@charset "UTF-8";
/* CSS Document */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans:wght@400;700&family=Roboto:wght@700&display=swap');
* {
   margin: 0;
   padding: 0;
}
ul, li {
   /* list-style: none;*/
}
span.archive_titles {
   font-size: 1.3em;
   font-weight: bold;
   padding: 40px 0;
}

.columns_1 {
   max-width: 60%;
   margin-left: 0px auto;
   margin-right: 0px auto;
   padding-left: 1%;
   padding-right: 1%;
}

.columns_2 {
   padding-top: 50px;
   width: 35%;
   left: 0px;
   z-index: 100;
   max-width: 800px;
}

#embedded_video {
   width: 100%;
}

.table_of_contents {
   padding-left: 50px;
   opacity: 1;
   top: 50px;
   height: 95vh;
   transition: ease-in-out 0.4s;
   position: sticky;
   font-family: -apple-system,BlinkMacSystemFont,"Helvetica Neue","Segoe UI","Hiragino Kaku Gothic ProN","Hiragino Sans",Arial,Meiryo,sans-serif;
   -webkit-font-smoothing: antialiased;
   font-weight: bold;
   line-height: 2.4em;
   overflow-y: auto;
   overflow-x: auto;
}

@media(max-width:1600px) {
   .table_of_contents {
      font-size: 18px;
      line-height: 2em;
   }
}

@media(max-width:1400px) {
   .table_of_contents {
      font-size: 18px;
      top: 0px;
      left: 0;
      line-height: 1.6em;
   }
   .table_of_contents li{
      margin-bottom: 0.7em;
   }
   .columns_2 {
   padding: 20px;
   }
}

@media(max-width:1000px) {
   .table_of_contents {
      font-size: 16px;
      top: 0px;
      left: 0;
      line-height: 1.5em;
   }
   .columns_2 {
   padding: 10px;
   /*min-width: 400px;*/
   }
}

.contents_list ol{
   list-style-type: decimal;
   list-style-position: inside;
   color: #555555;
   position: relative;
   vertical-align: bottom;
   
}
.contents_list a{
   text-decoration: none;
   display: block;
   color: #555555;
}
.contents_list a:hover{
}
.contents_list a:visited{
   color: #555555;
}

.contents_list li{
   /*padding-left: 0.5em;*/
   vertical-align: bottom;
}

.contents_list li a{
   position: relative;
}

.contents_list li a::after{
   content: '';
   position: absolute;
   z-index: -1;
   bottom: 0;
   left: 0;
   width: 0;
   height:100%;
   background:#87bd22;
   transition:all .45s;
   opacity: 0;
}

.contents_list.is-active::after{
   background-color: #87bd22;
}

.contents_list.is-active{
}

.contents_list.is-active a::after{
   background-color: #87bd22;
   width: 100%;
   opacity: 1;
}

.contents_list.is-active a{
   color: #fff;
}

.contents_list li a:hover{
   text-decoration: underline;
}

.table_of_contents h2 {
   margin-bottom: 10px;
}
.table_of_contents.show {
   opacity: 1;
   transition: ease-in-out 0.4s;
}

@media(max-width:800px) {
   .table_of_contents {
      opacity: 1;
      position: relative;
      width: 100%;
      margin-bottom: 40px;
   }
}
@media(max-width:768px) {
   .table_of_contents {
      margin-bottom: 40px;
      padding: 20px 30px;
      margin-left: 0px;
      border: 0px;
   }
}


:root {
   --base: #000000;
   --accent: #80AF00;
   --sub: #D6E9FF;
   --link: #0027FF;
}
html {
   width: 100%;
   font-size: 62.5%;
   height: 100%;
   -ms-text-size-adjust: 100%;
   -webkit-text-size-adjust: 100%;
}
body {
   background: #fff;
   font-size: 17px;
   font-size: 1.7rem;
   line-height: 1.6;
   -webkit-text-size-adjust: none;
   font-family: 'Noto Sans', Arial, sans-serif;
   color: var(--base);
   -webkit-font-smoothing: antialiased;
}
h1 {
   font-size: clamp(20px, 5vw, 5.2rem);
   color: #fff;
   text-shadow: 2px 2px 2px black;
   text-align: center;
   line-height: clamp(1.1, 1.2, 1.4);
}
h2 {
   font-size: 2.5rem;
   line-height: 1.4;
}
h3 {
   font-size: 1.8rem;
}
h4 {}
h5 {}
h6 {}
a, a:visited {
   color: var(--link);
   word-wrap: break-word;
}
a:hover {
   text-decoration: none;
}
sup a {
   text-decoration: none;
   font-size: 1.1rem;
   font-weight: bold;
}
sup a:hover {
   text-decoration: underline;
}
figure figcaption {
   color: #6E6E6E;
   text-align: center;
}
.container {
   display: flex;
}
.cont-over {
   /*
   margin: 0 calc(1000px - 1080px);
   width: 1000px;
   */
}

.containerinner {
   max-width: 830px;
   padding: 0 15px;
   margin: auto;
}
.numlist {
   counter-reset: number 0;
   list-style: none;
}
.numlist li {
   position: relative;
   padding-left: 1.6em;
   margin-bottom: .5em;
}
.numlist li::before {
   counter-increment: number 1;
   content: "("counter(number) ")";
   position: absolute;
   left: 0;
}
/*kv
--------------------------------*/
.kv {
   height: 350px;
   background-image: url("/en/decommission/progress/treated-water-lan/images/kv.png");
   background-repeat: no-repeat;
   background-size: cover;
   background-position: center;
   display: flex;
   align-items: center;
}
.kv .kvtext {
   margin-left: calc(100% - 95%);
}
.kv span#small_letter {
   font-size: 30px;
}
body img {
   max-width: 100%;
   height: auto;

}
main p {
   font-size: 1.7rem;
}
main section h2 {
   display: flex;
   align-items: center;
   margin-bottom: 30px;
}
main section h2 span {
   position: relative;
   display: flex;
   background: var(--accent);
   color: #fff;
   width: 54px;
   height: 54px;
   border-radius: 50px;
   align-items: center;
   justify-content: center;
   flex-shrink: 0;
   margin-right: 20px;
   font-family: 'Roboto', sans-serif;
   font-size: 3rem;
}
main section {
   margin-bottom: 80px;
}
section.archives {
   margin-bottom: 100px;
   vertical-align: center;
   text-align: left;
}
section.archives h2 {
   font-size: 1.3em;
}
section.narrow_bottom {
   margin-bottom: 0px;
}
section#link1 {
   margin-top: 200px;
   margin-bottom: 200px;
}
.list-sq {}
.icon-sq {
   position: relative;
}
.list-sq li {
   position: relative;
   padding-left: 18px;
}
.icon-sq::before {
   content: '';
   width: 10px;
   height: 10px;
   background: var(--base);
   display: -webkit-inline-box;
   border-radius: 1px;
   margin-right: 4px;
}
.list-sq li::before {
   content: '';
   width: 10px;
   height: 10px;
   background: var(--base);
   display: -webkit-inline-box;
   border-radius: 1px;
   margin-right: 1em;
   position: absolute;
   left: 0px;
   top: 8px;
}
.lead {
   margin-top: 100px;
   margin-bottom: 100px;
}
.balloon {
   position: relative;
   padding-left: 70px;
   line-height: 1.38;
   margin-bottom: 40px;
}
.balloon::before {
   content: '';
   background: url("/en/decommission/progress/treated-water-lan/images/balloon.svg") no-repeat;
   display: block;
   width: 50px;
   height: 52px;
   position: absolute;
   left: 0;
}
.comment h2 {
   margin-bottom: 40px;
}
.comment {
   background: #FAFAFA;
   border: 5px;
   padding: 50px 60px;
   margin-top: 50px;
}
.comment p {
   background: var(--sub);
   padding: 24px 30px;
   border-radius: 5px;
   margin-bottom: 15px;
   margin-top: 15px;
   font-weight: bold;
}
.comment p + p {
   margin-top: 30px;
}
/*report
--------------------------------*/
.enclosure {
   border: 1px solid #707070;
   padding: 30px 30px 20px;
   border-radius: 5px;
   margin-bottom: 50px;
}
#report .img {
   float: right;
   width: 300px;
   margin-left: 40px;
}
#report h3 {
   margin-bottom: 30px;
}
#report ul li {
   margin-bottom: 35px;
}
#reportcomment figure {
   text-align: center;
   margin-bottom: 50px;
}
/*view
--------------------------------*/
#view .comment p {
   background: #f9e7fd;
}
/*link2
--------------------------------*/
#link2 dl {
   margin-bottom: 1em;
}
/*header
--------------------------------*/
.header__container {
   display: flex;
   padding: 20px 25px;
}
.header__container .logo {}
/*footer
--------------------------------*/
.footer__wrap {
   padding: 20px 30px;
   background: #F8F8F8;
   display: flex;
   justify-content: space-between;
}
.footer__wrap .cp {
   color: #969696;
   font-size: 1.2rem;
}
/*page
--------------------------------*/
#page2 header {
   border-bottom: 1px solid #eee;
   margin-bottom: 100px;
}
@media(max-width:1080px) {
   .cont-over {
      margin: 50px auto;
      width: 100%;
   }
}
@media(max-width:768px) {
   body {
      font-size: 15px;
      font-size: 1.5rem;
      line-height: 1.5;
   }
   h1 {}
   h2 {
      font-size: 1.8rem;
      line-height: 1.2;
   }
   h3 {
      font-size: 1.7rem;
      line-height: 1.3;
   }
   main p {
      font-size: 1.5rem;
   }
   .container {
      max-width: 100%;
      padding: 0 15px;
      margin: 0 0 0 auto;
      display: flex;
   }
   .cont-over {
      margin: 0 auto;
      width: 100%;
   }
   .containerinner {
      max-width: 100%;
      padding: 0 15px;
      margin: auto;
   }
   .contents_list li{
   line-height: 1.6em;
   list-style-position: outside;
   }
   main section {
      margin-bottom: 50px;
   }
   main section h2 {
      margin-bottom: 20px;
   }
   main section h2 span {
      position: relative;
      display: flex;
      background: var(--accent);
      color: #fff;
      width: 34px;
      height: 34px;
      border-radius: 50px;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
      margin-right: 10px;
      font-family: 'Roboto', sans-serif;
      font-size: 1.8rem;
   }
   figure figcaption {
      font-size: 1.4rem;
   }
   section.archives {
      margin-bottom: 80px;
   }
   span.archive_titles {
   font-size: 1.1em;
   font-weight: bold;
   padding: 40px 0;
   }
   .latest_information {

   }
   /*kv
--------------------------------*/
   .kv {
      height: 80svh;
      background-image: url("/en/decommission/progress/treated-water-lan/images/kv_sp.png");
      background-repeat: no-repeat;
      background-size: cover;
      background-position: right;
      display: flex;
   }
   .kv .kvtext {
      margin: calc(30vh - 30%) auto;
   }
   .kv span#small_letter {
   font-size: 10px;
   }
   /*lead
--------------------------------*/
   .lead {
      margin-top: 50px;
      margin-bottom: 50px;
   }
   /*comment
--------------------------------*/
   .comment {
      background: #FAFAFA;
      border: 5px;
      padding: 15px;
      margin-top: 50px;
   }
   .comment p {
      padding: 15px;
   }
   .balloon {
      position: relative;
      padding-left: 70px;
      line-height: 1.38;
      margin-bottom: 20px;
   }
   /*report
--------------------------------*/
   .enclosure {
      border: 1px solid #707070;
      padding: 20px;
      border-radius: 5px;
      margin-bottom: 50px;
   }
   #report .img {
      float: none;
      width: 100%;
      margin-left: 0px;
   }
   #report h3 {
      margin-bottom: 20px;
   }
   #report ul li {
      margin-bottom: 20px;
   }
   #reportcomment figure {
      text-align: center;
      margin-bottom: 20px;
   }
   /*header
--------------------------------*/
   .header__container {
      display: flex;
      padding: 20px 15px;
   }
   /*footer
--------------------------------*/
   .footer__wrap {
      padding: 13px 13px;
      flex-direction: column;
   }
    
    /*page
--------------------------------*/
#page2 header {
   border-bottom: 1px solid #eee;
   margin-bottom: 50px;
}
}
@media(max-width:375px) {
   h1 {
      font-size: clamp(1.8rem, 2vw, 20px);
      line-height: 1.3;
   }
}


/*
LATEST INFORMATION
--------------------------------*/
.latest_information {
    background: #FAFAFA;
    border: 5px;
    padding: 20px 50px;
    margin-top: 50px;
    font-size: 20px;
    word-break: break-all;
}
div.latest_information_head{
   margin-left: auto;
   margin-right: auto;
   text-align: center;
   font-size: 1.5em;
   font-weight: bold;
   margin-bottom: 1em;
}

@media(max-width:768px) {
   .latest_information {
    background: #FAFAFA;
    border: 5px;
    padding: 20px 30px;
    margin-top: 50px;
    font-size: 16px;
   }
   div.latest_information_head{
      font-size: 1.5em;
   }
}

/*
Archives
*/

.accordion-container {
  margin: 50px auto 0;
  max-width: 100%;
  width: 100%;
}

.accordion-list {
  border-bottom: 1px solid;
  padding: 5px 0;
  
}

.accordion-list:not(:first-child) {
}

.accordion-title {
   cursor: pointer;
   font-size: 16px;
   position: relative;
   padding-top: 10px;
   padding-right: 40px;
   padding-bottom: 10px;
   padding-left: 0px;
}

.accordion-title:after {
  position: absolute;
  display: block;
  content: '';
  top: 35%;
  right: 22px;
  width: 8px;
  height: 8px;
  border-top: 2px solid #000;
  border-right: 2px solid #000;
  transform: rotate(135deg);
  transition: all .3s ease-in-out;
}

.accordion-title.open:after {
  transform: rotate(-45deg);
  top: 45%;
}

.accordion-text {
  display: none;
  padding: 20px 40px;
}

/*
toggle hamburger
*/
.p-hamburger {
   position: absolute;
   top: 1.1em;
   right: 1.3em;

   display: flex;
   flex-direction: column;
   cursor: pointer;
   z-index: 999;
}

.p-hamburger-line {
   width: 30px;
   height: 2px;
   background-color: #b02427;
   margin: 3px 0;
   transition: 0.3s;
   z-index: 999;
}

#hamburger-checkbox {
  display: none;
}

#hamburger-checkbox:checked+.p-hamburger .p-hamburger-line:nth-child(1) {
  transform: rotate(-45deg) translate(-5px, 6px);
}

#hamburger-checkbox:checked+.p-hamburger .p-hamburger-line:nth-child(2) {
  opacity: 0;
}

#hamburger-checkbox:checked+.p-hamburger .p-hamburger-line:nth-child(3) {
  transform: rotate(45deg) translate(-5px, -6px);
}

.toggle_table_of_contents {
   position: absolute;
   top: -10px;
   left: 0px;
   right: 50px;
   width: 100%;
   margin-top: 0px; /* 64px */
   height: 100%;
   opacity: 0;
   transition: 0.5s;
   margin-top: 64px;
   border-top: 3px solid #c0c0c0;
   border-bottom: 1px solid #c0c0c0;
   pointer-events: none;
   overflow: scroll;
}

.toggle_table_of_contents li {
   padding-top: 3px;
   padding-bottom: 3px;
}

.toggle_table_of_contents a {
   font-family: -apple-system,BlinkMacSystemFont,"Helvetica Neue","Segoe UI","Hiragino Kaku Gothic ProN","Hiragino Sans",Arial,Meiryo,sans-serif;
   -webkit-font-smoothing: antialiased;
   line-height: 1.25rem;
   font-kerning: normal;
   font-weight: 400;
   letter-spacing: 0.014em;
   font-size: 1.3rem;
   color: #222222;
}

.toggle_table_of_contents.show {
   position: absolute;
   top: 0px;
   left: 0px;
   width: 100%;
   opacity: 1;
   transition: 0.5s;
   pointer-events: auto;
}

.sp_table_of_contents {
   background: #fff;
   border: 5px;
   padding: 20px 40px;
}
.sp_table_of_contents h2 {
   margin-bottom: 10px;
}

.sp_hamburger {
   display: none;
}

.contents_list img {
   position: absolute;
   bottom: -0.2em;
   padding-left: 0.5em;
   width: 3em;
   height: 3em;
}

@media(max-width:1600px) {
   .contents_list img {
      bottom: -0.45em;
   }
}

@media(max-width:1400px) {
   .contents_list img {
      bottom: -0.65em;
   }
}

@media(max-width:1000px) {
   .contents_list img {
      bottom: -0.75em;
   }
}

@media(max-width:1000px) {
   .sp_hamburger {
      display: block;
   }
   .table_of_contents {
      display: none;
   }
   .columns_2 {
      display: none;
   }
   .columns_1 {
      width: 98%;
      max-width: 98%;
      padding-left: 1%;
      padding-right: 1%;
   }
   section#link1 {
      margin-top: 90px;
   }
   .contents_list img {
      padding-left: 0.35em;
      bottom: -0.7em;
   }
   .contents_list a{
      line-height: 1.5em;
   }
   .kv .kvtext {
      margin: calc(30vh - 30%) auto;
   }
   .kv span#small_letter {
   font-size: 0.7em;
   }

   @media (orientation: portrait){
      .kv {
         height: 30svh;
     }
   }
   /*デバイスが横向きの場合*/
   @media (orientation: landscape){
      .kv {
         height: 80svh;
     }
   }
}


/*デバイスが縦向きの場合*/