@charset "utf-8";

/*============

index.css

=============*/

/*============
Layout
=============*/
/* ----------
mainttl
---------- */
.mainttl{
  position: relative;
  height: 64rem;
  background-color: #edf4fb;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14rem), 0 100%);
}

.mainttl__ttl-cont{
  padding: 6.4rem 2.4rem 0;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  position: absolute;
  top: 0;
  bottom: 0;
  width: 100%;
}

.mainttl_img{
  width: 100%;
  height: 100%;

  object-fit: cover;
}

.mainttl__first-ttl{
  margin: 0 auto;
  max-width: 1236px;
  width: calc(100vw - 60px);
  text-shadow: 0 3px 5px rgba(0, 0, 0, 0.8);
  color: #fff;
  font-size: max(4.0rem, 36px);
  font-weight: bold;
  line-height: 1.3;
}

/* mainttl__first-ttl 動き */
.mainttl__first-ttl{
  overflow: hidden;
  animation: fadeTtl 3s ease 1s 1 normal;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  will-change: transform, opacity;
}

@keyframes fadeTtl{
  0%{
    transform: scale(1.0, 1.0);
    transform-origin: 22rem 0;
  }
  50%{
    transform: scale(1.04, 1.04);
    transform-origin: 22rem 0;
  }
  100%{
    transform: scale(1.0, 1.0);
    transform-origin: 22rem 0;
  }
}

.mainttl__first-ttl i{
  display: block;
  text-shadow: 0 0.2rem 0.4rem rgba(0, 0, 0, 0.8);
  font-size: max(2.2rem, 20px);
  letter-spacing: 0.1rem;
}

.mainttl__first-ttl b{
  display: block;
  max-width: 44rem;
  width: 100%;
  font-size: 56px;
}

.mainttl__first-ttl b img{
  width: 100%;
  height: auto;
}

.mainttl__first-ttl small{
  margin-top: 0.6rem;
  display: block;
  max-width: 439px;
  font-size: max(1.8rem, 16px);
  font-weight: bold;
  text-align: center;
  letter-spacing: 0.05rem;
}

/* mainttl_img 動き */
.mainttl_img,
.mainttl{
  overflow: hidden;
  animation: fadeBg 3s ease 0s 1 normal;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  will-change: transform, opacity;
}

@keyframes fadeBg{
  from{
    opacity: 0.2;
    transform: scale(1.1);
  }
  to{
    opacity: 1;
    transform: scale(1.0);
  }
}

/*-------------
show-section
--------------*/
.show-nav-list{
  margin: 0 auto;
  padding-top: 4rem;
  position: relative;
  width: 100%;
}

.show-nav-list__item{
  padding: 1.6rem 0.8rem;
  text-align: center;
}

.show-nav-list__item a{
  padding: 0 1.6rem 1.8rem;
  display: block;
  position: relative;
  height: 100%;
  background-color: #fff;
  box-shadow: 0 0.3rem 0.9rem rgba(1, 70, 140, 0.1);
  transition-duration: 0.3s;
  transform: scale(1);
}

.show-nav-list__item a::after{
  content: '';
  position: absolute;
  right: 0.4rem;
  bottom: 0.4rem;
  border-width: 0 0 1.6rem 1.6rem;
  border-color: transparent transparent #addcfe transparent;
}

.show-nav-list__item a:hover::after{
  border-color: transparent transparent #005aaa transparent;
}

.show-nav-list__item a:hover{
  box-shadow: 0 0.3rem 0.9rem rgba(1, 70, 140, 0.8);
  transition: 0.3s ease-in-out;
  transform: scale(1.02);
}

.show-nav-list__icon{
  margin-top: 2.4rem;
  padding: 1rem 1.1rem;
  display: inline-block;
  min-width: 3.2rem;
  border: solid 1px #029ce5;
  background-color: #fff;
  color: #005aaa;
  font-size: max(1.4rem, 12px);
  line-height: 1;
}

.show-nav-list__img{
  margin: 0.8rem auto 0;
  max-width: 24rem;
  width: 100%;
}

.show-nav-list__img img{
  width: 100%;
  height: auto;
}

.show-nav-list__ttl{
  font-size: max(2.2rem, 2rem);
  font-weight: bold;
}

.show-nav-list__ttl i{
  display: block;
  font-size: max(1.6rem, 14px);
}

.show-box__title-unit{
  padding: 0 2.4rem;
  position: relative;
  position: relative;
  width: 100%;
  text-align: center;
}

.show-box__title-unit__inner{
  margin: 0 auto;
  position: relative;
  max-width: 1236px;
  width: 100%;
}

.show-box__title{
  display: inline-block;
}
/* slick */
.slick-arrow{
  overflow: hidden;
  position: relative;
  position: absolute;
  top: 20rem;
  width: 4.4rem;
  height: 4.4rem;
  border: solid 1px #005aaa;
  background-color: #fff;
  text-indent: 100%;
  white-space: nowrap;
  transition: all 0.3s;
}

.slick-prev{
  z-index: 100;
  left: 0;
}

.slick-next{
  right: 0;
}

.slick-next::after{
  content: '';
  margin: auto;
  display: block;
  position: absolute;
  top: 0;
  right: 1.7rem;
  bottom: 0;
  width: 1rem;
  height: 1rem;
  border-top: 2px solid #005aaa;
  border-right: 2px solid #005aaa;
  transition: all 0.3s;
  transform: rotate(45deg);
}

.slick-prev::after{
  content: '';
  margin: auto;
  display: block;
  position: absolute;
  top: 0;
  right: 1.3rem;
  bottom: 0;
  width: 1rem;
  height: 1rem;
  border-top: 2px solid #005aaa;
  border-right: 2px solid #005aaa;
  transition: all 0.3s;
  transform: rotate(-135deg);
}

.slick-prev:hover::after{
  right: 1.6rem;
  transition: all 0.3s;
}

.slick-next:hover::after{
  right: 1.4rem;
  transition: all 0.3s;
}

.slick-dots li.slick-active button::before{
  background-color: #fff;
}

.slider_controls{
  position: relative;
}

.buttons{
  text-align: center;
}

.js_play{
  display: none;
  opacity: 1;
  color: rgba(215, 238, 254, 0.85);
}

.btn-show.js_play{
  display: block;
  opacity: 1;
}

.buttons{
  margin: 0 auto;
  padding: 7px 5px 0 9px;
  display: block;
  box-sizing: border-box;
  position: absolute;
  z-index: 20;
  top: 0;
  right: 0;
  left: 0;
  width: 5.3em;
  height: 100%;
  opacity: 0.8;
  font-size: 1.2rem;
  text-align: center;
  line-height: 1;
}

.buttons div{
  position: absolute;
  top: -10px;
  right: -133px;
}

.buttons a.button{
  color: rgba(215, 238, 254, 1);
}

.buttons a span{
  padding: 0 3px;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 25px;
  height: 25px;
  border: 1px solid #071b36;
  text-align: center;
}

.buttons a.button:hover{
  opacity: 1.0;
  text-decoration: none;
  cursor: pointer;
}

.buttons .button:focus{
  box-sizing: border-box;
  outline: 3px solid #00278c;
  outline-offset: 1px;
}

/* contact-btn */
.show-section .contact-btn--white{
  margin-top: 4.8rem;
}

.show-section .contact-btn--white a{
  width: auto;
}

#main{
  margin: 0 0 -1px;
  padding-bottom: 0;
}

.usage-info{
  margin-top: -2rem;
  padding: 18rem 0;
  background-color: #ecf1f6;
  /* -webkit-clip-path: polygon(0 14rem, 100% 0, 100% calc(100% - 14rem), 0% 100%); */
  clip-path: polygon(0 14rem, 100% 0, 100% calc(100% - 14rem), 0% 100%);
}

/* 製品 */
.products{
  margin-top: -18rem;
  padding: 18rem 0 16rem;
  background-color: #191970;
  /* -webkit-clip-path: polygon(0 14rem, 100% 0, 100% calc(100% - 14rem), 0 100%); */
  clip-path: polygon(0 14rem, 100% 0, 100% calc(100% - 14rem), 0 100%);
  transform: translateY(1px); /* 下部のすきま対策 */
}

.info__header{
  text-align: center;
}

.info__header p{
  margin: 30px 0 50px;
}

/* DAISI 登録商標の説明 */
.trademark-section {
  margin-top: -14rem;
  padding: 14rem 2.4rem 4rem;
  -webkit-clip-path: polygon(0 14rem, 100% 0, 100% 100%, 0 100%);
  clip-path: polygon(0 14rem, 100% 0, 100% 100%, 0 100%);
  transform: translateY(1px); /* 下部のすきま対策 */
  position: relative;
  z-index: -1;
}

.trademark-section__inner {
    margin: 0 auto;
    position: relative;
    max-width: 1236px;
    width: 100%;
}

.trademark-img-list {
    display: flex;
    justify-content: center;
    align-items: center;
}

li.trademark-img-list__item {
    margin: 1.6rem 1.6rem 0;
    max-width: 16rem;
    width: 100%;
}

.trademark-img-list__item img {
    width: 100%;
    height: auto;
}

.trademark-note-list {
   width: fit-content;
   margin: 2.4rem auto 0;
}

.trademark-note-list__item {
  font-size: max(1.3rem, 12px);
  padding-left: max(0.6rem, 8px);
  position: relative;
  text-indent: 0;
  margin-top: 0.2rem;
}

.trademark-note-list__item:lang(ja) {
  padding-left: max(1.3rem, 12px);
}

.trademark-note-list__item::before {
  position: absolute;
  left: 0;
  content: "*";
  font-size: max(1.6rem, 14px);
  line-height: 1.6;
}

.trademark-note-list__item:lang(ja)::before {
  content: "※";
  font-size: max(1.3rem, 12px);
  line-height: 1.8;
}

.slick-dots li button::before {
  background-color: #fff;
  opacity: 0.4;
}

/* ダイシとは */
.about-daisi__img{
  transition-duration: 0.3s;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  width: 100%;
  height: auto;
}

.about-daisi a:hover .about-daisi__img{
  transform: scale(1.05,1.05);
}

.about-daisi{
  position: relative;
  opacity: 0;
  text-align: center;
  animation: fadeup 5s cubic-bezier(0.33, 1, 0.68, 1) 1 forwards;
  animation-delay: 0.5s;
  padding: 3.2rem 3.2rem;
}

@keyframes fadeup{
  0%{
    opacity: 0;
    transform: translateY(10px);
  }
  80%{
    opacity: 1;
  }
  100%{
    opacity: 1;
    transform: translateY(0);
  }
}

.about-daisi a{
  display: inline-block;
}

/* ダイシ概要 */
.daisi-info{
  margin: 30px 0 50px;
}

.daisi-info p{
  margin: 0;
  font-size: 1.8rem;
}

.daisi-info .daisi-info__ttl{
  margin: 0 0 10px;
  color: #00278c;
  font-size: 2.5rem;
  letter-spacing: 0.05em;
}

.number_list{
  margin: 0 0 40px;
}

.number_list li{
  margin: 0 0 0;
  padding-left: 10px;
  font-size: 1.8rem;
  line-height: 1.2;
  vertical-align: middle;
  letter-spacing: 0.02em;
}
.number_list li:not(:last-child){
 margin-bottom: 15px;
}

.number_list li span{
  margin: -1px 0 0;
  padding-right: 10px;
  display: inline-block;
  font-size: 2.5rem;
  vertical-align: middle;
}

.daisi-info p.index_arrow{
  margin: 0 0 40px;
}

.daisi-info__onetime-energy{
  position: relative;
}

.daisi-info__onetime-energy::before{
  content: ' ';
  margin: 0;
  position: absolute;
  top: 20px;
  left: 0;
  width: 136px;
  height: 62px;
  background: url(../img/corner1.svg) no-repeat left top;
}

.daisi-info__onetime-energy::after{
  content: ' ';
  margin: 0;
  position: absolute;
  right: 0;
  bottom: -20px;
  width: 136px;
  height: 62px;
  background: url(../img/corner2.svg) no-repeat right top;
}

/* 用途 */
.usage-list__wrap{
  margin: 20px auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  width: 100%;
  max-width: 1152px;
}

.usdaisi_info_logo{
  margin: 10px 5px 0 -25px;
  padding-top: 0;
  background: transparent;
  text-align: center;
  position: relative;
  width: 250px;
}

.usdaisi_info_logo img{
  width: 100%;
  height: auto;
}

.usdaisi_info_logo::after{
  margin: auto;
  content: '';
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  border-radius: 50%;
  background: transparent;
  animation: pulsation 3s linear infinite;
}

@keyframes pulsation{
  0%{
    box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.7), 0 0 0 0 rgba(255, 255, 255, 0.7);
  }
  40%{
    box-shadow: 0 0 0 50px rgba(255, 255, 255, 0), 0 0 0 0 rgba(255, 255, 255, 0);
  }
  80%{
    box-shadow: 0 0 0 50px rgba(255, 255, 255, 0), 0 0 0 30px rgba(255, 255, 255, 0);
  }
  100%{
    box-shadow: 0 0 0 0 rgba(255, 255, 255, 0),0 0 0 30px rgba(255, 255, 255, 0);
  }
}

.usage-list{
  display: flex;
  flex-wrap: wrap;
  width: 78%;
}

.usage-list li{
  margin: 0 4px;
  opacity: 0;
  transform: translatey(5%);
  width: 19%;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  will-change: transform, opacity;
}

.usage-list li a{
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: #003889;
  font-weight: bold;
  text-align: center;
  transition: all 0.3s ease;
  padding: 50%;
  width: 100%;
  height: 0;
}

.usage-list li a:hover{
  z-index: -1;
  z-index: 500;
  background: #fff;
  transition: all  0.3s ease;
  transform: scale(1.05);
  animation: pulsation2 1.5s linear 1;
}

.usage-list li a span{
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  z-index: 1;
  color: #fff;
  font-size: 2.0rem;
  line-height: 1.3;
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
}

.usage-list li a img{
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0.8;
  transition: all  0.3s ease;
  width: 100%;
  height: auto;
}

.is-fadein .usage-list li:nth-child(1){
  transition: opacity 1.0s ease-out 1s, transform 1.4s ease-out 1s;
}

.is-fadein .usage-list li:nth-child(2){
  transition: opacity 1.0s ease-out 1.3s, transform 1.4s ease-out 1.3s;
}

.is-fadein .usage-list li:nth-child(3){
  transition: opacity 1.0s ease-out 1.6s, transform 1.4s ease-out 1.6s;
}

.is-fadein .usage-list li:nth-child(4){
  transition: opacity 1.0s ease-out 1.9s, transform 1.4s ease-out 1.9s;
}

.is-fadein .usage-list li:nth-child(5){
  transition: opacity 1.0s ease-out 2.2s, transform 1.4s ease-out 2.2s;
}

.is-fadein .usage-list li:nth-child(6){
  transition: opacity 1.0s ease-out 2.5s, transform 1.4s ease-out 2.5s;
}

.is-fadein .usage-list li:nth-child(7){
  transition: opacity 1.0s ease-out 2.8s, transform 1.4s ease-out 2.8s;
}

.is-fadein .usage-list li:nth-child(8){
  transition: opacity 1.0s ease-out 3.1s, transform 1.4s ease-out 3.1s;
}

.is-fadein .usage-list li:nth-child(9){
  transition: opacity 1.0s ease-out 3.4s, transform 1.4s ease-out 3.4s;
}

.is-fadein .usage-list li:nth-child(10){
  transition: opacity 1.0s ease-out 3.7s, transform 1.4s ease-out 3.7s;
}

.is-fadein .usage-list li{
  opacity: 1;
  transform: translateY(0);
}

.usage-list li.active{
  z-index: 10;
}

.usage-list li a:hover img{
  opacity: 1.0;
  transition: all  0.3s ease;
}

@keyframes pulsation2{
  0%{
    box-shadow: 0 0 0 0 rgba(255, 255, 255, 1.0), 0 0 0 0 rgba(255, 255, 255, 1.0);
  }
  40%{
    box-shadow: 0 0 0 20px rgba(255, 255, 255, 0), 0 0 0 0 rgba(255, 255, 255, 0);
  }
  80%{
    box-shadow: 0 0 0 20px rgba(255, 255, 255, 0), 0 0 0 10px rgba(255, 255, 255, 0);
  }
  100%{
    box-shadow: 0 0 0 0 rgba(255, 255, 255, 0),0 0 0 10px rgba(255, 255, 255, 0);
  }
}

/* フェードイン */
.fadein{
  opacity: 0.2;
  transition: all 1.5s;
  transform: translateY(6rem);
}

.fadein.is-fadein{
  opacity: 1;
  transform: translateX(0);
}

.second-ttl{
  padding: 0 0 10px;
  font-size: 3.0rem;
  font-weight: bold;
  text-align: center;
}

.index-section .second-ttl{
  margin: 0;
}

.products .second-ttl{
  color: #fff;
}

.index-link{
  margin: 35px 0 0;
  color: #003889;
  font-size: 1.6rem;
  text-align: center;
}

.index-link a,
.index-link span{
  padding: 15px 35px 15px 45px;
  display: inline-block;
  position: relative;
  border: 1px solid #003889;
  background-image: linear-gradient(135deg, #003889 50%, transparent 50%);
  background-position: 99%;
  background-size: 300%;
  color: #003889;
  text-decoration: none;
  transition: background 500ms ease-in-out, border 0.5s ease, color 0.5s ease;
}

.index-link a::after,
.index-link span::after{
  content: '';
  margin: auto;
  display: block;
  position: absolute;
  top: 0;
  bottom: 0;
  left: 20px;
  width: 0.6rem;
  height: 0.6rem;
  border-top: 1px solid #003889;
  border-right: 1px solid #003889;
  transition: all  0.3s ease;
  transform: rotate(45deg);
}

.about-daisi a:hover .index-link span,
.index-link a:hover{
  background-position: 0;
  color: #fff;
}

.index-link a:hover::after,
.index-link :hover::after{
  border-top: 1px solid #fff;
  border-right: 1px solid #fff;
}

.index-products{
  margin-top: 80px;
}

.index-products a{
  border: 1px solid #fff;
  background-image: linear-gradient(135deg, #fff 50%, transparent 50%);
  color: #fff;
}

.index-products a::after{
  border-top: 1px solid #fff;
  border-right: 1px solid #fff;
}

.index-products a:hover{
  background-color: #fff;
  color: #003889;
}

.index-products a:hover::after{
  border-top: 1px solid #003889;
  border-right: 1px solid #003889;
}

.products .index-link{
  color: #fff;
}

/* footer */
.footer-nav__wrap{
  border-top: none;
}


/*============

Media Queries

=============*/
/*-------------
PC
--------------*/
@media screen and (min-width: 960px){
  /* ダイシ概要 */
  .daisi-info__onetime-energy{
    margin: 0 auto;
    width: 55em;
  }

  /* 用途 */
  .usage-list li:nth-child(6){
    margin-left: 85px;
  }

  .usage-list li:nth-child(10){
    margin-right: -85px;
  }
}

/* 用途一覧 調整 */
@media (max-width: 1300px){
  .usage-list__wrap{
    width: 90%;
  }

  .usdaisi_info_logo{
    width: 21.5517%;
  }

  .usage-list{
    display: flex;
    flex-wrap: wrap;
    width: 78%;
  }

  .usage-list li{
    width: 18%;
  }

  .usage-list li a span{
    font-size: 1.9rem;
  }
}

/*-------------
タブレット
--------------*/
@media (max-width: 959px){
  /* 用途 */
  .usage-list__wrap{
    justify-content: center;
    width: 100%;
  }

  .usage-list{
    width: 61%;
  }

  .usage-list li{
    width: 23%;
  }

  .usage-list li a{
    padding: 50%;
    width: 100%;
    height: 0;
  }

  .usage-list li:nth-child(4){
    margin-left: 64px;
  }

  .usage-list li:nth-child(7){
    margin-right: -64px;
  }

  .usage-list li a span{
    font-size: 2vw;
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
  }

  .usage-list li a img{
    width: 100%;
    height: auto;
  }

  .footer-nav__wrap{
    margin-top: -2px;
  }

}

/* 用途一覧 調整 */
@media (max-width: 767px){
  .usage-list__wrap{
    display: block;
  }

  .usdaisi_info_logo{
    margin: 0 auto 10px;
    width: 250px;
    text-align: center;
  }

  .daisi-info{
    padding: 0 2.4rem;
  }

  .daisi-info__onetime-energy::before,
  .daisi-info__onetime-energy::after{
    width: 100px;
  }

  .second-ttl .br_sp{
    display: inline-block;
  }

  .number_list{
    padding: 0 25px;
  }

  .number_list li{
    margin: 0 0 10px;
    line-height: 1.3;
  }

  .usage-list{
    justify-content: center;
    width: 100%;
  }

  .usage-list li{
    margin: 0 4px 5px;
  }

  .usage-list li:nth-child(4){
    margin-left: 0;
  }

  .usage-list li:nth-child(7){
    margin-right: 0;
  }

  .usage-list li:nth-child(4){
    margin-left: 12%;
  }

  .usage-list li:nth-child(4) a,
  .usage-list li:nth-child(5) a{
    margin-left: -12%;
  }

  .usage-list li{
    width: 30%;
  }

  .usage-list li a span{
    font-size: 2.0rem;
  }
}

/*-------------
スマホ
--------------*/
@media (max-width: 519px){
  .mainttl{
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10rem), 0 100%);
  }

  .usage-info{
    clip-path: polygon(0 10rem, 100% 0, 100% calc(100% - 10rem), 0% 100%);
  }

  .products{
    clip-path: polygon(0 10rem, 100% 0, 100% calc(100% - 10rem), 0 100%);
  }

  /* slick */
  .slick-arrow{
    top: 23rem;
  }

  .slick-dots{
    padding-right: 1em;
    bottom: -6rem;
  }

  /* ダイシとは */
  .about-daisi__img{
    max-width: 48rem;
  }

  .about-daisi .index-link{
    margin: 25px 0 0;
  }

  /* ダイシ概要 */
  .daisi-info{
    margin: 30px 0 0;
  }

  .daisi-info p{
    font-size: 2.1rem;
  }

  .usage-list__wrap{
    margin: 15px auto 20px;
  }

  .usdaisi_info_logo{
    margin: 0 auto 20px;
    width: 33%;
  }

  .usdaisi_info_logo img{
    margin-left: -1%;
  }

  .usage-list li{
    margin: 0 2px -5px;
  }

  .number_list li{
    margin: 0 0 10px;
    font-size: 2.1rem;
    line-height: 1.4;
  }

  .daisi-info__onetime-energy::before,
  .daisi-info__onetime-energy::after{
    width: 50px;
  }

  .index-link{
    font-size: 2.0rem;
  }
}