/**
 * Mega menu styles.
 *
 * @package Formakademin
 */

/* -------------------------------------------------------------------------- */
/*  Mobile toggle (hamburger)
/* -------------------------------------------------------------------------- */

.mega-menu__toggle {
	display: none;
	padding: var(--space-sm);
	background: transparent;
	border: none;
	cursor: pointer;
	touch-action: manipulation;
	background: var(--color-tertiary-background);
	color: var(--color-secondary-foreground);
}

.mega-menu__toggle-icon {
	display: block;
	width: 1.625rem;
}

.mega-menu__toggle-icon svg {
	width: 100%;
	height: 100%;
}

/* -------------------------------------------------------------------------- */
/*  Desktop: horizontal layout, hover submenus
/* -------------------------------------------------------------------------- */

.mega-menu {
	display: flex;
	flex-wrap: wrap;
	gap: var(--space-lg);
	list-style: none;
	margin: 0;
	padding: 0;
}

.mega-menu__item {
	position: relative;
	font-weight: 600;
}

.mega-menu__item > a,
.mega-menu__item > .mega-menu__trigger,
.mega-menu__item > button {
	display: block;
	text-decoration: none;
}

.mega-menu > .mega-menu__item > a,
.mega-menu > .mega-menu__item > .mega-menu__trigger,
.mega-menu > .mega-menu__item > button {
	text-transform: uppercase;
}

.mega-menu__submenu {
	position: absolute;
	z-index: 10;
	left: 0;
	top: calc(100% + var(--space-sm));
	min-width: 340px;
	padding: var(--space-md);
	margin: 0;
	list-style: none;
	background: var(--color-tertiary-background);
    color: var(--color-secondary-foreground);
	box-shadow: 0 4px 15px #00000008;

    display: grid;
    row-gap: var(--space-lg);
    
	opacity: 0;
	visibility: hidden;
	transition: opacity var(--transition-fast), visibility var(--transition-fast);
}

.mega-menu__item--open > .mega-menu__submenu {
	opacity: 1;
	visibility: visible;
}

/* Chevron icon */
.mega-menu__chevron {
	display: inline-flex;
	align-items: center;
    vertical-align: middle;
	margin-left: var(--space-xs);
	transition: transform var(--transition-fast);
    margin-left: .5rem;
}

.mega-menu__item--expandable.mega-menu__item--open .mega-menu__chevron {
	transform: rotate(180deg);
}

.mega-menu__chevron svg {
	width: 1rem;
	height: 1rem;
}

/* Expandable item: accent color on hover, focus, and when open (icon inherits via currentColor) */
.mega-menu__item--expandable > a:hover,
.mega-menu__item--expandable > a:focus,
.mega-menu__item--expandable.mega-menu__item--open > a,
.mega-menu__item--expandable > .mega-menu__trigger:hover,
.mega-menu__item--expandable > .mega-menu__trigger:focus,
.mega-menu__item--expandable.mega-menu__item--open > .mega-menu__trigger,
.mega-menu__item--expandable > .mega-menu__heading--accordion:hover,
.mega-menu__item--expandable > .mega-menu__heading--accordion:focus,
.mega-menu__item--expandable.mega-menu__item--open > .mega-menu__heading--accordion {
	color: var(--color-accent-foreground);
}

/* Desktop: button reset for trigger */
.mega-menu__trigger {
	width: 100%;
	padding: 0;
	background: transparent;
	border: none;
	font-family: inherit;
	font-weight: inherit;
	font-size: inherit;
	color: inherit;
	text-align: left;
	cursor: pointer;
}

.mega-menu__heading {
	display: block;
	font-weight: 600;
	font-size: var(--font-size-sm);
	color: var(--color-primary);
	padding: 0;
	text-transform: uppercase;
	margin-top: var(--space-sm);
}

/* Accordion heading (button) — same look as expandable link */
.mega-menu__heading--accordion {
	display: flex;
	align-items: center;
	justify-content: space-between;
	width: 100%;
	padding: var(--space-md) 0;
	background: transparent;
	border: none;
	font-family: inherit;
	font-weight: 600;
	font-size: inherit;
	color: inherit;
	text-transform: uppercase;
	text-align: left;
	cursor: pointer;
}

.mega-menu__heading--accordion:hover,
.mega-menu__heading--accordion:focus {
	color: var(--color-accent-foreground);
}

.mega-menu__heading-text {
	margin: 0;
	font-weight: inherit;
	font-size: inherit;
}

.mega-menu__submenu .mega-menu__item {
	padding: 0;
}

.mega-menu__submenu .mega-menu__item > a {
	
    text-decoration: underline;
    text-underline-offset: 4px;
}

/* -------------------------------------------------------------------------- */
/*  Desktop: inline nav (dialog hidden)
/* -------------------------------------------------------------------------- */

@media (min-width: 769px) {
	.mega-menu__desktop-wrapper {
		display: flex;
		flex: 1;
		justify-content: center;
	}

	/* Only hide when closed; `display:none` on .mega-menu__dialog would also apply when [open] and suppress the modal. */
	.mega-menu__dialog:not([open]) {
		display: none;
	}

	.mega-menu__desktop-wrapper .main-navigation {
		overflow: visible;
		padding: 0;
	}

	.mega-menu__trigger,
	.mega-menu__heading--accordion {
		width: auto;
		padding: 0;
		display: inline-flex;
	}

	.mega-menu__trigger .mega-menu__chevron,
	.mega-menu__heading--accordion .mega-menu__chevron {
		display: inline-flex;
	}
}

/* -------------------------------------------------------------------------- */
/*  Visibility: hide on mobile / hide on desktop
/* -------------------------------------------------------------------------- */

@media (max-width: 768px) {
	.mega-menu__item--hide-mobile {
		display: none !important;
	}
}

@media (min-width: 769px) {
	.mega-menu__item--hide-desktop {
		display: none !important;
	}
}

/* -------------------------------------------------------------------------- */
/*  Mobile: dialog as sidesheet
/* -------------------------------------------------------------------------- */

@media (max-width: 768px) {
	.header {
		position: relative;
	}

	.mega-menu__toggle {
		display: block;
	}

	.mega-menu__desktop-wrapper {
		display: none;
	}

	/* Dialog: full viewport for sidesheet + backdrop */
	.mega-menu__dialog {
		margin: 0;
		border: none;
		padding: 0;
		position: fixed;
		inset: 0;
		width: 100%;
		height: 100%;
		max-height: none;
		max-width: none;
		background: transparent;
		transform: translateX(100%);
		/* Avoid display/overlay/allow-discrete — invalid or partial support can break transitions in some WebKit builds. */
		transition: transform var(--transition-base);
	}

	/* Use [open] — :open is unreliable for <dialog> in some remote WebKit emulators; without this, the sheet stays off-screen while the modal is still active (inert page, no visible UI). */
	.mega-menu__dialog[open] {
		transform: translateX(0);
	}

	@starting-style {
		.mega-menu__dialog[open] {
			transform: translateX(100%);
		}
	}

	.mega-menu__dialog::backdrop {
		background-color: transparent;
		transition: background-color var(--transition-base);
	}

	.mega-menu__dialog[open]::backdrop {
		background-color: rgba(0, 0, 0, 0.4);
	}

	@starting-style {
		.mega-menu__dialog[open]::backdrop {
			background-color: transparent;
		}
	}

	/* Clickable backdrop for light-dismiss fallback (browsers without closedby) */
	.mega-menu__backdrop {
		position: absolute;
		inset: 0;
		right: min(340px, 90vw);
		cursor: pointer;
	}

	/* Drawer panel: sidesheet content */
	.mega-menu__drawer {
		position: absolute;
		inset: 0 0 0 auto;
		width: min(340px, 90vw);
		display: flex;
		flex-direction: column;
		overflow: hidden;
		background: var(--color-primary-background);
		box-shadow: -4px 0 24px rgba(0, 0, 0, 0.12);
	}

	.mega-menu__drawer .mega-menu__close {
		position: absolute;
		top: var(--space-md);
		right: var(--space-md);
		z-index: 1;
		display: flex;
		align-items: center;
		justify-content: center;
		width: 2.5rem;
		height: 2.5rem;
		padding: 0;
		background: transparent;
		border: none;
		cursor: pointer;
		color: var(--color-primary-foreground);
		transition: color var(--transition-fast), background var(--transition-fast);
		border-radius: var(--space-xs);
	}

	.mega-menu__drawer .mega-menu__close:hover,
	.mega-menu__drawer .mega-menu__close:focus {
		background: var(--color-secondary-background);
		color: var(--color-accent-foreground);
	}

	.mega-menu__drawer .mega-menu__close svg {
		width: 1.25rem;
		height: 1.25rem;
	}

	.mega-menu__drawer .main-navigation {
		flex: 1;
		overflow-y: auto;
		padding: calc(var(--space-md) * 2) var(--space-md) var(--space-md);
		padding-top: calc(var(--space-md) * 4);
	}

	.mega-menu__drawer .mega-menu {
		flex-direction: column;
		padding: 0;
		gap: 0;
		list-style: none;
		margin: 0;
	}

	.mega-menu__drawer .mega-menu__item:last-child {
		border-bottom: none;
	}

	/* Mobile: links, details/summary, and heading buttons */
	.mega-menu__drawer .mega-menu__item > a,
	.mega-menu__drawer .mega-menu__item > .mega-menu__heading--accordion,
	.mega-menu__drawer .mega-menu__summary {
		display: flex;
		align-items: center;
		justify-content: space-between;
		padding: var(--space-md) 0;
		text-decoration: none;
	}

	.mega-menu__drawer .mega-menu__item > .mega-menu__heading--accordion,
	.mega-menu__drawer .mega-menu__summary {
		color: var(--color-primary-foreground);
		background: transparent;
		border: none;
		width: 100%;
		font-family: inherit;
		font-weight: 600;
		font-size: inherit;
		text-align: left;
		cursor: pointer;
		list-style: none;
	}

	.mega-menu__drawer .mega-menu__summary::-webkit-details-marker {
		display: none;
	}

	.mega-menu__drawer .mega-menu__item > .mega-menu__heading--accordion:hover,
	.mega-menu__drawer .mega-menu__item > .mega-menu__heading--accordion:focus,
	.mega-menu__drawer .mega-menu__item--open > .mega-menu__heading--accordion,
	.mega-menu__drawer .mega-menu__summary:hover,
	.mega-menu__drawer .mega-menu__summary:focus,
	.mega-menu__drawer .mega-menu__details[open] .mega-menu__summary {
		color: var(--color-accent-foreground);
	}

	.mega-menu__drawer .mega-menu__details[open] .mega-menu__chevron {
		transform: rotate(180deg);
	}

	/* Submenu: inside details (native expand) or direct child (legacy) */
	.mega-menu__drawer .mega-menu__submenu {
		position: static;
		opacity: 1;
		visibility: visible;
		box-shadow: none;
		min-width: auto;
		border: none;
		padding: 0;
		margin-bottom: var(--space-sm);
		background: transparent;
		color: var(--color-primary-foreground);
		border-left: 2px solid var(--color-accent-foreground);
		padding-left: var(--space-md);
	}

	/* Expanded accordion items: transparent background, no padding */
	.mega-menu__drawer .mega-menu__submenu .mega-menu__item {
		background: transparent;
		padding: 0;
	}

	.mega-menu__drawer .mega-menu__submenu .mega-menu__item > a {
		background: transparent;
		padding: 0;
		text-decoration: underline;
	}

	/* Details: native expand; no max-height needed */
	.mega-menu__drawer .mega-menu__details .mega-menu__submenu {
		overflow-y: auto;
		max-height: 50vh;
	}

	.mega-menu__drawer .mega-menu__panel .mega-menu__submenu {
		display: block;
	}

	.mega-menu__drawer .mega-menu__heading {
		margin-top: var(--space-md);
	}
}