*, *::before, *::after {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
	font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
	font-size: 1rem;
}

:root {
	--color-light: #ffffff;
	--color-gray: #3c3c3c;
	--color-dark: #1b1b1b;

	--color-error: rgb(219, 84, 97);
	--color-success: rgb(84, 219, 104);
	
	--header-height: 4.5rem;
	--nav-width: 4rem;
	--rem-clamp: clamp(.5rem, 2vw, 1rem);
	--default-shadow: 0 1px 2px 0 rgb(0 0 0 / 60%), 0 2px 6px 2px rgb(0 0 0 / 30%);
}

/* Default properties */
img {
	width: 100%;
}

button {
	border: 0;
	border-radius: 4px;
	background-color: var(--color-dark);
	color: var(--color-light);
}

button:hover {
	cursor: pointer;
}

input,
select,
textarea {
	width: 100%;
	
	border: 2px solid var(--color-gray);
	border-radius: 4px;
	padding: .75rem;
	outline: 0;
	box-shadow: var(--default-shadow);
	background-color: var(--color-dark);
	color: var(--color-light);
	
	font-size: 1rem;
}

input::placeholder,
textarea::placeholder {
	color: var(--color-gray);
}

input[type="datetime-local"] {
	color-scheme: dark;
}

svg path,
svg rect {
	fill: var(--color-light);
}

/* Utility classes */
.hidden {
	display: none !important;
}

.error {
	color: var(--color-error) !important;
	font-size: 1rem !important;
}

.error-icon path,
.error-icon rect {
	fill: var(--color-error) !important;
}

.error-input {
	border: 2px solid var(--color-error) !important;
}

.success {
	color: var(--color-success) !important;
	font-size: 1rem !important;
}

/* General styling */
body {
	height: 100vh;
	overflow-x: hidden;

	background-color: var(--color-dark);
	color: var(--color-light);
}

header {
	width: 100%;
	height: var(--header-height);
	
	display: flex;
	align-items: center;

	padding: 1rem;
	box-shadow: var(--default-shadow);
	background-color: var(--color-gray);
}

header > div {
	height: 100%;
	transform: translateX(-2.6rem);

	display: flex;
	align-items: center;
	gap: 1rem;
	
	transition: transform .3s ease-in-out;
}

#toggle-nav {
	--height: 1.5rem;
	height: var(--height);
	
	background-color: transparent;
}

#toggle-nav svg {
	height: var(--height);
	width: var(--height);
}

h1 {
	font-size: clamp(1.3rem, 7vw, 2rem);
}

noscript {
	display: block;
	max-width: 95%;
	margin-inline: 1rem;
	margin-bottom: 1rem;

	border-radius: 4px;
	padding: 1rem;
	background-color: var(--color-error);
	color: var(--color-light);
}

.nav-divider {
	position: relative;
	height: calc(100% - var(--header-height));
	
	display: flex;

	padding-block: var(--rem-clamp);
}

.nav-divider.show-nav > nav {
	left: var(--rem-clamp);
}

.nav-divider.show-nav > .window-container {
	margin-left: calc(var(--nav-width) + var(--rem-clamp));
}

nav {
	--padding: .5rem;
	z-index: 1;
	position: absolute;
	left: var(--rem-clamp);
	height: calc(100% - (2 * var(--rem-clamp)));
	width: var(--nav-width);
	
	display: flex;
	flex-direction: column;
	justify-content: space-between;
	align-items: center;
	gap: var(--padding);
	overflow-y: auto;

	padding: var(--padding);
	border-radius: 4px;
	background-color: var(--color-gray);
	
	transition: left .3s ease-in-out;
}

nav > div {
	width: 100%;
	
	display: flex;
	flex-direction: column;
	gap: var(--padding);
}

nav > div > button {
	width: 100%;

	display: flex;
	justify-content: center;
	align-items: center;
	
	padding: .5rem;
	border: 0;
	border-radius: 4px;
	background-color: var(--color-dark);
	color: var(--color-light);
	
	transition: background-color .1s ease-in-out;
}

nav > div > button:hover {
	background-color: var(--color-gray);
}

nav > div > button svg {
	height: 1.8rem;
	width: 2rem;
}

.window-container {
	margin-left: calc(4rem + var(--rem-clamp));
	width: 100%;
	
	display: flex;
	overflow-y: auto;
	overflow-x: hidden;
	
	transition: margin-left .3s ease-in-out;
}

.window-container > div {
	width: 100%;
	flex: 0 0 auto;
	
	transform: translateX(0);

	transition: transform .5s ease-in-out;
}

.window-container > div.show-window {
	transform: translateX(-100%);
}

.window-container > div:not(#home) {
	padding: var(--rem-clamp);
}

.window-container > div:not(#home) > h2 {
	text-align: center;
	font-size: clamp(1.3rem, 5vw, 2rem);
	margin-bottom: 2rem;
}

.window-container > div:not(#home) > p {
	text-align: center;
}

.window-container > div:not(#home) > p > a {
	color: var(--color-light);
}

.tab-selector {
	width: 100%;
	display: flex;
	justify-content: center;
	align-items: center;
	flex-wrap: wrap;
	gap: 1rem;
	
	padding-top: 1rem;
}

.tab-selector > button {
	border: 2px solid var(--color-gray);
	padding: .5rem 1rem;
	transition: background-color .3s ease-in-out;
}

.tab-selector > button[data-selected="true"] {
	background-color: var(--color-gray);
}

@media (max-width: 543px) {
	.window-container {
		margin-left: 0;
	}

	nav {
		left: -100%;
	}
}