/* com_cloudalbum front-end gallery — self-contained, no external dependency */

.cloudalbum { margin: 0 0 2rem; }

/* Album index cards */
.cloudalbum-albums-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
	gap: 16px;
}
.cloudalbum-card {
	display: block;
	text-decoration: none;
	color: inherit;
	border-radius: 8px;
	overflow: hidden;
	background: #f4f4f5;
	box-shadow: 0 1px 3px rgba(0,0,0,.12);
	transition: transform .15s ease, box-shadow .15s ease;
}
.cloudalbum-card:hover { transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,.18); }
.cloudalbum-card-thumb { position: relative; aspect-ratio: 4 / 3; background: #e4e4e7; overflow: hidden; }
.cloudalbum-card-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .3s ease; }
.cloudalbum-card:hover .cloudalbum-card-thumb img { transform: scale(1.04); }
.cloudalbum-card-placeholder { display: block; width: 100%; height: 100%; }

/* Photo-count badge (bottom-right of the thumbnail) */
.cloudalbum-card-count {
	position: absolute;
	right: 8px;
	bottom: 8px;
	display: inline-flex;
	align-items: center;
	gap: 4px;
	padding: 3px 8px;
	font-size: 12px;
	font-weight: 600;
	line-height: 1;
	color: #fff;
	background: rgba(0,0,0,.6);
	border-radius: 999px;
	backdrop-filter: blur(2px);
}
.cloudalbum-card-count svg { display: block; opacity: .9; }

/* Title + date */
.cloudalbum-card-body { padding: 10px 12px; }
.cloudalbum-card-title {
	margin-top: 1px;
	font-weight: 600;
	line-height: 1.35;
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
}
.cloudalbum-card-date {
	font-size: 12px;
	color: #8a8a8a;
	letter-spacing: .02em;
}

/* Single album grid */
.cloudalbum-title { margin-bottom: .5rem; }
.cloudalbum-description { margin-bottom: 1rem; color: #555; }
.cloudalbum-grid {
	display: grid;
	grid-template-columns: repeat(var(--cloud-columns, 4), 1fr);
	gap: 8px;
}
.cloudalbum-item {
	display: block;
	aspect-ratio: 1 / 1;
	overflow: hidden;
	border-radius: 4px;
	background: #e4e4e7;
	background-image: linear-gradient(100deg, rgba(255,255,255,0) 30%, rgba(255,255,255,.55) 50%, rgba(255,255,255,0) 70%);
	background-size: 200% 100%;
	background-repeat: no-repeat;
	animation: cloudalbum-shimmer 1.4s ease-in-out infinite;
}
/* Loaded tiles stop shimmering. */
.cloudalbum-item.is-loaded {
	background-image: none;
	animation: none;
}
.cloudalbum-item img {
	width: 100%; height: 100%;
	object-fit: cover; display: block;
	opacity: 0;
	transform: scale(1.03);
	transition: opacity .6s ease, transform .6s ease;
}
.cloudalbum-item img.is-loaded {
	opacity: 1;
	transform: scale(1);
}
.cloudalbum-item:hover img.is-loaded { transform: scale(1.05); }

@keyframes cloudalbum-shimmer {
	0%   { background-position: 150% 0; }
	100% { background-position: -50% 0; }
}
@media (prefers-reduced-motion: reduce) {
	.cloudalbum-item { animation: none; background-image: none; }
	.cloudalbum-item img { transition: opacity .2s ease; transform: none; }
	.cloudalbum-item img.is-loaded { transform: none; }
}
.cloudalbum-empty { color: #888; padding: 1rem 0; }
.cloudalbum-back { margin-top: 1.5rem; }

@media (max-width: 767px) {
	.cloudalbum-grid { grid-template-columns: repeat(3, 1fr) !important; }
}
@media (max-width: 480px) {
	.cloudalbum-grid { grid-template-columns: repeat(2, 1fr) !important; }
}

/* Lightbox */
.cloudalbum-lightbox {
	position: fixed; inset: 0;
	background: rgba(0,0,0,.9);
	display: none;
	align-items: center; justify-content: center;
	z-index: 99999;
}
.cloudalbum-lightbox.is-open { display: flex; }
.cloudalbum-lb-img {
	max-width: 92vw; max-height: 88vh;
	object-fit: contain; box-shadow: 0 0 30px rgba(0,0,0,.6);
	opacity: 0;
	transform: scale(.97);
	transition: opacity .3s ease, transform .3s ease;
}
.cloudalbum-lb-img.is-ready {
	opacity: 1;
	transform: scale(1);
}
@media (prefers-reduced-motion: reduce) {
	.cloudalbum-lb-img { transition: opacity .15s ease; transform: none; }
	.cloudalbum-lb-img.is-ready { transform: none; }
}
.cloudalbum-lb-close, .cloudalbum-lb-prev, .cloudalbum-lb-next {
	position: absolute;
	/* 深色半透明底,亮色照片上也看得見 */
	background: rgba(0,0,0,.45);
	color: #fff; border: 0; cursor: pointer;
	font-size: 28px; line-height: 1;
	width: 52px; height: 52px; border-radius: 50%;
	display: flex; align-items: center; justify-content: center;
	transition: background .15s ease;
	/* 疊在照片之上:lightbox 子元素依 DOM 順序繪製(prev 在 img 之前會被蓋住) */
	z-index: 2;
	-webkit-tap-highlight-color: transparent;
}
.cloudalbum-lb-close:hover, .cloudalbum-lb-prev:hover, .cloudalbum-lb-next:hover {
	background: rgba(0,0,0,.65);
}
.cloudalbum-lb-close { top: 18px; right: 18px; }
/* 用 CSS 畫的 X 取代 × 字元,確保在圓內視覺置中(不受字型墨跡偏移影響) */
.cloudalbum-lb-close { font-size: 0; }
.cloudalbum-lb-close::before,
.cloudalbum-lb-close::after {
	content: ""; position: absolute; top: 50%; left: 50%;
	width: 22px; height: 2px; background: #fff; border-radius: 2px;
}
.cloudalbum-lb-close::before { transform: translate(-50%, -50%) rotate(45deg); }
.cloudalbum-lb-close::after  { transform: translate(-50%, -50%) rotate(-45deg); }
.cloudalbum-lb-prev { left: 18px; top: 50%; transform: translateY(-50%); }
.cloudalbum-lb-next { right: 18px; top: 50%; transform: translateY(-50%); }
.cloudalbum-lb-caption {
	position: absolute; bottom: 18px; left: 0; right: 0;
	text-align: center; color: #eee; font-size: 14px; padding: 0 60px;
}

/* ------------------------------------------------------------------ */
/* 相簿列表分頁(自帶樣式,不依賴佈景的 icon font,避免符號跑掉)        */
/* ------------------------------------------------------------------ */
.cloudalbum-pagination { margin: 28px 0 8px; }
.cloudalbum-pagination ul {
	list-style: none; margin: 0; padding: 0;
	display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 6px;
}
.cloudalbum-pagination li { margin: 0; }
.cloudalbum-pagination li > a,
.cloudalbum-pagination li > span {
	display: inline-block; min-width: 40px; padding: 8px 12px;
	text-align: center; line-height: 1.2; font-size: 14px; text-indent: 0;
	border: 1px solid #e2e2e2; border-radius: 6px; text-decoration: none;
	background: #fff; color: #c8102e; background-image: none;
}
/* 覆蓋佈景可能注入的 icon 字元,避免出現破圖方框 */
.cloudalbum-pagination li > a::before,
.cloudalbum-pagination li > span::before,
.cloudalbum-pagination li > a::after,
.cloudalbum-pagination li > span::after { content: none !important; }
.cloudalbum-pagination li > a:hover {
	background: #c8102e; color: #fff; border-color: #c8102e;
}
/* 停用的箭頭(最先/上一頁等,呈現為不可點的 span) */
.cloudalbum-pagination li[class] > span {
	color: #bbb; background: #f6f6f6; cursor: default;
}
/* 目前頁碼(無 class 的 li 內的 span) */
.cloudalbum-pagination li:not([class]) > span {
	background: #c8102e; color: #fff; border-color: #c8102e; font-weight: 700;
}
@media (max-width: 480px) {
	.cloudalbum-pagination li > a,
	.cloudalbum-pagination li > span { min-width: 34px; padding: 7px 9px; font-size: 13px; }
}