@charset "UTF-8";
/* CSS Document */
#sigWorks {}
@media screen and (max-width: 599px) {}
/*------------------------------------------------------

 =main
 
-------------------------------------------------------*/
#main {
  position: relative;
}
#main .main-kv {}
#main .main-header {
  position: absolute;
  top: 38%;
  text-align: center;
  width: 100%;
  font-size: clamp(1.8rem, 2.8vw, 2.8vw); /*1500px:42px*/
  color: #fff;
  z-index: 999;
  line-height: 1.3;
}
#main .main-header span {
  display: inline-block;
  /*background-color: rgba(0, 0, 0, 0.3);
  padding: 10px 1.333vw;*/
}
#main .main-header span.txt-border {
  color: #242424;
  text-shadow: 1px 1px 0 #FFF, -1px -1px 0 #FFF, -1px 1px 0 #FFF, 1px -1px 0 #FFF, 0px 1px 0 #FFF, 0-1px 0 #FFF, -1px 0 0 #FFF, 1px 0 0 #FFF;
}
@media screen and (max-width: 820px) {
  #main .main-header {
    top: 40%;
  }
}
@media screen and (max-width: 599px) {
  #main {
    margin-left: 6vw;
    margin-right: 6vw;
  }
  #main .main-header {
    top: 28%;
  }
  #main .main-header span {
    padding: 5px 10px;
  }
}
/*------------------------------------------------------

 =local-nav
 
-------------------------------------------------------*/
.local-nav-wrap {
  font-size: clamp(1.1rem, 1.067vw, 1.067vw); /*1500px:16px*/
  padding: 0 6vw;
  margin-top: clamp(20px, 2.667vw, 2.667vw); /*1500px:40px*/
}
.local-nav-wrap .acc-nav-head {
  display: none;
}
.local-nav-wrap ul.acc-nav {
  display: flex;
  flex-wrap: wrap;
}
.local-nav-wrap ul.acc-nav li {
  display: flex;
  width: 20%;
  border: solid 1px transparent;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}
.local-nav-wrap ul.acc-nav li a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  padding: 10px 5px;
  vertical-align: middle;
  text-decoration: none;
  background-color: #cccccc;
  color: #666666;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
  -webkit-transition: all .3s;
  transition: all .3s;
}
.local-nav-wrap ul.acc-nav li a:hover, .local-nav-wrap ul.acc-nav li a:active {
  background-color: #808080;
  color: #ffffff;
  -webkit-transition: all .3s;
  transition: all .3s;
}
/* active */
.trans-container .local-nav-wrap ul.acc-nav li.acc-nav-1 a, .rail-container .local-nav-wrap ul.acc-nav li.acc-nav-2 a, .tun-container .local-nav-wrap ul.acc-nav li.acc-nav-3 a, .bri-container .local-nav-wrap ul.acc-nav li.acc-nav-4 a, .disa-container .local-nav-wrap ul.acc-nav li.acc-nav-5 a, .wat-container .local-nav-wrap ul.acc-nav li.acc-nav-6 a, .har-container .local-nav-wrap ul.acc-nav li.acc-nav-7 a, .ene-container .local-nav-wrap ul.acc-nav li.acc-nav-8 a, .land-container .local-nav-wrap ul.acc-nav li.acc-nav-9 a, .env-container .local-nav-wrap ul.acc-nav li.acc-nav-10 a {
  background-color: #808080;
  color: #ffffff;
}
@media screen and (max-width: 1024px) {
  .local-nav-wrap .acc-nav-head {
    display: block;
  }
  .local-nav-wrap ul.acc-nav li {
    width: 50%;
  }
}
/*------------------------------------------------------

 =filter-function
 
-------------------------------------------------------*/
.filter-function-wrap {
  font-size: clamp(1.1rem, 1.067vw, 1.067vw); /*1500px:16px*/
  background-color: #f2f2f2;
  padding: 4vw 6vw;
  margin-top: clamp(20px, 2.667vw, 2.667vw); /*1500px:40px*/
}
.filter-function-wrap .filter-all-btn {
  width: clamp(160px, 10.667vw, 10.667vw); /*1500px:160px*/
  margin: 0 auto;
  cursor: pointer;
}
.filter-function-wrap .filter-all-btn span {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  padding: 10px 5px;
  background-color: #cccccc;
  color: #666666;
  cursor: pointer;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
  -webkit-transition: all .3s;
  transition: all .3s;
}
.filter-function-wrap .filter-all-btn:hover span {
  background-color: #808080;
  color: #ffffff;
  -webkit-transition: all .3s;
  transition: all .3s;
}
.filter-function-wrap .acc-nav-head {
  margin-top: clamp(20px, 2.667vw, 2.667vw); /*1500px:40px*/
}
.filter-function-wrap ul.acc-nav {
  display: flex;
  flex-wrap: wrap;
}
.filter-function-wrap ul.acc-nav li {
  display: flex;
  width: 16.6666667%;
  border: solid 1px transparent;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}
.filter-function-wrap ul.acc-nav li.pos-center {
  margin: 0 auto;
}
.filter-function-wrap ul.acc-nav li span {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  padding: 10px 5px;
  background-color: #cccccc;
  color: #666666;
  cursor: pointer;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
  -webkit-transition: all .3s;
  transition: all .3s;
}
.filter-function-wrap ul.acc-nav li:hover span {
  background-color: #808080;
  color: #ffffff;
  -webkit-transition: all .3s;
  transition: all .3s;
}
.filter-function-wrap .search_item.is-active {
  background-color: #808080;
  color: #ffffff;
}
.is-hide {
  display: none;
}
/*トンネル*/
.tun-container .filter-function-wrap ul.acc-nav li {
  width: 25%;
}
@media screen and (max-width: 1024px) {
  .tun-container .filter-function-wrap ul.acc-nav li {
    width: 50%;
  }
}
/*エネルギー・貯蔵*/
.ene-container .filter-function-wrap ul.acc-nav li {
  width: 33.333333%;
}
@media screen and (max-width: 1024px) {
  .ene-container .filter-function-wrap ul.acc-nav li {
    width: 50%;
  }
}
@media screen and (max-width: 1024px) {
  .filter-function-wrap .acc-nav-head {
    border: solid 1px #f2f2f2;
  }
  .filter-function-wrap ul.acc-nav li {
    width: 50%;
  }
}
@media screen and (max-width: 599px) {
  .filter-function-wrap {
    padding: 6vw;
  }
}
/*------------------------------------------------------

 =works-list
 
-------------------------------------------------------*/
.works-list-wrap {
  margin-top: clamp(40px, 5.333vw, 5.333vw); /*1500px:80px*/
}
.works-list-wrap .works-list {
  display: flex;
  flex-wrap: wrap;
}
.works-list-wrap .works-list li {
  width: 25%;
  margin-bottom: 5.333vw; /*1500px:80px*/
}
.works-list-wrap .works-list li a {
  text-decoration: none;
  color: #242424;
}
.works-list-wrap .works-list li dl dd {
  font-size: clamp(1.1rem, 0.867vw, 0.867vw); /*1500px:13px*/
  padding-right: 20px;
  padding-top: 1.333vw; /*1500px:20px*/
}
.works-list-wrap .works-list li dl dd .headline {
  display: inline-block;
  word-break: break-all;
  font-size: clamp(1.2rem, 1.067vw, 1.067vw); /*1500px:16px*/
  -webkit-transition: all .3s;
  transition: all .3s;
}
.works-list-wrap .works-list li dl dd .headline span {
  display: inline;
  background-image: linear-gradient(#242424, #242424);
  background-size: 0 1px;
  background-position: bottom right;
  background-repeat: no-repeat;
  padding-bottom: 2px;
  transition: background-size 0.3s ease-out;
}
.works-list-wrap .works-list li a:hover dl dd .headline span {
  background-size: 100% 1px;
  background-position: bottom left;
}
.works-list-wrap .works-list li dl dd .filter {
  margin-top: clamp(10px, 0.667vw, 0.667vw); /*1500px:10px*/
  -webkit-transition: all .3s;
  transition: all .3s;
}
.works-list-wrap .works-list li dl dd .year {
  margin-top: clamp(10px, 0.667vw, 0.667vw); /*1500px:10px*/
  -webkit-transition: all .3s;
  transition: all .3s;
}
.works-list-wrap .works-list li a:hover dl dd .filter, .works-list-wrap .works-list li a:hover dl dd .year {
  filter: alpha(opacity=70);
  -moz-opacity: 0.70;
  opacity: 0.70;
  -webkit-transition: all .3s;
  transition: all .3s;
}
.works-list-wrap .visual-scale {
  display: block;
  position: relative;
  overflow: hidden;
  padding-top: 75%;
}
.works-list-wrap .visual-scale img {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .8s ease !important;
}
.works-list-wrap a:hover .visual-scale img {
  filter: alpha(opacity=100) !important;
  -moz-opacity: 1 !important;
  opacity: 1 !important;
  transform: translate(-50%, -50%) scale(1.04);
}
@media screen and (max-width: 1024px) {
  .works-list-wrap .works-list li {
    width: 33.333333%;
  }
}
@media screen and (max-width: 599px) {
  .works-list-wrap .works-list li {
    width: 50%;
    margin-bottom: 8vw;
  }
  .works-list-wrap .works-list li dl dd {
    padding: 2vw 3vw 0;
  }
}
/*------------------------------------------------------

 =common
 
-------------------------------------------------------*/
#noResultsMessage {
  text-align: center;
}
.acc-nav-head {
  color: #666666;
  text-align: center;
  margin-bottom: clamp(20px, 1.333vw, 1.333vw); /*1500px:20px*/
}
@media screen and (max-width: 1024px) {
  .acc-nav-head {
    background-color: #cccccc;
    border: solid 1px #ffffff;
    margin-bottom: 0;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
  }
  .acc-nav-head .nav-head-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    height: clamp(40px, 2.667vw, 2.667vw); /*1500px:40px*/
    cursor: pointer;
    background-image: url(/theme/civil/assets/common/img/icon-open.svg);
    background-position: left 96% center;
    background-repeat: no-repeat;
    background-size: 10px;
  }
  .acc-nav-head .nav-head-inner.open {
    background-image: url(/theme/civil/assets/common/img/icon-close.svg);
  }
  .acc-nav-body {
    display: none;
  }
}