*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{height:100%;width:100%}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}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}}.app{min-height:100vh;background:#fff;color:#000;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;padding:2rem}.header{margin-bottom:1rem}.header h1{font-size:1.5rem;font-weight:600;margin:0 0 .5rem;color:#000}.description{font-size:1rem;line-height:1.5;color:#000;margin:0 0 1rem;max-width:100%}.section-title{font-size:1.5rem;font-weight:600;margin:0 0 .5rem;color:#000}.form{display:flex;flex-direction:column;gap:.5rem;max-width:500px}.text-input{width:100%;padding:.5rem;border:1px solid #ccc;border-radius:0;background:#fff;color:#000;font-size:1rem;font-family:inherit;resize:none;height:1.5rem;transition:border-color .3s ease}.text-input:focus{outline:none;border-color:#000}.text-input::placeholder{color:#666}.text-input:disabled{opacity:.6;cursor:not-allowed}.text-input.success{border-color:#4caf50}.text-input.error{border-color:#f44336}