/**
 * iPunkt Lightbox
 * https://youtube.com/@iPunktYT
 *
 * Theme-agnostic image lightbox styles. Everything is namespaced under
 * .ipunkt-lightbox so it will not collide with a theme's own CSS.
 */

:root {
	/* Override any of these in your theme/child theme to restyle the lightbox. */
	--ipunkt-lightbox-backdrop: rgba(8, 10, 14, 0.74);
	--ipunkt-lightbox-blur: 10px;
	--ipunkt-lightbox-radius: 6px;

	/* Image size: a real 80% of the viewport (was mistakenly 80% of the box). */
	--ipunkt-lightbox-image-max-w: 80vw;
	--ipunkt-lightbox-image-max-h: 80vh;

	/* Close button: a dark, frosted (blurred) circle. Override if you like. */
	--ipunkt-lightbox-close-bg: rgba(14, 16, 20, 0.55);
	--ipunkt-lightbox-close-bg-hover: rgba(20, 23, 28, 0.72);
	--ipunkt-lightbox-close-blur: 8px;
	--ipunkt-lightbox-close-fg: #ffffff;
}

/* Zoom cursor on eligible content images (featured images/emoji/avatars excluded). */
.entry-content img:not(.wp-post-image):not(.emoji):not(.avatar):not(.custom-logo),
.wp-block-post-content img:not(.wp-post-image):not(.emoji):not(.avatar):not(.custom-logo),
.post-content img:not(.wp-post-image):not(.emoji):not(.avatar):not(.custom-logo) {
	cursor: zoom-in;
}

/* Lock background scroll while the lightbox is open. */
html.ipunkt-lightbox-open,
html.ipunkt-lightbox-open body {
	overflow: hidden;
}

/* The full-screen overlay: dark tint + blur of everything behind it. */
.ipunkt-lightbox {
	position: fixed;
	inset: 0;
	z-index: var(--ipunkt-lightbox-z, 2147483000);
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 18px;
	box-sizing: border-box;
	padding: 4vmin;
	margin: 0;
	overflow: auto;
	background-color: var(--ipunkt-lightbox-backdrop);
	-webkit-backdrop-filter: blur(var(--ipunkt-lightbox-blur));
	backdrop-filter: blur(var(--ipunkt-lightbox-blur));
	opacity: 0;
	visibility: hidden;
	transition: opacity 0.28s ease, visibility 0s linear 0.28s;
}

.ipunkt-lightbox.is-visible {
	opacity: 1;
	visibility: visible;
	transition: opacity 0.28s ease;
}

.ipunkt-lightbox__figure {
	margin: 0;
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 18px;
	max-width: 100%;
}

/* The image itself: up to 80% of the VIEWPORT in either dimension. */
.ipunkt-lightbox__image {
	display: block;
	width: auto;
	height: auto;
	max-width: var(--ipunkt-lightbox-image-max-w);
	max-height: var(--ipunkt-lightbox-image-max-h);
	object-fit: contain;
	border-radius: var(--ipunkt-lightbox-radius);
	box-shadow: 0 24px 70px rgba(0, 0, 0, 0.55);
	transform: scale(0.96);
	transition: transform 0.28s ease;
}

.ipunkt-lightbox.is-visible .ipunkt-lightbox__image {
	transform: scale(1);
}

/*
 * The X button, sitting under the image.
 * Shape-critical properties use !important and an extra-specific selector so a
 * theme's own button styles can't turn it back into a square or add a border.
 */
.ipunkt-lightbox .ipunkt-lightbox__close {
	-webkit-appearance: none !important;
	appearance: none !important;
	box-sizing: border-box !important;
	border: 0 !important;
	margin: 0 !important;
	padding: 0 !important;
	width: 48px !important;
	height: 48px !important;
	min-width: 0 !important;
	border-radius: 50% !important;
	flex: 0 0 auto;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	cursor: pointer;
	background: var(--ipunkt-lightbox-close-bg) !important;
	color: var(--ipunkt-lightbox-close-fg);
	-webkit-backdrop-filter: blur(var(--ipunkt-lightbox-close-blur));
	backdrop-filter: blur(var(--ipunkt-lightbox-close-blur));
	box-shadow: 0 6px 18px rgba(0, 0, 0, 0.4);
	outline: none;
	line-height: 1;
	transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.ipunkt-lightbox .ipunkt-lightbox__close:hover {
	background: var(--ipunkt-lightbox-close-bg-hover) !important;
	transform: translateY(-1px);
}

.ipunkt-lightbox .ipunkt-lightbox__close:active {
	transform: scale(0.94);
}

/* Focus ring that follows the circle (no square outline). */
.ipunkt-lightbox .ipunkt-lightbox__close:focus-visible {
	box-shadow: 0 6px 18px rgba(0, 0, 0, 0.45),
		0 0 0 3px rgba(255, 255, 255, 0.85);
	/* Fallback for Windows high-contrast mode. */
	outline: 2px solid transparent;
	outline-offset: 3px;
}

.ipunkt-lightbox .ipunkt-lightbox__close svg {
	width: 22px;
	height: 22px;
	display: block;
	fill: none;
	stroke: currentColor;
	stroke-width: 2.4;
	stroke-linecap: round;
	filter: drop-shadow(0 0 1px rgba(0, 0, 0, 0.35));
}

/* Respect users who prefer reduced motion. */
@media (prefers-reduced-motion: reduce) {
	.ipunkt-lightbox,
	.ipunkt-lightbox__image,
	.ipunkt-lightbox .ipunkt-lightbox__close {
		transition: none;
	}

	.ipunkt-lightbox__image {
		transform: none;
	}
}

/* Graceful fallback if backdrop-filter is unsupported: darken a bit more. */
@supports not ((-webkit-backdrop-filter: blur(1px)) or (backdrop-filter: blur(1px))) {
	.ipunkt-lightbox {
		background-color: rgba(6, 8, 11, 0.92);
	}
}