/**
 * Site navigation — Figma node 91:21 (Nav).
 *
 * Figma: full-width bar, px 120px symmetric viewport padding (logo x=120,
 * CTA ends x=1800 leaving 120px right inset at 1920 artboard). Left inset
 * matches Hero heading (91:41) via --digitun-viewport-padding-inline.
 *
 * @package Digitun
 */

.site-nav {
	position: sticky;
	position: -webkit-sticky;
	top: 0;
	left: 0;
	right: 0;
	z-index: 1000;
	width: 100%;
	background-color: var(--color-bg-quaternary);
	/* Figma: border-b 0.5px — --color-border (#B3B9BE) at 20% opacity */
	border-bottom: 0.5px solid rgba(179, 185, 190, 0.2);
	box-shadow: 0 0 0 transparent;
	transition: box-shadow 220ms ease;
}

.site-nav.site-nav--scrolled {
	box-shadow: 0 6px 16px -8px rgba(0, 0, 0, 0.28);
}

.site-nav__container {
	width: 100%;
	padding-inline: var(--digitun-viewport-padding-inline);
}

.site-nav__inner {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	min-height: var(--digitun-nav-height);
	gap: 1rem;
}

.site-nav__logo {
	margin: 0;
	font-family: var(--digitun-font-family);
	font-size: 30px;
	font-weight: 700;
	line-height: 1;
	color: var(--color-txt-heading);
	text-decoration: none;
	white-space: nowrap;
}

.site-nav__logo:focus-visible {
	border-radius: 4px;
}

.site-nav__toggle {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 44px;
	height: 44px;
	padding: 0;
	border: 0;
	background: transparent;
	color: var(--color-txt-heading);
}

.site-nav__toggle-icon {
	position: relative;
	width: 22px;
	height: 2px;
	background: currentcolor;
}

.site-nav__toggle-icon::before,
.site-nav__toggle-icon::after {
	content: "";
	position: absolute;
	left: 0;
	width: 100%;
	height: 2px;
	background: currentcolor;
	transition: transform 0.2s ease;
}

.site-nav__toggle-icon::before {
	top: -7px;
}

.site-nav__toggle-icon::after {
	top: 7px;
}

.site-nav__toggle[aria-expanded="true"] .site-nav__toggle-icon {
	background: transparent;
}

.site-nav__toggle[aria-expanded="true"] .site-nav__toggle-icon::before {
	top: 0;
	transform: rotate(45deg);
}

.site-nav__toggle[aria-expanded="true"] .site-nav__toggle-icon::after {
	top: 0;
	transform: rotate(-45deg);
}

.site-nav__panel {
	display: none;
	flex-basis: 100%;
	flex-direction: column;
	gap: 1.5rem;
	padding: 0 0 1.5rem;
	border-top: 0.5px solid var(--digitun-border-subtle);
}

.site-nav__panel.is-open {
	display: flex;
}

.site-nav__links {
	display: flex;
	flex-direction: column;
	gap: 1rem;
	margin: 0;
	padding: 0;
	list-style: none;
}

.site-nav__link {
	display: inline-flex;
	align-items: center;
	padding: 0.25rem 0;
	color: var(--color-txt-body);
	text-decoration: none;
}

.site-nav__link:hover,
.site-nav__link:focus-visible {
	color: var(--color-txt-heading);
}

.site-nav__cta {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-height: 42px;
	padding: 10px 28px;
	border: 0;
	border-radius: 999px;
	background-color: var(--color-accent);
	color: var(--color-txt-heading);
	text-decoration: none;
	white-space: nowrap;
}

.site-nav__cta:hover,
.site-nav__cta:focus-visible {
	filter: brightness(1.05);
}

.site-nav__desktop {
	display: none;
}

.site-nav__menu-end {
	display: contents;
}

.site-nav__email {
	display: none;
}

/* Mobile-only full-screen burger overlay */
@media (max-width: 767px) {
	html.nav-menu-open,
	html.nav-menu-open body {
		overflow: hidden;
		height: 100%;
		overscroll-behavior: none;
	}

	.site-nav--menu-open {
		position: fixed;
		inset: 0;
		width: 100%;
		height: 100%;
		height: 100dvh;
		max-height: 100dvh;
		overflow: hidden;
		background-color: var(--color-bg-quaternary);
	}

	.site-nav--menu-open .site-nav__container {
		height: 100%;
		max-height: 100%;
	}

	.site-nav--menu-open .site-nav__inner {
		display: grid;
		grid-template-columns: 1fr auto;
		grid-template-rows: auto minmax(0, 1fr);
		align-items: center;
		gap: 0;
		min-height: 100%;
		height: 100%;
		max-height: 100%;
	}

	.site-nav--menu-open .site-nav__logo {
		grid-column: 1;
		grid-row: 1;
	}

	.site-nav--menu-open .site-nav__toggle {
		grid-column: 2;
		grid-row: 1;
	}

	.site-nav--menu-open .site-nav__panel {
		display: flex;
		grid-column: 1 / -1;
		grid-row: 2;
		flex-basis: auto;
		width: 100%;
		min-height: 0;
		height: 100%;
		overflow-x: hidden;
		overflow-y: auto;
		padding: 1.5rem 0 0;
		border-top: 0.5px solid var(--digitun-border-subtle);
		-webkit-overflow-scrolling: touch;
	}

	.site-nav__menu-end {
		display: flex;
		flex-direction: column;
		align-items: flex-start;
		gap: 1rem;
		margin-top: auto;
		padding-bottom: max(1.5rem, env(safe-area-inset-bottom, 0px));
	}

	.site-nav__email {
		display: inline-flex;
		align-items: center;
		font-family: var(--digitun-font-family);
		font-size: 16px;
		font-weight: 400;
		line-height: 1;
		color: var(--color-txt-body);
		text-decoration: none;
	}

	.site-nav__email:hover,
	.site-nav__email:focus-visible {
		color: var(--color-txt-heading);
		text-decoration: underline;
	}
}

@media (min-width: 1025px) {
	.site-nav__inner {
		flex-wrap: nowrap;
	}

	.site-nav__toggle {
		display: none;
	}

	.site-nav__panel {
		display: flex;
		flex: 1;
		flex-basis: auto;
		flex-direction: row;
		align-items: center;
		gap: 0;
		padding: 0;
		border-top: 0;
	}

	.site-nav__spacer {
		flex: 1 0 0;
		min-width: 1px;
		height: 1px;
	}

	.site-nav__links {
		flex-direction: row;
		align-items: center;
		gap: 40px;
	}

	.site-nav__mobile-cta {
		display: none;
	}

	.site-nav__desktop {
		display: inline-flex;
	}
}