/*-------------------------------------------------------------------*/
/* document-Index */
/*-------------------------------------------------------------------*/
.document-Index{
  max-width: 1620px;
  margin: 113px auto 0;
  padding-bottom: 200px;
}
@media screen and (max-width:1024px) {
  .document-Index{
    margin-top: 13.02vw;
    padding-bottom: 18.23vw;
  }
}
.document-Index .list{
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(
    3,
    1fr 
  );
  column-gap: 30px;
  grid-column-gap: 30px;
  row-gap: 58px;
  grid-row-gap: 58px;
}
@media screen and (max-width:1024px) {
  .document-Index .list{
    max-width: 89.58vw;
    grid-template-columns: repeat(
      1,
      1fr 
    );
    column-gap: 0;
    grid-column-gap: 0;
    row-gap: 10.42vw;
    grid-row-gap: 10.42vw;
  }
}
.document-Index .list .item{
  max-width: 380px;
  position: relative;
}
@media screen and (max-width:1024px) {
  .document-Index .list .item{
    max-width: 89.58vw;
  }
}
.document-Index .list .item a{
  display: block;
}
.document-Index .list .item a .thumbnail{
  width: 100%;
  padding-top: 56.25%;
  position: relative;
  pointer-events: none;
}
.document-Index .list .item a .thumbnail::after{
  content: "";
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  border: 20px solid #3CAB8F;
}
.document-Index .list .item a .thumbnail figure{
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
  -webkit-mask-image: linear-gradient(to right, rgba(0,0,0,1) 1%,rgba(0,0,0,1) 100%);
  mask-image: linear-gradient(to right, rgba(0,0,0,1) 1%,rgba(0,0,0,1) 100%);
  -webkit-mask-position: 50% 50%;
  mask-position: 50% 50%;
  -webkit-mask-size: calc(100% - 0px) calc(100% - 0px);
  mask-size: calc(100% - 0px) calc(100% - 0px);
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
}
.document-Index .list .item a .thumbnail figure img{
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.document-Index .list .item a .title::before{
  content: "";
  width: 20px;
  height: 2px;
  margin: 20px 0;
  background-color: #0f0f0f;
  display: block;
}
@media screen and (max-width:1024px) {
  .document-Index .list .item a .title::before{
    width: 4.17vw;
    margin: 3.91vw 0;
  }
}
.document-Index .list .item a .title p{
  font-weight: 500;
  font-size: 1.8rem;
  line-height: 180%;
  color: #0f0f0f;
  letter-spacing: .08em;
}
@media screen and (max-width:1024px) {
  .document-Index .list .item a .title p{
    font-size: 3.2rem;
    line-height: 160%;
  }
}
.document-Index .list .item a .category{
  margin: 20px 0 -10px -10px;
  display: flex;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
  pointer-events: none;
}
@media screen and (max-width:1024px) {
  .document-Index .list .item a .category{
    margin: 5.21vw 0 -2.6vw -2.6vw;
  }
}
.document-Index .list .item a .category li{
  margin: 0 0 10px 10px;
}
@media screen and (max-width:1024px) {
  .document-Index .list .item a .category li{
    margin: 0 0 2.6vw 2.6vw;
  }
}
.document-Index .list .item a .category li span{
  padding: 6px;
  display: inline-block;
  background: #0f0f0f;
  font-weight: 500;
  font-size: 1.3rem;
  color: #fff;
  letter-spacing: .06em;
  pointer-events: all;
}
@media screen and (max-width:1024px) {
  .document-Index .list .item a .category li span{
    padding: 1.56vw;
    font-size: 2.4rem;
  }
}
@media (hover: hover) {
  .document-Index .list .item a .thumbnail::after{
    transition: border-width .15s;
    transition-delay: 0s;
  }
  .document-Index .list .item a .thumbnail figure{
    transition: -webkit-mask-size .15s,  mask-size .15s;
    transition-delay: .15s;
  }
  .document-Index .list .item a .title p{
    transition: text-shadow .3s
  }
  .document-Index .list .item a:hover .thumbnail::after{
    border-width: 1px;
    transition-delay: .15s;
  }
  .document-Index .list .item a:hover .thumbnail figure{
    -webkit-mask-size: calc(100% - 20px) calc(100% - 20px);
    mask-size: calc(100% - 20px) calc(100% - 20px);
    transition-delay: 0s;
  }
  .document-Index .list .item a:hover .title p{
    text-shadow: -3px 0 0 rgba(89, 255, 235, .5), 3px 0 0 rgba(255, 89, 89, .5);
  }
}

/*-------------------------------------------------------------------*/
/* document-Single */
/*-------------------------------------------------------------------*/
.document-Single{
  max-width: 1620px;
  margin: 47px auto 0;
  padding-bottom: 200px;
}
@media screen and (max-width:1024px) {
  .document-Single{
    margin-top: 13.02vw;
    padding-bottom: 18.23vw;
  }
}