/**
 * Galeriat - Core Frontend Styles
 *
 * v1.3.0 — Compact viewport, image-fit modes, true 3D scene
 *
 * @package Galeriat
 * @author  Carlos Atagua
 */

/* ===== CSS Custom Properties ===== */
:root {
	--galeriat-color-primary: #e6a23c;
	--galeriat-color-bg: #ffffff;
	--galeriat-color-surface: #f5f5f5;
	--galeriat-color-text: #1a1a1a;
	--galeriat-color-border: #e0e0e0;
	--galeriat-color-overlay: rgba(0,0,0,0.85);
	--galeriat-columns: 3;
	--galeriat-gap: 10px;
	--galeriat-radius: 8px;
	--galeriat-perspective: 1200px;
	--galeriat-transition-speed: 600ms;
	--galeriat-shadow: 0 4px 20px rgba(0,0,0,0.12);
	--galeriat-font: inherit;
	--galeriat-thumb-size: 64px;
}

/* ===== Container ===== */
.galeriat {
	position: relative;
	width: 100%;
	max-width: 1200px;
	margin: 0 auto;
	font-family: var(--galeriat-font);
	color: var(--galeriat-color-text);
	border-radius: var(--galeriat-radius);
	background: var(--galeriat-color-bg);
	box-shadow: var(--galeriat-shadow);
	overflow: hidden;
}

/* ===== Compact Viewport ===== */
.galeriat__viewport {
	position: relative;
	width: 100%;
	height: 25vh;
	min-height: 150px;
	max-height: 350px;
	overflow: hidden;
	background: #111;
}

/* ===== 3D Scene (for true-3D effects) ===== */
.galeriat__scene {
	position: absolute;
	inset: 0;
	perspective: var(--galeriat-perspective);
	perspective-origin: 50% 50%;
	overflow: visible;
}

.galeriat__prism {
	position: absolute;
	width: 100%;
	height: 100%;
	transform-style: preserve-3d;
	transition: transform var(--galeriat-transition-speed) cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.galeriat__face {
	position: absolute;
	width: 100%;
	height: 100%;
	backface-visibility: hidden;
	overflow: hidden;
	border-radius: var(--galeriat-radius);
}

/* ===== 2D Track (for 2D effects) ===== */
.galeriat__track {
	position: absolute;
	inset: 0;
	overflow: hidden;
}

/* ===== Slide (2D mode) ===== */
.galeriat__slide {
	position: absolute;
	inset: 0;
	opacity: 0;
	visibility: hidden;
}

.galeriat__slide--active {
	opacity: 1;
	visibility: visible;
	z-index: 2;
}

/* ===== Image Wrapper ===== */
.galeriat__image-wrapper {
	position: absolute;
	inset: 0;
	overflow: hidden;
}

/* ===== Image with fit modes ===== */
.galeriat__image {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
	transition: transform 0.3s ease;
}

/* Image fit modes */
.galeriat--fit-contain .galeriat__image {
	object-fit: contain;
}

.galeriat--fit-fill .galeriat__image {
	object-fit: fill;
}

.galeriat--fit-scale-down .galeriat__image {
	object-fit: scale-down;
}

/* ===== Caption ===== */
.galeriat__caption {
	position: absolute;
	bottom: 0;
	left: 0;
	right: 0;
	padding: 8px 12px;
	background: linear-gradient(transparent, rgba(0,0,0,0.7));
	color: #fff;
	font-size: 12px;
	line-height: 1.3;
	opacity: 0;
	transform: translateY(5px);
	transition: opacity 0.3s, transform 0.3s;
}

.galeriat__slide--active .galeriat__caption,
.galeriat__face--active .galeriat__caption {
	opacity: 1;
	transform: translateY(0);
}

.galeriat__caption p { margin: 0; }

/* ===== Controls ===== */
.galeriat__controls {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 10px;
	padding: 10px;
	position: relative;
	z-index: 10;
}

.galeriat__btn {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 36px;
	height: 36px;
	border: none;
	border-radius: 50%;
	background: var(--galeriat-color-surface);
	color: var(--galeriat-color-text);
	cursor: pointer;
	transition: all 0.2s;
	box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.galeriat__btn:hover {
	background: var(--galeriat-color-primary);
	color: #fff;
	transform: scale(1.1);
}

.galeriat__btn:focus-visible {
	outline: 2px solid var(--galeriat-color-primary);
	outline-offset: 2px;
}

.galeriat__icon {
	width: 18px;
	height: 18px;
}

/* ===== Dots ===== */
.galeriat__dots {
	display: flex;
	gap: 6px;
	align-items: center;
}

.galeriat__dot {
	width: 8px;
	height: 8px;
	border-radius: 50%;
	border: none;
	background: var(--galeriat-color-border);
	cursor: pointer;
	padding: 0;
	transition: all 0.3s;
}

.galeriat__dot--active {
	background: var(--galeriat-color-primary);
	transform: scale(1.3);
}

.galeriat__dot:focus-visible {
	outline: 2px solid var(--galeriat-color-primary);
	outline-offset: 2px;
}

/* ===== Counter ===== */
.galeriat__counter {
	position: absolute;
	top: 8px;
	left: 10px;
	font-size: 11px;
	color: rgba(255,255,255,0.7);
	background: rgba(0,0,0,0.4);
	padding: 2px 8px;
	border-radius: 10px;
	z-index: 10;
	backdrop-filter: blur(4px);
}

/* ===== Play/Pause Button ===== */
.galeriat__btn--playpause {
	position: absolute;
	bottom: 8px;
	right: 10px;
	z-index: 10;
	opacity: 0.7;
	width: 30px;
	height: 30px;
}

.galeriat__btn--playpause:hover {
	opacity: 1;
}

.galeriat--paused .galeriat__icon--pause { display: none; }
.galeriat:not(.galeriat--paused) .galeriat__icon--play { display: none; }

/* ===== Thumbnails ===== */
.galeriat__thumbs {
	display: flex;
	gap: 6px;
	padding: 8px 12px;
	overflow-x: auto;
	background: var(--galeriat-color-surface);
	scrollbar-width: thin;
}

.galeriat__thumbs::-webkit-scrollbar {
	height: 4px;
}

.galeriat__thumbs::-webkit-scrollbar-thumb {
	background: var(--galeriat-color-border);
	border-radius: 2px;
}

.galeriat__thumb {
	flex-shrink: 0;
	width: var(--galeriat-thumb-size);
	height: var(--galeriat-thumb-size);
	border: 2px solid transparent;
	border-radius: 4px;
	overflow: hidden;
	cursor: pointer;
	padding: 0;
	background: none;
	transition: border-color 0.2s, transform 0.2s;
}

.galeriat__thumb--active {
	border-color: var(--galeriat-color-primary);
	transform: scale(1.1);
}

.galeriat__thumb img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
}

/* ===== Social Buttons ===== */
.galeriat__social {
	position: absolute;
	top: 8px;
	right: 10px;
	display: flex;
	gap: 6px;
	z-index: 10;
}

.galeriat__social-btn {
	width: 30px;
	height: 30px;
	border: none;
	border-radius: 50%;
	background: rgba(0,0,0,0.4);
	color: #fff;
	cursor: pointer;
	display: flex;
	align-items: center;
	justify-content: center;
	transition: background 0.2s;
}

.galeriat__social-btn svg {
	width: 14px;
	height: 14px;
}

.galeriat__social-btn:hover {
	background: var(--galeriat-color-primary);
}

/* ===== Lightbox ===== */
.galeriat-lightbox {
	position: fixed;
	inset: 0;
	z-index: 999999;
	display: none;
}

.galeriat-lightbox--active {
	display: flex;
}

.galeriat-lightbox__backdrop {
	position: absolute;
	inset: 0;
	background: var(--galeriat-color-overlay);
}

.galeriat-lightbox__content {
	position: relative;
	width: 90vw;
	height: 90vh;
	display: flex;
	align-items: center;
	justify-content: center;
	z-index: 1;
}

.galeriat-lightbox__image-wrapper {
	max-width: 100%;
	max-height: 100%;
}

.galeriat-lightbox__image {
	max-width: 90vw;
	max-height: 85vh;
	object-fit: contain;
	cursor: grab;
}

.galeriat-lightbox__caption {
	position: absolute;
	bottom: 20px;
	left: 50%;
	transform: translateX(-50%);
	color: #fff;
	font-size: 14px;
	background: rgba(0,0,0,0.6);
	padding: 6px 16px;
	border-radius: 20px;
	white-space: nowrap;
}

.galeriat-lightbox__close {
	position: absolute;
	top: 10px;
	right: 20px;
	background: none;
	border: none;
	color: #fff;
	font-size: 32px;
	cursor: pointer;
	z-index: 2;
}

.galeriat-lightbox__prev,
.galeriat-lightbox__next {
	position: absolute;
	top: 50%;
	transform: translateY(-50%);
	background: rgba(0,0,0,0.5);
	border: none;
	color: #fff;
	width: 44px;
	height: 44px;
	border-radius: 50%;
	cursor: pointer;
	display: flex;
	align-items: center;
	justify-content: center;
	z-index: 2;
}

.galeriat-lightbox__prev { left: 20px; }
.galeriat-lightbox__next { right: 20px; }

.galeriat-lightbox__prev svg,
.galeriat-lightbox__next svg {
	width: 20px;
	height: 20px;
}

/* ===== Video ===== */
.galeriat__video {
	position: absolute;
	inset: 0;
}

.galeriat__video-native {
	width: 100%;
	height: 100%;
	object-fit: contain;
}

.galeriat__video-embed {
	position: relative;
	width: 100%;
	height: 100%;
}

.galeriat__video-embed img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.galeriat__video-play {
	position: absolute;
	inset: 0;
	margin: auto;
	width: 48px;
	height: 48px;
	background: none;
	border: none;
	cursor: pointer;
	opacity: 0.9;
}

.galeriat__video-play:hover { opacity: 1; }

/* ===== Watermark ===== */
.galeriat__watermark {
	position: absolute;
	z-index: 5;
	color: rgba(255,255,255,0.3);
	font-size: 12px;
	pointer-events: none;
}

.galeriat__watermark--bottom-right { bottom: 10px; right: 10px; }
.galeriat__watermark--bottom-left { bottom: 10px; left: 10px; }
.galeriat__watermark--top-right { top: 10px; right: 10px; }
.galeriat__watermark--top-left { top: 10px; left: 10px; }

/* ===== Comparison ===== */
.galeriat__comparison {
	position: absolute;
	inset: 0;
	overflow: hidden;
}

.galeriat__comparison img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.galeriat__comparison-before {
	position: absolute;
	inset: 0;
	clip-path: inset(0 50% 0 0);
}

.galeriat__comparison-slider {
	position: absolute;
	top: 0;
	bottom: 0;
	left: 50%;
	width: 3px;
	background: #fff;
	cursor: ew-resize;
	z-index: 2;
}

.galeriat__comparison-handle {
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	width: 24px;
	height: 24px;
	border-radius: 50%;
	background: #fff;
	box-shadow: 0 2px 6px rgba(0,0,0,0.3);
}

/* ===== Panorama ===== */
.galeriat__panorama {
	position: absolute;
	inset: 0;
	overflow: auto;
	cursor: grab;
}

.galeriat__panorama img {
	height: 100%;
	width: auto;
	min-width: 100%;
	display: block;
}

.galeriat__panorama-hint {
	position: absolute;
	bottom: 8px;
	left: 50%;
	transform: translateX(-50%);
	background: rgba(0,0,0,0.5);
	color: #fff;
	font-size: 11px;
	padding: 3px 10px;
	border-radius: 12px;
	opacity: 0.7;
}

/* ===== Ken Burns ===== */
.galeriat--kenburns .galeriat__slide--active .galeriat__image,
.galeriat--kenburns .galeriat__face--active .galeriat__image {
	animation: galeriat-kb 8s ease-in-out infinite alternate;
}

@keyframes galeriat-kb {
	from { transform: scale(1) translate(0,0); }
	to   { transform: scale(1.1) translate(-2%,-1%); }
}

/* ===== Empty State ===== */
.galeriat-empty {
	text-align: center;
	padding: 40px 20px;
	background: #f8f9f9;
	border: 2px dashed #ddd;
	border-radius: 12px;
	margin: 20px 0;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
	.galeriat__viewport {
		height: 20vh;
		min-height: 120px;
	}
	.galeriat__thumb {
		width: 48px;
		height: 48px;
	}
}