/**
 * Layout Interactive CSS
 * features/gallery-layout/assets/css/layout-interactive.css
 */

/* Q. Diagonal Stack */
.wp-block-gallery.custom-layout[data-layout="diagstack"] {
    position: relative;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    perspective: 1000px;
    cursor: pointer;
    aspect-ratio: 16 / 9;
    min-height: 350px;
    max-height: 65vh;
    margin: 2em auto;
}

.wp-block-gallery.custom-layout[data-layout="diagstack"] .wp-block-image {
    position: absolute;
    width: clamp(220px, 45%, 350px) !important;
    height: auto !important;
    aspect-ratio: 4 / 3;
    transition: transform 0.5s ease-in-out, opacity 0.5s ease;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    border-radius: 8px;
    overflow: hidden;
}

/* 不同的卡片有不同的初始旋轉角度 */
.wp-block-gallery.custom-layout[data-layout="diagstack"] .wp-block-image:nth-of-type(3n+1) { transform: rotate(-4deg) translateX(-10px); }
.wp-block-gallery.custom-layout[data-layout="diagstack"] .wp-block-image:nth-of-type(3n+2) { transform: rotate(2deg) translateX(5px) translateY(10px); }
.wp-block-gallery.custom-layout[data-layout="diagstack"] .wp-block-image:nth-of-type(3n+3) { transform: rotate(5deg) translateX(10px) translateY(-5px); }

/* 滑鼠懸停在最上方的卡片時 */
.wp-block-gallery.custom-layout[data-layout="diagstack"] .wp-block-image:first-child:hover {
    transform: rotate(0deg) scale(1.03);
}

/* 當卡片被點擊並準備移到最後時的動畫 */
.wp-block-gallery.custom-layout[data-layout="diagstack"] .wp-block-image.is-moving {
    transform: translateX(150%) rotate(30deg) !important;
    opacity: 0;
}

/* H. Coverflow */
.wp-block-gallery.custom-layout[data-layout="coverflow"] { display: flex !important; align-items: center; overflow-x: auto; padding: 2rem 0; perspective: 1200px; }
.wp-block-gallery.custom-layout[data-layout="coverflow"] .wp-block-image { flex: 0 0 40%; height: 400px; transition: transform 0.5s ease; transform: rotateY(45deg) scale(0.8); }
.wp-block-gallery.custom-layout[data-layout="coverflow"] .wp-block-image:hover { transform: rotateY(0) scale(1); z-index: 10; }

/* I. Polaroid */
.wp-block-gallery.custom-layout[data-layout="polaroid"] { display: flex !important; flex-wrap: wrap; gap: 20px; justify-content: center; padding: 20px; }
.wp-block-gallery.custom-layout[data-layout="polaroid"] .wp-block-image { background: white; padding: 10px 10px 30px 10px; box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2); transform: rotate(-2deg); transition: transform 0.3s ease; width: 200px !important; height: auto !important; position: relative; }
.wp-block-gallery.custom-layout[data-layout="polaroid"] .wp-block-image:nth-child(even) { transform: rotate(2deg); }
.wp-block-gallery.custom-layout[data-layout="polaroid"] .wp-block-image:hover { transform: rotate(0deg) scale(1); z-index: 10; }
.wp-block-gallery.custom-layout[data-layout="polaroid"] .wp-block-image img { object-fit: cover; }

/* G. Fullwidth (Horizontal Scroll) */
.wp-block-gallery.custom-layout[data-layout="fullwidth"] { display: flex !important; flex-wrap: nowrap; overflow-x: auto; gap: 10px; margin-left: calc(50% - 50vw); margin-right: calc(50% - 50vw); width: 100vw; padding-left: max(10px, env(safe-area-inset-left)); padding-right: max(10px, env(safe-area-inset-right)); box-sizing: border-box; scroll-snap-type: x mandatory; }
.wp-block-gallery.custom-layout[data-layout="fullwidth"] .wp-block-image { flex: 0 0 80vw; height: 60vh; scroll-snap-align: center; }


/* --- A2. Panorama 全景滾動 --- */
.wp-block-gallery.custom-layout[data-layout="panorama"] {
    display: block !important;
    overflow-x: auto;
    overflow-y: hidden;
    white-space: nowrap;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    padding: 20px 0;
    background: linear-gradient(to right, #0f0c29, #302b63, #24243e);
    border-radius: 8px;
}
.wp-block-gallery.custom-layout[data-layout="panorama"] .wp-block-image {
    display: inline-block !important;
    width: auto !important;
    height: 400px !important;
    margin-right: 5px;
    scroll-snap-align: start;
    vertical-align: top;
    white-space: normal;
    flex: none !important;
}
.wp-block-gallery.custom-layout[data-layout="panorama"] .wp-block-image img {
    height: 100%;
    width: auto !important;
    max-width: none;
    object-fit: cover;
}
/* 滾動條美化 */
.wp-block-gallery.custom-layout[data-layout="panorama"]::-webkit-scrollbar {
    height: 8px;
}
.wp-block-gallery.custom-layout[data-layout="panorama"]::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}
.wp-block-gallery.custom-layout[data-layout="panorama"]::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.4);
    border-radius: 4px;
}

/* --- A5. Timeline 時間軸 --- */
.wp-block-gallery.custom-layout[data-layout="timeline"] {
    display: flex !important;
    flex-direction: column;
    position: relative;
    padding-left: 60px;
    gap: 30px;
}
/* 時間軸線條 */
.wp-block-gallery.custom-layout[data-layout="timeline"]::before {
    content: '';
    position: absolute;
    left: 25px;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(to bottom, #667eea 0%, #764ba2 100%);
    border-radius: 2px;
}
.wp-block-gallery.custom-layout[data-layout="timeline"] .wp-block-image {
    position: relative;
    width: 100% !important;
    max-width: 500px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}
/* 時間軸節點 */
.wp-block-gallery.custom-layout[data-layout="timeline"] .wp-block-image::before {
    content: '';
    position: absolute;
    left: -47px;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    background: #667eea;
    border: 4px solid #fff;
    border-radius: 50%;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.4);
    z-index: 2;
}
.wp-block-gallery.custom-layout[data-layout="timeline"] .wp-block-image:nth-child(even) {
    align-self: flex-end;
}
.wp-block-gallery.custom-layout[data-layout="timeline"] .wp-block-image:hover {
    transform: scale(1.02);
}
.wp-block-gallery.custom-layout[data-layout="timeline"] .wp-block-image img {
    width: 100%;
    height: auto;
    object-fit: cover;
}

/* --- A6. Flip Cards 翻轉卡片 --- */
.wp-block-gallery.custom-layout[data-layout="flip-cards"] {
    display: grid !important;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    padding: 20px;
    perspective: 1000px;
}
.wp-block-gallery.custom-layout[data-layout="flip-cards"] .wp-block-image {
    height: 300px !important;
    position: relative;
    perspective: 1000px;
    cursor: pointer;
}
.wp-block-gallery.custom-layout[data-layout="flip-cards"] .flip-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    transform-style: preserve-3d;
}
.wp-block-gallery.custom-layout[data-layout="flip-cards"] .wp-block-image:hover .flip-card-inner {
    transform: rotateY(180deg);
}
.wp-block-gallery.custom-layout[data-layout="flip-cards"] .flip-card-front,
.wp-block-gallery.custom-layout[data-layout="flip-cards"] .flip-card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    border-radius: 12px;
    overflow: hidden;
}
.wp-block-gallery.custom-layout[data-layout="flip-cards"] .flip-card-front {
    z-index: 2;
}
.wp-block-gallery.custom-layout[data-layout="flip-cards"] .flip-card-front img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.wp-block-gallery.custom-layout[data-layout="flip-cards"] .flip-card-back {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    transform: rotateY(180deg);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    box-sizing: border-box;
}
.wp-block-gallery.custom-layout[data-layout="flip-cards"] .flip-card-content {
    color: #fff;
    font-size: 1.1em;
    text-align: center;
    line-height: 1.6;
}

/* --- A8. Overlap 重疊堆積 --- */
.wp-block-gallery.custom-layout[data-layout="overlap"] {
    display: flex !important;
    justify-content: center;
    align-items: center;
    padding: 40px;
    min-height: 500px;
    position: relative;
}
.wp-block-gallery.custom-layout[data-layout="overlap"] .wp-block-image {
    position: absolute !important;
    width: clamp(200px, 40%, 350px) !important;
    height: auto !important;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    transition: transform 0.4s ease, z-index 0s 0.2s;
    overflow: hidden;
}
/* 不同位置的圖片 */
.wp-block-gallery.custom-layout[data-layout="overlap"] .wp-block-image:nth-child(1) {
    transform: rotate(-8deg) translate(-30%, -20%);
    z-index: 1;
}
.wp-block-gallery.custom-layout[data-layout="overlap"] .wp-block-image:nth-child(2) {
    transform: rotate(5deg) translate(25%, 10%);
    z-index: 2;
}
.wp-block-gallery.custom-layout[data-layout="overlap"] .wp-block-image:nth-child(3) {
    transform: rotate(-3deg) translate(-15%, 25%);
    z-index: 3;
}
.wp-block-gallery.custom-layout[data-layout="overlap"] .wp-block-image:nth-child(4) {
    transform: rotate(8deg) translate(20%, -25%);
    z-index: 4;
}
.wp-block-gallery.custom-layout[data-layout="overlap"] .wp-block-image:nth-child(5) {
    transform: rotate(-5deg) translate(5%, 0);
    z-index: 5;
}
.wp-block-gallery.custom-layout[data-layout="overlap"] .wp-block-image:hover {
    transform: rotate(0deg) scale(1.1) !important;
    z-index: 100 !important;
    transition: transform 0.4s ease, z-index 0s;
}
.wp-block-gallery.custom-layout[data-layout="overlap"] .wp-block-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* --- RESPONSIVE --- */
@media (max-width: 768px) {
    /* Panorama */
    .wp-block-gallery.custom-layout[data-layout="panorama"] .wp-block-image {
        height: 300px !important;
    }
    
    /* Timeline */
    .wp-block-gallery.custom-layout[data-layout="timeline"] {
        padding-left: 40px;
    }
    .wp-block-gallery.custom-layout[data-layout="timeline"]::before {
        left: 15px;
    }
    .wp-block-gallery.custom-layout[data-layout="timeline"] .wp-block-image::before {
        left: -33px;
        width: 12px;
        height: 12px;
    }
    
    /* Overlap */
    .wp-block-gallery.custom-layout[data-layout="overlap"] {
        min-height: 400px;
    }
    .wp-block-gallery.custom-layout[data-layout="overlap"] .wp-block-image {
        width: clamp(150px, 50%, 280px) !important;
    }
}

@media (max-width: 480px) {
    .wp-block-gallery.custom-layout[data-layout="diagstack"] { height: auto; }
    .wp-block-gallery.custom-layout[data-layout="diagstack"] .wp-block-image { position: static !important; width: 100% !important; height: auto !important; transform: none !important; margin-bottom: 10px; }

    /* Panorama */
    .wp-block-gallery.custom-layout[data-layout="panorama"] .wp-block-image {
        height: 220px !important;
    }
    
    /* Timeline */
    .wp-block-gallery.custom-layout[data-layout="timeline"] {
        padding-left: 30px;
    }
    .wp-block-gallery.custom-layout[data-layout="timeline"]::before {
        left: 10px;
        width: 3px;
    }
    .wp-block-gallery.custom-layout[data-layout="timeline"] .wp-block-image::before {
        left: -27px;
        width: 10px;
        height: 10px;
    }
    
    /* Flip Cards */
    .wp-block-gallery.custom-layout[data-layout="flip-cards"] .wp-block-image {
        height: 250px !important;
    }
    
    /* Overlap - 變為堆疊顯示 */
    .wp-block-gallery.custom-layout[data-layout="overlap"] {
        flex-direction: column;
        min-height: auto;
        gap: 20px;
        padding: 20px;
    }
    .wp-block-gallery.custom-layout[data-layout="overlap"] .wp-block-image {
        position: relative !important;
        width: 100% !important;
        transform: none !important;
    }
}