@charset "UTF-8";
@import url("https://fonts.googleapis.com/css2?family=Roboto:ital@1&display=swap");
/*----------------------------------------------------- */
/*  base           */
/*----------------------------------------------------- */
body {
  background: #fff;
  font-family: "游ゴシック体", YuGothic, "游ゴシック Medium", "Yu Gothic Medium", "游ゴシック", "Yu Gothic", "メイリオ", sans-serif;
  color: #000;
  font-size: 16px;
  line-height: 1.6;
  position: relative;
  overflow: hidden;
}

[data-loading="true"] {
  overflow: auto;
}

a {
  color: #000;
  text-decoration: none;
}

.fuwatAnime {
  -webkit-animation-fill-mode: both;
  -ms-animation-fill-mode: both;
  animation-fill-mode: both;
  -webkit-animation-duration: 1.5s;
  -ms-animation-duration: 1.5s;
  animation-duration: 1.5s;
  -webkit-animation-name: fuwatAnime;
  -ms-animation-name: fuwatAnime;
  animation-name: fuwatAnime;
  visibility: visible !important;
}

@-webkit-keyframes fuwatAnime {
  0% {
    opacity: 0;
    -webkit-transform: translateY(30px);
  }
  100% {
    opacity: 1;
    -webkit-transform: translateY(0);
  }
}
@keyframes fuwatAnime {
  0% {
    opacity: 0;
    -webkit-transform: translateY(30px);
    -ms-transform: translateY(30px);
    transform: translateY(30px);
  }
  100% {
    opacity: 1;
    -webkit-transform: translateY(0);
    -ms-transform: translateY(0);
    transform: translateY(0);
  }
}

img {
  width: auto;
  height: auto;
  max-width: 100%;
}

.u-sp {
  display: none;
}

@media screen and (max-width: 768px) {
  body {
    font-size: 14px;
  }

  .u-pc {
    display: none;
  }

  .u-sp {
    display: block;
  }
}
/*----------------------------------------------------- */
/*  loading           */
/*----------------------------------------------------- */
#is-loading {
  display: block;
  position: fixed;
  width: 100vw;
  height: 100vh;
  top: 0px;
  left: 0px;
  background: #FFF;
  z-index: 100;
  display: flex;
  justify-content: center;
  align-items: center;
}

.loading_wrap {
  width: 35%;
}

#loading {
  z-index: 9;
  width: 100%;
  height: 0;
  padding-top: 46.51%;
  overflow: hidden;
  position: relative;
  margin-top: -5%;
  background: #fff;
}
#loading video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

@media screen and (max-width: 768px) {
  .loading_wrap {
    width: 80%;
    margin-top: -10%;
  }
}
/*----------------------------------------------------- */
/*  header           */
/*----------------------------------------------------- */
header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 2;
  width: 100%;
  height: 340px;
  background-color: rgba(255, 255, 255, 0.95);
  /*transition: .5s;*/
  display: flex;
  justify-content: center;
  align-items: center;
}
@media screen and (min-width: 769px) {
  header {
    background-color: rgba(255, 255, 255, 0.5);
    -webkit-backdrop-filter: blur(8px) brightness(180%);
    backdrop-filter: blur(8px) brightness(180%);
  }
}
@media all and (-ms-high-contrast: none) {
  header {
    background-color: rgba(255, 255, 255, 0.95) !important;
  }
}
@-moz-document url-prefix() {
  header {
    background-color: rgba(255, 255, 255, 0.95) !important;
  }
}
header .circle {
  width: 98px;
  height: 0;
  padding-bottom: 98px;
  position: absolute;
  top: 0;
  right: -120px;
  /*transition: .5s;*/
}
header .circle video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
header .circle::after {
  box-sizing: content-box;
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  width: calc(100% - 4px);
  height: calc(100% - 4px);
  border: 4px solid #fff;
  border-radius: 100px;
}

.logo {
  width: 700px;
  padding: 40px 0 0;
  position: relative;
  text-align: center;
  margin-left: -1%;
  /*transition: .5s;*/
}
.logo h1 {
  /*transition: .5s;*/
  margin-bottom: 20px;
}
.logo p {
  width: 520px;
  /*transition: .5s;*/
  margin: 0 auto;
  text-align: center;
}

.is-animation .logo {
  transform: scale(0.35);
}

header.is-animation {
  height: 120px;
}

@media screen and (max-width: 768px) {
  header {
    height: 200px;
  }
  header .circle {
    width: 30px;
    padding-bottom: 30px;
    top: 0px;
    right: -35px;
  }

  .logo {
    margin-top: 30px;
    width: 75%;
    padding: 10px 0 0;
    margin-left: -5%;
  }
  .logo h1 {
    /*transition: .5s;*/
    margin-bottom: 5px;
  }
  .logo p {
    width: 80%;
  }

  .is-animation .logo {
    transform: scale(0.6);
  }

  header.is-animation {
    padding-top: 0;
    height: 70px;
  }
}
/*----------------------------------------------------- */
/*  contents           */
/*----------------------------------------------------- */
.contents {

  margin: 0 auto;
}

.inner {
  box-sizing: content-box;
  max-width: 1000px;
  padding: 0 4%;
  margin-right: auto;
  margin-left: auto;
}

.cmn_ttl {
  font-family: 'Roboto', sans-serif;
  font-style: italic;
  font-size: 42px;
  text-align: center;
}
.cmn_ttl span {
  padding: 0 42px;
  background: url(../images/pic_circle.png) top right no-repeat;
  background-size: 30px;
}

@media screen and (max-width: 768px) {
  .contents {

    margin: 0 auto;
  }

  .inner {
    box-sizing: border-box;
    max-width: 100%;
    padding: 0 4%;
  }

  .cmn_ttl {
    font-size: 24px;
  }
  .cmn_ttl span {
    padding: 0 20px;
    background: url(../images/pic_circle.png) top right no-repeat;
    background-size: 16px;
  }
}
/*----------------------------------------------------- */
/*  intro           */
/*----------------------------------------------------- */
.intro {
  padding: 350px 0 140px;
  background: #fff;
}
.intro figure {
  max-width: 460px;
  margin: 0 auto;
}

@media screen and (max-width: 768px) {
  .intro {
    padding: 220px 0 60px;
  }
  .intro figure {
    width: 80%;
    margin: 0 auto;
  }
}
/*----------------------------------------------------- */
/*  topics           */
/*----------------------------------------------------- */
.topics {
  padding: 80px 0 120px;
  background: #f8f8f8;
}
.topics .cmn_ttl {
  margin-bottom: 60px;
}
.topics ul {
margin-left: auto;
margin-right: auto;
width: 100%;
max-width:700px;
}
.topics li {
border-bottom:1px solid #ccc;
padding:24px 0;

}
.topics li a {
  display: inline-block;
  text-decoration: underline;
  color: #2164b9;
  transition: .3s;
}
.topics li a[target="_blank"]::after {
  display: inline-block;
  margin-left: 0.5em;
  width: 1em;
  height: 1em;
  background: url("../images/icon_blank.svg") no-repeat center center;
  background-size: contain;
  vertical-align: middle;
  content: "";
}
.topics li a:hover {
  opacity: .7;
}
.topics li .date {
  color: #999999;
  font-size: 13px;
  margin-bottom: 10px;
}
.topics li h3 {
  font-weight: bold;
  font-size: 16px;
  margin-bottom: 10px;
}
.explanation{
  font-size:13px;
}

@media screen and (max-width: 768px) {
  .topics {
    padding: 50px 0 60px;
  }
  .topics .cmn_ttl {
    margin-bottom: 30px;
  }
  .topics ul {
    flex-direction: column;
  }
  .topics li {
    width: 100%;
  }
  .topics li figure {
    margin-bottom: 10px;
    height: 200px;
  }
  .topics li .date {
    font-size: 16px;
    margin-bottom: 16px;
  }
  
  .topics li h3 {
    font-size: 13px;
    margin-bottom: 24px;
  }
}

/*----------------------------------------------------- */
/*  about           */
/*----------------------------------------------------- */
.about {
  padding: 80px 0 120px;
  background:url(../images/bg_circle.png) #fff -250px -250px no-repeat;

}
.about .cmn_ttl {
  margin-bottom: 100px;
}
.about .cmn_ttl b {
  font-size: 28px;
  padding-left: 10px;
}
.about p {
  font-size: 18px;
  line-height: 2.7;
  text-align: center;
  font-weight: bold;
}
.about p + p {
  margin-top: 30px;
}

@media screen and (max-width: 768px) {
  .about {
    padding: 50px 0 60px;
    background: url(../images/bg_circle.png) #fff -100px -100px no-repeat;
    background-size: 80%;
  }
  .about .cmn_ttl {
    margin-bottom: 50px;
  }
  .about .cmn_ttl b {
    font-size: 14px;
  }
  .about p {
    font-size: 14px;
    line-height:2.57;
    max-width:300px;
    margin-left: auto;margin-right: auto;
  }
  .about p br {
    display: none;
  }
}

/*----------------------------------------------------- */
/*  why           */
/*----------------------------------------------------- */

.why{

  background-color: #fff;
}
.section_ttl{
  font-size: 26px;
  font-weight: bold;
  text-align: center;

}
.section_ttl span{
  font-family: "Noto Serif", serif;
  margin-right: 8px;
  font-style: italic;
}

.section-lead{
  color:#999;
font-size: 14px;
text-align: center;
margin-top: 4px;}

.why img{
  margin-top: 48px;  margin-bottom: 80px;
  width:100%;
}

@media screen and (max-width: 768px) {
  .why{
    padding-top:80px;
  }
}
/*----------------------------------------------------- */
/*  vision           */
/*----------------------------------------------------- */


.vision__lead{
  position: relative;
  font-weight: bold;
  font-size: 15px;
}

.vision__lead::before{
  content:"";
  width:30px;
  height:30px;
  background-image:url("../images/pic_circle.png");
  background-size: cover;
  position: absolute;
  top:-15px;
  left:-15px;
  z-index:-1;
}
.vision__text{
  font-weight: bold;
  font-size: 15px;
  line-height:1.666;
}


.vision__box{
  height: 80vh;
  padding: 40px 0 0;
  position: relative;
}

.vision__box:before{
  content:"";
  width:100%;
  height:100%;
  background-image:url("../images/Vision-bg.png"),url("../images/Vision-bg02.png"),linear-gradient(to bottom, #fff, #fff 10%,#eaeaea) ;
  background-size:contain, 182px, 100%;background-position:100% bottom, center 150px ,center center;
  background-repeat: no-repeat;
  position: fixed;
  top:0;
   left:0;
   z-index:-1;
}
.vision__box .inner{
  display: flex;
  align-items: center;
  height:inherit;
}

.vision__contents{
  width:300px;
  margin-left:-30px;
  text-align: left;

}
.vision__contents .cmn_ttl{
  text-align: left;
}

#box3{
  padding-bottom: 1400px;
}



.js-01,.js-02,.js-03{
  opacity:0;

}


@media screen and (max-width: 768px) {
  .vision__box{
    height: auto;
  }
  
  .vision__box:before{
    background-image:url("../images/Vision-bg-sp.png"),url("../images/Vision-bg02.png"),linear-gradient(to bottom, #fff, #fff 10%,#eaeaea) ;
    background-size: clamp(50vh, 120%, 55vh), 182px, 100%;
    background-position:center bottom, center 100px ,center center;
  
   
  }
  .vision__box .inner{
    align-items: flex-start;

  }
  .vision__contents{
    margin-top: 170px;
width:90%;
margin-left: auto;
margin-right: auto;
margin-bottom: 200px;

  }
}
/*----------------------------------------------------- */
/*  case           */
/*----------------------------------------------------- */
.bg{
  background-color: #fff; 
  z-index:2;
}
.case{
  padding-top: 200px;
  background-color: #fff;
}
.cmn_subttl{
  font-size: 15px;
  font-weight: bold;
  text-align: center;
}
.case-items{
  width:100%;
  display: flex;
  justify-content: space-between;
  margin:80px auto;
}

.case-item{
  width:31%;
  padding:20px;
  text-align: center;
  box-shadow:#ccc 0 0 4px;
  border-radius: 12px;
}
.case-item__case{
font-family: 'Noto Serif', Serif;
font-style: italic;
color:#999;
font-size: 16px;
}

.case-item__case span{
  font-family: 'Roboto', sans-serif;
  font-size: 24px;
  margin-left: 10px;

  }



.case-item__ttl{
  font-size: 18px;
  font-weight: bold;
  height: 2em;

}
.case-item__img img{
  width:193px;
  aspect-ratio: 1 / 1;
  border-radius:50%;
  margin-top: 20px;
}

.detail-btn{
  margin-top: 20px;
  border:#999 1px solid;
  border-radius:3px;
  display: inline-block;
  height:32px;
  box-sizing: border-box;

}

.detail-btn a{
  display: block;
  font-weight: bold;
  font-size: 14px;
  padding:0 32px;
  line-height:31px;



}
.detail-btn a:hover{
  background-color: #eee;
  transition: .3s;
  border-radius:3px;
  height:calc(100% - .5px);
}

@media screen and (max-width: 768px) {
  .case{
    padding-top: 100px;
  }
  .case-items{
    flex-direction:column;
    grid-gap:40px 0;

  }
  .case-item{
    width:100%;
  }
}

/*  modal           */
.p-modal{
  display: none;
  height: 100vh;
  position: fixed;
  top: 0;
  width: 100%;
  z-index:100;
}
.p-modal__bg{
  background: rgba(0,0,0,0.8);
  height: 100vh;
  position: absolute;
  width: 100%;

}
.p-modal__container{
  background: #fff;
  left: 50%;
  position: absolute;
  top: 50%;
  transform: translate(-50%,-50%);
  width: 90%; 
  max-width:1076px; 
  height:90%;
  overflow-y:scroll; 
  border-radius:8px;
}

.p-modal__case{
  font-family: 'Noto Serif', Serif;
  font-style: italic;
  color:#999;
  font-size: 31px;
  position: absolute;
  top:34px;
  left:32px;
  }
  
  .p-modal__case span{
    font-family: 'Roboto', sans-serif;

    margin-left: 10px;
  
    }
  
.p-modal__closebtn{
  width:40px;
  font-size:12px;
  text-align:center;
  position: sticky;
  top:10px;
  margin-right:20px;
  margin-left:auto;
  z-index:5;
  cursor: pointer;
}
.p-modal__closebtn span{
  width:40px;
  height:40px;
  display: block;
  position: relative;
}
.p-modal__closebtn span::before,.p-modal__closebtn span::after{
  content:"";
  width:100%;
  height:1px;
  background-color: #000;
  position: absolute;
  top:14px;
  left:0;
}

.p-modal__closebtn span::before{
  transform:rotate(45deg);
}
.p-modal__closebtn span::after{
  transform:rotate(-45deg);
}


.p-modal__content{
  max-width:906px;
  width:100%;
  margin-left: auto;margin-right: auto;
  padding:0 15px; 
  margin-top: 38px;
}

.p-content__title{
  font-size: 27px;
  font-weight: bold;
  text-align: center;
}

.p-content__text{
  font-size: 15px;
  font-weight: bold;
  margin-top: 60px;
  text-align: center;
  line-height:2.73;
  letter-spacing:.01em;
}

.p-content__imgttl{
  font-size: 15px;
  font-weight: bold;
  margin-top: 80px;
  text-align: center;
}

/*  modal 01           */
.p-howto{
  margin-top: 164px;
}

.p-howto__mainttl{
  font-size: 24px;
  font-weight: bold;
  text-align: center;
}


.p-howto__container{
  margin-top: 56px;
  margin-bottom:120px ;
}
.p-howto__row{
  display: flex;
  align-items: center;justify-content: space-between;
  grid-gap:20px;
}
.p-howto__row:not(:first-child){
  margin-top: 140px;
}
.p-howto__row:nth-child(2){
  flex-direction:row-reverse;
}
.p-howto__box{
  margin-left: calc((100 / 1280)*100%);
  flex:1;
  max-width:336px;
  width:100%;
}

.p-howto__row:nth-child(2) .p-howto__box{
  margin-left: auto;
  margin-right: calc((100 / 1280)*100%);
}

.p-howto__number{
  font-size: 24px;
  font-weight: bold;

}
.p-howto__ttl{
  font-family: "Noto Serif", serif;
  font-style: italic;
  font-size: 46px;
  text-align: left;
}
.p-howto__subttl{
  font-size: 15px;
  font-weight: bold;
  margin-top: 10px;
}
.p-howto__text{
  font-size: 15px;
  font-weight: bold;
  letter-spacing: .01em;
  line-height:2;
  margin-top: 47px;

}
.p-howto__img{
width:100%;
  max-width:560px;

  flex:1;
}
.p-howto__img img{
  aspect-ratio: 560 / 315;
}

@media screen and (max-width: 768px) {
.p-content__title{
font-size: 20px;
}
  .p-content__text{
    line-height:1.8;

  }
  .p-howto__row{
   flex-direction:column !important;
  }
  .p-howto__box{
    margin-left:0px;
    width:calc(100% - 30px)
  }
  .p-howto__row:nth-child(2) .p-howto__box{
    margin-left:auto;
    margin-right: auto;
    width:calc(100% - 30px);
    
  }
}
/*  modal 02          */
.p-wellbeing__row{
  margin-top: 72px;
  display: flex;
  grid-gap:0 24px;
  align-items: flex-end;
}

.p-wellbeing__box{
  max-width:276px;
  width:33%;
  text-align: center;
}
.p-wellbeing__ttl{
  font-family: "Noto Serif",serif;
  font-style: italic;
  font-size: 20px;
  position: relative;
  min-height:54px;
}

.p-wellbeing__ttl:before{
content:"";
width:24px;
height:2px;
background-color: #000;
position:absolute;
top:-12px;
left:50%;
transform:translateX(-50%);
}
.p-wellbeing__text{
  margin-top: 32px;
  font-size: 14px;
  line-height:1.857;
  letter-spacing:.01em;
  font-weight: bold;
}

.p-wellbeing__circle{
  width:100%;
  aspect-ratio: 1/1;
  background-color:#fafafa;
  border-radius: 50%;
  text-align: center;
  display: flex;
  flex-direction:column;
  justify-content: center;
  align-items: center;
  margin-top: 30px;
}

.p-wellbeing__subttl{
font-size: 15px;
font-weight: bold;
letter-spacing: .01em;

}

.p-wellbeing__ex{
font-size: 14px;
font-weight: bold;
letter-spacing: .01em;
color:#999;
}

.p-wellbeing__circle img{
  width:61.2%;
  margin-top: 28px;
}

.p-wellbeing__arrow{
  width:52px;
  margin-top:20px;
  margin-left: auto;margin-right: auto;
}

.p-wellbeing__text{
  font-size:14px;
  font-weight: bold;
  letter-spacing: .01em;
  line-height:1.857;
}

.p-wellbeing__text span{
  color:#2164B9;
}

.p-factor{
  margin-top: 72px;
  border:#f7f7f7 2px solid;
  border-radius: 10px;
  padding: 48px 0;
  margin-bottom: 80px;
}

.p-factor__ttl{
  font-size: 15px;
font-weight: bold;
letter-spacing: .01em;
text-align: center;
}

.p-facotr__container{
  margin-top: 48px;
  display: flex;
  grid-gap:0 24px;
  align-items: flex-end;
}

.p-factor__box{
  max-width:276px;
  width:33%;
  text-align: center;
}
.p-factor__subttl{
font-size: 18px;
font-weight: bold;
letter-spacing: .01em;
}
.p-factor__ex{
font-size: 15px;
font-weight: bold;
color:#999;
letter-spacing: .01em;
margin-top: 12px;
}
.p-factor__items{
  margin-top: 32px;
  max-width:201px;
  margin-left: auto;margin-right: auto;
}
.p-factor__item{
  background-color: #fafafa;
  border-radius:4px;
  font-size: 14px;
  height:38px;
  line-height:38px;
  font-weight: bold;
  letter-spacing: .01em;
}
.p-factor__item + .p-factor__item{
  margin-top: 12px;
}

@media screen and (max-width: 768px) {
.p-wellbeing__row{
  flex-direction:column;
}

.p-wellbeing__box{
  width:100%;
  max-width:400px;
  margin-top: 80px;
  margin-left: auto;margin-right: auto;
}
.p-facotr__container{
  flex-direction:column;
}
.p-factor__box{
  width:100%;
  max-width:500px;
  margin-top: 80px;
  margin-left: auto;
  margin-right: auto;
}
}


/*  modal 03          */

.p-cluster{
  margin-top: 120px;
  margin-bottom: 80px;

}
.p-cluster__ttl{
  font-size: 20px;
  letter-spacing: .02em;
  line-height:1.85;
  font-weight: bold;
  text-align: center;
}
.p-cluster__container{
  display: flex;
  flex-wrap:wrap;
  grid-gap:32px 24px;
  justify-content: center;
  margin-top: 40px;

}
.p-cluster__circle{
  max-width:276px;
  width:33%;
  aspect-ratio: 1/1;
  text-align: center;
  background-color: #FaFaFa;
  border:#FaFaFa 2px solid;
  border-radius: 50%;
  overflow:hidden;
  display: flex;
  justify-content: center;align-items: center;
  flex-direction:column;
  position: relative;
}

.p-cluster__subttl{
  font-size: 15px;
  letter-spacing: .01em;
  line-height:1.533;
  font-weight: bold;
}

.p-cluster_ex{
  font-size: 14px;
  letter-spacing: .01em;
  font-weight: bold;
  color:#999;
  margin-top: 17px;
  margin-bottom: 50%;
}

.p-cluster__circle img{
  width:100%;
  position: absolute;
  top:0;left:0;

}
@media screen and (max-width: 768px) {
  .p-cluster__container{
    flex-direction:column;
  }
  .p-cluster__circle{
    width:100%;
    max-width:360px;
    margin-left: auto;
    margin-right: auto;

  }
}
/*----------------------------------------------------- */
/*  member           */
/*----------------------------------------------------- */
.member {
  padding: 80px 0 40px;
}
.member .cmn_ttl {
  margin-bottom: 100px;
  font-size: 32px;
  font-weight: bold;
  font-style: italic;
}
.member .cmn_ttl span {
  padding: 10px 42px 0;
}


.member-large {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
grid-gap:80px;
}

.member-medium {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 80px;
  grid-gap: 80px 80px;
  }

.member-large li {
  width: 50%;
  max-width:326px;
}

.member-medium li {
  width: 33%;
  max-width:256px;
} 
.member li figure {
  width: 100%;
  aspect-ratio:1/1;
  margin: 0 auto 24px;
}
.member li figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.member li h3 {
  text-align: center;
  font-weight: bold;
  font-size: 20px;
}

.member li .position {
  font-size: 13px;
  text-align: center;
  margin-bottom: 10px;
  color:#999;
}
.member li .profile{
  font-size: 14px;
  line-height:1.928;
  letter-spacing: .02em;
  text-align: center;
  
}


summary {
  cursor: pointer;
}
summary::marker {
  display:none;
  color: transparent;
}

.profile .open summary{
display:none;
}

.member li .profile a {
  text-decoration: underline;
}
.member li .profile a:hover {
  text-decoration: none;
}



/*続きを読む　の折りたたみ*/
.grad-btn {
  color:#999;
font-size: 13px;
padding-top:10px;
cursor: pointer;
}
.grad-btn::before {
  content: "続きを読む ▼"
}
.grad-item {
  position: relative;
  overflow: hidden;
  height: 80px; /*隠した状態の高さ*/
}
.grad-item::before {
  display: block;
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 80px; /*グラデーションで隠す高さ*/
  background: -webkit-linear-gradient(top, rgba(255,255,255,0) 0%, rgba(255,255,255,0.9) 80%, rgba(255,255,255,0.9) 80%, #fff 100%);
  background: linear-gradient(top, rgba(255,255,255,0) 0%, rgba(255,255,255,0.9) 80%, rgba(255,255,255,0.9) 80%, #fff 100%);
  content: "";
}
.grad-trigger {
  display: none; /*チェックボックスは常に非表示*/
}
.grad-trigger:checked ~ .grad-btn::before {
  content: "閉じる　▲" /*チェックされていたら、文言を変更する*/
}
.grad-trigger:checked ~ .grad-item {
  height: auto; /*チェックされていたら、高さを戻す*/
}
.grad-trigger:checked ~ .grad-item::before {
  display: none; /*チェックされていたら、grad-itemのbeforeを非表示にする*/
}



@media screen and (max-width: 768px) {
  .member {
    padding: 30px 0;
  }
  .member .cmn_ttl {
    margin-bottom: 50px;
    font-size: 24px;
    font-weight: bold;
    font-style: italic;
  }
  .member .cmn_ttl span {
    padding: 5px 25px 0;
  }
  .member ul {
    flex-direction: column;
  }
  .member li {
    width: 100%;
    margin-bottom: 20px;
    margin-left: auto;margin-right: auto;
    max-width:326px;
    padding-bottom: 20px;
    border-bottom: 1px solid #ccc;
  }
  .member li h3 {
    font-size: 14px;
  }
  .member li h3 span {
    display: block;
    font-weight: normal;
    font-size: 12px;
  }
  .member li .position {
    font-size: 12px;
  }
}
/*----------------------------------------------------- */
/*  relation           */
/*----------------------------------------------------- */
.relation {
  padding: 80px 0 120px;
  background: #f8f8f8;
}
.relation .cmn_ttl {
  margin-bottom: 100px;
  font-size: 32px;
  font-weight: bold;
  font-style: italic;
}
.relation .cmn_ttl span {
  padding: 10px 42px 0;
}
.relation ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
}
.relation li {
  width: 30%;
}
.relation li a {
  display: block;
  width: 100%;
  height: 100%;
  transition: .3s;
}
.relation li a:hover {
  opacity: .7;
  text-decoration: none;
}
.relation li figure {
  width: 140px;
  height: 140px;
  margin: 0 auto 10px;
}
.relation li figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.relation li h3 {
  font-size: 18px;
  font-weight: bold;
  text-align: center;
}
.relation li h3 span {
  font-size: 14px;
}

@media screen and (max-width: 768px) {
  .relation {
    padding: 50px 0 60px;
  }
  .relation .cmn_ttl {
    margin-bottom: 50px;
    font-size: 20px;
    font-weight: bold;
    font-style: italic;
  }
  .relation .cmn_ttl span {
    padding: 5px 25px 0;
  }
  .relation li {
    width: 50%;
  }
  .relation li figure {
    margin: 0 auto 10px;
  }
  .relation li h3 {
    font-size: 14px;
  }
  .relation li h3 span {
    font-size: 12px;
  }
}
/*----------------------------------------------------- */
/*  contact           */
/*----------------------------------------------------- */
.contact {
  padding: 80px 0 120px;
  border-bottom: 1px solid #cccccc;
}
.contact .cmn_ttl {
  margin-bottom: 60px;
}
.contact .btn {
  display: block;
  margin: 0 auto;
  height: 40px;
  line-height: 40px;
  text-align: center;
  max-width: 240px;
  color: #fff;
  background: #000;
  position: relative;
  transition: .3s;
}
.contact .btn:hover {
  opacity: .7;
  text-decoration: none;
}
.contact .btn::after {
  display: block;
  content: '';
  position: absolute;
  top: 50%;
  right: 5%;
  margin-top: -4px;
  width: 8px;
  height: 8px;
  border-right: 1px solid #fff;
  border-bottom: 1px solid #fff;
  -webkit-transform: rotate(-45deg);
  transform: rotate(-45deg);
}

@media screen and (max-width: 768px) {
  .contact {
    padding: 50px 0 60px;
  }
  .contact .cmn_ttl {
    margin-bottom: 40px;
  }
}
/*----------------------------------------------------- */
/*  footer           */
/*----------------------------------------------------- */
.footer {
  padding: 120px 0;
  text-align: center;
  background-color: #fff;
}
.footer ul {
  text-align: center;
}
.footer li a {
  transition: .3s;
}
.footer li a:hover {
  opacity: .7;
  text-decoration: none;
}
.footer li:nth-child(1) {
  width: 150px;
  margin: 0 auto;
  margin-bottom: 20px;
}
.footer li:nth-child(2) {
  width: 160px;
  margin: 0 auto;
  margin-bottom: 60px;
}
.footer .copyright {
  font-size: 12px;
}

@media screen and (max-width: 768px) {
  .footer {
    padding: 60px 0;
  }
  .footer li a {
    transition: .3s;
  }
  .footer li a:hover {
    opacity: .7;
    text-decoration: none;
  }
  .footer li:nth-child(1) {
    width: 100px;
    margin-bottom: 15px;
  }
  .footer li:nth-child(2) {
    width: 110px;
    margin-bottom: 40px;
  }
  .footer .copyright {
    font-size: 10px;
  }
}
/*----------------------------------------------------- */
/*  footer_ds           */
/*----------------------------------------------------- */
.footer_ds {
  height: 100px;
  overflow: hidden;
  position: relative;
  margin: 0 auto;
  box-sizing: border-box;
  background:#fff;
}
.footer_ds::after {
  display: block;
  position: absolute;
  top: 0;
  left: 50%;
  margin-left: -600px;
  width: 1200px;
  height: 100%;
  border-left: 2px solid #fff;
  border-right: 2px solid #fff;
  content: "";
}
.footer_ds video {
  position: absolute;
  top: 0px;
  left: 50%;
  width: 1200px;
  transform: translateX(-50%);
}

.link_wellulu{
    max-width: 600px;
    margin: 50px auto 0;
    text-align: center;
    padding: 10px 20px;
    background-color: #2164B9;
    color: #fff;
    border: 1px solid #ccc;
    display: block;
    font-weight: bold;
    font-size: 14px;
    border-radius: 22px;
}



.link_wellulu:hover{
  opacity: 0.8;
}

@media screen and (max-width: 768px) {
  .footer_ds {
    width: 100%;
    height: 50px;
  }
  .footer_ds::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    height: 100%;
    width: 2px;
    background: #fff;
  }
  .footer_ds video {
    position: absolute;
    top: 0px;
    left: 0;
    width: 100%;
    transform: translateX(0);
  }
  .link_wellulu{
    max-width: 90%;
    font-size: 12px;
  }
}