#burger-menu {
	width: 33px;
	height: 33px;
	position: relative;
	display: inline-block;
	background: none;
	border: none;
	cursor: pointer;
	z-index: 200;
	color: currentColor;
}

#burger-menu::before,
#burger-menu::after {
	content: "";
	position: absolute;
	width: 100%;
	background: currentColor;
	transition: transform 0.3s ease-in-out, opacity 0.3s ease-in-out;
	height: 3px;
	transform: translateZ(0);
	will-change: transform, opacity;
}

#burger-menu::before {
	left: 0;
	top: 6px;
}

#burger-menu::after {
	left: 0;
	top: 24px;
}

#burger-menu .burger-middle {
	display: block;
	position: absolute;
	top: 50%;
	left: 0;
	width: 100%;
	height: 3px;
	background: currentColor;
	transform: translateY(-50%);
	transition: background 0.3s ease-in-out;
	will-change: transform, opacity;
}

#burger-menu.close::before {
	transform: translateY(9px) rotate(45deg);
}

#burger-menu.close::after {
	transform: translateY(-9px) rotate(-45deg);
}

#burger-menu.close .burger-middle {
	background: transparent;
}

@media screen and (min-width: 1104px) {
	#burger-menu {
		width: 37px;
		height: 37px;
	}

	#burger-menu::before,
	#burger-menu::after {
		height: 3px;
	}

	#burger-menu::before {
		top: 7px;
	}

	#burger-menu::after {
		top: 27px;
	}

	#burger-menu .burger-middle {
		height: 3px;
		top: 50%;
		transform: translateY(-50%);
	}

	#burger-menu.close::before {
		transform: translateY(10px) rotate(45deg);
	}

	#burger-menu.close::after {
		transform: translateY(-10px) rotate(-45deg);
	}

	#burger-menu.close .burger-middle {
		background: transparent;
	}
}

#header-menu {
	letter-spacing: 0.02rem;
	padding-left: 1em;
}

@media screen and (min-width: 1104px) {
	#header-menu {
		padding-left: 3rem;
	}
}

#header-menu ul {
	list-style-type: none;
	padding: 0;
	padding-left: 0.5rem;
	margin: 0;
	display: flex;
}

#header-menu li {
	flex-grow: inherit;
}

#header-menu li a svg {
	margin-bottom: -3px;
	width: 18px;
}

#header-menu li.mobile-view {
	display: list-item;
}

#header-menu li.desktop-view {
	display: none;
}

@media screen and (min-width: 1104px) {
	#header-menu li.mobile-view {
		display: none;
	}

	#header-menu li.desktop-view {
		display: list-item;
	}
}

#header-menu a {
	display: block;
	text-align: center;
	margin: 0 .3rem;
	padding: .0rem .5rem .1rem .5rem;
	color: #fff;
	text-decoration: none;
	border-radius: 1.2rem;
	transition: background-color 0.3s;
	box-shadow:
		0 1px 2px rgba(0, 0, 0, 0.06),
		0 2px 4px rgba(0, 0, 0, 0.07);
}

#header-menu li.startseite a {
	background-color: var(--color-startseite);
}

#header-menu li.startseite a:hover {
	background-color: var(--color-startseite);
}

#header-menu li.oberschule a {
	background-color: var(--color-oberschule);
}

#header-menu li.oberschule a:hover {
	background-color: var(--color-oberschule);
}

#header-menu li.gymnasium a {
	background-color: var(--color-gymnasium);
}

#header-menu li.gymnasium a:hover {
	background-color: var(--color-gymnasium);
}

#header-menu li.ueber-uns a {
	background-color: var(--color-ueber-uns);
}

#header-menu li.ueber-uns a:hover {
	background-color: var(--color-ueber-uns);
}

#menu {
	z-index: 2000;
	min-height: 100%;
	width: 0px;
	height: 100vh;
	position: fixed;
	top: 0;
	right: 0;
	visibility: hidden;
	opacity: 0;
	padding-top: 1rem;
	transition: width 0.3s ease-in-out;
	overflow-y: auto;
}

@media screen and (min-width: 1104px) {
	#menu {
		right: calc(50% - 552px);
	}
}

#menu.overlay {
	visibility: visible;
	opacity: 1;
	margin-top: 4rem;
	background: #ffffffaa;
	width: 100%;
	backdrop-filter: blur(20px);
}

@media (prefers-color-scheme: dark) {
	#menu.overlay {
		background-color: #2e2e2eaa;
	}
}

.scrolled-down #menu.overlay {
	margin-top: 4rem;
}

@media screen and (min-width: 1104px) {
	#menu.overlay {
		width: 26rem;
		margin-top: 7.75rem;
	}

	.scrolled-down #menu.overlay {
		margin-top: 5rem;
	}

}

#menu ul {
	padding: 0 2rem;
}

#menu li {
	list-style: none;
	border-bottom: 1px solid #a4a4a4;
}

@media (prefers-color-scheme: dark) {
	#menu li {
		border-bottom: 1px solid #747474;
	}
}

#menu li:nth-child(4) {
	margin-bottom: 4em;
	border-bottom: 0px;
}

#menu li:last-child {
	list-style: none;
	border-bottom: 0px;
}

#menu a {
	color: #333;
	display: block;
	font-size: 1.1rem;
	padding: 0.5rem 3rem 0.5rem 3rem;
	text-decoration: none;
	margin: 0.5rem 0;
	letter-spacing: 0.02rem;
}

@media (prefers-color-scheme: dark) {
	#menu a {
		color: #fff;
	}
}

#menu li a:hover {
	background-color: var(--color-default);
	color: #fff;
}

#menu li.startseite a:hover {
	background-color: var(--color-startseite);
}

#menu li.oberschule a:hover {
	background-color: var(--color-oberschule);
}

#menu li.gymnasium a:hover {
	background-color: var(--color-gymnasium);
}

#menu li.ueber-uns a:hover {
	background-color: var(--color-ueber-uns);
}

#menu li a {
	border-left: 5px solid var(--color-default);
}

#menu li.startseite a {
	border-left: 5px solid var(--color-startseite);
}

#menu li.oberschule a {
	border-left: 5px solid var(--color-oberschule);
}

#menu li.gymnasium a {
	border-left: 5px solid var(--color-gymnasium);
}

#menu li.ueber-uns a {
	border-left: 5px solid var(--color-ueber-uns);
}

#menu:after {
	content: "";
	display: block;
	height: 20rem;
}

.section-nav ul {
	list-style-type: none;
	padding: 0;
	margin: 0;
}

.section-nav ul li {
	border-bottom: 1px solid #f1f1f1;
	padding: 0 1.5rem;
}

@media (prefers-color-scheme: dark) {
	.section-nav ul li {
		border-bottom: 1px solid #414141;
	}
}

.section-nav ul li:last-child {
	border-bottom: none;
}

.section-nav ul a {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	color: #333;
	text-decoration: none;
	font-size: 1rem;
	padding: 0.5rem 0;
}

@media (prefers-color-scheme: dark) {
	.section-nav ul a {
		color: #ffffff;
	}
}

.section-nav ul a:hover {
	color: #005ea2;
	text-decoration: underline;
}

.section-nav svg.icon-article {
	width: 1rem;
	height: 1rem;
	fill: currentColor;
	flex-shrink: 0;
}