: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;--primary: #646cff;--primary-hover: #535bf2;--bg-gradient: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);--card-bg: #2a2a2a;--card-border: #3a3a3a}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh;background:var(--bg-gradient);color:#fff}#root{max-width:1280px;margin:0 auto;padding:2rem;text-align:center;width:100%}h1{font-size:3.2em;line-height:1.1;background:-webkit-linear-gradient(315deg,#42d392 25%,#647eff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:.5em}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}.card{padding:2em;background:var(--card-bg);border:1px solid var(--card-border);border-radius:16px;box-shadow:0 4px 24px #0003;transition:transform .2s}.container{display:flex;flex-direction:column;gap:2rem;align-items:center;justify-content:center;width:100%;max-width:800px;margin:0 auto}