50: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"] 51:T212b,'use client'; import { useCallback, useEffect, useMemo, useRef, useState } from 'react'; import { cn } from '@/lib/utils'; import { FooterBar, type FooterSocial } from './footer-kit'; const KEYFRAMES = ` @keyframes su-node-drift { 0%, 100% { transform: translateY(0) } 50% { transform: translateY(-3px) } } @keyframes su-edge-flow { to { stroke-dashoffset: -24 } } `; export type NeuralGridFooterVariant = 'Lattice' | 'Constellation'; export interface NeuralGridFooterProps { socials?: FooterSocial[]; brand: string; headline?: string; groups?: { title: string; links: { label: string; href: string }[] }[]; legal?: { label: string; href: string }[]; copyright?: string; radius?: number; variant?: NeuralGridFooterVariant; className?: string; } const WIDTH = 1000; const DEFAULT_RATIO = 0.4; interface LatticeNode { id: number; nx: number; ny: number; } /** * Deterministic pseudo-random in [0, 1). * * Rounded to six places on purpose: `Math.sin` is only required to be * *approximately* correct, so Node and the browser disagree in the last couple * of bits. Unrounded, that reaches the DOM as `cy="316.217558184359"` against * `cy="316.21755818425714"` and React throws a hydration mismatch on every * node in the lattice. */ function seeded(index: number) { const value = Math.sin(index * 127.1 + 311.7) * 43758.5453; return Math.round((value - Math.floor(value)) * 1e6) / 1e6; } function buildNodes(variant: NeuralGridFooterVariant): LatticeNode[] { if (variant === 'Constellation') { return Array.from({ length: 54 }, (_, index) => ({ id: index, nx: 0.02 + seeded(index) * 0.96, ny: 0.06 + seeded(index + 500) * 0.88, })); } const columns = 14; const rows = 7; return Array.from({ length: columns * rows }, (_, index) => { const column = index % columns; const row = Math.floor(index / columns); return { id: index, nx: (column + 0.5) / columns + (seeded(index) - 0.5) * 0.03, ny: (row + 0.5) / rows + (seeded(index + 900) - 0.5) * 0.035, }; }); } function buildEdges(nodes: LatticeNode[], height: number, maxDistance: number) { const edges: { from: number; to: number }[] = []; for (let i = 0; i < nodes.length; i += 1) { for (let j = i + 1; j < nodes.length; j += 1) { const dx = (nodes[i].nx - nodes[j].nx) * WIDTH; const dy = (nodes[i].ny - nodes[j].ny) * height; if (Math.hypot(dx, dy) <= maxDistance) edges.push({ from: i, to: j }); } } return edges; } function Lattice({ nodes, edges, height, bright, }: { nodes: LatticeNode[]; edges: { from: number; to: number }[]; height: number; bright: boolean; }) { return ( ); } export function NeuralGridFooter({ socials, brand, headline = 'Every request routed, every token accounted for.', groups = [], legal, copyright, radius = 190, variant = 'Lattice', className, }: NeuralGridFooterProps) { const stage = useRef(null); const lit = useRef(null); const frame = useRef(null); const [ratio, setRatio] = useState(DEFAULT_RATIO); useEffect(() => { const node = stage.current; if (!node || typeof ResizeObserver === 'undefined') return; const observer = new ResizeObserver((entries) => { const box = entries[0]?.contentRect; if (!box || box.width === 0) return; setRatio(Math.round((box.height / box.width) * 50) / 50); }); observer.observe(node); return () => observer.disconnect(); }, []); const height = WIDTH * ratio; const nodes = useMemo(() => buildNodes(variant), [variant]); const edges = useMemo( () => buildEdges(nodes, height, variant === 'Constellation' ? 150 : 120), [height, nodes, variant], ); const onPointerMove = useCallback( (event: React.PointerEvent) => { const clientX = event.clientX; const clientY = event.clientY; if (frame.current !== null) return; frame.current = requestAnimationFrame(() => { frame.current = null; const box = stage.current?.getBoundingClientRect(); const layer = lit.current; if (!box || !layer) return; const mask = `radial-gradient(${radius}px circle at ${clientX - box.left}px ${clientY - box.top}px, #000 0%, rgba(0,0,0,0.5) 50%, transparent 78%)`; layer.style.opacity = '1'; layer.style.webkitMaskImage = mask; layer.style.maskImage = mask; }); }, [radius], ); const onPointerLeave = useCallback(() => { if (lit.current) lit.current.style.opacity = '0'; }, []); return (