/* ── tokens ─────────────────────────────────────────────────────────── */

:root {
	--ink: #100e15;
	--ink-raised: #17141d;
	--ink-card: #1c1824;
	--rule: #2c2734;
	--rule-bright: #3c3548;
	--parchment: #ece7dc;
	--parchment-dim: #a49fb0;
	--parchment-faint: #918ca1;
	--gilt: #cf9f4c;
	--gilt-bright: #e8c377;
	--arcane: #8d7cf5;
	--arcane-bright: #a698f8;
	--arcane-dim: #5c4fb0;
	--arcane-glow: rgba(141, 124, 245, 0.35);
	--font-display: "Petrona", "Iowan Old Style", Georgia, serif;
	--font-body: "Space Grotesk", ui-sans-serif, system-ui, sans-serif;
	--font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", monospace;
}

/* ── reset ──────────────────────────────────────────────────────────── */

*,
*::before,
*::after {
	box-sizing: border-box;
}

* {
	margin: 0;
}

html {
	font-size: 16px;
	scroll-behavior: smooth;
}

body {
	position: relative;
	background: var(--ink);
	color: var(--parchment);
	font-family: var(--font-body);
	font-size: 1.05rem;
	line-height: 1.65;
	-webkit-font-smoothing: antialiased;
	overflow-x: hidden;
}

/* fine paper grain: low-opacity turbulence, fixed over the whole page */
body::before {
	content: "";
	position: fixed;
	inset: 0;
	z-index: 0;
	pointer-events: none;
	opacity: 0.05;
	mix-blend-mode: overlay;
	background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

img {
	display: block;
	max-width: 100%;
}

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

button {
	font: inherit;
	color: inherit;
	background: none;
	border: 0;
	cursor: pointer;
}

input,
textarea {
	font: inherit;
	color: inherit;
}

h1,
h2,
h3 {
	font-family: var(--font-display);
	font-weight: 480;
	letter-spacing: -0.01em;
	line-height: 1.08;
}

code,
pre,
.mono {
	font-family: var(--font-mono);
}

::selection {
	background: var(--gilt);
	color: var(--ink);
}

:focus-visible {
	outline: 2px solid var(--arcane);
	outline-offset: 3px;
	border-radius: 2px;
}

@media (prefers-reduced-motion: reduce) {
	html {
		scroll-behavior: auto;
	}
	*,
	*::before,
	*::after {
		animation-duration: 0.001ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: 0.001ms !important;
		scroll-behavior: auto !important;
	}
}

/* ── shared layout ──────────────────────────────────────────────────── */

.container {
	position: relative;
	z-index: 1;
	max-width: 1180px;
	margin-inline: auto;
	padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

.eyebrow {
	display: inline-flex;
	align-items: center;
	gap: 0.55rem;
	font-family: var(--font-mono);
	font-size: 0.74rem;
	font-weight: 500;
	letter-spacing: 0.16em;
	text-transform: uppercase;
	color: var(--gilt);
}

.divider {
	display: flex;
	align-items: center;
	gap: 1.25rem;
	color: var(--rule-bright);
	max-width: 1180px;
	margin-inline: auto;
	padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

.divider::before,
.divider::after {
	content: "";
	flex: 1;
	height: 1px;
	background: var(--rule);
}

/* ── shared components ──────────────────────────────────────────────── */

.btn {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	padding: 0.7rem 1.35rem;
	border-radius: 3px;
	font-family: var(--font-mono);
	font-size: 0.86rem;
	font-weight: 500;
	letter-spacing: 0.02em;
	white-space: nowrap;
	transition:
		transform 0.15s ease,
		box-shadow 0.15s ease,
		background 0.15s ease,
		border-color 0.15s ease;
}

.btn-gilt {
	background: var(--gilt);
	color: #221a0d;
	border: 1px solid var(--gilt);
}

.btn-gilt:hover {
	background: var(--gilt-bright);
	border-color: var(--gilt-bright);
	transform: translateY(-1px);
}

.btn-ghost {
	background: transparent;
	color: var(--parchment);
	border: 1px solid var(--rule-bright);
}

.btn-ghost:hover {
	border-color: var(--arcane);
	color: var(--arcane);
}

.code-panel {
	background: var(--ink-raised);
	border: 1px solid var(--rule);
	border-radius: 6px;
	overflow: hidden;
}

.code-panel .code-panel-head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 0.6rem 1rem;
	border-bottom: 1px solid var(--rule);
	font-family: var(--font-mono);
	font-size: 0.72rem;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	color: var(--parchment-faint);
}

.code-panel pre {
	margin: 0;
	padding: 1.1rem 1.25rem;
	font-family: var(--font-mono);
	font-size: 0.86rem;
	line-height: 1.65;
	overflow-x: auto;
	color: var(--parchment-dim);
}

.code-panel .tok-kw {
	color: var(--arcane);
}

.code-panel .tok-fn {
	color: var(--gilt-bright);
}

.code-panel .tok-cm {
	color: var(--parchment-faint);
	font-style: italic;
}

.code-panel .tok-str {
	color: #b7c99a;
}

/* ── nav ────────────────────────────────────────────────────────────── */

.nav {
	position: sticky;
	top: 0;
	z-index: 40;
	background: rgba(16, 14, 21, 0.82);
	backdrop-filter: blur(10px);
	border-bottom: 1px solid var(--rule);
}

.nav-inner {
	display: flex;
	align-items: center;
	gap: 2rem;
	padding-block: 1.05rem;
}

.nav-mark {
	display: flex;
	align-items: center;
	gap: 0.55rem;
	font-family: var(--font-display);
	font-size: 1.2rem;
	color: var(--parchment);
	margin-right: auto;
}

.nav-mark .glyph {
	color: var(--gilt);
	flex-shrink: 0;
}

.nav-links {
	display: flex;
	align-items: center;
	gap: 1.75rem;
	font-size: 0.92rem;
	color: var(--parchment-dim);
}

.nav-links a:hover {
	color: var(--arcane);
}

/* Three links fit a phone once the gutters tighten. Hiding them with no
   replacement made Docs unreachable from the nav on mobile. */
@media (max-width: 760px) {
	.nav-links {
		gap: 1.1rem;
		font-size: 0.86rem;
	}
}

@media (max-width: 420px) {
	.nav-links {
		gap: 0.85rem;
		font-size: 0.8rem;
	}
}

/* ── hero ───────────────────────────────────────────────────────────── */

.hero {
	position: relative;
	padding-block: clamp(3.5rem, 8vw, 6.5rem) clamp(4rem, 9vw, 7rem);
	overflow: hidden;
}

.hero::before {
	content: "";
	position: absolute;
	top: -12rem;
	right: -8rem;
	width: 42rem;
	height: 42rem;
	background: radial-gradient(circle, var(--arcane-glow) 0%, transparent 68%);
	pointer-events: none;
	z-index: 0;
}

.hero-inner {
	display: grid;
	grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
	gap: clamp(2.5rem, 5vw, 4rem);
	align-items: center;
}

/* Scaled so "Write reactive code." and "Ship vanilla DOM." each hold one
   line in the half-width copy column. At 4.4rem the second clause broke
   after "vanilla" and the headline ran to four lines. */
.hero-copy h1 {
	font-size: clamp(2.35rem, 3.9vw, 3.35rem);
	line-height: 1.12;
	color: var(--parchment);
	margin-top: 1.1rem;
}

.hero-copy h1 em {
	color: var(--gilt-bright);
	font-style: italic;
}

.hero-sub {
	margin-top: 1.4rem;
	max-width: 46ch;
	font-size: 1.08rem;
	color: var(--parchment-dim);
	line-height: 1.7;
}

.hero-sub code,
.grimoire-features code,
.section-lede code {
	color: var(--parchment);
	background: var(--ink-raised);
	border: 1px solid var(--rule);
	border-radius: 3px;
	padding: 0.05rem 0.35rem;
	font-size: 0.92em;
	white-space: nowrap;
}

.hero-actions {
	display: flex;
	align-items: center;
	gap: 0.9rem;
	margin-top: 2.1rem;
}

.codex {
	position: relative;
	z-index: 1;
	display: flex;
	flex-direction: column;
	background: var(--ink-card);
	border: 1px solid var(--rule);
	border-radius: 10px;
	box-shadow: 0 30px 70px -30px rgba(0, 0, 0, 0.65);
	overflow: hidden;
}

.codex-page {
	padding: 1.1rem 1.25rem;
	min-width: 0;
}

.codex-page-out {
	background: rgba(141, 124, 245, 0.05);
}

.codex-label {
	font-family: var(--font-mono);
	font-size: 0.68rem;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: var(--parchment-faint);
	margin-bottom: 0.75rem;
}

.codex-page-out .codex-label {
	color: var(--arcane);
}

.codex pre {
	font-family: var(--font-mono);
	font-size: 0.78rem;
	line-height: 1.65;
	color: var(--parchment-dim);
	white-space: pre-wrap;
	overflow-wrap: normal;
}

.codex-spine {
	display: flex;
	align-items: center;
	justify-content: center;
	color: var(--gilt);
	background: var(--ink-raised);
	padding: 0.5rem;
	border-block: 1px solid var(--rule);
}

.codex-caption {
	margin-top: 0.9rem;
	font-size: 0.78rem;
	color: var(--parchment-faint);
	font-family: var(--font-mono);
}

@media (max-width: 980px) {
	.hero-inner {
		grid-template-columns: minmax(0, 1fr);
	}
}

/* ── section scaffolding ────────────────────────────────────────────── */

section {
	padding-block: clamp(3.5rem, 7vw, 5.5rem);
}

.section-lede {
	margin-top: 1rem;
	max-width: 58ch;
	color: var(--parchment-dim);
	font-size: 1.03rem;
}

section h2 {
	font-size: clamp(1.9rem, 3.4vw, 2.7rem);
	margin-top: 0.6rem;
}

/* ── live circuit ───────────────────────────────────────────────────── */

.circuit {
	display: flex;
	flex-wrap: wrap;
	align-items: stretch;
	gap: 1rem;
	margin-top: 2.5rem;
	padding: 1.5rem;
	background: var(--ink-raised);
	border: 1px solid var(--rule);
	border-radius: 8px;
}

.circuit-item {
	flex: 1;
	min-width: 11rem;
	display: flex;
	flex-direction: column;
	gap: 0.6rem;
}

.circuit-label {
	font-family: var(--font-mono);
	font-size: 0.78rem;
	color: var(--gilt);
}

.circuit-counter {
	display: flex;
	align-items: center;
	gap: 0.75rem;
}

.circuit-counter button {
	width: 2.1rem;
	height: 2.1rem;
	border: 1px solid var(--rule-bright);
	border-radius: 4px;
	font-family: var(--font-mono);
	font-size: 1rem;
	transition:
		border-color 0.15s ease,
		color 0.15s ease;
}

.circuit-counter button:hover {
	border-color: var(--arcane);
	color: var(--arcane);
}

.circuit-value {
	font-family: var(--font-mono);
	font-size: 1.35rem;
	color: var(--parchment);
}

.circuit-arrow {
	display: flex;
	align-items: center;
	color: var(--parchment-faint);
	font-family: var(--font-mono);
}

@media (max-width: 720px) {
	.circuit {
		flex-direction: column;
	}
	.circuit-arrow {
		transform: rotate(90deg);
		align-self: center;
	}
}

/* ── sigil grid ─────────────────────────────────────────────────────── */

/* minmax(0, 1fr), not 1fr: the `white-space: pre` code block in each card
   contributes its full intrinsic width to an `auto` track minimum, which
   pushed the grid 400px wide inside a 390px viewport. */
.sigil-grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 1px;
	margin-top: 2.5rem;
	background: var(--rule);
	border: 1px solid var(--rule);
	border-radius: 8px;
	overflow: hidden;
}

@media (max-width: 900px) {
	.sigil-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media (max-width: 560px) {
	.sigil-grid {
		grid-template-columns: minmax(0, 1fr);
	}
}

.sigil-card {
	background: var(--ink-card);
	padding: 1.5rem;
	min-width: 0;
	display: flex;
	flex-direction: column;
	gap: 0.85rem;
}

.sigil-card-glyph {
	color: var(--gilt);
}

.sigil-card h3 {
	font-family: var(--font-mono);
	font-size: 0.98rem;
	color: var(--parchment);
	font-weight: 500;
}

.sigil-card p {
	color: var(--parchment-dim);
	font-size: 0.92rem;
	line-height: 1.55;
}

.sigil-card code {
	margin-top: auto;
	font-family: var(--font-mono);
	font-size: 0.78rem;
	color: var(--parchment-faint);
	background: var(--ink-raised);
	border: 1px solid var(--rule);
	border-radius: 4px;
	padding: 0.55rem 0.65rem;
	line-height: 1.55;
	overflow-x: auto;
	white-space: pre;
}

/* ── no virtual dom ─────────────────────────────────────────────────── */

.novdom {
	background: var(--ink-raised);
	border-block: 1px solid var(--rule);
}

.novdom-compare {
	display: flex;
	flex-direction: column;
	gap: 1px;
	margin-top: 2.5rem;
	background: var(--rule);
	border: 1px solid var(--rule);
	border-radius: 8px;
	overflow: hidden;
}

.novdom-col {
	background: var(--ink-card);
	padding: 1.75rem;
}

.novdom-col-sigil {
	background: rgba(141, 124, 245, 0.05);
}

.novdom-col-label {
	font-family: var(--font-mono);
	font-size: 0.72rem;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: var(--parchment-faint);
	margin-bottom: 1.1rem;
}

/* The violet tint lifts this panel to #312b3e, where --arcane lands at
   4.1:1 and --parchment-faint at 2.5:1. Both need the brighter step. */
.novdom-col-sigil .novdom-col-label {
	color: var(--arcane-bright);
}

.novdom-steps {
	list-style: none;
	display: flex;
	flex-direction: column;
	gap: 0.9rem;
	counter-reset: step;
}

.novdom-steps li {
	position: relative;
	padding-left: 2.1rem;
	color: var(--parchment-dim);
	line-height: 1.5;
}

.novdom-steps li::before {
	counter-increment: step;
	content: counter(step);
	position: absolute;
	left: 0;
	top: -0.05rem;
	width: 1.4rem;
	height: 1.4rem;
	display: flex;
	align-items: center;
	justify-content: center;
	font-family: var(--font-mono);
	font-size: 0.72rem;
	color: var(--parchment-faint);
	border: 1px solid var(--rule-bright);
	border-radius: 50%;
}

.novdom-col-sigil .novdom-steps li::before {
	color: var(--arcane-bright);
	border-color: var(--arcane-dim);
}

.novdom-note {
	margin-top: 1.1rem;
	padding-top: 1.1rem;
	border-top: 1px solid var(--rule);
	color: var(--parchment-dim);
	font-size: 0.86rem;
	line-height: 1.6;
}

.novdom-note code {
	color: var(--parchment-dim);
	background: var(--ink);
	border: 1px solid var(--rule);
	border-radius: 3px;
	padding: 0.05rem 0.35rem;
	font-size: 0.92em;
	white-space: nowrap;
}

.novdom-close {
	margin-top: 1.75rem;
	color: var(--parchment-dim);
	font-size: 1rem;
	max-width: 56ch;
}

/* ── grimoire section ───────────────────────────────────────────────── */

.grimoire-inner {
	display: grid;
	grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
	gap: clamp(2.5rem, 5vw, 4rem);
	align-items: start;
}

.grimoire-features {
	list-style: none;
	display: flex;
	flex-direction: column;
	gap: 0.95rem;
	margin-top: 1.75rem;
}

.grimoire-features li {
	display: flex;
	align-items: flex-start;
	gap: 0.75rem;
	color: var(--parchment-dim);
	line-height: 1.5;
}

.grimoire-features .glyph {
	flex-shrink: 0;
	margin-top: 0.15rem;
	color: var(--gilt);
}

.grimoire-tree pre,
.grimoire-code pre {
	color: var(--parchment-dim);
}

.grimoire-tree {
	margin-bottom: 1.25rem;
}

@media (max-width: 900px) {
	.grimoire-inner {
		grid-template-columns: minmax(0, 1fr);
	}
}

/* ── quickstart ─────────────────────────────────────────────────────── */

.quickstart {
	text-align: center;
}

.quickstart-inner {
	display: flex;
	flex-direction: column;
	align-items: center;
}

.quickstart .code-panel {
	margin-top: 2.25rem;
	width: 100%;
	max-width: 30rem;
	text-align: left;
}

.quickstart .code-panel pre {
	color: var(--parchment);
}

.quickstart .code-panel .tok-prompt {
	color: var(--parchment-faint);
}

.quickstart-note {
	margin-top: 1.5rem;
	max-width: 46ch;
	color: var(--parchment-dim);
}

.quickstart-actions {
	margin-top: 1.75rem;
}

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

.footer {
	border-top: 1px solid var(--rule);
	padding-block: 3.5rem 2rem;
}

.footer-inner {
	display: grid;
	grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
	gap: 3rem;
}

.footer-brand p {
	margin-top: 0.9rem;
	max-width: 32ch;
	color: var(--parchment-dim);
	font-size: 0.92rem;
	line-height: 1.6;
}

.footer-links {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 10rem));
	gap: 2rem;
	justify-content: end;
}

.footer-links h3 {
	font-family: var(--font-mono);
	font-size: 0.74rem;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	color: var(--parchment-faint);
	margin-bottom: 0.9rem;
}

.footer-links a {
	display: block;
	color: var(--parchment-dim);
	font-size: 0.9rem;
	padding-block: 0.35rem;
}

.footer-links a:hover {
	color: var(--arcane);
}

.footer-bottom {
	display: flex;
	align-items: center;
	justify-content: space-between;
	margin-top: 3rem;
	padding-top: 1.5rem;
	border-top: 1px solid var(--rule);
	font-size: 0.8rem;
	color: var(--parchment-faint);
}

@media (max-width: 720px) {
	.footer-inner {
		grid-template-columns: minmax(0, 1fr);
	}
	.footer-links {
		justify-content: start;
	}
}

/* ── docs ───────────────────────────────────────────────────────────── */

.docs-landing,
.docs-shell {
	padding-block: clamp(2.5rem, 6vw, 4rem) 6rem;
}

/* landing */

.docs-landing-header h1 {
	font-size: clamp(2.1rem, 4vw, 3rem);
	margin-top: 0.6rem;
	max-width: 24ch;
}

.docs-landing-header > p:not(.eyebrow) {
	margin-top: 1rem;
	max-width: 56ch;
	color: var(--parchment-dim);
	line-height: 1.7;
}

.docs-quickstart {
	margin-top: 2.25rem;
	max-width: 32rem;
}

.docs-card-grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 1.25rem;
	margin-top: 3rem;
}

.docs-card {
	display: flex;
	flex-direction: column;
	gap: 0.55rem;
	padding: 1.5rem 1.6rem;
	background: var(--ink-raised);
	border: 1px solid var(--rule);
	border-radius: 6px;
	transition:
		border-color 160ms ease,
		transform 160ms ease;
}

.docs-card:hover {
	border-color: var(--arcane-dim);
	transform: translateY(-2px);
}

.docs-card .glyph {
	color: var(--gilt);
}

.docs-card h2 {
	font-size: 1.15rem;
	font-family: var(--font-body);
}

.docs-card p {
	color: var(--parchment-dim);
	font-size: 0.92rem;
	line-height: 1.6;
}

.docs-card-cta {
	margin-top: auto;
	padding-top: 0.75rem;
	font-family: var(--font-mono);
	font-size: 0.76rem;
	color: var(--arcane);
}

/* shell layout */

.docs-shell {
	display: grid;
	grid-template-columns: 15rem minmax(0, 1fr);
	gap: 3rem;
	align-items: start;
}

.docs-shell.has-toc {
	grid-template-columns: 15rem minmax(0, 1fr) 12rem;
}

.docs-side {
	position: sticky;
	top: 5.5rem;
	max-height: calc(100vh - 7rem);
	overflow-y: auto;
	border-right: 1px solid var(--rule);
	padding-right: 1.5rem;
}

.docs-menu {
	display: none;
}

.docs-group + .docs-group {
	margin-top: 1.7rem;
}

.docs-group-label {
	display: flex;
	align-items: center;
	gap: 0.45rem;
	font-family: var(--font-mono);
	font-size: 0.72rem;
	text-transform: uppercase;
	letter-spacing: 0.14em;
	color: var(--parchment-faint);
	margin-bottom: 0.5rem;
}

.docs-group-label .glyph {
	color: var(--gilt);
	flex-shrink: 0;
}

.docs-nav a {
	display: block;
	font-size: 0.88rem;
	line-height: 1.4;
	color: var(--parchment-dim);
	padding: 0.28rem 0 0.28rem 0.9rem;
	border-left: 2px solid var(--rule);
	transition:
		color 120ms ease,
		border-color 120ms ease;
}

.docs-nav a:hover {
	color: var(--parchment);
	border-left-color: var(--gilt);
}

.docs-nav a.is-active {
	color: var(--arcane);
	border-left-color: var(--arcane);
}

/* article */

.doc-article {
	min-width: 0;
}

.docs-crumbs {
	display: flex;
	align-items: center;
	gap: 0.55rem;
	font-family: var(--font-mono);
	font-size: 0.74rem;
	color: var(--parchment-faint);
}

.docs-crumbs a:hover {
	color: var(--arcane);
}

.docs-crumbs em {
	font-style: normal;
	color: var(--parchment-dim);
}

.doc-article > h1 {
	font-size: clamp(1.9rem, 3.5vw, 2.5rem);
	margin-top: 0.9rem;
}

.doc-article h2 {
	font-size: 1.45rem;
	margin-top: 2.6rem;
	padding-top: 1.6rem;
	border-top: 1px solid var(--rule);
	scroll-margin-top: 5rem;
}

.doc-article h2:first-of-type {
	margin-top: 2.2rem;
}

.doc-article h3 {
	font-size: 1.08rem;
	margin-top: 1.9rem;
	scroll-margin-top: 5rem;
}

.doc-article p,
.doc-article ul,
.doc-article ol {
	margin-top: 0.85rem;
	color: var(--parchment-dim);
	max-width: 70ch;
	line-height: 1.7;
}

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

.doc-article li + li {
	margin-top: 0.35rem;
}

.doc-article li::marker {
	color: var(--gilt);
}

.doc-article a {
	text-decoration: underline;
	text-decoration-color: var(--rule-bright);
	text-underline-offset: 3px;
}

.doc-article a:hover {
	color: var(--arcane);
	text-decoration-color: var(--arcane);
}

.doc-article p code,
.doc-article li code,
.docs-note code {
	font-size: 0.84em;
	color: var(--parchment);
	background: var(--ink-raised);
	border: 1px solid var(--rule);
	border-radius: 4px;
	padding: 0.1em 0.35em;
}

.doc-article .code-panel {
	margin-top: 1.1rem;
}

.doc-article .code-panel.is-compact {
	background: transparent;
	border: none;
	border-left: 2px solid var(--rule-bright);
	border-radius: 0;
	padding-left: 1.1rem;
}

.doc-article .code-panel.is-compact pre {
	padding: 0;
}

.code-panel-head span {
	font-family: var(--font-mono);
	font-size: 0.7rem;
	text-transform: uppercase;
	letter-spacing: 0.12em;
	color: var(--parchment-faint);
}

.code-copy {
	font-family: var(--font-mono);
	font-size: 0.68rem;
	letter-spacing: 0.06em;
	color: var(--parchment-faint);
	background: transparent;
	border: 1px solid var(--rule-bright);
	border-radius: 4px;
	padding: 0.22rem 0.6rem;
	cursor: pointer;
	transition:
		color 120ms ease,
		border-color 120ms ease;
}

.code-copy:hover {
	color: var(--arcane);
	border-color: var(--arcane);
}

.code-copy:active {
	transform: translateY(1px);
}

.docs-note {
	margin-top: 1rem;
	padding-left: 1rem;
	border-left: 2px solid var(--arcane-dim);
	color: var(--parchment-dim);
	font-size: 0.92rem;
	line-height: 1.65;
	max-width: 62ch;
}

/* right rail outline */

.docs-toc-rail {
	position: sticky;
	top: 5.5rem;
	display: flex;
	flex-direction: column;
}

.docs-toc-rail p {
	font-family: var(--font-mono);
	font-size: 0.72rem;
	text-transform: uppercase;
	letter-spacing: 0.14em;
	color: var(--parchment-faint);
	margin-bottom: 0.5rem;
}

.docs-toc-rail a {
	font-size: 0.8rem;
	line-height: 1.45;
	color: var(--parchment-faint);
	padding: 0.2rem 0 0.2rem 0.85rem;
	border-left: 2px solid var(--rule);
}

.docs-toc-rail a:hover {
	color: var(--arcane);
	border-left-color: var(--arcane);
}

/* prev / next pager */

.docs-pager {
	display: flex;
	justify-content: space-between;
	gap: 1rem;
	margin-top: 3.5rem;
	padding-top: 1.5rem;
	border-top: 1px solid var(--rule);
}

.docs-pager a {
	display: flex;
	flex-direction: column;
	gap: 0.25rem;
	text-decoration: none;
	max-width: 46%;
}

.docs-pager small {
	font-family: var(--font-mono);
	font-size: 0.68rem;
	text-transform: uppercase;
	letter-spacing: 0.14em;
	color: var(--parchment-faint);
}

.docs-pager a:hover small {
	color: var(--arcane);
}

.docs-pager .pager-next {
	text-align: right;
	margin-left: auto;
	align-items: flex-end;
}

/* missing page */

.docs-missing {
	display: flex;
	flex-direction: column;
	align-items: flex-start;
	gap: 0.9rem;
	padding-block: clamp(4rem, 10vw, 6rem);
	max-width: 42rem;
}

.docs-missing h1 {
	font-size: clamp(1.9rem, 4vw, 2.6rem);
}

.docs-missing p {
	color: var(--parchment-dim);
}

@media (max-width: 1100px) {
	.docs-shell.has-toc {
		grid-template-columns: 15rem minmax(0, 1fr);
	}
	.docs-toc-rail {
		display: none;
	}
}

@media (max-width: 960px) {
	.docs-shell,
	.docs-shell.has-toc {
		grid-template-columns: minmax(0, 1fr);
		gap: 0;
	}
	.docs-side {
		display: none;
	}
	.docs-menu {
		display: block;
		margin-bottom: 1.75rem;
		border: 1px solid var(--rule);
		border-radius: 6px;
		background: var(--ink-raised);
	}
	.docs-menu summary {
		cursor: pointer;
		padding: 0.7rem 1rem;
		font-family: var(--font-mono);
		font-size: 0.78rem;
		text-transform: uppercase;
		letter-spacing: 0.14em;
		color: var(--parchment-dim);
		list-style: none;
	}
	.docs-menu summary::before {
		content: "+ ";
	}
	.docs-menu[open] summary::before {
		content: "- ";
	}
	.docs-menu .docs-nav {
		padding: 0.25rem 1rem 1rem;
	}
	.docs-menu .docs-nav a {
		border-left: none;
		padding-left: 0.9rem;
	}
	.docs-menu .docs-nav a.is-active {
		color: var(--arcane);
	}
}

@media (max-width: 720px) {
	.docs-card-grid {
		grid-template-columns: minmax(0, 1fr);
	}
	.docs-pager {
		flex-direction: column;
	}
	.docs-pager a,
	.docs-pager .pager-next {
		max-width: 100%;
		align-items: flex-start;
		text-align: left;
	}
}

/* ── error page ─────────────────────────────────────────────────────── */

.error-page {
	display: flex;
	flex-direction: column;
	align-items: flex-start;
	gap: 0.9rem;
	padding-block: clamp(4rem, 12vw, 7rem);
	max-width: 42rem;
}

.error-glyph {
	color: var(--arcane);
	margin-bottom: 0.5rem;
}

.error-page h1 {
	font-size: clamp(1.9rem, 4vw, 2.6rem);
}

.error-page p {
	color: var(--parchment-dim);
}

.error-page .btn {
	margin-top: 0.75rem;
}