@charset "utf-8";
@import url("reset.css");
@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700;900&display=swap");

:root {
    --red: #d71619;
    --paper: #fff;
    --campaign: #ffedc4;
}

html {
    background: var(--red);
}

body {
    margin: 0;
    overflow-x: clip;
    color: #201815;
    background: var(--paper);
    font-family: "Noto Sans JP", "Yu Gothic", "YuGothic", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
}

img {
    display: block;
    max-width: 100%;
    height: auto;
}

br.sp {
    display: none;
}

br.pc-tab {
    display: initial;
}

.hero {
    margin: 0;
    background: var(--red);
}

.hero picture {
    display: block;
}

.hero img {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
}

.page-body {
    width: min(100% - 40px, 960px);
    margin: 0 auto;
    padding: 68px 0 92px;
}

.event-section + .event-section {
    margin-top: 70px;
}

.section-title {
    width: 400px;
    max-width: 82%;
    margin: 0 auto 34px;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
    gap: 34px 44px;
}

.card-grid img, .featured-grid img, .stage-grid img {
    width: 100%;
}

.experience-grid {
    grid-template-columns: repeat(2, 456px);
    justify-content: center;
    gap: 34px 48px;
}

.experience-grid img {
    width: 456px;
}

.workshop-grid {
    grid-template-columns: repeat(2, 456px);
    justify-content: center;
    gap: 38px 48px;
}

.workshop-grid img {
    width: 456px;
}

.workshop-item-reservation {
    width: 456px;
}

.reservation-link {
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    width: 240px;
    min-height: 2.5rem;
    margin: 10px auto 0;
    border-radius: 100vh;
    color: #302414;
    background: #f6c900;
    box-shadow: 0 2px 0 #d99e00;
    font-weight: 700;
    text-decoration: none;
    transition: filter .2s ease, transform .2s ease;
}

.reservation-link:hover {
    filter: brightness(1.06);
    transform: translateY(-1px);
}

.reservation-link:focus-visible {
    outline: 3px solid #168cca;
    outline-offset: 3px;
}

.featured-grid {
    display: grid;
    grid-template-columns: 480px 449px;
    align-items: end;
    gap: 46px;
    width: 975px;
    margin: 45px auto 0;
}

.featured-grid img:first-child {
    width: 480px;
}

.featured-grid img:last-child {
    width: 449px;
}

.venue-map {
    width: min(100%, 360px);
    margin: 0 auto 64px;
}

.venue-map a {
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    min-height: 62px;
    padding: 10px 48px 10px 28px;
    border: 3px solid #df0b16;
    border-radius: 100vh;
    color: #fff;
    background: #df0b16;
    box-shadow: 0 4px 0 rgba(83, 22, 15, .22);
    font-size: 20px;
    font-weight: 700;
    text-decoration: none;
    position: relative;
    transition: filter .2s ease, transform .2s ease;
}

.venue-map a::after {
    content: "";
    position: absolute;
    top: 50%;
    right: 25px;
    width: 10px;
    height: 10px;
    border-top: 3px solid currentColor;
    border-right: 3px solid currentColor;
    transform: translateY(-50%) rotate(45deg);
}

.venue-map a:hover {
    filter: brightness(1.08);
    transform: translateY(-2px);
}

.venue-map a:focus-visible {
    outline: 3px solid #168cca;
    outline-offset: 4px;
}

.venue-map + .stage {
    margin-top: 70px;
}

.stage {
    padding-top: 12px;
}

.stage-heading {
    position: relative;
    height: 232px;
    margin-bottom: 24px;
}

.stage-heading .section-title {
    position: relative;
    z-index: 1;
    margin-bottom: 0;
    padding-top: 20px;
}

.stage-decoration {
    position: absolute;
    top: 0;
    left: 0;
    width: 352px;
    max-width: none;
}

.stage-mc {
    position: absolute;
    z-index: 2;
    top: 0;
    right: 0;
    width: 304px;
    max-width: none;
}

.stage-grid {
    display: grid;
    grid-template-columns: minmax(0, 1024fr) minmax(0, 1088fr);
    gap: 52px;
    background: url("../shared/line_stage.png") 48.56% top / 8px 960px no-repeat;
}

.campaign {
    background: #ffdc91;
    padding: 56px 20px 64px;
}

.campaign-inner {
    width: min(100%, 1100px);
    margin: 0 auto;
}

.campaign-inner img:first-child {
    width: 824px;
    max-width: 100%;
    margin: 0 auto;
}

.campaign-inner .campaign-banner {
    width: 892px;
    max-width: 100%;
    margin: 0 auto;
    transform: translate(28px, -28px);
}

.campaign-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
    width: min(100%, 920px);
    margin: 0 auto;
    color: #1e1712;
    font-weight: 700;
    line-height: 1.55;
}

.campaign-apply {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    align-items: center;
    gap: 18px;
    box-sizing: border-box;
    width: min(100%, 760px);
    margin: 0 auto;
}

.campaign-apply h3 {
    display: flex;
    align-items: center;
    gap: 7px;
    margin: 0 0 8px;
    font-size: 15px;
    font-weight: 700;
}

.campaign-apply h3::before {
    content: "";
    width: 12px;
    height: 12px;
    background: #1e1712;
}

.campaign-apply ol {
    margin: 0;
    padding: 0;
    list-style: none;
    counter-reset: apply-step;
    font-size: 20px;
    line-height: 1.6;
}

.campaign-apply li {
    position: relative;
    padding-left: 1.55em;
    counter-increment: apply-step;
}

.campaign-apply li::before {
    content: counter(apply-step);
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: .3em;
    left: 0;
    width: 1.4em;
    height: 1.4em;
    box-sizing: border-box;
    border: 1px solid currentColor;
    border-radius: 50%;
    font-size: .82em;
    font-weight: 700;
    line-height: 1;
}

.campaign-apply-text > p {
    margin: 5px 0 0;
    font-size: 14px;
}

.campaign-line-button {
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    width: min(100%, 300px);
    min-height: 52px;
    margin: 2px auto 0;
    border-radius: 100vh;
    color: #fff;
    background: #06c755;
    box-shadow: 0 3px 0 #049b42;
    font-size: 20px;
    font-weight: 700;
    text-decoration: none;
    transition: filter .2s ease, transform .2s ease;
}

.campaign-line-button:hover {
    filter: brightness(1.06);
    transform: translateY(-1px);
}

.campaign-line-button:focus-visible {
    outline: 3px solid #168cca;
    outline-offset: 3px;
}

.campaign-content > p {
    margin: 0;
}

.campaign-lead {
    width: min(100%, 820px);
    margin-right: auto !important;
    margin-left: auto !important;
    text-align: center;
    font-size: 18px;
    line-height: 1.65;
}

.campaign-period {
    display: flex;
    align-items: center;
    gap: 12px;
    box-sizing: border-box;
    margin: 0 auto !important;
    padding: 0.9em 2em;
    border: 4px solid #eb4b0b;
    border-radius: 100vh;
    background: #fff;
    box-shadow: 0 3px 0 rgba(117, 68, 0, .13);
}

.campaign-period .period-label {
    font-size: 1em;
    white-space: nowrap;
}

.campaign-period strong {
    display: flex;
    flex: 1;
    align-items: center;
    justify-content: center;
    gap: 10px;
    white-space: nowrap;
}

.campaign-period time {
    display: inline-flex;
    align-items: flex-end;
    gap: 4px;
}

.campaign-period time b {
    font-size: 32px;
    font-weight: 700;
    line-height: 1;
}

.campaign-period time small {
    margin: 0 1px;
    font-size: 15px;
    font-weight: 700;
}

.campaign-period time i {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    color: #fff;
    background: #1e1712;
    font-size: 14px;
    font-style: normal;
    line-height: 1;
}

.campaign-period .period-line {
    width: 32px;
    height: 1px;
    background: #1e1712;
}

.campaign-notice {
    font-size: 14px;
    line-height: 1.65;
    font-weight: 500;
}

.ec-sites {
    padding: 72px 24px 82px;
    background: #fff8e8;
}

.ec-sites-inner {
    width: min(100%, 920px);
    margin: 0 auto;
}

.ec-sites h2 {
    margin: 0 0 28px;
    padding: 12px 20px;
    border-radius: 12px;
    color: #fff;
    background: #c74332;
    text-align: center;
    font-size: 26px;
    font-weight: 700;
}

.ec-sites-lead {
    margin-bottom: 28px;
    text-align: center;
}

.ec-sites-lead h3 {
    margin: 0 0 12px;
    color: #df0b16;
    font-size: 24px;
    font-weight: 900;
}

.ec-sites-lead p {
    margin: 0;
    font-size: 15px;
    line-height: 1.7;
}

.ec-site-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px 18px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.ec-site-list a {
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    min-height: 58px;
    padding: 10px 38px 10px 20px;
    border: 1px solid #756f63;
    border-radius: 100vh;
    color: #28221d;
    background: #fff;
    text-align: center;
    font-weight: 700;
    line-height: 1.4;
    text-decoration: none;
    position: relative;
    transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}

.ec-site-list a::after {
    content: "";
    position: absolute;
    top: 50%;
    right: 20px;
    width: 8px;
    height: 8px;
    border-top: 2px solid #df0b16;
    border-right: 2px solid #df0b16;
    transform: translateY(-50%) rotate(45deg);
}

.ec-site-list a:hover {
    border-color: #df0b16;
    box-shadow: 0 3px 0 rgba(83, 22, 15, .13);
    transform: translateY(-1px);
}

.ec-site-list a:focus-visible {
    outline: 3px solid #168cca;
    outline-offset: 3px;
}

footer {
    box-sizing: border-box;
    padding: 38px 30px 42px;
    color: #fff;
    background: var(--red);
}

.footer-inner {
    width: min(100%, 1200px);
    margin: 0 auto;
    text-align: center;
    font-size: 13px;
    font-weight: 700;
    line-height: 1.75;
}

.footer-inner p {
    margin: 0;
}

.footer-inner p > strong::after {
    content: "：";
}

.footer-organizer {
    font-size: 18px;
    line-height: 1.5;
}

.footer-support {
    margin-top: 16px !important;
}

.footer-office {
    margin-top: 16px !important;
}

.footer-copyright {
    margin-top: 28px !important;
    font-weight: 400;
    opacity: .65;
}

.footer-copyright small {
    font-size: 11px;
}

.footer-inner a {
    color: inherit;
    text-decoration: none;
}

.footer-inner a:hover {
    text-decoration: underline;
}

@media (min-width: 1148px) {
    .stage {
        width: 1108px;
        margin-left: 50%;
        transform: translateX(-50%);
    }

    .stage-grid {
        grid-template-columns: 512px 544px;
        background-position: 538px top;
    }

    .stage-grid img:first-child {
        width: 512px;
    }

    .stage-grid img:last-child {
        width: 544px;
    }

}

/* Tablet */
@media (min-width: 768px) and (max-width: 1147px) {
    .page-body {
        width: calc(100% - 48px);
    }

    .section-title {
        width: clamp(300px, 40vw, 400px);
    }

    .experience-grid,
    .workshop-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 32px 28px;
    }

    .experience-grid img,
    .workshop-grid img,
    .workshop-item-reservation {
        width: 100%;
    }

    .featured-grid {
        grid-template-columns: 1fr .9354fr;
        gap: 28px;
        width: 100%;
    }

    .featured-grid img:first-child,
    .featured-grid img:last-child {
        width: 100%;
    }

    .stage-heading {
        width: min(100%, 800px);
        height: clamp(155px, 20vw, 190px);
        margin-right: auto;
        margin-bottom: 20px;
        margin-left: auto;
    }

    .stage-heading .section-title {
        z-index: 3;
        width: clamp(300px, 40vw, 400px);
        padding-top: clamp(32px, 4.3vw, 44px);
    }

    .stage-decoration {
        top: clamp(38px, 4.7vw, 48px);
        left: 0;
        width: clamp(215px, 27.5vw, 280px);
    }

    .stage-mc {
        z-index: 1;
        top: 8px;
        right: 0;
        width: clamp(170px, 21.5vw, 220px);
    }

    .stage-grid {
        gap: 32px;
        background-position: 48.5% top;
        background-size: 6px 720px;
    }

    .campaign-inner .campaign-banner {
        width: calc(100% - 56px);
        transform: translate(18px, -10px);
    }
}

/* Smartphone */
@media (max-width: 767px) {
    br.sp {
        display: initial;
    }

    br.pc-tab {
        display: none;
    }

    .page-body {
        width: min(100% - 30px, 560px);
        padding: 42px 0 58px;
    }

    .event-section + .event-section {
        margin-top: 48px;
    }

    .section-title {
        width: 270px;
        margin-bottom: 24px;
    }

    .card-grid {
        gap: 24px 16px;
    }

    .experience-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .experience-grid img {
        width: 100%;
    }

    .workshop-grid {
        grid-template-columns: minmax(0, 1fr);
        gap: 26px 16px;
    }

    .workshop-grid img {
        width: 100%;
    }

    .workshop-item-reservation {
        width: 100%;
    }

    .reservation-link {
        width: 75%;
        min-height: 24px;
        margin-top: 6px;
        font-size: clamp(9px, 2.8vw, 13px);
    }

    .featured-grid {
        grid-template-columns: minmax(0, 1fr);
        gap: 28px;
        width: auto;
        margin-top: 30px;
    }

    .featured-grid img:first-child,
    .featured-grid img:last-child {
        width: 100%;
    }

    .venue-map {
        margin-top: 44px;
    }

    .venue-map a {
        min-height: 54px;
        font-size: 17px;
    }

    .venue-map + .stage {
        margin-top: 48px;
    }

    .stage {
        padding-top: 4px;
    }

    .stage-heading {
        height: 120px;
        margin-bottom: 68px;
    }

    .stage-heading .section-title {
        z-index: 3;
        padding-top: 30px;
    }

    .stage-decoration {
        z-index: 0;
        top: -12vw;
        left: -5%;
        width: 70%;
    }

    .stage-mc {
        top: auto;
        right: 0;
        bottom: -28vw;
        width: 45%;
    }

    .stage-grid {
        grid-template-columns: minmax(0, 1fr);
        gap: 32px;
        background-image: none;
    }

    .campaign {
        padding: 38px 14px 44px;
    }

    .campaign-inner img:first-child {
        width: 94%;
        margin-bottom: 12px;
    }

    .campaign-inner .campaign-banner {
        width: 100%;
        transform: translateY(-6px);
    }

    .campaign-content {
        gap: 16px;
        margin-top: 8px;
    }

    .campaign-apply {
        grid-template-columns: minmax(0, 1fr);
        gap: 12px;
        padding: 16px 14px;
        border-radius: 10px;
    }

    .campaign-apply h3 {
        font-size: 12px;
    }

    .campaign-apply ol {
        font-size: clamp(12px, 3.3vw, 16px);
    }

    .campaign-apply-text > p {
        font-size: 10px;
    }

    .campaign-line-button {
        width: min(100%, 280px);
        min-height: 48px;
        font-size: 15px;
    }

    .campaign-lead {
        font-size: 13px;
        text-align: left;
    }

    .campaign-period {
        gap: 6px;
        padding: 0.5em 1em;
    }


    .campaign-period strong {
        gap: 5px;
    }

    .campaign-period time {
        gap: 2px;
    }

    .campaign-period time b {
        font-size: clamp(20px, 6vw, 28px);
    }

    .campaign-period time small {
    }

    .campaign-period time i {
        font-size: 0.8em;
    }

    .campaign-period .period-line {
        width: clamp(14px, 5vw, 30px);
    }

    .campaign-notice {
        font-size: 10px;
    }

    .ec-sites {
        padding: 46px 15px 52px;
    }

    .ec-sites h2 {
        margin-bottom: 22px;
        padding: 10px 16px;
        border-radius: 8px;
        font-size: 20px;
    }

    .ec-sites-lead {
        margin-bottom: 22px;
    }

    .ec-sites-lead h3 {
        font-size: 18px;
    }

    .ec-sites-lead p {
        font-size: 12px;
    }

    .ec-site-list {
        grid-template-columns: minmax(0, 1fr);
        gap: 10px;
    }

    .ec-site-list a {
        min-height: 52px;
        padding-right: 36px;
        font-size: 12px;
    }

    footer {
        padding: 28px 20px 32px;
    }

    .footer-inner {
        font-size: 10px;
        line-height: 1.75;
    }

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

    .footer-inner p > strong {
        display: block;
        margin-bottom: 3px;
        font-size: 1.15em;
    }

    .footer-inner p > strong::after {
        content: none;
    }

    .footer-support,
    .footer-office {
        margin-top: 12px !important;
    }

    .footer-copyright {
        margin-top: 22px !important;
    }

    .footer-copyright small {
        font-size: 9px;
    }

}