:root{--topic-font: Shippori Mincho B1, serif;--main-font: Shippori Mincho, serif;--sub-font: Noto Sans JP, sans-serif;--fz-sm: 0.875rem;--fz-base: 1rem;--fz-lg: 1.5rem;--fz-h-sm: 1.25rem;--fz-h-base: 1.25rem;--fz-h-lg: 1.5rem;--fz-h-xl: 1.85rem;--lh-body: 1.7;--lh-h: 1.4;--frame-gutter: 24px;--frame-size: 100%;--sp-xs: 0.6rem;--sp-sm: 1rem;--sp-md: 2rem;--sp-lg: 3rem;--sp-section: 5rem}@media only screen and (min-width: 48em){:root{--fz-sm: 1rem;--fz-base: 1.125rem;--fz-lg: 1.85rem;--fz-h-sm: 1.375rem;--fz-h-base: 1.625rem;--fz-h-lg: 2rem;--fz-h-xl: 2.5rem;--lh-body: 1.75;--lh-h: 1.5;--frame-gutter: 40px;--frame-size: 1280px;--sp-xs: 1rem;--sp-sm: 2rem;--sp-md: 3rem;--sp-lg: 5rem;--sp-section: 5rem}}@media only screen and (min-width: 93.75em){:root{--frame-gutter: 60px;--frame-size: 1360px;--sp-section: 7rem}}*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth;font-size:16px}html:has(body.multiple_content){scroll-padding-top:150px}img{display:block;max-width:100%;height:auto}body *{font-family:var(--main-font);font-feature-settings:"pkna";letter-spacing:.05em}:is(h1,h2,h3,h4){font-family:var(--topic-font)}:is(h1,h2,h3,h4) span{font-family:inherit;display:inline-block}:is(.navigation,footer),:is(.navigation *,footer *){font-family:"メイリオ";font-feature-settings:normal;letter-spacing:normal}:where(input,textarea,select,button):not(.navigation *){font-family:inherit;letter-spacing:inherit}.hero{background:url(../img/se_frame.jpg) no-repeat;background-position:center top 120px;background-size:400px auto;position:relative;top:0;left:0}@media only screen and (min-width: 48em){.hero{background-position:center top 150px;background-size:90%;min-height:800px}}@media only screen and (min-width: 64.0625em){.hero{background-position:right 100px bottom;background-size:1034px 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solid;font-size:2.4rem}}.hero__info-term--unit{font-size:80%}.hero__info-term--year{display:block;padding-bottom:5px}@media only screen and (min-width: 48em){.hero__info-term--year{padding-bottom:0;padding-right:var(--sp-xs);display:inline-block}}.hero__info-hours{flex:0 0 100%;font-size:1.2rem}@media only screen and (min-width: 48em){.hero__info-hours{flex:0 0 auto;font-size:1.6rem}}.hero__info-hours--label{display:inline-block;text-transform:uppercase;font-size:60%;letter-spacing:0;border-right:1px #000 solid;margin-right:5px;padding-right:5px}.hero__info-hours--mark{display:inline-block;font-size:80%;margin-inline:.3em;vertical-align:middle;transform:translateY(-0.1em)}.hero__info-venue{flex:0 0 100%;font-size:1.2rem}@media only screen and (min-width: 48em){.hero__info-venue{flex:0 0 auto;font-size:1.4rem}}.hero__cta{margin-top:var(--sp-sm)}.hero__cta .is-open a{display:inline-flex;align-items:center;justify-content:center;width:100%;max-width:200px;height:60px;background-color:#111;color:#fff;text-decoration:none;letter-spacing:.1em;transition:.3s;font-size:var(--fz-base);font-family:var(--topic-font)}@media only screen and (min-width: 48em){.hero__cta .is-open a{max-width:320px}}.hero__cta .is-open a:hover{background-color:#777}.hero__cta .is-end{border:1px silver solid;padding:var(--sp-xs);font-size:var(--fz-sm);line-height:var(--lh-body);background-color:hsla(0,0%,100%,.5)}.introduction__inner{max-width:var(--frame-size);margin-inline:auto;padding-inline:var(--frame-gutter);padding-block:var(--sp-section)}.introduction__heading{margin-bottom:var(--sp-md);font-size:var(--fz-h-lg);line-height:var(--lh-h);text-align:left}@media only screen and (min-width: 48em){.introduction__heading{text-align:center}}.introduction__lead{margin-bottom:var(--sp-sm);font-size:var(--fz-h-base);line-height:var(--lh-h);text-align:left}@media only screen and (min-width: 48em){.introduction__lead{text-align:center}}.introduction__lead span{display:inline-block}.introduction__text{margin-bottom:var(--sp-md);font-size:var(--fz-base);line-height:var(--lh-body);text-align:left}@media only screen and (min-width: 48em){.introduction__text{text-align:center}}.introduction__point-list{display:flex;flex-direction:column;gap:var(--sp-xs)}@media only screen and (min-width: 48em){.introduction__point-list{flex-direction:row}}.introduction__point-item{flex:0 0 calc((100% - var(--sp-xs)*2)/3);border:1px #777 solid;background-color:hsla(0,0%,100%,.5);padding:var(--sp-sm);display:flex;align-items:center;justify-content:center}.introduction__point-item span{display:inline-block;font-family:var(--topic-font);font-size:var(--fz-sm);line-height:var(--lh-body)}.introduction__point-text{display:block;text-align:center}.se-advantage,.heisei-advantage{padding-block:var(--sp-section)}.se-advantage__inner,.heisei-advantage__inner{min-height:100vh;display:flex;align-items:center}.se-advantage__wrap,.heisei-advantage__wrap{max-width:1100px;padding-block:var(--sp-lg);padding-inline:var(--frame-gutter);--bg-alpha:0.6;background-color:rgba(255, 255, 255, var(--bg-alpha));backdrop-filter:blur(10px)}@media only screen and (min-width: 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64.0625em){.parallax-section__bg{left:-10%;width:120%}}.se-advantage__bg{background-image:url(../img/se_background.webp)}.se-advantage__inner{position:relative;z-index:1;display:flex;justify-content:flex-end}.heisei-advantage__bg{background-image:url(../img/heisei_background.webp)}.heisei-advantage__inner{position:relative;z-index:1}.synergy{background-color:#111;padding-block:var(--sp-section);color:#fff;text-shadow:2px 2px 5px rgba(0,0,0,.5)}.synergy__inner{max-width:var(--frame-size);margin-inline:auto;padding-inline:var(--frame-gutter)}.synergy__heading{text-align:center;margin-bottom:var(--sp-sm);font-size:var(--fz-h-lg);line-height:var(--lh-h)}.synergy__heading span{display:block}.synergy__heading span.emphasize{font-weight:bold}@media only screen and (min-width: 48em){.synergy__heading span{display:inline-block}}.synergy__text{font-size:var(--fz-base);line-height:var(--lh-body);margin-bottom:var(--sp-md);text-align:left}@media only screen and (min-width: 48em){.synergy__text{text-align:center}}.works-gallery .swiper-wrapper{transition-timing-function:linear !important}.works-gallery__link{display:block}.works-gallery__link img{width:100%;height:auto;display:block}.event-detail{padding-block:var(--sp-section)}.event-detail__inner{max-width:var(--frame-size);margin-inline:auto;padding-inline:var(--frame-gutter);display:flex;align-items:center;justify-content:center}.event-detail__wrap{display:flex;flex-direction:column;gap:var(--sp-sm)}@media only screen and (min-width: 48em){.event-detail__wrap{flex-direction:row}}@media only screen and (min-width: 48em){.event-detail__image{flex:0 0 200px}}@media only screen and (min-width: 64.0625em){.event-detail__image{flex:0 0 auto}}.event-detail__image img{width:100%;height:200px;object-fit:cover;vertical-align:bottom}@media only screen and (min-width: 48em){.event-detail__image img{width:auto;height:auto;object-fit:fill}}.event-detail__heading{font-size:var(--fz-h-sm);line-height:var(--lh-h);margin-bottom:var(--sp-sm)}.event-detail__heading span{padding-right:.3em}.event-detail__info{margin-bottom:var(--sp-sm)}.event-detail__info-group{display:flex;flex-direction:column;margin-bottom:var(--sp-xs)}@media only screen and (min-width: 48em){.event-detail__info-group{flex-direction:row;align-items:flex-start}}.event-detail__info-label{padding-inline:var(--sp-xs);font-family:var(--topic-font);font-size:var(--fz-sm);line-height:var(--lh-body);font-weight:normal;background-color:#ddd}@media only screen and (min-width: 48em){.event-detail__info-label{flex:0 0 160px}}.event-detail__info-data{padding-left:var(--sp-xs);font-size:var(--fz-sm);line-height:var(--lh-body)}@media only screen and (min-width: 48em){.event-detail__info-data{flex:1 1 calc(100% - 160px)}}.event-detail__link a{display:inline-block;background-color:#111;color:#fff;padding:15px;transition:background-color .5s;text-decoration:none}.event-detail__link a:hover{background-color:#777}.side-menu{position:fixed;inset:auto 0 0 0;transform:translateY(100%);opacity:0;transition:all .4s ease;z-index:1000;border-top:1px solid rgba(0,0,0,.1)}.side-menu.is-active{opacity:1;transform:translateY(0)}.side-menu.is-hidden{opacity:0;transform:translateY(100%);pointer-events:none}.side-menu__list{display:flex}.side-menu__item{background-color:hsla(0,0%,100%,.7);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-right:none;flex:1}.side-menu__item a{display:block;padding:20px 10px;text-decoration:none;color:#111;font-size:15px;letter-spacing:.1em}.side-menu__item--reserve{background-color:rgba(0,0,0,.7)}.side-menu__item--reserve a{color:#fff}@media only screen and (min-width: 48em){.side-menu{inset:50% 0 auto auto;transform:translateY(-50%) translateX(100%);border:1px solid #111}.side-menu.is-active{transform:translateY(-50%) translateX(0)}.side-menu.is-hidden{transform:translateY(-50%) translateX(100%)}.side-menu__list{display:block}.side-menu__item a{writing-mode:vertical-rl;font-size:16px}}.entry__inner{padding-inline:var(--frame-gutter)}.entry__closed{background-color:#ddd;padding:var(--sp-sm);font-size:var(--fz-sm);line-height:var(--lh-body);text-align:center}@media only screen and (min-width: 48em){.entry__tel-link{color:inherit;text-decoration:none;pointer-events:none}}.u-only-pc{display:none}@media only screen and (min-width: 48em){.u-only-pc{display:inline}}.f_questionnaire{width:var(--frame-size);margin-inline:auto}.form-title{text-align:center;padding-top:80px;background-color:#eee}.form-title h3{font-size:26px;padding-bottom:15px}.form-title .cau{margin-top:15px;padding:0 2rem;font-size:15px;line-height:1.8em;text-align:center}.form-title .cau p{text-indent:-17px;padding-left:17px}.form-title .cau p::before{content:"※"}@media only screen and (min-width: 36em){.form-title .cau p{text-align:left}}.inputItems li{align-items:flex-start}.inputItems li p{font-family:"ヒラギノ角ゴシック",sans-serif;padding-top:11px}.inputItems li:nth-child(4) .form-radio li{display:inline-block;margin:0 15px 0 0}.inputItems li:nth-child(5) div{max-width:650px}.inputItems li:nth-child(5) div textarea{width:100%}input::-webkit-input-placeholder{color:#b5b5b5}input:-moz-placeholder{color:#b5b5b5}input::-moz-placeholder{color:#b5b5b5}input:-ms-input-placeholder{color:#b5b5b5}