:root{color:#1a1a1a;background:#fff;font-family:system-ui,sans-serif;line-height:1.5}body{margin:0;padding:2rem}main{max-width:64rem;margin:0 auto}code{font-family:ui-monospace,monospace;font-size:.875em}.cases{grid-template-columns:repeat(auto-fit,minmax(min(100%,18rem),1fr));gap:1rem;display:grid}.case{border:1px solid #ddd;border-radius:6px;min-width:0;padding:1rem}.case h3{margin:0 0 .25rem;font-size:1rem}.case pre{background:#f5f5f5;border-radius:4px;margin:.5rem 0;padding:.5rem;font-size:.75rem;overflow-x:auto}.case .fa-ul{border-left:1px dashed #c33;padding-block:.25rem}.probe{margin:.5rem 0 0;font-size:.8125rem}.pass{color:#1a7f37}.fail{color:#c33}