body {
	background-color: #070707;
	color: white;
	font-family: "Quicksand", sans-serif;
	font-weight: 500;
	counter-reset: main;
	margin: 0;
	padding: 0;
	user-select: none;
}


.error {
	background-color: red;
    padding: 1.5rem;
	top: 0;
	left: 0;
	position: sticky;
}

.error h1 {
    font-size: 2.2rem;
	margin: 0;
	margin-bottom: 1rem;
}

.error p {
	text-align: center;
	margin: 0;
}

a {
	color: #8d8dd1;
}

.title {
	display: flex;
    width: fit-content;
    padding: 1.25rem 2rem;
    margin: 0.25rem auto;
	background-color: #00000088;
}

.logo {
	width: 4rem;
	position: absolute;
    top: 0.5rem;
	right: 1rem;
	display: block;
}

details {
	background-color: #52789ff0;
	box-shadow: #52789fd1 0px 3px 0px;
	margin-bottom: 3px;
}

details:last-of-type {
	margin-bottom: 50px;
}

details article {
	padding: 0.25rem;
    margin-top: 2px;
	display: flex;
	flex-direction: column;
	gap: 0.1rem;
}

article > *,
s-child {
	margin: 0;
	display: flex;
	align-items: center;
	font-size: 1.15rem;
	padding: 0.15rem 0.55rem;
	flex-wrap: wrap;
}

article > *[toggled] {
	background-color: #00004415;
}

article > *:hover {
	background-color: #00004422;
}

s-children {
	font-size: 1rem;
	margin-left: 1rem;
	flex-basis: 100%;
	padding: 0.1rem 0;
	display: flex;
	flex-direction: column;
}

s-children[hidden] {
	display: none;
}

s-child::before {
	content: "\251C";
	margin-right: 0.25rem;
	font-size: 0.9rem;
	color: #87e3e39d;
}

s-child s-child::before {
	margin-right: 0.5rem;
}

s-child:last-child::before {
	content: "\2514";
}

*[data-checked] {
	color: #ffffff45;
}

*[data-checked]::after {
	content: "✔";
	color: #11ee11;
	margin-left: 0.4rem;
}

#t {
	user-select: none;
	cursor: text;
	color: white;
}

#t[data-loaded] {
	transition: color 1s;
}

body:has([data-a]:hover) #t {
	color: #00e700;
	transition: none;
}

details:has([data-checkable]):not(:has([data-checkable]:not([data-checked]))) summary .name::after {
	content: "✔";
	color: #11ee11;
	margin-left: 0.4rem;
}

details:has([data-checkable]):not(:has([data-checkable]:not([data-checked]))) summary .ordinal,
details:has([data-checkable]):not(:has([data-checkable]:not([data-checked]))) summary .name {
	color: #11ee11;
}

s-topic::before,
s-activity::before,
s-exercise::before,
s-test::before,
s-project::before {
	content: "";
	margin-right: 0.5rem;
	font-size: 0.7rem;
	text-transform: uppercase;
	font-weight: bold;
	color: white;
	border-radius: 0.5rem;
	padding: 0.15rem 0.4rem;
	margin-top: auto;
	margin-bottom: auto;
}

s-topic::before {
	content: "Topic";
	background-color: #974a13;
}
s-activity::before {
	content: "Activity";
	background-color: #859317;
}
s-exercise::before {
	content: "Exercise";
	background-color: #2e2d99;
}
s-test::before {
	content: "Test";
	background-color: #1e4c52;
}
s-project::before {
	content: "Project";
	background-color: #194a18;
}
s-exercise[data-variant="challenge"]::before {
	content: "Challenge Exercise";
	background-color: #544930;
}

s-toggler {
	background-color: #00000044;
	color: white;
	padding: 0.1rem 0.35rem;
	border-radius: 0.2rem;
	font-size: 0.75rem;
	margin-left: 0.35rem;
	cursor: pointer;
	user-select: none;
}
s-toggler:hover {
	background-color: #00000062;
}
s-toggler[toggled] {
	background-color: #00000071;
}

summary:not(:has(.ordinal))::before {
	content: counter(main) ".";
	font-weight: bold;
	margin-right: 0.5rem;
}

summary:not(:has(.ordinal))[data-override]::before {
	content: attr(data-override) ".";
}

summary .ordinal {
	font-weight: bold;
}

summary .ordinal::after {
	content: ".";
	margin-right: 0.5rem;
	font-weight: normal;
}

summary {
	cursor: pointer;
	background-color: #6084a8;
	font-size: 1.4rem;
	padding: 0.25rem 1.25rem;
	display: flex;
	align-items: center;
}

summary:not([data-counter-ignore]) {
	counter-increment: main;
}

details[open] summary {
	background-color: #5a7fa3;
}

details summary:hover {
	background-color: #577ca1;
}
/*summary:nth-child(odd) {
	background-color: #52779b;
}*/

h1 {
	text-align: center;
}

header {
	font-size: 1.5rem;
	background-color: #ff9100;
	text-align: center;
	padding: 0.5rem 0;
}

.subheader {
	display: flex;
	justify-content: space-between;
}

summary .marks {
	font-size: 1.15rem;
	color: yellow;
	margin-left: 0.5rem;
}

summary .description {
	margin-left: auto;
	font-size: 1.15rem;
}

* {
	box-sizing: border-box;
}

@keyframes spin {
	0% {
		transform: rotate(0deg);
	}
	50% {
		transform: rotate(180deg);
	}
	100% {
		transform: rotate(360deg);
	}
}

@keyframes hue {
	0% {
		filter: sepia(3) hue-rotate(0deg) saturate(4);
	}
	50% {
		filter: sepia(3) hue-rotate(180deg) saturate(4);
	}
	100% {
		filter: sepia(3) hue-rotate(360deg) saturate(4);
	}
}

#jsparticles {
	z-index: -1;
}