:root{font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;--bg-color: #f3f4f6;--text-color: #1f2937;--container-bg: #ffffff;--border-color: #e5e7eb;--correct-color: #16a34a;--incorrect-color: #dc2626;--accent-color: #4f46e5;--accent-hover: #4338ca;--disabled-color: #9ca3af;color-scheme:light dark}@media (prefers-color-scheme: dark){:root{--bg-color: #111827;--text-color: #d1d5db;--container-bg: #1f2937;--border-color: #374151;--correct-color: #22c55e;--incorrect-color: #ef4444;--accent-color: #6366f1;--accent-hover: #4f46e5}}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh;background-color:var(--bg-color);color:var(--text-color)}#app{max-width:800px;margin:0 auto;padding:2rem;text-align:center}.container:focus{outline:none}.container{background-color:var(--container-bg);padding:2rem;border-radius:.75rem;box-shadow:0 10px 15px -3px #0000001a,0 4px 6px -2px #0000000d;width:100%}.app-logo{width:120px;height:auto;margin-bottom:1rem}.stats{display:flex;justify-content:space-around;margin-bottom:1.5rem;font-size:1.125rem;font-weight:600}.text-display{font-family:Courier New,Courier,monospace;font-size:1.25rem;letter-spacing:2px;line-height:1.8;background-color:var(--bg-color);padding:1rem;border-radius:.5rem;margin-bottom:1.5rem;text-align:left}.correct{color:var(--correct-color)}.incorrect{color:var(--incorrect-color);text-decoration:underline}@keyframes blink{0%,to{background-color:transparent}50%{background-color:var(--accent-color)}}.caret{position:relative}.caret:before{content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background-color:var(--accent-color);animation:blink 1s infinite}.caret-end{display:inline-block;width:2px;background-color:var(--accent-color);animation:blink 1s infinite}.hidden-input{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}textarea{width:100%;height:100px;padding:.75rem;font-size:1rem;border-radius:.5rem;border:1px solid var(--border-color);background-color:var(--bg-color);color:var(--text-color);resize:none;box-sizing:border-box;margin-bottom:1.5rem}textarea:focus{outline:2px solid var(--accent-color);border-color:transparent}textarea:disabled{background-color:var(--border-color);cursor:not-allowed}button{font-size:1rem;font-weight:600;padding:.75rem 1.5rem;border-radius:.5rem;border:none;background-color:var(--accent-color);color:#fff;cursor:pointer;transition:background-color .2s ease-in-out}button:hover{background-color:var(--accent-hover)}.results{margin-top:2rem;padding-top:1.5rem;border-top:1px solid var(--border-color)}.results h2{margin-top:0}.results p{font-size:1.125rem;margin:.5rem 0}.placeholder{margin-bottom:1.5rem;color:var(--disabled-color);font-style:italic}.app-footer{display:flex;justify-content:center;align-items:center;gap:.5rem;margin-top:2rem;padding-top:1.5rem;border-top:1px solid var(--border-color);color:var(--disabled-color);font-size:.9rem}.github-icon{stroke:var(--disabled-color);transition:stroke .2s ease-in-out}.app-footer a:hover .github-icon{stroke:var(--text-color)}