@charset "UTF-8";
/* CSS Document */


/* Live Talk */
#live-head { margin-bottom: 4rem; position: relative; }
#live-head #mainvisual { width: 85%; max-height: 740px; aspect-ratio: 1 / .65; position: relative; overflow: hidden; z-index: -1; }
#live-head #mainvisual img { width: 100%; height: auto; position: absolute; top: 50%; transform: translateY(-50%); object-fit: contain; }
#live-head #maintitle { margin-top: -15%; padding-right: calc((100% - 1100px) / 2); background: #409AD6; background: linear-gradient(90deg, rgba(64,154,214,0) 50%, rgba(64,154,214,1) 50%); display: flex; justify-content: flex-end; }
#live-head #maintitle-box { width: min(85%,940px); padding-top: 7%; background: #409AD6; position: relative; }
#live-head #title-box { padding-left: 7%; }
#live-head #title-box h1 { display: flex; justify-content: space-between; position: absolute; top: 0; transform: translateY(-50%); }
#live-head #title-box h1 strong { width: 39%; }
#live-head #title-box h1 span { width: 54%; }
#live-head #title-box h2 { width: min(100%,450px); }
#live-head #title-box p { font-size: 1.3rem; line-height: 1.8; text-align: justify; color: #FFF; padding: 2rem 0 3rem 0; }
#live-head #title-box p span::before { content: "\A"; white-space: pre; }
#entrant { width: 107%; margin-left: -7%; padding-bottom: 1rem; display: flex; justify-content: space-between; }
#entrant ul { width: 47%; }
#entrant ul li { padding-bottom: 2rem; }
#entrant ul li dl { display: flex; align-items: center; justify-content: space-between; }
#entrant ul li dl dt { width: 25%; aspect-ratio: 1 / 1; border-radius: 50%; position: relative; overflow: hidden; }
#entrant ul li dl dt img { width: 150%; height: auto; position: absolute; top: 50%; left: 50%; transform: translate(-50%,-45%); }
#entrant ul li dl dd { width: 72%; }
#entrant ul li dl dd h3 { font-size: 1.3rem; line-height: 1.2; color: #FFF; margin-bottom: .6rem; padding-bottom: .6rem; border-bottom: solid 1px #FFF; }
#entrant ul li dl dd h3 span { font-size: 80%; line-height: 1.2; vertical-align: middle; }
#entrant ul li dl dd p { font-size: 1.1rem; line-height: 1.2; color: #FFF; }
@media only screen and (max-width: 1100px) {
	#live-head #mainvisual { width: 100%; }
	#live-head #maintitle { width: 100%; }
}
@media only screen and (max-width: 520px) and (orientation: portrait) {
	#live-head #mainvisual { aspect-ratio: 1 / 1; }
	#live-head #mainvisual img { width: 130%; top: 0; left: 50%; transform: translate(-50%,0); }
	#live-head #maintitle { margin-top: -30%; }
	#live-head #maintitle-box { margin: 0 auto; padding-top: 1rem; }
	#live-head #title-box { padding-left: 5%;  }
	#live-head #title-box h1 { padding-bottom: 1rem; flex-direction: column; position: relative; transform: translateY(0); }
	#live-head #title-box h1 strong { width: 73%; padding: 0 0 4% 2%; }
	#live-head #title-box h1 span { width: 100%; }
	#live-head #title-box p { font-size: 1.1rem; line-height: 1.6; padding-bottom: 2rem; }
	#live-head #title-box p span::before { content: ""; }
	#entrant { width: 108%; margin-left: -5%; flex-direction: column; }
	#entrant ul { width: 100%; }
	#entrant ul li { padding-bottom: 1rem; }
	#entrant ul li dl dd h3 { font-size: 1.1rem; line-height: 1.2; }
	#entrant ul li dl dd p { font-size: .9rem; line-height: 1.2; }
}

.talk-column { margin-bottom: 22vw; padding-bottom: 13vw; position: relative; }
.talk-gray { background: #E6E6E6; background: linear-gradient(90deg,#E6E6E6 75%,#FFF 75%); }
.talk-blue { background: #CFE9F8; background: linear-gradient(90deg,#CFE9F8 75%,#FFF 75%); }
.talk-column .talk-box { width: min(92%,920px); margin: 0 auto; padding-bottom: 2rem; }
.talk-column .talk-box h2 { font-size: 1.3rem; line-height: 1.6; text-align: justify; color: #409AD6; padding-bottom: 2rem; }
.talk-column .talk-box h2 span::before { content: "\A"; white-space: pre; }
.talk-column .talk-box1 { position: relative; transform: translateY(-.8rem); }
.talk-column .talk-box dl { padding-bottom: 2rem; display: flex; justify-content: space-between; }
.talk-column .talk-box dl dt { width: 7%; }
.talk-column .talk-box dl dt strong { width: 100%; aspect-ratio: 1 / 1; border-radius: 50%; display: block; overflow: hidden; position: relative; }
.talk-column .talk-box dl dt strong img { width: 150%; height: auto; position: absolute; top: 50%; left: 50%; transform: translate(-50%,-45%); }
.talk-column .talk-box dl dt span { font-size: .9rem; line-height: 1.2; text-align: center; color: #409AD6; padding-top: .2rem; display: block; }
.talk-column .talk-box dl dd { width: 90%; padding-top: .2rem; }
.talk-column .talk-box dl dd p { font-size: 1rem; line-height: 1.8; text-align: justify; }
.talk-column .talk-img { width: 75%; position: absolute; right: 0; bottom: 0; transform: translateY(50%); }
.talk-column .talk-img ul { display: flex; justify-content: space-between; }
.talk-column .talk-img li { width: 49%; }
#subvisual { width: 100%; }
@media only screen and (max-width: 520px) and (orientation: portrait) {
	.talk-column { margin-bottom: 24vw; padding: 4vw 0 6vw 0;  }
	.talk-gray { background: linear-gradient(90deg,#E6E6E6 85%,#FFF 85%); }
	.talk-blue { background: linear-gradient(90deg,#CFE9F8 85%,#FFF 85%); }
	.talk-column .talk-box1 { transform: translateY(0); }
	.talk-column .talk-box h2 { font-size: 1.1rem; line-height: 1.4; padding-bottom: 1.5rem; }
	.talk-column .talk-box h2 span::before { content: ""; }
	.talk-column .talk-box dl { padding-bottom: 1.5rem; }
	.talk-column .talk-box dl dt { width: 20%; }
	.talk-column .talk-box dl dd { width: 76%; padding-top: 0; }
	.talk-column .talk-box dl dd p { line-height: 1.6; }
}


/* NEW CHALLENGE */
#challenge-head { overflow: hidden; }
#challenge-head .head-box { width: 100%; height: min(42vw,540px); background: #BCE0F6; background: linear-gradient(90deg,#BCE0F6 60%,#FFF 60%); position: relative; }
#challenge #main-visual { width: min(68%,900px); height: min(42vw,540px); position: absolute; right: -2vw; top: -1vw; }
#challenge .title-box { width: min(92%,1100px); height: min(42vw,540px); margin: 0 auto; position: relative; }
#challenge .title-box h1 { width: 56%; position: absolute; bottom: 7%; }
#challenge .title-box h2 { font-size: min(3rem,3.9vw); line-height: 1.4; letter-spacing: .7em; color: #409AD6; position: absolute; top: 5%; }
#challenge #main-read { width: min(92%,1100px); margin: 0 auto; padding: 2rem 0 3rem 0; }
#challenge #main-read p { font-size: min(1.3rem,2.4vw); line-height: 1.8; text-align: justify; color: #409AD6; }
#challenge #main-read p span::before { content: "\A"; white-space: pre; }
@media only screen and (max-width: 520px) and (orientation: portrait) {
	#challenge-head .head-box { height: auto; background: linear-gradient(0deg,#FFF 21%,#BCE0F6 21%); }
	#challenge #main-visual { width: 100%; height: auto; padding-top: 1rem; position: relative; right: -2vw; top: 0; }
	#challenge .title-box h1 { width: 100%; margin-top: -12vw; position: relative; bottom: 0; }
	#challenge .title-box h2 { font-size: 8vw; line-height: 1.4; letter-spacing: 0; text-align-last: justify; padding-top: .5rem; position: relative; top: 0; }
	#challenge #main-read { padding: .5rem 0 2rem 0; }
	#challenge #main-read p { font-size: 1.1rem; line-height: 1.6; }
	#challenge #main-read p span::before { content: ""; }
}

.chal-base { width: calc(920px + ((100% - 920px) / 2)); margin: 0 0 3rem calc((100% - 920px) / 2); padding-bottom: 2rem; background: #E6E6E6; }
.chal-base.blue { background: #CFE9F8; }
.chal-inner { width: 870px; padding-left: 50px; }
.chal-titlebox { padding-bottom: .6rem; position: relative; }
.chal-titlebox .number { width: min(100%,400px); padding-bottom: .5rem; }
.chal-titlebox h2 { font-size: 2.5rem; line-height: 1.3; color: #409AD6; padding-right: 30%; }
.chal-titlebox h2 i { font-style: normal; }
.chal-titlebox h2 span { display: block; }
.chal-titlebox h2 span i { font-size: 70%; line-height: 1.4; vertical-align: middle; margin-bottom: 1rem; }
.chal-titlebox h2 strong { margin-top: 1.5rem; display: block; position: relative; }
.chal-titlebox h2 strong i { font-size: 50%; line-height: 1.4; font-weight: normal; }
.chal-titlebox h2 strong::before { content: ""; width: 1.2rem; height: 1rem; background: #409AD6; clip-path: polygon(0 0,100% 0,50% 100%); position: absolute; top: -1rem; left: 2.2rem; }
.chal-titlebox .illust { width: 30%; position: absolute; right: 0; bottom: 0; }
@media only screen and (max-width: 920px) {
	.chal-base { width: 96%; margin: 0 0 8% 4%; }
	.chal-inner { width: 100%; padding-left: 5%; }
	.chal-titlebox h2 { font-size: 4.5vw; line-height: 1.3; }
	.chal-titlebox h2 strong i { font-size: 40%; line-height: 1.4; vertical-align: middle; }
	.chal-titlebox .illust { right: 4%; }
}
@media only screen and (max-width: 520px) and (orientation: portrait) {
	.chal-titlebox { width: 95%; padding-bottom: 0; }
	.chal-titlebox h2 { font-size: 6.7vw; line-height: 1.3; text-align: center; padding-right: 0; }
	.chal-titlebox h2 strong i { font-size: 55%; display: block; }
	.chal-titlebox h2 strong::before { left: 50%; transform: translateX(-50%); }
	.chal-titlebox .illust { width: 50%; margin: 0 auto; padding-top: .5rem; position: relative; transform: translateX(-10%); }
}

/* Challenge Accordion */
#challenge details { padding-left: 50px; }
#challenge summary { display: block;
	&::-webkit-details-marker { display: none; }
}
@media only screen and (max-width: 920px) {
	#challenge details { padding-left: 4%; }
}
#challenge .summary_inner { height: auto; min-height: 40px; border: none; background: #409AD6; background: linear-gradient(90deg,#000 40px,#409AD6 40px); display: block; position: relative; cursor: pointer; transition: 0.4s; }
#challenge .summary_inner:hover { opacity: .8; }
#challenge .summary_inner h3 { font-size: 1.1rem; line-height: 1.6; text-align: justify; color: #FFF; padding: 0 0 0 40px; display: flex; align-items: center; }
#challenge .arrow { width: 24px; margin: -2px; display: block; position: relative; flex-shrink: 0; transform-origin: center 43%; position: absolute; top: 50%; transition: transform 0.4s;
	&::before, &::after { content: ""; width: 15px; height: 3px; background-color: #FFF; display: block; position: absolute; }
	&::before { left: 0; transform: rotate(45deg); }
	&::after { right: 0; transform: rotate(-45deg); }
}
#challenge details.is-opened .summary_inner { background: #409AD6; background: linear-gradient(90deg,#000 40px,#409AD6 40px); }
#challenge details.is-opened .arrow { transform: rotate(180deg); }
#challenge .answer { overflow: hidden; }
#challenge .answer_inner { width: min(96%,870px); padding: 1rem .5rem 0 .5rem; display: flex; flex-direction: column; }
#challenge .answer_inner dl { padding-bottom: .8rem; }
#challenge .answer_inner dl:nth-last-of-type(1) { padding-bottom: 0; }
#challenge .answer_inner dl dt { font-size: 1.1rem; line-height: 1.4; text-align: justify; color: #409AD6; padding-bottom: .2rem; }
#challenge .answer_inner dl dd p { text-align: justify; }
@media only screen and (max-width: 520px) and (orientation: portrait) {
	#challenge .summary_inner { min-height: 54px; }
	#challenge .summary_inner h3 { font-size: 1rem; line-height: 1.4; padding-right: 4%; }
	#challenge .answer_inner { padding-right: 2%; }
}