/*
 * Gallery Page Stylesheet
 *
 * Extends the main brand system (main.css tokens: colors, spacing, typography).
 * Self-contained — the .gallery-hero component below is dedicated to this
 * page and does not share rules with any other page's hero.
 *
 * Table of contents:
 *  1.  Inner Hero
 *  2.  Filters
 *  3.  Grid
 *  4.  Card
 *  5.  Lightbox modal
 *  6.  Responsive
 */


/* ============================================================================
   1. Inner Hero
   ============================================================================ */

.site-main--gallery {
	padding-block: 0;
}

.gallery-hero {
	position: relative;
	min-height: 320px;
	display: flex;
	align-items: center;
	background-color: var(--color-brand-dark);
	background-size: cover;
	background-position: center;
	overflow: hidden;
}

.gallery-hero__overlay {
	position: absolute;
	inset: 0;
	z-index: 1;
}

.gallery-hero > .container {
	position: relative;
	z-index: 2;
	padding-block: var(--space-16);
	width: 100%;
}

.gallery-hero__breadcrumb {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: var(--space-2);
	margin-bottom: var(--space-5);
	font-size: var(--font-size-sm);
}

.gallery-hero__breadcrumb a {
	color: rgba(255, 255, 255, 0.80);
	text-decoration: none;
	transition: color var(--transition-fast);
}

.gallery-hero__breadcrumb a:hover {
	color: var(--color-accent);
}

.gallery-hero__breadcrumb-sep {
	color: rgba(255, 255, 255, 0.35);
}

.gallery-hero__breadcrumb-current {
	color: var(--color-accent);
	font-weight: var(--font-weight-medium);
}

.gallery-hero__badge {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	color: var(--color-white);
	background: rgba(85, 201, 154, 0.18);
	border: 1px solid rgba(85, 201, 154, 0.40);
	font-size: var(--font-size-xs);
	font-weight: var(--font-weight-bold);
	letter-spacing: 0.12em;
	padding: 6px 16px;
	border-radius: var(--radius-full);
	margin-bottom: var(--space-4);
}

.gallery-hero__badge::before {
	content: "";
	display: inline-block;
	width: 6px;
	height: 6px;
	flex-shrink: 0;
	border-radius: 50%;
	background-color: var(--color-accent);
}

.gallery-hero__title {
	font-size: clamp(2rem, 5vw, var(--font-size-4xl));
	font-weight: 700;
	color: var(--color-white);
	line-height: 1.1;
	margin-bottom: var(--space-3);
}

.gallery-hero__intro {
	color: rgba(255, 255, 255, 0.80);
	font-size: var(--font-size-lg);
	max-width: 700px;
	margin-bottom: 0;
}


/* ============================================================================
   2. Filters
   ============================================================================ */

.gallery-section {
	padding-block: var(--space-20);
	background-color: var(--color-white);
}

.gallery-filters {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: var(--space-3);
	margin-bottom: var(--space-10);
}

.gallery-filter {
	padding: 10px 24px;
	border-radius: var(--radius-full);
	border: 1.5px solid var(--color-border);
	background-color: var(--color-white);
	color: var(--color-text-muted);
	font-size: var(--font-size-sm);
	font-weight: var(--font-weight-semibold);
	cursor: pointer;
	transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

.gallery-filter:hover {
	border-color: var(--color-accent);
	color: var(--color-accent-dark);
}

.gallery-filter.is-active {
	background-color: var(--color-accent);
	border-color: var(--color-accent);
	color: var(--color-white);
}


/* ============================================================================
   3. Grid
   ============================================================================ */

.gallery-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: var(--space-6);
}

.gallery-grid > .gallery-card[hidden] {
	display: none;
}


/* ============================================================================
   4. Card
   ============================================================================ */

.gallery-card {
	position: relative;
	display: block;
	width: 100%;
	padding: 0;
	margin: 0;
	border: 1px solid var(--color-border);
	border-radius: var(--radius-lg);
	overflow: hidden;
	background: none;
	box-shadow: var(--shadow-sm);
	cursor: pointer;
	text-align: left;
	font-family: inherit;
	transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.gallery-card:hover,
.gallery-card:focus-visible {
	transform: translateY(-6px);
	box-shadow: var(--shadow-lg);
	border-color: var(--color-accent);
}

.gallery-card:focus-visible {
	outline: 2px solid var(--color-accent);
	outline-offset: 2px;
}

.gallery-card__media {
	position: relative;
	display: block;
	aspect-ratio: 4 / 3;
	overflow: hidden;
	background-color: var(--color-bg-alt);
}

.gallery-card__img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
	transition: transform 0.3s ease;
}

.gallery-card__img--placeholder {
	background: linear-gradient(135deg, var(--color-brand-dark) 0%, #0b5e7d 100%);
}

.gallery-card:hover .gallery-card__img,
.gallery-card:focus-visible .gallery-card__img {
	transform: scale(1.06);
}

.gallery-card__play {
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	width: 56px;
	height: 56px;
	border-radius: 50%;
	background-color: rgba(85, 201, 154, 0.90);
	color: var(--color-white);
	display: flex;
	align-items: center;
	justify-content: center;
	box-shadow: 0 4px 16px rgba(6, 63, 85, 0.35);
	transition: transform 0.3s ease, background-color 0.3s ease;
}

.gallery-card:hover .gallery-card__play,
.gallery-card:focus-visible .gallery-card__play {
	transform: translate(-50%, -50%) scale(1.12);
	background-color: var(--color-accent);
}

.gallery-card__overlay {
	position: absolute;
	inset: 0;
	display: flex;
	flex-direction: column;
	justify-content: flex-end;
	padding: var(--space-5);
	background: linear-gradient(180deg, rgba(6, 63, 85, 0) 40%, rgba(6, 63, 85, 0.88) 100%);
	opacity: 0;
	transition: opacity 0.3s ease;
	pointer-events: none;
}

.gallery-card:hover .gallery-card__overlay,
.gallery-card:focus-visible .gallery-card__overlay {
	opacity: 1;
}

.gallery-card__title {
	display: block;
	color: var(--color-white);
	font-weight: var(--font-weight-bold);
	font-size: var(--font-size-base);
	margin-bottom: 4px;
}

.gallery-card__caption {
	display: block;
	color: rgba(255, 255, 255, 0.85);
	font-size: var(--font-size-sm);
	line-height: 1.5;
}


/* ============================================================================
   5. Lightbox modal
   ============================================================================ */

.gallery-modal {
	position: fixed;
	inset: 0;
	z-index: 1000;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: var(--space-6);
}

.gallery-modal[hidden] {
	display: none;
}

.gallery-modal__overlay {
	position: absolute;
	inset: 0;
	background-color: rgba(6, 63, 85, 0.88);
}

.gallery-modal__inner {
	position: relative;
	z-index: 1;
	width: 100%;
	max-width: 900px;
	background-color: #000;
	border-radius: var(--radius-lg);
	overflow: hidden;
	box-shadow: var(--shadow-lg);
}

.gallery-modal__close {
	position: absolute;
	top: 12px;
	right: 12px;
	z-index: 2;
	width: 40px;
	height: 40px;
	border-radius: 50%;
	border: none;
	background-color: rgba(255, 255, 255, 0.15);
	color: var(--color-white);
	display: flex;
	align-items: center;
	justify-content: center;
	cursor: pointer;
	transition: background-color 0.3s ease;
}

.gallery-modal__close:hover,
.gallery-modal__close:focus-visible {
	background-color: var(--color-accent);
}

.gallery-modal__content {
	position: relative;
	width: 100%;
	aspect-ratio: 16 / 9;
	background-color: #000;
	display: flex;
	align-items: center;
	justify-content: center;
}

.gallery-modal__content img {
	width: 100%;
	height: 100%;
	object-fit: contain;
	display: block;
}

.gallery-modal__content iframe,
.gallery-modal__content video {
	width: 100%;
	height: 100%;
	display: block;
	border: 0;
}

.gallery-modal__title {
	margin: 0;
	padding: var(--space-4) var(--space-5);
	color: var(--color-white);
	background-color: #000;
	font-size: var(--font-size-base);
	font-weight: var(--font-weight-semibold);
}

.gallery-modal__title:empty {
	display: none;
	padding: 0;
}


/* ============================================================================
   6. Responsive
   ============================================================================ */

@media screen and (max-width: 1023px) {
	.gallery-grid {
		grid-template-columns: repeat(2, 1fr);
	}
}

@media screen and (max-width: 767px) {
	.gallery-hero {
		min-height: 240px;
	}

	.gallery-hero > .container {
		padding-block: var(--space-10);
	}

	.gallery-hero__title {
		font-size: var(--font-size-2xl);
	}

	.gallery-section {
		padding-block: var(--space-16);
	}

	.gallery-grid {
		grid-template-columns: 1fr;
		gap: var(--space-5);
	}

	.gallery-filter {
		padding: 8px 18px;
		font-size: var(--font-size-xs);
	}

	.gallery-modal {
		padding: var(--space-4);
	}

	.gallery-card__play {
		width: 48px;
		height: 48px;
	}
}

@media (prefers-reduced-motion: reduce) {
	.gallery-hero__breadcrumb a,
	.gallery-filter,
	.gallery-card,
	.gallery-card__img,
	.gallery-card__play,
	.gallery-card__overlay,
	.gallery-modal__close {
		transition: none;
	}

	.gallery-card:hover,
	.gallery-card:focus-visible {
		transform: none;
	}

	.gallery-card:hover .gallery-card__img,
	.gallery-card:focus-visible .gallery-card__img {
		transform: none;
	}

	.gallery-card:hover .gallery-card__play,
	.gallery-card:focus-visible .gallery-card__play {
		transform: translate(-50%, -50%);
	}
}