: flex-end;
}
.sec-vision .left-wrap {
  width: 45.8%;
}
.sec-vision .right-wrap {
  width: 50%;
  padding: 0 2% 0 4%;
}
.sec-vision .page-list {
  margin-top: 5rem;
  width: 60%;
  max-width: 40.4rem;
}
.sec-vision .page-list li {
  border-top: 0.1rem solid #000;
}
.sec-vision .page-list li:last-child {
  border-bottom: 0.1rem solid #000;
}
.sec-vision .page-list li a {
  display: block;
  font-size: 2rem;
  font-weight: 600;
  padding: 2rem 2rem 2rem 0;
}

.sec-service {
  position: relative;
}
.sec-service::after {
  content: "";
  width: 100%;
  height: 95.8rem;
  background: url(../img/top/brush01.png) no-repeat center center/cover;
  position: absolute;
  top: -25%;
  left: 0;
  z-index: -1;
}
.sec-service .inner-160 {
  justify-content: space-between;
  align-items: flex-start;
}
.sec-service .right-wrap {
  width: 50%;
}
.sec-service .left-wrap {
  width: 48%;
}
.sec-service .sec-ttl-sub {
  margin-top: 5rem;
}
.sec-service .block-btn {
  margin-top: 5rem;
}

.sec-news {
  position: relative;
}
.sec-news::after {
  content: "";
  width: 85.4rem;
  height: 73.6rem;
  background: url(../img/top/brush02.png) no-repeat center center/cover;
  position: absolute;
  top: 6rem;
  right: 0;
  z-index: -1;
}
.sec-news .inner {
  max-width: 176rem;
  margin: 0 0 0 auto;
}
.sec-news .article-wrap {
  margin-top: 4rem;
  padding: 6rem 5% 9rem;
  background: #fff url(../img/top/news-bg_pc.jpg) no-repeat center center/cover;
}
.sec-news .article-list li {
  border-bottom: 0.1rem solid #000;
  font-size: 1.8rem;
  font-weight: 600;
}
.sec-news .article-list li a {
  width: 100%;
  display: flex;
  align-items: center;
  padding: 3rem 2% 3rem 0;
}
.sec-news .article-list .cate {
  color: #fff;
  font-size: 1.6rem;
  background: #000;
  padding: 0 1.4rem;
  margin: 0 4rem;
}
.sec-news .block-btn {
  margin: 8rem auto 0;
}

.sec-case .splide__slide img {
  height: auto;
  width: 100%;
}
.sec-case .splide__arrows {
  width: 30%;
  max-width: 8.8rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: absolute;
  left: -12rem;
  bottom: 0;
}
.sec-case .splide__arrow {
  width: 4rem;
  height: 4rem;
  border-radius: 0;
  position: relative;
  top: auto;
  left: auto;
  right: auto;
  transform: translateY(0);
  background: #4c4c4c;
  opacity: 1;
}
.sec-case .splide__arrow svg {
  fill: #fff;
}
.sec-case .inner {
  max-width: 170rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin: 0 4% 0 auto;
}
.sec-case .splide-case {
  width: 70%;
}
.sec-case .splide__slide {
  background: #fff;
  border: 0.1rem solid #000;
}
.sec-case .splide__slide a {
  display: block;
  padding: 3rem;
}
.sec-case .splide__slide .case-ttl {
  font-size: 2.4rem;
  font-weight: 600;
  margin-top: 2rem;
}

.sec-recruit {
  padding-bottom: 30rem;
}
.sec-recruit a {
  color: #fff;
  display: block;
  background: url(../img/top/recruit-bg.jpg) no-repeat center center/cover;
  text-align: center;
  padding: 4rem;
}
.sec-recruit a:hover .view::after {
  right: -0.5rem;
}
.sec-recruit h2.sec-ttl {
  padding-right: 0;
}
.sec-recruit h2.sec-ttl .en {
  font-size: 8.75vw;
}
.sec-recruit .intro {
  margin: 2rem 0;
}
.sec-recruit .view {
  display: inline-block;
  position: relative;
  padding-right: 4rem;
}
.sec-recruit .view::after {
  content: "";
  width: 1.6rem;
  height: 1.6rem;
  border-right: 0.1rem solid #fff;
  border-bottom: 0.1rem solid #fff;
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%) rotate(-45deg);
  transition: 0.3s;
}

@media screen and (max-width: 1024px) {
  .mainv h1 {
    font-size: 10vw;
    left: 4%;
    top: 18%;
  }
  .mainv .mainv-bg {
    background: url(../img/top/mainv_sp.png) no-repeat center center/cover;
  }
  section {
    padding: 24vw 0 0;
  }
  section .sec-ttl-sub {
    font-size: 3.4vw;
  }
  section .sec-ttl-sub .strong {
    font-size: 5.4vw;
  }
  h2.sec-ttl .en {
    font-size: 14vw;
  }
  .sec-vision .sec01-wrap {
    display: block;
  }
  .sec-vision .right-wrap {
    width: 100%;
    padding: 0 4%;
    margin-top: 8vw;
  }
  .sec-vision .left-wrap {
    width: 92%;
    margin: 10vw auto 0 0;
  }
  .sec-vision .page-list {
    width: 100%;
    max-width: 100%;
  }
  .sec-service .inner-160 {
    display: block;
  }
  .sec-service .left-wrap {
    width: 100%;
  }
  .sec-service .right-wrap {
    width: 72%;
    margin: 10vw auto 0;
    text-align: center;
  }
  .sec-service .block-btn {
    margin: 8vw auto 0;
  }
  .sec-news .inner {
    width: 96%;
  }
  .sec-news .article-wrap {
    padding: 4vw 4vw 8vw;
    margin-top: 4vw;
  }
  .sec-news .article-list li {
    font-size: 1.6rem;
  }
  .sec-news .article-list li a {
    padding: 3vw 3vw 3vw 0;
  }
  .sec-news .article-list .cate {
    margin: 0 4vw;
    font-size: 1.4rem;
  }
  .sec-news .block-btn {
    margin: 8vw auto 0;
  }
  .sec-case .splide__track {
    display: flex;
  }
  .sec-case .splide-case {
    width: 100%;
    padding-bottom: 10vw;
    margin-top: 6vw;
  }
  .sec-case .splide__arrows {
    left: auto;
    right: 0;
    bottom: 0;
  }
  .sec-case .inner {
    display: block;
  }
  .sec-case .splide__slide a {
    padding: 3vw;
  }
  .sec-case .splide__slide .case-ttl {
    font-size: 1.8rem;
    margin-top: 2vw;
  }
  .sec-recruit {
    padding-bottom: 26vw;
  }
  .sec-recruit a {
    padding: 4vw;
  }
  .sec-recruit .intro {
    margin: 2vw 0;
  }
}
@media screen and (max-width: 750px) {
  .mainv h1 {
    font-size: 13.8666666667vw;
  }
  .mainv h1 span {
    font-size: 42%;
  }
  section {
    padding: 30vw 0 0;
  }
  section .sec-ttl-sub {
    font-size: 1.6rem;
    margin-bottom: 8vw;
  }
  section .sec-ttl-sub .strong {
    font-size: 6.4vw;
  }
  section .msg-wrap p:not(:last-of-type) {
    margin-bottom: 6vw;
  }
  h2.sec-ttl .en {
    font-size: 16.5333333333vw;
  }
  .sec-vision .right-wrap {
    padding: 0 8%;
  }
  .sec-vision .left-wrap {
    margin: 12vw auto 0 0;
  }
  .sec-vision .page-list {
    margin-top: 12vw;
  }
  .sec-vision .page-list li a {
    font-size: 1.4rem;
    padding: 3vw 4vw 3vw 0;
  }
  .sec-service::after {
    height: 64.2rem;
    background: url(../img/top/brush01_sp.png) no-repeat center center/cover;
    top: -30%;
  }
  .sec-service .sec-ttl-sub {
    font-size: 6.4vw;
    margin-top: 8vw;
  }
  .sec-service .right-wrap {
    width: 100%;
    margin: 14vw auto 0;
  }
  .sec-service .block-btn {
    margin: 14vw auto 0;
  }
  .sec-news::after {
    width: 76%;
    height: 26.3rem;
  }
  .sec-news .article-wrap {
    margin-top: 8vw;
  }
  .sec-news .article-list li {
    font-size: 1.4rem;
  }
  .sec-news .article-list li a {
    flex-flow: wrap;
    padding: 4vw 4vw 4vw 0;
  }
  .sec-news .article-list li .article-ttl {
    width: 100%;
    margin-top: 1.6vw;
  }
  .sec-news .article-list .cate {
    margin: 0 0 0 6vw;
    line-height: 1.6;
  }
  .sec-news .block-btn {
    margin: 12vw auto 0;
  }
  .sec-case .splide-case {
    padding-bottom: 16vw;
    margin-top: 12vw;
  }
  .sec-case .splide__slide a {
    padding: 4vw;
  }
  .sec-case .splide__slide .case-ttl {
    margin-top: 3vw;
    font-size: 1.6rem;
  }
  .sec-recruit {
    padding-bottom: 30vw;
  }
  .sec-recruit h2.sec-ttl .en {
    margin-bottom: 2vw;
  }
  .sec-recruit a {
    padding: 10vw 4vw;
  }
  .sec-recruit .intro {
    margin: 4vw 0;
  }
  .sec-recruit .view {
    padding-right: 8vw;
  }
}