: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}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}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}}#root{max-width:1280px;margin:0 auto;padding:2rem;text-align:center}.app-container{background:linear-gradient(135deg,#1a1a2e,#16213e);min-height:100vh;color:#fff}nav{background:#ffffff1a;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:1rem;position:fixed;top:0;left:0;right:0;z-index:1000}nav ul{list-style:none;padding:0;display:flex;justify-content:center;gap:2rem}nav ul li a{text-decoration:none;color:#fff;font-weight:500;text-transform:uppercase;letter-spacing:1px;transition:all .3s ease;padding:.5rem 1rem;border-radius:20px}nav ul li a:hover{background:#fff3;color:#fff}.game-container{max-width:600px;margin:80px auto 0;padding:2rem;background:#ffffff1a;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:20px;box-shadow:0 8px 32px #0000001a}.input-group{display:flex;gap:1rem;justify-content:center;margin:2rem 0}input[type=number]{background:#ffffff1a;border:2px solid rgba(255,255,255,.2);border-radius:10px;padding:.8rem 1.5rem;font-size:1.2rem;color:#fff;width:200px;max-width:100%;transition:all .3s ease}input[type=number]:focus{outline:none;border-color:#646cff;box-shadow:0 0 0 2px #646cff4d}button{background:#646cff;color:#fff;border:none;border-radius:10px;padding:.8rem 2rem;font-size:1.2rem;cursor:pointer;transition:all .3s ease}button:hover{background:#535bf2;transform:translateY(-2px)}.message{font-size:1.5rem;margin:1rem 0;padding:1rem;border-radius:10px;background:#ffffff1a}.attempts{font-size:1.1rem;color:#888}@media (max-width: 768px){.game-container{margin:20px auto;padding:1rem}.input-group{flex-direction:column;gap:.5rem}input[type=number]{width:89%;font-size:1rem;padding:.6rem 1rem}button{width:100%;font-size:1rem;padding:.6rem 1rem}.message{font-size:1.2rem}.attempts{font-size:1rem}nav ul{flex-direction:column;gap:1rem}nav ul li a{padding:.5rem}}