.certificate-gallery-wrap {
	--cg-gap: 1.5rem;
	--cg-radius: 14px;
	--cg-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
	--cg-border: rgba(15, 23, 42, 0.08);
	--cg-accent: #2563eb;
	--cg-accent-hover: #1d4ed8;
	--cg-text: #0f172a;
	--cg-muted: #64748b;
	--cg-surface: #ffffff;
	display: flex;
	flex-direction: column;
	gap: calc(var(--cg-gap) * 1.5);
	text-align: right;
}

.certificate-gallery-notice {
	margin: 0;
	padding: 1rem 1.25rem;
	border-radius: var(--cg-radius);
	background: #fff7ed;
	color: #9a3412;
	border: 1px solid #fed7aa;
}

.certificate-gallery-item {
	background: var(--cg-surface);
	border: 1px solid var(--cg-border);
	border-radius: calc(var(--cg-radius) + 2px);
	box-shadow: var(--cg-shadow);
	padding: 1.25rem;
}

.certificate-gallery-header {
	display: flex;
	flex-wrap: wrap;
	align-items: baseline;
	justify-content: space-between;
	gap: 0.5rem 1rem;
	margin-bottom: 1rem;
}

.certificate-gallery-title {
	margin: 0;
	font-size: clamp(1.125rem, 2vw, 1.5rem);
	line-height: 1.5;
	color: var(--cg-text);
}

.certificate-gallery-count {
	margin: 0;
	font-size: 0.9375rem;
	color: var(--cg-muted);
}

.certificate-gallery-grid {
	display: grid;
	grid-template-columns: repeat(var(--cg-columns, 3), minmax(0, 1fr));
	gap: 12px;
	content-visibility: auto;
	contain-intrinsic-size: 600px;
}

.certificate-gallery-photo {
	position: relative;
	display: block;
	width: 100%;
	padding: 0;
	border: 0;
	overflow: hidden;
	border-radius: 10px;
	background: #e2e8f0;
	cursor: zoom-in;
	text-align: inherit;
	opacity: 1;
	transform: translateY(0);
	transition: opacity 0.35s ease, transform 0.35s ease, box-shadow 0.25s ease;
}

.certificate-gallery-photo.is-new {
	opacity: 0;
	transform: translateY(10px);
}

.certificate-gallery-photo.is-visible,
.certificate-gallery-photo:not(.is-new) {
	opacity: 1;
	transform: translateY(0);
}

.certificate-gallery-photo:focus-visible {
	outline: 3px solid rgba(37, 99, 235, 0.45);
	outline-offset: 3px;
}

.certificate-gallery-photo img {
	width: 100%;
	aspect-ratio: 4 / 3;
	height: auto;
	object-fit: cover;
	display: block;
	transition: transform 0.35s ease;
}

.certificate-gallery-photo__zoom {
	position: absolute;
	inset-block-end: 0.65rem;
	inset-inline-end: 0.65rem;
	width: 2rem;
	height: 2rem;
	border-radius: 999px;
	background: rgba(15, 23, 42, 0.72);
	opacity: 0;
	transform: translateY(6px);
	transition: opacity 0.25s ease, transform 0.25s ease;
}

.certificate-gallery-photo__zoom::before {
	content: "";
	position: absolute;
	inset: 0;
	margin: auto;
	width: 0.95rem;
	height: 0.95rem;
	border: 2px solid #fff;
	border-radius: 999px;
}

.certificate-gallery-photo__zoom::after {
	content: "";
	position: absolute;
	inset-inline-end: 0.45rem;
	inset-block-end: 0.4rem;
	width: 0.45rem;
	height: 2px;
	background: #fff;
	transform: rotate(45deg);
	transform-origin: right center;
}

.certificate-gallery-photo:hover img,
.certificate-gallery-photo:focus-visible img {
	transform: scale(1.04);
}

.certificate-gallery-photo:hover,
.certificate-gallery-photo:focus-visible {
	box-shadow: 0 12px 24px rgba(15, 23, 42, 0.14);
}

.certificate-gallery-photo:hover .certificate-gallery-photo__zoom,
.certificate-gallery-photo:focus-visible .certificate-gallery-photo__zoom {
	opacity: 1;
	transform: translateY(0);
}

.certificate-gallery-actions {
	display: flex;
	justify-content: center;
	margin-top: 1.25rem;
}

.certificate-gallery-loadmore {
	position: relative;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.5rem;
	min-width: 220px;
	min-height: 46px;
	padding: 0.75rem 1.25rem;
	border: 1px solid rgba(37, 99, 235, 0.18);
	border-radius: 999px;
	background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
	color: var(--cg-accent);
	font: inherit;
	font-weight: 600;
	cursor: pointer;
	transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.certificate-gallery-loadmore:hover:not(:disabled) {
	background: #eff6ff;
	border-color: rgba(37, 99, 235, 0.35);
	box-shadow: 0 8px 20px rgba(37, 99, 235, 0.12);
	transform: translateY(-1px);
}

.certificate-gallery-loadmore:focus-visible {
	outline: 3px solid rgba(37, 99, 235, 0.35);
	outline-offset: 3px;
}

.certificate-gallery-loadmore:disabled {
	cursor: wait;
	opacity: 0.85;
}

.certificate-gallery-loadmore.has-error {
	color: #b91c1c;
	border-color: rgba(185, 28, 28, 0.25);
	background: #fef2f2;
}

.certificate-gallery-loadmore__spinner {
	display: none;
	width: 1rem;
	height: 1rem;
	border: 2px solid rgba(37, 99, 235, 0.2);
	border-top-color: var(--cg-accent);
	border-radius: 50%;
	animation: cg-spin 0.7s linear infinite;
}

.certificate-gallery-loadmore.is-loading .certificate-gallery-loadmore__spinner {
	display: inline-block;
}

.certificate-gallery-pagination {
	margin-top: 0.5rem;
}

.certificate-gallery-pagination .page-numbers {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 2.5rem;
	height: 2.5rem;
	margin: 0.15rem;
	padding: 0 0.75rem;
	border-radius: 999px;
	border: 1px solid var(--cg-border);
	background: var(--cg-surface);
	color: var(--cg-text);
	text-decoration: none;
	transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.certificate-gallery-pagination .page-numbers:hover,
.certificate-gallery-pagination .page-numbers:focus-visible {
	border-color: rgba(37, 99, 235, 0.35);
	color: var(--cg-accent);
}

.certificate-gallery-pagination .page-numbers.current {
	background: var(--cg-accent);
	border-color: var(--cg-accent);
	color: #fff;
}

.certificate-gallery-pagination ul {
	display: flex;
	flex-wrap: wrap;
	gap: 0.35rem;
	margin: 0;
	padding: 0;
	list-style: none;
	justify-content: center;
}

.certificate-gallery-lightbox {
	position: fixed;
	inset: 0;
	z-index: 99999;
}

.certificate-gallery-lightbox[hidden] {
	display: none !important;
}

.certificate-gallery-lightbox-open {
	overflow: hidden;
}

.certificate-gallery-lightbox__backdrop {
	position: absolute;
	inset: 0;
	background: rgba(15, 23, 42, 0.82);
	backdrop-filter: blur(4px);
}

.certificate-gallery-lightbox__panel {
	position: relative;
	display: grid;
	grid-template-columns: auto 1fr auto;
	align-items: center;
	gap: 0.75rem;
	width: min(1100px, calc(100% - 2rem));
	height: min(88vh, 900px);
	margin: 6vh auto 0;
	padding: 0 0.5rem;
}

.certificate-gallery-lightbox__figure {
	margin: 0;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	min-width: 0;
	height: 100%;
}

.certificate-gallery-lightbox__image {
	max-width: 100%;
	max-height: calc(88vh - 4rem);
	width: auto;
	height: auto;
	border-radius: 12px;
	box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
}

.certificate-gallery-lightbox__caption {
	margin-top: 0.75rem;
	max-width: 80ch;
	color: #e2e8f0;
	text-align: center;
	font-size: 0.95rem;
}

.certificate-gallery-lightbox__close,
.certificate-gallery-lightbox__nav {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 2.75rem;
	height: 2.75rem;
	border: 0;
	border-radius: 999px;
	background: rgba(255, 255, 255, 0.14);
	color: #fff;
	font-size: 1.75rem;
	line-height: 1;
	cursor: pointer;
	transition: background 0.2s ease, transform 0.2s ease;
}

.certificate-gallery-lightbox__close {
	position: absolute;
	top: -2.75rem;
	inset-inline-end: 0;
	font-size: 2rem;
}

.certificate-gallery-lightbox__close:hover,
.certificate-gallery-lightbox__nav:hover,
.certificate-gallery-lightbox__close:focus-visible,
.certificate-gallery-lightbox__nav:focus-visible {
	background: rgba(255, 255, 255, 0.24);
	transform: scale(1.03);
}

@keyframes cg-spin {
	to {
		transform: rotate(360deg);
	}
}

@media (max-width: 900px) {
	.certificate-gallery-grid {
		grid-template-columns: repeat(min(var(--cg-columns, 3), 2), minmax(0, 1fr));
	}
}

@media (max-width: 560px) {
	.certificate-gallery-item {
		padding: 1rem;
	}

	.certificate-gallery-grid {
		grid-template-columns: 1fr;
		gap: 10px;
	}

	.certificate-gallery-loadmore {
		width: 100%;
	}

	.certificate-gallery-lightbox__panel {
		grid-template-columns: 1fr;
		grid-template-rows: auto 1fr auto;
		height: calc(100vh - 1.5rem);
		margin-top: 0.75rem;
	}

	.certificate-gallery-lightbox__nav {
		position: absolute;
		top: 50%;
		transform: translateY(-50%);
		z-index: 2;
	}

	.certificate-gallery-lightbox__nav--prev {
		inset-inline-start: 0.25rem;
	}

	.certificate-gallery-lightbox__nav--next {
		inset-inline-end: 0.25rem;
	}

	.certificate-gallery-lightbox__close {
		top: 0.25rem;
		inset-inline-end: 0.25rem;
	}
}

@media (prefers-reduced-motion: reduce) {
	.certificate-gallery-photo,
	.certificate-gallery-photo img,
	.certificate-gallery-loadmore,
	.certificate-gallery-lightbox__close,
	.certificate-gallery-lightbox__nav {
		transition: none;
	}

	.certificate-gallery-loadmore__spinner {
		animation: none;
	}
}