@charset "utf-8";

/*=========== 1. 全体設定 ===========*/
* { box-sizing: border-box; }
html { height: 100%; }
body {
    font-family: "メイリオ", Meiryo, sans-serif;
    margin: 0; padding: 0;
    min-height: 100vh;
}

/*=========== 背景スライダー設定 ===========*/
.bg-slider {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 0;
}
.bg-img {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    animation: bg-change 20s infinite;
}
.img1 { background-image: url("../images/washitsu01_768x512.png"); animation-delay: 0s; }
.img2 { background-image: url("../images/washitsu03.jpg"); animation-delay: 5s; }
.img3 { background-image: url("../images/wasitu04.jpeg"); animation-delay: 10s; }
.img4 { background-image: url("../images/wasitu02.png"); animation-delay: 15s; }

@keyframes bg-change {
    0%   { opacity: 0; }
    10%  { opacity: 1; }
    25%  { opacity: 1; }
    35%  { opacity: 0; }
    100% { opacity: 0; }
}

/*=========== ギミック設定（障子・ろうそく） ===========*/
#shoji-trigger, #candle-trigger { display: none; }

.main-wrapper {
    opacity: 0;
    visibility: hidden;
    transition: opacity 2s ease-in-out;
}

.shoji-layer {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    z-index: 2000;
    cursor: pointer;
}
.shoji-closed {
    position: absolute; width: 100%; height: 100%;
    background-image: url("../images/1149351.jpg");
    background-position: center; background-size: cover; background-repeat: no-repeat;
    transition: 1s ease-in-out;
}
.shoji-opened {
    position: absolute; width: 100%; height: 100%;
    background-image: url("../images/20260420.png");
    background-position: center; background-size: cover; background-repeat: no-repeat;
    opacity: 0; transition: 1s ease-in-out;
}
.candle-layer {
    position: fixed; bottom: 20%; left: 50%;
    transform: translate(-50%, 50px);
    z-index: 2100; cursor: pointer;
    opacity: 0; visibility: hidden; transition: all 0.8s ease-out;
}
.candle-img { width: 400px; filter: drop-shadow(0 0 20px rgba(255,200,100,1)); }

#shoji-trigger:checked ~ .shoji-layer .shoji-closed { opacity: 0; }
#shoji-trigger:checked ~ .shoji-layer .shoji-opened { opacity: 1; }
#shoji-trigger:checked ~ .candle-layer { opacity: 1; visibility: visible; transform: translate(-50%, 0); }

/* ろうそく点灯後、障子とろうそくを消してメインを表示 */
#candle-trigger:checked ~ .shoji-layer,
#candle-trigger:checked ~ .candle-layer { opacity: 0; visibility: hidden; pointer-events: none; }
#candle-trigger:checked ~ .main-wrapper { opacity: 1; visibility: visible; }

/*=========== 2. 共通設定（妖怪） ===========*/
.random-container {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    overflow: hidden; z-index: 10;
    pointer-events: none;
}
.float-item {
    position: absolute;
    width: 80px; height: 80px;
    display: block;
    pointer-events: auto;
    z-index: 10;
    transition: transform 0.3s ease-out, z-index 0s 0.3s, opacity 0.5s;
}
/* ろうそく点灯時にふわっと浮き上がる */
#candle-trigger:checked ~ .main-wrapper .float-item {
    animation: entryUp 1.5s ease-out forwards, yurayura 3s ease-in-out 1.5s infinite;
}

.float-item img {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    object-fit: contain;
    transition: opacity 0.5s ease-in-out;
}
.img-hover { opacity: 0; }

/* 共通ホバー設定（詳細度：クラス2つ以上で強力に） */
.random-container .float-item:hover {
    animation: none;
    transform: scale(3.0);
    z-index: 9999;
    opacity: 1;
}
.float-item:hover {
    animation-play-state: paused;
    z-index: 9999;
}

/* ★重要：中身の span だけを巨大化させる */
.float-item span {
    display: block;
    width: 100%; height: 100%;
    transition: transform 0.3s ease-out;
}

/* 親にホバーされたら中の span を拡大（詳細度：クラス2つで強化） */
.random-container .float-item:hover span {
    transform: scale(3.0);
}

/* 画像切り替え（見本の仕組み） */
.float-item .img-hover { opacity: 0; position: absolute; top: 0; left: 0; width: 100%; height: 100%; }
.float-item:hover .img-base { opacity: 0; }
.float-item:hover .img-hover { opacity: 1; }
/*=========== 3. 個別配置（PC） ===========*/
/* ポイント：クラス指定を1回にまとめ、ホバー時の競合を避ける */
.p1  { top: 20%; left: 9%;   animation-delay: 0.1s, 1.6s; }
.p2  { top: 20%; left: 26.5%; animation-delay: 0.2s, 1.7s; }
.p3  { top: 20%; left: 47%;   animation-delay: 0.3s, 1.8s; } 
.p4  { top: 20%; left: 67.5%; animation-delay: 0.4s, 1.9s; }
.p5  { top: 20%; left: 85%;   animation-delay: 0.5s, 2.0s; }
.p6  { top: 45%; left: 12%;   animation-delay: 0.6s, 2.1s; }
.p7  { top: 45%; left: 29.5%; animation-delay: 0.7s, 2.2s; }
.p8  { top: 45%; left: 47%;   animation-delay: 0.8s, 2.3s; } 
.p9  { top: 45%; left: 64.5%; animation-delay: 0.9s, 2.4s; }
.p10 { top: 45%; left: 82%;   animation-delay: 1.0s, 2.5s; }
.p11 { top: 70%; left: 9%;   animation-delay: 1.1s, 2.6s; }
.p12 { top: 70%; left: 26.5%; animation-delay: 1.2s, 2.7s; }
.p13 { top: 70%; left: 47%;   animation-delay: 1.3s, 2.8s; } 
.p14 { top: 70%; left: 67.5%; animation-delay: 1.4s, 2.9s; }
.p15 { top: 70%; left: 85%;   animation-delay: 1.5s, 3.0s; }

/*=========== 4. 演出・アニメーション ===========*/
.random-ghost {
    position: fixed;
    /* 初期位置をバラバラにする */
    top: var(--start-y); 
    left: var(--start-x); 
    width: 60px; 
    z-index: 100;
    pointer-events: none; 
    filter: drop-shadow(0 0 15px rgba(255, 100, 100, 0.9));
    /* スピードアップ (durationを短く) */
    animation: fire-move var(--duration) ease-in-out var(--delay) infinite alternate;
}

.random-ghost img { 
    width: 100%; 
    animation: yurayura 1.5s ease-in-out infinite; /* 揺れも少し速く */
}

/* 
  --start-x/y: 初期位置 (0%〜100%)
  --move-x/y:  移動量 (画面全体をカバーするように大きく)
  --duration:  速度 (4s〜8sで高速化)
*/
.g1 { --start-x: 10%; --start-y: 10%; --duration: 5s; --delay: -1s; --move-x: 80vw;  --move-y: 70vh; }
.g2 { --start-x: 90%; --start-y: 20%; --duration: 7s; --delay: -2s; --move-x: -80vw; --move-y: 60vh; }
.g3 { --start-x: 20%; --start-y: 80%; --duration: 4s; --delay: -3s; --move-x: 60vw;  --move-y: -70vh; }
.g4 { --start-x: 80%; --start-y: 90%; --duration: 8s; --delay: -4s; --move-x: -70vw; --move-y: -80vh; }
.g5 { --start-x: 50%; --start-y: 50%; --duration: 6s; --delay: -5s; --move-x: -40vw; --move-y: -40vh; }

@keyframes fire-move {
    0% { 
        transform: translate(0, 0) scale(1); 
        opacity: 0.3;
    }
    50% { 
        opacity: 1; /* 途中で明るく */
    }
    100% { 
        transform: translate(var(--move-x), var(--move-y)) scale(1.2); 
        opacity: 0.5;
    }
}

@keyframes yurayura {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-15px) rotate(10deg); }
}



/*=========== 5. スマホ設定 ===========*/
@media screen and (max-width: 768px) {
    .float-item { width: 55px; height: 55px; }
    .p1, .p4, .p7, .p10, .p13 { left: 20%; }
    .p2, .p5, .p8, .p11, .p14 { left: 45%; }
    .p3, .p6, .p9, .p12, .p15 { left: 70%; }
    .p1, .p2, .p3 { top: 15%; }
    .p4, .p5, .p6 { top: 30%; }
    .p7, .p8, .p9 { top: 45%; }
    .p10, .p11, .p12 { top: 60%; }
    .p13, .p14, .p15 { top: 75%; }

    .random-container .float-item.is-tapped {
        animation: none;
        transform: scale(1.5);
        z-index: 5000;
        opacity: 1;
    }
    .float-item.is-tapped .img-base { opacity: 0; }
    .float-item.is-tapped .img-hover { opacity: 1; }
    .candle-img { width: 180px; }
    .candle-layer { bottom: 40%; left: 50%; }
}
 .shoji-closed, .shoji-opened {
        /* 幅を110%にして左右を5%ずつはみ出させる */
        background-size: 160% 100%;
        /* 中央に配置することで左右均等にはみ出ます */
        background-position: center;
    }
    /*=========== ヘッダー設定 ===========*/
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 15px 0;
    /* 背景を半透明の黒にする (最後の0.6が透明度) */
    background: rgba(0, 0, 0, 0.2); 
    color: #fff;
    text-align: center;
    z-index: 3000; /* 障子(2000)よりも手前に表示 */
    pointer-events: none; /* 下の障子クリックを邪魔しない設定 */
}

.site-header h1 {
    margin: 0;
    font-size: 1.2rem;
    letter-spacing: 0.2em;
    font-weight: bold;
    text-shadow: 1px 1px 4px #000; /* 文字を読みやすく */
    margin-bottom: 10px;
}

.site-header p {
    margin: 5px 0 0;
    font-size: 0.8rem;
    opacity: 0.8;
    font-weight: bold;
}
.dotted-line {
  border-bottom: 5px double #fff;
}


/* スマホ用の調整 */
@media screen and (max-width: 768px) {
    .site-header h1 {
        font-size: 0.7rem;
    }
   
    .site-header p {
        display: none;
    }
}