@charset "UTF-8";

/* == base ============================================================== */

:root {
	color-scheme: light dark;

	--background: light-dark(white, hsl(220, 18%, 7%));
	--text: light-dark(hsla(0, 0%, 0%, .85), hsla(0, 0%, 100%, .9));
	--secondary-text: light-dark(hsla(0, 0%, 0%, .6), hsla(0, 0%, 100%, .62));
	--tertiary-text: light-dark(hsla(0, 0%, 0%, .45), hsla(0, 0%, 100%, .45));
	--separator: light-dark(hsla(0, 0%, 0%, .1), hsla(0, 0%, 100%, .12));
	--card-background: light-dark(hsla(0, 0%, 0%, .03), hsla(0, 0%, 100%, .05));

	/* the logo's seal red; lightened on dark surfaces for legibility */
	--seal: #c73e2e;
	--accent: light-dark(var(--seal), hsl(8, 72%, 62%));

	/* the board is always dark; that's the product */
	--board-bg: #0C0F14;
	--board-red: hsl(8, 72%, 62%);
	--board-dim: hsla(8, 20%, 82%, .45);

	--mono: ui-monospace, 'SF Mono', 'Menlo', 'Cascadia Mono', monospace;
}

* {
	margin: 0;
	padding: 0;
}

html {
	/* global type scale: all rem-based sizes and widths grow together */
	font-size: 110%;
}

body {
	font: 1rem/1.6 -apple-system, BlinkMacSystemFont, 'SF Pro', 'Helvetica Neue', 'Segoe UI', sans-serif;
	color: var(--text);
	background: var(--background);
	-webkit-text-size-adjust: 100%;
}

a {
	color: var(--accent);
	text-decoration: none;
}
a:hover {
	text-decoration: underline;
}

h2 {
	font-size: 1.5rem;
	font-weight: 600;
	text-align: center;
	margin-block-end: 2rem;
}

h3 {
	font-size: 1.05rem;
	font-weight: 600;
}

main > section {
	padding: 3rem 1.25rem;
}


/* == header ============================================================ */

header nav ul {
	display: flex;
	justify-content: flex-end;
	gap: 1.75rem;
	list-style: none;
	padding: 1.1rem 1.25rem;
}

header nav a {
	color: var(--secondary-text);
	font-size: 1rem;
}
header nav a:hover {
	color: var(--accent);
	text-decoration: none;
}


/* == hero ============================================================== */

#top {
	text-align: center;
	padding-block-start: 3.5rem;
	padding-block-end: 1rem;
}

.logo {
	border-radius: 24px;
	box-shadow: 0 8px 32px light-dark(hsla(0, 10%, 20%, .18), hsla(0, 0%, 0%, .55));
	margin-block-end: 1.5rem;
}

#top h1 {
	font-family: var(--mono);
	font-size: 2.6rem;
	font-weight: 700;
	letter-spacing: -0.02em;
	margin-block-start: 0.5rem;
}

.tagline {
	font-size: 1.15rem;
	color: var(--secondary-text);
	margin-block-start: 0.5rem;
}

#latest {
	margin-block-start: 2rem;
}

.badge {
	display: inline-block;
	padding: 0.65em 1.5em;
	border: 1px solid var(--separator);
	border-radius: 2em;
	font-size: 0.95rem;
	font-weight: 500;
}

.in-progress {
	color: var(--secondary-text);
	background: var(--card-background);
	cursor: default;
}

.phase {
	font-family: var(--mono);
	font-size: 0.8rem;
	color: var(--tertiary-text);
	margin-block-start: 1rem;
}


/* == board ============================================================= */

#board {
	padding-block: 2rem 0;
}

#board .panel {
	max-width: 38rem;
	margin-inline: auto;
	background: var(--board-bg);
	border-radius: 12px;
	border: 1px solid light-dark(hsla(220, 18%, 7%, .15), hsla(0, 0%, 100%, .12));
	box-shadow: 0 20px 60px light-dark(hsla(220, 18%, 20%, .25), hsla(0, 0%, 0%, .6));
	overflow-x: auto;
	padding: 1.2rem 1.4rem 1.4rem;
}

#board table {
	width: 100%;
	border-collapse: collapse;
	font-family: var(--mono);
	font-size: 0.8rem;
	line-height: 1.5;
	color: var(--board-red);
	text-shadow: 0 0 10px hsla(8, 63%, 48%, .35);
	white-space: nowrap;
}

#board caption {
	text-align: start;
	letter-spacing: 0.25em;
	color: var(--board-dim);
	text-shadow: none;
	padding-block-end: 0.8rem;
}

#board th {
	text-align: start;
	font-weight: 400;
	color: var(--board-dim);
	text-shadow: none;
	letter-spacing: 0.1em;
	border-block-end: 1px solid hsla(8, 20%, 82%, .18);
	padding: 0.3rem 1.2rem 0.4rem 0;
}

#board td {
	padding: 0.45rem 1.2rem 0.45rem 0;
	border-block-end: 1px solid hsla(8, 20%, 82%, .08);
}

#board tr > :last-child {
	padding-inline-end: 0;
}

#board tbody tr:last-child td {
	border-block-end: none;
}

#board .role {
	color: var(--board-dim);
	text-shadow: none;
}

#board .soon {
	color: var(--board-dim);
	text-shadow: none;
}

@media (max-width: 480px) {
	#board {
		padding-inline: 0.75rem;
	}
	#board .panel {
		padding: 0.9rem 1rem 1rem;
	}
	#board table {
		font-size: 0.6rem;
	}
	#board th,
	#board td {
		padding-inline-end: 0.6rem;
	}
}

.cursor {
	animation: blink 1.1s steps(1) infinite;
}

@keyframes blink {
	50% { opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
	.cursor { animation: none; }
}


/* == about ============================================================= */

#about {
	max-width: 36rem;
	margin-inline: auto;
	padding-block-start: 3.5rem;
}

#about p {
	color: var(--secondary-text);
}

#about p + p {
	margin-block-start: 1rem;
}

#about strong {
	color: var(--text);
	font-weight: 600;
}


/* == principles ======================================================== */

#principles {
	max-width: 60rem;
	margin-inline: auto;
}

#principles h2 {
	font-family: var(--mono);
	font-weight: 500;
	color: var(--tertiary-text);
}
#principles h2::before { content: '# '; }

#principles > div {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
	gap: 1.25rem;
}

#principles > div > section {
	padding: 1.4rem 1.5rem;
	background: var(--card-background);
	border-radius: 14px;
}

#principles h3 {
	margin-block-end: 0.4rem;
}

#principles p {
	font-size: 0.925rem;
	color: var(--secondary-text);
}


/* == develop =========================================================== */

#develop {
	text-align: center;
	padding-block: 4.5rem;
}

#develop p {
	color: var(--secondary-text);
	max-width: 32rem;
	margin: 0.5rem auto 0;
}

#develop .github {
	display: inline-block;
	margin-block-start: 1.75rem;
	padding: 0.65em 1.5em;
	border: 1px solid var(--accent);
	border-radius: 2em;
	font-size: 0.95rem;
	font-weight: 500;
}
#develop .github:hover {
	background: var(--accent);
	color: var(--background);
	text-decoration: none;
}


/* == footer ============================================================ */

footer {
	border-block-start: 1px solid var(--separator);
	padding: 2rem 1.5rem;
	text-align: center;
}

footer .copyright {
	font-size: 0.85rem;
	color: var(--tertiary-text);
}