@charset "utf-8";
:root {
    
    /* ======================================================
       Font
    ====================================================== */
    --font-base: "Shippori Mincho", serif;
    --font-title: "benton-modern-display-conden", "Shippori Mincho", serif;

    /* ======================================================
       Colors
    ====================================================== */
    /* Primitive (数値そのもの) */
    --color-black: #000000;
    --color-gray: #adadad;
    --color-white: #ffffff;
    
    --color-primary: #1D2C6D;

    --color-yellow: #FDF573;

    /* Semantic (用途固定) */
    --color-text-primary: var(--color-primary);
    --color-text-secondary: var(--color-white);
    --color-text-card: var(--color-primary);
    --color-text-footer: var(--color-white);
    
    --color-bg-primary: var(--color-white);
    --color-bg-secondary: var(--color-primary);
    --color-bg-inBox: var(--color-white);
    --color-bg-card: var(--color-white);
    --color-bg-footer: var(--color-primary);
    --color-bg-loader: var(--color-primary);

    --color-btn-text: var(--color-primary);
	--color-btn-bg: var(--color-yellow);

    /*

    --color-bg-section: var(--color-white);

    --color-text-inverse: var(--color-white);

    --color-tag-primary: var(--color-primary);
    --color-tag-inverse: var(--color-white);
    */

    /* ======================================================
       4px Grid (spacing)
    ====================================================== */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-8: 32px;
    --space-10: 40px;
    --space-12: 48px;
    --space-16: 64px;
    --space-20: 80px;

    /* ======================================================
       Section専用スケール (ページレイアウト用)
    ====================================================== */
    --section-ratio-last: 1.5;  
    --section-base-pc: calc(var(--space-16) * 3);
    --section-base-sp: calc(var(--space-16) * 1.5);
    --section-base-last-pc: calc(var(--section-base-pc) * var(--section-ratio-last));
    --section-base-last-sp: calc(var(--section-base-sp) * var(--section-ratio-last));

    /* ======================================================
       Radius
    ====================================================== */
    --radius-s: 4px;
    --radius-m: 8px;
    --radius-full: 9999px; /* 完全円形用 */

    /* ======================================================
       Z-index - 基本レイヤー
    ====================================================== */
    --z-background: -1;   /* 背景 */
    --z-base: 1;         /* 通常コンテンツ */
    --z-content: 10;     /* メインコンテンツ */
    --z-footer: 20;     /* フッター */
    --z-nav: 30;         /* ナビゲーション */
    --z-nav-btn: 31;     /* ナビゲーションボタン */
    --z-loader: 100;      /* ローダー */

    /* ======================================================
       Elevation (Surface)
    ====================================================== */
    --elevation: 4px 4px var(--color-primary);
    --elevation-card: 4px 4px var(--color-yellow);

}



/*===================================================
  anim
====================================================*/
.js .loader {
    position: fixed;
    z-index: var(--z-loader);
    inset: 0;
    background: var(--color-bg-loader);
    pointer-events: none;
}
.js .loaded .loader {
    transform: translateX(-100%);
    transition: 1s ease-out all;
    transition-delay: 0.5s;
}

.js .otherBox,
.js .movBox,
.js .scrollBox {
    opacity:0;
    transform: translateX(20px);
    transition: 0.5s ease-out all;
}
.js .loaded .otherBox,
.js .loaded .movBox,
.js .loaded .scrollBox {
    transform: translateX(0px);
    opacity:1;
}
.js .loaded .movBox {
    transition-delay: 1.5s;
}
.js .loaded .otherBox,
.js .loaded .scrollBox {
    transition-delay: 2s;
}

.js .action.act02 {
    opacity:0;
    transition: 1s ease-out;
}
.js .loaded .action.act02 {
    opacity:1;
    transition-delay: 2s;
}

.js .anim.fadeX,
.js .anim.fadeY {
    opacity: 0;
    transition: all .5s ease-out;
}
.js .anim.fadeX {
    transform: translateX(20px);
}
.js .anim.fadeY {
    transform: translateY(20px);
}
.js .anim.fadeX.on,
.js .anim.fadeY.on {
    opacity: 1;
}
.js .anim.fadeX.on {
    transform: translateX(0px);
}
.js .anim.fadeY.on {
    transform: translateY(0px);
}

@media screen and (max-width: 960px){}



/*===================================================
    bgBox
====================================================*/
.bgBox {
    position: fixed;
    z-index: var(--z-background);
    inset: 0;
    min-height: 620px;
    background: var(--color-bg-primary);
    overflow: hidden;
    pointer-events: none;
}
.bgBox .bg {
    position: absolute;
    inset: 0;
}
.bgBox .bg01 {
    z-index: 1;
    background: url(/static/stu48/fansite/feature/10th_anv_project_ZvRGzQkS/image/bg.png);
    background-position: center center;
    background-size: cover;
    background-repeat: no-repeat;
    opacity: 0.05;
}

@media screen and (min-width: 961px) {}

@media screen and (max-width: 960px) {

    .bgBox {
        min-height: 450px;
    }
    .bgBox .bg01 {
        background: url(/static/stu48/fansite/feature/10th_anv_project_ZvRGzQkS/image/bg_sp.png);
        background-position: center center;
        background-size: cover;
    }

}



/*===================================================
	all
====================================================*/
html {
    scroll-behavior: smooth;
    background: var(--color-bg-primary);
}

.mainWrap {
    position: relative;
    z-index: var(--z-base);
    font-family: var(--font-base);
	font-size: 16px;
    color: var(--color-text-primary);
    line-height: 1.5;
    overflow: hidden;
}
.mainWrap img {
	display: block;
}

.container {
    position: relative;
    z-index: var(--z-content);
}

section {
    padding-bottom: var(--section-base-pc);
}
section:last-of-type {
    padding-bottom: var(--section-base-last-pc);
}
#project {
    position: relative;
    padding-top: var(--section-base-pc);
    margin-bottom: var(--section-base-pc);
    color: var(--color-text-secondary);
    background: var(--color-bg-secondary);
}
#project:after {
    content: "";
    position: absolute;
    z-index: 0;
    inset: 0;
    pointer-events: none;
    background-image: linear-gradient(0deg, transparent calc(100% - 1px), var(--color-white) calc(100% - 1px)), linear-gradient(90deg, transparent calc(100% - 1px), var(--color-white) calc(100% - 1px));
    background-size: 48px 48px;
    background-position: center center;
    background-repeat: repeat;
    opacity: 0.1;
}

.inBox {
    position: relative;
    z-index: 1;
    width: 90%;
    max-width: 1200px;
    margin: 0 auto var(--space-12);
}
.inBox:last-of-type {
    margin-bottom: 0;
}
#message .inBox,
#fanclub .inBox {
    padding: var(--space-16);
    background: var(--color-bg-inBox);
    border: 1px solid;
    box-shadow: var(--elevation);
}
#message .inBox {
    margin-bottom: var(--space-12);
}

h3 {
    width: 90%;
    max-width: 1200px;
    font-family: var(--font-title);
    font-weight: 700;
    font-size: 96px;
    line-height: 1;
    text-align: center;
    margin: 0 auto var(--space-12);
}

.boxLead {
    font-size: 28px;
    text-align: center;
    font-weight: bold;
    margin-bottom: var(--space-12);
}

.txtBox p {
    margin-bottom: var(--space-2);
}
.txtBox p:last-child {
    margin-bottom: 0;
}

.btnBox {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-6);
}
.btnBox .btn {
    width: 100%;
    max-width: 320px;
}

.btn a {
	display: block;
    width: 100%;
    max-width: 320px;
    margin: 0 auto;
    padding: var(--space-6) var(--space-4);
    color: var(--color-primary);
    background: var(--color-btn-bg);
    border: 1px solid var(--color-btn-bg);
    text-align: center;
    font-weight: bold;
    text-decoration: none;
    border-radius: var(--radius-full);
}

@media screen and (min-width: 961px){

	.sp { 
		display: none;
	}

	a {
		-webkit-transition: all 0.3s ease-out;
		transition: all 0.3s ease-out;
	}

	.btn a:hover {
        color: var(--color-btn-bg);
        background: var(--color-btn-text);
        border: 1px solid var(--color-btn-text);
	}
	
}

@media screen and (max-width: 960px){

	.pc {
		display: none;
	}

    .mainWrap {
        font-size: 14px;
    }

    section {
        padding-bottom: var(--section-base-sp);
    }
    section:last-of-type {
        padding-bottom: var(--section-base-last-sp);
    }
    #project {
        padding-top: var(--section-base-sp);
        margin-bottom: var(--section-base-sp);
    }
    #project:after {
        background-size: 32px 32px;
    }


    #message .inBox,
    #fanclub .inBox {
        padding: var(--space-6);
        margin-bottom: var(--space-4);
    }
    #message .inBox {
        margin-bottom: var(--space-8);
    }

    h3 {
        font-size: clamp(10px, 12vw, 96px);
        margin-bottom: var(--space-8);
    }

    .boxLead {
        font-size: 20px;
        text-align: left;
        margin-bottom: var(--space-6);
    }

    .txtBox p {
        margin-bottom: var(--space-1);
    }

    .btnBox {
        flex-direction: column;
        gap: var(--space-4);
    }
    .btnBox .btn a {
        width: 100%;
    }
    .btn a {
        width: 90%;
        padding: var(--space-5) var(--space-4);
    }

}


/*===================================================
	fv
====================================================*/
#fv {
    position: relative;
    width: 100%;
    height: 100vh;
    max-width: 1920px;
    min-height: 620px;
    margin: 0 auto;
    margin-bottom: var(--section-base-pc);
    display: flex;
    align-items: center;
    justify-content: center;
}

#fv .fvWrap {
    position: relative;
    z-index: 2;
    width: 86%;
}
#fv .fvInner {
    display: flex;
    gap: 8%;
}
#fv .otherBox {
    width: 26%;
    height: auto;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
#fv .otherBox h2 {}
#fv .otherBox .navList {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}
#fv .otherBox .navList li {}
#fv .otherBox .navList li a {
    display: block;
    font-family: var(--font-title);
    font-weight: 700;
    font-size: clamp(10px, 2.4vw, 28px);
    line-height: 1.2;
    border-left: 4px solid;
    padding: 0 0 0 var(--space-3);
}
#fv .movBox {
    width: 66%;
}
#fv .movBox .mov {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    box-shadow: var(--elevation);
}
#fv .movBox .mov iframe {
    position: absolute;
    inset: 0;
    width: 100% !important;
    height: 100% !important;
}

#fv .scrollBox {
    position: absolute;
    z-index: 1;
    width: 100%;
    height: 100svh;
    top: 0;
    left: 0;
    pointer-events: none;
}
#fv .scrollBox .scroll {
    position: absolute;
    width: 120px;
    aspect-ratio: 1 / 1;
    right: 8%;
    bottom: 0;
    transform: translateY(50%);
}
#fv .scrollBox .scroll img {
    animation: scrollAnim 15s linear infinite;
}
@keyframes scrollAnim {
    from {
      transform: rotate(0deg);
    }
    to {
      transform: rotate(-360deg);
    }
}

@media screen and (min-width: 961px) {}

@media screen and (max-width: 960px) {

	#fv {
        height: 100svh;
	    min-height: 450px;
        margin-bottom: var(--section-base-sp);
	}
			
    #fv .fvWrap {
        width: 100%;
        height: 100%;
    }
    #fv .fvInner {
        width: 100%;
        height: 100%;
        gap: 0;
        display: flex;
        justify-content: center;
        align-items: center;
    }
    #fv .otherBox {
        position: absolute;
        z-index: 1;
        width: 100%;
        height: 100%;
        top: 0;
        left: 0;
    }
    #fv .otherBox h2 {
        position: absolute;
        top: var(--space-6);
        left: var(--space-6);
        width: 32%;
        max-width: 180px;
    }
    #fv .otherBox .navList {
        position: absolute;
        left: var(--space-6);
        bottom: var(--space-6);
        gap: var(--space-3);
    }
    #fv .otherBox .navList li a {
        font-size: 18px;
        padding: 0 0 0 var(--space-3);
    }
    #fv .movBox {
        position: relative;
        z-index: 2;
        width: calc(100% - 48px);
        max-width: 520px;
        margin-bottom: 66px;
    }

    #fv .scrollBox .scroll {
        width: 96px;
        right: var(--space-6);
    }

}



/*===================================================
	message
====================================================*/
.lead p {
    font-size: 20px;
    margin-bottom: var(--space-3);
}
.lead p:nth-last-child(2) {
    margin-bottom: var(--space-6);
}
.lead p:last-child {
    text-align: right;
    margin-bottom: 0;
}

@media screen and (min-width: 961px){}

@media screen and (max-width: 960px){

    .lead p {
        font-size: 16px;
    }
    
}



/*===================================================
	project
====================================================*/
.cardList {
    display: flex;
    gap: 32px;
    flex-wrap: wrap;

}
.cardList li {
    width: calc(100% / 2 - 32px / 2);
    padding: var(--space-8);
    color: var(--color-text-card);
    background: var(--color-bg-card);
    box-shadow: var(--elevation-card);
}
.cardList li .thumb {
    margin-bottom: var(--space-8);
}
.cardList li .thumb.noImg {
    width: 100%;
    aspect-ratio: 16 / 9;
    background: var(--color-gray);
}
.cardList li .thumb.noImg img {
    display: none;
}
.cardList li .thumb.soon {
    display: flex;
    aspect-ratio: 16 / 9;
    padding: 0;
    background: var(--color-gray);
    justify-content: center;
    align-items: center;
    font-size: 40px;
    font-family: var(--font-title);
    font-weight: 700;
    color: var(--color-white);
}
.cardList li .cardTit {
    font-size: 20px;
    font-weight: bold;
    text-align: center;
    padding: 0 0 var(--space-6);
    margin: 0 0 var(--space-6);
    border-bottom: 1px dashed;
}
.cardList li .txtBox {
    margin-bottom: var(--space-6);
}
.cardList li .txtBox:last-child {
    margin-bottom: 0;
}

.cardList li.soon {
    display: flex;
    aspect-ratio: 16 / 9;
    padding: 0;
    background: var(--color-gray);
    justify-content: center;
    align-items: center;
    font-size: 40px;
    font-family: var(--font-title);
    font-weight: 700;
    color: var(--color-white);
    box-shadow: none;
}

@media screen and (min-width: 961px){}

@media screen and (max-width: 960px){

    .cardList {
        gap: var(--space-6);
    }
    .cardList li {
        width: 100%;
        padding: var(--space-4) var(--space-4) var(--space-6);
    }
    .cardList li .thumb {
        margin-bottom: var(--space-4);
    }
    .cardList li .thumb.soon {
        font-size: 32px;
    }
    .cardList li .cardTit {
        font-size: 18px;
        padding: 0 0 var(--space-4);
        margin: 0 0 var(--space-4);
    }
    .cardList li .txtBox {
        margin-bottom: var(--space-4);
    }
    .cardList li .txtBox p {
        margin-bottom: var(--space-2);
    }
    .cardList li.soon {
        font-size: 32px;
    }
        
}



/*===================================================
	fanclub
====================================================*/
.fcSoon {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    aspect-ratio: 16 / 9;
    background: var(--color-gray);
    margin-bottom: var(--space-8);
}
.fcSoon img {
    width: 50%;
}
.fcSoon span {
    position: absolute;
    z-index: 2;
    width: 120px;
    aspect-ratio: 1 / 1;
    top: -24px;
    right: -24px;
    color: var(--color-primary);
    background: var(--color-btn-bg);
    border: 1px solid var(--color-btn-bg);
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    border-radius: var(--radius-full);
    font-weight: bold;
}

#fanclub .txtBox {
    margin-bottom: var(--space-12);
}

@media screen and (min-width: 961px){}

@media screen and (max-width: 960px){

    .fcSoon {
        margin-bottom: var(--space-6);
    }
    .fcSoon img {
        width: 60%;
    }
    .fcSoon span {
        width: 64px;
        top: -16px;
        right: -16px;
        font-size: 10px;
        line-height: 1.2;
    }

    #fanclub .txtBox {
        margin-bottom: var(--space-6);
    }
    
}



/*===================================================
	footer
====================================================*/
#footer {
    position: relative;
    z-index: var(--z-footer);
    width: 100%;
    padding: var(--space-16) 5% var(--space-6);
    background: var(--color-bg-footer);
    color: var(--color-text-footer);
}

#footer .footerLogo {
    width: 160px;
    margin: 0 auto var(--space-8);
}

#footer .snsWrap {
    margin: 0 0 var(--space-16);
    font-size: 20px;
}
#footer .snsWrap ul {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
}

#footer .copyLight {
    font-size: 12px;
    line-height: 1;
    text-align: center;
}

@media screen and (min-width: 961px){

	#footer .footerLogo a:hover,
	#footer .snsWrap ul li a:hover {
	    opacity: 0.7;
	}

}

@media screen and (max-width: 960px){

	#footer {
		padding: var(--space-12) 0 var(--space-4);
	}

	#footer .footerLogo {
        width: 96px;
        margin: 0 auto var(--space-6);
	}

	#footer .snsWrap {
        margin: 0 0 var(--space-12);
    }

}