/* ═══════════════════════════════════════
   Royal Gallery — Frontend
   Kandy Royals: #E4B454 gold / #29073B purple / Alatsi
═══════════════════════════════════════ */

.rg-wrap, .rg-wrap * { box-sizing: border-box; margin: 0; padding: 0; }

.rg-wrap {
	font-family: 'Alatsi', sans-serif;
	width: 100%;
	background: transparent;
}

/* ── Album grid ── */
.rg-album-grid {
	display: grid;
	gap: 20px;
	width: 100%;
}
.rg-cols-2 { grid-template-columns: repeat(2, 1fr); }
.rg-cols-3 { grid-template-columns: repeat(3, 1fr); }
.rg-cols-4 { grid-template-columns: repeat(4, 1fr); }

/* ── Album card ── */
.rg-album-card {
	cursor: pointer;
	border-radius: 16px;
	overflow: hidden;
	border: 1px solid rgba(228,180,84,0.22);
	background: linear-gradient(160deg, rgba(41,7,59,0.55), rgba(41,7,59,0.2));
	transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
	outline: none;
}
.rg-album-card:hover,
.rg-album-card:focus {
	transform: translateY(-6px);
	border-color: rgba(228,180,84,0.65);
	box-shadow: 0 20px 50px rgba(41,7,59,0.5);
}

/* ── Mosaic image preview ── */
.rg-album-mosaic {
	position: relative;
	width: 100%;
	aspect-ratio: 4/3;
	display: grid;
	grid-template-columns: 1fr 1fr;
	grid-template-rows: 1fr 1fr;
	gap: 2px;
	overflow: hidden;
}

.rg-mosaic-cell { overflow: hidden; }
.rg-mosaic-cell img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.5s ease; }
.rg-album-card:hover .rg-mosaic-cell img { transform: scale(1.08); }

/* First cell spans 2 rows when 1 image, full when only 1 */
.rg-mosaic-cell.rg-cell-0 { grid-row: span 1; grid-column: span 1; }

/* Overlay on hover */
.rg-album-overlay {
	position: absolute;
	inset: 0;
	background: linear-gradient(135deg, rgba(41,7,59,0.7) 0%, rgba(41,7,59,0.2) 100%);
	display: flex;
	align-items: center;
	justify-content: center;
	opacity: 0;
	transition: opacity 0.3s ease;
}
.rg-album-card:hover .rg-album-overlay,
.rg-album-card:focus .rg-album-overlay { opacity: 1; }

.rg-overlay-icon {
	width: 56px; height: 56px;
	border-radius: 50%;
	background: rgba(228,180,84,0.9);
	color: #29073B;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 20px;
	padding-left: 4px;
}

/* ── Album meta ── */
.rg-album-meta {
	display: flex;
	align-items: center;
	gap: 10px;
	padding: 14px 16px;
	border-top: 1px solid rgba(228,180,84,0.15);
	flex-wrap: wrap;
}
.rg-album-name {
	font-size: 15px;
	color: #FFFFFF;
	flex: 1;
	min-width: 0;
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
}
.rg-album-date {
	font-size: 11px;
	letter-spacing: 1.5px;
	text-transform: uppercase;
	color: rgba(228,180,84,0.7);
}
.rg-album-count {
	font-size: 11px;
	color: #29073B;
	background: #E4B454;
	padding: 3px 10px;
	border-radius: 30px;
	letter-spacing: 0.5px;
	white-space: nowrap;
}

/* ── Single album thumbnail grid ── */
.rg-single-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
	gap: 8px;
}
.rg-single-thumb {
	overflow: hidden;
	border-radius: 10px;
	cursor: pointer;
	aspect-ratio: 1;
	border: 1px solid rgba(228,180,84,0.18);
	transition: transform 0.25s ease, border-color 0.25s ease;
}
.rg-single-thumb:hover { transform: scale(1.03); border-color: rgba(228,180,84,0.6); }
.rg-single-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* ══════════════════════════════════════
   LIGHTBOX
══════════════════════════════════════ */

.rg-lightbox {
	position: fixed;
	inset: 0;
	z-index: 999999;
}

.rg-lb-backdrop {
	position: absolute;
	inset: 0;
	background: rgba(10,2,18,0.95);
	backdrop-filter: blur(8px);
	-webkit-backdrop-filter: blur(8px);
}

.rg-lb-inner {
	position: relative;
	height: 100%;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	padding: 60px 80px 20px;
	z-index: 1;
}

/* ── Close ── */
.rg-lb-close {
	position: absolute;
	top: 16px; right: 20px;
	width: 44px; height: 44px;
	border-radius: 50%;
	border: 1px solid rgba(228,180,84,0.45);
	background: rgba(41,7,59,0.6);
	color: #E4B454;
	font-size: 18px;
	cursor: pointer;
	display: flex; align-items: center; justify-content: center;
	transition: background 0.2s ease;
	z-index: 10;
}
.rg-lb-close:hover { background: #E4B454; color: #29073B; }

/* ── Stage ── */
.rg-lb-stage {
	position: relative;
	flex: 1;
	width: 100%;
	max-width: 1100px;
	display: flex;
	align-items: center;
	justify-content: center;
	min-height: 0;
}

.rg-lb-media {
	width: 100%;
	height: 100%;
	display: flex;
	align-items: center;
	justify-content: center;
}

.rg-lb-img {
	max-width: 100%;
	max-height: 100%;
	object-fit: contain;
	border-radius: 10px;
	display: block;
	will-change: opacity, transform;
}

.rg-lb-img.is-entering {
	animation: rgLbIn 0.45s cubic-bezier(0.22,1,0.36,1) both;
}
.rg-lb-img.is-exiting {
	animation: rgLbOut 0.25s ease-in both;
}
@keyframes rgLbIn  { from { opacity:0; transform:scale(0.94); } to { opacity:1; transform:scale(1); } }
@keyframes rgLbOut { from { opacity:1; transform:scale(1); }   to { opacity:0; transform:scale(1.03); } }

/* ── Nav ── */
.rg-lb-nav {
	position: absolute;
	top: 50%;
	transform: translateY(-50%);
	width: 50px; height: 50px;
	border-radius: 50%;
	border: 1px solid rgba(228,180,84,0.45);
	background: rgba(41,7,59,0.6);
	color: #E4B454;
	cursor: pointer;
	display: flex; align-items: center; justify-content: center;
	transition: background 0.2s ease;
	z-index: 5;
}
.rg-lb-nav svg { width: 22px; height: 22px; }
.rg-lb-nav:hover { background: #E4B454; color: #29073B; }
.rg-lb-prev { left: -70px; }
.rg-lb-next { right: -70px; }

/* ── Footer ── */
.rg-lb-footer {
	display: flex;
	align-items: center;
	justify-content: space-between;
	width: 100%;
	max-width: 1100px;
	padding: 12px 0 10px;
}
.rg-lb-info { display: flex; flex-direction: column; gap: 3px; }
.rg-lb-title {
	font-size: 15px;
	color: #FFFFFF;
	letter-spacing: 0.5px;
}
.rg-lb-caption {
	font-size: 12px;
	color: rgba(228,180,84,0.75);
	letter-spacing: 1px;
}
.rg-lb-counter {
	font-size: 12px;
	letter-spacing: 2px;
	color: rgba(228,180,84,0.6);
}

/* ── Thumb strip ── */
.rg-lb-thumbs {
	display: flex;
	gap: 8px;
	max-width: 1100px;
	width: 100%;
	overflow-x: auto;
	padding: 4px 0 8px;
	scrollbar-width: thin;
	scrollbar-color: rgba(228,180,84,0.35) transparent;
}
.rg-lb-thumbs::-webkit-scrollbar { height: 3px; }
.rg-lb-thumbs::-webkit-scrollbar-thumb { background: rgba(228,180,84,0.35); border-radius: 3px; }

.rg-lb-thumb {
	flex: 0 0 auto;
	width: 60px; height: 60px;
	border-radius: 8px;
	overflow: hidden;
	cursor: pointer;
	border: 2px solid transparent;
	transition: border-color 0.2s ease, transform 0.2s ease;
	opacity: 0.55;
}
.rg-lb-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; pointer-events: none; }
.rg-lb-thumb:hover { opacity: 0.85; transform: translateY(-2px); }
.rg-lb-thumb.is-active { border-color: #E4B454; opacity: 1; }

/* ══════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════ */

@media (max-width: 900px) {
	.rg-cols-4 { grid-template-columns: repeat(2, 1fr); }
	.rg-cols-3 { grid-template-columns: repeat(2, 1fr); }
	.rg-lb-inner { padding: 50px 16px 14px; }
	.rg-lb-prev { left: 6px; }
	.rg-lb-next { right: 6px; }
}

@media (max-width: 540px) {
	.rg-cols-2, .rg-cols-3, .rg-cols-4 { grid-template-columns: 1fr; }
	.rg-album-grid { gap: 14px; }
	.rg-lb-nav { width: 40px; height: 40px; }
	.rg-lb-nav svg { width: 18px; height: 18px; }
	.rg-lb-thumb { width: 48px; height: 48px; }
	.rg-lb-thumbs { gap: 6px; }
	.rg-single-grid { grid-template-columns: repeat(auto-fill, minmax(130px,1fr)); }
}

@media (prefers-reduced-motion: reduce) {
	.rg-lb-img.is-entering,
	.rg-lb-img.is-exiting { animation-duration: 0.01ms !important; }
	.rg-album-card { transition: none; }
}