.challenge-wrap {
    display:flex;
    padding-bottom: 2rem; border-bottom: 1px solid #ddd;
    margin-bottom: 2rem;
}

.challenge-wrap .left-con {
    width: 235px;
    height: 260px;
    /*background: var(--color-main-red) url('../../img/withsam/common/icon-withsam.png') 90% 90% no-repeat;*/
    background: var(--color-main-red);
    color: #fff;
    box-sizing:border-box;
    border-radius:20px;
    padding: 1.25rem 1.5rem;
}

.challenge-wrap .left-con a {
    width: 100%;
    height: 100%;
}

.challenge-wrap .left-con .txt {
    font-family: '샌드박스 어그로';
    font-size: 24px;
    letter-spacing:-0.5px;
    line-height: 1.4;
    margin: 0.75rem 0;
}

.challenge-wrap .left-con .txt .p_br {
    display: block;
}

.challenge-wrap .right-con {
    width: calc(100% -  235px - 1.5rem);
    margin-left:1.5rem;
}

.challenge-wrap .right-con .challenge-list-wrap {
    width: 100%;
    overflow: hidden;
    display: flex;
    position: absolute;
}

.challenge-list,.inno-zone {
    display: flex;
    /* flex-direction: row;
     flex-wrap: nowrap;
     will-change: transform;
     transform: translateX(0);width: fit-content;
     overflow: hidden;*/
}

.challenge-list li {
    width: 260px;
    height: 260px;
    margin: 0 0.5rem;
    background: #4b4b4b;
    color: #fff;
    box-sizing:border-box;
    border-radius:20px;
    position: relative;
    overflow: hidden;
}

.challenge-list li a {
    display: block;
    width: 100%;
    height: 100%;
    padding: 1rem;
    box-sizing: border-box;
}

.challenge-list li:after {
    content: '';
    width: 5rem;
    height: 8rem;
    background: #fff;
    position: absolute;
    right: -1.5rem;
    bottom: -3rem;
    transform: rotate(45deg);
}

.challenge-list li.kor:after {
    background: var(--color-kor);
}

.challenge-list li.math:after {
    background: var(--color-math);
}

.challenge-list li.eng:after {
    background: var(--color-eng);
}

.challenge-list li.soc:after {
    background: var(--color-soc);
}

.challenge-list li.sci:after {
    background: var(--color-sci);
}

.challenge-list li.etc:after {
    background: var(--color-etc);
}

.challenge-list .cate { }

.challenge-list .cate span {
    display: inline-block;
    padding: 7px 1rem 6px;
    border-radius:1rem;
    background: #fff;
    color: #333;
    line-height :1;
    font-weight: 600;
    font-size: 15px;
}

.challenge-list .tag {
    color: #fff;
    margin: 1.125rem 0 1rem;
}

.challenge-list .tag span {
    display: inline-block;
    font-weight: 600;
}

.challenge-list li.kor .tag span {
    color: var(--color-kor);
}

.challenge-list li.math .tag span {
    color: var(--color-math);
}

.challenge-list li.eng .tag span {
    color: var(--color-eng);
}

.challenge-list li.soc .tag span {
    color: var(--color-soc);
}

.challenge-list li.sci .tag span {
    color: var(--color-sci);
}

.challenge-list li.etc .tag span {
    color: var(--color-etc);
}

.challenge-list .cate span + span, .challenge-list .tag span + span {
    margin-left: 0.5rem;
}

.challenge-list .txt {
    font-family: '티몬소리';
    color: #fff;
    font-size: 24px;
    line-height: 1.4;
    text-shadow: 0 3px 3px rgba(0,0,0,0.5);
}

.challenge-list .trophy {
    position: absolute;
    right: 0.25rem;
    bottom:0.5rem;
    z-index: 5;
}

.swiper-wrapper {
    transition-timing-function: linear;
}


@keyframes flowRolling {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(0%);
    }
}

.sub0102 .sub-title-wrap {display: flex; gap: 12px; align-items: center; padding: 1.6rem 0;}
.sub0102 .sub-title-box {position: relative; width: 300px;}
.sub0102 .sub-title-wrap .img-box {background-color: var(--color-main-bg); width: 56px; height: 56px; border-radius: 100%; border: 1px dashed var(--color-sub-red); position: relative; z-index: 9;}
.sub0102 .sub-title-wrap .img-box img {position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%)}
.sub0102 .sub-title-wrap .title-box {padding: 0.3rem 1.4rem; border-radius: 30px; background-color: var(--color-sub-red); color: #fff; padding-left: 68px; position: absolute; top: 50%; transform: translateY(-50%); font-size:1.125rem}

.sub0102 .fliter-zone {display: flex; justify-content: flex-end; align-items: center; margin-bottom: 2rem; gap: 10px;}
.sub0102 .fliter-zone a {border-radius: 20px; padding: .4rem 2.2rem}
.sub0102 .fliter-zone .reset {margin-right: 10px}


.sub0102 .inno-zone {display: flex; flex-wrap: wrap; gap: 18px;}
.sub0102 .inno-zone > div {width: calc((100% - (18px*3) ) / 4);  }
.sub0102 .inno-zone > div {box-sizing: border-box; border: 1px solid var(--color-main-red);background: #f8f8f8;border-radius: 20px; transition: 0.2s all linear; position: relative;}
.sub0102 .inno-zone > div a {padding: 1rem; box-sizing: border-box; padding-bottom: 5rem}
.sub0102 .inno-zone > div:hover {background: #fff;  transition: 0.2s all linear}
.sub0102 .inno-zone > div.complete{border: 3px solid var(--color-main-red); background: #fff; position: relative;}
.sub0102 .inno-zone > div.complete::after {position: absolute; content: ''; background: url('../../img/withsam/sub/icon-achievement.png') no-repeat; right: 1rem; top:10px; width: 30px; height: 44px; background-size: cover}
.sub0102 .inno-zone > div.ing {border: 1px solid var(--color-kor)}
.sub0102 .inno-zone > div.end{border: 1px solid #666;}
.sub0102 .inno-zone > div.recruiting{border: 1px solid var(--color-math);}
.sub0102 .inno-zone > div .cate span {padding:3px 1rem; display: inline-block; border-radius: 1rem;font-size: 15px;}
.sub0102 .inno-zone > div .tag {padding: 1rem 0; display: flex; gap: 3px; color: #888; flex-wrap: wrap;}
.sub0102 .inno-zone > div .tag span {border: 1px solid #ddd; border-radius: 20px; color: #666; padding: 3px 8px; background: #fff; font-size: 12.5px; letter-spacing: -1px;}
.sub0102 .inno-zone > div .txt { font-size: 23px; line-height: 1.2;font-weight: bold;}
.sub0102 .inno-zone > div .cate span+span {margin-left:4px}
.sub0102 .inno-zone > div .cate span.end {background: #666; color: #fff; border:1px solid #666;}
.sub0102 .inno-zone > div .cate span.recruiting {background: var(--color-math); color: #fff;}
.sub0102 .inno-zone > div .cate span.ing {background: var(--color-kor); color: #fff;}
.sub0102 .inno-zone > div .cate span.complete {background: var(--color-main-red); color: #fff;}
.sub0102 .inno-zone > div .trophy {font-size: 14px; color: #888;position: absolute; right: 1rem; bottom: 1rem; z-index: 9;cursor: pointer}
.sub0102 .inno-zone > div .trophy img {padding-right:8px; }
.sub0102 .inno-zone > div .trophy img.thumbup_off {filter: grayscale(1)}

.sub0102 .inno-zone > div .trophy span {vertical-align: bottom}
.sub0102:not(.view) .section2 .section-title-wrap {border: none; padding-bottom: 0}

.sub0102.view .section1 {margin-bottom:3rem}
.sub0102.view .class-zone .class-list {margin-top: 2rem;}
.sub0102.view .class-zone .class-list .box {position: relative}
.sub0102.view .class-zone .class-list .box + .box {margin-top: 2rem}
.sub0102.view .class-zone .class-list .box {padding: 1.5rem; box-sizing: border-box; border-radius: 12px; background-color: #f8f8f8; display: flex; gap: 2rem; transition: 0.2s linear; border: 1px solid #f8f8f8; align-items:flex-start}
.sub0102.view .class-zone .class-list .box:hover > a{background-color: #fff; border: 1px solid var(--color-sub-red); transition: 0.2s linear;}
.sub0102.view .class-zone .class-list .box .img-box {padding-bottom: 20%; position: relative; width: 30%; border: 1px solid #ddd; border-radius: 12px; overflow: hidden;}
.sub0102.view .class-zone .class-list .box .img-box img {position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%); object-fit: cover; width: 100%; height: 100%;}
.sub0102.view .class-zone .class-list .box .text-box {width:70%; padding-bottom: 4rem}
.sub0102.view .class-zone .class-list .box .text-box dl {display: flex; gap: 16px; color: #444}
.sub0102.view .class-zone .class-list .box .text-box dl+dl {margin-top: 10px}
.sub0102.view .class-zone .class-list .box .text-box dl dt {position: relative; padding-left:6px; font-weight: bold}
.sub0102.view .class-zone .class-list .box .text-box dl dt:after {position: absolute; content: ''; background: var(--color-main-red); left: 0; top: 4px; height:16px; width:2px; }
.sub0102.view .class-zone .class-list .box .text-box dl:last-child {flex-direction: column; gap: 0px;}
.sub0102.view .class-zone .class-list .box .label-zone span + span {margin-left: 6px}
.sub0102.view .class-zone .class-list .box .text-box .dec {display: block; color: #888;;}
.sub0102.view .class-zone .class-list .box .text-box .label { padding: .2rem 1.1rem; border-radius: 13.5px}
.sub0102.view .class-zone .class-list .box .text-box .title {font-size: 1.375rem; padding: 1rem 0; font-weight: bold}
.sub0102.view .class-zone .class-list .box .tag-box {margin-top: .5rem;}
.sub0102.view .class-zone .class-list .box .tag-box span {border: 1px solid #ddd; border-radius:20px; background-color: #fff; color: #666; padding: 3px 10px;}
.sub0102.view .class-zone .class-list .box .bottom {margin-top: 2rem; display: flex; justify-content: space-between}
.sub0102.view .class-zone .class-list .box .bottom .left {display: flex; gap: 1.2rem; color: #666;  font-size: 14px; align-items: center;}
.sub0102.view .class-zone .class-list .box .bottom .left .writer  {display: flex; align-items: center; gap: 4px;position: relative;}
.sub0102.view .class-zone .class-list .box .bottom .left .writer::after {position: absolute; right: -10px; width: 1px; height: 14px; top: 6px; background-color: #ddd; content: ''; }
.sub0102.view .class-zone .class-list .box .bottom .left .writer img {max-width: 26px; max-height: 26px}
.sub0102.view .class-zone .class-list .box  .right {display: flex; gap: 1rem; position: absolute; left: 1.5rem; bottom: 1.5rem; }
.sub0102.view .class-zone .class-list .box  .right > div:not(.share-list) {display: flex; align-items: center; justify-content: center; gap: 4px; color: #666;  cursor: pointer; }
.sub0102.view .class-zone .class-list .box .right .like img {transition: 0.2s linear;}
.sub0102.view .class-zone .class-list .box .btn-zone {position: absolute; right: 1.5rem; bottom: 1.5rem}

.sub0102.view .section2 {position: relative}
.sub0102.view .section2 .section-title-wrap{margin-top: 2rem}
.sub0102.view .section2 .section-title-wrap img {max-width:40px}
.sub0102.view .section2 .participant-pop-open {margin-left: 20px}
.sub0102.view .section2 .date-zone {position: relative}
.sub0102.view .section2 .date-zone .date {font-size:1.725rem; padding: 1rem 0; text-align: center}
.sub0102.view .section2 .date-zone .prev {left: 2rem ;position: absolute; top: 1.5rem;cursor: pointer;}
.sub0102.view .section2 .date-zone .next {right: 2rem;position: absolute; top: 1.5rem;cursor: pointer;}
.sub0102.view .section2 .view-list {display: flex; flex-wrap: wrap; margin-top: 2rem; gap: 16px}
.sub0102.view .section2 .view-list .box {width: calc(50% - 16px); padding: 1rem; box-sizing: border-box; border: 1px solid #ddd; border-radius: 12px; position: relative;transition: 0.2s all linear; padding-bottom: 2.5rem; }
.sub0102.view .section2 .view-list .box:hover {border-color: var(--color-main-red); transition: 0.2s all linear}
.sub0102.view .section2 .view-list .box a {display: flex; gap: 10px; align-items: flex-start; flex-wrap: wrap; font-size: 14px; padding: 0.2rem 1rem;}
.sub0102.view .section2 .view-list .box .participant {width: 100%; color: var(--color-main-red); font-weight: bold;}
.sub0102.view .section2 .view-list .box .img-box {width: calc(40% - 10px); border-radius: 12px; overflow: hidden; border: 1px solid #ddd;padding-bottom: 25%; position: relative; }
.sub0102.view .section2 .view-list .box .img-box img {position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%); object-fit: cover; width: 100%; height: 100%;}
.sub0102.view .section2 .view-list .box .text-box {width: 60%;}
.sub0102.view .section2 .view-list .box .text-box .text-zone {background: #efefef; font-size: 12px; border-radius: 12px; padding: 14px}
.sub0102.view .section2 .view-list .box .text-box .writer {font-size: 13px}
.sub0102.view .section2 .view-list .box .text-box .writer img {max-width:22px}
.sub0102.view .section2 .view-list .box .text-box .date {color: #666; font-size: 13px; padding-bottom: 1rem}
.sub0102.view .section2 .view-list .box .trophy {position: absolute; bottom: 1rem ; left: 1rem; cursor: pointer}
.sub0102.view .section2 .view-list .box .trophy img {padding-right: 4px}
.sub0102.view .section2 .view-list .box .trophy span {vertical-align: bottom}
.sub0102.view .section2 .view-list .box .trophy .thumbup_off {filter: grayscale(1);}
.sub0102.view .section2 .view-list .box .modify-zone {position: absolute; right: .5rem; top: .5rem; width: 30px; height: 30px; border-radius: 100%;transition: 0.2s all linear; cursor: pointer}
.sub0102.view .section2 .view-list .box .modify-zone:hover {background: var(--color-main-red); transition: 0.2s all linear}
.sub0102.view .section2 .view-list .box .modify-zone:hover:after {background: #fff; transition: 0.2s all linear}
.sub0102.view .section2 .view-list .box .modify-zone:hover:before {background: #fff; transition: 0.2s all linear}
.sub0102.view .section2 .view-list .box .modify-zone:after {position: absolute; content: ''; width: 5px; height: 5px; border-radius: 100%; background:#666;top: 6px; left: 50%; transform: translateX(-50%)}
.sub0102.view .section2 .view-list .box .modify-zone:before {position: absolute; content: ''; width: 5px; height: 5px; border-radius: 100%; background:#666;top:18px; left: 50%; transform: translateX(-50%)}
.sub0102.view .section2 .view-list .box .modify-zone > div{background: #fff; position: absolute; left: -86px; padding: .5rem; border: 1px solid #ddd; border-radius: 12px; /*width: 86px;*/ display: none}
.sub0102.view .section2 .view-list .box .modify-zone > div a+a {margin-top: 8px}

.participant-pop {position: absolute; left: 540px; top: 4px; background: #fff; border-radius: 12px; min-width:200px; display: none}
.participant-pop .close-wrap {background: var(--color-main-red);padding: 4px; text-align: right; border: 1px solid var(--color-main-red); border-radius: 12px 12px 0 0}
.participant-pop .body {padding: 1rem;border: 1px solid #ddd; border-radius: 0 0 12px 12px}
.participant-pop .body a {display: inline-block;}
.participant-pop .body .btn-wrap {text-align: center}
.participant-pop h3 {padding: 10px 0; font-size: 1.1rem; text-align: center; font-weight: bold}
.participant-pop .scroll {margin: 0 14px; height:130px; overflow-y: scroll; margin-bottom: 1rem; font-size: 14px; border: 1px solid #ddd}
.participant-pop .scroll p {padding: 2px 4px; padding-right:32px; color: #767676}
.participant-pop .scroll p.host {background: var(--color-main-red);color: #fff;}
/*.participant-pop .scroll p:hover {background: #efefef}*/

.participant-pop .scroll::-webkit-scrollbar {
    width: 6px;
}
.participant-pop .scroll::-webkit-scrollbar-thumb {
    background-color: var(--color-main-red); border-radius: 8px;
}
.participant-pop .scroll::-webkit-scrollbar-track {
    background-color: #efefef;
}
/*.write-board .regist_box.post_flex p + div.dateList {width: 100%}*/
.thumbnail_group {display: flex; flex-wrap: wrap;}
.thumbnail_group label:first-child {padding-left: 0;}

/* 반응형 */
@media(max-width:1360px){
    .sub0102 .inno-zone > div .txt {font-size: 20px}
    .sub0102 .inno-zone > div .tag {flex-wrap: wrap}
    .sub0102.view .section2 .participant-pop-open {font-size: 14px}
    .participant-pop {left: 440px; top: 0}
}

@media(max-width:1200px){
    .sub0102 .inno-zone > div {width:calc((100% - 20px ) / 2)}
    .sub0102.view .section2 .view-list .box {padding-bottom: 3.5rem}
    .sub0102.view .section2 .view-list .box a {flex-direction: column}
    .sub0102.view .section2 .view-list .box a .img-box {width: 100%; padding-bottom: 50%}
    .sub0102.view .section2 .view-list .box a .text-box {width: 100%;display: flex;flex-wrap: wrap}
    .sub0102.view .section2 .view-list .box .text-box .date {margin-left: 16px; position: relative}
    .sub0102.view .section2 .view-list .box .text-box .date:after {position: absolute; content: ''; background: #aaa; width: 1px; height: 10px; top: 5px; left: -7px}
    .sub0102.view .section2 .view-list .box .text-box .text-zone {width: 100%}
    .sub0102 .inno-zone > div .cate span {font-size: 14px;}
}

@media(max-width:1024px){

}

@media(max-width:970px){
    .sub0102 .sub-title-wrap .title-box {font-size: 1rem;}
}

@media(max-width:768px){
    .sub0102 .select-box {margin-bottom: 1rem}
    .sub0102 .fliter-zone {margin-bottom: .5rem}
    .sub0102 .fliter-zone + .fliter-zone {margin-top: 2.5rem}
    .sub0102.view .class-zone .class-list .box {flex-direction: column}
    .sub0102.view .class-zone .class-list .box .img-box {width: 100%; padding-bottom: 50%}
    .sub0102.view .class-zone .class-list .box .text-box {width: 100%}
    .participant-pop {top: 50px; left: 200px; width: 240px}
    .sub0102.view .section2 .date-zone .date {font-size: 1.5rem}
    .sub0102.view .section2 .date-zone .list-btn img {width: 14px; height: 20px}
    .sub0102 .fliter-zone a {padding: 0.3rem 1rem}
    .sub0102 #select {width: 120px}
    .sub0102.view .section2 .view-list {margin-top: 1rem}
    .challenge-wrap {
        display: block;
    }
    .challenge-wrap .left-con {
        width: 286px;
        height: auto;
        background-image: none;
        padding: 0.5rem 0;
        border-radius: 12px;
    }
    .challenge-wrap .left-con a {
        display: flex;
        justify-content: center;
        align-items: center;
    }
    .challenge-wrap .left-con a img {
        width: 20px;
    }
    .challenge-wrap .left-con .txt {
        font-size: 15px;
        margin: 0.25rem 0 0 0.375rem;
        line-height: 1;
    }
    .challenge-wrap .left-con .txt .p_br {
        display: inline-block;
    }
    .challenge-wrap .right-con {
        width: 100%;
        margin-left: -2%;
        margin-top: 1rem;
    }
    .challenge-wrap .right-con .challenge-list-wrap {position: relative}
    input[type=date] {width: 130px}
    .write-board .regist_box textarea.small {width: 100%}
    .sub0102.view .class-zone .class-list .box .text-box .title {padding: .5rem 0}
    .write-board .regist_box select {width: 120px;}
    .sub0102 .inno-zone > div .cate span {font-size: 13px;}

}

@media(max-width:640px){
    .challenge-wrap {
        padding-bottom: 3.125rem;
    }
    .challenge-wrap .left-con {
        width: 98%;
        padding: 0.625rem 0;
        border-radius: 2rem;
    }
    .challenge-wrap .left-con .txt {
        padding: 0.125rem 0 0 0.5rem;
    }
    .challenge-list li {
        width: 200px;
        height: 200px;
    }
    .challenge-list li:after {
        width: 4rem;
    }
    .challenge-list .cate span {
        font-size: 12px;
        padding: 5px 0.75rem 5px;
    }
    .challenge-list .tag {
        font-size: 14px;
        letter-spacing: -0.5px;
    }
    .challenge-list .txt {
        font-size: 17px;
    }
    .challenge-list .trophy {
        width: 60px;
    }

}

@media(max-width:580px){
    .sub0102 .section1 .sub-title-wrap .title-box {font-size: .9rem; padding-left: 58px}
    .sub0102 .section1 .sub-title-wrap .img-box {width: 46px; height: 46px}
    .sub0102 .section1 .sub-title-wrap .img-box img {max-width:26px}
    .sub0102.view .class-zone .class-list .box .text-box .label {font-size: 14px}
    .sub0102.view .class-zone .class-list .box .text-box .title {font-size: 1.1rem}
    .sub0102.view .section2 .view-list .box {width: 100%}
}
@media(max-width:480px){
    .sub0102 .inno-zone > div {width:100%}
    .sub0102 .inno-zone > div .txt {font-size: 21px}
    .sub0102.view .section-title-wrap > div {flex-wrap: wrap}
    .sub0102.view .section2 .participant-pop-open {width: 100%; margin-left: calc(100% - 118px)}
    .participant-pop {top: 80px; right: 0; left: auto}
    .participant-pop .scroll {width: 100% ;margin: 0 0 10px 0}
    .participant-pop h3 {font-size: 1rem}
    .sub0102.view .section2 .date-zone .date {font-size: 1.3rem}

}

@media(max-width:360px){

}