.app-nav,
.app-nav * { box-sizing: border-box; }

.app-shell {
	display: flex;
	min-height: 100vh;
	align-items: stretch;
}

.app-main {
	flex: 1 1 auto;
	min-width: 0;
}

.app-nav {
	flex: 0 0 15.5rem;
	width: 15.5rem;
	position: sticky;
	top: 0;
	align-self: flex-start;
	height: 100vh;
	overflow-y: auto;
	overflow-x: hidden;
	display: flex;
	flex-direction: column;
	padding: 1.5rem 0 1.25rem;
	background: #105449;
	color: #fff;
	font-family: "Roboto", -apple-system, BlinkMacSystemFont, "Segoe UI",
		"Noto Sans", "DejaVu Sans", Arial, sans-serif;
	font-size: 0.9375rem;
	line-height: 1.45;
	text-align: left;
	transition: flex-basis 0.18s ease, width 0.18s ease;
}

.nav-top {
	display: flex;
	align-items: flex-start;
	justify-content: space-between;
	gap: 0.5rem;
	padding: 0 1rem 0 1.5rem;
	margin-bottom: 2rem;
}

.nav-mark { display: block; line-height: 0; }

.nav-mark img {
	display: block;
	width: 4rem;
	height: auto;
}

.nav-toggle {
	flex: none;
	display: grid;
	place-items: center;
	width: 2.125rem;
	height: 2.125rem;
	padding: 0;
	border: 0;
	border-radius: 4px;
	background: transparent;
	color: rgba(255, 255, 255, 0.8);
	cursor: pointer;
	transition: background-color 0.14s ease, color 0.14s ease;
}

.nav-toggle:hover { background: rgba(255, 255, 255, 0.1); color: #fff; }

.nav-toggle:focus-visible {
	outline: 2px solid #d3e85b;
	outline-offset: 2px;
}

.nav-group { list-style: none; margin: 0; padding: 0; }

.nav-group + .nav-group {
	margin-top: 1rem;
	padding-top: 1rem;
	border-top: 1px solid rgba(255, 255, 255, 0.14);
}

.nav-item a {
	display: block;
	padding: 0.6rem 1.5rem 0.6rem calc(1.5rem - 3px);
	border-left: 3px solid transparent;
	color: rgba(255, 255, 255, 0.96);
	text-decoration: none;
	white-space: nowrap;
	transition: background-color 0.14s ease, color 0.14s ease;
}

.nav-item a:hover {
	background: rgba(255, 255, 255, 0.07);
	color: #fff;
}

.nav-item a:focus-visible {
	outline: 2px solid #d3e85b;
	outline-offset: -2px;
}

.nav-item a.is-current {
	border-left-color: #d3e85b;
	background: rgba(255, 255, 255, 0.09);
	color: #fff;
	font-weight: 500;
}

.nav-item a.is-soon { color: rgba(255, 255, 255, 0.72); }
.nav-item a.is-soon:hover { color: #fff; }

.nav-foot {
	margin-top: auto;
	padding-top: 1.25rem;
	border-top: 1px solid rgba(255, 255, 255, 0.14);
}

.nav-who {
	display: block;
	padding: 0.15rem 1.5rem 0.5rem;
	color: #fff;
	text-decoration: none;
	white-space: nowrap;
}

.nav-who b { font-weight: 500; }

.nav-who small {
	display: block;
	font-size: 0.8125rem;
	color: rgba(255, 255, 255, 0.72);
}

.nav-who:hover b { text-decoration: underline; }

.nav-out {
	display: block;
	padding: 0.4rem 1.5rem;
	color: rgba(255, 255, 255, 0.82);
	font-size: 0.875rem;
	text-decoration: none;
	white-space: nowrap;
}

.nav-out:hover { color: #fff; text-decoration: underline; }

.nav-collapsed .app-nav {
	flex-basis: 3.5rem;
	width: 3.5rem;
}

.nav-collapsed .nav-top {
	padding: 0;
	margin-bottom: 0;
	justify-content: center;
}

.nav-collapsed .nav-mark,
.nav-collapsed .nav-group,
.nav-collapsed .nav-foot { display: none; }

.app-notice {
	margin: 0;
	padding: 0.6rem 1.5rem;
	background: #fdf6ee;
	border-bottom: 1px solid #f0dfc6;
	color: #7f4a11;
	font-size: 0.875rem;
	text-align: left;
}

@media (max-width: 700px) {
	.app-nav { flex-basis: 13.5rem; width: 13.5rem; }
	.nav-collapsed .app-nav { flex-basis: 3rem; width: 3rem; }
}

@media (max-width: 640px) {
	html:not(.nav-collapsed) .app-nav {
		position: fixed;
		inset: 0;
		width: 100%;
		height: 100%;
		z-index: 50;
		padding: 1.5rem 0 2rem;
	}

	html:not(.nav-collapsed) { overflow: hidden; }

	html:not(.nav-collapsed) .nav-mark img { width: 4.5rem; }

	html:not(.nav-collapsed) .nav-item a {
		padding-top: 0.85rem;
		padding-bottom: 0.85rem;
		font-size: 1.0625rem;
	}

	html:not(.nav-collapsed) .nav-who { font-size: 1rem; padding-bottom: 0.65rem; }
	html:not(.nav-collapsed) .nav-out { font-size: 0.9375rem; padding: 0.55rem 1.5rem; }
}

@media (prefers-reduced-motion: reduce) {
	.app-nav,
	.nav-item a,
	.nav-toggle { transition: none !important; }
}