51:I[707087,["/_next/static/immutable/chunks/3arlv5bvukoo2.js","/_next/static/immutable/chunks/39v64hmfyo-sr.js","/_next/static/immutable/chunks/2nvof3-29tvc3.js","/_next/static/immutable/chunks/3tjobt77z_9dj.js","/_next/static/immutable/chunks/04j_o97cgxn2x.js","/_next/static/immutable/chunks/3upr08c9vtj8w.js","/_next/static/immutable/chunks/1ww0328si-u8x.js","/_next/static/immutable/chunks/11mfl5ymqld9-.js","/_next/static/immutable/chunks/2xxcqy6ppds3l.js","/_next/static/immutable/chunks/3j06ow7w40nxu.js","/_next/static/immutable/chunks/31nn7jwsjvqii.js","/_next/static/immutable/chunks/43_s7jweyypoh.js","/_next/static/immutable/chunks/0p6vao205o1jc.js","/_next/static/immutable/chunks/1_kyvgkyokw92.js","/_next/static/immutable/chunks/1lo-zn37dolb5.js","/_next/static/immutable/chunks/1v8k6yxw1rg0u.js"],"RegistryDependencies"] 52:I[314491,["/_next/static/immutable/chunks/3arlv5bvukoo2.js","/_next/static/immutable/chunks/39v64hmfyo-sr.js","/_next/static/immutable/chunks/2nvof3-29tvc3.js","/_next/static/immutable/chunks/3tjobt77z_9dj.js","/_next/static/immutable/chunks/04j_o97cgxn2x.js","/_next/static/immutable/chunks/3upr08c9vtj8w.js","/_next/static/immutable/chunks/1ww0328si-u8x.js","/_next/static/immutable/chunks/11mfl5ymqld9-.js","/_next/static/immutable/chunks/2xxcqy6ppds3l.js","/_next/static/immutable/chunks/3j06ow7w40nxu.js","/_next/static/immutable/chunks/31nn7jwsjvqii.js","/_next/static/immutable/chunks/43_s7jweyypoh.js","/_next/static/immutable/chunks/0p6vao205o1jc.js","/_next/static/immutable/chunks/1_kyvgkyokw92.js","/_next/static/immutable/chunks/1lo-zn37dolb5.js","/_next/static/immutable/chunks/1v8k6yxw1rg0u.js"],"FilesView"] 53:T2c75,"use client"; import { Dialog } from "@base-ui/react/dialog"; import { AnimatePresence, MotionConfig, motion, useReducedMotion } from "motion/react"; import { Fragment, useRef, useState } from "react"; import { useIsMobile } from "../../../hooks/use-mobile"; import { MobileStack } from "./mobile-stack"; const CARD_LAYOUT_TRANSITION = { type: "spring", duration: 0.65, bounce: 0 } as const; const OPEN_CARD_Z_INDEX = 100; type CardData = { id: number; title: string; color: string; textColor?: string; description: string; }; type ExpandableCardSpreadProps = { data: { cards: CardData[]; }; }; function CardTitleLines({ card, crossfade = true }: { card: CardData; crossfade?: boolean }) { const lines = card.title.split("\n"); return lines.map((line, index) => ( {/* Exclude the heading's changing line height from the shared glyph bounds. */} {line} {index < lines.length - 1 ? "\n" : null} )); } // A plain child of the card, so it scales up with it on the way in and follows it home on the way out. The rise // rides the card's own spring, so both finish together and the text only travels up: a shorter rise ended early // and the still-growing card pushed it back down. const DESCRIPTION_MOTION = { initial: { opacity: 0, y: 110, filter: "blur(4px)" }, animate: { opacity: 1, y: 0, scale: 1, filter: "blur(0px)" }, exit: { opacity: 0, y: 16, scale: 0.9, filter: "blur(4px)", transition: { duration: 0.15, ease: "easeIn" }, }, transition: { y: CARD_LAYOUT_TRANSITION, opacity: { duration: 0.3, ease: [0.32, 0.72, 0, 1] }, scale: { duration: 0.3, ease: [0.32, 0.72, 0, 1] }, filter: { duration: 0.45, ease: [0.32, 0.72, 0, 1] }, }, } as const; const DESCRIPTION_REDUCED_MOTION = { initial: false, animate: { opacity: 1 }, exit: { opacity: 0, transition: { duration: 0 } }, } as const; function CardDescription({ reducedMotion, text }: { reducedMotion: boolean | null; text: string }) { const motionProps = reducedMotion ? DESCRIPTION_REDUCED_MOTION : DESCRIPTION_MOTION; return ( {text} ); } type SpreadCardProps = { card: CardData; index: number; isExpanded: boolean; isOpen: boolean; onOpenChange: (open: boolean) => void; portalContainer: HTMLElement | null; prefersReducedMotion: boolean | null; }; function SpreadCard({ card, index, isExpanded, isOpen, onOpenChange, portalContainer, prefersReducedMotion, }: SpreadCardProps) { const dialogActionsRef = useRef(null); const textColor = card.textColor || "#ffffff"; const layoutTransition = prefersReducedMotion ? { duration: 0 } : CARD_LAYOUT_TRANSITION; return ( // One layout transition for every shared card element, the exiting popup included. { if (!open) { // Motion owns the closing phase; hiding the popup early flashes the background. eventDetails.preventUnmountOnClose(); } // Pressing another card would close this one on pointerdown and open that one on click: two renders a // frame apart that send every card toward the spread and back. Leave the switch to the click. if (eventDetails.reason === "outside-press" && portalContainer?.contains(eventDetails.event.target as Node)) { eventDetails.cancel(); return; } onOpenChange(open); }} open={isOpen} > } >

{ if (!isOpen) { dialogActionsRef.current?.unmount(); } }} > {isOpen ? ( // Portaled into the deck and dropped to the card's own zIndex on exit, so the closing // card stays behind higher cards while it crossfades back into the trigger. A body // portal paints above every card: the card slid over its neighbours, then sank. dialogActionsRef.current?.close()} style={{ borderRadius: 20, backgroundColor: card.color, color: textColor, cursor: "pointer", }} /> } >

) : null} ); } export function ExpandableCardSpread({ data }: ExpandableCardSpreadProps) { const [expandedId, setExpandedId] = useState(null); // State, not a ref: the keepMounted portals resolve their container before refs attach. const [deck, setDeck] = useState(null); const prefersReducedMotion = useReducedMotion(); const isMobile = useIsMobile(640); const isExpanded = expandedId !== null; return (

Expandable Card Spread

Click on any card to expand and explore more details. Each card reveals additional content with smooth animations.

{isMobile ? ( ) : ( {/* Centred without transform: the popups portal in here and must stay viewport-fixed. */}

{data.cards.map((card, index) => ( { if (open) { setExpandedId(card.id); } else { setExpandedId((current) => { if (current === card.id) { return null; } return current; }); } }} portalContainer={deck} prefersReducedMotion={prefersReducedMotion} /> ))}

)}

); } 54:Ta9a,"use client"; import { motion, type PanInfo, useReducedMotion } from "motion/react"; import { useState } from "react"; type CardData = { id: number; title: string; color: string; textColor?: string; description: string; }; type MobileStackProps = { cards: CardData[]; }; const SWIPE_THRESHOLD = 100; export function MobileStack({ cards }: MobileStackProps) { const [frontIndex, setFrontIndex] = useState(0); const prefersReducedMotion = useReducedMotion(); const handleDragEnd = (_: unknown, info: PanInfo) => { if (Math.abs(info.offset.x) > SWIPE_THRESHOLD) { setFrontIndex((prev) => (prev + 1) % cards.length); } }; return (

{cards.map((card, i) => { const stackPosition = (i - frontIndex + cards.length) % cards.length; const isTopCard = stackPosition === 0; return (

{card.title}

{card.description}

); })}

); } 55:T5a5,{ "cards": [ { "id": 1, "title": "Design\nSystems", "color": "oklch(0.162 0.000 0.0)", "textColor": "var(--secondary-foreground)", "description": "A structured approach to building reusable components and patterns that maintain consistency across products." }, { "id": 2, "title": "Motion\nPrinciples", "color": "oklch(0.195 0.000 0.0)", "textColor": "var(--secondary-foreground)", "description": "Guidelines for meaningful animation that communicates state changes and guides user attention without distraction." }, { "id": 3, "title": "Accessible\nInterfaces", "color": "oklch(0.254 0.000 0.0)", "textColor": "var(--secondary-foreground)", "description": "Techniques for building interfaces that work for everyone, regardless of ability or assistive technology." }, { "id": 4, "title": "Layout\nComposition", "color": "oklch(0.302 0.000 0.0)", "textColor": "var(--secondary-foreground)", "description": "Strategies for arranging elements on screen to create clear visual hierarchy and intuitive navigation." }, { "id": 5, "title": "Type\nScale", "color": "oklch(0.348 0.000 0.0)", "textColor": "var(--secondary-foreground)", "description": "A modular system for sizing and spacing text that creates rhythm and readability across breakpoints." } ] } 50:["$","div",null,{"className":"mt-3 flex min-h-0 min-w-0 flex-1 flex-col gap-3","children":[["$","div",null,{"className":"flex shrink-0 items-start gap-3","children":[["$","div",null,{"className":"flex max-h-28 min-w-0 flex-1 flex-wrap items-center gap-2 overflow-y-auto","children":[["$","ul",null,{"className":"flex min-w-0 flex-wrap gap-2","aria-label":"Package dependencies","children":[["$","li","motion",{"className":"min-w-0 max-w-full","children":["$","a",null,{"href":"https://www.npmjs.com/package/motion","target":"_blank","rel":"noopener noreferrer","className":"flex max-w-full min-w-0 items-center gap-1.5 rounded-md border px-2 py-1.5 text-xs","children":[["$","svg",null,{"viewBox":"0 0 24 24","className":"size-3 shrink-0","children":["$","path",null,{"d":"M1.763 0C.786 0 0 .786 0 1.763v20.474C0 23.214.786 24 1.763 24h20.474c.977 0 1.763-.786 1.763-1.763V1.763C24 .786 23.214 0 22.237 0zM5.13 5.323l13.837.019-.009 13.836h-3.464l.01-10.382h-3.456L12.04 19.17H5.113z","fill":"currentColor"}]}],["$","span",null,{"className":"min-w-0 break-all text-xs font-medium","children":"motion"}]]}]}],["$","li","@base-ui/react@1.5.0",{"className":"min-w-0 max-w-full","children":["$","a",null,{"href":"https://www.npmjs.com/package/%40base-ui%2Freact","target":"_blank","rel":"noopener noreferrer","className":"flex max-w-full min-w-0 items-center gap-1.5 rounded-md border px-2 py-1.5 text-xs","children":[["$","svg",null,{"viewBox":"0 0 24 24","className":"size-3 shrink-0","children":["$","path",null,{"d":"M1.763 0C.786 0 0 .786 0 1.763v20.474C0 23.214.786 24 1.763 24h20.474c.977 0 1.763-.786 1.763-1.763V1.763C24 .786 23.214 0 22.237 0zM5.13 5.323l13.837.019-.009 13.836h-3.464l.01-10.382h-3.456L12.04 19.17H5.113z","fill":"currentColor"}]}],["$","span",null,{"className":"min-w-0 break-all text-xs font-medium","children":"@base-ui/react@1.5.0"}]]}]}]]}],["$","$L51",null,{"namespace":"@roiui","registryDependencies":[]}]]}],null]}],["$","$L52",null,{"files":[{"path":"registry/brook/tailwind/blocks/expandable-card-spread/page.tsx","content":"\"use client\";\n\nimport { ExpandableCardSpread } from \"./expandable-card-spread\";\nimport data from \"./data.json\";\n\nexport default function Page() {\n return ;\n}\n","type":"registry:file","target":"~/components/blocks/expandable-card-spread/page.tsx"},{"path":"registry/brook/tailwind/blocks/expandable-card-spread/components/expandable-card-spread.tsx","content":"$53","type":"registry:file","target":"~/components/blocks/expandable-card-spread/expandable-card-spread.tsx"},{"path":"registry/brook/tailwind/blocks/expandable-card-spread/components/mobile-stack.tsx","content":"$54","type":"registry:file","target":"~/components/blocks/expandable-card-spread/mobile-stack.tsx"},{"path":"registry/brook/tailwind/blocks/expandable-card-spread/data.json","content":"$55","type":"registry:file","target":"~/components/blocks/expandable-card-spread/data.json"},{"path":"hooks/use-mobile.ts","content":"\"use client\";\n\nimport { useEffect, useState } from \"react\";\n\nconst DEFAULT_MOBILE_BREAKPOINT = 768;\n\nexport function useIsMobile(breakpoint = DEFAULT_MOBILE_BREAKPOINT) {\n const [isMobile, setIsMobile] = useState(undefined);\n\n useEffect(() => {\n const mql = window.matchMedia(`(max-width: ${breakpoint - 1}px)`);\n const onChange = () => {\n setIsMobile(window.innerWidth < breakpoint);\n };\n mql.addEventListener(\"change\", onChange);\n setIsMobile(window.innerWidth < breakpoint);\n return () => mql.removeEventListener(\"change\", onChange);\n }, [breakpoint]);\n\n return !!isMobile;\n}\n","type":"registry:file","target":"~/hooks/use-mobile.ts"}],"className":"h-[70svh] min-h-80"}]]}]