svelte-kit-vice/web/routes/uix/components/button/+page.svelte

<script lang="ts">
	import {
		Button,
		type ButtonVariant,
		type ButtonSize,
		type ButtonRounded
	} from '$uix/eidos/components/button';
	import { SHAPE_FAMILIES, type ShapeFamily } from '$uix/eidos/lib/types';
	import type { ButtonIntent } from '$soma/components/button';
	import { compileMorfo } from '$uix/morfo';
	import { buttonMorfo } from '@/uix/morfo/components/button';
	import { getActiveUix } from '$active-uix';
	import * as Icon from '$uix/eidos/components/icon';

	const uix = getActiveUix();

	type IconKey = 'none' | 'save' | 'send' | 'trash' | 'settings' | 'heart' | 'plus' | 'download' | 'pencil' | 'check' | 'x';
	const iconKeys: IconKey[] = ['none', 'save', 'send', 'trash', 'settings', 'heart', 'plus', 'download', 'pencil', 'check', 'x'];
	const iconMap = {
		none: null,
		save: Icon.Save,
		send: Icon.Send,
		trash: Icon.Trash,
		settings: Icon.Settings,
		heart: Icon.Heart,
		plus: Icon.Plus,
		download: Icon.Download,
		pencil: Icon.Pencil,
		check: Icon.Check,
		x: Icon.X
	} as const;

	type Tab = 'live' | 'gallery' | 'api' | 'morfo' | 'sema' | 'recipe' | 'a11y';
	let tab = $state<Tab>('live');

	const variants: ButtonVariant[] = ['solid', 'soft', 'surface', 'outline', 'ghost', 'plain'];
	const sizes: ButtonSize[] = ['xs', 'sm', 'md', 'lg', 'xl'];
	const roundeds: ButtonRounded[] = ['sm', 'md', 'lg', 'xl', 'full'];
	const intents: ButtonIntent[] = ['neutral', 'affirm', 'fulfill', 'risk', 'threat', 'loss'];
	const colors: Array<'primary' | 'secondary' | 'neutral'> = ['primary', 'secondary', 'neutral'];
	const types: Array<'button' | 'submit' | 'reset'> = ['button', 'submit', 'reset'];

	// Gallery: all 8 color roles. Hierarchy (primary/secondary/neutral) rides the
	// `color` prop; the evaluative palette (affirm/fulfill/risk/threat/loss) rides
	// `intent`, which wins on data-color.
	const gallery: Array<{ name: string; color?: 'primary' | 'secondary' | 'neutral'; intent: ButtonIntent }> = [
		{ name: 'primary', color: 'primary', intent: 'neutral' },
		{ name: 'secondary', color: 'secondary', intent: 'neutral' },
		{ name: 'neutral', color: 'neutral', intent: 'neutral' },
		{ name: 'affirm', intent: 'affirm' },
		{ name: 'fulfill', intent: 'fulfill' },
		{ name: 'risk', intent: 'risk' },
		{ name: 'threat', intent: 'threat' },
		{ name: 'loss', intent: 'loss' }
	];

	// ── Live state ────────────────────────────────────────────────────────
	// Soma
	let intent = $state<ButtonIntent>('neutral');
	let color = $state<'primary' | 'secondary' | 'neutral' | undefined>(undefined);
	let buttonType = $state<'button' | 'submit' | 'reset'>('button');
	let disabled = $state(false);
	let loading = $state(false);
	let loadingText = $state('');
	let ariaLabel = $state('');
	// Eidos
	let variant = $state<ButtonVariant>('solid');
	let size = $state<ButtonSize>('md');
	let rounded = $state<ButtonRounded | undefined>(undefined);
	let shape = $state<ShapeFamily>('rounded');
	let block = $state(false);
	let iconOnly = $state(false);
	let spinnerPlacement = $state<'start' | 'end'>('start');
	let startIcon = $state<IconKey>('save');
	let endIcon = $state<IconKey>('none');
	// Demo content
	let label = $state('Save changes');
	let pressCount = $state(0);

	const StartIconComp = $derived(iconMap[startIcon]);
	const EndIconComp = $derived(iconMap[endIcon]);

	function handlePress() {
		pressCount++;
	}

	type TraceEntry = { event: string; family: string; intent?: string; at: number };
	let trace = $state<TraceEntry[]>([]);
	let stageRef = $state<HTMLElement | null>(null);

	$effect(() => {
		const el = stageRef;
		if (!el) return;
		const obs = new MutationObserver((mutations) => {
			for (const m of mutations) {
				if (m.attributeName !== 'data-event') continue;
				const target = m.target as Element;
				const ev = target.getAttribute('data-event');
				if (!ev) continue;
				trace = [
					{
						event: ev,
						family: target.getAttribute('data-event-family') ?? '—',
						intent: target.getAttribute('data-event-intent') ?? undefined,
						at: Date.now()
					},
					...trace
				].slice(0, 6);
			}
		});
		obs.observe(el, { attributes: true, subtree: true, attributeFilter: ['data-event'] });
		return () => obs.disconnect();
	});

	const compiled = compileMorfo(buttonMorfo);
	const partsList = $derived([...compiled.parts.byKebab.values()]);
	const events = $derived([...compiled.actions.byName.values()]);

	function fmtTime(at: number): string {
		const d = new Date(at);
		return `${String(d.getSeconds()).padStart(2, '0')}.${String(d.getMilliseconds()).padStart(3, '0')}`;
	}

	const somaSnippet = $derived(
		[
			"<script lang='ts'>",
			"  import * as Button from '$soma/components/button';",
			'</' + 'script>',
			'',
			'<Button.Provider',
			intent !== 'neutral' && `  intent="${intent}"`,
			color && `  color="${color}"`,
			buttonType !== 'button' && `  type="${buttonType}"`,
			disabled && '  disabled',
			loading && '  loading',
			loadingText && `  loadingText="${loadingText}"`,
			ariaLabel && `  aria-label="${ariaLabel}"`,
			`>${label}</Button.Provider>`
		]
			.filter(Boolean)
			.join('\n')
	);

	const eidosSnippet = $derived(
		[
			"<script lang='ts'>",
			"  import { Button } from '$uix/eidos/components/button';",
			'</' + 'script>',
			'',
			'<Button',
			intent !== 'neutral' && `  intent="${intent}"`,
			color && `  color="${color}"`,
			variant !== 'solid' && `  variant="${variant}"`,
			size !== 'md' && `  size="${size}"`,
			rounded && `  rounded="${rounded}"`,
			shape !== 'rounded' && `  shape="${shape}"`,
			block && '  block',
			iconOnly && '  iconOnly',
			loading && '  loading',
			loadingText && `  loadingText="${loadingText}"`,
			spinnerPlacement !== 'start' && `  spinnerPlacement="${spinnerPlacement}"`,
			disabled && '  disabled',
			ariaLabel && `  aria-label="${ariaLabel}"`,
			`>${label}</Button>`
		]
			.filter(Boolean)
			.join('\n')
	);
</script>

<div data-uix-canvas-inner>
	<header>
		<div data-uix-eyebrow>Form · Button</div>
		<h1 data-uix-page-title>Button</h1>
		<p data-uix-page-lede>
			Single-press action surface. One doctrinal event
			(<code>commit-action</code>) with intent bound to the consumer's
			prop — drives the perceptual signature (sound + haptic) per the
			canon. 6 visual variants, 8 colors (3 hierarchy + 5 evaluative
			intents auto-cascading), 5 sizes, optional <code>loading</code>
			state with a built-in spinner part, <code>iconOnly</code> square
			aspect, <code>block</code> stretch. Native button keyboard
			(Enter / Space). Field-aware: <code>disabled</code> OR-merges
			with the enclosing <code>Field</code>. Supports Radix-style
			<code>asChild</code> composition via the <code>child</code>
			snippet.
		</p>
		<div data-uix-page-meta>
			<span data-uix-meta-pill>
				<span data-uix-meta-key>parts</span>{compiled.parts.order.length}
			</span>
			<span data-uix-meta-pill>
				<span data-uix-meta-key>events</span>{events.length}
			</span>
			<span data-uix-meta-pill>
				<span data-uix-meta-key>variants</span>{variants.length}
			</span>
			<span data-uix-meta-pill>
				<span data-uix-meta-key>sizes</span>{sizes.length}
			</span>
			<span data-uix-meta-pill>
				<span data-uix-meta-key>apg</span>
				<a href={buttonMorfo.apg} target="_blank" rel="noreferrer">button ↗</a>
			</span>
			<span data-uix-meta-pill>
				<span data-uix-meta-key>presses</span>{pressCount}
			</span>
		</div>
	</header>

	<!-- Live preview always rendered -->
	<div data-uix-stage>
		<div data-uix-stage-area bind:this={stageRef}>
			<Button
				{intent}
				{color}
				type={buttonType}
				{variant}
				{size}
				{rounded}
				{shape}
				{block}
				{iconOnly}
				{loading}
				loadingText={loadingText || undefined}
				{spinnerPlacement}
				{disabled}
				aria-label={ariaLabel || (iconOnly ? label : undefined)}
				onPress={handlePress}
				onclick={handlePress}
			>
				{#snippet icon()}
					{#if StartIconComp}{@const C = StartIconComp}<C />{/if}
				{/snippet}
				{#snippet endIcon()}
					{#if EndIconComp}{@const C = EndIconComp}<C />{/if}
				{/snippet}
				{label}
			</Button>
		</div>
		<div data-uix-stage-trace>
			<span data-uix-stage-trace-key>trace</span>
			{#if trace.length === 0}
				<span>click the button to fire commit-action</span>
			{:else}
				{#each trace.slice(0, 3) as entry}
					<span><span data-uix-stage-trace-event>{entry.event}</span> · {entry.family}{entry.intent ? ' · ' + entry.intent : ''}</span>
					<span style="color: var(--uix-text-faint)">{fmtTime(entry.at)}</span>
				{/each}
			{/if}
			<span style="margin-inline-start: auto;">
				<span data-uix-stage-trace-key>intent</span> {intent}
				<span data-uix-stage-trace-key style="margin-inline-start: 0.5rem;">presses</span> {pressCount}
			</span>
		</div>
	</div>

	<!-- Tabs -->
	<div data-uix-tabs role="tablist">
		<button data-uix-tab data-active={tab === 'live'} onclick={() => (tab = 'live')}>Live</button>
		<button data-uix-tab data-active={tab === 'gallery'} onclick={() => (tab = 'gallery')}>
			Gallery <span data-uix-tab-count>{variants.length}×{gallery.length}</span>
		</button>
		<button data-uix-tab data-active={tab === 'api'} onclick={() => (tab = 'api')}>
			API <span data-uix-tab-count>2</span>
		</button>
		<button data-uix-tab data-active={tab === 'morfo'} onclick={() => (tab = 'morfo')}>
			<span data-uix-layer-badge="morfo">morfo</span>
			<span data-uix-tab-count>{partsList.length}p · {events.length}e</span>
		</button>
		<button data-uix-tab data-active={tab === 'sema'} onclick={() => (tab = 'sema')}>
			<span data-uix-layer-badge="sema">sema</span>
			<span data-uix-tab-count>{events.length}</span>
		</button>
		<button data-uix-tab data-active={tab === 'recipe'} onclick={() => (tab = 'recipe')}>Recipe</button>
		<button data-uix-tab data-active={tab === 'a11y'} onclick={() => (tab = 'a11y')}>A11y</button>
	</div>

	{#if tab === 'live'}
		<section data-uix-section>
			<h2 data-uix-section-title>Controls</h2>
			<p data-uix-section-desc>
				Props grouped by the layer that owns them:
				<span data-uix-layer-badge="soma">soma</span> for intent /
				disabled / loading / native button attrs;
				<span data-uix-layer-badge="eidos">eidos</span> for variant /
				size / rounded / block / iconOnly. Semantic events live in the
				<a href="#sema" onclick={(e) => { e.preventDefault(); tab = 'sema'; }}>Sema</a> tab.
			</p>

			<!-- ── Soma · semantics ─────────────────────────────────────────── -->
			<div data-uix-subsection-head>
				<span data-uix-layer-badge="soma">soma</span> Semantics
			</div>
			<div data-uix-controls>
				<label data-uix-control>
					<span data-uix-control-label>intent <span data-uix-control-hint>doctrinal · drives sema</span></span>
					<span data-uix-chips role="radiogroup">
						{#each intents as opt (opt)}
							<button data-uix-chip data-active={intent === opt} onclick={() => (intent = opt)}>{opt}</button>
						{/each}
					</span>
				</label>
				<label data-uix-control>
					<span data-uix-control-label>color <span data-uix-control-hint>only applies when intent=neutral</span></span>
					<span data-uix-chips role="radiogroup">
						<button data-uix-chip data-active={color === undefined} onclick={() => (color = undefined)}>default</button>
						{#each colors as opt (opt)}
							<button data-uix-chip data-active={color === opt} onclick={() => (color = opt)} disabled={intent !== 'neutral'}>{opt}</button>
						{/each}
					</span>
				</label>
			</div>

			<!-- ── Soma · behavior ──────────────────────────────────────────── -->
			<div data-uix-subsection-head>
				<span data-uix-layer-badge="soma">soma</span> Behavior + native
			</div>
			<div data-uix-controls>
				<label data-uix-control>
					<span data-uix-control-label>type</span>
					<span data-uix-chips role="radiogroup">
						{#each types as opt (opt)}
							<button data-uix-chip data-active={buttonType === opt} onclick={() => (buttonType = opt)}>{opt}</button>
						{/each}
					</span>
				</label>
				<label data-uix-control>
					<span data-uix-control-label>disabled <span data-uix-control-hint>Field-OR</span></span>
					<span data-uix-switch>
						<input type="checkbox" bind:checked={disabled} />
						<span data-uix-switch-label>{disabled ? 'on' : 'off'}</span>
					</span>
				</label>
				<label data-uix-control>
					<span data-uix-control-label>loading <span data-uix-control-hint>renders Spinner part</span></span>
					<span data-uix-switch>
						<input type="checkbox" bind:checked={loading} />
						<span data-uix-switch-label>{loading ? 'on' : 'off'}</span>
					</span>
				</label>
				<label data-uix-control>
					<span data-uix-control-label>loadingText <span data-uix-control-hint>replace label while loading</span></span>
					<input type="text" bind:value={loadingText} placeholder="(empty = keep children)" />
				</label>
				<label data-uix-control>
					<span data-uix-control-label>aria-label <span data-uix-control-hint>required when iconOnly</span></span>
					<input type="text" bind:value={ariaLabel} placeholder="(empty unless iconOnly)" />
				</label>
			</div>

			<!-- ── Eidos · visual ───────────────────────────────────────────── -->
			<div data-uix-subsection-head>
				<span data-uix-layer-badge="eidos">eidos</span> Visual treatment
			</div>
			<div data-uix-controls>
				<label data-uix-control>
					<span data-uix-control-label>variant</span>
					<span data-uix-chips role="radiogroup">
						{#each variants as opt (opt)}
							<button data-uix-chip data-active={variant === opt} onclick={() => (variant = opt)}>{opt}</button>
						{/each}
					</span>
				</label>
				<label data-uix-control>
					<span data-uix-control-label>size</span>
					<span data-uix-chips role="radiogroup">
						{#each sizes as opt (opt)}
							<button data-uix-chip data-active={size === opt} onclick={() => (size = opt)}>{opt}</button>
						{/each}
					</span>
				</label>
				<label data-uix-control>
					<span data-uix-control-label>rounded</span>
					<span data-uix-chips role="radiogroup">
						<button data-uix-chip data-active={rounded === undefined} onclick={() => (rounded = undefined)}>default</button>
						{#each roundeds as opt (opt)}
							<button data-uix-chip data-active={rounded === opt} onclick={() => (rounded = opt)}>{opt}</button>
						{/each}
					</span>
				</label>
				<label data-uix-control>
					<span data-uix-control-label>shape</span>
					<span data-uix-chips role="radiogroup">
						{#each SHAPE_FAMILIES as sh (sh)}
							<button data-uix-chip data-active={shape === sh} onclick={() => (shape = sh)}>{sh}</button>
						{/each}
					</span>
				</label>
				<label data-uix-control>
					<span data-uix-control-label>block <span data-uix-control-hint>stretch to fill</span></span>
					<span data-uix-switch>
						<input type="checkbox" bind:checked={block} />
						<span data-uix-switch-label>{block ? 'on' : 'off'}</span>
					</span>
				</label>
				<label data-uix-control>
					<span data-uix-control-label>iconOnly <span data-uix-control-hint>square aspect</span></span>
					<span data-uix-switch>
						<input type="checkbox" bind:checked={iconOnly} />
						<span data-uix-switch-label>{iconOnly ? 'on' : 'off'}</span>
					</span>
				</label>
				<label data-uix-control>
					<span data-uix-control-label>spinnerPlacement</span>
					<span data-uix-chips role="radiogroup">
						{#each ['start', 'end'] as opt (opt)}
							<button data-uix-chip data-active={spinnerPlacement === opt} onclick={() => (spinnerPlacement = opt as 'start' | 'end')}>{opt}</button>
						{/each}
					</span>
				</label>
			</div>

			<!-- ── Icon slots ──────────────────────────────────────────────── -->
			<div data-uix-subsection-head>
				<span data-uix-layer-badge="eidos">eidos</span> Icon slots
				<span style="font-weight: normal; color: var(--uix-text-muted);">
					· when iconOnly is on, the start icon is the visible glyph and the label becomes sr-only
				</span>
			</div>
			<div data-uix-controls>
				<label data-uix-control>
					<span data-uix-control-label>icon <span data-uix-control-hint>start / sole glyph when iconOnly</span></span>
					<span data-uix-chips role="radiogroup">
						{#each iconKeys as key (key)}
							<button data-uix-chip data-active={startIcon === key} onclick={() => (startIcon = key)}>{key}</button>
						{/each}
					</span>
				</label>
				<label data-uix-control>
					<span data-uix-control-label>endIcon <span data-uix-control-hint>collapsed when iconOnly</span></span>
					<span data-uix-chips role="radiogroup">
						{#each iconKeys as key (key)}
							<button data-uix-chip data-active={endIcon === key} onclick={() => (endIcon = key)} disabled={iconOnly}>{key}</button>
						{/each}
					</span>
				</label>
			</div>

			<!-- ── Demo content ─────────────────────────────────────────────── -->
			<div data-uix-subsection-head>
				Demo content
				<span style="font-weight: normal; color: var(--uix-text-muted);">
					· children literal · stays sr-only when iconOnly
				</span>
			</div>
			<div data-uix-controls>
				<label data-uix-control>
					<span data-uix-control-label>label</span>
					<input type="text" bind:value={label} />
				</label>
			</div>

			<!-- ── Code snippets ───────────────────────────────────────────── -->
			<div data-uix-code>
				<div data-uix-code-head>
					<span data-uix-layer-badge="soma">soma</span>
					<span>headless · ARIA + commit-action + loading state</span>
					<span data-uix-code-lang>svelte</span>
				</div>
				<pre><code>{somaSnippet}</code></pre>
			</div>

			<div data-uix-code style="margin-top: var(--uix-space-3);">
				<div data-uix-code-head>
					<span data-uix-layer-badge="eidos">eidos</span>
					<span>visual · adds variant, size, rounded, block, iconOnly, spinnerPlacement</span>
					<span data-uix-code-lang>svelte</span>
				</div>
				<pre><code>{eidosSnippet}</code></pre>
			</div>
		</section>
	{/if}

	{#if tab === 'gallery'}
		<section data-uix-section>
			<h2 data-uix-section-title>Variants × colors</h2>
			<p data-uix-section-desc>
				Every <span data-uix-layer-badge="eidos">eidos</span> variant across all 8 color roles.
				Hierarchy (<code>primary</code> / <code>secondary</code> / <code>neutral</code>) rides the
				<code>color</code> prop; the evaluative palette (<code>affirm</code> / <code>fulfill</code>
				/ <code>risk</code> / <code>threat</code> / <code>loss</code>) rides <code>intent</code>,
				which wins on <code>data-color</code>.
			</p>
			<div style="display: flex; flex-direction: column; gap: 0.85rem;">
				{#each variants as v}
					<div style="display: flex; gap: 0.5rem; align-items: center; flex-wrap: wrap;">
						<span
							style="inline-size: 60px; flex-shrink: 0; font-family: monospace; font-size: 12px; color: var(--uix-text-faint);"
							>{v}</span
						>
						{#each gallery as c}
							<Button variant={v} color={c.color} intent={c.intent} size="sm">{c.name}</Button>
						{/each}
					</div>
				{/each}
			</div>
		</section>
	{/if}

	{#if tab === 'api'}
		<section data-uix-section>
			<h2 data-uix-section-title>API reference</h2>
			<p data-uix-section-desc>
				Single-part component: the root IS the <code>&lt;button&gt;</code>.
				The Spinner is rendered automatically when <code>loading=true</code>
				— consumers can override the glyph via the <code>spinner</code>
				snippet prop on the root, or compose <code>Button.Spinner</code>
				explicitly inside a <code>child</code> snippet for total control.
			</p>

			<div data-uix-subsection-head>Button (root)</div>
			<div data-uix-table-wrap>
				<table data-uix-table>
					<thead><tr><th>Prop</th><th>Type</th><th>Default</th><th>Description</th></tr></thead>
					<tbody>
						<tr><td class="name">id</td><td class="type">string</td><td class="default empty">auto</td><td>Stable identifier.</td></tr>
						<tr><td class="name">intent</td><td class="type">'neutral' | 'affirm' | 'fulfill' | 'risk' | 'threat' | 'loss'</td><td class="default">'neutral'</td><td>Doctrinal consequence intent. Drives sema perceptual signature; non-neutral wins over <code>color</code>.</td></tr>
						<tr><td class="name">color</td><td class="type">'primary' | 'secondary' | 'neutral'</td><td class="default empty">— (resolves to 'primary' when intent='neutral')</td><td>Hierarchical override. Only applies when <code>intent='neutral'</code>.</td></tr>
						<tr><td class="name">type</td><td class="type">'button' | 'submit' | 'reset'</td><td class="default">'button'</td><td>Native button type.</td></tr>
						<tr><td class="name">disabled <span data-uix-tag data-kind="field">field-OR</span></td><td class="type">boolean</td><td class="default">false</td><td>OR-merges with Field.Provider.</td></tr>
						<tr><td class="name">loading</td><td class="type">boolean</td><td class="default">false</td><td>While true, gates click handler, sets <code>aria-busy</code>, renders Spinner part.</td></tr>
						<tr><td class="name">loadingText</td><td class="type">string</td><td class="default empty">—</td><td>Replace children visibly while loading (children remain sr-only).</td></tr>
						<tr><td class="name">spinnerPlacement <span data-uix-tag data-kind="eidos">eidos</span></td><td class="type">'start' | 'end'</td><td class="default">'start'</td><td>Where to render the spinner.</td></tr>
						<tr><td class="name">aria-label</td><td class="type">string</td><td class="default empty">—</td><td>Accessible name. <strong>Required</strong> when <code>iconOnly</code>.</td></tr>
						<tr><td class="name">onPress</td><td class="type">{`({ intent }) => void`}</td><td class="default empty">—</td><td>Read-only feedback fired alongside <code>commit-action</code>. For business logic use native <code>onclick</code>.</td></tr>
						<tr><td class="name">variant <span data-uix-tag data-kind="eidos">eidos</span></td><td class="type">'solid' | 'soft' | 'surface' | 'outline' | 'ghost' | 'plain'</td><td class="default">'solid'</td><td>Visual treatment.</td></tr>
						<tr><td class="name">size <span data-uix-tag data-kind="eidos">eidos</span></td><td class="type">ResponsiveProp&lt;'xs' | 'sm' | 'md' | 'lg' | 'xl'&gt;</td><td class="default">'md'</td><td>T-shirt scale.</td></tr>
						<tr><td class="name">rounded <span data-uix-tag data-kind="eidos">eidos</span></td><td class="type">ResponsiveProp&lt;'sm' | 'md' | 'lg' | 'xl' | 'full'&gt;</td><td class="default empty">inherits from size</td><td>Corner radius override.</td></tr>
						<tr><td class="name">block <span data-uix-tag data-kind="eidos">eidos</span></td><td class="type">boolean</td><td class="default">false</td><td>Stretch to fill parent inline-size.</td></tr>
						<tr><td class="name">iconOnly <span data-uix-tag data-kind="eidos">eidos</span></td><td class="type">boolean</td><td class="default">false</td><td>Square aspect, padding-inline collapsed.</td></tr>
						<tr><td class="name">spinner <span data-uix-tag data-kind="eidos">eidos</span></td><td class="type">Snippet</td><td class="default empty">—</td><td>Override the default spinner glyph.</td></tr>
						<tr><td class="name">child</td><td class="type">{`Snippet<[{ loading, disabled, props }]>`}</td><td class="default empty">—</td><td>Slot composition (Radix asChild pattern). Spread <code>props</code> into your own element.</td></tr>
						<tr><td class="name">…native button attrs</td><td class="type">PrimitiveButtonAttributes</td><td class="default empty">—</td><td>onclick, form, formaction, autofocus, etc.</td></tr>
					</tbody>
				</table>
			</div>

			<div data-uix-subsection-head>Button.Spinner</div>
			<div data-uix-table-wrap>
				<table data-uix-table>
					<thead><tr><th>Prop</th><th>Type</th><th>Default</th><th>Description</th></tr></thead>
					<tbody>
						<tr><td class="name">id</td><td class="type">string</td><td class="default empty">auto</td><td>—</td></tr>
						<tr><td class="name">children</td><td class="type">Snippet</td><td class="default empty">default ring SVG</td><td>Override the spinner glyph.</td></tr>
						<tr><td class="name">…native span attrs</td><td class="type">PrimitiveSpanAttributes</td><td class="default empty">—</td><td>—</td></tr>
					</tbody>
				</table>
			</div>

			<div data-uix-subsection-head>Reference parity</div>
			<div data-uix-table-wrap>
				<table data-uix-table>
					<thead><tr><th>Feature</th><th>Radix</th><th>bits-ui</th><th>shadcn</th><th>Chakra v3</th><th>Mantine</th><th>MUI</th><th>Eidos (this)</th></tr></thead>
					<tbody>
						<tr><td>Component exists</td><td>—</td><td>✓ (thin)</td><td>✓</td><td>✓</td><td>✓</td><td>✓</td><td>✓</td></tr>
						<tr><td>variant count</td><td>—</td><td>—</td><td>6</td><td>7</td><td>8</td><td>3</td><td>6</td></tr>
						<tr><td>color palette</td><td>—</td><td>—</td><td>implicit</td><td>palette token</td><td>color</td><td>color</td><td>8 (3 hierarchy + 5 intents)</td></tr>
						<tr><td>sizes</td><td>—</td><td>—</td><td>4</td><td>6</td><td>5</td><td>3</td><td>5</td></tr>
						<tr><td>loading state</td><td>—</td><td>—</td><td>—</td><td>✓</td><td>✓</td><td>✓</td><td>✓</td></tr>
						<tr><td>loadingText</td><td>—</td><td>—</td><td>—</td><td>✓</td><td>—</td><td>—</td><td>✓</td></tr>
						<tr><td>spinnerPlacement</td><td>—</td><td>—</td><td>—</td><td>✓</td><td>—</td><td>—</td><td>✓</td></tr>
						<tr><td>iconOnly square</td><td>—</td><td>—</td><td>'icon' size</td><td>—</td><td>—</td><td>—</td><td>✓</td></tr>
						<tr><td>block / fullWidth</td><td>—</td><td>—</td><td>—</td><td>—</td><td>✓</td><td>✓</td><td>✓</td></tr>
						<tr><td>rounded scale</td><td>—</td><td>—</td><td>—</td><td>—</td><td>radius</td><td>—</td><td>✓</td></tr>
						<tr><td>asChild / Slot</td><td>✓</td><td>✓</td><td>✓</td><td>✓</td><td>—</td><td>—</td><td>✓</td></tr>
						<tr><td>commit-action semantic event</td><td>—</td><td>—</td><td>—</td><td>—</td><td>—</td><td>—</td><td>✓</td></tr>
						<tr><td>per-intent perceptual signature</td><td>—</td><td>—</td><td>—</td><td>—</td><td>—</td><td>—</td><td>✓</td></tr>
					</tbody>
				</table>
			</div>
		</section>
	{/if}

	{#if tab === 'morfo'}
		<section data-uix-section>
			<h2 data-uix-section-title>
				<span data-uix-layer-badge="morfo">morfo</span>
				· declarative contract
			</h2>
			<p data-uix-section-desc>
				2 parts (Provider + optional Spinner), 1 event
				(<code>commit-action</code> with intent fromProp). Sequence
				<em>pre</em> — perceptual signal lands at click, before the
				consumer's onclick. Source:
				<code>src/uix/morfo/components/button.ts</code>.
			</p>

			<div data-uix-table-wrap>
				<table data-uix-table>
					<thead><tr><th>Field</th><th>Value</th></tr></thead>
					<tbody>
						<tr><td class="name">name</td><td class="type">"{buttonMorfo.name}"</td></tr>
						<tr><td class="name">kebab</td><td class="type">"{buttonMorfo.kebab}"</td></tr>
						<tr><td class="name">scope</td><td class="type">[{buttonMorfo.scope.map((s) => `"${s}"`).join(', ')}]</td></tr>
						<tr><td class="name">apg</td><td><a href={buttonMorfo.apg} target="_blank" rel="noreferrer">{buttonMorfo.apg}</a></td></tr>
						<tr><td class="name">parts.length</td><td class="default">{buttonMorfo.parts.length}</td></tr>
						<tr><td class="name">events.length</td><td class="default">{buttonMorfo.events?.length ?? 0}</td></tr>
					</tbody>
				</table>
			</div>

			<div data-uix-subsection-head>Parts</div>
			<div data-uix-table-wrap>
				<table data-uix-table>
					<thead><tr><th>Part</th><th>Marker</th><th>Element</th><th>Role</th><th>Archetype</th><th>States</th><th>Optional</th></tr></thead>
					<tbody>
						{#each partsList as part (part.kebab)}
							<tr>
								<td class="name">{part.kebab}</td>
								<td><code data-uix-part-marker>[{part.marker}]</code></td>
								<td class="type">&lt;{part.defaultElement}&gt;</td>
								<td class="type">{part.role ?? '—'}</td>
								<td class="default">{part.archetype ?? '—'}</td>
								<td class="default">{part.states.length ? part.states.join(' | ') : '—'}</td>
								<td class="default">{part.optional ? 'yes' : 'no'}</td>
							</tr>
						{/each}
					</tbody>
				</table>
			</div>

			{#each buttonMorfo.parts as rawPart (rawPart.kebab)}
				{@const partAny = rawPart as unknown as { kebab: string; aria?: ReadonlyArray<{ attr: string; value: { kind: string }; condition?: { when: string; prop?: string; part?: string }; severity?: string }>; keyboard?: ReadonlyArray<{ key: string; action: string }> }}
				{@const dataAttrs = compiled.contracts.dataAttrsByPart.get(partAny.kebab) ?? []}
				{@const ariaAttrs = partAny.aria ?? []}
				{@const keyboard = partAny.keyboard ?? []}
				{#if dataAttrs.length || ariaAttrs.length || keyboard.length}
					<div data-uix-subsection-head>{partAny.kebab}</div>

					{#if dataAttrs.length}
						<div data-uix-table-wrap>
							<table data-uix-table>
								<thead><tr><th>data-attr</th><th>Values</th><th>Source kind</th></tr></thead>
								<tbody>
									{#each dataAttrs as attr (attr.attr)}
										<tr>
											<td class="name">{attr.attr}</td>
											<td class="type">{attr.values ? attr.values.join(' | ') : '—'}</td>
											<td class="default">{'value' in attr && attr.value ? (attr as { value: { kind: string } }).value.kind : '—'}</td>
										</tr>
									{/each}
								</tbody>
							</table>
						</div>
					{/if}

					{#if ariaAttrs.length}
						<div data-uix-table-wrap style="margin-top: var(--uix-space-2);">
							<table data-uix-table>
								<thead><tr><th>aria-attr</th><th>Source kind</th><th>Condition</th><th>Severity</th></tr></thead>
								<tbody>
									{#each ariaAttrs as a (a.attr)}
										<tr>
											<td class="name">{a.attr}</td>
											<td class="type">{a.value.kind}</td>
											<td class="default">{a.condition ? `when ${a.condition.when}${a.condition.prop ? ` (${a.condition.prop})` : ''}${a.condition.part ? ` (${a.condition.part})` : ''}` : 'always'}</td>
											<td class="default">{a.severity ?? 'required'}</td>
										</tr>
									{/each}
								</tbody>
							</table>
						</div>
					{/if}

					{#if keyboard.length}
						<div data-uix-table-wrap style="margin-top: var(--uix-space-2);">
							<table data-uix-table>
								<thead><tr><th>key</th><th>action</th></tr></thead>
								<tbody>
									{#each keyboard as kb (kb.key)}
										<tr>
											<td><span data-uix-kbd>{kb.key === ' ' ? 'Space' : kb.key}</span></td>
											<td class="default">{kb.action}</td>
										</tr>
									{/each}
								</tbody>
							</table>
						</div>
					{/if}
				{/if}
			{/each}

			<div data-uix-subsection-head>Events declaration</div>
			<p data-uix-section-desc style="margin-top: 0.25rem;">
				<code>commit-action</code> fires with sequence <em>pre</em> so
				the perceptual signal lands at the moment of the click; the
				consumer's onclick may then run async work without blocking.
				Intent is bound to the <code>intent</code> prop; supported
				intents are the full commit-friendly set (neutral / affirm /
				fulfill / risk / threat / loss).
			</p>
			<div data-uix-table-wrap>
				<table data-uix-table>
					<thead><tr><th>name</th><th>family</th><th>verb</th><th>sequence</th><th>intent</th><th>target</th><th>prewrite</th><th>commit</th></tr></thead>
					<tbody>
						{#each events as action (action.name)}
							{@const sem = action.semantic}
							{@const intentDecl = 'intent' in sem ? sem.intent : undefined}
							{@const intentStr = typeof intentDecl === 'string' ? intentDecl : intentDecl ? `fromProp:${(intentDecl as { fromProp?: string }).fromProp ?? '?'} (default ${(intentDecl as { default?: string }).default ?? '?'})` : '—'}
							<tr>
								<td class="name">{action.name}</td>
								<td class="type">{sem.family}</td>
								<td>{sem.verb ?? '—'}</td>
								<td>{sem.sequence ?? 'pre'}</td>
								<td class="default">{intentStr}</td>
								<td>{action.target}</td>
								<td class="default">{action.prewrite.length ? action.prewrite.map((p) => `${p.attr}=${p.value}`).join(', ') : '—'}</td>
								<td class="default">{action.commit ? `${action.commit.attr}=${action.commit.value}` : '—'}</td>
							</tr>
						{/each}
					</tbody>
				</table>
			</div>
		</section>
	{/if}

	{#if tab === 'sema'}
		<section data-uix-section id="sema">
			<h2 data-uix-section-title>
				<span data-uix-layer-badge="sema">sema</span>
				· events + perceptual signature
			</h2>
			<p data-uix-section-desc>
				One event: <code>commit-action</code> from the
				<code>commit</code> family. Each press fires it with sequence
				<em>pre</em> — the perceptual signal lands at the click moment,
				before any async work in the consumer's onclick. Intent is per-
				button via <code>fromProp:intent</code> and modulates the
				non-visual signature (sound timbre + haptic curve) via
				<code>SEMA_MAP.intents</code>.
			</p>

			<div data-uix-table-wrap>
				<table data-uix-table>
					<thead><tr><th>Name</th><th>Family</th><th>Verb</th><th>Sequence</th><th>Intent</th><th>Play</th></tr></thead>
					<tbody>
						{#each events as action (action.name)}
							{@const sem = action.semantic}
							{@const intentDecl = 'intent' in sem ? sem.intent : undefined}
							{@const effectiveIntent =
								typeof intentDecl === 'string'
									? intentDecl
									: intentDecl
										? intent
										: undefined}
							<tr>
								<td class="name">{action.name}</td>
								<td class="type">{sem.family}</td>
								<td>{sem.verb ?? '—'}</td>
								<td>{sem.sequence ?? 'pre'}</td>
								<td class="default">{effectiveIntent ?? '—'} <span style="color: var(--uix-text-faint)">(live)</span></td>
								<td>
									<button
										data-uix-play
										onclick={() => {
											const target = stageRef?.querySelector('[data-button]') as HTMLElement | null;
											if (!target) return;
											void uix.events?.emit({
												name: action.name,
												family: sem.family,
												target,
												...(effectiveIntent ? { intent: effectiveIntent } : {})
											});
										}}
									>▶ play</button>
								</td>
							</tr>
						{/each}
					</tbody>
				</table>
			</div>
		</section>
	{/if}

	{#if tab === 'recipe'}
		<section data-uix-section>
			<h2 data-uix-section-title>Eidos recipe</h2>
			<p data-uix-section-desc>
				Source: <code>src/uix/eidos/components/button/button.css</code>.
				Recipe tokens declared in <code>src/uix/eidos/lib/recipes/base.ts</code>
				under the <code>button</code> key. Six variant slices map the
				resolved palette to <code>bg / fg / border / hover-*</code>
				private vars; the size cascade overrides height / padding /
				gap / font-size / icon-size; the per-color cascade re-binds
				the palette block (8 system tokens).
			</p>
			<div data-uix-table-wrap>
				<table data-uix-table>
					<thead><tr><th>Selector</th><th>Source</th><th>Concern</th></tr></thead>
					<tbody>
						<tr><td class="name">[data-button]</td><td><span data-uix-tag data-kind="soma">morfo</span></td><td>Base layout: inline-flex, gap, height, padding, border, radius, transitions.</td></tr>
						<tr><td class="name">[data-button][data-size='xs' | 'sm' | 'md' | 'lg' | 'xl']</td><td><span data-uix-tag data-kind="eidos">eidos</span></td><td>Size token cascade.</td></tr>
						<tr><td class="name">[data-button][data-color='X']</td><td><span data-uix-tag data-kind="soma">morfo</span></td><td>Per-color palette cascade (8 system tokens).</td></tr>
						<tr><td class="name">[data-button][data-variant='solid' | 'soft' | 'surface' | 'outline' | 'ghost' | 'plain']</td><td><span data-uix-tag data-kind="eidos">eidos</span></td><td>Variant slice maps palette → bg/fg/border/hover.</td></tr>
						<tr><td class="name">[data-button][data-rounded='X']</td><td><span data-uix-tag data-kind="eidos">eidos</span></td><td>Corner radius override.</td></tr>
						<tr><td class="name">[data-button][data-block]</td><td><span data-uix-tag data-kind="eidos">eidos</span></td><td>display: flex + inline-size: 100%.</td></tr>
						<tr><td class="name">[data-button][data-icon-only]</td><td><span data-uix-tag data-kind="eidos">eidos</span></td><td>Square aspect, padding-inline: 0.</td></tr>
						<tr><td class="name">[data-button][data-loading]</td><td><span data-uix-tag data-kind="soma">morfo</span></td><td>Cursor progress + pointer-events lock.</td></tr>
						<tr><td class="name">[data-button][data-disabled]</td><td><span data-uix-tag data-kind="soma">morfo</span></td><td>Opacity + not-allowed cursor.</td></tr>
						<tr><td class="name">[data-button]:hover / :active / :focus-visible</td><td><span data-uix-tag data-kind="eidos">eidos</span></td><td>Interaction states.</td></tr>
						<tr><td class="name">[data-button-spinner]</td><td><span data-uix-tag data-kind="soma">morfo</span></td><td>Rotating ring SVG container.</td></tr>
						<tr><td class="name">.eidos-button-spinner-ring</td><td><span data-uix-tag data-kind="eidos">eidos</span></td><td>CSS @keyframes rotate animation.</td></tr>
						<tr><td class="name">.eidos-button-body</td><td><span data-uix-tag data-kind="eidos">eidos</span></td><td>Inline-flex wrapper for children + gap.</td></tr>
					</tbody>
				</table>
			</div>
		</section>
	{/if}

	{#if tab === 'a11y'}
		<section data-uix-section>
			<h2 data-uix-section-title>Accessibility</h2>
			<p data-uix-section-desc>
				Follows the APG <a href={buttonMorfo.apg} target="_blank" rel="noreferrer">button pattern</a>.
				Renders a native <code>&lt;button&gt;</code> — gets the full
				native keyboard + focus model. <code>iconOnly</code> consumers
				MUST set <code>aria-label</code>. While loading, the button
				exposes <code>aria-busy='true'</code> so screen readers
				announce the deferred state.
			</p>

			<div data-uix-subsection-head>Keyboard</div>
			<div data-uix-table-wrap>
				<table data-uix-table>
					<thead><tr><th>Key</th><th>Action</th></tr></thead>
					<tbody>
						<tr><td><span data-uix-kbd>Enter</span></td><td>Activate (native).</td></tr>
						<tr><td><span data-uix-kbd>Space</span></td><td>Activate (native).</td></tr>
						<tr><td><span data-uix-kbd>Tab</span> / <span data-uix-kbd>Shift+Tab</span></td><td>Move focus to next / previous focusable.</td></tr>
					</tbody>
				</table>
			</div>

			<div data-uix-subsection-head>ARIA contract</div>
			<div data-uix-table-wrap>
				<table data-uix-table>
					<thead><tr><th>Part</th><th>Attribute</th><th>Value</th></tr></thead>
					<tbody>
						<tr><td class="name">provider</td><td>type</td><td class="type">{`{type}`} (default "button" — explicit to avoid implicit submit in forms)</td></tr>
						<tr><td class="name">provider</td><td>data-state</td><td class="type">"idle" | "loading"</td></tr>
						<tr><td class="name">provider</td><td>data-color</td><td class="type">resolved color (intent wins when evaluative)</td></tr>
						<tr><td class="name">provider</td><td>data-loading</td><td class="type">"true" when loading</td></tr>
						<tr><td class="name">provider</td><td>data-disabled</td><td class="type">"true" when disabled</td></tr>
						<tr><td class="name">provider</td><td>aria-busy</td><td class="type">"true" when loading</td></tr>
						<tr><td class="name">provider</td><td>aria-disabled</td><td class="type">"true" when disabled</td></tr>
						<tr><td class="name">provider</td><td>aria-label</td><td class="type">{`{aria-label}`} when set (required for iconOnly)</td></tr>
						<tr><td class="name">spinner</td><td>aria-hidden</td><td class="type">"true" (decorative — aria-busy on provider conveys state to AT)</td></tr>
					</tbody>
				</table>
			</div>
		</section>
	{/if}
</div>