:root{color-scheme:light;--ink:#172d33;--muted:#576b6e;--line:#d4dfdc;--paper:#f5f6f0;--accent:#146c5c}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,sans-serif;line-height:1.5}header{padding:22px 5vw;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;align-items:center}.brand{font-size:23px;font-weight:800;color:inherit;text-decoration:none}.brand span{font-size:13px;font-weight:500;margin-left:16px}.tag{font-size:12px;color:var(--muted)}main{max-width:1120px;margin:0 auto;padding:44px 28px}.intro{max-width:730px;margin-bottom:32px}.eyebrow{letter-spacing:.15em;font-size:11px;font-weight:750;color:var(--accent)}h1{font-family:Georgia,serif;font-size:clamp(38px,5vw,64px);line-height:1.08;font-weight:500;margin:18px 0}h2{font-size:20px;margin:0 0 12px}.lede{font-size:19px;max-width:650px}.scope,.subtle,footer,label span{color:var(--muted);font-size:13px}.panel{background:#fff;border:1px solid var(--line);border-radius:12px;padding:26px;margin:20px 0;box-shadow:0 4px 20px #17382d04}.section-head,.controls,.inline{display:flex;justify-content:space-between;gap:16px;align-items:center}button{background:var(--accent);color:white;border:1px solid var(--accent);padding:12px 18px;border-radius:6px;font:inherit;font-size:14px;font-weight:650;cursor:pointer}button:disabled{opacity:.5;cursor:wait}.quiet{background:#fff;color:var(--accent);padding:6px 10px}.examples{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:20px 0}.example{background:var(--paper);color:var(--ink);border:1px solid var(--line);text-align:left;padding:16px}.example.selected{border:2px solid var(--accent);padding:15px}.example strong,.example span{display:block}.example span{font-weight:400;font-size:12px;color:var(--muted);margin-top:6px}label{display:block;font-size:13px;font-weight:650;margin:12px 0 8px}label span{display:block;font-weight:400}input,textarea,select{border:1px solid #a8bbb4;border-radius:6px;padding:12px;font:14px ui-monospace,monospace;color:var(--ink);background:#fff}input{flex:1;min-width:0}textarea{width:100%;resize:vertical;line-height:1.6}select{display:block;margin-top:6px;font-family:inherit}#review{margin-top:22px}#request-status{font-size:13px;color:var(--muted);min-height:20px}.result{border-top:1px solid var(--line);padding:18px 0}.result-head{display:flex;justify-content:space-between;gap:12px;font-size:13px}.type{font-weight:750;color:var(--accent)}.flag{font-size:12px;color:#765508;background:#fff8df;padding:3px 8px;border-radius:4px}.failure{background:#fff1ee;color:#9c3822}.result blockquote{white-space:pre-wrap;font-size:14px;margin:13px 0;border-left:3px solid #acbfb6;padding-left:14px}.location{font-size:12px;color:var(--muted)}.empty{color:var(--muted);padding:20px 0}table{width:100%;border-collapse:collapse;font-size:13px;margin:18px 0}th,td{padding:10px 8px;border-bottom:1px solid var(--line);text-align:left}th{color:var(--muted)}details{font-size:13px}summary{cursor:pointer;font-weight:650}footer{margin-top:30px;max-width:780px}button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #89beaa;outline-offset:3px}[hidden]{display:none!important}@media(max-width:700px){header{align-items:start}.tag{display:none}main{padding:26px 16px}.panel{padding:20px}.examples{grid-template-columns:1fr}.controls{align-items:end}h1{font-size:43px}.result-head{flex-direction:column}.inline{flex-wrap:wrap}}