.app{max-width:800px;margin:0 auto;padding:2rem;text-align:center}h1{color:#333;margin-bottom:2rem}nav h1{color:#fff;font-size:1.5rem}.logout-btn{padding:.5rem 1rem;background-color:#dc2626;color:#fff;border:none;border-radius:6px;cursor:pointer;font-size:.875rem;font-weight:500;transition:background-color .2s;display:flex;align-items:center;justify-content:center}.logout-btn:hover{background-color:#b91c1c}.logout-text{display:inline}.logout-icon{display:none}@media (max-width: 500px){nav h1{font-size:1rem}.logout-text{display:none}.logout-icon{display:inline-block}.logout-btn{padding:.5rem}}.output{padding:1rem;background-color:#f5f5f5;border-radius:8px;font-size:1.2rem}.error{padding:1rem;background-color:#fee;border-radius:8px;color:#c00;font-size:1.2rem}:root{font-family:Inter,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}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}#root{width:100%}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}}