:root{--muted: #666;--line: #ddd;--panel: #f7f7f8;--accent: #2b5fbd;--warn: #a33}*{box-sizing:border-box}body{font-family:system-ui,-apple-system,sans-serif;margin:0;padding:0 16px 48px;max-width:72rem;margin-inline:auto;line-height:1.45;color:#111;background:#fff}nav{display:flex;flex-wrap:wrap;gap:4px 18px;align-items:baseline;padding:14px 0 10px;border-bottom:1px solid var(--line);margin-bottom:18px}nav .brand{font-weight:700;margin-right:8px}nav a{color:var(--accent);text-decoration:none}nav a[aria-current]{color:#111;font-weight:600}h1{font-size:24px;margin:0 0 6px}h2{font-size:18px;margin:22px 0 8px}p.sub,.muted,.small{color:var(--muted)}.small{font-size:12px}a{color:var(--accent)}.panel{background:var(--panel);border:1px solid var(--line);border-radius:6px;padding:10px 12px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:12px}.controls{display:flex;flex-wrap:wrap;gap:10px 18px;align-items:center;margin:8px 0}select,button,textarea,input{font:inherit}button{padding:6px 14px}button:disabled{opacity:.5}textarea{width:100%;min-height:200px;padding:8px;border:1px solid var(--line);border-radius:6px}textarea.drop{outline:2px dashed var(--accent)}#status{margin:10px 0;padding:8px 12px;background:var(--panel);border:1px solid var(--line);border-radius:6px;font-variant-numeric:tabular-nums;min-height:2.4em}#status div{margin:2px 0}#status .warn{color:var(--warn)}.output{white-space:pre-wrap;background:#fff;border:1px solid var(--line);border-radius:6px;padding:10px 12px;min-height:60px}.compare{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:12px;margin-top:10px}.compare .card h3{margin:0 0 6px;font-size:15px}.compare .card .meta{font-size:12px;color:var(--muted);margin-top:6px}table{border-collapse:collapse;margin:.5rem 0 1rem;font-variant-numeric:tabular-nums}th,td{border:1px solid var(--line);padding:.2rem .6rem;text-align:left}td.num,th.num{text-align:right}.bars div{display:flex;align-items:center;gap:.5rem;font-size:.85rem}.bars span.label{width:4rem;display:inline-block}.bar{height:.8rem;background:#5470c6;display:inline-block}.empty{color:#888;font-style:italic}.err{color:var(--warn)}.banner{display:none;background:#fff3cd;border:1px solid #e0c36a;padding:.5rem .8rem;margin:.5rem 0 1rem}.banner.on{display:block}article.writeup{max-width:48rem}article.writeup table{display:block;overflow-x:auto;max-width:100%}article.writeup pre{background:var(--panel);padding:8px 10px;overflow-x:auto;border-radius:6px}ul.links li{margin:4px 0}