/* developerpact.com — one stylesheet, no external requests, no fonts to fetch. */

:root {
	color-scheme: light dark;

	--bg: #fbfaf8;
	--fg: #1b1b1a;
	--muted: #5c5b57;
	--rule: #dedbd4;
	--accent: #7c3f16;
	--panel: #f3f1ec;
	--code-bg: #eeece6;
}

@media (prefers-color-scheme: dark) {
	:root {
		--bg: #16171a;
		--fg: #dedbd4;
		--muted: #9a9891;
		--rule: #2e3034;
		--accent: #d99a63;
		--panel: #1d1f23;
		--code-bg: #232529;
	}
}

* {
	box-sizing: border-box;
}

html {
	-webkit-text-size-adjust: 100%;
}

body {
	margin: 0;
	padding: 0 1.5rem 6rem;
	background: var(--bg);
	color: var(--fg);
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
	font-size: 17px;
	line-height: 1.65;
	font-synthesis: none;
}

.wrap {
	max-width: 65ch;
	margin: 0 auto;
}

/* ── masthead ─────────────────────────────────────────────────────────── */

header.site {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem 1.5rem;
	align-items: baseline;
	justify-content: space-between;
	padding: 2.5rem 0 0;
	margin-bottom: 3.5rem;
	border-bottom: 1px solid var(--rule);
	padding-bottom: 1rem;
}

header.site a.mark {
	font-weight: 600;
	letter-spacing: -0.01em;
	color: var(--fg);
	text-decoration: none;
}

header.site nav {
	display: flex;
	gap: 1.25rem;
	font-size: 0.9rem;
}

header.site nav a {
	color: var(--muted);
	text-decoration: none;
}

header.site nav a:hover,
header.site nav a[aria-current="page"] {
	color: var(--fg);
	text-decoration: underline;
	text-underline-offset: 3px;
}

/* ── type ─────────────────────────────────────────────────────────────── */

h1 {
	font-size: 1.85rem;
	line-height: 1.25;
	letter-spacing: -0.02em;
	font-weight: 600;
	margin: 0 0 1rem;
}

h2 {
	font-size: 1.15rem;
	letter-spacing: -0.01em;
	font-weight: 600;
	margin: 3rem 0 0.75rem;
}

h3 {
	font-size: 1rem;
	font-weight: 600;
	margin: 2rem 0 0.5rem;
}

p,
ul,
ol,
dl {
	margin: 0 0 1.15rem;
}

ul,
ol {
	padding-left: 1.35rem;
}

li {
	margin-bottom: 0.4rem;
}

a {
	color: var(--accent);
	text-underline-offset: 2px;
}

strong {
	font-weight: 600;
}

code {
	font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
	font-size: 0.87em;
	background: var(--code-bg);
	padding: 0.1em 0.35em;
	border-radius: 3px;
}

.lede {
	font-size: 1.2rem;
	line-height: 1.55;
	color: var(--fg);
	margin-bottom: 2rem;
}

.muted {
	color: var(--muted);
}

.small {
	font-size: 0.9rem;
}

hr {
	border: 0;
	border-top: 1px solid var(--rule);
	margin: 3.5rem 0;
}

/* ── status note ──────────────────────────────────────────────────────── */

.status {
	background: var(--panel);
	border-left: 2px solid var(--accent);
	padding: 0.9rem 1.1rem;
	margin: 0 0 2.5rem;
	font-size: 0.95rem;
}

.status p:last-child {
	margin-bottom: 0;
}

/* ── evidence ladder ──────────────────────────────────────────────────── */

.ladder {
	margin: 1.5rem 0 2rem;
	padding: 0;
	list-style: none;
	border-top: 1px solid var(--rule);
}

.ladder li {
	display: grid;
	grid-template-columns: 3.25rem 1fr;
	gap: 0 1rem;
	padding: 0.85rem 0;
	margin: 0;
	border-bottom: 1px solid var(--rule);
}

.ladder .lvl {
	font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
	font-size: 0.85rem;
	color: var(--muted);
	padding-top: 0.15em;
}

.ladder .what {
	font-weight: 600;
}

.ladder .proves {
	display: block;
	color: var(--muted);
	font-weight: 400;
	font-size: 0.94rem;
}

/* ── definition list for the vocabulary ───────────────────────────────── */

dl.terms dt {
	font-weight: 600;
	margin-top: 1.1rem;
}

dl.terms dd {
	margin: 0.2rem 0 0;
	color: var(--muted);
}

/* ── footer ───────────────────────────────────────────────────────────── */

footer.site {
	margin-top: 4.5rem;
	padding-top: 1.25rem;
	border-top: 1px solid var(--rule);
	font-size: 0.87rem;
	color: var(--muted);
}

footer.site a {
	color: var(--muted);
}

footer.site nav {
	display: flex;
	flex-wrap: wrap;
	gap: 1.1rem;
	margin-bottom: 0.6rem;
}

/* ── 404 ──────────────────────────────────────────────────────────────── */

.center {
	text-align: center;
	padding-top: 4rem;
}