{"$schema":"https://ui.shadcn.com/schema/registry-item.json","name":"radio-cards","type":"registry:component","title":"Radio cards","description":"One choice among rich options as cards with optional media, icon, detail and a figure; one selection ring follows the stable choice.","categories":["forms"],"dependencies":["@radix-ui/react-direction@1.1.4","@radix-ui/react-label@2.1.15","@radix-ui/react-radio-group@1.4.7","clsx@^2.1.1","lucide-react@^1.48.0","tailwind-merge@^3.7.0"],"registryDependencies":["https://beamline.io/registry/look-prism.json"],"files":[{"path":"beamline/components/_shared/field.module.css","type":"registry:file","target":"src/ui/beamline/components/_shared/field.module.css","content":"@layer properties, theme, base, components, utilities;\n@layer components {\n /* A field: label (with an optional aside at the end of its row), the control, then one message line. The gap under\n the control belongs to the message (--pui-field-gap), so a message that arrives or leaves takes its gap with it. */\n /* a column, not a grid: a message (or a fold) that leaves pulls its gap away with a negative margin, which a flex\n column honours and a grid track does not (it would stop at zero and stretch the leaving part back open) */\n .field {\n --pui-field-gap: var(--pui-space-1-5);\n /* positioned: a hidden label or a count's spoken words (sr-only, absolutely placed) stay inside the field */\n position: relative;\n display: flex;\n min-width: 0;\n flex-direction: column;\n gap: var(--pui-field-gap);\n }\n .labelRow {\n display: flex;\n min-width: 0;\n align-items: baseline;\n gap: var(--pui-space-2);\n }\n .aside {\n margin-inline-start: auto;\n flex-shrink: 0;\n color: var(--pui-ink-3);\n font-size: var(--pui-text-xs);\n }\n\n /* The message: one line at a time. A new line grows in to its own height (0fr to 1fr, no measuring) while the one it\n replaces folds away above it, so the height glides from one to the other; a line that leaves with nothing after it\n takes the gap with it. Arrival over --pui-motion-in, departure over --pui-motion-out; reduced motion keeps the fades. */\n .messages {\n display: grid;\n margin-top: calc(var(--pui-field-gap, var(--pui-space-1-5)) * -1);\n }\n .line {\n display: grid;\n grid-template-rows: 1fr;\n opacity: 1;\n transition:\n grid-template-rows var(--pui-motion-in) var(--pui-ease-default),\n opacity var(--pui-fade-in, var(--pui-motion-in)) var(--pui-ease-default);\n }\n @starting-style {\n .line {\n grid-template-rows: 0fr;\n opacity: 0;\n }\n }\n /* the line a field is first drawn with does not grow in */\n .line[data-initial] {\n transition: none;\n }\n /* a swap is one change of size: the old line folds and the new one grows over the same duration and curve, so their\n sum (the field's height) moves straight from one to the other, with no swell between; the old words fade first */\n .line[data-leaving] {\n grid-template-rows: 0fr;\n opacity: 0;\n transition:\n grid-template-rows var(--pui-motion-out) var(--pui-ease-default),\n opacity var(--pui-fade-in, var(--pui-motion-in)) var(--pui-ease-default);\n pointer-events: none;\n }\n .messages:has(> .line[data-leaving]) > .line:not([data-leaving], [data-initial]) {\n transition-duration: var(--pui-motion-out), var(--pui-fade-in, var(--pui-motion-in));\n }\n .clip {\n min-height: 0;\n overflow: clip;\n overflow-clip-margin: var(--pui-space-1);\n }\n .message {\n display: flex;\n align-items: flex-start;\n gap: var(--pui-space-1-5);\n padding-top: var(--pui-field-gap, var(--pui-space-1-5));\n font-size: var(--pui-text-xs);\n line-height: 1.375;\n }\n .description {\n display: block;\n color: var(--pui-ink-3);\n }\n .error {\n color: var(--pui-red);\n }\n .success {\n color: var(--pui-green);\n }\n .icon {\n flex-shrink: 0;\n width: var(--pui-icon-sm);\n height: var(--pui-icon-sm);\n margin-top: 1px;\n }\n\n /* The count in the label's row: tabular, quiet, shown with attention (.reveal) and in words near the limit. */\n .count {\n font-variant-numeric: tabular-nums;\n white-space: nowrap;\n }\n .count[data-state=\"near\"],\n .count[data-state=\"full\"] {\n color: var(--pui-orange);\n }\n .count[data-state=\"over\"] {\n color: var(--pui-red);\n }\n\n /* The status at the end of the frame: the spinner arrives scaled in from its centre, and closes into the check. */\n .status {\n display: inline-grid;\n flex-shrink: 0;\n place-items: center;\n animation: status-in var(--pui-motion-in) var(--pui-ease-default);\n }\n @keyframes status-in {\n from {\n opacity: 0;\n scale: calc(1 - 0.4 * var(--pui-motion-travel, 1));\n }\n }\n\n /* The one frame every text-like control sits in: input, textarea, password, search, number, the select and date\n triggers. Its paint (fill, edge, hover, focus) is the field role of the look in force (looks.css); invalid,\n read-only and disabled are drawn here so they read the same in every look. */\n .frame {\n --_field-height: var(--pui-control-height-md);\n position: relative;\n display: flex;\n min-width: 0; /* a grid or flex parent may make it narrower than the input's natural width */\n align-items: center;\n gap: var(--pui-space-2);\n min-height: var(--_field-height);\n padding-inline: var(--pui-space-2-5);\n border-radius: var(--pui-field-radius, var(--pui-radius-control));\n color: var(--pui-ink);\n font-size: var(--pui-text-sm);\n cursor: text;\n transition:\n box-shadow var(--pui-motion-out) var(--pui-ease-default),\n background-color var(--pui-motion-out) var(--pui-ease-default);\n }\n .frame:hover:not([data-disabled]) {\n transition-duration: 0ms;\n }\n .frame[data-state=\"open\"] {\n box-shadow: var(--m-field-edge-focus);\n }\n .frame:focus-within {\n transition: none;\n }\n .frame[data-disabled] {\n opacity: var(--pui-opacity-disabled);\n cursor: not-allowed;\n }\n .frame[data-readonly] {\n --m-field-bg: transparent;\n }\n .sm {\n --_field-height: var(--pui-control-height-sm);\n padding-inline: var(--pui-space-2);\n }\n .lg {\n --_field-height: var(--pui-control-height-lg);\n padding-inline: var(--pui-space-3);\n font-size: var(--pui-text-base);\n }\n .multiline {\n align-items: stretch;\n padding-block: var(--pui-space-2);\n }\n\n /* The control itself: borderless, it takes the frame's look. Focus shows on the frame, so the control's own ring is off\n (the frame's ring is the visible focus indicator, which is always present when the control has focus). */\n .control {\n flex: 1;\n min-width: 0;\n height: 100%;\n min-height: calc(var(--_field-height) - 2px);\n border: 0;\n outline: none;\n background: transparent;\n color: inherit;\n font: inherit;\n letter-spacing: inherit;\n padding: 0;\n }\n .control:focus-visible {\n outline: none;\n }\n .control::placeholder {\n color: var(--pui-ink-3);\n opacity: 1;\n }\n .control:disabled {\n cursor: not-allowed;\n }\n textarea.control {\n min-height: 0;\n resize: none;\n line-height: 1.5;\n field-sizing: content;\n }\n .adornment {\n display: inline-flex;\n align-items: center;\n flex-shrink: 0;\n color: var(--pui-ink-3);\n }\n .adornment :where(svg) {\n width: var(--pui-icon-md);\n height: var(--pui-icon-md);\n }\n}\n/* CSS-module composition only; visual rules stay in the component layer. */\n.frame {\n composes: m-field nest-corner from global;\n}\n"},{"path":"beamline/components/_shared/field.tsx","type":"registry:file","target":"src/ui/beamline/components/_shared/field.tsx","content":"\"use client\";\nimport { useMessages } from \"../../runtime/localization\";\nimport { english } from \"./messages\";\n\nimport {\n useEffect,\n useId,\n useRef,\n useState,\n type CSSProperties,\n type PointerEvent as ReactPointerEvent,\n type ReactNode,\n type Ref,\n type TransitionEvent,\n} from \"react\";\nimport { AlertCircle, CircleCheck } from \"lucide-react\";\nimport { Label } from \"../label/label\";\nimport { Spinner } from \"../spinner/spinner\";\nimport { cn } from \"../../lib/utils\";\nimport styles from \"./field.module.css\";\n\nexport type FieldSize = \"sm\" | \"md\" | \"lg\";\nexport type FieldClassNames = Partial<\n Record<\"root\" | \"label\" | \"frame\" | \"leading\" | \"trailing\" | \"description\" | \"error\" | \"success\" | \"aside\", string>\n>;\n\nexport interface FieldOptions {\n /** Visible label, also the accessible name. */\n label?: ReactNode;\n /** Keep the label for assistive tech only (dense rows, toolbars). */\n hideLabel?: boolean;\n /** One line of help under the control. */\n description?: ReactNode;\n /** The problem and its fix; replaces the description and marks the control invalid. */\n error?: ReactNode;\n /** The confirmation that the value works (\"@mira is available\"): replaces the description, with a check. */\n success?: ReactNode;\n required?: boolean;\n size?: FieldSize;\n}\n\n/** Ids and aria wiring for one field: the control gets these spread onto it. */\nexport function useFieldIds(\n id?: string,\n { description, error, success }: Pick = {},\n) {\n const auto = useId();\n const controlId = id ?? `field-${auto}`;\n // the line under the field is one of three, and the control points at whichever is there\n const descriptionId = (success || description) && !error ? `${controlId}-description` : undefined;\n const errorId = error ? `${controlId}-error` : undefined;\n return {\n controlId,\n descriptionId,\n errorId,\n aria: {\n id: controlId,\n \"aria-describedby\": [descriptionId, errorId].filter(Boolean).join(\" \") || undefined,\n \"aria-invalid\": error ? true : undefined,\n \"aria-errormessage\": errorId,\n },\n };\n}\n\n/** Label above (with an optional aside at the end of its row: a counter, a link), control frame, then the message. */\nexport function Field({\n label,\n hideLabel,\n description,\n error,\n success,\n required,\n controlId,\n descriptionId,\n errorId,\n aside,\n className,\n classNames,\n style,\n slot = \"field\",\n requiredOnControl,\n children,\n}: FieldOptions & {\n controlId: string;\n descriptionId?: string;\n errorId?: string;\n /** At the end of the label's row: a character count, \"Forgot password?\", \"Optional\". */\n aside?: ReactNode;\n className?: string;\n classNames?: FieldClassNames;\n style?: CSSProperties;\n slot?: string;\n /** The control carries `required` itself, so the label does not repeat it in the control's name. */\n requiredOnControl?: boolean;\n children: ReactNode;\n}) {\n const labelNode = label != null && (\n \n {label}\n \n );\n return (\n \n {aside != null ? (\n
\n {labelNode}\n \n {aside}\n \n
\n ) : (\n labelNode\n )}\n {children}\n \n \n );\n}\n\ntype Tone = \"error\" | \"success\" | \"description\";\ninterface Line {\n key: string;\n tone: Tone;\n content: ReactNode;\n}\nconst ICON = { error: AlertCircle, success: CircleCheck } as const;\n\n/**\n * The line under a field: its problem when there is one, else its confirmation, else its help. Shared by every field\n * and choice group. A change of line keeps its path: the new line grows in under the control while the old one folds\n * away above it, so what sits below glides instead of jumping, and a quick reversal turns around from where it is.\n * The leaving line is a still copy, hidden from assistive tech and inert; ids and aria point only at the line that is\n * there. It is gone when its fold ends, and by the clock as well: a line that leaves in the frame it arrived has no\n * fold to run, so no end is reported.\n */\nexport function FieldMessage({\n error,\n success,\n description,\n errorId,\n descriptionId,\n slot = \"field\",\n classNames,\n}: Pick & {\n errorId?: string;\n descriptionId?: string;\n /** The slot names' prefix: \"checkbox\" names the lines checkbox-error, checkbox-description. */\n slot?: string;\n classNames?: Pick;\n}) {\n const tone: Tone | null = error ? \"error\" : success ? \"success\" : description ? \"description\" : null;\n const content = error || success || description;\n // a new text is a new line (one problem replacing another also folds and grows); rich content changes in place\n const text = typeof content === \"string\" || typeof content === \"number\" ? String(content) : \"\";\n const current: Line | null = tone ? { key: `${tone}\\u0000${text}`, tone, content } : null;\n const [last, setLast] = useState(current);\n const [leaving, setLeaving] = useState(null);\n // the line a field is drawn with is simply there; only a change of line moves\n const [changed, setChanged] = useState(false);\n if ((last?.key ?? null) !== (current?.key ?? null)) {\n // the line that was there leaves (one at a time: a line already leaving is gone at once)\n setLeaving(last && last.key !== current?.key ? last : null);\n setLast(current);\n setChanged(true);\n }\n const box = useRef(null);\n useEffect(() => {\n if (!leaving) return;\n // the clock is the leaving line's own longest transition, read once as it starts to leave (the fold's end event\n // usually comes first), so a field resolves no motion tokens of its own\n const el = box.current?.querySelector(\"[data-leaving]\");\n const longest = el\n ? Math.max(\n 0,\n ...getComputedStyle(el)\n .transitionDuration.split(\",\")\n .map((t) => parseFloat(t) * (t.trim().endsWith(\"ms\") ? 1 : 1000) || 0),\n )\n : 0;\n const id = window.setTimeout(() => setLeaving((l) => (l === leaving ? null : l)), longest + 250);\n return () => window.clearTimeout(id);\n }, [leaving]);\n if (!current && !leaving) return null;\n const shown = leaving && leaving.key === current?.key ? null : leaving;\n const ids = { error: errorId, success: descriptionId, description: descriptionId };\n const line = (l: Line, gone: boolean) => {\n const Icon = l.tone === \"description\" ? null : ICON[l.tone];\n return (\n ) => {\n if (e.target === e.currentTarget && e.propertyName === \"grid-template-rows\") setLeaving(null);\n }\n : undefined\n }\n >\n
\n \n {Icon && }\n {l.content}\n

\n
\n \n );\n };\n return (\n
\n {shown && line(shown, true)}\n {current && line(current, false)}\n
\n );\n}\n\n/** What the end of a text field says about its work: a spinner while a value is checked, a drawn check when it works. */\nexport type FieldStatus = \"busy\" | \"success\";\n\n/** The frame a text-like control sits in; clicking anywhere on it focuses the control. */\nexport function FieldFrame({\n size = \"md\",\n invalid,\n disabled,\n readOnly,\n multiline,\n status,\n statusLabel: statusLabelProp,\n leading,\n trailing,\n className,\n classNames,\n children,\n onPointerDown,\n ref,\n}: {\n size?: FieldSize;\n invalid?: boolean;\n disabled?: boolean;\n readOnly?: boolean;\n multiline?: boolean;\n /** busy: a spinner at the end while the value is checked or saved; success: the ring closes into a check. */\n status?: FieldStatus;\n /** What the spinner says while busy (\"Checking\", \"Saving\"). */\n statusLabel?: string;\n leading?: ReactNode;\n trailing?: ReactNode;\n className?: string;\n classNames?: FieldClassNames;\n children: ReactNode;\n onPointerDown?: (e: ReactPointerEvent) => void;\n /** The frame itself, for a control that lays out by the frame's width (useWidthAs). */\n ref?: Ref;\n}) {\n const i18n = useMessages(\"_shared\", english);\n const statusLabel = statusLabelProp === undefined ? i18n(\"statusLabel\") : statusLabelProp;\n\n return (\n {\n onPointerDown?.(e);\n // a click on the frame's padding or an adornment that is not itself interactive focuses the control\n const t = e.target as HTMLElement;\n if (t === e.currentTarget || (t.closest(\"[data-adornment]\") && !t.closest(\"button, a, input, [role=button]\"))) {\n e.preventDefault();\n e.currentTarget.querySelector(\"input, textarea\")?.focus();\n }\n }}\n >\n {leading && (\n \n {leading}\n \n )}\n {children}\n {status && (\n // one ring for both: it spins while the value is checked and closes into the check when it works\n \n \n \n )}\n {trailing && (\n \n {trailing}\n \n )}\n \n );\n}\n\n/**\n * A character count for the label's row (Field `aside`): quiet (\"58/140\") and shown while the field has attention,\n * then always shown and in words as the limit nears (\"12 left\", \"Limit reached\", \"3 over\"), so it never competes with\n * the label at rest. Assistive tech hears it only when it crosses into those words, not at every key.\n */\nexport function FieldCount({\n length,\n max,\n near: nearAt,\n slot = \"field-count\",\n className,\n}: {\n length: number;\n max: number;\n /** How many left turns it into words: by default 10 % of the limit, at least 5 (characters); 1 suits a few tags. */\n near?: number;\n slot?: string;\n className?: string;\n}) {\n const i18n = useMessages(\"_shared\", english);\n const left = max - length;\n const near = left <= (nearAt ?? Math.max(5, Math.ceil(max * 0.1)));\n const state = left < 0 ? \"over\" : left === 0 ? \"full\" : near ? \"near\" : \"room\";\n const words =\n state === \"over\"\n ? i18n(\"fieldOver\", { count: -left })\n : state === \"full\"\n ? i18n(\"fieldFull\")\n : i18n(\"fieldLeft\", { count: left });\n return (\n \n {state === \"room\" ? `${i18n.number(length)}/${i18n.number(max)}` : words}\n \n {state === \"room\" ? \"\" : words}\n \n \n );\n}\n\n/** The class a native input or textarea needs inside a FieldFrame. */\nexport const fieldControlClass = styles.control;\n\n/** What a choice group (segmented control, radio cards) spreads onto its own root when it is a form field. */\nexport interface ChoiceFieldAria {\n \"aria-labelledby\": string;\n \"aria-describedby\"?: string;\n \"aria-invalid\"?: true;\n}\n\n/**\n * Whether a choice control (segmented control, radio cards, chip group) is laid out as a form field, its label shown\n * above like every field's: when asked (`field`), when it has a description, error or required mark, and whenever its\n * label is not hidden. A view switch or a quick filter passes `hideLabel`: its label stays for assistive tech only.\n * (Trials t16 and t19: agents wrote and the question never showed.)\n */\nexport function choiceIsField(\n field: boolean | undefined,\n label: ReactNode,\n hideLabel: boolean | undefined,\n marked: boolean,\n) {\n return field ?? (marked || (label != null && label !== \"\" && !hideLabel));\n}\n\n/**\n * A choice group as a form field: the visible label above (with the required marker), the group, then its help or its\n * problem — the same frame and message every text field has. Groups that name themselves only for assistive tech\n * (a view switch in a toolbar) do not use it.\n */\nexport function ChoiceField({\n slot,\n label,\n hideLabel,\n required,\n description,\n error,\n className,\n style,\n classNames,\n requiredOnControl,\n children,\n}: Omit & {\n slot: string;\n /** The group carries `aria-required` itself (a radiogroup), so the label does not repeat it in the group's name. */\n requiredOnControl?: boolean;\n className?: string;\n style?: CSSProperties;\n classNames?: Pick;\n children: (aria: ChoiceFieldAria) => ReactNode;\n}) {\n const auto = useId();\n const labelId = `choice-${auto}-label`;\n const messageId = error || description ? `choice-${auto}-message` : undefined;\n return (\n
\n \n {label}\n \n {children({\n \"aria-labelledby\": labelId,\n ...(messageId ? { \"aria-describedby\": messageId } : {}),\n ...(error ? { \"aria-invalid\": true as const } : {}),\n })}\n \n
\n );\n}\n"},{"path":"beamline/components/_shared/messages.ts","type":"registry:file","target":"src/ui/beamline/components/_shared/messages.ts","content":"import type { MessageDefinitions } from \"../../runtime/messages\";\n/** Built-in English copy for this helper only. */\nexport const english = {\n results: {\n one: \"{count} result\",\n other: \"{count} results\",\n },\n noMatch: \"No match for {query}\",\n fieldOver: \"{count} over\",\n fieldFull: \"Limit reached\",\n fieldLeft: \"{count} left\",\n foldMore: \"{list} and {count} more\",\n foldShow: \"Show {count} more {noun}: {list}\",\n statusLabel: \"Checking\",\n} satisfies MessageDefinitions;\n"},{"path":"beamline/components/label/label.tsx","type":"registry:file","target":"src/ui/beamline/components/label/label.tsx","content":"\"use client\";\n\nimport { useMessages } from \"../../runtime/localization\";\nimport { english as englishMessages } from \"./messages\";\nimport type { ComponentProps } from \"react\";\nimport * as RadixLabel from \"@radix-ui/react-label\";\nimport { cn } from \"../../lib/utils\";\n\nexport interface LabelProps extends ComponentProps {\n /** Shows the marker and announces \"required\". */\n required?: boolean;\n /** The control says \"required\" itself (a native required input, a radiogroup with aria-required): the label shows\n * the marker only, so the control's name stays the label's words and the state is announced once. */\n requiredOnControl?: boolean;\n}\n\n/** The text label tied to a form control. It dims with a disabled control next to it (peer) or inside it (group). */\nexport function Label({ required = false, requiredOnControl = false, className, children, ...props }: LabelProps) {\n const i18n = useMessages(\"label\", englishMessages);\n\n return (\n \n {children}\n {required && (\n <>\n \n *\n \n {!requiredOnControl && {i18n(\"required\")}}\n \n )}\n \n );\n}\n\nexport default Label;\n"},{"path":"beamline/components/label/messages.ts","type":"registry:file","target":"src/ui/beamline/components/label/messages.ts","content":"import type { MessageDefinitions } from \"../../runtime/messages\";\n/** Built-in English copy; stable keys are the public translation API. */\nexport const english = {\n required: \"required\",\n} satisfies MessageDefinitions;\n"},{"path":"beamline/components/radio-cards/radio-cards.module.css","type":"registry:file","target":"src/ui/beamline/components/radio-cards/radio-cards.module.css","content":"@layer properties, theme, base, components, utilities;\n@layer components {\n /* Radio cards: raised option cards (the control role) with one accent ring that slides to the chosen card. */\n /* the grid takes the columns its room allows (radio-cards.tsx arranges: one row, a balanced grid, or a list) */\n .group {\n position: relative;\n display: grid;\n grid-template-columns: repeat(auto-fit, minmax(min(var(--pui-radio-cards-card-width, 180px), 100%), 1fr));\n gap: var(--pui-space-2);\n }\n .group[data-columns] {\n grid-template-columns: repeat(var(--_cols), minmax(0, 1fr));\n }\n .list {\n grid-template-columns: 1fr;\n }\n .row {\n display: flex;\n flex-wrap: nowrap;\n overflow-x: auto;\n /* Keep a full focus outline inside the scroller without changing the cards' layout footprint. */\n margin: calc(var(--pui-space-1) * -1);\n padding: var(--pui-space-1);\n }\n .row .card {\n flex: 0 0 var(--pui-radio-cards-card-width, 180px);\n }\n /* placed and moved by glide (utilities.css), on both axes: it stretches toward the chosen card and gathers there */\n .ring {\n position: absolute;\n z-index: 1;\n border-radius: var(--pui-radius-card);\n box-shadow: inset 0 0 0 1.5px var(--pui-accent);\n pointer-events: none;\n }\n /* the ring before it is first placed (a page drawn on a server): the chosen card wears it */\n .placing::after {\n content: \"\";\n position: absolute;\n inset: 0;\n z-index: 1;\n border-radius: inherit;\n box-shadow: inset 0 0 0 1.5px var(--pui-accent);\n pointer-events: none;\n }\n .card {\n position: relative;\n display: flex;\n flex-direction: column;\n min-width: 0;\n gap: var(--pui-space-3);\n padding: var(--pui-space-3);\n border-radius: var(--pui-radius-card);\n text-align: start;\n transition: var(--m-transition);\n }\n .card:hover {\n transition-duration: 0ms;\n }\n /* a wide thing presses shallower than a small one: a third of the small-control depth, at once */\n .card:active:not(:disabled) {\n scale: calc(1 - (1 - var(--pui-press-scale)) / 3);\n transition-duration: 0ms;\n }\n .card:disabled {\n opacity: var(--pui-opacity-disabled);\n pointer-events: none;\n }\n .list .card {\n flex-direction: row;\n align-items: center;\n }\n .media {\n display: block;\n width: 100%;\n aspect-ratio: 16 / 9;\n flex-shrink: 0;\n overflow: hidden;\n border-radius: var(--pui-radius-control);\n }\n .media :where(img, video, canvas) {\n display: block;\n width: 100%;\n height: 100%;\n object-fit: cover;\n }\n .head {\n display: flex;\n width: 100%;\n align-items: flex-start;\n gap: var(--pui-space-3);\n }\n .list .media {\n width: min(32%, 120px);\n }\n .list .head {\n flex: 1;\n min-width: 0;\n align-items: center;\n }\n .icon {\n display: grid;\n width: 32px;\n height: 32px;\n flex-shrink: 0;\n place-items: center;\n /* nested in the card: the chip radius, or the card radius minus the padding when that is rounder (roundness 200%) */\n --_r: max(0px, var(--pui-radius-card) - var(--pui-space-3) - var(--pui-radius-chip));\n border-radius: calc(var(--pui-radius-chip) + var(--_r));\n background: var(--pui-hover-2);\n color: var(--pui-ink-2);\n }\n .icon :where(svg) {\n width: var(--pui-icon-md);\n height: var(--pui-icon-md);\n }\n .text {\n display: grid;\n min-width: 0;\n flex: 1;\n gap: var(--pui-space-0-5);\n }\n .label {\n color: var(--pui-ink);\n font-size: var(--pui-text-base);\n font-weight: var(--pui-weight-medium);\n }\n .detail {\n color: var(--pui-ink-3);\n font-size: var(--pui-text-xs);\n line-height: 1.375;\n }\n /* the radio mark is RadioGroup's own: the toggle role's well, filled with a dot when chosen */\n .mark {\n --m-color: var(--pui-control-on);\n --m-toggle-off: var(--pui-field);\n --m-toggle-off-hover: var(--pui-field);\n --m-toggle-ring: var(--pui-edge-control);\n --m-toggle-ring-hover: color-mix(in oklab, var(--pui-edge-control) 60%, var(--pui-ink));\n display: grid;\n width: 16px;\n height: 16px;\n flex-shrink: 0;\n place-items: center;\n border-radius: 50%;\n transition: var(--m-transition);\n }\n .card:hover .mark {\n --m-toggle-ring: var(--m-toggle-ring-hover);\n transition-duration: 0ms;\n }\n .mark[data-state=\"checked\"]::after {\n content: \"\";\n width: 6px;\n height: 6px;\n border-radius: 50%;\n background: var(--pui-control-glyph);\n animation: mark-in var(--pui-duration-fast) var(--pui-ease-enter);\n }\n @keyframes mark-in {\n from {\n scale: 0.2;\n }\n }\n /* the figure people compare (a price, a size) closes the card under a seam, in the body face with even digits */\n .figure {\n margin-top: auto;\n padding-top: var(--pui-space-2-5);\n border-top: 1px solid var(--pui-line-soft);\n color: var(--pui-ink);\n font-size: var(--pui-text-base);\n font-weight: var(--pui-weight-medium);\n font-variant-numeric: tabular-nums;\n }\n /* in a row the figure stays whole on one line (\"$24 / seat\"); the detail beside it gives way instead */\n .list .figure {\n margin-top: 0;\n padding-top: 0;\n border-top: 0;\n margin-inline-start: auto;\n font-size: var(--pui-text-sm);\n white-space: nowrap;\n }\n}\n/* CSS-module composition only; visual rules stay in the component layer. */\n.ring {\n composes: glide glide-2d from global;\n}\n.card {\n composes: m-control from global;\n}\n.mark {\n composes: m-toggle from global;\n}\n"},{"path":"beamline/components/radio-cards/radio-cards.tsx","type":"registry:file","target":"src/ui/beamline/components/radio-cards/radio-cards.tsx","content":"\"use client\";\n\nimport { useDeprecatedProp } from \"../../hooks/use-deprecated-prop\";\n\nimport { useState, type CSSProperties, type ReactNode, type Ref } from \"react\";\nimport { useComposedRef } from \"../../hooks/use-composed-ref\";\nimport * as RadioGroup from \"@radix-ui/react-radio-group\";\nimport { useWidthAs } from \"../../hooks/use-content-width\";\nimport { glideProps, useIndicator } from \"../../hooks/use-indicator\";\nimport { cn } from \"../../lib/utils\";\nimport { ChoiceField, choiceIsField, type ChoiceFieldAria } from \"../_shared/field\";\nimport styles from \"./radio-cards.module.css\";\n\nexport interface RadioCard {\n /** Value represented by this item. Required. */\n value: string;\n /** Text displayed for this item. Required. */\n label: ReactNode;\n /** One or two lines under the label. */\n detail?: ReactNode;\n /** The figure people compare: a price, a size. */\n figure?: ReactNode;\n /** An image or other preview. Keep interactive controls outside the radio card. */\n media?: ReactNode;\n /** Icon element displayed with this item. Omitted by default. */\n icon?: ReactNode;\n /** Whether this option is unavailable for selection. Omitted by default. */\n disabled?: boolean;\n}\n\nexport type RadioCardsLayout = \"grid\" | \"stacked\" | \"row\";\n\n/** How a grid of cards uses its room: all in one row, a balanced grid, or rows of a list when cards side by side would\n * be a single column of tall cards (or three cards would leave one alone on a second line). */\nfunction arrange(\n width: number,\n cards: number,\n card: number,\n gap: number,\n): { kind: \"row\" | \"grid\" | \"list\"; cols: number } {\n const fit = Math.max(1, Math.floor((width + gap) / (card + gap)));\n if (fit >= cards) return { kind: \"row\", cols: cards };\n if (fit < 2) return { kind: \"list\", cols: 1 };\n const rows = Math.ceil(cards / fit);\n const cols = Math.ceil(cards / rows);\n if (cards <= 3 && cards % cols === 1) return { kind: \"list\", cols: 1 };\n return { kind: \"grid\", cols };\n}\nexport type RadioCardsClassNames = Partial<\n Record<\n | \"root\"\n | \"item\"\n | \"media\"\n | \"head\"\n | \"icon\"\n | \"text\"\n | \"label\"\n | \"detail\"\n | \"mark\"\n | \"figure\"\n | \"ring\"\n | \"field\"\n | \"fieldLabel\"\n | \"description\"\n | \"error\",\n string\n >\n>;\n\nexport interface RadioCardsProps {\n /** Stable choices with optional media, detail, figure and icon. */\n cards: RadioCard[];\n /** Controlled value of the chosen card; omit to use defaultValue. */\n value?: string;\n /** Initial value of the chosen card when uncontrolled. Defaults to no selected card. */\n defaultValue?: string;\n /** Reports value of the chosen card after an edit; no callback by default. */\n onValueChange?: (value: string) => void;\n /** Stack the cards as rows instead of setting them side by side. */\n stacked?: boolean;\n /** Grid by default; row keeps one nonwrapping horizontal row. Overrides the stacked shorthand. */\n layout?: RadioCardsLayout;\n /** Grid minimum or row card width, in px. Defaults to inherited --pui-radio-cards-card-width, then 180. */\n cardWidth?: number;\n /** The group's name or question (e.g. \"Plan\"), shown above it like every field's label; `hideLabel` keeps it for\n * assistive tech only. */\n label: string;\n /** Lay it out as a form field (label above, description or error below). On unless the label is hidden and there is\n * no description, error or required mark. */\n field?: boolean;\n /** Shows the label visually while keeping its accessible name; defaults to true. Takes precedence over hideLabel. */\n showLabel?: boolean;\n /** Hides the label; defaults to false. @deprecated Use showLabel={false} instead. */\n hideLabel?: boolean;\n /** One line of help under the cards (makes it a field). */\n description?: ReactNode;\n /** The problem and its fix, e.g. a required choice not made (makes it a field and marks the group invalid). */\n error?: ReactNode;\n /** Field name used in native form submission. Defaults to no form field name. */\n name?: string;\n /** Marks the field as required for form submission. Defaults to false. */\n required?: boolean;\n /** Prevents interaction with the control. Defaults to false. */\n disabled?: boolean;\n /** Classes on the documented visual root; no override by default. */\n className?: string;\n /** Classes for the documented visual parts; keyboard behavior and measured ring remain owned by the control. */\n classNames?: RadioCardsClassNames;\n /** Inline styles on the documented visual root; no inline overrides by default. */\n style?: CSSProperties;\n /** Receives the radio group, preserving its measurement and selection refs; omitted by default. */\n ref?: Ref;\n}\n\n/**\n * One choice among a few rich options: plans, regions, instance sizes. A single selection ring slides to the chosen\n * card; arrows move and choose, like any radio group.\n */\nexport function RadioCards({\n cards,\n value,\n defaultValue,\n onValueChange,\n stacked = false,\n layout: layoutProp,\n cardWidth,\n label,\n field,\n hideLabel: hideLabelProp,\n showLabel,\n description,\n error,\n name,\n required,\n disabled,\n className,\n classNames,\n style,\n ref,\n}: RadioCardsProps) {\n useDeprecatedProp(\"RadioCards\", \"hideLabel\", \"showLabel={false}\", hideLabelProp !== undefined);\n const hideLabel = showLabel === undefined ? hideLabelProp : !showLabel;\n const layout = layoutProp ?? (stacked ? \"stacked\" : \"grid\");\n const [current, setCurrent] = useState(value ?? defaultValue ?? null);\n const chosen = value !== undefined ? value : current;\n const [group, ring] = useIndicator(\n \"[role=radio][data-state=checked]\",\n `${chosen}:${layout}:${cards.length}`,\n );\n const attach = useComposedRef(group, ref);\n // a grid answers to its room: the card width (prop, inherited token, or 180) and the gap are read from the group\n const fitted = useWidthAs(\n group,\n (w) => {\n const el = group.current;\n const cs = el ? getComputedStyle(el) : null;\n const card = cardWidth ?? (parseFloat(cs?.getPropertyValue(\"--pui-radio-cards-card-width\") ?? \"\") || 180);\n const gap = parseFloat(cs?.columnGap ?? \"\") || 8;\n const a = arrange(w, cards.length, card, gap);\n return `${a.kind}:${a.cols}`;\n },\n // before it is measured (a page drawn on a server) the grid's own CSS fits the cards to the room\n \"grid:\",\n // a different number of cards or card width is a different question\n `${cards.length}:${cardWidth ?? \"\"}`,\n );\n const [arrangement, cols] = fitted.split(\":\") as [\"row\" | \"grid\" | \"list\", string];\n const listed = layout === \"stacked\" || (layout === \"grid\" && arrangement === \"list\");\n const geometry =\n cardWidth === undefined ? undefined : ({ \"--pui-radio-cards-card-width\": `${cardWidth}px` } as CSSProperties);\n const asField = choiceIsField(field, label, hideLabel, description != null || error != null || !!required);\n const control = (aria?: ChoiceFieldAria) => (\n {\n setCurrent(v);\n onValueChange?.(v);\n }}\n name={name}\n required={required}\n disabled={disabled}\n aria-label={aria ? undefined : label}\n {...aria}\n className={cn(\n styles.group,\n listed && styles.list,\n layout === \"row\" && styles.row,\n classNames?.root,\n !asField && className,\n )}\n style={{\n ...geometry,\n ...(layout === \"grid\" && !listed && cols ? ({ \"--_cols\": cols } as CSSProperties) : null),\n ...(asField ? null : style),\n }}\n >\n {ring && (\n \n )}\n {cards.map((o) => (\n \n {o.media != null && (\n \n {o.media}\n \n )}\n \n {o.icon && (\n \n {o.icon}\n \n )}\n \n \n {o.label}\n \n {o.detail && (\n \n {o.detail}\n \n )}\n \n \n \n {o.figure && (\n \n {o.figure}\n \n )}\n \n ))}\n \n );\n if (!asField) return control();\n return (\n \n {control}\n \n );\n}\n\nexport default RadioCards;\n"},{"path":"beamline/components/spinner/defaults.ts","type":"registry:file","target":"src/ui/beamline/components/spinner/defaults.ts","content":"/** Pure allowed presentation defaults for Spinner; no component or runtime imports. */\nexport interface SpinnerDefaults {\n /** Shared size setting; omit to inherit the surrounding scope or the component default. */\n size?: \"sm\" | \"md\" | \"lg\";\n}\n"},{"path":"beamline/components/spinner/messages.ts","type":"registry:file","target":"src/ui/beamline/components/spinner/messages.ts","content":"import type { MessageDefinitions } from \"../../runtime/messages\";\n/** Built-in English copy; stable keys are the public translation API. */\nexport const english = {\n label: \"Loading\",\n done: \"Done\",\n error: \"Failed\",\n} satisfies MessageDefinitions;\n"},{"path":"beamline/components/spinner/spinner.module.css","type":"registry:file","target":"src/ui/beamline/components/spinner/spinner.module.css","content":"@layer properties, theme, base, components, utilities;\n@layer components {\n /* With a delay the ring waits unseen and then fades in, so quick work never flashes it; the result (a check or a\n cross) always shows at once. */\n .root[data-delay] {\n animation: appear var(--pui-fade-in) var(--pui-ease-default) var(--_delay) both;\n }\n @keyframes appear {\n from {\n opacity: 0;\n }\n }\n /* The turn runs on the compositor (a CSS animation on the svg box) and costs no JS per frame. When the work ends the\n arc closes into a full ring over the standard duration, so stopping the turn is invisible, and the check or cross\n draws itself a beat later. All timing comes from the motion tokens; the loop period follows --pui-motion-scale. */\n .svg[data-state=\"loading\"] {\n animation: turn calc(0.8s * var(--pui-motion-scale, 1) * var(--pui-motion-look, 1)) linear infinite;\n }\n .track {\n stroke-opacity: 0.18;\n }\n .arc {\n stroke-dasharray: 0.3 1;\n transition: stroke-dasharray var(--pui-duration-standard) var(--pui-ease-enter);\n }\n .svg:not([data-state=\"loading\"]) .arc {\n stroke-dasharray: 1 1;\n }\n .mark {\n stroke-dasharray: 1 1;\n animation: draw var(--pui-duration-standard) var(--pui-ease-enter) var(--pui-duration-fast) both;\n }\n @keyframes turn {\n to {\n transform: rotate(1turn);\n }\n }\n @keyframes draw {\n from {\n stroke-dashoffset: 1;\n }\n to {\n stroke-dashoffset: 0;\n }\n }\n .svg[data-paused] {\n animation-play-state: paused;\n }\n .svg[data-reduced],\n .svg[data-reduced] .mark {\n animation: none;\n }\n /* Reduction retains the loading/result shape without a decorative loop. */\n @media (prefers-reduced-motion: reduce) {\n .svg[data-state=\"loading\"],\n .mark {\n animation: none;\n }\n }\n}\n"},{"path":"beamline/components/spinner/spinner.tsx","type":"registry:file","target":"src/ui/beamline/components/spinner/spinner.tsx","content":"\"use client\";\n\nimport { useMessages } from \"../../runtime/localization\";\nimport { english as englishMessages } from \"./messages\";\nimport { useComponentDefaults } from \"../../runtime/appearance\";\nimport type { SpinnerDefaults } from \"./defaults\";\nexport type { SpinnerDefaults } from \"./defaults\";\n\nimport { useRef, type CSSProperties, type Ref } from \"react\";\nimport { useComposedRef } from \"../../hooks/use-composed-ref\";\nimport { useActive } from \"../../hooks/use-active\";\nimport { useMotionTokens } from \"../../hooks/use-motion-tokens\";\nimport { useReducedMotionSafe } from \"../../hooks/use-reduced-motion-safe\";\nimport { cn } from \"../../lib/utils\";\nimport styles from \"./spinner.module.css\";\n\nexport interface SpinnerClassNames {\n /** Classes for the root part; no override by default. */\n root?: string;\n /** Classes for the svg part; no override by default. */\n svg?: string;\n /** Classes for the track part; no override by default. */\n track?: string;\n /** Classes for the arc part; no override by default. */\n arc?: string;\n /** Classes for the mark part; no override by default. */\n mark?: string;\n}\n\nexport interface SpinnerProps {\n /** `success` draws a check out of the ring, `error` a cross; both stop spinning. */\n state?: \"loading\" | \"success\" | \"error\";\n /** Control size within the supported size steps. Defaults to \"md\". */\n size?: \"sm\" | \"md\" | \"lg\";\n /** Accessible name while loading. */\n label?: string;\n /** ms to wait before it shows: work that ends sooner never flashes a spinner (about 300 is a good start). Default 0. */\n delay?: number;\n /** Classes on the documented visual root; no override by default. */\n className?: string;\n /** Receives the documented root element; no ref by default. */\n ref?: Ref;\n /** Inline styles on the documented visual root; no inline overrides by default. */\n style?: CSSProperties;\n /** Classes for the named visual parts; no part overrides by default. */\n classNames?: SpinnerClassNames;\n}\n\n/** Icon box from the foundation icon steps (§14.2): sm 14, md 16, lg 20. */\nconst PX = { sm: \"var(--pui-icon-sm)\", md: \"var(--pui-icon-md)\", lg: \"var(--pui-icon-lg)\" } as const;\n\n/**\n * A ring that spins while work runs and closes into a drawn check (or cross) when it ends — the result is a shape as\n * well as a colour. With reduced motion the loading ring holds still.\n */\nexport function Spinner({\n state = \"loading\",\n size: sizeProp,\n label: labelProp,\n delay = 0,\n className,\n classNames,\n style,\n ref,\n}: SpinnerProps) {\n const i18n = useMessages(\"spinner\", englishMessages);\n const label = labelProp === undefined ? i18n(\"label\") : labelProp;\n\n const scopeDefaults = useComponentDefaults(\"spinner\", [\"size\"]);\n const size = sizeProp ?? scopeDefaults.size ?? \"md\";\n const host = useRef(null);\n const attach = useComposedRef(host, ref);\n const active = useActive(host);\n const tokens = useMotionTokens(host);\n const managedReduced = useReducedMotionSafe();\n const reduced = tokens.reduced || managedReduced;\n\n const box = PX[size];\n const done = state !== \"loading\";\n const tone = state === \"success\" ? \"text-green\" : state === \"error\" ? \"text-red\" : \"text-ink-2\";\n return (\n 0 && state === \"loading\" ? \"\" : undefined}\n role={done ? \"img\" : \"status\"}\n aria-label={state === \"success\" ? i18n(\"done\") : state === \"error\" ? i18n(\"error\") : label}\n className={cn(styles.root, \"relative inline-grid shrink-0 place-items-center\", tone, classNames?.root, className)}\n style={{ width: box, height: box, \"--_delay\": `${delay}ms`, ...style } as CSSProperties}\n >\n \n \n \n {state === \"success\" && (\n \n )}\n {state === \"error\" && (\n \n )}\n \n \n );\n}\n\nexport default Spinner;\n"},{"path":"beamline/hooks/use-active.ts","type":"registry:file","target":"src/ui/beamline/hooks/use-active.ts","content":"\"use client\";\n\nimport { useContext, useEffect, useState, type RefObject } from \"react\";\n\nimport { ActivityContext } from \"../runtime/activity\";\n\n/**\n * Whether an animated element should be doing work: it is (nearly) on screen and the tab is visible. Every\n * continuously animated component gates its loop, shader or CSS animation on this, so an effect scrolled out of view,\n * behind another tab, or in a collapsed panel costs nothing. One IntersectionObserver per element; no polling.\n */\nexport function useActive(\n ref: RefObject,\n {\n margin = \"120px\",\n key,\n idle = true,\n }: {\n margin?: string;\n /** Re-attach when this changes (an element that mounts later). */\n key?: unknown;\n /** Pause continuous work at the host idle boundary. Finite sequences set false so they finish. */\n idle?: boolean;\n } = {},\n) {\n const active = useContext(ActivityContext);\n const [inView, setInView] = useState(false);\n const [visible, setVisible] = useState(\n () => typeof document === \"undefined\" || document.visibilityState === \"visible\",\n );\n useEffect(() => {\n const el = ref.current;\n if (!el || typeof IntersectionObserver === \"undefined\") {\n setInView(true);\n return;\n }\n const io = new IntersectionObserver(([e]) => setInView(e.isIntersecting), { rootMargin: margin });\n io.observe(el);\n return () => io.disconnect();\n }, [ref, margin, key]);\n useEffect(() => {\n const on = () => setVisible(document.visibilityState === \"visible\");\n document.addEventListener(\"visibilitychange\", on);\n return () => document.removeEventListener(\"visibilitychange\", on);\n }, []);\n return (!idle || active) && inView && visible;\n}\n"},{"path":"beamline/hooks/use-composed-ref.ts","type":"registry:file","target":"src/ui/beamline/hooks/use-composed-ref.ts","content":"\"use client\";\n\nimport { useCallback, type Ref, type RefObject } from \"react\";\n\n/** Keep a control's measurement/focus ref and the caller's ref, including React 19 callback cleanup. */\nexport function useComposedRef(internal: RefObject, external?: Ref) {\n return useCallback(\n (node: T | null) => {\n internal.current = node;\n if (typeof external === \"function\") {\n const cleanup = external(node);\n if (typeof cleanup === \"function\")\n return () => {\n internal.current = null;\n cleanup();\n };\n } else if (external) external.current = node;\n },\n [internal, external],\n );\n}\n"},{"path":"beamline/hooks/use-content-width.ts","type":"registry:file","target":"src/ui/beamline/hooks/use-content-width.ts","content":"\"use client\";\n\nimport { useLayoutEffect, useRef, useState, type RefObject } from \"react\";\n\nconst same = (width: number) => width;\n\n/**\n * The width of an element's content box, kept current with a ResizeObserver. It is first read in a layout effect, so\n * a layout chosen by width (a narrow mode, a chart's scale) is right in the first frame instead of jumping a frame\n * later. `fallback` stands in on the server and until the element exists; `key` re-measures when the element is\n * replaced (one that exists only in one view).\n */\nexport function useContentWidth(ref: RefObject, fallback: number, key?: unknown): number {\n return useWidthAs(ref, same, fallback, key);\n}\n\n/**\n * The same width, kept as what a part needs from it (`(w) => w < 640` for a narrow mode): the part renders again only\n * when that changes, not at every pixel.\n */\nexport function useWidthAs(\n ref: RefObject,\n read: (width: number) => T,\n fallback: T,\n key?: unknown,\n): T {\n const [value, setValue] = useState(fallback);\n const latest = useRef(read);\n latest.current = read;\n useLayoutEffect(() => {\n const el = ref.current;\n if (!el) return;\n // the computed width is fractional and ignores transforms, like the observer's content box\n const s = getComputedStyle(el);\n const edges = [\"paddingLeft\", \"paddingRight\", \"borderLeftWidth\", \"borderRightWidth\"] as const;\n const box = parseFloat(s.width);\n const outer = Number.isFinite(box) ? box : el.offsetWidth;\n const inner =\n Number.isFinite(box) && s.boxSizing !== \"border-box\" ? 0 : edges.reduce((w, k) => w + parseFloat(s[k]), 0);\n setValue(latest.current(outer - inner));\n if (typeof ResizeObserver === \"undefined\") return;\n const ro = new ResizeObserver(([e]) => setValue(latest.current(e.contentRect.width)));\n ro.observe(el);\n return () => ro.disconnect();\n }, [ref, key]);\n return value;\n}\n\n/**\n * The height of an element's content box, kept current like `useContentWidth`: for parts that lay out at whatever\n * height their parent gives them (a chart, a map or a book that fills its panel). Read in a layout effect, so the first\n * frame is right; with `enabled` false nothing is measured and the fallback stands.\n */\nexport function useContentHeight(\n ref: RefObject,\n fallback: number,\n key?: unknown,\n enabled = true,\n): number {\n const [value, setValue] = useState(fallback);\n useLayoutEffect(() => {\n const el = ref.current;\n if (!enabled || !el) return;\n const s = getComputedStyle(el);\n setValue(el.clientHeight - (parseFloat(s.paddingTop) || 0) - (parseFloat(s.paddingBottom) || 0));\n if (typeof ResizeObserver === \"undefined\") return;\n const ro = new ResizeObserver(([e]) => setValue(e.contentRect.height));\n ro.observe(el);\n return () => ro.disconnect();\n }, [ref, key, enabled]);\n return enabled ? value : fallback;\n}\n"},{"path":"beamline/hooks/use-deprecated-prop.ts","type":"registry:file","target":"src/ui/beamline/hooks/use-deprecated-prop.ts","content":"\"use client\";\n\nimport { useEffect } from \"react\";\n\n// Bundlers replace NODE_ENV for browser builds; this declaration emits no Node dependency.\ndeclare const process: { env: { NODE_ENV?: string } };\n\nconst warned = new Set();\n\n/** Report a legacy prop once after mount in development; production and server renders stay silent. */\nexport function useDeprecatedProp(component: string, prop: string, replacement: string, supplied: boolean) {\n useEffect(() => {\n if (process.env.NODE_ENV !== \"development\" || !supplied) return;\n const key = `${component}.${prop}`;\n if (warned.has(key)) return;\n warned.add(key);\n console.warn(`[Beamline] ${key} is deprecated. Use ${replacement} instead; the legacy prop still works.`);\n }, [component, prop, replacement, supplied]);\n}\n"},{"path":"beamline/hooks/use-indicator.ts","type":"registry:file","target":"src/ui/beamline/hooks/use-indicator.ts","content":"\"use client\";\n\nimport { APPEARANCE_EVENT } from \"../lib/motion-tokens\";\nimport { useLayoutEffect, useRef, useState, type CSSProperties, type RefObject } from \"react\";\n\nexport interface IndicatorBox {\n x: number;\n y: number;\n w: number;\n h: number;\n /** False on the first placement, so the indicator appears in place instead of sliding in from the corner. */\n ready: boolean;\n /** Which way the last move went on each axis (-1 left or up, 1 right or down, 0 still), for the edge that leads. */\n dx: -1 | 0 | 1;\n dy: -1 | 0 | 1;\n /** choice: a selection changed; layout: the same choice moved because the page reflowed (a resize, a font, a\n * type scale). A surface may travel for a choice and should simply be there after a reflow. */\n cause: \"choice\" | \"layout\";\n}\n\ntype Box = Pick;\nconst same = (a: IndicatorBox | null, b: Box) => a !== null && a.x === b.x && a.y === b.y && a.w === b.w && a.h === b.h;\n\n/**\n * Follows the chosen item inside a container: the thumb of a segmented control, the pill or line of tabs, the ring of\n * radio cards. Returns a ref for the container and the box of the first element matching `selector` in it, relative\n * to the container (null when nothing matches). It measures before paint whenever `key` changes, and again when the\n * container resizes or a selection attribute changes inside it (for parts whose choice lives in a library, like tabs).\n */\nexport function useIndicator(\n selector: string,\n key?: unknown,\n onPlace?: (item: HTMLElement, container: T) => void,\n /** offset (default): the item's offset box, for items whose offset parent is the container. rect: measured on screen\n * relative to the container, for items nested in positioned cells (a calendar day in its table cell). */\n measure: \"offset\" | \"rect\" = \"offset\",\n): [RefObject, IndicatorBox | null] {\n const ref = useRef(null);\n const [box, setBox] = useState(null);\n const placed = useRef(onPlace);\n useLayoutEffect(() => {\n placed.current = onPlace;\n });\n useLayoutEffect(() => {\n const container = ref.current;\n if (!container) return;\n const place = (cause: IndicatorBox[\"cause\"] = \"choice\") => {\n const item = container.querySelector(selector);\n if (!item) {\n setBox(null);\n return;\n }\n let next = { x: item.offsetLeft, y: item.offsetTop, w: item.offsetWidth, h: item.offsetHeight };\n if (measure === \"rect\") {\n const a = item.getBoundingClientRect();\n const c = container.getBoundingClientRect();\n next = {\n x: Math.round(a.left - c.left - container.clientLeft + container.scrollLeft),\n y: Math.round(a.top - c.top - container.clientTop + container.scrollTop),\n w: item.offsetWidth,\n h: item.offsetHeight,\n };\n }\n setBox((b) =>\n same(b, next)\n ? b\n : {\n ...next,\n cause,\n ready: b !== null,\n dx: b ? (Math.sign(next.x - b.x) as IndicatorBox[\"dx\"]) : 0,\n dy: b ? (Math.sign(next.y - b.y) as IndicatorBox[\"dy\"]) : 0,\n },\n );\n placed.current?.(item, container);\n };\n const resizes = typeof ResizeObserver === \"undefined\" ? null : new ResizeObserver(() => place(\"layout\"));\n resizes?.observe(container);\n const observed = new Set();\n const observeItems = () => {\n // A full-width fixed-height list can stay the same size while its tabs/radio choices grow with type or labels.\n // Ignore the decorative indicator itself, whose own dimensions are the output of this measurement.\n const items = new Set([...container.children].filter((child) => child.getAttribute(\"aria-hidden\") !== \"true\"));\n for (const old of observed)\n if (!items.has(old)) {\n resizes?.unobserve(old);\n observed.delete(old);\n }\n for (const item of items)\n if (!observed.has(item)) {\n resizes?.observe(item);\n observed.add(item);\n }\n };\n observeItems();\n place();\n const mutations = new MutationObserver(() => {\n observeItems();\n place(\"choice\");\n });\n mutations.observe(container, {\n subtree: true,\n childList: true,\n attributes: true,\n attributeFilter: [\"data-state\", \"aria-checked\", \"aria-selected\", \"aria-current\", \"data-active\", \"data-open\"],\n });\n const reflow = () => place(\"layout\");\n container.ownerDocument.addEventListener(APPEARANCE_EVENT, reflow);\n container.ownerDocument.fonts?.addEventListener(\"loadingdone\", reflow);\n return () => {\n mutations.disconnect();\n resizes?.disconnect();\n container.ownerDocument.removeEventListener(APPEARANCE_EVENT, reflow);\n container.ownerDocument.fonts?.removeEventListener(\"loadingdone\", reflow);\n };\n }, [selector, key, measure]);\n return [ref, box];\n}\n\n/** The box as custom properties, for a stylesheet to place the indicator with: --pui-indicator-x/-y/-w/-h, and its\n * four edges --pui-glide-l/-r/-t/-b, which the `glide` class moves one at a time. */\nexport function indicatorStyle(box: IndicatorBox): CSSProperties {\n return {\n \"--pui-indicator-x\": `${box.x}px`,\n \"--pui-indicator-y\": `${box.y}px`,\n \"--pui-indicator-w\": `${box.w}px`,\n \"--pui-indicator-h\": `${box.h}px`,\n \"--pui-glide-l\": `${box.x}px`,\n \"--pui-glide-r\": `${box.x + box.w}px`,\n \"--pui-glide-t\": `${box.y}px`,\n \"--pui-glide-b\": `${box.y + box.h}px`,\n } as CSSProperties;\n}\n\nconst AXIS = { x: [\"left\", undefined, \"right\"], y: [\"up\", undefined, \"down\"] } as const;\n\n/** Everything an indicator wearing the `glide` class needs (utilities.css): its place, whether it may move yet, and\n * which way it is going, so the edge on that side leads and the other follows: it stretches toward the new choice and\n * gathers there. */\nexport function glideProps(box: IndicatorBox) {\n return {\n style: indicatorStyle(box),\n \"data-ready\": box.ready ? \"\" : undefined,\n \"data-glide-x\": AXIS.x[box.dx + 1],\n \"data-glide-y\": AXIS.y[box.dy + 1],\n };\n}\n"},{"path":"beamline/hooks/use-media-query.ts","type":"registry:file","target":"src/ui/beamline/hooks/use-media-query.ts","content":"\"use client\";\n\nimport { useSyncExternalStore } from \"react\";\n\n// one MediaQueryList per query: React reads the snapshot on every render, and a part that renders thirty times a\n// second (a playing audio player's clock) would otherwise ask the browser for a new list each time\nconst lists = new Map();\nconst list = (query: string) => {\n if (typeof window === \"undefined\" || typeof window.matchMedia !== \"function\") return undefined;\n let m = lists.get(query);\n if (!m) lists.set(query, (m = window.matchMedia(query)));\n return m;\n};\n\n/** True while the media query matches; false on the server and in the first client render of SSR output. */\nexport function useMediaQuery(query: string): boolean {\n return useSyncExternalStore(\n (notify) => {\n const m = list(query);\n m?.addEventListener(\"change\", notify);\n return () => m?.removeEventListener(\"change\", notify);\n },\n () => list(query)?.matches ?? false,\n () => false,\n );\n}\n\n/** Phone-width layouts: below 768px. */\nexport const usePhone = () => useMediaQuery(\"(max-width: 767px)\");\n"},{"path":"beamline/hooks/use-motion-tokens.ts","type":"registry:file","target":"src/ui/beamline/hooks/use-motion-tokens.ts","content":"\"use client\";\n\nimport { useMemo, type RefObject } from \"react\";\nimport { useAppearanceRoot } from \"../runtime/appearance\";\nimport { useResolvedAppearance } from \"./use-resolved-appearance\";\nimport { motionAt, motionEase, motionTokens, type MotionTokens } from \"../lib/motion-tokens\";\nimport { semanticMotion } from \"../lib/motion-source\";\n\nconst durationToken = (name: string) =>\n name === \"exit\" ? \"motion-out\" : name === \"in\" || name === \"out\" ? `motion-${name}` : `duration-${name}`;\nconst easeToken = (name: string) => `ease-${name === \"inOut\" ? \"in-out\" : name}`;\nconst REQUEST = {\n times: [\n ...Object.keys(semanticMotion.duration).map(durationToken),\n ...Object.keys(semanticMotion.spring).map((name) => `spring-${name}`),\n ...Object.keys(semanticMotion.stagger).map((name) => `stagger-${name}`),\n \"fade-in\",\n \"fade-out\",\n ],\n easings: [...Object.keys(semanticMotion.ease).map(easeToken), \"ease-spring\", \"ease-spring-bounce\", \"ease-overshoot\"],\n numbers: [\"motion-scale\", \"motion-look\", \"press-scale\"],\n // timing only: the host's own type would make every control resolve differently from the page around it\n typography: false,\n};\n\n/**\n * Resolve each timing at the actual host; omitted host uses the nearest managed root. The first/server snapshot is\n * the pure foundation default. Local CSS values, scope changes, font readiness, OS preference and explicit refresh\n * update the same consumer; no document-wide first-root fallback or persistent global listener.\n */\nexport function useMotionTokens(hostRef?: RefObject): MotionTokens & {\n ready: boolean;\n /** Reduced or none: movement, springs and staggers are instant. */\n reduced: boolean;\n mode: \"full\" | \"reduced\" | \"none\";\n /** Opacity-only arrival and departure (seconds): kept under reduced, instant under none (APPEARANCE A06). */\n fade: { in: number; out: number };\n} {\n const root = useAppearanceRoot();\n const scopeRef = useMemo(() => ({ current: root }), [root]);\n const resolved = useResolvedAppearance(hostRef ?? scopeRef, REQUEST);\n return useMemo(() => {\n if (!resolved.ready)\n return {\n ...motionTokens,\n ready: false,\n reduced: false,\n mode: \"full\" as const,\n fade: { in: motionTokens.duration.in, out: motionTokens.duration.out },\n };\n const reduced = resolved.reducedMotion;\n const speed = (resolved.numbers[\"motion-scale\"] ?? 1) * (resolved.numbers[\"motion-look\"] ?? 1);\n const fade =\n resolved.motionMode === \"none\"\n ? { in: 0.001, out: 0.001 }\n : {\n in: resolved.times[\"fade-in\"] ?? semanticMotion.duration.in * speed,\n out: resolved.times[\"fade-out\"] ?? semanticMotion.duration.out * speed,\n };\n const factor = reduced ? 0.001 / semanticMotion.duration.standard : speed;\n const base = motionAt(factor);\n const duration = Object.fromEntries(\n Object.entries(base.duration).map(([name, fallback]) => [\n name,\n reduced ? 0.001 : (resolved.times[durationToken(name)] ?? fallback),\n ]),\n ) as MotionTokens[\"duration\"];\n const stagger = Object.fromEntries(\n Object.entries(base.stagger).map(([name, fallback]) => [\n name,\n reduced ? 0 : (resolved.times[`stagger-${name}`] ?? fallback),\n ]),\n ) as MotionTokens[\"stagger\"];\n const ease = Object.fromEntries(\n Object.entries(base.ease).map(([name, fallback]) => [\n name,\n motionEase(resolved.easings[easeToken(name)], fallback),\n ]),\n ) as MotionTokens[\"ease\"];\n const spring = { ...base.spring };\n for (const name of Object.keys(semanticMotion.spring) as (keyof typeof semanticMotion.spring)[])\n spring[name] = {\n ...base.spring[name],\n visualDuration: reduced ? 0.001 : (resolved.times[`spring-${name}`] ?? base.spring[name].visualDuration),\n bounce: reduced ? 0 : base.spring[name].bounce,\n };\n return {\n ...base,\n ready: true,\n reduced,\n mode: resolved.motionMode,\n fade,\n duration,\n stagger,\n ease,\n spring,\n pressScale: resolved.numbers[\"press-scale\"] ?? base.pressScale,\n css: {\n spring: resolved.easings[\"ease-spring\"] ?? base.css.spring,\n springBounce: resolved.easings[\"ease-spring-bounce\"] ?? base.css.springBounce,\n overshoot: resolved.easings[\"ease-overshoot\"] ?? base.css.overshoot,\n },\n };\n }, [resolved]);\n}\n"},{"path":"beamline/hooks/use-reduced-motion-safe.ts","type":"registry:file","target":"src/ui/beamline/hooks/use-reduced-motion-safe.ts","content":"\"use client\";\n\nimport { useMediaQuery } from \"./use-media-query\";\nimport { useScopeMotion } from \"../runtime/appearance\";\n\n/** Managed motion policy plus the OS preference, with a stable server snapshot. */\nexport function useReducedMotionSafe() {\n const requested = useScopeMotion();\n const os = useMediaQuery(\"(prefers-reduced-motion: reduce)\");\n return requested !== \"auto\" || os;\n}\n"},{"path":"beamline/lib/utils.ts","type":"registry:file","target":"src/ui/beamline/lib/utils.ts","content":"import { clsx, type ClassValue } from \"clsx\";\nimport { extendTailwindMerge } from \"tailwind-merge\";\n\n/* The type roles (utilities.css) and the 2xs step are sizes, not text colours: without this, tailwind-merge reads\n `text-overline` as a colour and drops it next to `text-ink-3`. A role and a size step still replace each other.\n Likewise `font-title` is the look's title weight, not a family: read as a family it dropped `font-display` beside it,\n and every merged page title lost the look's display face. */\nconst twMerge = extendTailwindMerge({\n extend: {\n classGroups: {\n \"font-weight\": [{ font: [\"title\"] }],\n \"font-family\": [{ font: [\"display\", \"numeric\", \"figure\"] }],\n \"font-size\": [\n {\n text: [\n \"2xs\",\n \"display\",\n \"title\",\n \"heading\",\n \"subheading\",\n \"body\",\n \"body-sm\",\n \"reading\",\n \"label\",\n \"caption\",\n \"overline\",\n \"numeric\",\n \"code\",\n ],\n },\n ],\n },\n },\n});\n\n/** Merge class names, letting later Tailwind utilities win over earlier ones. */\nexport function cn(...inputs: ClassValue[]) {\n return twMerge(clsx(inputs));\n}\n\n/** A small seeded random generator (LCG): the same seed gives the same sequence, for stable sample data and jitter. */\nexport function rng(seed = 1) {\n let s = seed >>> 0 || 1;\n return () => (s = (s * 1664525 + 1013904223) >>> 0) / 2 ** 32;\n}\n\nexport const clamp = (value: number, min: number, max: number) => Math.min(max, Math.max(min, value));\n"}],"docs":"Radio cards is in src/ui/beamline/components/radio-cards/radio-cards.tsx. The source is in src/ui/beamline (ui/beamline in a project without src/). After Tailwind, import its styles/beamline.css once, then styles/look-prism.css in your app stylesheet (use relative paths). Keep the shared base before all chosen looks. Wrap your app in with UIRoot from its runtime/appearance and prism from its looks/prism. shadcn replaces files when asked; use the Beamline managed-source CLI from the start for three-way upgrades that preserve edits.","meta":{"free":true,"version":"0.2.0-rc.42","library":"https://beamline.io/components/radio-cards"}}