/* 初期設定 */
#mainvisual {
	width:100%;
	height:auto;
	position: relative;
	overflow: hidden;
}
#mainvisual .main-slider {
	opacity: 0;
}

/* Loading */

/* ローダー */
#mainvisual .slick-loader {
  position: absolute;
  inset: 0;
  z-index: 10;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ロゴ */
#mainvisual .logo-wrap {
  position: relative;
  width: 200px; /* ロゴサイズに合わせて調整 */
  max-width:60vw;
}

#mainvisual .logo {
  display: block;
  width: 100%;
}

#mainvisual .logo.base {
  position: relative;
  z-index: 1;
}

#mainvisual .logo.fill {
  position: absolute;
  inset: 0;
  z-index: 2;
  clip-path: inset(100% 0 0 0); /* 最初は全隠し */
}

/* --------------------------------
   ロード開始トリガー
--------------------------------- */

#mainvisual.is-loaded .logo.fill {
  animation: logoFill 0.8s linear forwards;
}

/* ロゴ塗り 0.0s → 0.8s */
@keyframes logoFill {
  from { clip-path: inset(100% 0 0 0); }
  to   { clip-path: inset(0 0 0 0); }
}

/* フェードアウト 1.5s → 2.0s */
#mainvisual.is-loaded .slick-loader {
  animation: loaderFade 0.5s ease forwards;
  animation-delay: 1.5s;
}

@keyframes loaderFade {
  to {
    opacity: 0;
    visibility: hidden;
  }
}

/* Slider */
.main-slider { opacity:0; transition:opacity .5s ease-in; }
.main-slider.slick-initialized { opacity:1; }
.main-slider .li{ position:relative; }
.main-slider .li img.txt-img {
	position: absolute;
	top:0;
	left:0;
	z-index:1;
	pointer-events:none;
	opacity:0;
	transition:opacity ease-out 2s 1.6s;
}
.main-slider.slick-initialized .li.slick-active img.txt-img {
	opacity:1;
	transition:opacity ease-in 2s 2s;
}
.sub-slider:not(.slick-initialized) {
  display: none;
}
.slick-slider {
    position: relative;
    display: block;
    box-sizing: border-box;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-touch-callout: none;
    -khtml-user-select: none;
    -ms-touch-action: pan-y;
    touch-action: pan-y;
    -webkit-tap-highlight-color: transparent;
}

.slick-list {
    position: relative;
    display: block;
    overflow: hidden;
    margin: 0;
    padding: 0;
}
.slick-list:focus {
    outline: none;
}
.slick-list.dragging {
    cursor: pointer;
    cursor: hand;
}

.slick-slider .slick-track,
.slick-slider .slick-list {
    -webkit-transform: translate3d(0, 0, 0);
    -moz-transform: translate3d(0, 0, 0);
    -ms-transform: translate3d(0, 0, 0);
    -o-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
}


.slick-track {
    position: relative;
    top: 0;
    left: 0;
    display: block;
    margin-left: auto;
    margin-right: auto;
}
.slick-track:before,
.slick-track:after {
    display: table;
	content: '';
}
.slick-track:after {
    clear: both;
}
.slick-loading .slick-trac {
    visibility: hidden;
}
.slick-slide {
    display: none;
    float: left;
    height: 100%;
    min-height: 1px;
}
[dir='rtl'] .slick-slide {
    float: right;
}
.slick-slide img {
    display: block;
}
.slick-slide.slick-loading img {
    display: none;
}
.slick-slide.dragging img {
    pointer-events: none;
}
.slick-initialized .slick-slide {
    display: block;
}
.slick-loading .slick-slide {
    visibility: hidden;
}
.slick-vertical .slick-slide {
    display: block;
    height: auto;
    border: 1px solid transparent;
}
.slick-arrow.slick-hidden {
    display: none;
}


/*初期設定*/

/*メインビジュアル*/
#mainvisual .campus {
	width:100%;
	height:auto;
	position:relative;
	overflow:clip;
}
#mainvisual .campus .img-box img {
	width:100%;
	height:auto;
	max-width:none;
}
#mainvisual .campus .title-box,
#mainvisual .campus .txt-box,
#mainvisual .campus .button-box {
	position: absolute;
}


/*アニメーション*/

/*初期設定*/
#mainvisual .img-box img {
	transform: scale(1);
	transition:transform 0s linear 4.6s;
	will-change: auto;
}
#mainvisual.is-loaded .start .slick-active .img-box img{
	will-change: transform;
}

#mainvisual.is-loaded .start .slick-active.scene_1 .img-box img {
	transform: scale(1.2);
	transition:transform 10s linear 0.5s;
}
#mainvisual.is-loaded .start .slick-active.scene_2 .img-box img,
#mainvisual.is-loaded .start .slick-active.scene_3 .img-box img {
	transform: scale(1.1);
	transition:transform 10s linear 0.5s;
}


/* SP */
@media screen and (max-width: 767.98px) {

/*メインビジュアル*/
@media (orientation: portrait){
#mainvisual {
	aspect-ratio: 3 / 4;
}
#mainvisual .campus.scene_1 .title-box,
#mainvisual .campus.scene_2 .title-box,
#mainvisual .campus.scene_3 .title-box {
	display:flex;
	align-items:center;
	width:100%;
	height:100%;
	top:0;
	left:0;
	
}
#mainvisual .campus.scene_1 .title-box::before,
#mainvisual .campus.scene_2 .title-box::before,
#mainvisual .campus.scene_3 .title-box::before {
	content:"";
	display: block;
	width:100%;
	height:100%;
	background-color:rgba(0,0,0,.6);
	mix-blend-mode:multiply;
	position:absolute;
	top:0;
	left:0;
	opacity:1;
	transition:opacity ease-in-out 3s 1s;
}
#mainvisual .campus.scene_3 .title-box::before {
	background-color:rgba(217,133,156,.75);
	mix-blend-mode:normal;
}

#mainvisual.is-loaded .start .campus.scene_1.slick-active .title-box::before,
#mainvisual.is-loaded .start .campus.scene_2.slick-active .title-box::before,
#mainvisual.is-loaded .start .campus.scene_3.slick-active .title-box::before {
	opacity:0;
} 
#mainvisual .campus.scene_1 .title-box img,
#mainvisual .campus.scene_2 .title-box img,
#mainvisual .campus.scene_3 .title-box img {
	mix-blend-mode:screen;
	position:absolute;
	z-index:1;
}
}
@media (orientation: landscape){
#mainvisual {
	aspect-ratio: 16 / 9;
	max-height:calc(100vh - 60px);
}
#mainvisual .campus.scene_1 .title-box,
#mainvisual .campus.scene_2 .title-box,
#mainvisual .campus.scene_3 .title-box {
	display:flex;
	align-items:center;
	width:32%;
	height:calc(100vh - 60px);
	top:0;
	right:0;
	
}
#mainvisual .campus.scene_1 .title-box::before,
#mainvisual .campus.scene_2 .title-box::before,
#mainvisual .campus.scene_3 .title-box::before {
	content:"";
	display: block;
	width:100%;
	height:100%;
	background-color:rgba(0,0,0,.6);
	mix-blend-mode:multiply;
	position:absolute;
	top:0;
	left:0;
	opacity:1;
	transition:opacity ease-in-out 2s 1s;
}
#mainvisual .campus.scene_3 .title-box::before {
	background-color:rgba(217,133,156,.75);
	mix-blend-mode:normal;
	transition:opacity ease-in 4s;
}

#mainvisual.is-loaded .start .campus.scene_1.slick-active .title-box::before {
	opacity:.5;
} 
#mainvisual.is-loaded .start .campus.scene_2.slick-active .title-box::before,
#mainvisual.is-loaded .start .campus.scene_3.slick-active .title-box::before {
	opacity:0;
}

#mainvisual .campus.scene_1 .title-box img,
#mainvisual .campus.scene_2 .title-box img,
#mainvisual .campus.scene_3 .title-box img {
	width:auto;
	height:calc(100vh - 60px);
	mix-blend-mode:screen;
	position:absolute;
	z-index:1;
}
#mainvisual .campus.scene_end {
	top:-40px !important;
}
#mainvisual .campus.scene_end .img-box {
	display:flex;
	justify-content:center;
	align-items:center;
	width:100%;
	height:calc(100vh);
	background-color:#FFF;
}
}

}

/* PC TAB */
@media screen and (min-width: 768px), print {

/*横向き*/
/*メインビジュアル*/
#mainvisual {
	aspect-ratio: 16 / 9;
	max-height:100vh;
	/*height: min(56.25vw, 100vh);*/
	
}
/*#mainvisual .main-slider {
	top: 50%;
	transform: translateY(-50%);
}*/
#mainvisual .campus {
	aspect-ratio: 16 / 9;
}
#mainvisual .campus.scene_1 .title-box,
#mainvisual .campus.scene_2 .title-box,
#mainvisual .campus.scene_3 .title-box {
	display:flex;
	align-items:center;
	width:32%;
	height:100%;
	top:0;
	right:0;
	
}
#mainvisual .campus.scene_1 .title-box::before,
#mainvisual .campus.scene_2 .title-box::before,
#mainvisual .campus.scene_3 .title-box::before {
	content:"";
	display: block;
	width:100%;
	height:100%;
	background-color:rgba(0,0,0,.6);
	mix-blend-mode:multiply;
	position:absolute;
	top:0;
	left:0;
	opacity:1;
	transition:opacity ease-in-out 2s 1s;
}
#mainvisual .campus.scene_3 .title-box::before {
	background-color:rgba(217,133,156,.75);
	mix-blend-mode:normal;
	transition:opacity ease-in 2s 1.5s;
}

#mainvisual.is-loaded .start .campus.scene_1.slick-active .title-box::before {
	opacity:.5;
} 
#mainvisual.is-loaded .start .campus.scene_2.slick-active .title-box::before,
#mainvisual.is-loaded .start .campus.scene_3.slick-active .title-box::before {
	opacity:0;
}

#mainvisual .campus .title-box img {
	isolation:isolate;
}

#mainvisual .campus.scene_1 .title-box img,
#mainvisual .campus.scene_2 .title-box img,
#mainvisual .campus.scene_3 .title-box img {
	mix-blend-mode:screen;
	transform:translateZ(0);
	will-change:transform;
	position:absolute;
	z-index:1;
}
#mainvisual .campus.scene_1 .txt-box {
}

}

/* PRINT */
@media print { #violin .violin-slider { opacity:1 !important;} }