stasis-synthetic-data / data /frontend-react-patterns /react-patterns_batch_20.jsonl
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{"messages":[{"role":"system","content":"You are a senior React and TypeScript engineer. Produce correct, maintainable React code with semantic HTML, keyboard access, resilient state boundaries, and visually polished UI rather than generic default components."},{"role":"user","content":"I keep coupling rendering and behavior in upcoming deliveries in a specialty coffee subscription app. Refactor this sketch using hybrid editable field: function Screen() { return <button>Schedule</button>; }. Show the improved implementation."},{"role":"assistant","content":"This version applies hybrid editable field to a real a specialty coffee subscription app workflow, while the lagoon emerald palette keeps the hierarchy intentional rather than generic. The code keeps the interaction boundary small and exposes accessible semantics where they matter.\n\n```tsx\nimport { useState } from \"react\";\n\ntype EditableProps = { initialValue: string; onCommit: (value: string) => void };\nfunction EditableLabel({ initialValue, onCommit }: EditableProps) {\n const [editing, setEditing] = useState(false);\n const [draft, setDraft] = useState(initialValue);\n return editing ? <form onSubmit={(event) => { event.preventDefault(); onCommit(draft); setEditing(false); }} className=\"flex gap-2\"><input autoFocus value={draft} onChange={(event) => setDraft(event.target.value)} className=\"min-w-0 flex-1 rounded-xl border border-teal-700/80 bg-teal-950 px-3 py-2 text-sm text-teal-50\" /><button className=\"rounded-xl bg-emerald-300 px-3 text-sm font-bold text-slate-950\">Save</button></form> : <button type=\"button\" onClick={() => setEditing(true)} className=\"rounded-xl bg-teal-800 px-4 py-3 text-left focus-visible:ring-emerald-200 focus-visible:outline-none focus-visible:ring-2\"><span className=\"font-medium\">{initialValue}</span><span className=\"ml-3 text-xs text-emerald-200\">Edit</span></button>;\n}\nfunction DeliveryHybridField8Core() {\n const [label, setLabel] = useState(\"Review queue\");\n return <div className=\"min-h-screen bg-teal-950 p-6 text-teal-50\"><section className=\"mx-auto max-w-4xl rounded-[2rem] bg-teal-900 p-7 shadow-xl shadow-black/20\"><p className=\"text-xs font-bold uppercase tracking-[0.2em] text-emerald-200\">Upcoming deliveries</p><h1 className=\"mt-3 text-3xl font-semibold\">Transient local input meets an explicit commit boundary.</h1><div className=\"mt-6 grid gap-5 md:grid-cols-[1fr_.7fr]\"><div><EditableLabel initialValue={label} onCommit={setLabel} /><p className=\"mt-3 text-sm text-teal-200\">Saved label: {label}</p></div><DeliveryHybridField8Signature /></div></section></div>;\n}\n\n\nfunction DeliveryHybridField8Signature() {\n const [saved, setSaved] = useState(false);\n return (\n <div className=\"rounded-2xl border border-teal-700/80 p-4\">\n <p className=\"text-sm text-teal-200\">A compact checkpoint makes a dense screen easier to scan.</p>\n <button type=\"button\" className=\"mt-3 rounded-xl bg-emerald-300 px-3 py-2 text-sm font-bold text-slate-950 transition hover:bg-emerald-200 focus-visible:ring-emerald-200 focus-visible:outline-none focus-visible:ring-2\" onClick={() => setSaved(true)}>\n {saved ? \"Checkpoint saved\" : \"Save checkpoint\"}\n </button>\n </div>\n );\n}\n\n\n\n\nfunction DeliveryHybridField8Page({ children }: { children: React.ReactNode }) {\n return <main className=\"min-h-screen bg-teal-950 text-teal-50\"><div className=\"mx-auto grid max-w-7xl min-h-screen lg:grid-cols-[1fr_18rem]\"><section className=\"p-6 lg:p-10\"><header className=\"mb-8\"><p className=\"text-xs font-bold uppercase tracking-[0.22em] text-emerald-200\">Studio canvas</p><h2 className=\"mt-3 text-4xl font-semibold tracking-tight\">Give the working surface room to breathe.</h2></header>{children}<DeliveryHybridField8VariantFeature /><DeliveryHybridField8VariantAlgorithm /><DeliveryHybridField8PatternLens /></section><aside className=\"border-t border-teal-700/80 bg-teal-900 p-6 lg:border-l lg:border-t-0\"><p className=\"text-sm font-semibold\">Quick actions</p><button className=\"mt-4 w-full rounded-xl bg-emerald-300 px-4 py-2 text-sm font-bold text-slate-950\">Save view</button><p className=\"mt-5 text-sm leading-6 text-teal-200\">A narrow action rail prevents the page from becoming another centered card.</p></aside></div></main>;\n}\n\nexport function DeliveryHybridField8() {\n return <DeliveryHybridField8Page><DeliveryHybridField8Core /></DeliveryHybridField8Page>;\n}\n\n\nfunction DeliveryHybridField8VariantFeature() {\n const columns = [\n { heading: \"Now\", cards: [\"Approve copy\", \"Confirm time\"] },\n { heading: \"Next\", cards: [\"Gather evidence\"] },\n ];\n const [selected, setSelected] = useState<string | null>(null);\n return (\n <section className=\"mt-6 rounded-[1.75rem] bg-teal-800 p-5\">\n <div className=\"flex items-center justify-between\"><p className=\"text-xs font-bold uppercase tracking-[0.18em] text-emerald-200\">Variant studio</p><p className=\"text-xs text-teal-200\">{selected ?? \"Choose a card\"}</p></div>\n <div className=\"mt-4 grid gap-4 md:grid-cols-2\">{columns.map((column) => <section key={column.heading}><h4 className=\"mb-2 text-sm font-semibold\">{column.heading}</h4><div className=\"space-y-2\">{column.cards.map((card) => <button key={card} type=\"button\" onClick={() => setSelected(card)} className={\"block w-full rounded-xl bg-teal-900 px-3 py-3 text-left text-sm focus-visible:ring-emerald-200 focus-visible:outline-none focus-visible:ring-2 \" + (selected === card ? \"ring-2 ring-current\" : \"\")}>{card}</button>)}</div></section>)}</div>\n </section>\n );\n}\n\n\nfunction DeliveryHybridField8VariantAlgorithm() {\n const [sortAscending, setSortAscending] = useState(true);\n const records = [{ label: \"Signal\", score: 82 }, { label: \"Quality\", score: 68 }, { label: \"Speed\", score: 91 }];\n const sorted = [...records].sort((left, right) => sortAscending ? left.score - right.score : right.score - left.score);\n return <section className=\"mt-4 overflow-hidden rounded-2xl border border-teal-700/80\"><button type=\"button\" onClick={() => setSortAscending((value) => !value)} className=\"w-full bg-teal-800 px-4 py-3 text-left text-sm font-semibold\">Ranked signal <span className=\"float-right text-emerald-200\">{sortAscending ? \"↑\" : \"↓\"}</span></button><ul>{sorted.map((record) => <li key={record.label} className=\"flex justify-between border-t border-teal-700/80 px-4 py-3 text-sm\"><span className=\"text-teal-200\">{record.label}</span><span>{record.score}</span></li>)}</ul></section>;\n}\n\n\nfunction DeliveryHybridField8PatternLens() {\n const lanes = [{ title: \"Now\", items: [\"Clarify\", \"Assign\"] }, { title: \"Next\", items: [\"Review\"] }];\n return <section className=\"mt-4 grid gap-3 sm:grid-cols-2\">{lanes.map((lane) => <article key={lane.title} className=\"rounded-2xl border border-teal-700/80 p-4\"><h3 className=\"text-sm font-semibold text-emerald-200\">{lane.title}</h3><ul className=\"mt-3 space-y-2\">{lane.items.map((item) => <li key={item} className=\"rounded-xl bg-teal-800 px-3 py-2 text-sm text-teal-200\">{item}</li>)}</ul></article>)}</section>;\n}\n```"}]}
{"messages":[{"role":"system","content":"You are a senior React and TypeScript engineer. Produce correct, maintainable React code with semantic HTML, keyboard access, resilient state boundaries, and visually polished UI rather than generic default components."},{"role":"user","content":"Build a TypeScript React example for renovation projects in a home-renovation client portal. Use the query-state render prop pattern, keep the API reusable, and give the UI a distinctive dark, editorial treatment."},{"role":"assistant","content":"This version applies query-state render prop to a real a home-renovation client portal workflow, while the ink fuchsia palette keeps the hierarchy intentional rather than generic. The code keeps the interaction boundary small and exposes accessible semantics where they matter.\n\n```tsx\nimport { useState } from \"react\";\n\nimport { useEffect } from \"react\";\n\ntype QueryState<T> = { data: T[]; loading: boolean; error: string | null };\nfunction Query<T>({ load, children }: { load: () => Promise<T[]>; children: (state: QueryState<T>) => React.ReactNode }) {\n const [state, setState] = useState<QueryState<T>>({ data: [], loading: true, error: null });\n useEffect(() => { let active = true; load().then((data) => active && setState({ data, loading: false, error: null })).catch(() => active && setState({ data: [], loading: false, error: \"Could not load records.\" })); return () => { active = false; }; }, [load]);\n return <>{children(state)}</>;\n}\nconst loadRecords = async () => { await new Promise((resolve) => window.setTimeout(resolve, 250)); return [\"North wing\", \"Harbor desk\", \"Field team\"]; };\nfunction ProjectRenderQuery8Core() {\n return <div className=\"min-h-screen bg-zinc-950 p-6 text-zinc-100\"><section className=\"mx-auto max-w-5xl rounded-[2rem] bg-zinc-900 p-7 shadow-xl shadow-black/20\"><p className=\"text-xs font-bold uppercase tracking-[0.2em] text-fuchsia-300\">Renovation projects</p><h1 className=\"mt-3 text-3xl font-semibold\">The caller owns the loading, empty, and success markup.</h1><div className=\"mt-6 grid gap-5 md:grid-cols-[1fr_.7fr]\"><Query load={loadRecords}>{({ data, loading, error }) => <section aria-busy={loading} className=\"rounded-2xl bg-zinc-800 p-5\">{loading && <p className=\"text-sm text-zinc-400\">Loading selection…</p>}{error && <p role=\"alert\" className=\"text-sm text-rose-300\">{error}</p>}{!loading && !error && <ul className=\"space-y-2\">{data.map((record) => <li key={record} className=\"rounded-xl bg-zinc-900 px-3 py-2 text-sm\">{record}</li>)}</ul>}</section>}</Query><ProjectRenderQuery8Signature /></div></section></div>;\n}\n\n\nfunction ProjectRenderQuery8Signature() {\n const [saved, setSaved] = useState(false);\n return (\n <div className=\"rounded-2xl border border-zinc-700/80 p-4\">\n <p className=\"text-sm text-zinc-400\">A compact checkpoint makes a dense screen easier to scan.</p>\n <button type=\"button\" className=\"mt-3 rounded-xl bg-fuchsia-400 px-3 py-2 text-sm font-bold text-slate-950 transition hover:bg-fuchsia-300 focus-visible:ring-fuchsia-300 focus-visible:outline-none focus-visible:ring-2\" onClick={() => setSaved(true)}>\n {saved ? \"Checkpoint saved\" : \"Save checkpoint\"}\n </button>\n </div>\n );\n}\n\n\n\n\nfunction ProjectRenderQuery8Page({ children }: { children: React.ReactNode }) {\n return <main className=\"min-h-screen bg-zinc-950 text-zinc-100\"><div className=\"mx-auto grid max-w-7xl min-h-screen lg:grid-cols-[1fr_18rem]\"><section className=\"p-6 lg:p-10\"><header className=\"mb-8\"><p className=\"text-xs font-bold uppercase tracking-[0.22em] text-fuchsia-300\">Studio canvas</p><h2 className=\"mt-3 text-4xl font-semibold tracking-tight\">Give the working surface room to breathe.</h2></header>{children}<ProjectRenderQuery8VariantFeature /><ProjectRenderQuery8VariantAlgorithm /><ProjectRenderQuery8PatternLens /></section><aside className=\"border-t border-zinc-700/80 bg-zinc-900 p-6 lg:border-l lg:border-t-0\"><p className=\"text-sm font-semibold\">Quick actions</p><button className=\"mt-4 w-full rounded-xl bg-fuchsia-400 px-4 py-2 text-sm font-bold text-slate-950\">Save view</button><p className=\"mt-5 text-sm leading-6 text-zinc-400\">A narrow action rail prevents the page from becoming another centered card.</p></aside></div></main>;\n}\n\nexport function ProjectRenderQuery8() {\n return <ProjectRenderQuery8Page><ProjectRenderQuery8Core /></ProjectRenderQuery8Page>;\n}\n\n\nfunction ProjectRenderQuery8VariantFeature() {\n const columns = [\n { heading: \"Now\", cards: [\"Approve copy\", \"Confirm time\"] },\n { heading: \"Next\", cards: [\"Gather evidence\"] },\n ];\n const [selected, setSelected] = useState<string | null>(null);\n return (\n <section className=\"mt-6 rounded-[1.75rem] bg-zinc-800 p-5\">\n <div className=\"flex items-center justify-between\"><p className=\"text-xs font-bold uppercase tracking-[0.18em] text-fuchsia-300\">Variant studio</p><p className=\"text-xs text-zinc-400\">{selected ?? \"Choose a card\"}</p></div>\n <div className=\"mt-4 grid gap-4 md:grid-cols-2\">{columns.map((column) => <section key={column.heading}><h4 className=\"mb-2 text-sm font-semibold\">{column.heading}</h4><div className=\"space-y-2\">{column.cards.map((card) => <button key={card} type=\"button\" onClick={() => setSelected(card)} className={\"block w-full rounded-xl bg-zinc-900 px-3 py-3 text-left text-sm focus-visible:ring-fuchsia-300 focus-visible:outline-none focus-visible:ring-2 \" + (selected === card ? \"ring-2 ring-current\" : \"\")}>{card}</button>)}</div></section>)}</div>\n </section>\n );\n}\n\n\nfunction ProjectRenderQuery8VariantAlgorithm() {\n const [sortAscending, setSortAscending] = useState(true);\n const records = [{ label: \"Signal\", score: 82 }, { label: \"Quality\", score: 68 }, { label: \"Speed\", score: 91 }];\n const sorted = [...records].sort((left, right) => sortAscending ? left.score - right.score : right.score - left.score);\n return <section className=\"mt-4 overflow-hidden rounded-2xl border border-zinc-700/80\"><button type=\"button\" onClick={() => setSortAscending((value) => !value)} className=\"w-full bg-zinc-800 px-4 py-3 text-left text-sm font-semibold\">Ranked signal <span className=\"float-right text-fuchsia-300\">{sortAscending ? \"↑\" : \"↓\"}</span></button><ul>{sorted.map((record) => <li key={record.label} className=\"flex justify-between border-t border-zinc-700/80 px-4 py-3 text-sm\"><span className=\"text-zinc-400\">{record.label}</span><span>{record.score}</span></li>)}</ul></section>;\n}\n\n\nfunction ProjectRenderQuery8PatternLens() {\n const checkpoints = [\"Scope\", \"Owner\", \"Evidence\"];\n return <section className=\"mt-4 rounded-2xl border border-zinc-700/80 p-4\"><p className=\"text-xs font-bold uppercase tracking-[0.18em] text-fuchsia-300\">Pattern checklist</p><ol className=\"mt-3 grid gap-2 sm:grid-cols-3\">{checkpoints.map((checkpoint, index) => <li key={checkpoint} className=\"rounded-xl bg-zinc-800 px-3 py-3 text-sm\"><span className=\"mr-2 text-fuchsia-300\">{index + 1}</span>{checkpoint}</li>)}</ol></section>;\n}\n```"}]}
{"messages":[{"role":"system","content":"You are a senior React and TypeScript engineer. Produce correct, maintainable React code with semantic HTML, keyboard access, resilient state boundaries, and visually polished UI rather than generic default components."},{"role":"user","content":"Debug a React implementation for property viewings in a real-estate leasing workspace. The interaction works only with a mouse and state leaks between views. Replace the fragile approach with pointer-position render prop and explain the important fix briefly."},{"role":"assistant","content":"This version applies pointer-position render prop to a real a real-estate leasing workspace workflow, while the rose orange palette keeps the hierarchy intentional rather than generic. The code keeps the interaction boundary small and exposes accessible semantics where they matter.\n\n```tsx\nimport { useState } from \"react\";\n\ntype PointerRender = (position: { x: number; y: number; active: boolean }) => React.ReactNode;\nfunction PointerCanvas({ children }: { children: PointerRender }) {\n const [position, setPosition] = useState({ x: 50, y: 50, active: false });\n return <div onPointerMove={(event) => { const box = event.currentTarget.getBoundingClientRect(); setPosition({ x: Math.round(event.clientX - box.left), y: Math.round(event.clientY - box.top), active: true }); }} onPointerLeave={() => setPosition((current) => ({ ...current, active: false }))} className=\"relative h-56 overflow-hidden rounded-2xl bg-rose-800\">{children(position)}</div>;\n}\nfunction ViewingRenderPointer8Core() {\n return <div className=\"min-h-screen bg-rose-950 p-6 text-rose-50\"><section className=\"mx-auto max-w-5xl rounded-[2rem] bg-rose-900 p-7 shadow-xl shadow-black/20\"><p className=\"text-xs font-bold uppercase tracking-[0.2em] text-orange-200\">Property viewings</p><h1 className=\"mt-3 text-3xl font-semibold\">A render prop leaves the visual response to the caller.</h1><div className=\"mt-6 grid gap-5 md:grid-cols-[1fr_.7fr]\"><PointerCanvas>{({ x, y, active }) => <><div className=\"absolute h-3 w-3 rounded-full bg-orange-300 transition\" style={{ left: x, top: y, transform: \"translate(-50%, -50%)\" }} /><p className=\"absolute bottom-4 left-4 rounded-lg bg-rose-900 px-3 py-2 text-xs text-rose-200\">{active ? x + \" × \" + y : \"Move across the canvas\"}</p></>}</PointerCanvas><ViewingRenderPointer8Signature /></div></section></div>;\n}\n\n\nfunction ViewingRenderPointer8Signature() {\n const [saved, setSaved] = useState(false);\n return (\n <div className=\"rounded-2xl border border-rose-700/80 p-4\">\n <p className=\"text-sm text-rose-200\">A compact checkpoint makes a dense screen easier to scan.</p>\n <button type=\"button\" className=\"mt-3 rounded-xl bg-orange-300 px-3 py-2 text-sm font-bold text-slate-950 transition hover:bg-orange-200 focus-visible:ring-orange-200 focus-visible:outline-none focus-visible:ring-2\" onClick={() => setSaved(true)}>\n {saved ? \"Checkpoint saved\" : \"Save checkpoint\"}\n </button>\n </div>\n );\n}\n\n\n\n\nfunction ViewingRenderPointer8Page({ children }: { children: React.ReactNode }) {\n return <main className=\"min-h-screen bg-rose-950 text-rose-50\"><div className=\"mx-auto grid max-w-7xl min-h-screen lg:grid-cols-[1fr_18rem]\"><section className=\"p-6 lg:p-10\"><header className=\"mb-8\"><p className=\"text-xs font-bold uppercase tracking-[0.22em] text-orange-200\">Studio canvas</p><h2 className=\"mt-3 text-4xl font-semibold tracking-tight\">Give the working surface room to breathe.</h2></header>{children}<ViewingRenderPointer8VariantFeature /><ViewingRenderPointer8VariantAlgorithm /><ViewingRenderPointer8PatternLens /></section><aside className=\"border-t border-rose-700/80 bg-rose-900 p-6 lg:border-l lg:border-t-0\"><p className=\"text-sm font-semibold\">Quick actions</p><button className=\"mt-4 w-full rounded-xl bg-orange-300 px-4 py-2 text-sm font-bold text-slate-950\">Save view</button><p className=\"mt-5 text-sm leading-6 text-rose-200\">A narrow action rail prevents the page from becoming another centered card.</p></aside></div></main>;\n}\n\nexport function ViewingRenderPointer8() {\n return <ViewingRenderPointer8Page><ViewingRenderPointer8Core /></ViewingRenderPointer8Page>;\n}\n\n\nfunction ViewingRenderPointer8VariantFeature() {\n const columns = [\n { heading: \"Now\", cards: [\"Approve copy\", \"Confirm time\"] },\n { heading: \"Next\", cards: [\"Gather evidence\"] },\n ];\n const [selected, setSelected] = useState<string | null>(null);\n return (\n <section className=\"mt-6 rounded-[1.75rem] bg-rose-800 p-5\">\n <div className=\"flex items-center justify-between\"><p className=\"text-xs font-bold uppercase tracking-[0.18em] text-orange-200\">Variant studio</p><p className=\"text-xs text-rose-200\">{selected ?? \"Choose a card\"}</p></div>\n <div className=\"mt-4 grid gap-4 md:grid-cols-2\">{columns.map((column) => <section key={column.heading}><h4 className=\"mb-2 text-sm font-semibold\">{column.heading}</h4><div className=\"space-y-2\">{column.cards.map((card) => <button key={card} type=\"button\" onClick={() => setSelected(card)} className={\"block w-full rounded-xl bg-rose-900 px-3 py-3 text-left text-sm focus-visible:ring-orange-200 focus-visible:outline-none focus-visible:ring-2 \" + (selected === card ? \"ring-2 ring-current\" : \"\")}>{card}</button>)}</div></section>)}</div>\n </section>\n );\n}\n\n\nfunction ViewingRenderPointer8VariantAlgorithm() {\n const [sortAscending, setSortAscending] = useState(true);\n const records = [{ label: \"Signal\", score: 82 }, { label: \"Quality\", score: 68 }, { label: \"Speed\", score: 91 }];\n const sorted = [...records].sort((left, right) => sortAscending ? left.score - right.score : right.score - left.score);\n return <section className=\"mt-4 overflow-hidden rounded-2xl border border-rose-700/80\"><button type=\"button\" onClick={() => setSortAscending((value) => !value)} className=\"w-full bg-rose-800 px-4 py-3 text-left text-sm font-semibold\">Ranked signal <span className=\"float-right text-orange-200\">{sortAscending ? \"↑\" : \"↓\"}</span></button><ul>{sorted.map((record) => <li key={record.label} className=\"flex justify-between border-t border-rose-700/80 px-4 py-3 text-sm\"><span className=\"text-rose-200\">{record.label}</span><span>{record.score}</span></li>)}</ul></section>;\n}\n\n\nfunction ViewingRenderPointer8PatternLens() {\n const rows = [{ label: \"Clarity\", value: \"High\" }, { label: \"Risk\", value: \"Low\" }, { label: \"Owner\", value: \"Named\" }];\n return <section className=\"mt-4 overflow-hidden rounded-2xl border border-rose-700/80\"><table className=\"w-full text-left text-sm\"><caption className=\"caption-top px-4 py-3 text-left text-xs font-bold uppercase tracking-[0.18em] text-orange-200\">Pattern readout</caption><tbody>{rows.map((row) => <tr key={row.label} className=\"border-t border-rose-700/80\"><th scope=\"row\" className=\"px-4 py-3 font-medium\">{row.label}</th><td className=\"px-4 py-3 text-right text-rose-200\">{row.value}</td></tr>)}</tbody></table></section>;\n}\n```"}]}
{"messages":[{"role":"system","content":"You are a senior React and TypeScript engineer. Produce correct, maintainable React code with semantic HTML, keyboard access, resilient state boundaries, and visually polished UI rather than generic default components."},{"role":"user","content":"Explain when to use accessible compound tabs in a wildlife rescue triage board, then show a compact production-minded component for rescue intakes in a wildlife rescue triage board."},{"role":"assistant","content":"This version applies accessible compound tabs to a real a wildlife rescue triage board workflow, while the plum pink palette keeps the hierarchy intentional rather than generic. The code keeps the interaction boundary small and exposes accessible semantics where they matter.\n\n```tsx\nimport { useState } from \"react\";\n\nimport { createContext, useContext } from \"react\";\n\nconst TabsContext = createContext<{ value: string; setValue: (value: string) => void } | null>(null);\nfunction useTabs() { const value = useContext(TabsContext); if (!value) throw new Error(\"Tabs components need Tabs.Root\"); return value; }\nfunction TabsRoot({ children }: { children: React.ReactNode }) { const [value, setValue] = useState(\"brief\"); return <TabsContext.Provider value={{ value, setValue }}>{children}</TabsContext.Provider>; }\nfunction TabsList({ children }: { children: React.ReactNode }) { return <div className=\"inline-flex rounded-2xl bg-purple-800 p-1\" role=\"tablist\">{children}</div>; }\nfunction TabsTrigger({ value, children }: { value: string; children: React.ReactNode }) { const tabs = useTabs(); return <button type=\"button\" role=\"tab\" aria-selected={tabs.value === value} onClick={() => tabs.setValue(value)} className={\"rounded-xl px-4 py-2 text-sm transition \" + (tabs.value === value ? \"bg-pink-300 font-bold text-slate-950\" : \"text-purple-200\")}>{children}</button>; }\nfunction TabsPanel({ value, children }: { value: string; children: React.ReactNode }) { const tabs = useTabs(); return tabs.value === value ? <div role=\"tabpanel\" className=\"mt-5 rounded-2xl bg-purple-800 p-5\">{children}</div> : null; }\n\nfunction IntakeCompoundTabs8Core() {\n return <div className=\"min-h-screen bg-purple-950 p-6 text-purple-50\"><section className=\"mx-auto max-w-5xl rounded-[2rem] bg-purple-900 p-7 shadow-xl shadow-black/20\"><p className=\"text-xs font-bold uppercase tracking-[0.2em] text-pink-200\">Rescue intakes</p><h1 className=\"mt-3 text-3xl font-semibold\">Compound parts communicate through a private context.</h1><div className=\"mt-6 grid gap-5 md:grid-cols-[1fr_.7fr]\"><TabsRoot><TabsList><TabsTrigger value=\"brief\">Brief</TabsTrigger><TabsTrigger value=\"history\">History</TabsTrigger></TabsList><TabsPanel value=\"brief\"><p className=\"text-sm text-purple-200\">The brief is deliberately concise and actionable.</p></TabsPanel><TabsPanel value=\"history\"><p className=\"text-sm text-purple-200\">History provides the surrounding context.</p></TabsPanel></TabsRoot><IntakeCompoundTabs8Signature /></div></section></div>;\n}\n\n\nfunction IntakeCompoundTabs8Signature() {\n const [saved, setSaved] = useState(false);\n return (\n <div className=\"rounded-2xl border border-purple-700/80 p-4\">\n <p className=\"text-sm text-purple-200\">A compact checkpoint makes a dense screen easier to scan.</p>\n <button type=\"button\" className=\"mt-3 rounded-xl bg-pink-300 px-3 py-2 text-sm font-bold text-slate-950 transition hover:bg-pink-200 focus-visible:ring-pink-200 focus-visible:outline-none focus-visible:ring-2\" onClick={() => setSaved(true)}>\n {saved ? \"Checkpoint saved\" : \"Save checkpoint\"}\n </button>\n </div>\n );\n}\n\n\n\n\nfunction IntakeCompoundTabs8Page({ children }: { children: React.ReactNode }) {\n return <main className=\"min-h-screen bg-purple-950 text-purple-50\"><div className=\"mx-auto grid max-w-7xl min-h-screen lg:grid-cols-[1fr_18rem]\"><section className=\"p-6 lg:p-10\"><header className=\"mb-8\"><p className=\"text-xs font-bold uppercase tracking-[0.22em] text-pink-200\">Studio canvas</p><h2 className=\"mt-3 text-4xl font-semibold tracking-tight\">Give the working surface room to breathe.</h2></header>{children}<IntakeCompoundTabs8VariantFeature /><IntakeCompoundTabs8VariantAlgorithm /><IntakeCompoundTabs8PatternLens /></section><aside className=\"border-t border-purple-700/80 bg-purple-900 p-6 lg:border-l lg:border-t-0\"><p className=\"text-sm font-semibold\">Quick actions</p><button className=\"mt-4 w-full rounded-xl bg-pink-300 px-4 py-2 text-sm font-bold text-slate-950\">Save view</button><p className=\"mt-5 text-sm leading-6 text-purple-200\">A narrow action rail prevents the page from becoming another centered card.</p></aside></div></main>;\n}\n\nexport function IntakeCompoundTabs8() {\n return <IntakeCompoundTabs8Page><IntakeCompoundTabs8Core /></IntakeCompoundTabs8Page>;\n}\n\n\nfunction IntakeCompoundTabs8VariantFeature() {\n const columns = [\n { heading: \"Now\", cards: [\"Approve copy\", \"Confirm time\"] },\n { heading: \"Next\", cards: [\"Gather evidence\"] },\n ];\n const [selected, setSelected] = useState<string | null>(null);\n return (\n <section className=\"mt-6 rounded-[1.75rem] bg-purple-800 p-5\">\n <div className=\"flex items-center justify-between\"><p className=\"text-xs font-bold uppercase tracking-[0.18em] text-pink-200\">Variant studio</p><p className=\"text-xs text-purple-200\">{selected ?? \"Choose a card\"}</p></div>\n <div className=\"mt-4 grid gap-4 md:grid-cols-2\">{columns.map((column) => <section key={column.heading}><h4 className=\"mb-2 text-sm font-semibold\">{column.heading}</h4><div className=\"space-y-2\">{column.cards.map((card) => <button key={card} type=\"button\" onClick={() => setSelected(card)} className={\"block w-full rounded-xl bg-purple-900 px-3 py-3 text-left text-sm focus-visible:ring-pink-200 focus-visible:outline-none focus-visible:ring-2 \" + (selected === card ? \"ring-2 ring-current\" : \"\")}>{card}</button>)}</div></section>)}</div>\n </section>\n );\n}\n\n\nfunction IntakeCompoundTabs8VariantAlgorithm() {\n const [sortAscending, setSortAscending] = useState(true);\n const records = [{ label: \"Signal\", score: 82 }, { label: \"Quality\", score: 68 }, { label: \"Speed\", score: 91 }];\n const sorted = [...records].sort((left, right) => sortAscending ? left.score - right.score : right.score - left.score);\n return <section className=\"mt-4 overflow-hidden rounded-2xl border border-purple-700/80\"><button type=\"button\" onClick={() => setSortAscending((value) => !value)} className=\"w-full bg-purple-800 px-4 py-3 text-left text-sm font-semibold\">Ranked signal <span className=\"float-right text-pink-200\">{sortAscending ? \"↑\" : \"↓\"}</span></button><ul>{sorted.map((record) => <li key={record.label} className=\"flex justify-between border-t border-purple-700/80 px-4 py-3 text-sm\"><span className=\"text-purple-200\">{record.label}</span><span>{record.score}</span></li>)}</ul></section>;\n}\n\n\nfunction IntakeCompoundTabs8PatternLens() {\n const signals = [{ label: \"Coverage\", value: 76 }, { label: \"Confidence\", value: 88 }, { label: \"Readiness\", value: 64 }];\n const average = Math.round(signals.reduce((total, signal) => total + signal.value, 0) / signals.length);\n return <section className=\"mt-4 rounded-2xl border border-purple-700/80 p-4\"><div className=\"flex justify-between\"><p className=\"text-sm font-semibold\">Evidence mix</p><output className=\"text-sm text-pink-200\">{average}%</output></div><dl className=\"mt-3 space-y-3\">{signals.map((signal) => <div key={signal.label}><div className=\"flex justify-between text-xs text-purple-200\"><dt>{signal.label}</dt><dd>{signal.value}%</dd></div><div className=\"mt-1 h-2 overflow-hidden rounded-full bg-black/20\"><div className=\"h-full bg-pink-300\" style={{ width: signal.value + \"%\" }} /></div></div>)}</dl></section>;\n}\n```"}]}
{"messages":[{"role":"system","content":"You are a senior React and TypeScript engineer. Produce correct, maintainable React code with semantic HTML, keyboard access, resilient state boundaries, and visually polished UI rather than generic default components."},{"role":"user","content":"Turn this UI brief into React: a focused control surface for care milestones in a rehabilitation center portal, with a clear hierarchy, strong focus states, and compound accordion state. Prefer a non-generic layout."},{"role":"assistant","content":"This version applies compound accordion state to a real a rehabilitation center portal workflow, while the obsidian amber palette keeps the hierarchy intentional rather than generic. The code keeps the interaction boundary small and exposes accessible semantics where they matter.\n\n```tsx\nimport { useState } from \"react\";\n\nimport { createContext, useContext } from \"react\";\n\nconst AccordionContext = createContext<{ open: string | null; toggle: (id: string) => void } | null>(null);\nfunction AccordionRoot({ children }: { children: React.ReactNode }) { const [open, setOpen] = useState<string | null>(\"first\"); return <AccordionContext.Provider value={{ open, toggle: (id) => setOpen((current) => current === id ? null : id) }}>{children}</AccordionContext.Provider>; }\nfunction AccordionItem({ id, title, children }: { id: string; title: string; children: React.ReactNode }) { const state = useContext(AccordionContext); if (!state) throw new Error(\"AccordionItem requires AccordionRoot\"); const open = state.open === id; return <section className=\"border-b border-stone-700/80 last:border-0\"><h2><button type=\"button\" aria-expanded={open} onClick={() => state.toggle(id)} className=\"flex w-full justify-between py-4 text-left font-semibold focus-visible:ring-amber-300 focus-visible:outline-none focus-visible:ring-2\">{title}<span aria-hidden=\"true\">{open ? \"−\" : \"+\"}</span></button></h2>{open && <div className=\"pb-4 text-sm leading-6 text-stone-400\">{children}</div>}</section>; }\n\nfunction MilestoneCompoundAccordion8Core() {\n return <div className=\"min-h-screen bg-stone-950 p-6 text-stone-100\"><div className=\"mx-auto grid max-w-5xl gap-5 md:grid-cols-[1fr_.7fr]\"><section className=\"rounded-[2rem] bg-stone-900 p-7 shadow-xl shadow-black/20\"><p className=\"text-xs font-bold uppercase tracking-[0.2em] text-amber-300\">Care milestones</p><h1 className=\"mt-3 text-3xl font-semibold\">Only one compound item needs to know the open state.</h1><div className=\"mt-6\"><AccordionRoot><AccordionItem id=\"first\" title=\"Scope\">Clarify the outcome and owner.</AccordionItem><AccordionItem id=\"second\" title=\"Timing\">Move the next decision close to the date.</AccordionItem></AccordionRoot></div></section><MilestoneCompoundAccordion8Signature /></div></div>;\n}\n\n\nfunction MilestoneCompoundAccordion8Signature() {\n const [saved, setSaved] = useState(false);\n return (\n <div className=\"rounded-2xl border border-stone-700/80 p-4\">\n <p className=\"text-sm text-stone-400\">A compact checkpoint makes a dense screen easier to scan.</p>\n <button type=\"button\" className=\"mt-3 rounded-xl bg-amber-400 px-3 py-2 text-sm font-bold text-slate-950 transition hover:bg-amber-300 focus-visible:ring-amber-300 focus-visible:outline-none focus-visible:ring-2\" onClick={() => setSaved(true)}>\n {saved ? \"Checkpoint saved\" : \"Save checkpoint\"}\n </button>\n </div>\n );\n}\n\n\n\n\nfunction MilestoneCompoundAccordion8Page({ children }: { children: React.ReactNode }) {\n return <main className=\"min-h-screen bg-stone-950 text-stone-100\"><div className=\"mx-auto grid max-w-7xl min-h-screen lg:grid-cols-[1fr_18rem]\"><section className=\"p-6 lg:p-10\"><header className=\"mb-8\"><p className=\"text-xs font-bold uppercase tracking-[0.22em] text-amber-300\">Studio canvas</p><h2 className=\"mt-3 text-4xl font-semibold tracking-tight\">Give the working surface room to breathe.</h2></header>{children}<MilestoneCompoundAccordion8VariantFeature /><MilestoneCompoundAccordion8VariantAlgorithm /><MilestoneCompoundAccordion8PatternLens /></section><aside className=\"border-t border-stone-700/80 bg-stone-900 p-6 lg:border-l lg:border-t-0\"><p className=\"text-sm font-semibold\">Quick actions</p><button className=\"mt-4 w-full rounded-xl bg-amber-400 px-4 py-2 text-sm font-bold text-slate-950\">Save view</button><p className=\"mt-5 text-sm leading-6 text-stone-400\">A narrow action rail prevents the page from becoming another centered card.</p></aside></div></main>;\n}\n\nexport function MilestoneCompoundAccordion8() {\n return <MilestoneCompoundAccordion8Page><MilestoneCompoundAccordion8Core /></MilestoneCompoundAccordion8Page>;\n}\n\n\nfunction MilestoneCompoundAccordion8VariantFeature() {\n const columns = [\n { heading: \"Now\", cards: [\"Approve copy\", \"Confirm time\"] },\n { heading: \"Next\", cards: [\"Gather evidence\"] },\n ];\n const [selected, setSelected] = useState<string | null>(null);\n return (\n <section className=\"mt-6 rounded-[1.75rem] bg-stone-800 p-5\">\n <div className=\"flex items-center justify-between\"><p className=\"text-xs font-bold uppercase tracking-[0.18em] text-amber-300\">Variant studio</p><p className=\"text-xs text-stone-400\">{selected ?? \"Choose a card\"}</p></div>\n <div className=\"mt-4 grid gap-4 md:grid-cols-2\">{columns.map((column) => <section key={column.heading}><h4 className=\"mb-2 text-sm font-semibold\">{column.heading}</h4><div className=\"space-y-2\">{column.cards.map((card) => <button key={card} type=\"button\" onClick={() => setSelected(card)} className={\"block w-full rounded-xl bg-stone-900 px-3 py-3 text-left text-sm focus-visible:ring-amber-300 focus-visible:outline-none focus-visible:ring-2 \" + (selected === card ? \"ring-2 ring-current\" : \"\")}>{card}</button>)}</div></section>)}</div>\n </section>\n );\n}\n\n\nfunction MilestoneCompoundAccordion8VariantAlgorithm() {\n const [sortAscending, setSortAscending] = useState(true);\n const records = [{ label: \"Signal\", score: 82 }, { label: \"Quality\", score: 68 }, { label: \"Speed\", score: 91 }];\n const sorted = [...records].sort((left, right) => sortAscending ? left.score - right.score : right.score - left.score);\n return <section className=\"mt-4 overflow-hidden rounded-2xl border border-stone-700/80\"><button type=\"button\" onClick={() => setSortAscending((value) => !value)} className=\"w-full bg-stone-800 px-4 py-3 text-left text-sm font-semibold\">Ranked signal <span className=\"float-right text-amber-300\">{sortAscending ? \"↑\" : \"↓\"}</span></button><ul>{sorted.map((record) => <li key={record.label} className=\"flex justify-between border-t border-stone-700/80 px-4 py-3 text-sm\"><span className=\"text-stone-400\">{record.label}</span><span>{record.score}</span></li>)}</ul></section>;\n}\n\n\nfunction MilestoneCompoundAccordion8PatternLens() {\n const points = [18, 43, 35, 68, 82];\n return <figure className=\"mt-4 rounded-2xl bg-stone-800 p-4\"><div className=\"flex items-baseline justify-between\"><figcaption className=\"text-sm font-semibold\">Signal trajectory</figcaption><span className=\"text-xs text-stone-400\">Five checkpoints</span></div><svg viewBox=\"0 0 240 100\" className=\"mt-4 h-24 w-full\" role=\"img\" aria-label=\"Rising workflow signal\"><polyline fill=\"none\" stroke=\"currentColor\" strokeWidth=\"3\" className=\"text-amber-300\" points={points.map((point, index) => index * 55 + \",\" + (100 - point)).join(\" \")} />{points.map((point, index) => <circle key={index} cx={index * 55} cy={100 - point} r=\"5\" className=\"bg-amber-400\" />)}</svg></figure>;\n}\n```"}]}
{"messages":[{"role":"system","content":"You are a senior React and TypeScript engineer. Produce correct, maintainable React code with semantic HTML, keyboard access, resilient state boundaries, and visually polished UI rather than generic default components."},{"role":"user","content":"I keep coupling rendering and behavior in gallery installations in a museum exhibition planner. Refactor this sketch using section error boundary: function Screen() { return <button>Review</button>; }. Show the improved implementation."},{"role":"assistant","content":"This version applies section error boundary to a real a museum exhibition planner workflow, while the deep indigo palette keeps the hierarchy intentional rather than generic. The code keeps the interaction boundary small and exposes accessible semantics where they matter.\n\n```tsx\nimport { useState } from \"react\";\n\nimport { Component, type ErrorInfo, type ReactNode } from \"react\";\n\ntype BoundaryState = { hasError: boolean };\nclass SectionBoundary extends Component<{ children: ReactNode }, BoundaryState> {\n state: BoundaryState = { hasError: false };\n static getDerivedStateFromError() { return { hasError: true }; }\n componentDidCatch(error: Error, info: ErrorInfo) { console.error(\"Section failed\", error, info.componentStack); }\n render() { return this.state.hasError ? <div role=\"alert\" className=\"rounded-2xl border border-rose-400/40 bg-rose-950/50 p-5 text-sm text-rose-100\">This panel could not load. The rest of the workspace is still available.</div> : this.props.children; }\n}\nfunction VolatilePanel() { const [failed, setFailed] = useState(false); if (failed) throw new Error(\"Example failure\"); return <button type=\"button\" onClick={() => setFailed(true)} className=\"rounded-xl bg-violet-300 px-4 py-2 text-sm font-bold text-slate-950\">Simulate panel failure</button>; }\nfunction InstallationBoundaryBasic8Core() {\n return <div className=\"min-h-screen bg-indigo-950 p-6 text-indigo-50\"><section className=\"mx-auto max-w-5xl rounded-[2rem] bg-indigo-900 p-7 shadow-xl shadow-black/20\"><p className=\"text-xs font-bold uppercase tracking-[0.2em] text-violet-200\">Gallery installations</p><h1 className=\"mt-3 text-3xl font-semibold\">Contain a risky panel, not the whole route.</h1><div className=\"mt-6 grid gap-5 md:grid-cols-[1fr_.7fr]\"><SectionBoundary><div className=\"rounded-2xl bg-indigo-800 p-5\"><p className=\"mb-4 text-sm text-indigo-200\">Independent integration panel</p><VolatilePanel /></div></SectionBoundary><InstallationBoundaryBasic8Signature /></div></section></div>;\n}\n\n\nfunction InstallationBoundaryBasic8Signature() {\n const [saved, setSaved] = useState(false);\n return (\n <div className=\"rounded-2xl border border-indigo-700/80 p-4\">\n <p className=\"text-sm text-indigo-200\">A compact checkpoint makes a dense screen easier to scan.</p>\n <button type=\"button\" className=\"mt-3 rounded-xl bg-violet-300 px-3 py-2 text-sm font-bold text-slate-950 transition hover:bg-violet-200 focus-visible:ring-violet-200 focus-visible:outline-none focus-visible:ring-2\" onClick={() => setSaved(true)}>\n {saved ? \"Checkpoint saved\" : \"Save checkpoint\"}\n </button>\n </div>\n );\n}\n\n\n\n\nfunction InstallationBoundaryBasic8Page({ children }: { children: React.ReactNode }) {\n return <main className=\"min-h-screen bg-indigo-950 text-indigo-50\"><div className=\"mx-auto grid max-w-7xl min-h-screen lg:grid-cols-[1fr_18rem]\"><section className=\"p-6 lg:p-10\"><header className=\"mb-8\"><p className=\"text-xs font-bold uppercase tracking-[0.22em] text-violet-200\">Studio canvas</p><h2 className=\"mt-3 text-4xl font-semibold tracking-tight\">Give the working surface room to breathe.</h2></header>{children}<InstallationBoundaryBasic8VariantFeature /><InstallationBoundaryBasic8VariantAlgorithm /><InstallationBoundaryBasic8PatternLens /></section><aside className=\"border-t border-indigo-700/80 bg-indigo-900 p-6 lg:border-l lg:border-t-0\"><p className=\"text-sm font-semibold\">Quick actions</p><button className=\"mt-4 w-full rounded-xl bg-violet-300 px-4 py-2 text-sm font-bold text-slate-950\">Save view</button><p className=\"mt-5 text-sm leading-6 text-indigo-200\">A narrow action rail prevents the page from becoming another centered card.</p></aside></div></main>;\n}\n\nexport function InstallationBoundaryBasic8() {\n return <InstallationBoundaryBasic8Page><InstallationBoundaryBasic8Core /></InstallationBoundaryBasic8Page>;\n}\n\n\nfunction InstallationBoundaryBasic8VariantFeature() {\n const columns = [\n { heading: \"Now\", cards: [\"Approve copy\", \"Confirm time\"] },\n { heading: \"Next\", cards: [\"Gather evidence\"] },\n ];\n const [selected, setSelected] = useState<string | null>(null);\n return (\n <section className=\"mt-6 rounded-[1.75rem] bg-indigo-800 p-5\">\n <div className=\"flex items-center justify-between\"><p className=\"text-xs font-bold uppercase tracking-[0.18em] text-violet-200\">Variant studio</p><p className=\"text-xs text-indigo-200\">{selected ?? \"Choose a card\"}</p></div>\n <div className=\"mt-4 grid gap-4 md:grid-cols-2\">{columns.map((column) => <section key={column.heading}><h4 className=\"mb-2 text-sm font-semibold\">{column.heading}</h4><div className=\"space-y-2\">{column.cards.map((card) => <button key={card} type=\"button\" onClick={() => setSelected(card)} className={\"block w-full rounded-xl bg-indigo-900 px-3 py-3 text-left text-sm focus-visible:ring-violet-200 focus-visible:outline-none focus-visible:ring-2 \" + (selected === card ? \"ring-2 ring-current\" : \"\")}>{card}</button>)}</div></section>)}</div>\n </section>\n );\n}\n\n\nfunction InstallationBoundaryBasic8VariantAlgorithm() {\n const [sortAscending, setSortAscending] = useState(true);\n const records = [{ label: \"Signal\", score: 82 }, { label: \"Quality\", score: 68 }, { label: \"Speed\", score: 91 }];\n const sorted = [...records].sort((left, right) => sortAscending ? left.score - right.score : right.score - left.score);\n return <section className=\"mt-4 overflow-hidden rounded-2xl border border-indigo-700/80\"><button type=\"button\" onClick={() => setSortAscending((value) => !value)} className=\"w-full bg-indigo-800 px-4 py-3 text-left text-sm font-semibold\">Ranked signal <span className=\"float-right text-violet-200\">{sortAscending ? \"↑\" : \"↓\"}</span></button><ul>{sorted.map((record) => <li key={record.label} className=\"flex justify-between border-t border-indigo-700/80 px-4 py-3 text-sm\"><span className=\"text-indigo-200\">{record.label}</span><span>{record.score}</span></li>)}</ul></section>;\n}\n\n\nfunction InstallationBoundaryBasic8PatternLens() {\n const [open, setOpen] = useState(false);\n return <details className=\"mt-4 rounded-2xl bg-indigo-800 p-4\" open={open} onToggle={(event) => setOpen(event.currentTarget.open)}><summary className=\"cursor-pointer text-sm font-semibold text-indigo-50\">Why this boundary matters</summary><p className=\"mt-3 text-sm leading-6 text-indigo-200\">Keep behavior near the decision it serves, while letting the surrounding page stay easy to scan and test.</p><button type=\"button\" className=\"mt-3 text-xs font-bold text-violet-200\" onClick={() => setOpen((value) => !value)}>{open ? \"Collapse note\" : \"Expand note\"}</button></details>;\n}\n```"}]}
{"messages":[{"role":"system","content":"You are a senior React and TypeScript engineer. Produce correct, maintainable React code with semantic HTML, keyboard access, resilient state boundaries, and visually polished UI rather than generic default components."},{"role":"user","content":"Build a TypeScript React example for reef surveys in a marine conservation dashboard. Use the retryable error boundary with reset key pattern, keep the API reusable, and give the UI a distinctive dark, editorial treatment."},{"role":"assistant","content":"This version applies retryable error boundary with reset key to a real a marine conservation dashboard workflow, while the charcoal yellow palette keeps the hierarchy intentional rather than generic. The code keeps the interaction boundary small and exposes accessible semantics where they matter.\n\n```tsx\nimport { useState } from \"react\";\n\nimport { Component, type ReactNode } from \"react\";\n\nclass RetryBoundary extends Component<{ resetKey: string; children: ReactNode }, { error: boolean }> {\n state = { error: false };\n static getDerivedStateFromError() { return { error: true }; }\n componentDidUpdate(previous: { resetKey: string }) { if (previous.resetKey !== this.props.resetKey && this.state.error) this.setState({ error: false }); }\n render() { return this.state.error ? <p role=\"alert\" className=\"rounded-2xl bg-rose-950/60 p-5 text-sm text-rose-100\">Change the filter to retry this isolated region.</p> : this.props.children; }\n}\nfunction Report({ filter }: { filter: string }) { if (filter === \"broken\") throw new Error(\"Filter error\"); return <div className=\"rounded-2xl bg-neutral-800 p-5\"><p className=\"font-semibold\">Report for {filter}</p><p className=\"mt-2 text-sm text-neutral-400\">The reset key grants a deliberate retry path.</p></div>; }\nfunction SurveyBoundaryRetry8Core() {\n const [filter, setFilter] = useState(\"current\");\n return <div className=\"min-h-screen bg-neutral-950 p-6 text-neutral-100\"><section className=\"mx-auto max-w-4xl rounded-[2rem] bg-neutral-900 p-7 shadow-xl shadow-black/20\"><div className=\"flex flex-wrap items-start justify-between gap-4\"><div><p className=\"text-xs font-bold uppercase tracking-[0.2em] text-yellow-200\">Reef surveys</p><h1 className=\"mt-3 text-3xl font-semibold\">Recovery can be driven by a stable reset key.</h1></div><select value={filter} onChange={(event) => setFilter(event.target.value)} className=\"rounded-xl bg-neutral-800 px-3 py-2 text-sm\"><option value=\"current\">Current</option><option value=\"broken\">Broken</option></select></div><div className=\"mt-6 grid gap-5 md:grid-cols-[1fr_.7fr]\"><RetryBoundary resetKey={filter}><Report filter={filter} /></RetryBoundary><SurveyBoundaryRetry8Signature /></div></section></div>;\n}\n\n\nfunction SurveyBoundaryRetry8Signature() {\n const [saved, setSaved] = useState(false);\n return (\n <div className=\"rounded-2xl border border-neutral-700/80 p-4\">\n <p className=\"text-sm text-neutral-400\">A compact checkpoint makes a dense screen easier to scan.</p>\n <button type=\"button\" className=\"mt-3 rounded-xl bg-yellow-300 px-3 py-2 text-sm font-bold text-slate-950 transition hover:bg-yellow-200 focus-visible:ring-yellow-200 focus-visible:outline-none focus-visible:ring-2\" onClick={() => setSaved(true)}>\n {saved ? \"Checkpoint saved\" : \"Save checkpoint\"}\n </button>\n </div>\n );\n}\n\n\n\n\nfunction SurveyBoundaryRetry8Page({ children }: { children: React.ReactNode }) {\n return <main className=\"min-h-screen bg-neutral-950 text-neutral-100\"><div className=\"mx-auto grid max-w-7xl min-h-screen lg:grid-cols-[1fr_18rem]\"><section className=\"p-6 lg:p-10\"><header className=\"mb-8\"><p className=\"text-xs font-bold uppercase tracking-[0.22em] text-yellow-200\">Studio canvas</p><h2 className=\"mt-3 text-4xl font-semibold tracking-tight\">Give the working surface room to breathe.</h2></header>{children}<SurveyBoundaryRetry8VariantFeature /><SurveyBoundaryRetry8VariantAlgorithm /><SurveyBoundaryRetry8PatternLens /></section><aside className=\"border-t border-neutral-700/80 bg-neutral-900 p-6 lg:border-l lg:border-t-0\"><p className=\"text-sm font-semibold\">Quick actions</p><button className=\"mt-4 w-full rounded-xl bg-yellow-300 px-4 py-2 text-sm font-bold text-slate-950\">Save view</button><p className=\"mt-5 text-sm leading-6 text-neutral-400\">A narrow action rail prevents the page from becoming another centered card.</p></aside></div></main>;\n}\n\nexport function SurveyBoundaryRetry8() {\n return <SurveyBoundaryRetry8Page><SurveyBoundaryRetry8Core /></SurveyBoundaryRetry8Page>;\n}\n\n\nfunction SurveyBoundaryRetry8VariantFeature() {\n const columns = [\n { heading: \"Now\", cards: [\"Approve copy\", \"Confirm time\"] },\n { heading: \"Next\", cards: [\"Gather evidence\"] },\n ];\n const [selected, setSelected] = useState<string | null>(null);\n return (\n <section className=\"mt-6 rounded-[1.75rem] bg-neutral-800 p-5\">\n <div className=\"flex items-center justify-between\"><p className=\"text-xs font-bold uppercase tracking-[0.18em] text-yellow-200\">Variant studio</p><p className=\"text-xs text-neutral-400\">{selected ?? \"Choose a card\"}</p></div>\n <div className=\"mt-4 grid gap-4 md:grid-cols-2\">{columns.map((column) => <section key={column.heading}><h4 className=\"mb-2 text-sm font-semibold\">{column.heading}</h4><div className=\"space-y-2\">{column.cards.map((card) => <button key={card} type=\"button\" onClick={() => setSelected(card)} className={\"block w-full rounded-xl bg-neutral-900 px-3 py-3 text-left text-sm focus-visible:ring-yellow-200 focus-visible:outline-none focus-visible:ring-2 \" + (selected === card ? \"ring-2 ring-current\" : \"\")}>{card}</button>)}</div></section>)}</div>\n </section>\n );\n}\n\n\nfunction SurveyBoundaryRetry8VariantAlgorithm() {\n const [sortAscending, setSortAscending] = useState(true);\n const records = [{ label: \"Signal\", score: 82 }, { label: \"Quality\", score: 68 }, { label: \"Speed\", score: 91 }];\n const sorted = [...records].sort((left, right) => sortAscending ? left.score - right.score : right.score - left.score);\n return <section className=\"mt-4 overflow-hidden rounded-2xl border border-neutral-700/80\"><button type=\"button\" onClick={() => setSortAscending((value) => !value)} className=\"w-full bg-neutral-800 px-4 py-3 text-left text-sm font-semibold\">Ranked signal <span className=\"float-right text-yellow-200\">{sortAscending ? \"↑\" : \"↓\"}</span></button><ul>{sorted.map((record) => <li key={record.label} className=\"flex justify-between border-t border-neutral-700/80 px-4 py-3 text-sm\"><span className=\"text-neutral-400\">{record.label}</span><span>{record.score}</span></li>)}</ul></section>;\n}\n\n\nfunction SurveyBoundaryRetry8PatternLens() {\n const [note, setNote] = useState(\"\");\n const [entries, setEntries] = useState<string[]>([]);\n function addNote(event: React.FormEvent) { event.preventDefault(); const value = note.trim(); if (value) { setEntries((current) => [value, ...current]); setNote(\"\"); } }\n return <form onSubmit={addNote} className=\"mt-4 rounded-2xl bg-neutral-800 p-4\"><label className=\"block text-sm font-semibold\">Decision trace<input value={note} onChange={(event) => setNote(event.target.value)} className=\"mt-2 w-full rounded-xl bg-neutral-900 px-3 py-2 text-sm text-neutral-100\" placeholder=\"Capture a reason\" /></label><button className=\"mt-3 rounded-xl bg-yellow-300 px-3 py-2 text-sm font-bold text-slate-950\">Add trace</button><ul className=\"mt-3 space-y-1\" aria-live=\"polite\">{entries.map((entry) => <li key={entry} className=\"text-sm text-neutral-400\">{entry}</li>)}</ul></form>;\n}\n```"}]}
{"messages":[{"role":"system","content":"You are a senior React and TypeScript engineer. Produce correct, maintainable React code with semantic HTML, keyboard access, resilient state boundaries, and visually polished UI rather than generic default components."},{"role":"user","content":"Debug a React implementation for security alerts in a cybersecurity incident console. The interaction works only with a mouse and state leaks between views. Replace the fragile approach with lazy-loaded analytics island and explain the important fix briefly."},{"role":"assistant","content":"This version applies lazy-loaded analytics island to a real a cybersecurity incident console workflow, while the midnight cyan palette keeps the hierarchy intentional rather than generic. The code keeps the interaction boundary small and exposes accessible semantics where they matter.\n\n```tsx\nimport { useState } from \"react\";\n\nimport { lazy, Suspense } from \"react\";\n\nconst AnalyticsPanel = lazy(async () => {\n await new Promise((resolve) => window.setTimeout(resolve, 250));\n return { default: function AnalyticsPanel() { return <section className=\"rounded-2xl bg-slate-800 p-5\"><p className=\"text-sm text-slate-400\">Loaded on demand</p><p className=\"mt-2 text-3xl font-semibold\">84%</p><p className=\"mt-1 text-sm text-slate-400\">Completion signal</p></section>; } };\n});\nfunction AlertSuspenseLazy8Core() {\n const [showAnalytics, setShowAnalytics] = useState(false);\n return <div className=\"min-h-screen bg-slate-950 p-6 text-slate-100\"><section className=\"mx-auto max-w-5xl rounded-[2rem] bg-slate-900 p-7 shadow-xl shadow-black/20\"><div className=\"flex flex-wrap items-start justify-between gap-4\"><div><p className=\"text-xs font-bold uppercase tracking-[0.2em] text-cyan-300\">Security alerts</p><h1 className=\"mt-3 text-3xl font-semibold\">Load a secondary island only when it earns its weight.</h1></div><button type=\"button\" onClick={() => setShowAnalytics(true)} className=\"rounded-xl bg-cyan-400 px-4 py-2 text-sm font-bold text-slate-950\">Show analytics</button></div><div className=\"mt-6 grid gap-5 md:grid-cols-[1fr_.7fr]\"><div className=\"rounded-2xl bg-slate-800 p-5\">Core review content remains immediately available.</div>{showAnalytics ? <Suspense fallback={<div className=\"animate-pulse rounded-2xl bg-slate-800 p-5 text-sm text-slate-400\">Loading insight…</div>}><AnalyticsPanel /></Suspense> : <AlertSuspenseLazy8Signature />}</div></section></div>;\n}\n\n\nfunction AlertSuspenseLazy8Signature() {\n const [saved, setSaved] = useState(false);\n return (\n <div className=\"rounded-2xl border border-slate-700/80 p-4\">\n <p className=\"text-sm text-slate-400\">A compact checkpoint makes a dense screen easier to scan.</p>\n <button type=\"button\" className=\"mt-3 rounded-xl bg-cyan-400 px-3 py-2 text-sm font-bold text-slate-950 transition hover:bg-cyan-300 focus-visible:ring-cyan-300 focus-visible:outline-none focus-visible:ring-2\" onClick={() => setSaved(true)}>\n {saved ? \"Checkpoint saved\" : \"Save checkpoint\"}\n </button>\n </div>\n );\n}\n\n\n\n\nfunction AlertSuspenseLazy8Page({ children }: { children: React.ReactNode }) {\n return <main className=\"min-h-screen bg-slate-950 text-slate-100\"><div className=\"mx-auto grid max-w-7xl min-h-screen lg:grid-cols-[1fr_18rem]\"><section className=\"p-6 lg:p-10\"><header className=\"mb-8\"><p className=\"text-xs font-bold uppercase tracking-[0.22em] text-cyan-300\">Studio canvas</p><h2 className=\"mt-3 text-4xl font-semibold tracking-tight\">Give the working surface room to breathe.</h2></header>{children}<AlertSuspenseLazy8VariantFeature /><AlertSuspenseLazy8VariantAlgorithm /><AlertSuspenseLazy8PatternLens /></section><aside className=\"border-t border-slate-700/80 bg-slate-900 p-6 lg:border-l lg:border-t-0\"><p className=\"text-sm font-semibold\">Quick actions</p><button className=\"mt-4 w-full rounded-xl bg-cyan-400 px-4 py-2 text-sm font-bold text-slate-950\">Save view</button><p className=\"mt-5 text-sm leading-6 text-slate-400\">A narrow action rail prevents the page from becoming another centered card.</p></aside></div></main>;\n}\n\nexport function AlertSuspenseLazy8() {\n return <AlertSuspenseLazy8Page><AlertSuspenseLazy8Core /></AlertSuspenseLazy8Page>;\n}\n\n\nfunction AlertSuspenseLazy8VariantFeature() {\n const columns = [\n { heading: \"Now\", cards: [\"Approve copy\", \"Confirm time\"] },\n { heading: \"Next\", cards: [\"Gather evidence\"] },\n ];\n const [selected, setSelected] = useState<string | null>(null);\n return (\n <section className=\"mt-6 rounded-[1.75rem] bg-slate-800 p-5\">\n <div className=\"flex items-center justify-between\"><p className=\"text-xs font-bold uppercase tracking-[0.18em] text-cyan-300\">Variant studio</p><p className=\"text-xs text-slate-400\">{selected ?? \"Choose a card\"}</p></div>\n <div className=\"mt-4 grid gap-4 md:grid-cols-2\">{columns.map((column) => <section key={column.heading}><h4 className=\"mb-2 text-sm font-semibold\">{column.heading}</h4><div className=\"space-y-2\">{column.cards.map((card) => <button key={card} type=\"button\" onClick={() => setSelected(card)} className={\"block w-full rounded-xl bg-slate-900 px-3 py-3 text-left text-sm focus-visible:ring-cyan-300 focus-visible:outline-none focus-visible:ring-2 \" + (selected === card ? \"ring-2 ring-current\" : \"\")}>{card}</button>)}</div></section>)}</div>\n </section>\n );\n}\n\n\nfunction AlertSuspenseLazy8VariantAlgorithm() {\n const [sortAscending, setSortAscending] = useState(true);\n const records = [{ label: \"Signal\", score: 82 }, { label: \"Quality\", score: 68 }, { label: \"Speed\", score: 91 }];\n const sorted = [...records].sort((left, right) => sortAscending ? left.score - right.score : right.score - left.score);\n return <section className=\"mt-4 overflow-hidden rounded-2xl border border-slate-700/80\"><button type=\"button\" onClick={() => setSortAscending((value) => !value)} className=\"w-full bg-slate-800 px-4 py-3 text-left text-sm font-semibold\">Ranked signal <span className=\"float-right text-cyan-300\">{sortAscending ? \"↑\" : \"↓\"}</span></button><ul>{sorted.map((record) => <li key={record.label} className=\"flex justify-between border-t border-slate-700/80 px-4 py-3 text-sm\"><span className=\"text-slate-400\">{record.label}</span><span>{record.score}</span></li>)}</ul></section>;\n}\n\n\nfunction AlertSuspenseLazy8PatternLens() {\n const [selected, setSelected] = useState(\"scope\");\n const panels = { scope: \"Name the smallest useful outcome.\", owner: \"Make the next decision visible.\", evidence: \"Keep supporting context close.\" };\n return <section className=\"mt-4 rounded-2xl border border-slate-700/80 p-4\"><div className=\"flex flex-wrap gap-2\" role=\"tablist\" aria-label=\"Pattern lens\">{Object.keys(panels).map((key) => <button key={key} type=\"button\" role=\"tab\" aria-selected={selected === key} onClick={() => setSelected(key)} className={\"rounded-xl px-3 py-2 text-sm capitalize \" + (selected === key ? \"bg-cyan-400 font-bold text-slate-950\" : \"bg-slate-800 text-slate-400\")}>{key}</button>)}</div><p className=\"mt-3 text-sm text-slate-400\" role=\"tabpanel\">{panels[selected as keyof typeof panels]}</p></section>;\n}\n```"}]}
{"messages":[{"role":"system","content":"You are a senior React and TypeScript engineer. Produce correct, maintainable React code with semantic HTML, keyboard access, resilient state boundaries, and visually polished UI rather than generic default components."},{"role":"user","content":"Explain when to use resource boundary with fallback in an esports tournament desk, then show a compact production-minded component for tournament matches in an esports tournament desk."},{"role":"assistant","content":"This version applies resource boundary with fallback to a real an esports tournament desk workflow, while the forest lime palette keeps the hierarchy intentional rather than generic. The code keeps the interaction boundary small and exposes accessible semantics where they matter.\n\n```tsx\nimport { useState } from \"react\";\n\nimport { Suspense } from \"react\";\n\ntype Resource<T> = { read: () => T };\nfunction createResource<T>(promise: Promise<T>): Resource<T> {\n let status = \"pending\"; let result: T;\n const suspender = promise.then((value) => { status = \"success\"; result = value; });\n return { read() { if (status === \"pending\") throw suspender; return result; } };\n}\nconst resource = createResource(new Promise<string[]>((resolve) => window.setTimeout(() => resolve([\"Signal\", \"Owner\", \"Decision\"]), 300)));\nfunction ResourceList() { const labels = resource.read(); return <ul className=\"space-y-2\">{labels.map((label) => <li key={label} className=\"rounded-xl bg-emerald-800 px-4 py-3 text-sm\">{label}</li>)}</ul>; }\nfunction MatchSuspenseResource8Core() {\n return <div className=\"min-h-screen bg-emerald-950 p-6 text-emerald-50\"><section className=\"mx-auto max-w-5xl rounded-[2rem] bg-emerald-900 p-7 shadow-xl shadow-black/20\"><p className=\"text-xs font-bold uppercase tracking-[0.2em] text-lime-200\">Tournament matches</p><h1 className=\"mt-3 text-3xl font-semibold\">A Suspense boundary tells the reader exactly what can wait.</h1><div className=\"mt-6 grid gap-5 md:grid-cols-[1fr_.7fr]\"><Suspense fallback={<div className=\"rounded-2xl bg-emerald-800 p-5 text-sm text-emerald-200\">Preparing records…</div>}><ResourceList /></Suspense><MatchSuspenseResource8Signature /></div></section></div>;\n}\n\n\nfunction MatchSuspenseResource8Signature() {\n const [saved, setSaved] = useState(false);\n return (\n <div className=\"rounded-2xl border border-emerald-700/80 p-4\">\n <p className=\"text-sm text-emerald-200\">A compact checkpoint makes a dense screen easier to scan.</p>\n <button type=\"button\" className=\"mt-3 rounded-xl bg-lime-300 px-3 py-2 text-sm font-bold text-slate-950 transition hover:bg-lime-200 focus-visible:ring-lime-200 focus-visible:outline-none focus-visible:ring-2\" onClick={() => setSaved(true)}>\n {saved ? \"Checkpoint saved\" : \"Save checkpoint\"}\n </button>\n </div>\n );\n}\n\n\n\n\nfunction MatchSuspenseResource8Page({ children }: { children: React.ReactNode }) {\n return <main className=\"min-h-screen bg-emerald-950 text-emerald-50\"><div className=\"mx-auto grid max-w-7xl min-h-screen lg:grid-cols-[1fr_18rem]\"><section className=\"p-6 lg:p-10\"><header className=\"mb-8\"><p className=\"text-xs font-bold uppercase tracking-[0.22em] text-lime-200\">Studio canvas</p><h2 className=\"mt-3 text-4xl font-semibold tracking-tight\">Give the working surface room to breathe.</h2></header>{children}<MatchSuspenseResource8VariantFeature /><MatchSuspenseResource8VariantAlgorithm /><MatchSuspenseResource8PatternLens /></section><aside className=\"border-t border-emerald-700/80 bg-emerald-900 p-6 lg:border-l lg:border-t-0\"><p className=\"text-sm font-semibold\">Quick actions</p><button className=\"mt-4 w-full rounded-xl bg-lime-300 px-4 py-2 text-sm font-bold text-slate-950\">Save view</button><p className=\"mt-5 text-sm leading-6 text-emerald-200\">A narrow action rail prevents the page from becoming another centered card.</p></aside></div></main>;\n}\n\nexport function MatchSuspenseResource8() {\n return <MatchSuspenseResource8Page><MatchSuspenseResource8Core /></MatchSuspenseResource8Page>;\n}\n\n\nfunction MatchSuspenseResource8VariantFeature() {\n const columns = [\n { heading: \"Now\", cards: [\"Approve copy\", \"Confirm time\"] },\n { heading: \"Next\", cards: [\"Gather evidence\"] },\n ];\n const [selected, setSelected] = useState<string | null>(null);\n return (\n <section className=\"mt-6 rounded-[1.75rem] bg-emerald-800 p-5\">\n <div className=\"flex items-center justify-between\"><p className=\"text-xs font-bold uppercase tracking-[0.18em] text-lime-200\">Variant studio</p><p className=\"text-xs text-emerald-200\">{selected ?? \"Choose a card\"}</p></div>\n <div className=\"mt-4 grid gap-4 md:grid-cols-2\">{columns.map((column) => <section key={column.heading}><h4 className=\"mb-2 text-sm font-semibold\">{column.heading}</h4><div className=\"space-y-2\">{column.cards.map((card) => <button key={card} type=\"button\" onClick={() => setSelected(card)} className={\"block w-full rounded-xl bg-emerald-900 px-3 py-3 text-left text-sm focus-visible:ring-lime-200 focus-visible:outline-none focus-visible:ring-2 \" + (selected === card ? \"ring-2 ring-current\" : \"\")}>{card}</button>)}</div></section>)}</div>\n </section>\n );\n}\n\n\nfunction MatchSuspenseResource8VariantAlgorithm() {\n const [sortAscending, setSortAscending] = useState(true);\n const records = [{ label: \"Signal\", score: 82 }, { label: \"Quality\", score: 68 }, { label: \"Speed\", score: 91 }];\n const sorted = [...records].sort((left, right) => sortAscending ? left.score - right.score : right.score - left.score);\n return <section className=\"mt-4 overflow-hidden rounded-2xl border border-emerald-700/80\"><button type=\"button\" onClick={() => setSortAscending((value) => !value)} className=\"w-full bg-emerald-800 px-4 py-3 text-left text-sm font-semibold\">Ranked signal <span className=\"float-right text-lime-200\">{sortAscending ? \"↑\" : \"↓\"}</span></button><ul>{sorted.map((record) => <li key={record.label} className=\"flex justify-between border-t border-emerald-700/80 px-4 py-3 text-sm\"><span className=\"text-emerald-200\">{record.label}</span><span>{record.score}</span></li>)}</ul></section>;\n}\n\n\nfunction MatchSuspenseResource8PatternLens() {\n const lanes = [{ title: \"Now\", items: [\"Clarify\", \"Assign\"] }, { title: \"Next\", items: [\"Review\"] }];\n return <section className=\"mt-4 grid gap-3 sm:grid-cols-2\">{lanes.map((lane) => <article key={lane.title} className=\"rounded-2xl border border-emerald-700/80 p-4\"><h3 className=\"text-sm font-semibold text-lime-200\">{lane.title}</h3><ul className=\"mt-3 space-y-2\">{lane.items.map((item) => <li key={item} className=\"rounded-xl bg-emerald-800 px-3 py-2 text-sm text-emerald-200\">{item}</li>)}</ul></article>)}</section>;\n}\n```"}]}
{"messages":[{"role":"system","content":"You are a senior React and TypeScript engineer. Produce correct, maintainable React code with semantic HTML, keyboard access, resilient state boundaries, and visually polished UI rather than generic default components."},{"role":"user","content":"Turn this UI brief into React: a focused control surface for upcoming deliveries in a specialty coffee subscription app, with a clear hierarchy, strong focus states, and react-hook-form validation. Prefer a non-generic layout."},{"role":"assistant","content":"This version applies react-hook-form validation to a real a specialty coffee subscription app workflow, while the ocean teal palette keeps the hierarchy intentional rather than generic. The code keeps the interaction boundary small and exposes accessible semantics where they matter.\n\n```tsx\nimport { useState } from \"react\";\n\nimport { useForm } from \"react-hook-form\";\n\ntype FormValues = { title: string; owner: string; priority: \"low\" | \"high\" };\nfunction DeliveryRhf8Core() {\n const { register, handleSubmit, formState: { errors, isSubmitting } } = useForm<FormValues>({ defaultValues: { title: \"\", owner: \"\", priority: \"low\" } });\n const [saved, setSaved] = useState(false);\n const submit = async (values: FormValues) => { await new Promise((resolve) => window.setTimeout(resolve, 250)); setSaved(Boolean(values.title)); };\n return <div className=\"min-h-screen bg-sky-950 p-6 text-sky-50\"><section className=\"mx-auto max-w-4xl rounded-[2rem] bg-sky-900 p-7 shadow-xl shadow-black/20\"><p className=\"text-xs font-bold uppercase tracking-[0.2em] text-teal-200\">Upcoming deliveries</p><h1 className=\"mt-3 text-3xl font-semibold\">A library can own validation while the form remains semantic.</h1><div className=\"mt-6 grid gap-5 md:grid-cols-[1fr_.7fr]\"><form onSubmit={handleSubmit(submit)} noValidate className=\"space-y-4\"><label className=\"block text-sm font-medium\">Title<input {...register(\"title\", { required: \"Add a concise title.\" })} aria-invalid={Boolean(errors.title)} className=\"mt-2 w-full rounded-xl border border-sky-700/80 bg-sky-950 px-3 py-2 text-sky-50\" /></label>{errors.title && <p role=\"alert\" className=\"text-sm text-rose-300\">{errors.title.message}</p>}<label className=\"block text-sm font-medium\">Owner<input {...register(\"owner\", { required: \"Choose an owner.\" })} className=\"mt-2 w-full rounded-xl border border-sky-700/80 bg-sky-950 px-3 py-2 text-sky-50\" /></label><select {...register(\"priority\")} className=\"w-full rounded-xl border border-sky-700/80 bg-sky-950 px-3 py-2 text-sm\"><option value=\"low\">Low priority</option><option value=\"high\">High priority</option></select><button disabled={isSubmitting} className=\"rounded-xl bg-teal-300 px-4 py-2 text-sm font-bold text-slate-950 disabled:opacity-60\">{isSubmitting ? \"Saving…\" : \"Schedule\"}</button>{saved && <p role=\"status\" className=\"text-sm text-teal-200\">Saved.</p>}</form><DeliveryRhf8Signature /></div></section></div>;\n}\n\n\nfunction DeliveryRhf8Signature() {\n const [saved, setSaved] = useState(false);\n return (\n <div className=\"rounded-2xl border border-sky-700/80 p-4\">\n <p className=\"text-sm text-sky-200\">A compact checkpoint makes a dense screen easier to scan.</p>\n <button type=\"button\" className=\"mt-3 rounded-xl bg-teal-300 px-3 py-2 text-sm font-bold text-slate-950 transition hover:bg-teal-200 focus-visible:ring-teal-200 focus-visible:outline-none focus-visible:ring-2\" onClick={() => setSaved(true)}>\n {saved ? \"Checkpoint saved\" : \"Save checkpoint\"}\n </button>\n </div>\n );\n}\n\n\n\n\nfunction DeliveryRhf8Page({ children }: { children: React.ReactNode }) {\n return <main className=\"min-h-screen bg-sky-950 text-sky-50\"><div className=\"mx-auto grid max-w-7xl min-h-screen lg:grid-cols-[1fr_18rem]\"><section className=\"p-6 lg:p-10\"><header className=\"mb-8\"><p className=\"text-xs font-bold uppercase tracking-[0.22em] text-teal-200\">Studio canvas</p><h2 className=\"mt-3 text-4xl font-semibold tracking-tight\">Give the working surface room to breathe.</h2></header>{children}<DeliveryRhf8VariantFeature /><DeliveryRhf8VariantAlgorithm /><DeliveryRhf8PatternLens /></section><aside className=\"border-t border-sky-700/80 bg-sky-900 p-6 lg:border-l lg:border-t-0\"><p className=\"text-sm font-semibold\">Quick actions</p><button className=\"mt-4 w-full rounded-xl bg-teal-300 px-4 py-2 text-sm font-bold text-slate-950\">Save view</button><p className=\"mt-5 text-sm leading-6 text-sky-200\">A narrow action rail prevents the page from becoming another centered card.</p></aside></div></main>;\n}\n\nexport function DeliveryRhf8() {\n return <DeliveryRhf8Page><DeliveryRhf8Core /></DeliveryRhf8Page>;\n}\n\n\nfunction DeliveryRhf8VariantFeature() {\n const columns = [\n { heading: \"Now\", cards: [\"Approve copy\", \"Confirm time\"] },\n { heading: \"Next\", cards: [\"Gather evidence\"] },\n ];\n const [selected, setSelected] = useState<string | null>(null);\n return (\n <section className=\"mt-6 rounded-[1.75rem] bg-sky-800 p-5\">\n <div className=\"flex items-center justify-between\"><p className=\"text-xs font-bold uppercase tracking-[0.18em] text-teal-200\">Variant studio</p><p className=\"text-xs text-sky-200\">{selected ?? \"Choose a card\"}</p></div>\n <div className=\"mt-4 grid gap-4 md:grid-cols-2\">{columns.map((column) => <section key={column.heading}><h4 className=\"mb-2 text-sm font-semibold\">{column.heading}</h4><div className=\"space-y-2\">{column.cards.map((card) => <button key={card} type=\"button\" onClick={() => setSelected(card)} className={\"block w-full rounded-xl bg-sky-900 px-3 py-3 text-left text-sm focus-visible:ring-teal-200 focus-visible:outline-none focus-visible:ring-2 \" + (selected === card ? \"ring-2 ring-current\" : \"\")}>{card}</button>)}</div></section>)}</div>\n </section>\n );\n}\n\n\nfunction DeliveryRhf8VariantAlgorithm() {\n const [sortAscending, setSortAscending] = useState(true);\n const records = [{ label: \"Signal\", score: 82 }, { label: \"Quality\", score: 68 }, { label: \"Speed\", score: 91 }];\n const sorted = [...records].sort((left, right) => sortAscending ? left.score - right.score : right.score - left.score);\n return <section className=\"mt-4 overflow-hidden rounded-2xl border border-sky-700/80\"><button type=\"button\" onClick={() => setSortAscending((value) => !value)} className=\"w-full bg-sky-800 px-4 py-3 text-left text-sm font-semibold\">Ranked signal <span className=\"float-right text-teal-200\">{sortAscending ? \"↑\" : \"↓\"}</span></button><ul>{sorted.map((record) => <li key={record.label} className=\"flex justify-between border-t border-sky-700/80 px-4 py-3 text-sm\"><span className=\"text-sky-200\">{record.label}</span><span>{record.score}</span></li>)}</ul></section>;\n}\n\n\nfunction DeliveryRhf8PatternLens() {\n const checkpoints = [\"Scope\", \"Owner\", \"Evidence\"];\n return <section className=\"mt-4 rounded-2xl border border-sky-700/80 p-4\"><p className=\"text-xs font-bold uppercase tracking-[0.18em] text-teal-200\">Pattern checklist</p><ol className=\"mt-3 grid gap-2 sm:grid-cols-3\">{checkpoints.map((checkpoint, index) => <li key={checkpoint} className=\"rounded-xl bg-sky-800 px-3 py-3 text-sm\"><span className=\"mr-2 text-teal-200\">{index + 1}</span>{checkpoint}</li>)}</ol></section>;\n}\n```"}]}
{"messages":[{"role":"system","content":"You are a senior React and TypeScript engineer. Produce correct, maintainable React code with semantic HTML, keyboard access, resilient state boundaries, and visually polished UI rather than generic default components."},{"role":"user","content":"I keep coupling rendering and behavior in renovation projects in a home-renovation client portal. Refactor this sketch using react-hook-form field array: function Screen() { return <button>Confirm</button>; }. Show the improved implementation."},{"role":"assistant","content":"This version applies react-hook-form field array to a real a home-renovation client portal workflow, while the lagoon emerald palette keeps the hierarchy intentional rather than generic. The code keeps the interaction boundary small and exposes accessible semantics where they matter.\n\n```tsx\nimport { useState } from \"react\";\n\nimport { useFieldArray, useForm } from \"react-hook-form\";\n\ntype FormValues = { reviewers: { name: string; role: string }[] };\nfunction ProjectRhfArray8Core() {\n const { control, register, handleSubmit } = useForm<FormValues>({ defaultValues: { reviewers: [{ name: \"\", role: \"Observer\" }] } });\n const { fields, append, remove } = useFieldArray({ control, name: \"reviewers\" });\n const [submitted, setSubmitted] = useState(false);\n return <div className=\"min-h-screen bg-teal-950 p-6 text-teal-50\"><section className=\"mx-auto max-w-5xl rounded-[2rem] bg-teal-900 p-7 shadow-xl shadow-black/20\"><p className=\"text-xs font-bold uppercase tracking-[0.2em] text-emerald-200\">Renovation projects</p><h1 className=\"mt-3 text-3xl font-semibold\">Field arrays model repeated groups without hand-rolled keys.</h1><div className=\"mt-6 grid gap-5 md:grid-cols-[1fr_.7fr]\"><form onSubmit={handleSubmit(() => setSubmitted(true))} className=\"space-y-3\">{fields.map((field, index) => <div key={field.id} className=\"grid grid-cols-[1fr_1fr_auto] gap-2\"><input {...register(\"reviewers.\" + index + \".name\" as const)} placeholder=\"Name\" className=\"min-w-0 rounded-xl border border-teal-700/80 bg-teal-950 px-3 py-2 text-sm text-teal-50\" /><input {...register(\"reviewers.\" + index + \".role\" as const)} placeholder=\"Role\" className=\"min-w-0 rounded-xl border border-teal-700/80 bg-teal-950 px-3 py-2 text-sm text-teal-50\" /><button type=\"button\" onClick={() => remove(index)} className=\"rounded-xl border border-teal-700/80 px-3 text-sm\">Remove</button></div>)}<button type=\"button\" onClick={() => append({ name: \"\", role: \"Observer\" })} className=\"rounded-xl bg-teal-800 px-4 py-2 text-sm\">Add reviewer</button><button className=\"ml-2 rounded-xl bg-emerald-300 px-4 py-2 text-sm font-bold text-slate-950\">Confirm</button>{submitted && <p role=\"status\" className=\"text-sm text-emerald-200\">Reviewers saved.</p>}</form><ProjectRhfArray8Signature /></div></section></div>;\n}\n\n\nfunction ProjectRhfArray8Signature() {\n const [saved, setSaved] = useState(false);\n return (\n <div className=\"rounded-2xl border border-teal-700/80 p-4\">\n <p className=\"text-sm text-teal-200\">A compact checkpoint makes a dense screen easier to scan.</p>\n <button type=\"button\" className=\"mt-3 rounded-xl bg-emerald-300 px-3 py-2 text-sm font-bold text-slate-950 transition hover:bg-emerald-200 focus-visible:ring-emerald-200 focus-visible:outline-none focus-visible:ring-2\" onClick={() => setSaved(true)}>\n {saved ? \"Checkpoint saved\" : \"Save checkpoint\"}\n </button>\n </div>\n );\n}\n\n\n\n\nfunction ProjectRhfArray8Page({ children }: { children: React.ReactNode }) {\n return <main className=\"min-h-screen bg-teal-950 text-teal-50\"><div className=\"mx-auto grid max-w-7xl min-h-screen lg:grid-cols-[1fr_18rem]\"><section className=\"p-6 lg:p-10\"><header className=\"mb-8\"><p className=\"text-xs font-bold uppercase tracking-[0.22em] text-emerald-200\">Studio canvas</p><h2 className=\"mt-3 text-4xl font-semibold tracking-tight\">Give the working surface room to breathe.</h2></header>{children}<ProjectRhfArray8VariantFeature /><ProjectRhfArray8VariantAlgorithm /><ProjectRhfArray8PatternLens /></section><aside className=\"border-t border-teal-700/80 bg-teal-900 p-6 lg:border-l lg:border-t-0\"><p className=\"text-sm font-semibold\">Quick actions</p><button className=\"mt-4 w-full rounded-xl bg-emerald-300 px-4 py-2 text-sm font-bold text-slate-950\">Save view</button><p className=\"mt-5 text-sm leading-6 text-teal-200\">A narrow action rail prevents the page from becoming another centered card.</p></aside></div></main>;\n}\n\nexport function ProjectRhfArray8() {\n return <ProjectRhfArray8Page><ProjectRhfArray8Core /></ProjectRhfArray8Page>;\n}\n\n\nfunction ProjectRhfArray8VariantFeature() {\n const columns = [\n { heading: \"Now\", cards: [\"Approve copy\", \"Confirm time\"] },\n { heading: \"Next\", cards: [\"Gather evidence\"] },\n ];\n const [selected, setSelected] = useState<string | null>(null);\n return (\n <section className=\"mt-6 rounded-[1.75rem] bg-teal-800 p-5\">\n <div className=\"flex items-center justify-between\"><p className=\"text-xs font-bold uppercase tracking-[0.18em] text-emerald-200\">Variant studio</p><p className=\"text-xs text-teal-200\">{selected ?? \"Choose a card\"}</p></div>\n <div className=\"mt-4 grid gap-4 md:grid-cols-2\">{columns.map((column) => <section key={column.heading}><h4 className=\"mb-2 text-sm font-semibold\">{column.heading}</h4><div className=\"space-y-2\">{column.cards.map((card) => <button key={card} type=\"button\" onClick={() => setSelected(card)} className={\"block w-full rounded-xl bg-teal-900 px-3 py-3 text-left text-sm focus-visible:ring-emerald-200 focus-visible:outline-none focus-visible:ring-2 \" + (selected === card ? \"ring-2 ring-current\" : \"\")}>{card}</button>)}</div></section>)}</div>\n </section>\n );\n}\n\n\nfunction ProjectRhfArray8VariantAlgorithm() {\n const [sortAscending, setSortAscending] = useState(true);\n const records = [{ label: \"Signal\", score: 82 }, { label: \"Quality\", score: 68 }, { label: \"Speed\", score: 91 }];\n const sorted = [...records].sort((left, right) => sortAscending ? left.score - right.score : right.score - left.score);\n return <section className=\"mt-4 overflow-hidden rounded-2xl border border-teal-700/80\"><button type=\"button\" onClick={() => setSortAscending((value) => !value)} className=\"w-full bg-teal-800 px-4 py-3 text-left text-sm font-semibold\">Ranked signal <span className=\"float-right text-emerald-200\">{sortAscending ? \"↑\" : \"↓\"}</span></button><ul>{sorted.map((record) => <li key={record.label} className=\"flex justify-between border-t border-teal-700/80 px-4 py-3 text-sm\"><span className=\"text-teal-200\">{record.label}</span><span>{record.score}</span></li>)}</ul></section>;\n}\n\n\nfunction ProjectRhfArray8PatternLens() {\n const rows = [{ label: \"Clarity\", value: \"High\" }, { label: \"Risk\", value: \"Low\" }, { label: \"Owner\", value: \"Named\" }];\n return <section className=\"mt-4 overflow-hidden rounded-2xl border border-teal-700/80\"><table className=\"w-full text-left text-sm\"><caption className=\"caption-top px-4 py-3 text-left text-xs font-bold uppercase tracking-[0.18em] text-emerald-200\">Pattern readout</caption><tbody>{rows.map((row) => <tr key={row.label} className=\"border-t border-teal-700/80\"><th scope=\"row\" className=\"px-4 py-3 font-medium\">{row.label}</th><td className=\"px-4 py-3 text-right text-teal-200\">{row.value}</td></tr>)}</tbody></table></section>;\n}\n```"}]}
{"messages":[{"role":"system","content":"You are a senior React and TypeScript engineer. Produce correct, maintainable React code with semantic HTML, keyboard access, resilient state boundaries, and visually polished UI rather than generic default components."},{"role":"user","content":"Build a TypeScript React example for property viewings in a real-estate leasing workspace. Use the pure view plus adapter pattern, keep the API reusable, and give the UI a distinctive dark, editorial treatment."},{"role":"assistant","content":"This version applies pure view plus adapter to a real a real-estate leasing workspace workflow, while the ink fuchsia palette keeps the hierarchy intentional rather than generic. The code keeps the interaction boundary small and exposes accessible semantics where they matter.\n\n```tsx\nimport { useState } from \"react\";\n\ntype SummaryProps = { title: string; status: \"ready\" | \"blocked\"; onOpen: () => void };\nexport function ReviewSummary({ title, status, onOpen }: SummaryProps) {\n return <article className=\"rounded-2xl bg-zinc-800 p-5\"><p className=\"text-xs font-bold uppercase tracking-[0.16em] text-fuchsia-300\">{status}</p><h2 className=\"mt-2 text-xl font-semibold\">{title}</h2><button type=\"button\" onClick={onOpen} className=\"mt-5 rounded-xl bg-fuchsia-400 px-4 py-2 text-sm font-bold text-slate-950 focus-visible:ring-fuchsia-300 focus-visible:outline-none focus-visible:ring-2\">Open review</button></article>;\n}\nfunction ViewingTestingPure8Core() {\n const [opened, setOpened] = useState(false);\n return <div className=\"min-h-screen bg-zinc-950 p-6 text-zinc-100\"><section className=\"mx-auto grid max-w-5xl gap-5 md:grid-cols-[1fr_.7fr]\"><div className=\"rounded-[2rem] bg-zinc-900 p-7 shadow-xl shadow-black/20\"><p className=\"text-xs font-bold uppercase tracking-[0.2em] text-fuchsia-300\">Property viewings</p><h1 className=\"mt-3 text-3xl font-semibold\">Keep the view pure so a test can supply every dependency.</h1><div className=\"mt-6\"><ReviewSummary title=\"Release readiness\" status={opened ? \"ready\" : \"blocked\"} onOpen={() => setOpened(true)} /></div></div><ViewingTestingPure8Signature /></section></div>;\n}\n\n\nfunction ViewingTestingPure8Signature() {\n const [saved, setSaved] = useState(false);\n return (\n <div className=\"rounded-2xl border border-zinc-700/80 p-4\">\n <p className=\"text-sm text-zinc-400\">A compact checkpoint makes a dense screen easier to scan.</p>\n <button type=\"button\" className=\"mt-3 rounded-xl bg-fuchsia-400 px-3 py-2 text-sm font-bold text-slate-950 transition hover:bg-fuchsia-300 focus-visible:ring-fuchsia-300 focus-visible:outline-none focus-visible:ring-2\" onClick={() => setSaved(true)}>\n {saved ? \"Checkpoint saved\" : \"Save checkpoint\"}\n </button>\n </div>\n );\n}\n\n\n\n\nfunction ViewingTestingPure8Page({ children }: { children: React.ReactNode }) {\n return <main className=\"min-h-screen bg-zinc-950 text-zinc-100\"><div className=\"mx-auto grid max-w-7xl min-h-screen lg:grid-cols-[1fr_18rem]\"><section className=\"p-6 lg:p-10\"><header className=\"mb-8\"><p className=\"text-xs font-bold uppercase tracking-[0.22em] text-fuchsia-300\">Studio canvas</p><h2 className=\"mt-3 text-4xl font-semibold tracking-tight\">Give the working surface room to breathe.</h2></header>{children}<ViewingTestingPure8VariantFeature /><ViewingTestingPure8VariantAlgorithm /><ViewingTestingPure8PatternLens /></section><aside className=\"border-t border-zinc-700/80 bg-zinc-900 p-6 lg:border-l lg:border-t-0\"><p className=\"text-sm font-semibold\">Quick actions</p><button className=\"mt-4 w-full rounded-xl bg-fuchsia-400 px-4 py-2 text-sm font-bold text-slate-950\">Save view</button><p className=\"mt-5 text-sm leading-6 text-zinc-400\">A narrow action rail prevents the page from becoming another centered card.</p></aside></div></main>;\n}\n\nexport function ViewingTestingPure8() {\n return <ViewingTestingPure8Page><ViewingTestingPure8Core /></ViewingTestingPure8Page>;\n}\n\n\nfunction ViewingTestingPure8VariantFeature() {\n const columns = [\n { heading: \"Now\", cards: [\"Approve copy\", \"Confirm time\"] },\n { heading: \"Next\", cards: [\"Gather evidence\"] },\n ];\n const [selected, setSelected] = useState<string | null>(null);\n return (\n <section className=\"mt-6 rounded-[1.75rem] bg-zinc-800 p-5\">\n <div className=\"flex items-center justify-between\"><p className=\"text-xs font-bold uppercase tracking-[0.18em] text-fuchsia-300\">Variant studio</p><p className=\"text-xs text-zinc-400\">{selected ?? \"Choose a card\"}</p></div>\n <div className=\"mt-4 grid gap-4 md:grid-cols-2\">{columns.map((column) => <section key={column.heading}><h4 className=\"mb-2 text-sm font-semibold\">{column.heading}</h4><div className=\"space-y-2\">{column.cards.map((card) => <button key={card} type=\"button\" onClick={() => setSelected(card)} className={\"block w-full rounded-xl bg-zinc-900 px-3 py-3 text-left text-sm focus-visible:ring-fuchsia-300 focus-visible:outline-none focus-visible:ring-2 \" + (selected === card ? \"ring-2 ring-current\" : \"\")}>{card}</button>)}</div></section>)}</div>\n </section>\n );\n}\n\n\nfunction ViewingTestingPure8VariantAlgorithm() {\n const [sortAscending, setSortAscending] = useState(true);\n const records = [{ label: \"Signal\", score: 82 }, { label: \"Quality\", score: 68 }, { label: \"Speed\", score: 91 }];\n const sorted = [...records].sort((left, right) => sortAscending ? left.score - right.score : right.score - left.score);\n return <section className=\"mt-4 overflow-hidden rounded-2xl border border-zinc-700/80\"><button type=\"button\" onClick={() => setSortAscending((value) => !value)} className=\"w-full bg-zinc-800 px-4 py-3 text-left text-sm font-semibold\">Ranked signal <span className=\"float-right text-fuchsia-300\">{sortAscending ? \"↑\" : \"↓\"}</span></button><ul>{sorted.map((record) => <li key={record.label} className=\"flex justify-between border-t border-zinc-700/80 px-4 py-3 text-sm\"><span className=\"text-zinc-400\">{record.label}</span><span>{record.score}</span></li>)}</ul></section>;\n}\n\n\nfunction ViewingTestingPure8PatternLens() {\n const signals = [{ label: \"Coverage\", value: 76 }, { label: \"Confidence\", value: 88 }, { label: \"Readiness\", value: 64 }];\n const average = Math.round(signals.reduce((total, signal) => total + signal.value, 0) / signals.length);\n return <section className=\"mt-4 rounded-2xl border border-zinc-700/80 p-4\"><div className=\"flex justify-between\"><p className=\"text-sm font-semibold\">Evidence mix</p><output className=\"text-sm text-fuchsia-300\">{average}%</output></div><dl className=\"mt-3 space-y-3\">{signals.map((signal) => <div key={signal.label}><div className=\"flex justify-between text-xs text-zinc-400\"><dt>{signal.label}</dt><dd>{signal.value}%</dd></div><div className=\"mt-1 h-2 overflow-hidden rounded-full bg-black/20\"><div className=\"h-full bg-fuchsia-400\" style={{ width: signal.value + \"%\" }} /></div></div>)}</dl></section>;\n}\n```"}]}
{"messages":[{"role":"system","content":"You are a senior React and TypeScript engineer. Produce correct, maintainable React code with semantic HTML, keyboard access, resilient state boundaries, and visually polished UI rather than generic default components."},{"role":"user","content":"Debug a React implementation for design proposals in an architectural review board. The interaction works only with a mouse and state leaks between views. Replace the fragile approach with dependency-injected service and explain the important fix briefly."},{"role":"assistant","content":"This version applies dependency-injected service to a real an architectural review board workflow, while the rose orange palette keeps the hierarchy intentional rather than generic. The code keeps the interaction boundary small and exposes accessible semantics where they matter.\n\n```tsx\nimport { useState } from \"react\";\n\ntype SaveService = { save: (note: string) => Promise<void> };\nexport function NoteComposer({ service }: { service: SaveService }) {\n const [note, setNote] = useState(\"\");\n const [status, setStatus] = useState(\"Idle\");\n async function submit() { setStatus(\"Saving\"); await service.save(note); setStatus(\"Saved\"); }\n return <form onSubmit={(event) => { event.preventDefault(); void submit(); }} className=\"rounded-2xl bg-rose-800 p-5\"><label className=\"block text-sm font-medium\">Note<textarea value={note} onChange={(event) => setNote(event.target.value)} className=\"mt-2 w-full rounded-xl border border-rose-700/80 bg-rose-950 p-3 text-sm text-rose-50\" /></label><button className=\"mt-4 rounded-xl bg-orange-300 px-4 py-2 text-sm font-bold text-slate-950\">Save note</button><p className=\"mt-3 text-sm text-rose-200\" role=\"status\">{status}</p></form>;\n}\nfunction ProposalTestingInjected8Core() {\n const service: SaveService = { save: async () => { await new Promise((resolve) => window.setTimeout(resolve, 200)); } };\n return <div className=\"min-h-screen bg-rose-950 p-6 text-rose-50\"><section className=\"mx-auto grid max-w-5xl gap-5 md:grid-cols-[1fr_.7fr]\"><div className=\"rounded-[2rem] bg-rose-900 p-7 shadow-xl shadow-black/20\"><p className=\"text-xs font-bold uppercase tracking-[0.2em] text-orange-200\">Design proposals</p><h1 className=\"mt-3 text-3xl font-semibold\">Inject the side effect; tests can replace it with a fake.</h1><div className=\"mt-6\"><NoteComposer service={service} /></div></div><ProposalTestingInjected8Signature /></section></div>;\n}\n\n\nfunction ProposalTestingInjected8Signature() {\n const [saved, setSaved] = useState(false);\n return (\n <div className=\"rounded-2xl border border-rose-700/80 p-4\">\n <p className=\"text-sm text-rose-200\">A compact checkpoint makes a dense screen easier to scan.</p>\n <button type=\"button\" className=\"mt-3 rounded-xl bg-orange-300 px-3 py-2 text-sm font-bold text-slate-950 transition hover:bg-orange-200 focus-visible:ring-orange-200 focus-visible:outline-none focus-visible:ring-2\" onClick={() => setSaved(true)}>\n {saved ? \"Checkpoint saved\" : \"Save checkpoint\"}\n </button>\n </div>\n );\n}\n\n\n\n\nfunction ProposalTestingInjected8Page({ children }: { children: React.ReactNode }) {\n return <main className=\"min-h-screen bg-rose-950 text-rose-50\"><div className=\"mx-auto grid max-w-7xl min-h-screen lg:grid-cols-[1fr_18rem]\"><section className=\"p-6 lg:p-10\"><header className=\"mb-8\"><p className=\"text-xs font-bold uppercase tracking-[0.22em] text-orange-200\">Studio canvas</p><h2 className=\"mt-3 text-4xl font-semibold tracking-tight\">Give the working surface room to breathe.</h2></header>{children}<ProposalTestingInjected8VariantFeature /><ProposalTestingInjected8VariantAlgorithm /><ProposalTestingInjected8PatternLens /></section><aside className=\"border-t border-rose-700/80 bg-rose-900 p-6 lg:border-l lg:border-t-0\"><p className=\"text-sm font-semibold\">Quick actions</p><button className=\"mt-4 w-full rounded-xl bg-orange-300 px-4 py-2 text-sm font-bold text-slate-950\">Save view</button><p className=\"mt-5 text-sm leading-6 text-rose-200\">A narrow action rail prevents the page from becoming another centered card.</p></aside></div></main>;\n}\n\nexport function ProposalTestingInjected8() {\n return <ProposalTestingInjected8Page><ProposalTestingInjected8Core /></ProposalTestingInjected8Page>;\n}\n\n\nfunction ProposalTestingInjected8VariantFeature() {\n const columns = [\n { heading: \"Now\", cards: [\"Approve copy\", \"Confirm time\"] },\n { heading: \"Next\", cards: [\"Gather evidence\"] },\n ];\n const [selected, setSelected] = useState<string | null>(null);\n return (\n <section className=\"mt-6 rounded-[1.75rem] bg-rose-800 p-5\">\n <div className=\"flex items-center justify-between\"><p className=\"text-xs font-bold uppercase tracking-[0.18em] text-orange-200\">Variant studio</p><p className=\"text-xs text-rose-200\">{selected ?? \"Choose a card\"}</p></div>\n <div className=\"mt-4 grid gap-4 md:grid-cols-2\">{columns.map((column) => <section key={column.heading}><h4 className=\"mb-2 text-sm font-semibold\">{column.heading}</h4><div className=\"space-y-2\">{column.cards.map((card) => <button key={card} type=\"button\" onClick={() => setSelected(card)} className={\"block w-full rounded-xl bg-rose-900 px-3 py-3 text-left text-sm focus-visible:ring-orange-200 focus-visible:outline-none focus-visible:ring-2 \" + (selected === card ? \"ring-2 ring-current\" : \"\")}>{card}</button>)}</div></section>)}</div>\n </section>\n );\n}\n\n\nfunction ProposalTestingInjected8VariantAlgorithm() {\n const [sortAscending, setSortAscending] = useState(true);\n const records = [{ label: \"Signal\", score: 82 }, { label: \"Quality\", score: 68 }, { label: \"Speed\", score: 91 }];\n const sorted = [...records].sort((left, right) => sortAscending ? left.score - right.score : right.score - left.score);\n return <section className=\"mt-4 overflow-hidden rounded-2xl border border-rose-700/80\"><button type=\"button\" onClick={() => setSortAscending((value) => !value)} className=\"w-full bg-rose-800 px-4 py-3 text-left text-sm font-semibold\">Ranked signal <span className=\"float-right text-orange-200\">{sortAscending ? \"↑\" : \"↓\"}</span></button><ul>{sorted.map((record) => <li key={record.label} className=\"flex justify-between border-t border-rose-700/80 px-4 py-3 text-sm\"><span className=\"text-rose-200\">{record.label}</span><span>{record.score}</span></li>)}</ul></section>;\n}\n\n\nfunction ProposalTestingInjected8PatternLens() {\n const points = [18, 43, 35, 68, 82];\n return <figure className=\"mt-4 rounded-2xl bg-rose-800 p-4\"><div className=\"flex items-baseline justify-between\"><figcaption className=\"text-sm font-semibold\">Signal trajectory</figcaption><span className=\"text-xs text-rose-200\">Five checkpoints</span></div><svg viewBox=\"0 0 240 100\" className=\"mt-4 h-24 w-full\" role=\"img\" aria-label=\"Rising workflow signal\"><polyline fill=\"none\" stroke=\"currentColor\" strokeWidth=\"3\" className=\"text-orange-200\" points={points.map((point, index) => index * 55 + \",\" + (100 - point)).join(\" \")} />{points.map((point, index) => <circle key={index} cx={index * 55} cy={100 - point} r=\"5\" className=\"bg-orange-300\" />)}</svg></figure>;\n}\n```"}]}
{"messages":[{"role":"system","content":"You are a senior React and TypeScript engineer. Produce correct, maintainable React code with semantic HTML, keyboard access, resilient state boundaries, and visually polished UI rather than generic default components."},{"role":"user","content":"Explain when to use focus-managed modal dialog in a ceramic studio booking system, then show a compact production-minded component for studio workshops in a ceramic studio booking system."},{"role":"assistant","content":"This version applies focus-managed modal dialog to a real a ceramic studio booking system workflow, while the plum pink palette keeps the hierarchy intentional rather than generic. The code keeps the interaction boundary small and exposes accessible semantics where they matter.\n\n```tsx\nimport { useState } from \"react\";\n\nimport { useEffect, useRef } from \"react\";\n\nfunction ConfirmDialog({ open, onClose, onConfirm }: { open: boolean; onClose: () => void; onConfirm: () => void }) {\n const confirmRef = useRef<HTMLButtonElement>(null);\n useEffect(() => { if (open) confirmRef.current?.focus(); }, [open]);\n if (!open) return null;\n return <div className=\"fixed inset-0 z-20 grid place-items-center bg-black/65 p-6\" role=\"presentation\" onMouseDown={onClose}><section role=\"dialog\" aria-modal=\"true\" aria-labelledby=\"dialog-title\" className=\"w-full max-w-md rounded-[2rem] bg-purple-900 p-6 shadow-2xl\" onMouseDown={(event) => event.stopPropagation()}><p className=\"text-xs font-bold uppercase tracking-[0.18em] text-pink-200\">Confirm action</p><h2 id=\"dialog-title\" className=\"mt-3 text-2xl font-semibold text-purple-50\">Publish this review?</h2><p className=\"mt-2 text-sm leading-6 text-purple-200\">The action becomes visible to collaborators immediately.</p><div className=\"mt-6 flex justify-end gap-3\"><button type=\"button\" onClick={onClose} className=\"rounded-xl border border-purple-700/80 px-4 py-2 text-sm text-purple-50\">Cancel</button><button ref={confirmRef} type=\"button\" onClick={onConfirm} className=\"rounded-xl bg-pink-300 px-4 py-2 text-sm font-bold text-slate-950\">Publish</button></div></section></div>;\n}\nfunction WorkshopA11YDialog8Core() {\n const [open, setOpen] = useState(false);\n const [published, setPublished] = useState(false);\n return <div className=\"min-h-screen bg-purple-950 p-6 text-purple-50\"><section className=\"mx-auto grid max-w-5xl gap-5 md:grid-cols-[1fr_.7fr]\"><div className=\"rounded-[2rem] bg-purple-900 p-7 shadow-xl shadow-black/20\"><p className=\"text-xs font-bold uppercase tracking-[0.2em] text-pink-200\">Studio workshops</p><h1 className=\"mt-3 text-3xl font-semibold\">Move focus into the decision, then return control.</h1><button type=\"button\" onClick={() => setOpen(true)} className=\"mt-6 rounded-xl bg-pink-300 px-4 py-2 text-sm font-bold text-slate-950\">Share</button>{published && <p className=\"mt-3 text-sm text-pink-200\" role=\"status\">Published.</p>}</div><WorkshopA11YDialog8Signature /></section><ConfirmDialog open={open} onClose={() => setOpen(false)} onConfirm={() => { setPublished(true); setOpen(false); }} /></div>;\n}\n\n\nfunction WorkshopA11YDialog8Signature() {\n const [saved, setSaved] = useState(false);\n return (\n <div className=\"rounded-2xl border border-purple-700/80 p-4\">\n <p className=\"text-sm text-purple-200\">A compact checkpoint makes a dense screen easier to scan.</p>\n <button type=\"button\" className=\"mt-3 rounded-xl bg-pink-300 px-3 py-2 text-sm font-bold text-slate-950 transition hover:bg-pink-200 focus-visible:ring-pink-200 focus-visible:outline-none focus-visible:ring-2\" onClick={() => setSaved(true)}>\n {saved ? \"Checkpoint saved\" : \"Save checkpoint\"}\n </button>\n </div>\n );\n}\n\n\n\n\nfunction WorkshopA11YDialog8Page({ children }: { children: React.ReactNode }) {\n return <main className=\"min-h-screen bg-purple-950 text-purple-50\"><div className=\"mx-auto grid max-w-7xl min-h-screen lg:grid-cols-[1fr_18rem]\"><section className=\"p-6 lg:p-10\"><header className=\"mb-8\"><p className=\"text-xs font-bold uppercase tracking-[0.22em] text-pink-200\">Studio canvas</p><h2 className=\"mt-3 text-4xl font-semibold tracking-tight\">Give the working surface room to breathe.</h2></header>{children}<WorkshopA11YDialog8VariantFeature /><WorkshopA11YDialog8VariantAlgorithm /><WorkshopA11YDialog8PatternLens /></section><aside className=\"border-t border-purple-700/80 bg-purple-900 p-6 lg:border-l lg:border-t-0\"><p className=\"text-sm font-semibold\">Quick actions</p><button className=\"mt-4 w-full rounded-xl bg-pink-300 px-4 py-2 text-sm font-bold text-slate-950\">Save view</button><p className=\"mt-5 text-sm leading-6 text-purple-200\">A narrow action rail prevents the page from becoming another centered card.</p></aside></div></main>;\n}\n\nexport function WorkshopA11YDialog8() {\n return <WorkshopA11YDialog8Page><WorkshopA11YDialog8Core /></WorkshopA11YDialog8Page>;\n}\n\n\nfunction WorkshopA11YDialog8VariantFeature() {\n const columns = [\n { heading: \"Now\", cards: [\"Approve copy\", \"Confirm time\"] },\n { heading: \"Next\", cards: [\"Gather evidence\"] },\n ];\n const [selected, setSelected] = useState<string | null>(null);\n return (\n <section className=\"mt-6 rounded-[1.75rem] bg-purple-800 p-5\">\n <div className=\"flex items-center justify-between\"><p className=\"text-xs font-bold uppercase tracking-[0.18em] text-pink-200\">Variant studio</p><p className=\"text-xs text-purple-200\">{selected ?? \"Choose a card\"}</p></div>\n <div className=\"mt-4 grid gap-4 md:grid-cols-2\">{columns.map((column) => <section key={column.heading}><h4 className=\"mb-2 text-sm font-semibold\">{column.heading}</h4><div className=\"space-y-2\">{column.cards.map((card) => <button key={card} type=\"button\" onClick={() => setSelected(card)} className={\"block w-full rounded-xl bg-purple-900 px-3 py-3 text-left text-sm focus-visible:ring-pink-200 focus-visible:outline-none focus-visible:ring-2 \" + (selected === card ? \"ring-2 ring-current\" : \"\")}>{card}</button>)}</div></section>)}</div>\n </section>\n );\n}\n\n\nfunction WorkshopA11YDialog8VariantAlgorithm() {\n const [sortAscending, setSortAscending] = useState(true);\n const records = [{ label: \"Signal\", score: 82 }, { label: \"Quality\", score: 68 }, { label: \"Speed\", score: 91 }];\n const sorted = [...records].sort((left, right) => sortAscending ? left.score - right.score : right.score - left.score);\n return <section className=\"mt-4 overflow-hidden rounded-2xl border border-purple-700/80\"><button type=\"button\" onClick={() => setSortAscending((value) => !value)} className=\"w-full bg-purple-800 px-4 py-3 text-left text-sm font-semibold\">Ranked signal <span className=\"float-right text-pink-200\">{sortAscending ? \"↑\" : \"↓\"}</span></button><ul>{sorted.map((record) => <li key={record.label} className=\"flex justify-between border-t border-purple-700/80 px-4 py-3 text-sm\"><span className=\"text-purple-200\">{record.label}</span><span>{record.score}</span></li>)}</ul></section>;\n}\n\n\nfunction WorkshopA11YDialog8PatternLens() {\n const [open, setOpen] = useState(false);\n return <details className=\"mt-4 rounded-2xl bg-purple-800 p-4\" open={open} onToggle={(event) => setOpen(event.currentTarget.open)}><summary className=\"cursor-pointer text-sm font-semibold text-purple-50\">Why this boundary matters</summary><p className=\"mt-3 text-sm leading-6 text-purple-200\">Keep behavior near the decision it serves, while letting the surrounding page stay easy to scan and test.</p><button type=\"button\" className=\"mt-3 text-xs font-bold text-pink-200\" onClick={() => setOpen((value) => !value)}>{open ? \"Collapse note\" : \"Expand note\"}</button></details>;\n}\n```"}]}
{"messages":[{"role":"system","content":"You are a senior React and TypeScript engineer. Produce correct, maintainable React code with semantic HTML, keyboard access, resilient state boundaries, and visually polished UI rather than generic default components."},{"role":"user","content":"Turn this UI brief into React: a focused control surface for gallery installations in a museum exhibition planner, with a clear hierarchy, strong focus states, and roving-tabindex toolbar. Prefer a non-generic layout."},{"role":"assistant","content":"This version applies roving-tabindex toolbar to a real a museum exhibition planner workflow, while the obsidian amber palette keeps the hierarchy intentional rather than generic. The code keeps the interaction boundary small and exposes accessible semantics where they matter.\n\n```tsx\nimport { useState } from \"react\";\n\nimport { useRef } from \"react\";\n\nconst tools = [\"Move\", \"Tag\", \"Assign\", \"Archive\"];\nfunction InstallationA11YRoving8Core() {\n const [active, setActive] = useState(0);\n const buttons = useRef<Array<HTMLButtonElement | null>>([]);\n function onKeyDown(event: React.KeyboardEvent<HTMLDivElement>) {\n if (![\"ArrowRight\", \"ArrowLeft\", \"Home\", \"End\"].includes(event.key)) return;\n event.preventDefault();\n const next = event.key === \"Home\" ? 0 : event.key === \"End\" ? tools.length - 1 : (active + (event.key === \"ArrowRight\" ? 1 : -1) + tools.length) % tools.length;\n setActive(next); buttons.current[next]?.focus();\n }\n return <div className=\"min-h-screen bg-stone-950 p-6 text-stone-100\"><section className=\"mx-auto grid max-w-5xl gap-5 md:grid-cols-[1fr_.7fr]\"><div className=\"rounded-[2rem] bg-stone-900 p-7 shadow-xl shadow-black/20\"><p className=\"text-xs font-bold uppercase tracking-[0.2em] text-amber-300\">Gallery installations</p><h1 className=\"mt-3 text-3xl font-semibold\">Arrow keys move through a compact action toolbar.</h1><div className=\"mt-6 flex flex-wrap gap-2\" role=\"toolbar\" aria-label=\"Record actions\" onKeyDown={onKeyDown}>{tools.map((tool, index) => <button key={tool} ref={(node) => { buttons.current[index] = node; }} type=\"button\" tabIndex={active === index ? 0 : -1} onFocus={() => setActive(index)} className={\"rounded-xl px-4 py-2 text-sm focus-visible:ring-amber-300 focus-visible:outline-none focus-visible:ring-2 \" + (active === index ? \"bg-amber-400 font-bold text-slate-950\" : \"bg-stone-800\")}>{tool}</button>)}</div></div><InstallationA11YRoving8Signature /></section></div>;\n}\n\n\nfunction InstallationA11YRoving8Signature() {\n const [saved, setSaved] = useState(false);\n return (\n <div className=\"rounded-2xl border border-stone-700/80 p-4\">\n <p className=\"text-sm text-stone-400\">A compact checkpoint makes a dense screen easier to scan.</p>\n <button type=\"button\" className=\"mt-3 rounded-xl bg-amber-400 px-3 py-2 text-sm font-bold text-slate-950 transition hover:bg-amber-300 focus-visible:ring-amber-300 focus-visible:outline-none focus-visible:ring-2\" onClick={() => setSaved(true)}>\n {saved ? \"Checkpoint saved\" : \"Save checkpoint\"}\n </button>\n </div>\n );\n}\n\n\n\n\nfunction InstallationA11YRoving8Page({ children }: { children: React.ReactNode }) {\n return <main className=\"min-h-screen bg-stone-950 text-stone-100\"><div className=\"mx-auto grid max-w-7xl min-h-screen lg:grid-cols-[1fr_18rem]\"><section className=\"p-6 lg:p-10\"><header className=\"mb-8\"><p className=\"text-xs font-bold uppercase tracking-[0.22em] text-amber-300\">Studio canvas</p><h2 className=\"mt-3 text-4xl font-semibold tracking-tight\">Give the working surface room to breathe.</h2></header>{children}<InstallationA11YRoving8VariantFeature /><InstallationA11YRoving8VariantAlgorithm /><InstallationA11YRoving8PatternLens /></section><aside className=\"border-t border-stone-700/80 bg-stone-900 p-6 lg:border-l lg:border-t-0\"><p className=\"text-sm font-semibold\">Quick actions</p><button className=\"mt-4 w-full rounded-xl bg-amber-400 px-4 py-2 text-sm font-bold text-slate-950\">Save view</button><p className=\"mt-5 text-sm leading-6 text-stone-400\">A narrow action rail prevents the page from becoming another centered card.</p></aside></div></main>;\n}\n\nexport function InstallationA11YRoving8() {\n return <InstallationA11YRoving8Page><InstallationA11YRoving8Core /></InstallationA11YRoving8Page>;\n}\n\n\nfunction InstallationA11YRoving8VariantFeature() {\n const columns = [\n { heading: \"Now\", cards: [\"Approve copy\", \"Confirm time\"] },\n { heading: \"Next\", cards: [\"Gather evidence\"] },\n ];\n const [selected, setSelected] = useState<string | null>(null);\n return (\n <section className=\"mt-6 rounded-[1.75rem] bg-stone-800 p-5\">\n <div className=\"flex items-center justify-between\"><p className=\"text-xs font-bold uppercase tracking-[0.18em] text-amber-300\">Variant studio</p><p className=\"text-xs text-stone-400\">{selected ?? \"Choose a card\"}</p></div>\n <div className=\"mt-4 grid gap-4 md:grid-cols-2\">{columns.map((column) => <section key={column.heading}><h4 className=\"mb-2 text-sm font-semibold\">{column.heading}</h4><div className=\"space-y-2\">{column.cards.map((card) => <button key={card} type=\"button\" onClick={() => setSelected(card)} className={\"block w-full rounded-xl bg-stone-900 px-3 py-3 text-left text-sm focus-visible:ring-amber-300 focus-visible:outline-none focus-visible:ring-2 \" + (selected === card ? \"ring-2 ring-current\" : \"\")}>{card}</button>)}</div></section>)}</div>\n </section>\n );\n}\n\n\nfunction InstallationA11YRoving8VariantAlgorithm() {\n const [sortAscending, setSortAscending] = useState(true);\n const records = [{ label: \"Signal\", score: 82 }, { label: \"Quality\", score: 68 }, { label: \"Speed\", score: 91 }];\n const sorted = [...records].sort((left, right) => sortAscending ? left.score - right.score : right.score - left.score);\n return <section className=\"mt-4 overflow-hidden rounded-2xl border border-stone-700/80\"><button type=\"button\" onClick={() => setSortAscending((value) => !value)} className=\"w-full bg-stone-800 px-4 py-3 text-left text-sm font-semibold\">Ranked signal <span className=\"float-right text-amber-300\">{sortAscending ? \"↑\" : \"↓\"}</span></button><ul>{sorted.map((record) => <li key={record.label} className=\"flex justify-between border-t border-stone-700/80 px-4 py-3 text-sm\"><span className=\"text-stone-400\">{record.label}</span><span>{record.score}</span></li>)}</ul></section>;\n}\n\n\nfunction InstallationA11YRoving8PatternLens() {\n const [note, setNote] = useState(\"\");\n const [entries, setEntries] = useState<string[]>([]);\n function addNote(event: React.FormEvent) { event.preventDefault(); const value = note.trim(); if (value) { setEntries((current) => [value, ...current]); setNote(\"\"); } }\n return <form onSubmit={addNote} className=\"mt-4 rounded-2xl bg-stone-800 p-4\"><label className=\"block text-sm font-semibold\">Decision trace<input value={note} onChange={(event) => setNote(event.target.value)} className=\"mt-2 w-full rounded-xl bg-stone-900 px-3 py-2 text-sm text-stone-100\" placeholder=\"Capture a reason\" /></label><button className=\"mt-3 rounded-xl bg-amber-400 px-3 py-2 text-sm font-bold text-slate-950\">Add trace</button><ul className=\"mt-3 space-y-1\" aria-live=\"polite\">{entries.map((entry) => <li key={entry} className=\"text-sm text-stone-400\">{entry}</li>)}</ul></form>;\n}\n```"}]}
{"messages":[{"role":"system","content":"You are a senior React and TypeScript engineer. Produce correct, maintainable React code with semantic HTML, keyboard access, resilient state boundaries, and visually polished UI rather than generic default components."},{"role":"user","content":"I keep coupling rendering and behavior in reef surveys in a marine conservation dashboard. Refactor this sketch using live-region status announcement: function Screen() { return <button>Publish</button>; }. Show the improved implementation."},{"role":"assistant","content":"This version applies live-region status announcement to a real a marine conservation dashboard workflow, while the deep indigo palette keeps the hierarchy intentional rather than generic. The code keeps the interaction boundary small and exposes accessible semantics where they matter.\n\n```tsx\nimport { useState } from \"react\";\n\nfunction SurveyA11YLive8Core() {\n const [count, setCount] = useState(3);\n const [message, setMessage] = useState(\"3 items selected\");\n function removeOne() { const next = Math.max(0, count - 1); setCount(next); setMessage(next + (next === 1 ? \" item selected\" : \" items selected\")); }\n return <div className=\"min-h-screen bg-indigo-950 p-6 text-indigo-50\"><section className=\"mx-auto grid max-w-5xl gap-5 md:grid-cols-[1fr_.7fr]\"><div className=\"rounded-[2rem] bg-indigo-900 p-7 shadow-xl shadow-black/20\"><p className=\"text-xs font-bold uppercase tracking-[0.2em] text-violet-200\">Reef surveys</p><h1 className=\"mt-3 text-3xl font-semibold\">Screen-reader feedback follows consequential changes.</h1><p className=\"mt-5 text-sm text-indigo-200\">Selected: {count}</p><button type=\"button\" onClick={removeOne} disabled={count === 0} className=\"mt-4 rounded-xl bg-violet-300 px-4 py-2 text-sm font-bold text-slate-950 disabled:opacity-50\">Remove one</button><p className=\"sr-only\" aria-live=\"polite\">{message}</p></div><SurveyA11YLive8Signature /></section></div>;\n}\n\n\nfunction SurveyA11YLive8Signature() {\n const [saved, setSaved] = useState(false);\n return (\n <div className=\"rounded-2xl border border-indigo-700/80 p-4\">\n <p className=\"text-sm text-indigo-200\">A compact checkpoint makes a dense screen easier to scan.</p>\n <button type=\"button\" className=\"mt-3 rounded-xl bg-violet-300 px-3 py-2 text-sm font-bold text-slate-950 transition hover:bg-violet-200 focus-visible:ring-violet-200 focus-visible:outline-none focus-visible:ring-2\" onClick={() => setSaved(true)}>\n {saved ? \"Checkpoint saved\" : \"Save checkpoint\"}\n </button>\n </div>\n );\n}\n\n\n\n\nfunction SurveyA11YLive8Page({ children }: { children: React.ReactNode }) {\n return <main className=\"min-h-screen bg-indigo-950 text-indigo-50\"><div className=\"mx-auto grid max-w-7xl min-h-screen lg:grid-cols-[1fr_18rem]\"><section className=\"p-6 lg:p-10\"><header className=\"mb-8\"><p className=\"text-xs font-bold uppercase tracking-[0.22em] text-violet-200\">Studio canvas</p><h2 className=\"mt-3 text-4xl font-semibold tracking-tight\">Give the working surface room to breathe.</h2></header>{children}<SurveyA11YLive8VariantFeature /><SurveyA11YLive8VariantAlgorithm /><SurveyA11YLive8PatternLens /></section><aside className=\"border-t border-indigo-700/80 bg-indigo-900 p-6 lg:border-l lg:border-t-0\"><p className=\"text-sm font-semibold\">Quick actions</p><button className=\"mt-4 w-full rounded-xl bg-violet-300 px-4 py-2 text-sm font-bold text-slate-950\">Save view</button><p className=\"mt-5 text-sm leading-6 text-indigo-200\">A narrow action rail prevents the page from becoming another centered card.</p></aside></div></main>;\n}\n\nexport function SurveyA11YLive8() {\n return <SurveyA11YLive8Page><SurveyA11YLive8Core /></SurveyA11YLive8Page>;\n}\n\n\nfunction SurveyA11YLive8VariantFeature() {\n const columns = [\n { heading: \"Now\", cards: [\"Approve copy\", \"Confirm time\"] },\n { heading: \"Next\", cards: [\"Gather evidence\"] },\n ];\n const [selected, setSelected] = useState<string | null>(null);\n return (\n <section className=\"mt-6 rounded-[1.75rem] bg-indigo-800 p-5\">\n <div className=\"flex items-center justify-between\"><p className=\"text-xs font-bold uppercase tracking-[0.18em] text-violet-200\">Variant studio</p><p className=\"text-xs text-indigo-200\">{selected ?? \"Choose a card\"}</p></div>\n <div className=\"mt-4 grid gap-4 md:grid-cols-2\">{columns.map((column) => <section key={column.heading}><h4 className=\"mb-2 text-sm font-semibold\">{column.heading}</h4><div className=\"space-y-2\">{column.cards.map((card) => <button key={card} type=\"button\" onClick={() => setSelected(card)} className={\"block w-full rounded-xl bg-indigo-900 px-3 py-3 text-left text-sm focus-visible:ring-violet-200 focus-visible:outline-none focus-visible:ring-2 \" + (selected === card ? \"ring-2 ring-current\" : \"\")}>{card}</button>)}</div></section>)}</div>\n </section>\n );\n}\n\n\nfunction SurveyA11YLive8VariantAlgorithm() {\n const [sortAscending, setSortAscending] = useState(true);\n const records = [{ label: \"Signal\", score: 82 }, { label: \"Quality\", score: 68 }, { label: \"Speed\", score: 91 }];\n const sorted = [...records].sort((left, right) => sortAscending ? left.score - right.score : right.score - left.score);\n return <section className=\"mt-4 overflow-hidden rounded-2xl border border-indigo-700/80\"><button type=\"button\" onClick={() => setSortAscending((value) => !value)} className=\"w-full bg-indigo-800 px-4 py-3 text-left text-sm font-semibold\">Ranked signal <span className=\"float-right text-violet-200\">{sortAscending ? \"↑\" : \"↓\"}</span></button><ul>{sorted.map((record) => <li key={record.label} className=\"flex justify-between border-t border-indigo-700/80 px-4 py-3 text-sm\"><span className=\"text-indigo-200\">{record.label}</span><span>{record.score}</span></li>)}</ul></section>;\n}\n\n\nfunction SurveyA11YLive8PatternLens() {\n const [selected, setSelected] = useState(\"scope\");\n const panels = { scope: \"Name the smallest useful outcome.\", owner: \"Make the next decision visible.\", evidence: \"Keep supporting context close.\" };\n return <section className=\"mt-4 rounded-2xl border border-indigo-700/80 p-4\"><div className=\"flex flex-wrap gap-2\" role=\"tablist\" aria-label=\"Pattern lens\">{Object.keys(panels).map((key) => <button key={key} type=\"button\" role=\"tab\" aria-selected={selected === key} onClick={() => setSelected(key)} className={\"rounded-xl px-3 py-2 text-sm capitalize \" + (selected === key ? \"bg-violet-300 font-bold text-slate-950\" : \"bg-indigo-800 text-indigo-200\")}>{key}</button>)}</div><p className=\"mt-3 text-sm text-indigo-200\" role=\"tabpanel\">{panels[selected as keyof typeof panels]}</p></section>;\n}\n```"}]}
{"messages":[{"role":"system","content":"You are a senior React and TypeScript engineer. Produce correct, maintainable React code with semantic HTML, keyboard access, resilient state boundaries, and visually polished UI rather than generic default components."},{"role":"user","content":"Build a TypeScript React example for security alerts in a cybersecurity incident console. Use the forwarded input ref pattern, keep the API reusable, and give the UI a distinctive dark, editorial treatment."},{"role":"assistant","content":"This version applies forwarded input ref to a real a cybersecurity incident console workflow, while the charcoal yellow palette keeps the hierarchy intentional rather than generic. The code keeps the interaction boundary small and exposes accessible semantics where they matter.\n\n```tsx\nimport { useState } from \"react\";\n\nimport { forwardRef, useRef } from \"react\";\n\ntype FieldProps = React.ComponentPropsWithoutRef<\"input\"> & { label: string; hint?: string };\nconst Field = forwardRef<HTMLInputElement, FieldProps>(function Field({ label, hint, id, ...props }, ref) {\n const inputId = id ?? \"field-8\";\n return <label htmlFor={inputId} className=\"block\"><span className=\"text-sm font-medium text-neutral-100\">{label}</span><input ref={ref} id={inputId} {...props} className=\"mt-2 w-full rounded-xl border border-neutral-700/80 bg-neutral-950 px-3 py-2 text-sm text-neutral-100 focus-visible:ring-yellow-200 focus-visible:outline-none focus-visible:ring-2\" />{hint && <span className=\"mt-2 block text-xs text-neutral-400\">{hint}</span>}</label>;\n});\nfunction AlertRefForward8Core() {\n const fieldRef = useRef<HTMLInputElement>(null);\n return <div className=\"min-h-screen bg-neutral-950 p-6 text-neutral-100\"><section className=\"mx-auto grid max-w-5xl gap-5 md:grid-cols-[1fr_.7fr]\"><div className=\"rounded-[2rem] bg-neutral-900 p-7 shadow-xl shadow-black/20\"><p className=\"text-xs font-bold uppercase tracking-[0.2em] text-yellow-200\">Security alerts</p><h1 className=\"mt-3 text-3xl font-semibold\">A design-system field can still expose the native focus target.</h1><div className=\"mt-6\"><Field ref={fieldRef} label=\"Reviewer\" hint=\"The parent can focus this after a failed validation.\" placeholder=\"Start typing a name\" /></div><button type=\"button\" onClick={() => fieldRef.current?.focus()} className=\"mt-4 rounded-xl bg-yellow-300 px-4 py-2 text-sm font-bold text-slate-950\">Focus field</button></div><AlertRefForward8Signature /></section></div>;\n}\n\n\nfunction AlertRefForward8Signature() {\n const [saved, setSaved] = useState(false);\n return (\n <div className=\"rounded-2xl border border-neutral-700/80 p-4\">\n <p className=\"text-sm text-neutral-400\">A compact checkpoint makes a dense screen easier to scan.</p>\n <button type=\"button\" className=\"mt-3 rounded-xl bg-yellow-300 px-3 py-2 text-sm font-bold text-slate-950 transition hover:bg-yellow-200 focus-visible:ring-yellow-200 focus-visible:outline-none focus-visible:ring-2\" onClick={() => setSaved(true)}>\n {saved ? \"Checkpoint saved\" : \"Save checkpoint\"}\n </button>\n </div>\n );\n}\n\n\n\n\nfunction AlertRefForward8Page({ children }: { children: React.ReactNode }) {\n return <main className=\"min-h-screen bg-neutral-950 text-neutral-100\"><div className=\"mx-auto grid max-w-7xl min-h-screen lg:grid-cols-[1fr_18rem]\"><section className=\"p-6 lg:p-10\"><header className=\"mb-8\"><p className=\"text-xs font-bold uppercase tracking-[0.22em] text-yellow-200\">Studio canvas</p><h2 className=\"mt-3 text-4xl font-semibold tracking-tight\">Give the working surface room to breathe.</h2></header>{children}<AlertRefForward8VariantFeature /><AlertRefForward8VariantAlgorithm /><AlertRefForward8PatternLens /></section><aside className=\"border-t border-neutral-700/80 bg-neutral-900 p-6 lg:border-l lg:border-t-0\"><p className=\"text-sm font-semibold\">Quick actions</p><button className=\"mt-4 w-full rounded-xl bg-yellow-300 px-4 py-2 text-sm font-bold text-slate-950\">Save view</button><p className=\"mt-5 text-sm leading-6 text-neutral-400\">A narrow action rail prevents the page from becoming another centered card.</p></aside></div></main>;\n}\n\nexport function AlertRefForward8() {\n return <AlertRefForward8Page><AlertRefForward8Core /></AlertRefForward8Page>;\n}\n\n\nfunction AlertRefForward8VariantFeature() {\n const columns = [\n { heading: \"Now\", cards: [\"Approve copy\", \"Confirm time\"] },\n { heading: \"Next\", cards: [\"Gather evidence\"] },\n ];\n const [selected, setSelected] = useState<string | null>(null);\n return (\n <section className=\"mt-6 rounded-[1.75rem] bg-neutral-800 p-5\">\n <div className=\"flex items-center justify-between\"><p className=\"text-xs font-bold uppercase tracking-[0.18em] text-yellow-200\">Variant studio</p><p className=\"text-xs text-neutral-400\">{selected ?? \"Choose a card\"}</p></div>\n <div className=\"mt-4 grid gap-4 md:grid-cols-2\">{columns.map((column) => <section key={column.heading}><h4 className=\"mb-2 text-sm font-semibold\">{column.heading}</h4><div className=\"space-y-2\">{column.cards.map((card) => <button key={card} type=\"button\" onClick={() => setSelected(card)} className={\"block w-full rounded-xl bg-neutral-900 px-3 py-3 text-left text-sm focus-visible:ring-yellow-200 focus-visible:outline-none focus-visible:ring-2 \" + (selected === card ? \"ring-2 ring-current\" : \"\")}>{card}</button>)}</div></section>)}</div>\n </section>\n );\n}\n\n\nfunction AlertRefForward8VariantAlgorithm() {\n const [sortAscending, setSortAscending] = useState(true);\n const records = [{ label: \"Signal\", score: 82 }, { label: \"Quality\", score: 68 }, { label: \"Speed\", score: 91 }];\n const sorted = [...records].sort((left, right) => sortAscending ? left.score - right.score : right.score - left.score);\n return <section className=\"mt-4 overflow-hidden rounded-2xl border border-neutral-700/80\"><button type=\"button\" onClick={() => setSortAscending((value) => !value)} className=\"w-full bg-neutral-800 px-4 py-3 text-left text-sm font-semibold\">Ranked signal <span className=\"float-right text-yellow-200\">{sortAscending ? \"↑\" : \"↓\"}</span></button><ul>{sorted.map((record) => <li key={record.label} className=\"flex justify-between border-t border-neutral-700/80 px-4 py-3 text-sm\"><span className=\"text-neutral-400\">{record.label}</span><span>{record.score}</span></li>)}</ul></section>;\n}\n\n\nfunction AlertRefForward8PatternLens() {\n const lanes = [{ title: \"Now\", items: [\"Clarify\", \"Assign\"] }, { title: \"Next\", items: [\"Review\"] }];\n return <section className=\"mt-4 grid gap-3 sm:grid-cols-2\">{lanes.map((lane) => <article key={lane.title} className=\"rounded-2xl border border-neutral-700/80 p-4\"><h3 className=\"text-sm font-semibold text-yellow-200\">{lane.title}</h3><ul className=\"mt-3 space-y-2\">{lane.items.map((item) => <li key={item} className=\"rounded-xl bg-neutral-800 px-3 py-2 text-sm text-neutral-400\">{item}</li>)}</ul></article>)}</section>;\n}\n```"}]}
{"messages":[{"role":"system","content":"You are a senior React and TypeScript engineer. Produce correct, maintainable React code with semantic HTML, keyboard access, resilient state boundaries, and visually polished UI rather than generic default components."},{"role":"user","content":"Debug a React implementation for tournament matches in an esports tournament desk. The interaction works only with a mouse and state leaks between views. Replace the fragile approach with imperative handle for a scroller and explain the important fix briefly."},{"role":"assistant","content":"This version applies imperative handle for a scroller to a real an esports tournament desk workflow, while the midnight cyan palette keeps the hierarchy intentional rather than generic. The code keeps the interaction boundary small and exposes accessible semantics where they matter.\n\n```tsx\nimport { useState } from \"react\";\n\nimport { forwardRef, useImperativeHandle, useRef } from \"react\";\n\ntype RailHandle = { scrollToStart: () => void; scrollToEnd: () => void };\nconst ActivityRail = forwardRef<RailHandle>(function ActivityRail(_, ref) {\n const railRef = useRef<HTMLDivElement>(null);\n useImperativeHandle(ref, () => ({ scrollToStart: () => railRef.current?.scrollTo({ left: 0, behavior: \"smooth\" }), scrollToEnd: () => railRef.current?.scrollTo({ left: railRef.current.scrollWidth, behavior: \"smooth\" }) }), []);\n return <div ref={railRef} className=\"flex gap-3 overflow-x-auto pb-3\">{[\"Scope\", \"Owner\", \"Review\", \"Release\", \"Archive\"].map((step) => <article key={step} className=\"min-w-44 rounded-2xl bg-slate-800 p-4\"><p className=\"text-sm font-semibold\">{step}</p><p className=\"mt-2 text-xs text-slate-400\">Activity context</p></article>)}</div>;\n});\nfunction MatchRefImperative8Core() {\n const rail = useRef<RailHandle>(null);\n return <div className=\"min-h-screen bg-slate-950 p-6 text-slate-100\"><section className=\"mx-auto grid max-w-5xl gap-5 md:grid-cols-[1fr_.7fr]\"><div className=\"rounded-[2rem] bg-slate-900 p-7 shadow-xl shadow-black/20\"><p className=\"text-xs font-bold uppercase tracking-[0.2em] text-cyan-300\">Tournament matches</p><h1 className=\"mt-3 text-3xl font-semibold\">Expose a narrow imperative capability, not a whole DOM node.</h1><div className=\"mt-6 flex gap-2\"><button onClick={() => rail.current?.scrollToStart()} className=\"rounded-xl border border-slate-700/80 px-3 py-2 text-sm\">Start</button><button onClick={() => rail.current?.scrollToEnd()} className=\"rounded-xl bg-cyan-400 px-3 py-2 text-sm font-bold text-slate-950\">End</button></div><div className=\"mt-5\"><ActivityRail ref={rail} /></div></div><MatchRefImperative8Signature /></section></div>;\n}\n\n\nfunction MatchRefImperative8Signature() {\n const [saved, setSaved] = useState(false);\n return (\n <div className=\"rounded-2xl border border-slate-700/80 p-4\">\n <p className=\"text-sm text-slate-400\">A compact checkpoint makes a dense screen easier to scan.</p>\n <button type=\"button\" className=\"mt-3 rounded-xl bg-cyan-400 px-3 py-2 text-sm font-bold text-slate-950 transition hover:bg-cyan-300 focus-visible:ring-cyan-300 focus-visible:outline-none focus-visible:ring-2\" onClick={() => setSaved(true)}>\n {saved ? \"Checkpoint saved\" : \"Save checkpoint\"}\n </button>\n </div>\n );\n}\n\n\n\n\nfunction MatchRefImperative8Page({ children }: { children: React.ReactNode }) {\n return <main className=\"min-h-screen bg-slate-950 text-slate-100\"><div className=\"mx-auto grid max-w-7xl min-h-screen lg:grid-cols-[1fr_18rem]\"><section className=\"p-6 lg:p-10\"><header className=\"mb-8\"><p className=\"text-xs font-bold uppercase tracking-[0.22em] text-cyan-300\">Studio canvas</p><h2 className=\"mt-3 text-4xl font-semibold tracking-tight\">Give the working surface room to breathe.</h2></header>{children}<MatchRefImperative8VariantFeature /><MatchRefImperative8VariantAlgorithm /><MatchRefImperative8PatternLens /></section><aside className=\"border-t border-slate-700/80 bg-slate-900 p-6 lg:border-l lg:border-t-0\"><p className=\"text-sm font-semibold\">Quick actions</p><button className=\"mt-4 w-full rounded-xl bg-cyan-400 px-4 py-2 text-sm font-bold text-slate-950\">Save view</button><p className=\"mt-5 text-sm leading-6 text-slate-400\">A narrow action rail prevents the page from becoming another centered card.</p></aside></div></main>;\n}\n\nexport function MatchRefImperative8() {\n return <MatchRefImperative8Page><MatchRefImperative8Core /></MatchRefImperative8Page>;\n}\n\n\nfunction MatchRefImperative8VariantFeature() {\n const columns = [\n { heading: \"Now\", cards: [\"Approve copy\", \"Confirm time\"] },\n { heading: \"Next\", cards: [\"Gather evidence\"] },\n ];\n const [selected, setSelected] = useState<string | null>(null);\n return (\n <section className=\"mt-6 rounded-[1.75rem] bg-slate-800 p-5\">\n <div className=\"flex items-center justify-between\"><p className=\"text-xs font-bold uppercase tracking-[0.18em] text-cyan-300\">Variant studio</p><p className=\"text-xs text-slate-400\">{selected ?? \"Choose a card\"}</p></div>\n <div className=\"mt-4 grid gap-4 md:grid-cols-2\">{columns.map((column) => <section key={column.heading}><h4 className=\"mb-2 text-sm font-semibold\">{column.heading}</h4><div className=\"space-y-2\">{column.cards.map((card) => <button key={card} type=\"button\" onClick={() => setSelected(card)} className={\"block w-full rounded-xl bg-slate-900 px-3 py-3 text-left text-sm focus-visible:ring-cyan-300 focus-visible:outline-none focus-visible:ring-2 \" + (selected === card ? \"ring-2 ring-current\" : \"\")}>{card}</button>)}</div></section>)}</div>\n </section>\n );\n}\n\n\nfunction MatchRefImperative8VariantAlgorithm() {\n const [sortAscending, setSortAscending] = useState(true);\n const records = [{ label: \"Signal\", score: 82 }, { label: \"Quality\", score: 68 }, { label: \"Speed\", score: 91 }];\n const sorted = [...records].sort((left, right) => sortAscending ? left.score - right.score : right.score - left.score);\n return <section className=\"mt-4 overflow-hidden rounded-2xl border border-slate-700/80\"><button type=\"button\" onClick={() => setSortAscending((value) => !value)} className=\"w-full bg-slate-800 px-4 py-3 text-left text-sm font-semibold\">Ranked signal <span className=\"float-right text-cyan-300\">{sortAscending ? \"↑\" : \"↓\"}</span></button><ul>{sorted.map((record) => <li key={record.label} className=\"flex justify-between border-t border-slate-700/80 px-4 py-3 text-sm\"><span className=\"text-slate-400\">{record.label}</span><span>{record.score}</span></li>)}</ul></section>;\n}\n\n\nfunction MatchRefImperative8PatternLens() {\n const checkpoints = [\"Scope\", \"Owner\", \"Evidence\"];\n return <section className=\"mt-4 rounded-2xl border border-slate-700/80 p-4\"><p className=\"text-xs font-bold uppercase tracking-[0.18em] text-cyan-300\">Pattern checklist</p><ol className=\"mt-3 grid gap-2 sm:grid-cols-3\">{checkpoints.map((checkpoint, index) => <li key={checkpoint} className=\"rounded-xl bg-slate-800 px-3 py-3 text-sm\"><span className=\"mr-2 text-cyan-300\">{index + 1}</span>{checkpoint}</li>)}</ol></section>;\n}\n```"}]}
{"messages":[{"role":"system","content":"You are a senior React and TypeScript engineer. Produce correct, maintainable React code with semantic HTML, keyboard access, resilient state boundaries, and visually polished UI rather than generic default components."},{"role":"user","content":"Explain when to use composed callback refs in a specialty coffee subscription app, then show a compact production-minded component for upcoming deliveries in a specialty coffee subscription app."},{"role":"assistant","content":"This version applies composed callback refs to a real a specialty coffee subscription app workflow, while the forest lime palette keeps the hierarchy intentional rather than generic. The code keeps the interaction boundary small and exposes accessible semantics where they matter.\n\n```tsx\nimport { useState } from \"react\";\n\nimport { useCallback, useRef } from \"react\";\n\nfunction composeRefs<T>(...refs: Array<React.Ref<T> | undefined>) {\n return (node: T | null) => refs.forEach((ref) => { if (typeof ref === \"function\") ref(node); else if (ref) (ref as React.MutableRefObject<T | null>).current = node; });\n}\nfunction HighlightInput({ inputRef }: { inputRef: React.Ref<HTMLInputElement> }) {\n const localRef = useRef<HTMLInputElement>(null);\n return <input ref={composeRefs(inputRef, localRef)} onFocus={() => localRef.current?.select()} defaultValue=\"Review note\" className=\"w-full rounded-xl border border-emerald-700/80 bg-emerald-950 px-3 py-2 text-sm text-emerald-50 focus-visible:ring-lime-200 focus-visible:outline-none focus-visible:ring-2\" />;\n}\nfunction DeliveryRefCompose8Core() {\n const parentRef = useRef<HTMLInputElement>(null);\n const [focused, setFocused] = useState(false);\n const setFocusState = useCallback((node: HTMLInputElement | null) => setFocused(node === document.activeElement), []);\n return <div className=\"min-h-screen bg-emerald-950 p-6 text-emerald-50\"><section className=\"mx-auto grid max-w-5xl gap-5 md:grid-cols-[1fr_.7fr]\"><div className=\"rounded-[2rem] bg-emerald-900 p-7 shadow-xl shadow-black/20\"><p className=\"text-xs font-bold uppercase tracking-[0.2em] text-lime-200\">Upcoming deliveries</p><h1 className=\"mt-3 text-3xl font-semibold\">Compose a consumer ref with the component's local need.</h1><div className=\"mt-6\"><HighlightInput inputRef={composeRefs(parentRef, setFocusState)} /></div><p className=\"mt-3 text-sm text-emerald-200\">Parent ref attached: {parentRef.current ? \"yes\" : \"not yet\"}; callback observed: {focused ? \"focus\" : \"idle\"}.</p></div><DeliveryRefCompose8Signature /></section></div>;\n}\n\n\nfunction DeliveryRefCompose8Signature() {\n const [saved, setSaved] = useState(false);\n return (\n <div className=\"rounded-2xl border border-emerald-700/80 p-4\">\n <p className=\"text-sm text-emerald-200\">A compact checkpoint makes a dense screen easier to scan.</p>\n <button type=\"button\" className=\"mt-3 rounded-xl bg-lime-300 px-3 py-2 text-sm font-bold text-slate-950 transition hover:bg-lime-200 focus-visible:ring-lime-200 focus-visible:outline-none focus-visible:ring-2\" onClick={() => setSaved(true)}>\n {saved ? \"Checkpoint saved\" : \"Save checkpoint\"}\n </button>\n </div>\n );\n}\n\n\n\n\nfunction DeliveryRefCompose8Page({ children }: { children: React.ReactNode }) {\n return <main className=\"min-h-screen bg-emerald-950 text-emerald-50\"><div className=\"mx-auto grid max-w-7xl min-h-screen lg:grid-cols-[1fr_18rem]\"><section className=\"p-6 lg:p-10\"><header className=\"mb-8\"><p className=\"text-xs font-bold uppercase tracking-[0.22em] text-lime-200\">Studio canvas</p><h2 className=\"mt-3 text-4xl font-semibold tracking-tight\">Give the working surface room to breathe.</h2></header>{children}<DeliveryRefCompose8VariantFeature /><DeliveryRefCompose8VariantAlgorithm /><DeliveryRefCompose8PatternLens /></section><aside className=\"border-t border-emerald-700/80 bg-emerald-900 p-6 lg:border-l lg:border-t-0\"><p className=\"text-sm font-semibold\">Quick actions</p><button className=\"mt-4 w-full rounded-xl bg-lime-300 px-4 py-2 text-sm font-bold text-slate-950\">Save view</button><p className=\"mt-5 text-sm leading-6 text-emerald-200\">A narrow action rail prevents the page from becoming another centered card.</p></aside></div></main>;\n}\n\nexport function DeliveryRefCompose8() {\n return <DeliveryRefCompose8Page><DeliveryRefCompose8Core /></DeliveryRefCompose8Page>;\n}\n\n\nfunction DeliveryRefCompose8VariantFeature() {\n const columns = [\n { heading: \"Now\", cards: [\"Approve copy\", \"Confirm time\"] },\n { heading: \"Next\", cards: [\"Gather evidence\"] },\n ];\n const [selected, setSelected] = useState<string | null>(null);\n return (\n <section className=\"mt-6 rounded-[1.75rem] bg-emerald-800 p-5\">\n <div className=\"flex items-center justify-between\"><p className=\"text-xs font-bold uppercase tracking-[0.18em] text-lime-200\">Variant studio</p><p className=\"text-xs text-emerald-200\">{selected ?? \"Choose a card\"}</p></div>\n <div className=\"mt-4 grid gap-4 md:grid-cols-2\">{columns.map((column) => <section key={column.heading}><h4 className=\"mb-2 text-sm font-semibold\">{column.heading}</h4><div className=\"space-y-2\">{column.cards.map((card) => <button key={card} type=\"button\" onClick={() => setSelected(card)} className={\"block w-full rounded-xl bg-emerald-900 px-3 py-3 text-left text-sm focus-visible:ring-lime-200 focus-visible:outline-none focus-visible:ring-2 \" + (selected === card ? \"ring-2 ring-current\" : \"\")}>{card}</button>)}</div></section>)}</div>\n </section>\n );\n}\n\n\nfunction DeliveryRefCompose8VariantAlgorithm() {\n const [sortAscending, setSortAscending] = useState(true);\n const records = [{ label: \"Signal\", score: 82 }, { label: \"Quality\", score: 68 }, { label: \"Speed\", score: 91 }];\n const sorted = [...records].sort((left, right) => sortAscending ? left.score - right.score : right.score - left.score);\n return <section className=\"mt-4 overflow-hidden rounded-2xl border border-emerald-700/80\"><button type=\"button\" onClick={() => setSortAscending((value) => !value)} className=\"w-full bg-emerald-800 px-4 py-3 text-left text-sm font-semibold\">Ranked signal <span className=\"float-right text-lime-200\">{sortAscending ? \"↑\" : \"↓\"}</span></button><ul>{sorted.map((record) => <li key={record.label} className=\"flex justify-between border-t border-emerald-700/80 px-4 py-3 text-sm\"><span className=\"text-emerald-200\">{record.label}</span><span>{record.score}</span></li>)}</ul></section>;\n}\n\n\nfunction DeliveryRefCompose8PatternLens() {\n const rows = [{ label: \"Clarity\", value: \"High\" }, { label: \"Risk\", value: \"Low\" }, { label: \"Owner\", value: \"Named\" }];\n return <section className=\"mt-4 overflow-hidden rounded-2xl border border-emerald-700/80\"><table className=\"w-full text-left text-sm\"><caption className=\"caption-top px-4 py-3 text-left text-xs font-bold uppercase tracking-[0.18em] text-lime-200\">Pattern readout</caption><tbody>{rows.map((row) => <tr key={row.label} className=\"border-t border-emerald-700/80\"><th scope=\"row\" className=\"px-4 py-3 font-medium\">{row.label}</th><td className=\"px-4 py-3 text-right text-emerald-200\">{row.value}</td></tr>)}</tbody></table></section>;\n}\n```"}]}
{"messages":[{"role":"system","content":"You are a senior React and TypeScript engineer. Produce correct, maintainable React code with semantic HTML, keyboard access, resilient state boundaries, and visually polished UI rather than generic default components."},{"role":"user","content":"Turn this UI brief into React: a focused control surface for live shipments in a freight dispatch console, with a clear hierarchy, strong focus states, and useSyncExternalStore bridge. Prefer a non-generic layout."},{"role":"assistant","content":"This version applies useSyncExternalStore bridge to a real a freight dispatch console workflow, while the ocean teal palette keeps the hierarchy intentional rather than generic. The code keeps the interaction boundary small and exposes accessible semantics where they matter.\n\n```tsx\nimport { useState } from \"react\";\n\nimport { useSyncExternalStore } from \"react\";\n\nfunction createPresenceStore() {\n let count = 4;\n const listeners = new Set<() => void>();\n return { getSnapshot: () => count, subscribe(listener: () => void) { listeners.add(listener); return () => listeners.delete(listener); }, increment() { count += 1; listeners.forEach((listener) => listener()); } };\n}\nconst presence = createPresenceStore();\nfunction PresenceCount() { const count = useSyncExternalStore(presence.subscribe, presence.getSnapshot, presence.getSnapshot); return <p className=\"text-5xl font-semibold\">{count}</p>; }\nfunction ShipmentExternalStore8Core() {\n return <div className=\"min-h-screen bg-sky-950 p-6 text-sky-50\"><section className=\"mx-auto grid max-w-5xl gap-5 md:grid-cols-[1fr_.7fr]\"><div className=\"rounded-[2rem] bg-sky-900 p-7 shadow-xl shadow-black/20\"><p className=\"text-xs font-bold uppercase tracking-[0.2em] text-teal-200\">Live shipments</p><h1 className=\"mt-3 text-3xl font-semibold\">Bridge an external mutable source through React's subscription API.</h1><div className=\"mt-6 rounded-2xl bg-sky-800 p-5\"><p className=\"text-sm text-sky-200\">People reviewing now</p><PresenceCount /><button onClick={() => presence.increment()} className=\"mt-4 rounded-xl bg-teal-300 px-4 py-2 text-sm font-bold text-slate-950\">Simulate join</button></div></div><ShipmentExternalStore8Signature /></section></div>;\n}\n\n\nfunction ShipmentExternalStore8Signature() {\n const [saved, setSaved] = useState(false);\n return (\n <div className=\"rounded-2xl border border-sky-700/80 p-4\">\n <p className=\"text-sm text-sky-200\">A compact checkpoint makes a dense screen easier to scan.</p>\n <button type=\"button\" className=\"mt-3 rounded-xl bg-teal-300 px-3 py-2 text-sm font-bold text-slate-950 transition hover:bg-teal-200 focus-visible:ring-teal-200 focus-visible:outline-none focus-visible:ring-2\" onClick={() => setSaved(true)}>\n {saved ? \"Checkpoint saved\" : \"Save checkpoint\"}\n </button>\n </div>\n );\n}\n\n\n\n\nfunction ShipmentExternalStore8Page({ children }: { children: React.ReactNode }) {\n return <main className=\"min-h-screen bg-sky-950 text-sky-50\"><div className=\"mx-auto grid max-w-7xl min-h-screen lg:grid-cols-[1fr_18rem]\"><section className=\"p-6 lg:p-10\"><header className=\"mb-8\"><p className=\"text-xs font-bold uppercase tracking-[0.22em] text-teal-200\">Studio canvas</p><h2 className=\"mt-3 text-4xl font-semibold tracking-tight\">Give the working surface room to breathe.</h2></header>{children}<ShipmentExternalStore8VariantFeature /><ShipmentExternalStore8VariantAlgorithm /><ShipmentExternalStore8PatternLens /></section><aside className=\"border-t border-sky-700/80 bg-sky-900 p-6 lg:border-l lg:border-t-0\"><p className=\"text-sm font-semibold\">Quick actions</p><button className=\"mt-4 w-full rounded-xl bg-teal-300 px-4 py-2 text-sm font-bold text-slate-950\">Save view</button><p className=\"mt-5 text-sm leading-6 text-sky-200\">A narrow action rail prevents the page from becoming another centered card.</p></aside></div></main>;\n}\n\nexport function ShipmentExternalStore8() {\n return <ShipmentExternalStore8Page><ShipmentExternalStore8Core /></ShipmentExternalStore8Page>;\n}\n\n\nfunction ShipmentExternalStore8VariantFeature() {\n const columns = [\n { heading: \"Now\", cards: [\"Approve copy\", \"Confirm time\"] },\n { heading: \"Next\", cards: [\"Gather evidence\"] },\n ];\n const [selected, setSelected] = useState<string | null>(null);\n return (\n <section className=\"mt-6 rounded-[1.75rem] bg-sky-800 p-5\">\n <div className=\"flex items-center justify-between\"><p className=\"text-xs font-bold uppercase tracking-[0.18em] text-teal-200\">Variant studio</p><p className=\"text-xs text-sky-200\">{selected ?? \"Choose a card\"}</p></div>\n <div className=\"mt-4 grid gap-4 md:grid-cols-2\">{columns.map((column) => <section key={column.heading}><h4 className=\"mb-2 text-sm font-semibold\">{column.heading}</h4><div className=\"space-y-2\">{column.cards.map((card) => <button key={card} type=\"button\" onClick={() => setSelected(card)} className={\"block w-full rounded-xl bg-sky-900 px-3 py-3 text-left text-sm focus-visible:ring-teal-200 focus-visible:outline-none focus-visible:ring-2 \" + (selected === card ? \"ring-2 ring-current\" : \"\")}>{card}</button>)}</div></section>)}</div>\n </section>\n );\n}\n\n\nfunction ShipmentExternalStore8VariantAlgorithm() {\n const [sortAscending, setSortAscending] = useState(true);\n const records = [{ label: \"Signal\", score: 82 }, { label: \"Quality\", score: 68 }, { label: \"Speed\", score: 91 }];\n const sorted = [...records].sort((left, right) => sortAscending ? left.score - right.score : right.score - left.score);\n return <section className=\"mt-4 overflow-hidden rounded-2xl border border-sky-700/80\"><button type=\"button\" onClick={() => setSortAscending((value) => !value)} className=\"w-full bg-sky-800 px-4 py-3 text-left text-sm font-semibold\">Ranked signal <span className=\"float-right text-teal-200\">{sortAscending ? \"↑\" : \"↓\"}</span></button><ul>{sorted.map((record) => <li key={record.label} className=\"flex justify-between border-t border-sky-700/80 px-4 py-3 text-sm\"><span className=\"text-sky-200\">{record.label}</span><span>{record.score}</span></li>)}</ul></section>;\n}\n\n\nfunction ShipmentExternalStore8PatternLens() {\n const signals = [{ label: \"Coverage\", value: 76 }, { label: \"Confidence\", value: 88 }, { label: \"Readiness\", value: 64 }];\n const average = Math.round(signals.reduce((total, signal) => total + signal.value, 0) / signals.length);\n return <section className=\"mt-4 rounded-2xl border border-sky-700/80 p-4\"><div className=\"flex justify-between\"><p className=\"text-sm font-semibold\">Evidence mix</p><output className=\"text-sm text-teal-200\">{average}%</output></div><dl className=\"mt-3 space-y-3\">{signals.map((signal) => <div key={signal.label}><div className=\"flex justify-between text-xs text-sky-200\"><dt>{signal.label}</dt><dd>{signal.value}%</dd></div><div className=\"mt-1 h-2 overflow-hidden rounded-full bg-black/20\"><div className=\"h-full bg-teal-300\" style={{ width: signal.value + \"%\" }} /></div></div>)}</dl></section>;\n}\n```"}]}