style.css

:root {
	font-size: 14px;
}

* {
	box-sizing: border-box;
}

body {
	height: 100vh;
	margin: 0;
	padding: 0;
}

#app {
	display: flex;
	height: 100%;
	width: 100%;
	padding: 1rem 1rem 1rem 0;
	gap: 1rem;
}

main,
aside {
	height: 100%;
	width: 50%;
}

aside {
	overflow-y: auto;
}

#controls {
	position: fixed;
	top: 0;
	right: 0;
	padding: 1.2rem;
	display: flex;
	gap: 1ch;
}

.ast-viewer {
	font-family: Inconsolata, monospace;
	font-weight: 500;
	line-height: 1.5rem;
}

details,
.ast-viewer__node__property,
.ast-viewer__node__property__item {
	margin-left: 2ch;
}

summary {
	cursor: pointer;
}

summary:hover {
	color: #0078d4;
}

.ast-viewer > .ast-viewer__node__name {
	cursor: pointer;
	font-weight: 600;
}

.ast-viewer__node_meta {
	color: #666;
}

.ast-viewer__node__property__length {
	color: #666;
	margin-left: 1ch;
}

.ast-viewer__node__property {
	display: flex;
	gap: 1ch;
}

.ast-viewer__node__property:has(> .ast-viewer__node__property__content > .ast-viewer) {
	flex-direction: column;
	gap: 0;
}

.ast-viewer__node__property:has(> .ast-viewer__node__property__content > .ast-viewer)
	> .ast-viewer__node__property__content {
	margin-left: 1ch;
}