/*
 * leptos_aria website.
 *
 * The brand is the focus ring: every focusable thing on the page gets the
 * same offset vermilion outline the logo wears. Tab through the page.
 */

/* Both families are self-hosted under fonts/ (SIL OFL 1.1; the licences sit
 * beside the files) and preloaded from the document head, so they arrive
 * alongside the stylesheet instead of swapping in after first paint. */

@font-face {
	font-family: "Bricolage Grotesque";
	font-style: normal;
	font-weight: 400 800;
	font-stretch: 100%;
	font-display: swap;
	src: url("fonts/bricolage-grotesque-latin-ext.woff2") format("woff2");
	unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
	font-family: "Bricolage Grotesque";
	font-style: normal;
	font-weight: 400 800;
	font-stretch: 100%;
	font-display: swap;
	src: url("fonts/bricolage-grotesque-latin.woff2") format("woff2");
	unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
	font-family: "Fragment Mono";
	font-style: normal;
	font-weight: 400;
	font-display: swap;
	src: url("fonts/fragment-mono-latin-ext.woff2") format("woff2");
	unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
	font-family: "Fragment Mono";
	font-style: normal;
	font-weight: 400;
	font-display: swap;
	src: url("fonts/fragment-mono-latin.woff2") format("woff2");
	unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
	color-scheme: light dark;

	--bg: #f6f2ea;
	--bg-raised: #fffaf2;
	--bg-code: #eee6d8;
	--ink: #17140f;
	--muted: #5f584d;
	--line: #ddd3c3;
	--accent: #ff4a1c;
	--accent-text: #b72a07;
	--on-accent: #fffaf2;
	--grid: rgb(23 20 15 / 0.07);

	--tok-k: #9c2c0e;
	--tok-s: #2f6a3a;
	--tok-a: #6b4a12;
	--tok-p: #8a8174;

	--font-display: "Bricolage Grotesque", ui-sans-serif, system-ui, sans-serif;
	--font-mono: "Fragment Mono", ui-monospace, "SF Mono", Menlo, monospace;

	--radius: 14px;
	--gutter: clamp(1rem, 4vw, 2.5rem);
	--measure: 72rem;
}

@media (prefers-color-scheme: dark) {
	:root {
		--bg: #121110;
		--bg-raised: #1b1a18;
		--bg-code: #1f1d1a;
		--ink: #f3ede3;
		--muted: #a89f92;
		--line: #2f2c28;
		--accent: #ff5a2e;
		--accent-text: #ff8a63;
		--on-accent: #1b0a04;
		--grid: rgb(243 237 227 / 0.06);

		--tok-k: #ff8a63;
		--tok-s: #9fd39a;
		--tok-a: #e8c27a;
		--tok-p: #7d766b;
	}
}

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

html {
	-webkit-text-size-adjust: 100%;
	scroll-padding-top: 2rem;
}

body {
	margin: 0;
	background: var(--bg);
	color: var(--ink);
	font-family: var(--font-display);
	font-size: 1.0625rem;
	font-optical-sizing: auto;
	line-height: 1.6;
	text-rendering: optimizeLegibility;
	-webkit-font-smoothing: antialiased;
}

/* The focus ring is the brand. */
:focus-visible {
	outline: 3px solid var(--accent);
	outline-offset: 4px;
	border-radius: 6px;
}

main:focus {
	outline: none;
}

a {
	color: var(--accent-text);
	text-decoration-thickness: 1px;
	text-underline-offset: 0.2em;
}

a:hover {
	text-decoration-thickness: 2px;
}

code,
kbd,
pre {
	font-family: var(--font-mono);
	font-size: 0.875em;
}

:not(pre) > code {
	padding: 0.1em 0.35em;
	border-radius: 5px;
	background: var(--bg-code);
}

kbd {
	padding: 0.05em 0.4em;
	border: 1px solid var(--line);
	border-bottom-width: 2px;
	border-radius: 5px;
	background: var(--bg-raised);
}

pre {
	margin: 0;
	padding: 1rem 1.15rem;
	overflow-x: auto;
	border: 1px solid var(--line);
	border-radius: var(--radius);
	background: var(--bg-code);
	line-height: 1.55;
	tab-size: 2;
}

h1,
h2,
h3 {
	line-height: 1.1;
	letter-spacing: -0.02em;
	text-wrap: balance;
}

p {
	text-wrap: pretty;
}

.tok-k { color: var(--tok-k); }
.tok-s { color: var(--tok-s); }
.tok-a { color: var(--tok-a); }
.tok-p,
.tok-c { color: var(--tok-p); }

/* Skip link: hidden until focused. */
.skip-link {
	position: absolute;
	top: 0.75rem;
	left: 0.75rem;
	z-index: 10;
	padding: 0.5rem 0.9rem;
	border-radius: 8px;
	background: var(--ink);
	color: var(--bg);
	transform: translateY(-200%);
}

.skip-link:focus-visible {
	transform: none;
}

/* Header and footer */

.site-header,
.site-footer,
main {
	width: 100%;
	max-width: var(--measure);
	margin-inline: auto;
	padding-inline: var(--gutter);
}

.site-header {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	gap: 0.75rem 1.5rem;
	padding-block: 1.25rem;
}

.brand {
	display: inline-flex;
	align-items: center;
	gap: 0.6rem;
	color: var(--ink);
	font-size: 1.15rem;
	font-weight: 700;
	letter-spacing: -0.02em;
	text-decoration: none;
}

.brand-mark {
	width: 2rem;
	height: 2rem;
	color: var(--accent);
}

.brand-underscore {
	color: var(--accent-text);
}

.site-nav {
	display: flex;
	flex-wrap: wrap;
	gap: 0.25rem;
}

.site-nav a {
	padding: 0.35rem 0.7rem;
	border-radius: 999px;
	color: var(--muted);
	font-size: 0.95rem;
	font-weight: 500;
	text-decoration: none;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
	background: var(--bg-code);
	color: var(--ink);
}

.site-footer {
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
	gap: 0.5rem 2rem;
	margin-top: 5rem;
	padding-block: 2rem 3rem;
	border-top: 1px solid var(--line);
	color: var(--muted);
	font-size: 0.925rem;
}

.site-footer p {
	margin: 0;
}

.footer-links {
	display: flex;
	flex-wrap: wrap;
	gap: 1.25rem;
}

/* Hero */

.hero {
	position: relative;
	display: grid;
	grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
	align-items: center;
	gap: clamp(2rem, 5vw, 4.5rem);
	padding-block: clamp(2.5rem, 7vw, 6rem) clamp(2rem, 5vw, 4rem);
}

.eyebrow,
.section-index,
.specimen-tag {
	margin: 0 0 1rem;
	color: var(--accent-text);
	font-family: var(--font-mono);
	font-size: 0.8rem;
	letter-spacing: 0.08em;
	text-transform: uppercase;
}

.hero h1 {
	margin: 0;
	font-size: clamp(2.6rem, 6.4vw, 5rem);
	font-weight: 800;
	letter-spacing: -0.045em;
	line-height: 0.98;
}

.hero h1 em {
	color: var(--accent);
	font-style: normal;
	font-weight: 400;
}

.lede {
	max-width: 34rem;
	margin: 1.5rem 0 2rem;
	color: var(--muted);
	font-size: 1.175rem;
}

.lede strong {
	color: var(--ink);
}

.install {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	max-width: 100%;
	padding: 0.4rem 0.4rem 0.4rem 1rem;
	border: 1px solid var(--line);
	border-radius: 999px;
	background: var(--bg-raised);
}

.install code {
	overflow-x: auto;
	white-space: nowrap;
}

.prompt {
	color: var(--tok-p);
}

.copy,
.button {
	display: inline-flex;
	align-items: center;
	padding: 0.55rem 1.1rem;
	border: 1px solid var(--line);
	border-radius: 999px;
	background: var(--bg-raised);
	color: var(--ink);
	font: inherit;
	font-size: 0.95rem;
	font-weight: 600;
	text-decoration: none;
	cursor: pointer;
	transition: transform 120ms ease, background-color 120ms ease;
}

.copy {
	padding-block: 0.4rem;
	background: var(--bg-code);
	border-color: transparent;
}

.copy[data-state="copied"] {
	background: var(--accent);
	color: var(--on-accent);
}

.button:hover,
.copy:hover {
	transform: translateY(-1px);
}

.button:active,
.copy:active {
	transform: translateY(1px);
}

.button.primary {
	border-color: var(--ink);
	background: var(--ink);
	color: var(--bg);
}

.actions {
	display: flex;
	flex-wrap: wrap;
	gap: 0.75rem;
	margin: 1.25rem 0 0;
}

/* Specimen: a headless switch on a blueprint grid, with its live attributes. */

.specimen {
	position: relative;
	margin: 0;
	padding: 1.25rem;
	border: 1px solid var(--line);
	border-radius: calc(var(--radius) + 8px);
	background:
		radial-gradient(circle at 1px 1px, var(--grid) 1px, transparent 0) 0 0 / 16px 16px,
		var(--bg-raised);
}

.specimen-tag {
	margin-bottom: 0;
	color: var(--muted);
}

.specimen-stage {
	display: grid;
	place-items: center;
	min-height: 11rem;
}

.demo-switch {
	display: inline-flex;
	align-items: center;
	gap: 0.85rem;
	padding: 0.5rem 0.75rem;
	border: 1px dashed var(--line);
	border-radius: 999px;
	background: transparent;
	color: var(--ink);
	font: inherit;
	font-weight: 600;
	cursor: pointer;
}

.demo-switch:focus-visible {
	border-radius: 999px;
}

.demo-track {
	position: relative;
	width: 3.25rem;
	height: 1.9rem;
	border-radius: 999px;
	background: var(--line);
	transition: background-color 180ms ease;
}

.demo-thumb {
	position: absolute;
	top: 0.2rem;
	left: 0.2rem;
	width: 1.5rem;
	height: 1.5rem;
	border-radius: 50%;
	background: var(--bg-raised);
	box-shadow: 0 1px 3px rgb(0 0 0 / 0.25);
	transition: transform 220ms cubic-bezier(0.3, 1.5, 0.6, 1);
}

/* The only styling the switch gets is keyed off its data-state attribute. */
.demo-switch[data-state="checked"] .demo-track {
	background: var(--accent);
}

.demo-switch[data-state="checked"] .demo-thumb {
	transform: translateX(1.35rem);
}

.inspector {
	background: var(--bg);
	font-size: 0.85rem;
}

[data-mirror] {
	display: inline-block;
	border-radius: 4px;
}

[data-mirror][data-flash] {
	animation: flash 600ms ease-out;
}

@keyframes flash {
	from {
		background: var(--accent);
		color: var(--on-accent);
	}
}

.specimen figcaption {
	margin-top: 0.9rem;
	color: var(--muted);
	font-size: 0.925rem;
}

/* Sections */

.section {
	padding-block: clamp(2.5rem, 6vw, 4.5rem);
	border-top: 1px solid var(--line);
}

.section h2 {
	max-width: 40rem;
	margin: 0 0 1rem;
	font-size: clamp(1.9rem, 4vw, 2.85rem);
	font-weight: 750;
}

.section-lede {
	max-width: 38rem;
	margin: 0 0 2rem;
	color: var(--muted);
}

.steps,
.features,
.cards {
	display: grid;
	gap: 1.25rem;
	margin: 2rem 0 0;
	padding: 0;
	list-style: none;
}

.steps {
	grid-template-columns: repeat(auto-fit, minmax(min(100%, 19rem), 1fr));
	counter-reset: step;
}

.steps li {
	display: flex;
	flex-direction: column;
	counter-increment: step;
}

.steps h3::before {
	content: counter(step) ".";
	margin-right: 0.4rem;
	color: var(--accent-text);
	font-family: var(--font-mono);
	font-size: 0.85em;
}

.steps h3,
.features h3 {
	margin: 0 0 0.4rem;
	font-size: 1.2rem;
	font-weight: 700;
}

.steps p,
.features p {
	margin: 0 0 1rem;
	color: var(--muted);
}

.steps pre {
	font-size: 0.82rem;
}

.features {
	grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr));
	gap: 0;
	border-top: 1px solid var(--line);
	border-left: 1px solid var(--line);
}

.features li {
	padding: 1.5rem;
	border-right: 1px solid var(--line);
	border-bottom: 1px solid var(--line);
}

.features p {
	margin: 0;
}

.catalogue {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(min(100%, 20rem), 1fr));
	gap: 1.75rem 2.5rem;
	margin: 0;
}

.catalogue dt {
	margin-bottom: 0.35rem;
	font-weight: 700;
}

.catalogue dd {
	margin: 0;
	color: var(--muted);
	font-family: var(--font-mono);
	font-size: 0.85rem;
	line-height: 1.75;
}

.split {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(min(100%, 22rem), 1fr));
	align-items: center;
	gap: 2rem 3rem;
}

.split .section-lede {
	margin-bottom: 0;
}

.terminal {
	background: #17140f;
	border-color: #17140f;
	color: #f3ede3;
	--tok-p: #8a8174;
}

.cards {
	grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr));
}

.cards a {
	display: flex;
	flex-direction: column;
	gap: 0.35rem;
	height: 100%;
	padding: 1.25rem 1.35rem;
	border: 1px solid var(--line);
	border-radius: var(--radius);
	background: var(--bg-raised);
	color: var(--muted);
	text-decoration: none;
	transition: border-color 120ms ease, transform 120ms ease;
}

.cards a:hover {
	border-color: var(--accent);
	transform: translateY(-2px);
}

.cards strong {
	color: var(--ink);
	font-family: var(--font-mono);
	font-weight: 400;
}

/* Markdown pages */

.prose {
	max-width: 48rem;
	padding-block: clamp(2rem, 5vw, 3.5rem);
}

.prose h1 {
	margin: 0 0 1.5rem;
	font-size: clamp(2.2rem, 5vw, 3.4rem);
	font-weight: 800;
	letter-spacing: -0.04em;
}

.prose h2 {
	margin: 3rem 0 1rem;
	padding-top: 1.5rem;
	border-top: 1px solid var(--line);
	font-size: 1.65rem;
}

.prose h3 {
	margin: 2rem 0 0.75rem;
	font-size: 1.25rem;
}

.prose p,
.prose ul,
.prose ol {
	margin: 0 0 1.1rem;
}

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

.prose pre {
	margin: 0 0 1.5rem;
}

/* Wide tables scroll inside themselves instead of the page. */
.prose table {
	display: block;
	max-width: 100%;
	margin: 0 0 1.75rem;
	overflow-x: auto;
	border-collapse: collapse;
	font-size: 0.925rem;
}

.prose th,
.prose td {
	padding: 0.55rem 0.9rem;
	border-bottom: 1px solid var(--line);
	text-align: left;
	vertical-align: top;
}

.prose th {
	color: var(--muted);
	font-size: 0.8rem;
	font-weight: 600;
	letter-spacing: 0.04em;
	text-transform: uppercase;
	white-space: nowrap;
}

.prose td code {
	white-space: nowrap;
}

/* Component registry pages */

.prose.wide {
	max-width: 52rem;
	padding-bottom: 0;
}

.prose .lede {
	margin-top: 0;
}

.prose .eyebrow a {
	color: inherit;
	text-decoration: none;
}

.prose .install {
	margin-bottom: 1.25rem;
}

.prose details {
	margin: 0 0 1.5rem;
	padding: 0.75rem 1rem;
	border: 1px solid var(--line);
	border-radius: var(--radius);
	background: var(--bg-raised);
}

.prose summary {
	cursor: pointer;
	font-weight: 600;
}

.prose details ol {
	margin: 0.75rem 0 0;
}

.prose pre code {
	font-size: 0.82rem;
}

/* Live previews: the usage example running in a frame of its own, with the
 * code it runs one tab away. The frame isolates the registry's Tailwind theme
 * from this stylesheet; site.js sizes it to the example's height. */

.preview {
	margin: 0 0 1.5rem;
	overflow: hidden;
	border: 1px solid var(--line);
	border-radius: var(--radius);
	background: var(--bg-raised);
}

.preview-tabs {
	display: flex;
	gap: 0.25rem;
	padding: 0.45rem;
	border-bottom: 1px solid var(--line);
}

.preview-tabs [role="tab"] {
	padding: 0.3rem 0.9rem;
	border: 0;
	border-radius: 999px;
	background: transparent;
	color: var(--muted);
	font: inherit;
	font-size: 0.875rem;
	font-weight: 600;
	cursor: pointer;
}

.preview-tabs [role="tab"]:hover {
	color: var(--ink);
}

.preview-tabs [role="tab"][aria-selected="true"] {
	background: var(--ink);
	color: var(--bg);
}

.preview-stage iframe {
	display: block;
	width: 100%;
	height: 18rem;
	border: 0;
	color-scheme: light dark;
}

.prose .preview-code pre {
	margin: 0;
	border: 0;
	border-radius: 0;
}

.component-grid {
	grid-template-columns: repeat(auto-fill, minmax(min(100%, 15rem), 1fr));
	margin-top: 1rem;
}

.component-grid strong {
	font-family: var(--font-display);
	font-weight: 700;
}

.component-grid span {
	font-size: 0.9rem;
}

/* Small screens */

@media (max-width: 52rem) {
	.hero {
		grid-template-columns: minmax(0, 1fr);
	}
}

@media (prefers-reduced-motion: reduce) {
	*,
	*::before,
	*::after {
		animation-duration: 0.01ms !important;
		transition-duration: 0.01ms !important;
	}
}