:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light;color:#213547;background-color:#f5f5f5;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;background-color:#f5f5f5;color:#213547}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid #ccc;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#e8e8e8;color:#213547;cursor:pointer;transition:border-color .25s,background-color .25s}button:hover{border-color:#646cff;background-color:#dcdcff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}button:disabled{opacity:.5;cursor:not-allowed}#root{max-width:1280px;margin:0 auto;padding:2rem;text-align:center;font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;background-color:#f5f5f5;color:#213547;min-height:100vh}.app-container{display:flex;flex-direction:column;align-items:center;justify-content:center;width:100%}h1{font-size:3.2em;line-height:1.1;margin-bottom:2rem}.header{width:100%;display:flex;justify-content:flex-end;margin-bottom:1rem}.logout-btn{background-color:#ff4d4d;color:#fff;border:none;padding:.5rem 1rem;border-radius:4px;cursor:pointer}.logout-btn:hover{background-color:#c00}.mato-container{display:flex;flex-direction:column;align-items:center;width:100%;max-width:500px;margin:0 auto}.mato-svg{width:100%;height:auto;cursor:crosshair;touch-action:manipulation}.controls{margin-top:1rem;display:flex;flex-wrap:wrap;gap:1rem;align-items:center;justify-content:center;color:#213547}.login-container{display:flex;flex-direction:column;align-items:center;gap:1rem;padding:2rem;border:1px solid #ddd;border-radius:8px;background-color:#fff;color:#213547;max-width:300px;margin:2rem auto;box-shadow:0 2px 8px #00000014}.form-group{display:flex;flex-direction:column;width:100%;margin-bottom:1rem}.form-group label{margin-bottom:.5rem;font-weight:700;color:#213547}.form-group input{padding:.5rem;border:1px solid #ccc;border-radius:4px;background-color:#fff;color:#213547;font-size:1rem}.error{color:red;font-size:.9rem}button{padding:.5rem 1rem;cursor:pointer}.switch-mode{background:none;border:none;color:#007bff;text-decoration:underline;font-size:.9rem;margin-top:1rem;cursor:pointer;padding:0}