@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@100..900&display=swap');


/* layout css */
.pc {}
.sp {display: none;}
@media only screen and (max-width: 750px) {
    .pc {display: none;}
    .sp {display: block;}
}


/* header nav */
ul.header-nav {
    display: flex;
    justify-content: flex-end;
}
ul.header-nav li {
    border-left: 1px solid #727272;
    font-family: "Noto Sans JP", sans-serif !important;
    font-size: 18px;
}
ul.header-nav li:last-child {
    border-right: 1px solid #727272;
}
ul.header-nav li a {
    padding: 0 1em !important;
    color: #727272;
}
@keyframes FadeSlide {
  0% {
    right: -100%;
  }
  100% {
    right: 0;
  }
}
@media only screen and (max-width: 750px) {
    ul.header-nav {
        display: none;
        position: absolute;
        top: 50px;
        right: -100%;
        justify-content: flex-start;
        flex-direction: column;
        width: 0;
        height: calc(100vh - 50px);
        background-color: #ffffff;
        padding-top: 8vw;
        transition: all .3s ease;
    }
    ul.header-nav li {
        margin-bottom: 1em;
        border-left: 0;
        font-size: 3.8vw;
    }
    ul.header-nav li:last-child {
        border-right: 0;
    }
    .toggle {
        position: absolute;
        top: 0;
        right: 3%;
        width: 45px;
        height: 50px;
        cursor: pointer;
    }
    .toggle span {
        display: block;
        position: absolute;
        right: 0;
        width: 100%;
        height: 2px;
        background-color: #c8c8c8;
        margin: auto;
        transition: all .3s ease;
    }
    .toggle span:nth-child(1) {
        top: 14px;
    }
    .toggle span:nth-child(2) {
        top: 0;
        bottom: 0;
    }
    .toggle span:nth-child(3) {
        bottom: 14px;
    }
    .open .toggle span:nth-of-type(1) {
        transform:translateY(10px) rotate(-45deg);
    }
    .open .toggle span:nth-of-type(2) {
        opacity:0;
    }
    .open .toggle span:nth-of-type(3) {
        transform:translateY(-10px) rotate(45deg);
    }
    .open ul.header-nav {
        display: block;
        width: 40vw;
        animation: 0.3s linear forwards FadeSlide;
    }
}



/* contents */
.l-contents {
    overflow: clip;
    background-repeat: repeat-y;
    background-position: center top 650px;
    background-image: url(../images/main_bg_pc.jpg);
    line-height: 1.77;
    font-family: "Noto Sans JP", sans-serif;
    font-size: 18px;
    font-weight: 400;
}
.l-contents img {
    width: inherit;
    max-width: 100%;
    height: auto;
}
@media only screen and (max-width: 750px) {
    .l-contents {
        overflow-x: hidden;
        background-position: center top 195vw;
        background-image: url(../images/main_bg_sp.jpg);
        font-size: 3.8vw;
    }
}

section#kv {
    width: 100%;
    background-repeat: no-repeat;
    background-position: center;
    background-image: url(../images/kv_bg.jpg);
    background-size: cover;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 60px;
}
section#kv h1 {
    width: 100%;
    max-width: 1136px;
    margin-left: auto;
    margin-right: auto;
}
section#kv .sponsors {
    display: flex;
    justify-content: center;
    width: 100%;
    max-width: 1136px;
    background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,1) 2%, rgba(255,255,255,1) 98%, transparent 100%);
    margin-left: auto;
    margin-right: auto;
    padding: 30px 5%;
}
section#kv .sponsors dl {
    display: flex;
    align-items: center;
}
section#kv .sponsors dl:first-child {
    margin-right: 8%;
}
section#kv .sponsors dt {
    margin-right: 2em;
    padding: 0 1em;
    border-top: 2px solid #7f8ab1;
    border-bottom: 2px solid #7f8ab1;
    font-weight: 500;
    color: #001664;
    white-space: nowrap;
}
section#kv .sponsors dd img {
    height: 38px;
}
section#kv .sponsors dd:nth-of-type(2) {
    margin-left: 40px;
}

@media only screen and (max-width: 950px) {
    section#kv .sponsors {
        padding: 30px 3%;
    }
    section#kv .sponsors dl:first-child {
        margin-right: 4%;
    }
    section#kv .sponsors dt {
        margin-right: 1em;
    }
    section#kv .sponsors dd:nth-of-type(2) {
        margin-left: 4%;
    }
}

@media only screen and (max-width: 750px) {
    section#kv {
        height: 195.733vw;
        background-image: url(../images/kv_sp.jpg);
        margin-bottom: 10vw;
    }
    section#kv h1,
    section#kv .sponsors {
        display: none;
    }
}

.main-wrap {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    width: 100%;
    max-width: 1436px;
    margin-left: auto;
    margin-right: auto;
}
@media only screen and (max-width: 750px) {
    .main-wrap {
        flex-direction: column;
    }
}

main {
    width: 100%;
    max-width: 1436px;
    margin-left: auto;
    margin-right: auto;
}
main section {
    padding: 0 30px;
}
@media only screen and (max-width: 750px) {
    main section {
        padding: 0 5%;
    }
}

main h2 {
    position: relative;
    margin-bottom: 80px;
    text-align: center;
    line-height: 1.0;
    font-size: 26px;
    font-weight: 700;
    color: #001664;
}
main h2 span {
    display: block;
    width: 100%;
    background: linear-gradient(90deg, rgba(94,191,198,1) 0%, rgba(126,235,212,1) 30%, rgba(126,235,212) 70%, rgba(94,191,198,1) 100%);
    padding: 0.65em 0 0.75em;
}
main h2:before,
main h2:after {
    position: absolute;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(94,191,198,1.0);
    content: "";
}
main h2:before {
    left: -100%;
}
main h2:after {
    right: -100%;
}
@media only screen and (max-width: 750px) {
    main h2 {
        font-size: 7.4vw;
    }
}

section#lead {
    padding-bottom: 90px;
}
section#lead p {
    margin-bottom: 2em;
    color: #ffffff;
}
section#lead p.about {
    text-align: center;
    font-size: 22px;
    font-weight: 700;
    color: #58f0e2;
}
section#lead p.about a {
    margin-left: 1em;
    font-size: 20px;
    font-weight: 400;
    color: #58f0e2;
    text-decoration: underline;
}
section#lead p.about a:hover {
    text-decoration: none;
}
section#lead .box {
    background-color: #ffffff;
    padding: 3% 0;
}
section#lead .box h3 {
    margin-bottom: 0.5em;
    text-align: center;
    font-size: 18px;
    font-weight: 700;
    color: #001664;
}
section#lead .box h3 br.pc1100 {
    display: none;
}
section#lead .box h3 span {
    position: relative;
}
section#lead .box h3 i {
    display: inline-block;
    width: 1em;
    height: 1px;
    background-color: #001664;
    margin-right: 0.25em;
    transform: rotate(45deg) translateY(-0.45em);
}
section#lead .box h3 i:last-child {
    margin-left: 0.25em;
    margin-right: 0;
    transform: rotate(-45deg) translateY(-0.45em);
}
@media only screen and (max-width: 1100px) {
    section#lead .box h3 br.pc1100 {
        display: block;
    }
}
section#lead .box ul {
    width: 94%;
    margin-left: auto;
    margin-right: auto;
    font-size: 16px;
}
section#lead .box ul li {
    padding-left: 1em;
    text-indent: -1em;
    font-weight: 500;
}
section#lead .box ul li:before {
    color: #001664;
    content: "■";
}
@media only screen and (max-width: 750px) {
    section#lead {
        padding-bottom: 10vw;
    }
    section#lead p.about {
        font-size: 4.8vw;
    }
    section#lead .box h3 {
        font-size: 4.2vw;
    }
    section#lead .box h3 br.pc1100 {
        display: none;
    }
    section#lead .box ul {
        width: 86%;
        font-size: 4.2vw;
    }
}

section#overview {
    padding-bottom: 90px;
}
section#overview dl {
    color: #ffffff;
}
section#overview dl div {
    display: flex;
    justify-content: space-between;
}
section#overview dl div:not(:last-of-type) {
    margin-bottom: 1.5em;
}
section#overview dl dt {
    width: 8em;
    font-weight: 400;
}
section#overview dl dd {
    width: calc(100% - 10em);
    font-weight: 500;
}
section#overview dl dd span {
    font-size: 0.8em;
    font-weight: 400;
}
section#overview dl dd span.note {
    display: inline-block;
    padding-left: 1em;
    text-indent: -1em;
}
section#overview dl dd ul.notice li {
    padding-left: 1em;
    text-indent: -1em;
    font-size: 0.8em;
    font-weight: 400;
}
section#overview dl dd a {
    color: #ffffff;
}
@media only screen and (max-width: 750px) {
    section#overview {
        padding-bottom: 12vw;
    }
    section#overview dl div {
        padding: 1em 0;
        border-top: 1px solid #ffffff;
    }
    section#overview dl div:last-of-type {
        border-bottom: 1px solid #ffffff;
    }
    section#overview dl dt {
        width: 6em;
    }
    section#overview dl dd {
        width: calc(100% - 7em);
    }
}


section#program {
    padding-bottom: 60px;
}
section#program article {
    background-color: #ffffff;
    margin-bottom: 30px;
    padding: 3% 5%;
    text-align: center;
}
section#program article h3 {
    text-align: center;
    font-size: 26px;
    font-weight: 700;
    color: #001664;
}
section#program article h4 {
    width: 74%;
    border-top: 1px solid #001664;
    border-bottom: 1px solid #001664;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 1em;
    text-align: center;
    font-size: 18px;
    font-weight: 700;
    color: #001664;
}
section#program article .time {
    display: inline-block;
    background-color: #001664;
    margin-bottom: 40px;
    padding: 0 2em;
    text-align: center;
    color: #ffffff;
}
section#program article p.lead {
    margin-bottom: 1.5em;
    text-align: left;
}
section#program article p.lead.is-center {
    text-align: center;
}
section#program article .profile {
    display: flex;
    align-items: center;
    margin-left: 13%;
    margin-bottom: 30px;
}
section#program article .profile:not(:has(figure)) {
    justify-content: center;
    margin-left: 0;
}
section#program article .profile:not(:has(figure)) p {
    text-align: center;
}
section#program article .profile figure {
    width: 160px;
    margin-right: 5%;
}
section#program article .profile p {
    text-align: left;
    line-height: 1.4;
}
section#program article .profile p strong {
    font-size: 26px;
    font-weight: 700;
}
section#program article .profile p span {
    font-size: 0.8em;
}
section#program article input {
    display: none;
}
section#program article label {
    display: inline-block;
    position: relative;
    background-color: #53afc1;
    margin-bottom: 1.5em;
    padding-left: 1em;
    padding-right: 3em;
    border-radius: 9999px;
    text-align: center;
    line-height: 2.0;
    font-weight: 600;
    color: #ffffff;
    cursor: pointer;
    transition: all .3s ease;
}
section#program article label:hover {
    opacity: 0.7;
}
section#program article label:after {
    position: absolute;
    top: 0;
    right: 0.75em;
    bottom: 0;
    width: 1em;
    height: 0.85em;
    background-color: #ffffff;
    margin: auto;
    clip-path: polygon(100% 40%, 50% 90%, 0 40%, 10% 30%, 50% 70%, 90% 30%);
    transition: all .3s ease;
    content: "";
}

section#program article .acc {
    visibility: hidden;
    opacity: 0;
    height: 0;
    text-align: left;
    transition: all .3s ease;
}
section#program article input:checked + label:after {
    transform: scale(-1,-1);
}
section#program article input:checked + label + .acc {
    visibility: visible;
    opacity: 1;
    height: auto;
    padding-bottom: 1.5em;
}

@media only screen and (max-width: 750px) {
    section#program {
        padding-bottom: 8vw;
    }
    section#program article {
        margin-bottom: 6vw;
    }
    section#program article h3 {
        font-size: 6.4vw;
    }
    section#program article h4 {
        width: 100%;
        font-size: 4.2vw;
    }
    section#program article .time {
        margin-bottom: 6.4vw;
    }
    section#program article .profile {
        flex-direction: column;
        margin-left: auto;
        margin-right: auto;
        margin-bottom: 6vw;
    }
    section#program article .profile figure {
        width: 42.666vw;
        margin-left: auto;
        margin-right: auto;
        margin-bottom: 0.5em;
    }
    section#program article .profile p {
        text-align: center;
    }
    section#program article .profile p strong {
        font-size: 6.4vw;
    }
}


#apply-form {
    position: sticky;
    top: 0;
    margin-bottom: 90px;
    z-index: 1;
}
#apply-form h2 {
    background-color: #e6d02a;
    margin-bottom: 5px;
    text-align: center;
    font-size: 18px;
    font-weight: 500;
    color: #001664;
}
#eh-root {
    height: 95vh;
    overflow: auto;
    background-color: #ffffff;
}
#eh-root button {
    background: linear-gradient(90deg, rgba(142,150,232,1) 0%, rgba(221,146,235,1) 100%) !important;
}
#apply-form #eh-root select {
    height: auto;
}

@media only screen and (max-width: 750px) {
    #apply-form {
        position: relative;
        width: 90%;
        margin-left: auto;
        margin-right: auto;
        margin-bottom: 18vw;
    }
    #apply-form h2 {
        margin-bottom: 2vw;
        font-size: 3.8vw;
    }
    #eh-root {
        height: auto;
        overflow: visible;
    }
}