/* Mobile slide-down menu — theme CSS variables */

.mobile-menu-toggle {
	display: none;
	position: relative;
	z-index: 10060;
	background: none;
	border: none;
	padding: 0.35rem 0;
	margin: 0;
	font-family: var(--arb-font);
	font-size: 1rem;
	font-weight: 600;
	color: var(--arb-text);
	cursor: pointer;
	text-decoration: underline;
	text-underline-offset: 0.35em;
	letter-spacing: -0.01em;
	line-height: 1;
	-webkit-tap-highlight-color: transparent;
}

.header.is-sticky .mobile-menu-toggle {
	color: var(--arb-bg);
}

.mobile-menu {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	z-index: 10050;
	pointer-events: none;
	visibility: hidden;
}

.mobile-menu.is-open {
	inset: 0;
	visibility: visible;
	pointer-events: auto;
}

.mobile-menu__backdrop {
	position: absolute;
	inset: 0;
	border: 0;
	padding: 0;
	margin: 0;
	background: color-mix(in srgb, var(--arb-bg) 35%, transparent);
	cursor: pointer;
	opacity: 0;
	transition: opacity 0.35s ease;
}

.mobile-menu.is-open .mobile-menu__backdrop {
	opacity: 1;
}

.mobile-menu__panel {
	position: relative;
	width: 100%;
	max-height: 100dvh;
	overflow: auto;
	background-color: var(--arb-bg);
	color: var(--arb-text);
	font-family: var(--arb-font);
	padding: 1.25rem var(--arb-gutter) 1.75rem;
	border-bottom-left-radius: 1.5rem;
	border-bottom-right-radius: 1.5rem;
	transform: translate3d(0, -105%, 0);
	transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
	will-change: transform;
	display: flex;
	flex-direction: column;
	gap: 2.5rem;
	box-shadow: 0 24px 48px color-mix(in srgb, var(--arb-bg) 40%, transparent);
	pointer-events: none;
	z-index: 1;
}

.mobile-menu.is-open .mobile-menu__panel {
	transform: translate3d(0, 0, 0);
	pointer-events: auto;
}

.mobile-menu__top {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 1rem;
}

.mobile-menu__top .logo {
	color: var(--arb-text);
}

.mobile-menu__top .logo__image {
	height: 3.25rem;
	filter: brightness(0) invert(1);
}

.mobile-menu__close {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 2.25rem;
	height: 2.25rem;
	background: none;
	border: none;
	padding: 0;
	color: var(--arb-text);
	cursor: pointer;
	-webkit-tap-highlight-color: transparent;
	transition: opacity 0.25s ease;
}

.mobile-menu__close:hover,
.mobile-menu__close:focus-visible {
	opacity: 0.7;
	outline: none;
}

.mobile-menu__close-icon {
	position: relative;
	display: block;
	width: 1.1rem;
	height: 1.1rem;
}

.mobile-menu__close-icon::before,
.mobile-menu__close-icon::after {
	content: "";
	position: absolute;
	top: 50%;
	left: 0;
	width: 100%;
	height: 1.5px;
	background: currentColor;
}

.mobile-menu__close-icon::before {
	transform: translateY(-50%) rotate(45deg);
}

.mobile-menu__close-icon::after {
	transform: translateY(-50%) rotate(-45deg);
}

.mobile-menu__nav {
	flex: 1;
}

.mobile-menu__list,
.mobile-menu__sub {
	list-style: none;
	margin: 0;
	padding: 0;
}

.mobile-menu__list {
	display: flex;
	flex-direction: column;
	gap: 1rem;
}

.mobile-menu__row {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 0.75rem;
}

.mobile-menu__link {
	display: block;
	flex: 1;
	color: var(--arb-text);
	text-decoration: none;
	font-size: clamp(1.35rem, 5vw, 1.75rem);
	font-weight: 500;
	line-height: 1.35;
	letter-spacing: -0.02em;
	padding: 0.35rem 0;
	transition: opacity 0.25s ease, color 0.25s ease;
}

.mobile-menu a:hover,
.mobile-menu a:focus-visible,
.mobile-menu__link:hover,
.mobile-menu__link:focus-visible,
.mobile-menu__lang:hover,
.mobile-menu__lang:focus-visible,
.mobile-menu__util:hover,
.mobile-menu__util:focus-visible {
	color: var(--arb-text);
	opacity: 0.7;
	outline: none;
}

.mobile-menu__toggle:hover,
.mobile-menu__toggle:focus-visible {
	color: var(--arb-text);
	opacity: 0.7;
	outline: none;
}

.mobile-menu__lang.is-active {
	color: var(--arb-text);
	opacity: 1;
}

.mobile-menu__lang.is-active:hover,
.mobile-menu__lang.is-active:focus-visible {
	opacity: 0.7;
}

.mobile-menu__toggle {
	flex-shrink: 0;
	width: 2.25rem;
	height: 2.25rem;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	background: none;
	border: none;
	padding: 0;
	color: var(--arb-text);
	cursor: pointer;
}

.mobile-menu__arrow {
	display: block;
	width: 0.5rem;
	height: 0.5rem;
	border-right: 2px solid currentColor;
	border-bottom: 2px solid currentColor;
	transform: rotate(45deg);
	transform-origin: center;
	transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
	margin-top: -0.15rem;
}

.mobile-menu__item.is-open > .mobile-menu__row .mobile-menu__arrow {
	transform: rotate(-135deg);
	margin-top: 0.15rem;
}

.mobile-menu__sub {
	display: flex;
	flex-direction: column;
	gap: 0.5rem;
	padding: 0 0 0 0.85rem;
	overflow: hidden;
	max-height: 0;
	opacity: 0;
	transform: translateY(-8px);
	visibility: hidden;
	pointer-events: none;
	transition:
		max-height 0.45s cubic-bezier(0.22, 1, 0.36, 1),
		opacity 0.35s ease,
		transform 0.4s cubic-bezier(0.22, 1, 0.36, 1),
		padding 0.35s ease,
		visibility 0s linear 0.45s;
}

.mobile-menu__item.is-open > .mobile-menu__sub {
	max-height: 1200px;
	opacity: 1;
	transform: translateY(0);
	visibility: visible;
	pointer-events: auto;
	padding: 0.45rem 0 0.9rem 0.85rem;
	transition:
		max-height 0.5s cubic-bezier(0.22, 1, 0.36, 1),
		opacity 0.4s ease 0.05s,
		transform 0.4s cubic-bezier(0.22, 1, 0.36, 1),
		padding 0.4s ease,
		visibility 0s linear 0s;
}

.mobile-menu__sub .mobile-menu__link {
	font-size: clamp(1.05rem, 4vw, 1.25rem);
	font-weight: 400;
	opacity: 0.9;
}

.mobile-menu__sub .mobile-menu__sub {
	padding-left: 0.75rem;
}

.mobile-menu__item.is-open > .mobile-menu__sub .mobile-menu__sub {
	padding-left: 0.75rem;
}

.mobile-menu__sub .mobile-menu__sub .mobile-menu__link {
	font-size: 1rem;
	opacity: 0.75;
}

.mobile-menu__footer {
	display: flex;
	flex-direction: column;
	gap: 1.5rem;
	padding-top: 0.5rem;
}

.mobile-menu__langs {
	display: flex;
	align-items: center;
	gap: 1rem;
}

.mobile-menu__lang {
	color: color-mix(in srgb, var(--arb-text) 45%, var(--arb-muted));
	text-decoration: none;
	font-size: 0.95rem;
	font-weight: 600;
	letter-spacing: 0.04em;
	transition: color 0.25s ease, opacity 0.25s ease;
}

.mobile-menu__meta {
	display: flex;
	align-items: flex-end;
	justify-content: space-between;
	gap: 1rem;
}

.mobile-menu__utils {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 1.25rem;
}

.mobile-menu__util {
	color: var(--arb-text);
	text-decoration: none;
	font-size: 0.9rem;
	font-weight: 500;
	transition: opacity 0.25s ease, color 0.25s ease;
}

.mobile-menu__copy {
	margin: 0;
	color: color-mix(in srgb, var(--arb-text) 45%, var(--arb-muted));
	font-size: 0.85rem;
	font-weight: 400;
	white-space: nowrap;
}

body.is-mobile-menu-open {
	overflow: hidden;
}

@media (max-width: 868px) {
	.mobile-menu-toggle {
		display: inline-flex;
		align-items: center;
	}

	.header .nav-menu,
	.header .lang-switcher,
	.header .btn-contact {
		display: none !important;
	}

	.header-actions {
		gap: 0;
	}

	.mobile-menu__link {
		font-size: clamp(1rem, 4.5vw, 1.75rem);
	}
}

@media (min-width: 869px) {
	.mobile-menu,
	.mobile-menu-toggle {
		display: none !important;
	}
}