@charset "UTF-8";

/*********************************
preset variables
*********************************/
:root {
    --fontSize: 16px;
    --linkColor: #3330cd;
    --textColor: #333;
    /* color preset */
    --mainColor: #1283c7;
    --mainDarkColor: ;
    --mainLightColor: #d2edfc;
    --subColor: #149ec8;
    --subDarkColor: #149ec8;
    --subLightColor: rgb(252, 219, 118);
    /* width preset */
    --gutter: 1.3rem;
    --gap: 3rem;
    --spacing: 1rem;
    --contentWidth: calc(1200px + 2rem);
    /* height preset */
    --headerHeight: 49.6px;
}

.centering {
    padding: 0 1rem;
    letter-spacing: 0.05em;
}

header .centering {
    max-width: 96%;
}

a {
    transition: 0.3s;
}

p a{
    word-break: break-all;
}

body {
    padding-top: var(--headerHeight);
    font-family: noto-sans-cjk-jp, sans-serif;
    font-weight: 400;
}

html{
    line-height: 1.8;
}

.sp-br {
    display: none;
  }
  @media only screen and (max-width: 700px) {
    .sp-br {
      display: inline;
    }
  }
  
  .pc-br {
    display: inline;
  }
  @media only screen and (max-width: 700px) {
    .pc-br {
      display: none;
    }
  }

header {
    background-color: #fff;
    padding: 0.5rem;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 999;
    border-bottom: 3px solid var(--subColor);
    /*box-shadow: 0px 1px 6px rgb(0 0 0 / 68%);*/
}

header .header-inner {
    display: flex;
    flex-wrap: nowrap;
    justify-content: space-between;
    align-items: flex-end;
    gap: 1rem;
}

header h1 {
    /*font-size: 1.5rem;*/
    font-size: 36px;
    font-weight: 700;
    letter-spacing: 0.2em;
    white-space: nowrap;
}

header a {
    color: #333;
}

header .header-nav ul {
    display: flex;
    padding-left: 0;
    /*    padding-top: 0.5rem;*/
    padding-bottom: 0.2rem;
    gap: 0.75rem;
    flex-wrap: wrap;
    align-items: center;
}

header .header-nav ul li {
    padding-left: 1rem;
    /*font-size: 0.8rem;*/
    font-size: 20px;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-align: center;
}

@media (max-width: 1025px) {
    header .header-nav ul li {
        font-size: 13px;
        line-height: 1.2;
    }
}

@media only screen and (max-width: 700px) {
    :root {
        --headerHeight: 52px;
    }

    header {
        padding: 0;
    }

    header .header-inner {
        padding: 0;
        align-items: stretch;
        flex-direction: row;
    }

    header h1 {
        display: flex;
        align-items: center;
        font-size: 20px;
        line-height: 1.3;
        margin-left: 1rem;
    }

    header .header-nav ul li {
        font-size: 20px;
        line-height: 1.8;
    }

    header li a {
        color: #fff;
    }

    header #toggle-nav {
        display: flex;
        width: 52px;
        height: 52px;
        color: #ffffff;
    }

    header #toggle-nav>svg {
        padding: 6px;
        width: 100%;
        height: 100%;
    }

    header .header-nav {
        width: 100%;
        position: absolute;
        top: calc(var(--headerHeight) + 3px);
        left: 0;
        background-color: var(--mainColor);
        padding: 1rem 1rem 2rem;
        transform: translateX(200%);
        transition: 0.3s;
    }

    header .header-nav.opened {
        transform: translateX(0);
    }

    header .header-nav ul {
        flex-direction: column;
        align-items: center;
        gap: 2rem;
    }

    header .header-nav ul li {
        font-size: 1rem;
    }

    header .header-nav {
        display: none;
    }

    header .header-nav.opened {
        display: block;
    }

    .hamburger-menu {
        display: flex;
        flex-direction: column;
        justify-content: center;
        gap: 0.3rem;
        width: 1.5rem;
        height: 1.5rem;
        background: transparent;
        border: none;
        cursor: pointer;
        padding: 0;
    }

    .hamburger-menu span {
        width: 1.5rem;
        height: 0.15rem;
        background: #333;
        border-radius: 10px;
        transition: all 0.3s linear;
        position: relative;
        transform-origin: center;
    }

    .hamburger-menu.opened span:nth-child(1) {
        transform: translateY(0.45rem) rotate(45deg);
    }

    .hamburger-menu.opened span:nth-child(2) {
        opacity: 0;
    }

    .hamburger-menu.opened span:nth-child(3) {
        transform: translateY(-0.45rem) rotate(-45deg);
    }
}

.eyecatch {
    display: block;
    position: relative;
    margin: auto;
    width: 100%;
    margin-top: 3rem;
}

.eyecatch img {
    width: 100%;
}

section{
    width: 100%;
    margin: 4rem 0;
    padding: 0;
}

section.bg-1{
    background: #f2f8fc;
    padding: 1rem 0 4rem;
    margin: 4rem 0 5rem;
}

section.bg-2{
    background: #f8f8f8;
    padding: 1rem 0 4rem;
    margin: 4rem 0 5rem;
}

section:last-of-type{
    margin-bottom: 0;
    padding-bottom: 6rem;
}


main h2 {
    color: #333;
    font-size: 28px;
    font-weight: 700;
    letter-spacing: 0.1em;
    margin: 2rem 0;
    /* padding: 2rem 0; */
}

main h2 .centering{
    background-color: var(--mainLightColor);
    border-left: solid 10px var(--mainColor);
    padding: 0.5rem 0 0.5rem 1rem;
}

.centering.text{
    font-size: 20px;
    max-width: 1000px;
}

span.size-l{
    font-size: 24px;
}

span.italic{
    font-style: italic;
}

main h3 {
    /* color: var(--mainColor); */
    color: #333;
    font-size: 28px;
    font-weight: bold;
    /* font-size: 1.875rem; */
    margin: 3rem 0 1.25rem;
}

main h3.red{
    color: #800000;
}

main h3 span {
    display: block;
    color: var(--mainColor);
    font-size: 21px;
    line-height: 1.2;
}

main .list-inner h3 {
    margin-top: 0;
}

main h4 {
    color: #333;
    font-size: 28px;
    font-weight: 400;
    margin: 3rem 0 0.75rem;
}

main h5 {
    background-color: var(--subDarkColor);
    color: #fff;
    font-size: 1.5rem;
    font-weight: 300;
    padding: 0.5rem 1rem;
    margin-bottom: 1.5rem;
}

main h6 {
    font-size: 1.1rem;
    font-weight: 500;
    padding-left: 1rem;
    border-left: 7px solid var(--subColor);
    line-height: 1;
    margin-top: 0.5rem;
}

main h6:not(:first-child) {
    margin-top: 1.5rem;
}

.organized{
    display: flex;
    align-items: left;
    justify-content: left;
    flex-wrap: wrap;
    margin: 10px 0px 30px 0px;
}

.text-inner{
    background: #fff;
    padding: 1rem 1rem 2rem;
}

.text-inner p{
    border-bottom: solid 1px #ccc;
    padding-bottom: 0.5rem;
}

.text-inner span{
    display: block;
    padding: 0 0 0 1rem;
}

@media (max-width: 1025px) {
.centering, .centering.text {
    max-width: 90%;
}

}

@media only screen and (max-width: 700px) {
    .eyecatch {
        margin-top: 0;
    }

    section{
        margin: 2rem 0;
    }
    
    section.bg-1{
        padding: 1rem 0 2rem;
        margin: 2rem 0 2.5rem;
    }
    
    section.bg-2{
        padding: 1rem 0 2rem;
        margin: 2rem 0 2.5rem;
    }

    section:last-of-type{
        margin-bottom: 0;
        padding-bottom: 3rem;
    }

    main h2 {
        font-size: 18px;
        margin: 1rem 0;
    }

    .centering.text{
        font-size: 14px;
    }

    span.size-l{
        font-size: 18px;
    }

    main h3 {
        font-size: 18px;
        margin: 2rem 0 1.25rem;
    }

    main h3 span {
        font-size: 14px;
    }

    main .list-inner h3 {
        margin-top: 1rem;
    }

    main h4 {
        font-size: 18px;
    }

    .organized{
        align-items: center;
        width: 100%;
    }

    .organized a{
        height: 50px;
    }

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

.small {
    color: var(--mainColor);
    font-size: 1.25rem;

}

.divide1-3 {
    display: flex;
    gap: 2rem;
}

.divide1-3>div:first-of-type {
    flex-basis: 20%;
}

.divide1-3>div:last-of-type {
    flex-basis: 80%;
}

.greeting-title {
    font-weight: 700;
}

.centering.list-inner{
    display: flex;
    justify-content: space-between;
    padding: 0;
    row-gap: 2rem;
}

.list-wrap{
    width: 48.5%;
}

.table-inner{
    background: #fff;
    padding: 2rem 3rem;
}

.table-inner.space{
    margin-top: 4rem;
}

.list-wrap .table-inner{
    padding: 1.5rem 1rem;
}

table {
    border-spacing: 0;
    width: 100%;
    margin: 0 auto;
}

.table-inner tr:nth-of-type(odd){
    background: #dcf4de;
}

th, td{
    font-size: 20px;
}

th {
    font-weight: bold;
    vertical-align: middle;
}

td {
    padding: 0 1rem;
}

th.section,
td.section {
    width: 13rem;
}

th.title,
td.title {
    white-space: nowrap;
}

table.committee-topic tr{
    background: var(--mainColor);
}

table.committee-topic th {
    font-size: 18px;
   color: #fff;
   padding: 0 1.5rem;
}

table.committee-topic th.section{
    padding-left: 0;
    width: 65%;
}

table.committee-list td {
    font-size: 11px;
    padding: 0 0.5rem;
    line-height: 1.8;
    letter-spacing: 0.05em;
}

table.committee-list td.section {
    width: auto;
    padding-right: 0;
}

table.registration-list {
    table-layout: fixed;
    width: 100%;
    margin: 0 auto 3%;
    border-collapse: separate;
    border-spacing: 0;
    overflow: hidden;
    background: #fff;
    font-family: "times-new-roman", sans-serif;
font-weight: 700;
  }

  table.registration-list tr th {
    width: 25%;
    font-size: 16px;
    font-weight: 700;
    color: #fff;
    text-align: center;
    padding: 1rem;
    vertical-align: middle;
    background: var(--mainColor);
    border: solid 1px var(--mainColor);
    border-right-color:  #fff;
    white-space: wrap;
  }

  table.registration-list tr th:last-of-type {
    border-right-color:  var(--mainColor);
  }

  table.registration-list tr td {
    width: 25%;
    font-size: 18px;
    font-weight: 400;
    text-align: center;
    line-height: 1.2;
    letter-spacing: 0.05em;
    padding: 0.5rem;
    vertical-align: middle;
    border: solid 1px var(--mainColor);
    border-top: none;
    border-left:  none;
    white-space: wrap;
    word-break: break-all;

  }

  table.registration-list tr td:first-of-type {
    border-left: solid 1px var(--mainColor);
  }

th.th-sub {
    background-color: #f7f7f7;
}

table.border,
table.border th,
table.border td {
    border: 1px solid black;
}

table.cooperation {
    border-bottom: 1px solid #cccccc;
    border-right: 1px solid #cccccc;
    border-left: 1px solid #cccccc;
    border-spacing: 0;
    width: 100%;
}

table.cooperation th {
    background-color: var(--mainColor);
    color: #fff;
    font-weight: 600;
}

table.cooperation tbody tr:nth-child(even) {
    background-color: #d8dfe7;
}

@media screen and (max-width: 768px) {
    .table-inner, .list-wrap .table-inner{
        padding: 2rem 1rem;
    }

    .table-inner.space{
        margin-top: 2rem;
    }

    .centering.list-inner{
        display: flex;
        justify-content: space-between;
        flex-direction: column;
        padding: 0;
    }
    
    .list-wrap{
        width: 100%;
    }
    

    th, td{
        font-size: 13px;
    }

    th.section,
td.section {
    display: block;
        width: 100%;
    }

    th.title,
td.title {
    white-space: wrap;
}

table.committee-topic th {
    font-size: 16px;
   padding: 0 1.5rem;
}

table.committee-topic th.section{
    width: auto;
    padding-left: 2rem;
}

table.committee-list td {
    font-size: 13px;
}

table.registration-list{
    background: #fff;
}

table.registration-list tr {
    width: 100%;
  }

    table.registration-list tr th {
      font-size: 11px;
      line-height: 1.2;
      padding: 0.5rem;

    }

      table.registration-list tr td {
        font-size: 13px;
      }
}

a.button {
    display: block;
    text-align: center;
    max-width: 450px;
    width: 100%;
    margin: 1rem auto;
    padding: 1rem;
    background-color: var(--subColor);
    color: #fff;
    border-radius: 5px;
}

a.button:hover {
    text-decoration: none;
    background-color: var(--subDarkColor);
}


.link-button {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.link-button a.button {
    width: auto;
    flex-basis: 30%;
}

.right {
    text-align: right;
}

.indent {
    padding-left: 2em;
}

.list-indent {
    padding-left: 3.5em;
    list-style: none;
}

ol.list-none {
    list-style: none;
}

ol.overview {
    padding-left: 0;
}

ul.link-list {
    display: flex;
    flex-wrap: wrap;
    margin-bottom: 0;
    list-style-type: square;
}

ul.link-list li {
    padding: 2.5px 0;
    font-size: 1.2rem;
    width: calc(100% / 3);
}

ul.link-list li a {
    color: #333;
}

ul.dl {
    display: flex;
    margin-bottom: 3rem;
}

ul.dl li {
    padding: 2.5px 0;
    font-size: 1.2rem;
    width: calc(100% / 4);
}

#charges {
    margin-bottom: 0;
}

.charges {
    background-color: var(--subLightColor);
    padding-top: 0.2rem;
}

.charges-nav {
    color: var(--subLightColor);
}

.charges-footernav {
    background-color: var(--subLightColor);
    font-size: 1.3rem;
}

@media only screen and (max-width: 700px) {

    .divide1-3 {
        flex-direction: column-reverse;
    }

    .divide1-3>div:first-of-type {
        align-self: center;
        text-align: center;
    }

    .link-button {
        flex-direction: column;
        align-items: center;
    }

    .link-button a.button {
        max-width: 250px;
        width: 100%;
    }

    ul.dl {
        flex-wrap: wrap;
        row-gap: 0.5rem;
    }

    ul.dl li {
        width: calc(100% / 2);
        font-size: 1rem;
    }

    table.cooperation {
        width: max-content;
    }

    p.small {
        font-size: 0.9rem;
        margin-bottom: 0.5rem;
    }

    ul.link-list li {
        width: 100%;
    }

}

footer {
    /*border-top: solid 2px #cccccc;*/
    /*margin-top: 5rem;*/
    margin-top: 0;
    background: #333;
}

.footer-inner {
    display: flex;
    padding: 1rem 1rem;
    justify-content: space-around;
}

.footer-inner>* {
    width: 50%;
}

.footer-meta {
    padding-right: 2rem;
    color: #fff;
}

.footer-title {
    color: #fff;
}

.footer-title span {
    font-size: 0.8rem;
}

.footer-logo{
    display: flex;
    height: calc(70px + 1.5em);
    border-bottom: solid 0.5px #fff;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
}

.footer-logo img{
    width: auto;
    height: 100%;
}

.footer-menu {
    padding: 0 2rem;
}

.footer-menu ul {
    display: flex;
    /*list-style-type: square;*/
    list-style: none;
}

.footer-menu ul>div:last-child {
    margin-left: 2rem;
}

.footer-menu ul li {
    width: 250px;
    padding: 0.5rem 0;
}

.footer-menu ul li::before {
    content: '-';
    display: inline-block;
    /*width: .4em;
    height: .4em;*/
    margin-right: .5em;
    /*vertical-align: .2em;
    background: #333;*/
    color: #fff;
}

.footer-menu ul li a {
    color: #fff;
    font-weight: 500;
}

.browser_guide {
    border: solid 1px #333;
    width: max-content;
}

.browser_guide>div {
    display: flex;
}

.browser_guide>div>p {
    width: 200px;
}

.browser_guide>div:first-child {
    border-bottom: solid 1px #333;
}

.browser_guide>div>div {
    border-left: solid 1px #333;
}

.browser_guide>div>div>p:first-child {
    border-bottom: solid 1px #333;
}

.browser_guide p {
    padding: 0.5rem;
    margin-bottom: 0;
}

ol.donation-abstract li+li {
    margin-top: 1rem;
}

@media (max-width: 1025px) {
.footer-menu ul li {
    width: auto;
}

.footer-menu ul li a {
    font-size: 14px;
}
}

@media only screen and (max-width: 700px) {
    .sp-hide {
        visibility: hidden;
        opacity: 0
    }

    .sp-visible {
        visibility: visible;
        opacity: 1
    }

    .sp-none {
        display: none !important
    }

    .rdx-btn {
        display: block
    }

    .footer-inner {
        flex-direction: column-reverse;
        align-items: center;
        padding: 1rem;
    }

    .footer-inner>* {
        width: 100%;
    }

    .footer-meta {
        padding-right: 0;
    }

    .footer-title {
        font-size: 13px;
    }

    .footer-menu {
        padding: 0;
        margin-bottom: 2rem;
    }

    .footer-menu ul {
        justify-content: space-around;
    }

    .footer-menu ul li a {
        font-size: 12px;
    }

}

/*************************************
* END only for sp START only for pc
*************************************/
@media print,
screen and (min-width: 700px) {
    .pc-hide {
        visibility: hidden;
        opacity: 0
    }

    .pc-visible {
        visibility: visible;
        opacity: 1
    }

    .pc-none {
        display: none !important
    }

}

.welcome-message {
    display: flex;
    justify-content: space-between;
    gap: 2rem;
    align-items: flex-start;
}

.welcome-message img {
    max-width: 200px;
    object-fit: contain;
}

@media only screen and (max-width: 700px) {
    .welcome-message {
        display: block;
    }

    .welcome-message img {
        max-width: 75%;
        width: 75%;
        margin: 0 auto;
    }

    .topics dl dd,
    .Presentation dl dd {
        flex-basis: 90%;
    }
}

.chairman {
    text-align: right;
}

.hamburger-menu {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 0.3rem;
    width: 1.5rem;
    height: 1.5rem;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
}

.hamburger-menu span {
    width: 1.5rem;
    height: 0.15rem;
    background: #333;
    border-radius: 10px;
    transition: all 0.3s linear;
    position: relative;
    transform-origin: center;
}

.hamburger-menu.opened span:nth-child(1) {
    transform: translateY(0.45rem) rotate(45deg);
}

.hamburger-menu.opened span:nth-child(2) {
    opacity: 0;
}

.hamburger-menu.opened span:nth-child(3) {
    transform: translateY(-0.45rem) rotate(-45deg);
}

#global-nav.opened {
    transform: translateX(0);
}


/* venue */
.img-flex {
    display: flex;
    justify-content: space-around;
}

.img-flex img {}

@media only screen and (max-width: 1000px) {
    .img-flex {
        flex-direction: column;
    }

    .img-flex img {
        width: 100%;
    }

    .img-flex img:nth-child(2) {
        margin-top: 1rem;
    }
}


/* -------------------------- add */
.bpts_br_sp_no {
    display: block;
}

@media only screen and (max-width: 700px) {
    .bpts_br_sp_no {
        display: none;
    }
}


.kasaneru1-2 {
    position: relative;
    text-align: center;
}

.kasaneru1-2 p {
    width: 1024px;
    position: absolute;
    color: #333;
    font-size: 1.8rem;
    top: 25%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: #DDD;
    opacity: 0.7;
    /*背景を黒に*/
    padding: 1rem;
    /*文字の周りに余白*/
}

@media screen and (max-width: 768px) {
    .kasaneru1-2 p {
        font-size: 1.5rem;
        width: 100%;
    }
}

a.form-button {
    display: inline-block;
    /*border: 1px var(--subColor) solid;*/
    padding: 20px;
    background: linear-gradient(90deg, #a51f24, #671316);
    border-radius: 20px;
    color: #FFF;
    font-weight: 700;
}

a.form-button span {
   font-size: 80%;
}

a.download {
    /*border: 1px var(--mainColor) solid;*/
    padding: 3px 10px;
    background: #2430a0;
    border-radius: 10px;
    color: #FFF;
    font-weight: 700;
    white-space: nowrap;
}

a.form-button:hover, a.download:hover{
    text-decoration: none;
    opacity: 0.8;
}

/*SP END*/

.centering-left {
    padding-left: 0px;
}

/* topics table */
.topics_table table th {
	text-align: center;
	width: 25%;
    font-size: 14px;
    line-height: 1.4;
    border: solid 1px gray;
    padding: 0.5rem;
}
.topics_table table td {
	vertical-align: top;
    font-size: 14px;
    line-height: 1.4;
    border: solid 1px gray;
    padding: 0.5rem;
}

@media screen and (max-width: 720px) {
	.topics_table table {
		width: 98%;
	}
  .topics_table td {
	  border:none;
  }
  .topics_table th {
    display: none;
  }
  .topics_table tr,
  .topics_table td{
    display: block;
    width: 100%;
    position: relative;
  }
  .topics_table td{
    margin-top: 50px;
  }
  .topics_table td:before {
	text-align:center;
    box-sizing: border-box;
    font-weight: bold;
    height: 40px;
    padding: 10px;
    position: absolute;
    top: -41px;
    left: -0.2%;
    display: block;
    width: 100.5%;
  }
   .topics_table td:nth-child(1):before {
    content: "Category 1: Waste Types";
  }
   .topics_table td:nth-child(2):before {
    content: "Category 2: Recycling Processes";
  }
   .topics_table td:nth-child(3):before {
    content: "Category 3: Applications";
  }
  .topics_table td:nth-child(4):before {
    content: "Category 4: Environmental Issues";
  }
}
/* topics table END */