Loading State — Beautiful UI

HTML

<!doctype html><html><head><meta charset="utf-8"><meta name="viewport" content="width=device-width"><script src="https://cdn.tailwindcss.com"></script><script src="https://unpkg.com/react@18/umd/react.production.min.js"></script><script src="https://unpkg.com/react-dom@18/umd/react-dom.production.min.js"></script><script src="https://unpkg.com/@babel/standalone/babel.min.js"></script><style>:root{--ink:#111111;--ink-2:#333333;--ink-3:#737373;--line:#dedede;--panel:#ffffff}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100%;background:#ffffff;color:#111111;font-family:Inter,system-ui}body{padding:24px}.text-ink{color:var(--ink)}.text-ink-2{color:var(--ink-2)}.text-ink-3{color:var(--ink-3)}.border-line{border-color:var(--line)}.bg-panel{background:var(--panel)}.bg-ink{background:var(--ink)}@keyframes pixel-on{50%{opacity:1;transform:scale(1.15)}}@keyframes shimmer-text{to{background-position:-200% 0}}html,body{background:#fff!important;color:#111!important}body{margin:0;min-height:100vh}#root{width:100%;max-width:720px;margin:0 auto}</style><meta name="data-final-light" content="1"></head><body><div id="root"></div><script>try{const src="const {useState,useEffect,useLayoutEffect,useMemo,useRef,useCallback}=React; const createShader=()=>({}); const playSweep=()=>{}; const accentChain=()=>[]; const ACCENTS=[]; const Liveline=()=>React.createElement(\"div\",{style:{height:160,background:\"#111\"}}); const Icon=({children})=>React.createElement(\"span\",null,children||\"•\"); const ArrowUp=Icon,ChatBubbleQuestion=Icon,Check=Icon,EmojiSatisfied=Icon,NavArrowRight=Icon,Refresh=Icon,Scissor=Icon,Spark=Icon,TextBox=Icon,Xmark=Icon; const Shimmer=({children})=>React.createElement(\"span\",null,children); const StreamText=({text,children})=>React.createElement(\"span\",null,text||children);\n\n\n/* ─────────────────────────────────────────────────────────\n * LOADING STATE — pixel-grid loader for long-running work\n *\n * Variants:\n *   Drive  — square cells,...