@import "./colors.css" layer(color);
@import "./layout.css" layer(layout);

@layer base {
	html {
		--outer-spacing: 0;
		--inner-spacing: 2.5rem;
		--header-height: 3rem;
		--sidebar-width: 15rem;

		@media (width >= 1024px) {
			--outer-spacing: 3rem;
		}
	}

	html {
		background-color: var(--color-background);
		background-image: linear-gradient(
			to bottom,
			transparent 0%,
			transparent var(--header-height),
			var(--color-gridline) var(--header-height),
			var(--color-gridline) calc(var(--header-height) + 1px),
			transparent calc(var(--header-height) + 1px),
			transparent 100%
		);
		background-repeat: repeat-x;
	}
}

.page-grid {
	display: grid;

	/* Layout */
	container-type: inline-size;
	margin-inline: max(50% - 41rem, var(--outer-spacing));
	place-content: start stretch;

	@media (width < 1024px) {
		/* Layout */
		grid-template-areas: "head" "main" "side";
	}

	@media (width >= 1024px) {
		/* Layout */
		grid-template: var(--header-height) 1fr / var(--sidebar-width) 1fr;
		grid-template-areas: "head head" "side main";

		/* Appearance */
		box-shadow: var(--color-gridline) 1px 0, var(--color-gridline) -1px 0;
	}

	& > .x-head {
		container-type: inline-size;
		display: flex;
		grid-area: head;

		/* Layout */
		height: var(--header-height);
		align-items: center;
		padding-inline: 1.5rem;

		/* Text */
		font-size: .9375rem;

		& a {
			color: inherit;
			text-decoration: none;

			&:hover {
				text-decoration: underline;
			}
		}
	}

	& > .x-side {
		display: grid;

		/* Layout */
		container-type: inline-size;
		grid-area: side;
		overflow-x: hidden;
		overflow-y: auto;
		scrollbar-width: none;

		& h3 + ul {
			margin-top: 0.25rem;
		}
	}

	& > .x-main {
		container-type: inline-size;
		grid-area: main;
		padding-block: 2rem;

		@media (width < 640px) {
			padding-inline: 1.5rem;
		}

		@media (640px < width <= 1024px) {
			padding-inline: 1.5rem max(1.5rem, calc(100% - 48rem));
		}

		@media (width >= 1024px) {
			padding-inline: 0 max(1.5rem, calc(100% - 48rem));
		}
	}
}

.page-title {
	/* Layout */
	margin-block-end: .5rem;

	/* Appearance */
	color: var(--color-foreground);

	/* Text */
	text-wrap: balance;
	font-size: 1.875rem;
	font-weight: 700;
	letter-spacing: -.015em;
	line-height: 1.2;
}

.playground {
	/* Layout */
	margin-block-start: 1.25rem;

	/* Appearance */
	border-radius: .375rem;
	box-shadow: var(--color-gray-200) 0 0 0 1px inset;

	& > .preview {
		padding: 3rem 1.5rem;
	}

	& iframe {
		border: 0;
		width: -webkit-fill-available;
		width: stretch;
	}

	& pre {
		/* Layout */
		margin-block: 0;
		overflow-x: auto;
		overflow-y: hidden;
		scrollbar-width: thin;
		padding: .5rem .75rem;

		/* Text */
		font: 700 100%/1.75 ui-monospace;

		/* Appearance */
		box-shadow: var(--color-gray-200) 0 1px inset;

		& code {
			display: block;

			&::highlight(tag) {
				/* Appearance */
				color: var(--color-green);
			}

			&::highlight(keyword) {
				color: #569cd6;
			}

			&::highlight(attr-name) {
				/* Appearance */
				color: var(--color-violet);
			}

			&::highlight(attr-value) {
				color: var(--color-navy);
			}

			&::highlight(string) {
				color: #ce9178;
			}

			&::highlight(punctuation) {
				color: var(--color-gray-500);
			}
		}
	}
}



.page-navigation {
	display: grid;
	
	/* Text */
	font-size: 0.9375rem;
	gap: 1rem;
	line-height: calc(24 / 15);
	padding-block: 1rem;
	padding-inline: 1.5rem;

	& a {
		min-width: 12.25rem;
	}

	& section {
		& h3 {
			font-weight: 500;
		}
	}

	& ul {
		/* Layout */
		list-style: none;
		margin-block: 0;
		padding-inline-start: 0;
	}

	& li {
		& > span {
			font-weight: 700;
		}

		& > a {
			display: block;

			/* Layout */
			padding: 0.375rem 0.75rem;

			/* Text */
			text-decoration: none;

			/* Appearance */
			color: var(--color-foreground);

			&:hover, &[aria-current] {
				/* Appearance */
				background-color: var(--color-gray-75);
			}
		
			&[aria-current] {
				/* Text */
				font-weight: 500;

				/* Appearance */
				box-shadow: var(--color-gray-200) 0 0 0 1px inset;
			}
		}
	}
}

.page {
	display: grid;
	/* Layout */
	grid-template-areas: "header header" "navigation main";
	grid-template-columns: auto 1fr;
	grid-template-rows: auto 1fr;

	& > .page-header {
		grid-area: header;
	}

	& > .page-navigation {
		grid-area: navigation;
	}

	& > .page-content {
		grid-area: main;
	}
}

.page-content {
	overflow: hidden;
}

button {
	display: inline-flex;

	/* Layout */
	align-items: center;
	justify-content: center;
	height: 2.5rem;
	padding: 0 .875rem;

	/* Text */
	font-family: inherit;
	font-size: 1rem;
	font-weight: 500;
	line-height: 1.5rem;

	/* Appearance */
	box-shadow: var(--color-gray-200) 0 0 0 1px inset;
	border-radius: .375rem;
	background-color: var(--color-gray-50);
	color: var(--color-gray-900);

	&[data-color="red"] {
		/* Appearance */
		color: var(--color-red);
	}
}

.page-section {
	margin-block-start: 3rem;

	& > :is(h1, h2, h3, h4, h5, h6) {
		font-size: 1.25rem;
		font-weight: 700;
	}

	& > :is(p, table) {
		margin-block-start: 1rem;
	}

	& > table {
		inline-size: 100%;

		& th {
			padding-block-end: 1rem;
			text-align: start;
			box-shadow: currentColor 0 -1px 0 0 inset;

			&:first-child {
				inline-size: 9rem;
			}
		}

		& td {
			padding-block: 1rem 0;

			&:not(:last-child) {
				padding-inline-end: 3rem;
			}
		}
	}
}