:root{--ink:#17211b;--muted:#69736c;--paper:#f5f1e8;--card:#fffdf8;--line:#dcd6c9;--accent:#f05d3d;--green:#184f3b}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 85% 0,#f8c9a8 0,transparent 28%),var(--paper);color:var(--ink);font-family:ui-sans-serif,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;min-height:100vh}.shell{width:min(1180px,calc(100% - 32px));margin:auto;padding:48px 0 64px}header{display:flex;gap:18px;align-items:center;margin-bottom:30px}.mark{display:grid;place-items:center;width:54px;height:54px;border-radius:18px;background:var(--green);color:#fff;font:700 27px Georgia;box-shadow:0 8px 24px #184f3b33}.eyebrow{margin:0 0 4px;color:var(--accent);font:700 11px/1.2 ui-monospace;letter-spacing:.18em}h1{font:500 clamp(28px,5vw,48px)/1.05 Georgia,"Songti SC",serif;margin:0}.card{background:#fffdf8cc;border:1px solid #fff;box-shadow:0 18px 55px #463b2a12;backdrop-filter:blur(14px)}.toolbar{display:grid;grid-template-columns:1fr 1fr;gap:28px;padding:18px 22px;border-radius:20px;margin-bottom:18px}.toolbar label{display:grid;gap:8px}.toolbar span{font-size:12px;color:var(--muted);font-weight:700}select,textarea{font:inherit;color:var(--ink)}select{width:100%;border:0;border-bottom:1px solid var(--line);background:transparent;padding:4px 28px 8px 0;outline:none}.toolbar input{width:100%;accent-color:var(--accent)}.workspace{display:grid;grid-template-columns:1fr 1fr;gap:18px}.panel{min-height:520px;border-radius:26px;padding:24px;display:flex;flex-direction:column}.panel-title{display:flex;align-items:center;gap:10px;border-bottom:1px solid var(--line);padding-bottom:16px}.panel-title>span{color:var(--accent);font:700 12px ui-monospace}.panel-title h2{font-size:15px;margin:0;flex:1}.text-button{border:0;background:transparent;color:var(--muted);cursor:pointer}.text-button:disabled{opacity:.35}details{margin:16px 0 0}summary{cursor:pointer;font-size:13px;color:var(--muted)}textarea{width:100%;resize:vertical;border:0;background:transparent;outline:0;line-height:1.7}.prompt{flex:1;min-height:280px;padding:22px 2px;font-size:17px}.prompt::placeholder{color:#a7aaa4}.actions{display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:12px}.run{border:0;border-radius:15px;background:var(--accent);color:#fff;padding:13px 19px;font-weight:700;cursor:pointer;box-shadow:0 8px 18px #f05d3d38}.run:disabled{opacity:.55;cursor:wait}kbd{margin-left:7px;font:11px ui-monospace;opacity:.72}.result{padding:22px 2px;white-space:pre-wrap;line-height:1.78;font-size:15px;overflow-wrap:anywhere}.result.empty{color:#9a9f99}.result.loading{color:var(--green)}.meta{margin-top:auto;color:var(--muted);font-size:11px}.error{color:#b52b24!important}@media(max-width:760px){.shell{width:min(100% - 20px,620px);padding:24px 0 34px}header{margin-bottom:20px}.mark{width:46px;height:46px;border-radius:14px}.toolbar{grid-template-columns:1fr;gap:16px}.workspace{grid-template-columns:1fr}.panel{min-height:420px;padding:19px;border-radius:21px}.result-panel{min-height:360px}.prompt{font-size:16px;min-height:220px}.run{padding:14px 18px}}@media(prefers-reduced-motion:no-preference){.card{animation:rise .45s both}.workspace .card:nth-child(2){animation-delay:.08s}@keyframes rise{from{opacity:0;transform:translateY(10px)}}}