:root {
    --red-color : #ED1C24;
    --blue-color : #106FB1;
    --bright-red-color : #FF535A;
    --m-gray-color : #929292;
    --l-gray-color : #D9D9D9;

}

a {
    text-decoration: none;
    display: block;
}
img {
    display: block;
    width: 100%;
    object-fit: cover;
}

.bp {
    display: inline-block;
}

.info-content {
    background-color: #fff;
    color: #000;
    padding: 4px 10px;
    border-radius: 15px 15px 0 0;
    overflow-X: hidden;
}

.info-content section {
    margin: 60px auto;
}

.info-content p {
    font-weight: 500;
    line-height: 2;
}

.info-content hgroup {
    margin: 1em auto 36px;
}

.info-content hgroup p {
    color: var(--red-color);
    display: flex;
    font-family: "Lexend", sans-serif;
    align-items: center;
    gap: 16px;
    font-size: clamp(20px,4vw,24px);
}

.info-content hgroup p::before {
    content: "●";
    font-size: 10px;
}

.info-content hgroup h2 {
    color: #000;
    font-size: clamp(32px,4.5vw,48px);
    padding: 0;
    line-height: 1.2;
    font-weight: 900;
    letter-spacing: 0.1rem;
}

@media (min-width:768px) {
    .info-content hgroup h2 br {
        display: block;
    }
}

/********
banner 
********/
.banner-join {
    max-width: 1300px;
    position: fixed;
    width: 100%;
    margin: 0 auto;
    bottom: 30px;
    right: 0;
    left: 0;
    z-index: 4;
}

.banner-join a {
    background-color: var(--blue-color);
    border: 2px solid #fff;
    text-align: center;
    font-size: 16px;
    font-weight: bold;
    padding: 16px;
    max-width: 300px;
    margin: 0 0 0 auto;
}

.banner-join p::after {
    content: "→";
    display: inline-block;
    width: 30px;
    height: 30px;
    line-height: 30px;
    border-radius: 100vh;
    color: var(--blue-color);
    background-color: #fff;
    margin-left: 20px;
}

@media (min-width:768px) {
.banner-join a {
    border: 3px solid #fff;
    font-size: 20px;
    padding: 24px;
    max-width: 300px;
    margin: 0 0 0 auto;
}
}

/******* 
fv 
*******/

#fv {
    max-width: 1300px;
    margin: 16px auto;
    position: relative;
}

#fv .img-box {
    display: flex;
    max-width: 1300px;
    margin: 0 0 0 auto;
}

#fv .img-box img {
    aspect-ratio: 2/3;
    max-width: calc((100%)/4)
}

#fv .img-box .photo-first {
    object-position: 70%;
}

#fv .img-box .photo-second {
    object-position: 40%;
}
#fv .img-box .photo-third {
    object-position: 94%;
}

#fv .img-box .photo-fourth {
    object-position: 44%;
}

#fv hgroup {
    position: absolute;
    padding: 0 10px;
    bottom: 108px;
}

#fv hgroup p {
    background-color: var(--red-color);
    width: 174px;
    text-align: center;
    letter-spacing: 3px;
    font-family: "Roboto", sans-serif;
    font-size: 16px;
    font-weight: bold;  
}

#fv hgroup h1 {
    margin: 10px 0 36px;
    font-size: 50px;
}

#fv .date-box {
    padding: 0 10px;
    margin-top: 84px;
}

#fv .date-box .date-title {
    background-color: var(--blue-color);
    width: 160px;
    text-align: center;
    letter-spacing: 2px;
    font-weight: bold;
    font-size: 20px;
    padding: 3px 0;
}

#fv .date-box .date-detail {
    max-width: 345px;
    border: 5px solid var(--blue-color);
    color: #000;
    background: linear-gradient(to bottom, #fff);
    background-origin: padding-box;
    padding: 4px 2px 4px 0;
    width: fit-content;     
}

#fv .date-box .date-detail li {
    font-size: 18px;
    font-weight: bold;
    letter-spacing: 1px;
    line-height: 28px;
}

#fv .date-box .date-detail li::before{
    content: "・";
}

@media (min-width:768px) {
    #fv hgroup {
        padding: 0 50px;
        bottom: 140px;
    }

    #fv hgroup p {
        width: 330px;
        letter-spacing: 5px;
        font-size: 32px;
        font-weight: bold;
    }

    #fv .date-box {
        padding: 0 50px;
        margin-top: 80px;
    }

    #fv .date-box .date-title {
        width: 214px;
        letter-spacing: 4px;
        font-size: 24px;
        padding: 3px 0;
    }

    #fv .date-box .date-detail {
        max-width: 463px;
        padding: 10px 10px 10px 5px;     
    }

    #fv .date-box .date-detail li {
        font-size: 24px;
        letter-spacing: 4px;
        line-height: 38px;
    }
}

@media (min-width:1100px) {
        #fv .img-box {
        width: 80%;
        height: 400px;    
    }

        #fv hgroup {
        padding: 0 70px;
        top: 28px;
    }

    #fv .date-box {
        padding: 0 70px;
        margin-top: -80px;
        position: relative;
    }
}

/******* 
experience
*******/

.experience .experience-wr {
    max-width: 1300px;
    margin: 40px auto;
}

.experience .roop {
    overflow-x: hidden;
    width: calc(100% + 20px);
    margin-left: -10px;
    height: auto;
}

.experience .roop ul {
    display: flex;
    animation: scroll-left 50s linear infinite;
    width: max-content;
    height: auto;
    align-items: center;
    list-style: none;
}

.experience .roop ul li {
    width: 250px;
}

@keyframes scroll-left {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

@media (min-width:768px) {
    .info-content .experience-wr {
        display: flex;
        padding-top: 64px;
        gap: 2%;
    }

    .info-content .experience-wr hgroup {
        margin-top: -50px;
        width: 39%;
    }

    .info-content .experience-wr p {
        width: 59%;
    }

    .info-content .experience-wr h2 {
        text-align: left;
    }

    .experience .roop {
        width: 100vw;
    }

    .experience .roop ul li {
        width: 450px;
    }
}

/*******
summary,attention
**********/
.summary,.attention {
    max-width: 900px;
}

.summary hgroup p,.attention hgroup p {
    flex-direction: column;
    gap: 8px;
}

.summary hgroup h2,.attention hgroup h2 {
    text-align: center;
}

.info-content .item-list dt {
    background-color: var(--blue-color);
    color: #fff;
    text-align: center;
    padding: 8px 0;
    font-weight: 800;
    font-size: clamp(20px, 3vw, 24px);
}

.attention .item-list dt {
    background-color: var(--bright-red-color);
}

.info-content .item-list dd {
    padding: 8px 16px;
    text-align: center;
    line-height: 1.5;
    border: 1px solid var(--m-gray-color);
    font-weight: 500;
}

.attention .item-list dd {
    background-color: #f5f5f5;
    text-align: left;
}

.info-content .item-list dd p {
    letter-spacing: normal;
    display: list-item;
    list-style-position: inside;
}

.info-content .item-list dd p::marker {
    margin: 0;
}

.info-content .item-list iframe {
    margin: 1em 0;
    width: 100%;
}

@media (min-width:640px){
    .info-content .item-list div {
        display: flex;
        margin: 12px 0;
    }

    .info-content .item-list dt {
        width: 30%;
    }

    .info-content .item-list dd {
        width: 70%;
        text-align: left;
    }

    .info-content .item-list dd p {
        list-style-position: outside;
        margin-left: 20px;
    }

    .info-content .item-list iframe {
        aspect-ratio: 3 / 1;
    }
}

/**********
contents
**********/
.info-content .contents {
    max-width: 1300px;
    margin: 60px auto 80px;
}

.contents ol {
    counter-reset: contents;
    max-width: 1100px;
    margin: 0 auto;
}

.contents ol li {
    list-style: none;
    counter-increment: contents;
    margin: 30px auto;
    padding-bottom: 30px;
    border-bottom: 3px solid #cbcbcb;
}

.contents ol li.other h3 {
    color: #fff;
    background-color: var(--blue-color);
    padding: 8px;
    max-width: 390px;
    box-sizing: border-box;
}

.contents ol li:not(:last-child) h3::before {
    content: counter(contents, decimal-leading-zero) ".";
    color: var(--red-color);
    font-weight: 900;
    display: block;
    font-size: clamp(28px,4vw,32px);
    margin-bottom: 1em;
}

.contents ol li h3 {
    margin: 1em 0;
    font-size: clamp(24px,3.5vw,28px);
}

.contents ol li img {
    margin: 1em 0;
    width: calc(100% + 20px);
    margin-left: -10px;
}

.contents ol li.other .other-imgs {
    display: flex;
    width: calc(100% + 20px);
    aspect-ratio: 3 / 2;
    margin: 1em auto 1em -10px;
}

.contents ol li.other .other-imgs img {
    flex: 250px 1 1;
    width: 50%;
    margin: 0;
}

.contents ol li.other .other-imgs img:first-child {
    object-position: 10% 50%;
}

.contents ol li.other .other-imgs img:last-child {
    transform: scale(-1, 1);
}

@media (min-width:640px){
    .contents ol li {
        display: flex;
        align-items: flex-start;
        gap: 2%;
    }

    .contents ol li:nth-child(even) {
        flex-direction: row-reverse;
    }

    .contents ol li.other {
        align-items: center;
    }

    .contents .contents-wr  {
        width: 49%;
    }

    .contents ol li h3 {
        margin-top: 0;
        width: fit-content;
    }

    .contents ol li img,.contents ol li.other .other-imgs {
        width: 49%;
        margin: 0;
    }
}

/******* 

    ON The Day

*******/
.on-the-day {
    max-width: 1200px;
}

.on-the-day dl div {
    display: flex;
    border-left: solid 4px var(--blue-color);
    position: relative;
    margin-left: 8px;
    padding-bottom: 2em;
    gap: 20px;
    font-weight: 700;
    font-size: clamp(16px,3.5vw,24px);
}

.on-the-day dl div::before {
    content: "●";
    color: var(--blue-color);
    font-size: 16px;
    display: block;
    position: absolute;
    top: 0;
    left: -10px;
}

.on-the-day dl div dt {
    color: var(--blue-color);
    min-width: 5em;
    margin-left: 10px;
}

.on-the-day dl p {
    color: var(--red-color);
    margin: 1em 0;
}

@media (min-width:640px){
    .on-the-day {
        display: flex;
        align-items: flex-start;
        gap: 2%;
    }

    .on-the-day hgroup {
        width: 39%;
        margin: 0;
    }

    .on-the-day dl {
        width: 59%;
        margin-top: 1em;
    }

    .on-the-day dl div {
        padding-bottom: 2.6rem;
    }

    .on-the-day dl div::before {
        top: 4px;
    }
}

/******* 

    皆様のご参加をお待ちしております。

*******/

#reservation {
    background: linear-gradient(0deg, #011428 19.3%, rgba(1, 20, 40, 0) 56.68%), url(reservation.jpg), #011428;
    background-size: cover, 120%, cover;
    background-repeat: no-repeat;
    background-position: 40%;
}

#reservation .resv-wr {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 10px;
}

#reservation .re-title {
    font-size: 30px;
    font-weight: bold;
    line-height: 36px;
    padding-top: 56px;
    text-shadow: 0px 0px 10px #000;
    letter-spacing: 0px;
}

#reservation .re-desc {
    font-size: 16px;
    line-height: 18px;
    letter-spacing: 1px;
    padding-top: 10px;
}

#reservation a {
    display: flex;
    width: 240px;
    padding: 20px 0 30px;
}

#reservation a p {
    font-size: 16px;
    font-weight: bold;
    width: 190px;
    border-bottom: 2px solid #fff;
    letter-spacing: 3px;
}

#reservation a::after {
    content: "→";
    display: inline-block;
    width: 30px;
    height: 30px;
    line-height: 30px;
    text-align: center;
    font-size: 16px;
    border-radius: 100vh;
    color: var(--blue-color);
    background-color: #fff;
    margin-left: 20px;
}

@media (min-width:450px) {
    #reservation .re-title {
        padding-top: 160px;
    }
}

@media (min-width:768px) {
    #reservation {
        background-size: cover, 120%, cover;
        background-repeat: no-repeat;
        background-position: 0, 13% 40%, 0;
    }    
    #reservation .re-title {
        font-size: 42px;
        line-height: 50px;
        padding-top: 190px;
    }
    #reservation .re-desc {
        font-size: 20px;
        letter-spacing: 3px;
        line-height: 24px;
    }
    #reservation a {
        width: 304px;
    }
    #reservation a p {
        width: 244px;
        font-size: 20px;
        letter-spacing: 4px;
    }
    #reservation a::after {
        width: 40px;
        height: 40px;
        font-size: 20px;
        line-height: 40px;
    }
}

@media (min-width:1100px) {
    #reservation {
        background: linear-gradient(270deg, rgba(1, 20, 40, 0) 50%, #011428 65%), url(reservation.jpg), #011428;
        background-size: cover, 90%, cover;
        background-repeat: no-repeat;
        background-position: 0, 330% 32%, 0;
        }
    #reservation .re-title {
        padding-top: 80px;
        font-size: 56px;
        letter-spacing: 3px;
        line-height: 66px;
    }
}

/******* 

    他のページも見る

*******/

#lead {
    background-color: #011428;
}

#lead .lead-wr {
    max-width: 1100px;
    margin: 0 auto;
    padding: 50px 10px;
}

#lead .lead-title {
    color: #011428;
    background-color: #fff;
    width: 200px;
    text-align: center;
    padding: 14px;
    font-size: 16px;
    font-weight: bold;
    letter-spacing: 3px;
}

#lead .link-box {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px 40px;
    justify-items: center;
    margin: 0 auto;
    padding: 30px 0px;
}

#lead .link-box a {
    display: flex;
    gap: 10px;
    background-color: var(--red-color);
    padding: 30px 10px;
    box-sizing: border-box;
    width: 100%;
    max-width: 300px;
}

#lead .link-box a p {
    font-size: 16px;
    color: #fff;
    min-width: 90px;
    letter-spacing: 2px;
    line-height: 20px;
    background-color: var(--red-color);
}

#lead .link-box a::after {
    content: "→";
    width: 20px;
    height: 20px;
    line-height: 20px;
    text-align: center;
    border: 2px solid #fff;
    border-radius: 100vh;
    margin: auto 0 auto auto;
    aspect-ratio: 1/1;
}