:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}.page{min-height:100vh;display:grid;place-items:center;background:#f3f4f6;padding:16px;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,"Apple Color Emoji","Segoe UI Emoji"}.card{width:100%;max-width:420px;background:#fff;border-radius:16px;padding:18px;box-shadow:0 10px 24px #00000014;display:grid;gap:12px}h1{font-size:20px;margin:0}.muted{color:#6b7280;margin:0}.timer{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;font-size:36px;text-align:center;padding:8px 0}.warn{background:#fef3c7;color:#92400e;border-radius:12px;padding:12px}.warn ul{margin:8px 0 0 18px}.bullets{margin:0 0 6px 18px;color:#4b5563}.btn{width:100%;padding:12px;border-radius:12px;border:1px solid #e5e7eb;background:#fff;cursor:pointer;font-weight:600}.btn.primary{background:#111827;color:#fff;border-color:#111827}.btn.danger{background:#dc2626;color:#fff;border-color:#dc2626}.btn.ghost{background:transparent;border-color:transparent;color:#374151}.summary{display:grid;gap:6px;font-size:14px}.info{background:#eff6ff;color:#1e40af;border-radius:12px;padding:12px;font-size:14px}.debug{margin-top:6px;border:1px solid #e5e7eb;border-radius:12px;padding:12px;font-size:12px;color:#374151}.debugTitle{font-weight:800;margin-bottom:8px}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}.label{color:#6b7280;margin-bottom:4px}.hint{margin-top:8px;color:#6b7280}