/* Popup
***********************************************************/
dialog {
	--_primary-color: var(--popup-primary-color);
	--_backdrop-color: var(--popup-backdrop-color);
	--_backdrop-opacity: var(--popup-backdrop-opacity, 0.7);
	--_backdrop-blur: var(--popup-backdrop-blur, 5px);
	--_close-button-clr: var(--popup-close-button-color);
	--_header-headline-color: var(--popup-headline-color);
	
	--_overlay-color: var(--popup-overlay-color, transparent);
	--_overlay-opacity: var(--popup-overlay-opacity, 0);
	
	--_border-width: var(--popup-border-width);
	--_border-color: var(--popup-border-color);
	--_border-radius: var(--popup-border-radius, 0);
	
	--_close-button-size: var(--popup-close-button-size, 30px);

	--duration: 0.5s;

	position: fixed;
	max-width: 65ch;
	margin-inline: auto;
	padding: 0;
	border: var(--_border-width) solid var(--_border-color);
	border-radius: var(--_border-radius);
	overflow-y: auto;
	background-color: var(--neutral-100) !important;
	display: none;
	opacity: 0;
	transition: opacity var(--duration), display var(--duration), overlay var(--duration);
	transition-behavior: allow-discrete;
	z-index: 9999;
}

/* Close Button */
dialog .close-button {
	position: absolute;
	top: 1rem;
	right: 1rem;
	margin: 0;
	padding: 0;
	max-width: var(--_close-button-size);
	aspect-ratio: 1;
	outline: none !important;
	background: transparent;
	border: none;
	cursor: pointer;
	z-index: 1;
}

dialog .close-button > svg {
	fill: var(--_close-button-clr);
	aspect-ratio: 1;
	display: block;
}

/* Header */
dialog .popup-header {
	display: grid;
	grid-template-areas: 'image-wrapper';
	grid-template-columns: auto;
	place-items: center;
	text-align: center;
	position: relative;
	isolation: isolate;
}

dialog .popup-header::after {
	content: '';
	position: absolute;
	inset: 0;
	background: var(--_overlay-color);
	opacity: var(--_overlay-opacity);
}

dialog .popup-header img,
dialog .popup-header .popup-headline {
	grid-area: image-wrapper;
}

dialog .popup-header img {
	aspect-ratio: 16 / 9;
	object-fit: cover;
	width: 100%;
}

dialog .popup-headline {
	color: var(--_header-headline-color) !important;
	margin: 1rem;
	z-index: 1;
}

/* Body */
dialog .popup-body {
	padding: 1rem;
}

dialog .popup-body p {
	margin-block-end: 0;
}

dialog .popup-body a.button {
	margin: 0;
}

/* Backdrop Styling */
dialog::backdrop {
	background-color: hsl(from var(--_backdrop-color) h s l / var(--_backdrop-opacity));
	backdrop-filter: blur(var(--_backdrop-blur));
	display: none;
	opacity: 0;
	transition: opacity var(--duration), display var(--duration), overlay var(--duration);
	transition-behavior: allow-discrete;
}

/* Open State Styling */
dialog[open] {
	display: block;
	opacity: 1;
	transition-delay: var(--duration);
}

@starting-style {
	dialog[open] {
		display: block;
		opacity: 0;
	}
}

dialog[open]::backdrop {
	display: block;
	opacity: var(--_backdrop-opacity);
}

@starting-style {
	dialog[open]::backdrop {
		display: block;
		opacity: 0;
	}
}

/* Optionale Varianten */
dialog.popup-no-image .popup-headline {
	margin-top: 1.5rem;
	text-align: center;
}