/**
 * Core Base CSS
 * features/gallery-layout/assets/css/core-base.css
 */

/* --- 1. CORE WORDPRESS BLOCK FIXES --- */
.wp-block-columns.is-layout-flex,
.wp-block-columns {
    display: flex !important;
    flex-wrap: wrap;
    align-items: flex-start;
    gap: 1.5em;
}

.wp-block-columns > .wp-block-column {
    flex-grow: 1;
    flex-basis: 0;
    min-width: 0;
}

/* --- 2. BASE STYLES FOR CUSTOM GALLERY --- */
.wp-block-gallery.custom-layout {
    display: block;
    margin: 0 auto 1em;
    padding: 0;
    overflow: hidden;
    position: relative;
    transition: opacity 0.3s ease-in-out;
    max-width: 100%;
    width: 100%;
    box-sizing: border-box;
}

.wp-block-gallery.custom-layout img {
    border: none;
    transition: transform 0.3s ease;
}

.wp-block-gallery.custom-layout .wp-block-image {
    margin: 0 !important;
    padding: 0;
    box-sizing: border-box;
    overflow: hidden;
    width: 100% !important;
    height: 100%;
    transition: box-shadow 0.3s ease;
    position: relative;
}

.wp-block-gallery.custom-layout .wp-block-image:hover {
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.wp-block-gallery.custom-layout .wp-block-image img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
    transform: scale(1);
}

/* 移除預設樣式干擾 */
.wp-block-gallery.custom-layout img,
.wp-block-gallery.custom-layout a,
.wp-block-gallery.custom-layout .wp-block-image {
    border: none !important;
    outline: none !important;
    box-shadow: none !important;
    text-decoration: none !important;
    background: none !important;
}

/* --- 3. LOADING & FALLBACK STYLES --- */
.wp-block-gallery.custom-layout {
    transition: opacity 0.3s ease-in-out;
}

.wp-block-gallery.custom-layout.is-transitioning {
    opacity: 0 !important;
}

/* 通用規則：所有圖庫在計算完成後，都應該是完全可見的 */
.wp-block-gallery.custom-layout.layout-ready {
    opacity: 1;
    background-color: transparent;
}

.wp-block-gallery.custom-layout.layout-ready::before {
    display: none;
}

@keyframes gallery-spinner-rotation {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* --- CAPTION STYLING (Default Hidden) --- */
.wp-block-gallery.custom-layout .wp-block-image figcaption {
    display: none !important;
}

/* --- SMART CAPTION STYLING RECOVERY --- */
/*
   步驟 1: 將圖片容器本身變成一個 Grid，
   以便我們能將圖片和說明放在同一單元格內重疊。
*/
.wp-block-gallery.custom-layout[data-layout="twocols"] .wp-block-image,
.wp-block-gallery.custom-layout[data-layout="masonry"] .wp-block-image,
.wp-block-gallery.custom-layout[data-layout="offsetcols"] .wp-block-image,
.wp-block-gallery.custom-layout[data-layout^="grid-"] .wp-block-image,
.wp-block-gallery.custom-layout[data-layout^="1"] .wp-block-image,
.wp-block-gallery.custom-layout[data-layout^="2"] .wp-block-image,
.wp-block-gallery.custom-layout[data-layout^="3"] .wp-block-image,
.wp-block-gallery.custom-layout[data-layout^="4"] .wp-block-image,
.wp-block-gallery.custom-layout[data-layout^="5"] .wp-block-image,
.wp-block-gallery.custom-layout[data-layout^="6"] .wp-block-image,
.wp-block-gallery.custom-layout[data-layout^="7"] .wp-block-image {
    position: relative;
    overflow: visible;
}

/* 步驟 2: 讓圖片和說明都佔據網格的第一行第一列，使它們重疊 */
.wp-block-gallery.custom-layout .wp-block-image > img,
.wp-block-gallery.custom-layout .wp-block-image > figcaption {
    grid-row: 1 / 2;
    grid-column: 1 / 2;
}

/* 步驟 3: 圖片樣式 - 讓圖片撐滿整個容器 */
.wp-block-gallery.custom-layout .wp-block-image > img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* 步驟 4: 說明的樣式 - [優化版] */
.wp-block-gallery.custom-layout[data-layout="twocols"] .wp-block-image figcaption,
.wp-block-gallery.custom-layout[data-layout="masonry"] .wp-block-image figcaption,
.wp-block-gallery.custom-layout[data-layout="offsetcols"] .wp-block-image figcaption,
.wp-block-gallery.custom-layout[data-layout^="grid-"] .wp-block-image figcaption,
.wp-block-gallery.custom-layout[data-layout^="1"] .wp-block-image figcaption,
.wp-block-gallery.custom-layout[data-layout^="2"] .wp-block-image figcaption,
.wp-block-gallery.custom-layout[data-layout^="3"] .wp-block-image figcaption,
.wp-block-gallery.custom-layout[data-layout^="4"] .wp-block-image figcaption,
.wp-block-gallery.custom-layout[data-layout^="5"] .wp-block-image figcaption,
.wp-block-gallery.custom-layout[data-layout^="6"] .wp-block-image figcaption,
.wp-block-gallery.custom-layout[data-layout^="7"] .wp-block-image figcaption {
    display: block !important;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: none;
    color: #555;
    font-size: 0.85em;
    font-style: italic;
    line-height: 1.4;
    padding: 10px 5px 0;
    text-align: center;
    text-shadow: none !important;
    z-index: 2;
}

/* --- UTILITY & GLOBAL RULES --- */
.wp-block-gallery.custom-layout .wp-block-image:has(figcaption):hover img,
.wp-block-gallery.custom-layout .wp-block-image:has(.wp-element-caption):hover img {
    transform: scale(1);
}

.wp-block-gallery.custom-layout.layout-ready { opacity: 1; }
.wp-block-gallery.custom-layout a { display: block; text-decoration: none; color: inherit; }
.wp-block-gallery.custom-layout a:hover { text-decoration: none; }
body.baguetteBox-open { overflow: hidden; }
body.baguetteBox-open .baguetteBox-overlay { transition: opacity 0.3s ease; }
.wp-block-gallery.custom-layout .wp-block-image:focus-within,
.wp-block-gallery.custom-layout a:focus { outline: 2px solid #0073aa; outline-offset: 2px; }

@media print {
    .wp-block-gallery.custom-layout { display: block !important; overflow: visible !important; height: auto !important; page-break-inside: avoid; }
    .wp-block-gallery.custom-layout .wp-block-image { display: block !important; width: 100% !important; height: auto !important; margin-bottom: 10px !important; break-inside: avoid; }
    .wp-block-gallery.custom-layout .wp-block-image img { max-width: 100% !important; height: auto !important; object-fit: contain !important; }
}

@media (prefers-contrast: high) {
    .wp-block-gallery.custom-layout[data-layout="polaroid"] .wp-block-image { border: 2px solid black; }
    .wp-block-gallery.custom-layout[data-layout="filmstrip"] { border-top: 2px solid black; border-bottom: 2px solid black; }
}

@media (prefers-reduced-motion: reduce) {
    .wp-block-gallery.custom-layout .wp-block-image,
    .wp-block-gallery.custom-layout img,
    .wp-block-gallery.custom-layout [data-layout] .wp-block-image,
    .wp-block-gallery.custom-layout [data-layout] .wp-block-image:hover,
    .wp-block-gallery.custom-layout [data-layout] .wp-block-image:hover img {
        transition: none !important;
        transform: none !important;
    }
    .wp-block-gallery.custom-layout:not(.layout-ready)::before { animation: none !important; }
}

/* --- Lightbox Fixes --- */
#baguetteBox-slider {
    padding-top: 40px !important;
    padding-bottom: 40px !important;
}

#baguetteBox-slider img {
    max-height: calc(100vh - 80px) !important;
}

#baguetteBox-slider .full-image img {
    background-color: #FFFFFF;
    border-radius: 4px;
    box-shadow: 0 0 15px rgba(0,0,0,0.15);
}