@charset "utf-8";
@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Text:ital@0;1&display=swap');

/**********************************************/
/*メイン*/
/**********************************************/

/*コンテンツ位置調整*/
main {
    max-width: 1920px;
    padding-top: 30px;
}

/*見出し*/
h2 {
    font-size: 1.8rem;
    margin-bottom: 30px;
    padding-left: 10px;
    padding-bottom: 10px;
    border-bottom: 2px #eee solid;
}
h2 span {
    font-size: 230%;
    display: block;
    margin-bottom: 10px;
    color: #142474;
    letter-spacing: -0.5px;
}

/*ヒーローエリア*/
.cover {
    width: 100%;
    height: 500px;
    background-color: #e6e6f0;
}

.cover-in {
    width: 100%;
    max-width: 1920px;
    height: 530px;
    margin: 0 auto;
    display: flex;
    justify-content: flex-end;
    background: url("../img/main.png") no-repeat 6% bottom;
    background-size: 600px;
    position: relative;  /*イラストを上に配置するため*/
    animation: floatBackground 3s ease-in-out infinite; /*イラスト動画*/
}

@keyframes floatBackground {
    0% {
        background-position: 6% bottom;
    }
    50% {
        background-position: 6% 60px; /* 上下の移動距離を調整 */
    }
    100% {
        background-position: 6% bottom;
    }
}


/*イベントカレンダー*/
#event {
    width: 60%;
    margin-top: 80px;
}
#event h2 {
    background: url("../img/icon_event.png") no-repeat left top;
    background-size: 70px;
    padding: 10px 0 10px 84px;
}

#eventlist {
    display: flex;
    width: 100%;
    transition: transform 0.4s ease;
}
#eventlist dl {    
    width: calc(220px + 20px);
    min-width: calc(220px + 20px);
    margin: 10px 0 10px 20px;
    padding: 30px 20px 25px;
    background-color: #fff;
    border-radius: 5px;
    line-height: 100%;

    display: flex;
    flex-direction: column;
    min-height: 140px;
}
#eventlist dl~dl {
    margin-top: 10px;
}
#eventlist dt {
    height: 20px;
    margin-bottom: 10px;
    position: relative;
}
#eventlist dt::before{
    position: absolute;
    top: -30px;
    left: calc(50% - 30px);
    left: 0px;
    width: 60px;
    height: 2px;
    content: '';
    border-radius: 3px;
    background: #eb8789;
} 
#eventlist dt span {
    display: inline-block;
    margin-right: 5px;
}
#eventlist dd {
    margin: 0;
    line-height: 140%;
    font-weight: bold;
}
#eventlist dl a {
    color: #0f347f;
    text-decoration: none;
}
#eventlist dl a:hover {
    text-decoration: underline;
}




/*お知らせ*/
#information {
    background: url("../img/main_2.png") no-repeat right -130px top 50px;
    background-size: 500px;
}
#information .outbody {
    width: 100%;
    max-width: calc(1040px + 40px);
    margin: 50px auto 0;
    background-color: rgba(255,255,255, 0.7);
}
#information h2 {
    background: url("../img/icon_info.png") no-repeat left top;
    background-size: 70px;
    padding: 10px 0 10px 84px;    
}
#information .more {
    margin-top: 20px;
    text-align: right;
    padding-right: 10px;
}


/*お知らせ一覧*/
.news {
    padding: 0 10px;
}
.news dl {
    margin: 0;
    padding: 10px;
    line-height: 140%;
    font-weight: bold;
    display: flex;
    flex-wrap: wrap;
    background: url("../img/line.png") repeat-x bottom center;
}
.news dt {
    width: 210px;
    padding: 5px 10px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.news dd {
    margin: 0;
    padding: 5px 10px 5px 20px;
    flex: 1;
}
.news span.category {
    width: 90px;
    display: block;
    font-size: 1.3rem;
    line-height: 100%;
    font-weight: normal;
    color: #fff;
    background-color: #185c9f;
    border-radius: 50px;
    padding: 5px;
    text-align: center;
}


/*お知らせバナー*/
.infobnr {
    /*margin-bottom: 30px;*/
    margin: 50px auto;
    padding: 0 0px;
}
.infobnr ul {
    width: 100%;
    margin: 0;
    padding: 0;
    list-style-type: none;
    line-height: 100%;

    display: flex;
}
.infobnr li~li {
    margin-left:20px;
}
.infobnr img {
    display: block;
    margin: 0 auto;
}


/*日本LCA学会とは*/
#about {
    background: url("../img/main_3.png") no-repeat left bottom;
    background-size: 450px;
    background-color: #f7fafc;
    padding: 80px 0 100px;
}

#about .read {
    width: 100%;
    max-width: calc(1240px + 40px);
    margin: 0 auto;

    /*サークル用*/
    position: relative;
}
#about .outbody {
    width: 100%;
    max-width: calc(1240px + 40px);
    margin: 0 auto;
}
#about h2 {
    background: url("../img/icon_about.png") no-repeat left top;
    background-size: 70px;
    padding: 10px 0 10px 84px;    
}

/*リード文*/
.vision {
    width: 100%;
    max-width: 980px;
    margin-top: 40px;
    margin-left: 30px;
    margin-bottom: 30px;
}
.vision .vision-title {
    width: 100%;
    font-size: 3.0rem;
    font-weight: 600;    
    color:#4d4d4d;
    letter-spacing: 0.5px;
    font-family: "Noto Sans JP", '游ゴシック', 'Yu Gothic', 'ヒラギノ角ゴ Pro W3', 'Hiragino Kaku Gothic Pro','メイリオ', 'Meiryo', 'ＭＳ Ｐゴシック', 'MS PGothic', sans-serif;
    font-optical-sizing: auto;
    font-weight: 500;
    font-style: normal;
}
.vision p {
    font-size: 1.8rem;
    line-height: 180%;
    text-align: justify;
}

.vision span {
    color:#eb8789;
    font-size: 3.4rem;
}


/*コンテンツ*/
.items {
    display: flex;
    flex-wrap: wrap;
    width: calc(100% + 40px);
    margin-left: -40px;
}

.items .imgWrap {
    border-radius: 20px;
}
.items .imgWrap img {
    display: block;
    width: 100%;
    max-width: 260px;
    margin: 0 auto;
}

.items .item {
   width: calc((100% / 4) - 40px);
   margin-left: 40px; 
}
.items .item dl {
    margin: 0;
    padding: 0 5px;
}
.items .item dt {
    margin-top: 10px;
    margin-bottom: 20px;
    text-align: center;
}
.items .item dd {
    margin: 0;
}
.items .item a {
    text-decoration: none;
    color: #000;
}
.items .item a:hover dt span {
    transition: all .5s;
    background-color: #dae24a;
}


/*ボタン風見出し*/
.items .item dt span {
    display: inline-block;
    width: 180px;
    text-decoration: none;
    font-size: 1.8rem;
    font-weight: bold;  
    background:url("../img/icon_arrow_w.png") no-repeat 14px center;
	background-size: 26px;
    background-color: #006979;
    color:#fff;
    border-radius: 50px;
    text-align: center;
    padding: 5px;
}

/*学生交流ネットワーク*/
/*
.scn {
    width: 100%;
    display: flex;
    align-items: stretch;

    margin: 50px 0;
    padding: 30px 50px;

    border-radius: 10px;
    background-color: #fff;
}
.scn .scn-text {
    flex: 1;
}
.scn .scn-img {
    width: 340px;
    margin-left: 50px;
}
.scn .scn-img img {
    display: block;
    border-radius: 20px;
}
*/


/*関連バナー*/
.aboutbnr {
    margin-top: 80px;
}
.aboutbnr ul {
    width: 100%;
    margin: 0;
    padding: 0;
    list-style-type: none;
    line-height: 100%;

    display: flex;
    justify-content: flex-end;
}
.aboutbnr li~li {
    margin-left:30px;
}
.aboutbnr img {
    display: block;
}


/*---------------------------*/
/*テキスト動画*/
/*---------------------------*/
.circle {
    /*position: relative;*/
    width: 450px; /* サイズを調整 */
    height: 450px; /* サイズを調整 */
    transform-style: preserve-3d;
    animation: rotate 30s linear infinite;
    position: absolute;    
    top: -100px;
    right: -150px;
}
.circle span {
    position: absolute;
    width: 450px; /* サイズを調整 */
    height: 450px; /* サイズを調整 */
    text-align: center;
    transform-origin: center;
    font-size: 4.6em; /* テキストのサイズを2倍に */

    font-family: "DM Serif Text", serif;
    font-weight: 400;
    font-style: normal;
}
@keyframes rotate {
    from {
        transform: rotateX(45deg) rotateY(45deg) rotateZ(0deg);
    }
    to {
        transform: rotateX(45deg) rotateY(45deg) rotateZ(360deg);
    }
}


/*-------------------------*/
/*スライダー*/
/*-------------------------*/
.sliderbox {
    width: 100%;
    max-width: calc(1920px - 20px);
    margin: 70px auto 50px;
}
.slick-slide {
    transition: .3s ease;
    transform: scale(.85);
}
.slick-current {
    transform: scale(1);
}

.multiple-item {
    width: 100%;
    margin: 0;
    padding: 0;
    list-style-type: none;
    overflow: hidden;
    opacity:0;
    text-align: center;
}
.multiple-item .slick-prev,
.multiple-item .slick-next {
    display:none;
}
.multiple-item .slick-prev:before,
.multiple-item .slick-next:before {
    display:none;
}
.multiple-item .slick-initialized {
    margin:0;
    padding:0;
}
.multiple-item .slick-dots {
    bottom: 0;
    left: 0;  
    position:relative;
    margin: 0;
    padding: 0;
}
.multiple-item .slick-slide img {
    display: block;
    margin-bottom: 10px;
    border-radius: 10px;
}
.multiple-item .slick-track .slide {
    margin: 0 40px 20px;
    max-width: 400px;
}
.multiple-item li {
    margin-bottom: 20px;
    font-family: "Noto Sans JP", '游ゴシック', 'Yu Gothic', 'ヒラギノ角ゴ Pro W3', 'Hiragino Kaku Gothic Pro','メイリオ', 'Meiryo', 'ＭＳ Ｐゴシック', 'MS PGothic', sans-serif;
}



/*仮調整*/
@media screen and (max-width: 1280px) {
  .cover {
      height: 400px;
  }
  .cover-in {
      height: 430px;
      background-size: 470px;
  }
  #event {
      width: 60%;
      margin-top: 30px;
  }
}

@media screen and (max-width: 1180px) {
    .cover {
        height: auto;
    }
    .cover-in {
        height: auto;
        flex-direction: column;
        padding: 0 20px;
        background-position: right top;
        background-size: 270px;
    }
    @keyframes floatBackground {
        0% {
          background-position: 95% top;
        }
        50% {
          background-position: 95% 20px;
        }
        100% {
          background-position: 95% top;
        }
    }

    #event {
        width: 100%;
        margin-top: 30px;
    }
    #eventlist {
        flex-wrap: wrap;
    }
    #eventlist dl {
        width: calc((100% / 4) - 25px);
        margin: 10px 10px;
    }

}

@media screen and (max-width: 780px) {
    #eventlist dl {
        width: calc((100% / 2) - 20px);
        margin: 10px 10px;
    }
}
@media screen and (max-width: 380px) {
    .cover-in {
        padding-top: 200px;
    }
    @keyframes floatBackground {
        0% {
          background-position: center 30px;
        }
        50% {
          background-position: center 20px;
        }
        100% {
          background-position: center 30px;
        }
    }
    #eventlist dl {
        width: 100%;
        margin: 10px 0 20px;
    }
    #event h2 {
        margin-bottom: 0;
    }
}



/****************************/
/*レスポンシブ*/
/****************************/
@media screen and (max-width: 1680px) {
    #about {
        padding: 80px 0 200px;
    }
}

@media screen and (max-width: 1380px) {
    #about {
        padding: 80px 20px 200px;
        background-size: 350px;
    }

    #information {
        padding: 0 20px;
    }
    .circle {
        top: -100px;
        right: -100px;
    }
}

@media screen and (max-width: 1280px) {

    .vision {
        max-width: calc(100% - 60px);
        margin-left: 30px;
    }
    
    .circle {
         width: 330px;
        height: 330px;
        top: -120px;
        right: 0px;
    }
    .circle span {
        width: 330px;
        height: 330px;
        font-size: 3.0em;
    }


    /* .cover-in {
        background-size: 600px;
    } */

}

@media screen and (max-width: 980px) {
    
    #about {
        padding: 80px 20px 200px;
        background-size: 250px;
    }

    .circle {
        width: 280px;
        height: 280px;
        top: -120px;
        right: -30px;
    }
    .circle span {
        width: 280px;
        height: 280px;
    }

    .items {
        width: calc(100% + 20px);
        margin-left: -20px;
    }
    .items .item {
        width: calc((100% / 4) - 20px);
        margin-left: 20px;
    }

    .scn {
        padding: 30px;
    }
    .scn .scn-img {
        width: 100%;
        max-width: 45%;
        margin-left: 30px;
    }
}

@media screen and (max-width: 780px) {
    #information {
        background-position: center bottom;
        background-size: 300px;
    }

    #information .outbody {
        padding-bottom: 240px;
        margin: 0;
    }

    #about {
        padding: 40px 15px 200px;
        background-size: 280px;
    }

    #about .read {
        width: 100%;
        max-width: 100%;   
        padding-bottom: 200px;
        /*position: static;*/
    }
    #about .outbody {
        width: 100%;
        max-width: 100%;   
    }

    .circle {
        width: 320px;
        height: 320px;
        top: auto;
        right: calc(50% - (320px / 2));
        bottom: -60px;
    }
    .circle span {
        width: 320px;
        height: 320px;
     }

    .vision {}
    .vision .vision-title {
        font-size: 2.4rem;
        line-height: 120%;
    }
    .vision span {
        font-size: 2.6rem;
    }
    .vision p {
        font-size: 1.6rem;
        line-height: 160%;
    }

    .items {
        width: calc(100% + 40px);
        margin-left: -40px;
        margin-top: 30px;
        padding: 0 20px;
    }
    .items .item {
        width: calc((100% / 2) - 40px);
        margin-left: 40px; 
        margin-bottom: 40px;
     }

     .scn .scn-img {
        max-width: 200px;
    }
}

@media screen and (max-width: 580px) {

    h2 {
        border-width: 0;
    }
    h2 span {
        font-size: 160%;
    }


    #information h2 {
        background-position: center top;
        padding: 90px 0 0 0;
        text-align: center;
    }
    #information .more {
        margin-top: 30px;
        padding-right: 10px;
    }
    #information .more a {
        font-size: 1.4rem;
        padding: 7px 15px 7px 28px;
    }

    .news {
        padding: 0;
    }
    .news dl {
        margin-bottom: 20px;
        padding: 0;
    }
    .news dt {
        width: 100%;
        align-items: center;
        justify-content: flex-start;
        padding: 0;
        margin-bottom: 5px;
        font-weight: normal;
        font-size: 1.4rem;
    }
    .news dd {
        width: 100%;
        padding: 0 0 10px 0;
    }
    .news span.category {
        font-size: 1.2rem;
        width: 70px;
        padding: 3px 5px;
        margin-left: 10px;
    }

    /*日本LCA学会とは*/
    #about {
        background-size: 50%;
        padding: 20px 15px 180px;
    }

    #about .read {
        padding-bottom: 260px;
    }

    #about h2 {
        background-position: center top;
        padding: 90px 0 0 0;
        text-align: center;
        border-width: 0;
    }

    .vision {
        max-width: 100%;
        margin-left: 0;
    }

    .vision .vision-title {
        font-size: 2.0rem;
        line-height: 120%;
    }
    .vision span {
        font-size: 2.2rem;
    }

    /*コンテンツ*/
    .items {
        width: 100%;
        margin-left: 0;
        padding: 10px 0 0;
        border-top: 1px #ddd solid;
    }
    
    .items .item {
       width: 100%;
       margin-left: 0;
       margin-bottom: 0;
       padding: 15px 0 15px;
       border-bottom: 1px #ddd solid;
       
    }
    .items .item a {
        display: flex;
        flex-wrap: wrap;
        align-items: flex-start;
    }

    .items .imgWrap {
        width: 42%;
        max-width: 180px;
        margin-right: 20px;
        border-radius: 10px;
    }

    .items .item dl {
        flex: 1;
        padding: 5px 0;

        display: flex;
        flex-direction: column;
    }
    .items .item dt {
        margin: 10px 0 0 0;
        order: 2;
    }
    .items .item dd {
        order: 1;
        font-size: 1.5rem;
        line-height: 140%;
    }

    /*ボタン風見出し*/
    .items .item dt span {
        width: 140px;
        background-position: 10px center;
        font-size: 1.4rem;
        background-size: 23px;
        padding: 3px 5px;
    }

    .scn {
        padding: 15px 20px;
        flex-wrap: wrap;
    }
    .scn h3 {
        text-align: center;
    }
    
    .scn .scn-text {
        width: 100%;
    }
    .scn .scn-img {
        width: 100%;
        max-width: 100%;
        margin-left: 0;
    }
    .scn .scn-img img {
        width: 100%;
        max-width: 300px;
    }
    
    /*関連バナー*/
    .aboutbnr {    }
    .aboutbnr ul {
        display: block;
    }
    .aboutbnr li {
        text-align: center;
    }
    .aboutbnr li~li {
        margin-left: 0;
        margin-top: 20px;
    }
    .aboutbnr img {
        display: inline-block;
    }

    /* .cover {display: none;} */
}

@media screen and (max-width: 380px) {
    /*お知らせバナー*/
    .infobnr {
        margin-bottom: 50px;
        padding: 0 15px;
    }
    .infobnr ul {
        display: block;
    }
    .infobnr li~li {
        margin-left:0;
        margin-top: 20px;
    }

    #about .read {
        padding-bottom: 220px;
    }
    .circle {
        width: 260px;
        height: 260px;
        top: auto;
        right: calc(50% - (260px / 2));
        bottom: -50px;
    }
    .circle span {
        width: 260px;
        height: 260px;
        font-size: 2.4em;
     }
        
    .items .item dd {
        font-size: 1.4rem;
    }
    
    /*ボタン風見出し*/
    .items .item dt span {
        width: 140px;
        font-size: 1.4rem;
        padding: 3px 5px;
    }
}