/* Shared styles for every page under website/docs/. The palette and type are the
   main page's (website/index.html), which is dark only, so these pages are too. */
:root {
	--bg: #0d0f12;
	--panel: #0f1216;
	--raised: #161a1f;
	--line: #23272e;
	--border: #3a3f47;
	--text: #d0d4da;
	--text-2: #b5bac2;
	--muted: #858c97;
	--heading: #e8eaee;
	--accent: #7fc77f;
	--need: #f2c14e;
	--master: #c792ea;
	--working: #6cb0f0;
	--serif: "Instrument Serif", Georgia, serif;
	--sans: "Inter", system-ui, -apple-system, sans-serif;
	--mono: "JetBrains Mono", Menlo, monospace;
	--glyph: "JetBrains Mono", "Noto Sans Symbols 2", "Apple Symbols", sans-serif;
	color-scheme: dark;
}

html {
	scroll-behavior: smooth;
	scroll-padding-top: 80px;
}
body {
	margin: 0;
	background: var(--bg);
	color: var(--text);
	font: 16px / 1.65 var(--sans);
	-webkit-font-smoothing: antialiased;
}
a {
	color: var(--text);
	text-decoration: none;
}
a:hover {
	color: #fff;
}
p a,
li a,
td a {
	color: var(--heading);
	text-decoration: underline;
	text-decoration-color: var(--border);
	text-underline-offset: 3px;
}
p a:hover,
li a:hover,
td a:hover {
	text-decoration-color: var(--accent);
}
:focus-visible {
	outline: 2px solid var(--accent);
	outline-offset: 2px;
	border-radius: 2px;
}
@media (prefers-reduced-motion: reduce) {
	html {
		scroll-behavior: auto;
	}
}

/* ---- top bar (same as the main page's) ---- */
.d-bar {
	position: sticky;
	top: 0;
	z-index: 20;
	background: rgba(13, 15, 18, 0.92);
	backdrop-filter: blur(8px);
	-webkit-backdrop-filter: blur(8px);
	border-bottom: 1px solid var(--line);
}
.d-bar-in {
	max-width: 1180px;
	height: 64px;
	margin: 0 auto;
	padding: 0 24px;
	box-sizing: border-box;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 16px;
}
.d-logo {
	flex: none;
	white-space: nowrap;
	display: flex;
	align-items: center;
	gap: 10px;
	font: 500 15px / 1 var(--mono);
	color: var(--heading);
}
.d-logo b {
	font-weight: 400;
	color: var(--accent);
	font-family: var(--glyph);
	font-size: 17px;
}
.d-logo span {
	color: var(--muted);
}
.d-nav {
	display: flex;
	align-items: center;
	gap: 24px;
	font-size: 14px;
}
.d-nav a[aria-current="page"] {
	color: var(--heading);
}
.d-pill {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	height: 22px;
	padding: 0 8px;
	border: 1px solid var(--border);
	border-radius: 999px;
	font: 500 11px / 1 var(--mono);
	letter-spacing: 0.04em;
	color: var(--muted);
	white-space: nowrap;
}
.d-pill em {
	font-style: normal;
	color: var(--accent);
	letter-spacing: 0.1em;
}
/* Star on GitHub: same as the main page's nav button */
.d-nav .d-star {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	height: 30px;
	padding: 0 10px;
	border: 1px solid var(--border);
	border-radius: 6px;
	box-sizing: border-box;
	color: var(--heading);
	white-space: nowrap;
}
.d-star svg {
	flex: none;
	color: var(--accent);
}
.d-nav .d-star:hover,
.d-nav .d-star:focus-visible {
	border-color: var(--accent);
	color: #ffffff;
}
/* "on GitHub" and the pill's version only where the bar has room for them; on phones the
   button drops its border to fit */
@media (max-width: 899px) {
	.d-star .d-gh,
	.d-pill .d-ver {
		display: none;
	}
}
@media (max-width: 639px) {
	.d-nav .d-star {
		gap: 4px;
		height: auto;
		padding: 0;
		border: 0;
	}
}

/* ---- layout: sidebar + article ---- */
.d-wrap {
	max-width: 1180px;
	margin: 0 auto;
	padding: 0 24px;
	box-sizing: border-box;
	display: grid;
	grid-template-columns: 220px minmax(0, 1fr);
	gap: 56px;
}
.d-side {
	position: sticky;
	top: 64px;
	align-self: start;
	max-height: calc(100vh - 64px);
	overflow-y: auto;
	padding: 40px 0;
}
.d-side summary {
	display: none;
}
.d-side h2 {
	margin: 0 0 10px;
	font: 500 12px / 1 var(--mono);
	letter-spacing: 0.14em;
	color: var(--muted);
}
.d-side ul {
	list-style: none;
	margin: 0 0 28px;
	padding: 0;
}
.d-side li a {
	display: block;
	padding: 5px 0 5px 14px;
	margin-left: -1px;
	border-left: 1px solid var(--line);
	font-size: 14px;
	line-height: 1.4;
	color: var(--text-2);
}
.d-side li a {
	text-decoration: none;
}
.d-side li a:hover {
	color: var(--heading);
}
.d-side li a.is-here {
	color: var(--heading);
	border-left-color: var(--accent);
}

.d-main {
	min-width: 0;
	max-width: 760px;
	padding: 48px 0 96px;
}
.d-eyebrow {
	margin: 0 0 12px;
	font: 500 12px / 1 var(--mono);
	letter-spacing: 0.14em;
	color: var(--muted);
}
.d-main h1 {
	margin: 0 0 16px;
	font: 400 clamp(44px, 6vw, 64px) / 1.02 var(--serif);
	color: var(--heading);
}
.d-lede {
	margin: 0 0 8px;
	font-size: 18px;
	color: var(--text-2);
	max-width: 60ch;
}
.d-main section {
	padding-top: 40px;
	margin-top: 40px;
	border-top: 1px solid var(--line);
}
.d-main h2 {
	margin: 0 0 14px;
	font: 400 34px / 1.1 var(--serif);
	color: var(--heading);
}
.d-main h2 a {
	color: inherit;
}
.d-main h3 {
	margin: 28px 0 8px;
	font: 600 15px / 1.4 var(--sans);
	color: var(--heading);
}
.d-main p,
.d-main ul,
.d-main ol {
	margin: 0 0 14px;
}
.d-main ul,
.d-main ol {
	padding-left: 22px;
}
.d-main li {
	margin: 4px 0;
}
.d-main li::marker {
	color: var(--muted);
}
.d-main strong {
	color: var(--heading);
	font-weight: 600;
}

code,
kbd {
	font-family: var(--mono);
	font-size: 0.86em;
}
:not(pre) > code {
	padding: 1px 5px;
	border-radius: 4px;
	background: var(--raised);
	color: var(--heading);
	overflow-wrap: anywhere;
}
kbd {
	display: inline-block;
	min-width: 1.4em;
	padding: 0 6px;
	box-sizing: border-box;
	text-align: center;
	border: 1px solid var(--border);
	border-bottom-width: 2px;
	border-radius: 4px;
	background: var(--panel);
	color: var(--heading);
	line-height: 1.6;
	white-space: nowrap;
}
.g-wait {
	color: var(--need);
	font-family: var(--glyph);
}
.g-work {
	color: var(--working);
	font-family: var(--glyph);
}
.g-done {
	color: var(--accent);
	font-family: var(--glyph);
}
.g-master {
	color: var(--master);
}

/* command block with a copy button */
.d-cmd {
	display: flex;
	align-items: center;
	gap: 12px;
	margin: 0 0 16px;
	background: var(--panel);
	border: 1px solid var(--border);
	border-radius: 6px;
	padding: 8px 8px 8px 18px;
}
.d-cmd pre {
	flex: 1;
	min-width: 0;
	margin: 0;
	white-space: pre-wrap;
	overflow-wrap: anywhere;
	font: 14px / 28px var(--mono);
	color: var(--heading);
}
.d-cmd pre .p {
	color: var(--muted);
	user-select: none;
}
.d-cmd pre .c {
	color: var(--muted);
}
.d-copy {
	flex: none;
	align-self: flex-start;
	width: 44px;
	height: 44px;
	border: 0;
	border-radius: 4px;
	background: transparent;
	color: var(--muted);
	cursor: pointer;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 0;
}
.d-copy:hover,
.d-copy:focus-visible {
	color: var(--heading);
	background: var(--raised);
}
.d-copy .done {
	display: none;
}
.d-copy.is-copied .idle {
	display: none;
}
.d-copy.is-copied .done {
	display: contents;
}

/* tables */
.d-table {
	margin: 0 0 18px;
	overflow-x: auto;
	border: 1px solid var(--line);
	border-radius: 6px;
}
.d-table table {
	width: 100%;
	border-collapse: collapse;
	font-size: 14px;
	line-height: 1.5;
}
.d-table th,
.d-table td {
	padding: 9px 14px;
	text-align: left;
	vertical-align: top;
	border-bottom: 1px solid var(--line);
}
.d-table tr:last-child td {
	border-bottom: 0;
}
.d-table th {
	font: 500 11px / 1.4 var(--mono);
	letter-spacing: 0.1em;
	color: var(--muted);
	background: var(--panel);
}
.d-table td:first-child {
	white-space: nowrap;
}
.d-table td kbd + kbd {
	margin-left: 3px;
}

.d-note {
	margin: 0 0 16px;
	padding: 12px 16px;
	border-left: 2px solid var(--accent);
	background: var(--panel);
	border-radius: 0 6px 6px 0;
	font-size: 15px;
	color: var(--text-2);
}
.d-note strong {
	color: var(--heading);
}

/* a terminal-like sample of the master input */
.d-term {
	margin: 0 0 16px;
	padding: 12px 16px;
	border: 1px solid var(--line);
	border-radius: 6px;
	background: var(--panel);
	font: 13px / 1.7 var(--mono);
	color: var(--text-2);
	white-space: pre-wrap;
	overflow-wrap: anywhere;
}
.d-term .u {
	color: var(--heading);
}
.d-term .m {
	color: var(--master);
}
.d-term .h {
	color: var(--muted);
}

/* a GIF recorded from the TUI (scripts/demo/docs) */
.d-gif {
	margin: 4px 0 20px;
}
.d-gif-link {
	display: block;
}
.d-gif img {
	display: block;
	width: 100%;
	height: auto;
	border: 1px solid var(--line);
	border-radius: 6px;
	background: var(--bg);
}
.d-gif figcaption {
	margin-top: 8px;
	font-size: 14px;
	color: var(--muted);
}

.d-next {
	display: flex;
	flex-wrap: wrap;
	gap: 12px 28px;
	margin-top: 8px;
	font-size: 15px;
}

/* ---- footer (same as the main page's) ---- */
.d-foot {
	border-top: 1px solid var(--line);
}
.d-foot-in {
	max-width: 1180px;
	margin: 0 auto;
	padding: 28px 24px;
	box-sizing: border-box;
	display: flex;
	flex-wrap: wrap;
	gap: 16px 28px;
	align-items: center;
	justify-content: space-between;
	font-size: 14px;
	color: var(--muted);
}
.d-foot-in > div {
	display: flex;
	gap: 24px;
	flex-wrap: wrap;
}
.d-foot-in p {
	flex-basis: 100%;
	margin: 0;
	font-size: 12px;
	line-height: 1.6;
}

/* ---- phones and narrow windows: the sidebar becomes a menu under the bar ---- */
@media (max-width: 899px) {
	.d-wrap {
		display: block;
		padding: 0 16px;
	}
	.d-side {
		position: sticky;
		top: 64px;
		z-index: 10;
		max-height: none;
		overflow: visible;
		padding: 0;
		margin: 0 -16px;
		background: var(--bg);
		border-bottom: 1px solid var(--line);
	}
	.d-side summary {
		display: flex;
		align-items: center;
		justify-content: space-between;
		min-height: 44px;
		padding: 0 16px;
		cursor: pointer;
		list-style: none;
		font: 500 12px / 1 var(--mono);
		letter-spacing: 0.14em;
		color: var(--text-2);
	}
	.d-side summary::-webkit-details-marker {
		display: none;
	}
	.d-side summary::after {
		content: "▾";
		color: var(--muted);
	}
	.d-side[open] summary::after {
		content: "▴";
	}
	.d-side-list {
		padding: 4px 16px 12px;
		max-height: 60vh;
		overflow-y: auto;
	}
	.d-main {
		padding-top: 32px;
	}
	.d-bar-in {
		padding: 0 16px;
	}
	.d-foot-in {
		padding: 28px 16px;
	}
}
/* Too narrow to read 104 terminal columns: keep them legible and scroll sideways. */
@media (max-width: 599px) {
	.d-gif-link {
		overflow-x: auto;
	}
	.d-gif img {
		width: 640px;
		max-width: none;
	}
}
@media (max-width: 479px) {
	.d-nav {
		gap: 16px;
	}
	.d-logo span {
		display: none;
	}
	.d-table td:first-child {
		white-space: normal;
	}
}
/* narrow screens: drop Home (the pill's version is already gone below 900px) so Docs, Why and
   Star fit beside the logo; on the narrowest phones Why moves to the footer only */
@media (max-width: 639px) {
	.d-nav .d-wide {
		display: none;
	}
}
@media (max-width: 359px) {
	.d-nav .d-narrow {
		display: none;
	}
}