1 files changed, 196 insertions, 0 deletions
diff --git a/_sass/navbar.css b/_sass/navbar.css
new file mode 100644
index 0000000..10933a0
--- /dev/null
+++ b/_sass/navbar.css
@@ -0,0 +1,196 @@
+.navbarItem .inner {
+	background-color: var(--bg-alt);
+	color: var(--fg);
+
+	padding: 8px;
+	border-radius: 8px;
+
+	transition-property: background-color, color;
+	transition-duration: .15s;
+
+	position: relative;
+
+	display: flex;
+	gap: 8px;
+	align-items: center;
+}
+
+.navbarItem {
+	text-decoration: none;
+	display: block;
+}
+
+.navbarItem .icon { display: inline-block; }
+
+.navbarItem.indentLevel0 { margin-bottom: 12px; }
+
+.navbarItem.active .inner,
+.navbarItem.link:hover .inner {
+	background-color: var(--fg-alt);
+	color: var(--bg-alt);
+}
+
+.navbarItem.chapter .inner,
+.navbarItem.pinned .inner {
+	background-color: transparent;
+	color: var(--fg);
+
+	padding: 4px 0;
+	overflow: visible;
+}
+
+.navbarItem.pinned .inner .title {
+	margin: 0;
+	font-style: italic;
+	opacity: .8;
+	color: var(--fg-alt)
+}
+.navbarItem.pinned * { cursor: default !important; }
+
+.navbarItem .title {
+	display: inline-block;
+	text-overflow: ellipsis;
+	overflow: hidden;
+	white-space: nowrap;
+}
+.navbarItem.chapter .title { margin-top: 1px; }
+
+.navbarItem.chapter .chapterChildren {
+	transition-property: height;
+	transition-duration: .3s;
+
+	overflow: hidden;
+}
+
+.navbarItem.chapter.childrenCollapsed > .chapterChildren { height: 0; }
+.navbarItem.chapter > .chapterChildren { height: var(--children-height); }
+
+.navbarItem .inner,
+.navbarItem .icon,
+.navbarItem .icon .collapseIcon {
+	height: 24px;
+}
+
+.navbarItem > div > svg { vertical-align: super; }
+
+@media (prefers-color-scheme: light) {
+	.navbarItem.active .inner,
+	.navbarItem.link:hover .inner {
+		background-color: var(--fg);
+	}
+
+	.navbarItem.pinned .inner .title {
+		opacity: .6;
+		color: var(--fg-alt);
+	}
+}
+
+.mobileNav {
+	width: 48px;
+	text-align: center;
+	line-height: 0;
+}
+
+.mobileNav .button:last-child {
+	margin-bottom: 0;
+}
+
+.mobileNav .button {
+	padding: 12px;
+	display: inline-block !important;
+	min-width: 0;
+	border-radius: 24px;
+	margin: 0;
+	box-shadow: 0 4px 10px -2px rgba(0, 0, 0, 25%);
+
+	width: 24px;
+	height: 24px;
+	position: relative;
+}
+
+.mobileNav .button > svg {
+	position: absolute;
+	top: 50%;
+	left: 50%;
+	transform: translate(-50%, -50%);
+	fill: currentColor !important;
+}
+
+.mobileNav .button.small {
+	padding: 6px;
+	margin-bottom: 12px;
+
+	opacity: 0;
+	transition: opacity .3s;
+}
+
+.mobileNav.open .button.small {
+	opacity: 1;
+}
+
+.chapterChildren > ul { padding-left: 0 !important; }
+.chapterChildren ul { padding-left: 12px; }
+
+.chapterChildren li,
+.chapterChildren summary {
+	margin: 4px 0;
+}
+
+.chapterChildren ul,
+.chapterChildren summary {
+	list-style: none;
+}
+
+.chapterChildren li,
+.chapterChildren summary {
+	min-height: 24px;
+	padding-left: 32px;
+	position: relative;
+	display: flex;
+	align-items: center;
+}
+
+.chapterChildren li.stub {
+	padding-left: 0;
+	margin: 0;
+}
+.chapterChildren li.stub::before {
+	display: none;
+}
+
+.chapterChildren summary {
+	cursor: pointer;
+}
+
+.chapterChildren li::before,
+.chapterChildren summary::before {
+	content: "";
+	position: absolute;
+	width: 24px;
+	height: 24px;
+	left: 0;
+	top: 0;
+	background-color: var(--fg);
+}
+
+.chapterChildren details > summary::before {
+	transform: rotate(-90deg);
+	transition-property: transform;
+	transition-duration: .3s;
+}
+.chapterChildren details[open] > summary::before {
+	transform: rotate(0deg);
+}
+
+.chapterChildren details summary::before {
+	clip-path: path('M8.12 9.29L12 13.17l3.88-3.88c.39-.39 1.02-.39 1.41 0 .39.39.39 1.02 0 1.41l-4.59 4.59c-.39.39-1.02.39-1.41 0L6.7 10.7a.9959.9959 0 010-1.41c.39-.38 1.03-.39 1.42 0z');
+}
+.chapterChildren li::before {
+	clip-path: path('M18 13H6c-.55 0-1-.45-1-1s.45-1 1-1h12c.55 0 1 .45 1 1s-.45 1-1 1z');
+}
+
+.chapterChildren a {
+	color: var(--fg);
+	text-decoration: none;
+	user-select: none;
+}