@charset "utf-8";

/*==========================
common
==========================*/
html {
    font-size: 62.5%;
    scroll-behavior: smooth; 
}

[id] {
    scroll-margin-top: 30px;
}

body {
    font-family: 'Noto Sans JP', Arial, sans-serif;
    font-style: normal;
    color: #2F2F2F;
    background-color: #FFFFFF;
    font-size: 1.6rem;
    line-height: 1.6; 
}

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

.section__sub-title {
    display: inline-block;
    font-size: 1.6rem;
    font-weight: bold;
    margin-top: 8px;
}

.section__topic {
    font-family: Arial, sans-serif;
    font-weight: 700;
    font-size: 2.2rem;
    line-height: 1.3;
    text-align: center;
    color: #00368F;
    margin-top: 40px;
    margin-bottom: 50px;
}

.pc-only {
    display: none !important;
}
.sp-only {
    display: inline !important;
}

@media screen and (min-width: 769px) {
    .sp-only {
        display: none !important;
    }
    .pc-only {
        display: inline !important;
    }
    
    .section__sub-title {
        font-size: 1.8rem;
    }
    .section__topic {
        font-size: 3.0rem;
        margin-top: 40px;
        margin-bottom: 40px;
    }
}


/*==========================
header
==========================*/
.header {
    padding: 10px 4%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-sizing: border-box;
    background-color: #FFFFFF;
    margin-bottom: 16px;
}

/* 左側グループ（ロゴ＋コピー） */
.header__left {
    display: flex;
    align-items: center;
    gap: 8px; 
}

.header__logo {
    width: 100px; 
    flex-shrink: 0; 
}

.header__logo img,
.header__sub-logo img {
    width: 100%;
    height: auto;
    display: block;
}

.header__copy {
    font-size: 1.1rem; 
    font-weight: bold;
    color: #2F2F2F;
    line-height: 1.2;
}

/* 右側サブロゴ */
.header__sub-logo {
    width: 120px;
    flex-shrink: 0;
}

/* PC表示（横幅769px以上） */
@media screen and (min-width: 769px) {
    .header {
        max-width: 1280px;
        margin: 0 auto;
        padding: 16px 30px;
    }

    .header__left {
        gap: 16px;
    }

    .header__logo {
        width: 180px;
    }

    .header__copy {
        font-size: 1.5rem;
    }

    .header__sub-logo {
        width: 160px;
    }
}

/*==========================
main / main-topics
==========================*/
.main-img {
    width: 100%;
    background-color: #FFFFFF;
    text-align: center;
}

.main-img__sp {
    display: block;
    width: 100%;
}

.main-img__pc {
    display: none;
}

.main-topics {
    padding: 32px 5%;
}

.main-topics__name {
    font-family: Arial, sans-serif;
    font-weight: 700;
    font-size: 2.0rem;
    line-height: 1.3;
    text-align: center;
    color: #00368F;
    margin-top: 30px;
}

.main-topics__txt {
    font-size: 1.4rem;
    margin-top: 16px;
    margin-bottom: 30px;
}

@media screen and (min-width: 769px) {
    .main-img__sp {
        display: none;
    }

    .main-img__pc {
        display: block;
        margin: 0 auto;
        max-width: 1280px;
        width: 100%;
        height: auto;
    }

    .main-topics {
        padding: 64px 0;
        max-width: 1280px;
        margin: 0 auto;
    }

    .main-topics__name {
        font-size: 3.2rem;
    }

    .main-topics__txt {
        font-size: 1.6rem;
        line-height: 1.7;
        text-align: center;
        margin-top: 32px;
    }
}

/*==========================
feature-box
==========================*/
.feature-box {
    padding: 32px 5%;
    background-color: #fdf4bf;
}

.feature-box__inner {
    width: 100%;
    margin: 0 auto;
    display: flex;
    flex-direction: column; 
    gap: 24px;
}

.feature-box__content,
.feature-box__img {
    width: 100%;
}

.feature-box__title {
    font-family: Arial, sans-serif;
    font-size: 2.0rem;
    font-weight: 700;
    line-height: 1.4;
    color: #00368F;
    margin-bottom: 12px;
    text-align: center;
}

.feature-box__txt {
    font-size: 1.4rem;
    line-height: 1.7;
    color: #2F2F2F;
}

.feature-box__img img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 8px;
}

@media screen and (min-width: 769px) {
    .feature-box {
        padding: 48px 0;
        background-color: #fdf4bf;
    }

    .feature-box__inner {
        max-width: 980px;
        flex-direction: row; 
        align-items: center; 
        justify-content: space-between;
        gap: 40px;
    }

    .feature-box__content {
        width: 50%; 
    }

    .feature-box__img {
        width: 50%;
    }

    .feature-box__title {
        font-size: 2.4rem;
        margin-bottom: 16px;
    }

    .feature-box__txt {
        font-size: 1.6rem;
    }
}

/*==========================
.overview (概要)
==========================*/
.section--overview {
    padding: 32px 4.2% 16px;
    background-color: #E2FCFC;
    text-align: center;
}

.info {
    width: 100%;
    max-width: 980px;
    margin: auto;
    border-collapse: separate;
    border-spacing: 0 12px;
}

.info tr {
    display: flex;
    flex-direction: column;
    margin-bottom: 12px;
}

.info th {
    text-align: left;
    padding: 10px 14px;
    background-color: #00368F;
    color: #FFFFFF;
    font-size: 1.4rem;
    border-radius: 4px 4px 0 0;
}

.info td {
    text-align: left;
    padding: 14px;
    background-color: #FFFFFF;
    font-size: 1.4rem;
    line-height: 1.6;
    border-radius: 0 0 4px 4px;
}

@media screen and (min-width: 769px) {
    .section--overview {
        padding: 48px 4.2% 24px;
    }

    .info {
        display: table;
        border-spacing: 0 12px;
    }

    .info tr {
        display: table-row;
    }

    .info th {
        display: table-cell;
        padding: 14px;
        white-space: nowrap;
        vertical-align: top;
        border-radius: 0;
    }

    .info td {
        display: table-cell;
        padding: 16px;
        vertical-align: top;
        border-radius: 0;
    }
}

/*==========================
.lineUp (会場一覧・詳細)
==========================*/
.section--lineUp {
    padding: 32px 4.2% 70px;
    background-color: #E2FCFC;
}

.section--lineUp .bg {
    margin-bottom: 50px; 
}

.venue-list {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 24px;
    list-style: none;
    padding: 0;
    margin: 0 auto;
    width: 100%;
}

.venue-list li {
    width: 100%;
    display: flex;
    justify-content: center;
}

.venue-list__btn { 
    background-color: #00368F;
    width: 100%;
    max-width: 340px;
    padding: 12px 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    font-size: 1.4rem;
    line-height: 1.4;
    text-decoration: none;
    color: #FFFFFF;
    font-weight: bold;
    border-radius: 8px;
    transition: background-color 0.3s;
    box-sizing: border-box;
}

.venue-list__btn-sub {
    font-size: 1.1rem;
    font-weight: normal;
    margin-top: 2px;
}

.venue-list__btn:hover {
    background-color: #1A59C4;
}

.line-up__item {
    margin-top: 24px;
    border-radius: 8px;
    overflow: hidden;
}

.line-up__item:not(:last-child) {
    margin-bottom: 50px; 
}

.line-up__content {
    background-color: #FFFFFF;
    padding: 16px;
}

.btn {
    display: block;
    padding: 14px 30px 14px 12px;
    background: #f39303;
    border-radius: 4px;
    color: #FFFFFF;
    font-weight: 700;
    font-size: 1.6rem;
    text-align: center;
    line-height: 1.3;
    margin: 0 0 26px;
    position: relative;
    box-shadow: 0 4px 0 #c27400;
    transition: transform 0.1s ease, box-shadow 0.1s ease, background-color 0.1s ease;
    -webkit-tap-highlight-color: transparent;
}

.btn::after {
    display: block;
    content: '';
    width: 7px;
    height: 20px;
    background-image: url(../images/btn-arrow.svg);
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    position: absolute;
    top: 50%;
    right: 15px;
    transform: translateY(-50%);
}

.btn:hover {
    background-color: #e58800;
}

.btn:active {
    transform: translateY(2px);
    box-shadow: 0 2px 0 #c27400;
}

@media screen and (min-width: 769px) {
    .section--lineUp {
        padding: 64px 0 96px;
    }

    .section--lineUp .bg {
        margin-bottom: 60px;
    }

    .venue-list {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 20px;
    }

    .venue-list li {
        width: auto;
    }

    .venue-list__btn {
        width: 250px;
        max-width: none;
        height: 70px;
        font-size: 1.5rem;
    }

    .venue-list__btn-sub {
        font-size: 1.3rem;
    }

    .line-up {
        max-width: 1480px;
        margin: 0 auto;
        padding: 0 60px;
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 40px;
    }

    .line-up__item:not(:last-child) {
        margin-bottom: 0;
    }

    .line-up__item {
        margin-top: 0;
        width: calc(50% - 20px);
        max-width: 500px;
    }
}

/*==========================
.video / .comment / .reasons (口コミ・理由)
==========================*/
.video-container {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 4%;
    box-sizing: border-box;
}

.video-container iframe {
    width: 100%;
    aspect-ratio: 16 / 9;
    height: auto;
    border: none;
    border-radius: 8px;
    display: block;
}

.comment-section {
    padding: 32px 4.2%;
    max-width: 1260px;
    margin: 20px auto 50px;
    box-sizing: border-box;
}

.comment-wrapper {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.comment-card {
    background-color: #fdf4bf;
    padding: 20px;
    margin: 0;
    border-radius: 4px;
    box-sizing: border-box;

}

.comment-title {
    font-size: 1.6rem;
    font-weight: 700;
    color: #2F2F2F;
    margin: 0 0 8px 0;
    line-height: 1.4;
}

.comment-text {
    font-size: 1.4rem;
    color: #2F2F2F;
    line-height: 1.6;
    margin: 0;
}

.reasons {
    padding: 40px 20px;
    background-color: #f8f9fa;
    color: #2F2F2F;
}

.reasons-main-title {
    font-size: 2.0rem;
    line-height: 1.3;
    text-align: center;
    font-weight: bold;
    color: #00368F;
    margin-bottom: 40px;
}

.reason-card__title {
    font-weight: 700;
    font-size: 2.0rem;
    line-height: 1.4;
    text-align: left;
    color: #00368F;
    margin-bottom: 1.5rem;
}

.reason-card__title .highlight {
    display: inline;
    box-decoration-break: clone;
    -webkit-box-decoration-break: clone;
    background: linear-gradient(transparent 60%, #fff100 60%);
}

.reasons__inner {
    max-width: 1100px;
    margin: 0 auto;
}

.reasons__list {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.reason-card {
    display: flex;
    flex-direction: column;
    gap: 16px;
    align-items: center;
}

.reason-card__content,
.reason-card__img {
    width: 100%;
}

.reason-card__img img {
    width: 100%;
    height: auto;
    display: block;
}

@media screen and (min-width: 769px) {
    .video-container iframe {
        width: 80%;
        margin: 0 auto;
    }

    .comment-section {
        padding: 64px 0;
    }

    .comment-wrapper {
        flex-direction: row;
        gap: 30px;
    }

    .comment-card {
        flex: 1;
        padding: 32px;
    }

    .comment-title {
        font-size: 1.8rem;
        margin-bottom: 12px;
    }

    .comment-text {
        font-size: 1.5rem;
        line-height: 1.7;
    }

    .reasons {
        padding: 60px 20px;
    }

    .reasons-main-title {
        font-size: 2.4rem;
        margin-bottom: 70px;
    }

    .reason-card__title {
        font-size: 3.0rem;
        margin-bottom: 2.5rem;
    }

    .reasons__list {
        gap: 60px;
    }

    .reason-card {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        gap: 40px;
    }

    .reason-card--reverse {
        flex-direction: row-reverse;
    }

    .reason-card__content,
    .reason-card__img {
        width: 50%;
    }
}

/*==========================
footer
==========================*/
.footer {
    width: 100%;
}

.footer__main {
    background-color: #FFFFFF;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.footer__btns {
    background-color: #f8f9fa;
    width: 100%;
    padding: 32px 20px 48px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    box-sizing: border-box;
}

.footer__btn-wrapper {
    width: 100%;
    max-width: 320px;
    text-align: center;
}

.footer__micro-copy {
    font-size: 1.3rem;
    font-weight: bold;
    color: #2F2F2F;
    margin: 0 0 4px 0;
}

.footer__btn-img {
    display: block;
    width: 100%;
    transition: opacity 0.3s ease;
}

.footer__btn-img:hover {
    opacity: 0.85;
}

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

.footer__banner {
    width: 100%;
    max-width: 600px;
    margin: 30px auto 10px; 
    padding: 0 20px;
    box-sizing: border-box;
}

.footer__banner a {
    display: block;
}

.footer__banner img {
    width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
}

.footer__page-top {
    margin-top: 10px;
    text-align: center;
}

.footer__page-top a {
    display: inline-block;
    font-size: 1.4rem;
    font-weight: bold;
    color: #00368F;
    text-decoration: underline;
    padding: 8px 16px;
    transition: opacity 0.3s ease;
}

.footer__page-top a:hover {
    opacity: 0.7;
}

.footer__logo {
    margin-top: 24px;
    width: 100%;
    padding: 0 20px;
    box-sizing: border-box;
}

.footer__logo img {
    width: 100%;
    max-width: 300px;
    height: auto;
    display: block;
    margin: 0 auto;
}




@media screen and (min-width: 769px) {
    .footer__btns {
        padding: 40px 20px 70px;
        gap: 40px;
    }

    .footer__logo {
        margin-top: 0;
        width: 750px;
        padding: 0;
    }

    .footer__logo img {
        max-width: 100%;
    }

    .footer__banner {
        max-width: 750px;
        margin-bottom: 40px;
        padding: 0;
    }

    .footer__page-top a {
        font-size: 1.5rem;
    }
}

.footer__bottom {
    background-color: #00368F;
    padding: 16px 20px;
    text-align: center;
}

.footer__copyright {
    font-size: 1.1rem;
    color: #FFFFFF;
    margin: 0;
}