:root{font-family: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}.logo{height:6em;padding:1.5em;will-change:filter;transition:filter .3s}.logo:hover{filter:drop-shadow(0 0 2em #646cffaa)}.logo.react:hover{filter:drop-shadow(0 0 2em #61dafbaa)}@keyframes logo-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media (prefers-reduced-motion: no-preference){a:nth-of-type(2) .logo{animation:logo-spin infinite 20s linear}}.card{padding:2em}.read-the-docs{color:#888}.game-container{display:flex;justify-content:center;margin-top:20px}.grid-container{position:relative;background-color:#bbada0;border-radius:6px;padding:15px;width:325px;height:325px}.grid-background{display:grid;grid-template-columns:repeat(4,70px);grid-template-rows:repeat(4,70px);gap:15px}.grid-cell{background-color:#eee4da59;border-radius:3px}.tile-container{position:absolute;top:15px;left:15px}.cell{position:absolute;width:70px;height:70px;display:flex;align-items:center;justify-content:center;font-weight:700;border-radius:3px;font-size:32px;transition:all .15s ease-in-out;animation:appear .2s ease-in-out}@keyframes appear{0%{opacity:0;transform:scale(0)}to{opacity:1;transform:scale(1)}}.tile-2{background-color:#eee4da;color:#776e65}.tile-4{background-color:#ede0c8;color:#776e65}.tile-8{background-color:#f2b179;color:#f9f6f2}.tile-16{background-color:#f59563;color:#f9f6f2}.tile-32{background-color:#f67c5f;color:#f9f6f2}.tile-64{background-color:#f65e3b;color:#f9f6f2}.tile-128{background-color:#edcf72;color:#f9f6f2;font-size:28px}.tile-256{background-color:#edcc61;color:#f9f6f2;font-size:28px}.tile-512{background-color:#edc850;color:#f9f6f2;font-size:28px}.tile-1024{background-color:#edc53f;color:#f9f6f2;font-size:24px}.tile-2048{background-color:#edc22e;color:#f9f6f2;font-size:24px;box-shadow:0 0 30px 10px #f3d77466}.cell[class*=tile-]:not(.tile-2):not(.tile-4):not(.tile-8):not(.tile-16):not(.tile-32):not(.tile-64):not(.tile-128):not(.tile-256):not(.tile-512):not(.tile-1024):not(.tile-2048){background-color:#3c3a32;color:#f9f6f2;font-size:20px}.buttons{display:flex;gap:10px;margin-top:20px;justify-content:center}.buttons button{padding:10px 20px;font-size:16px;border:none;border-radius:5px;background-color:#8f7a66;color:#fff;cursor:pointer;transition:background-color .2s}.buttons button:hover:not(:disabled){background-color:#9f8a76}.buttons button:disabled{background-color:#ccc;color:#999;cursor:not-allowed;opacity:.6}.game-info{text-align:center;margin-bottom:20px}.game-info h2{color:#776e65;font-size:2rem;margin-bottom:15px}.scores{display:flex;gap:15px;justify-content:center;margin-bottom:15px}.score-box{background-color:#bbada0;padding:10px 20px;border-radius:5px;min-width:80px}.score-label{color:#eee4da;font-size:.8rem;font-weight:700;margin-bottom:5px}.score-value{color:#fff;font-size:1.5rem;font-weight:700}.reset-btn{background-color:#8f7a66;color:#fff;border:none;padding:10px 20px;border-radius:5px;font-size:1rem;cursor:pointer;margin-bottom:15px;transition:background-color .2s}.reset-btn:hover{background-color:#9f8a76}.game-info p{color:#776e65;font-size:1rem;margin:0}.modal-overlay{position:fixed;inset:0;background-color:#fffc;display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .3s ease-in-out}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal-content{background-color:#fff;padding:40px;border-radius:10px;text-align:center;box-shadow:0 4px 20px #0000004d;max-width:400px;width:90%;animation:slideIn .3s ease-in-out}@keyframes slideIn{0%{transform:translateY(-50px);opacity:0}to{transform:translateY(0);opacity:1}}.modal-title{font-size:2.5rem;margin-bottom:20px;font-weight:700}.modal-title.win{color:#edc22e}.modal-title.gameOver{color:#f67c5f}.modal-message{font-size:1.2rem;color:#776e65;margin-bottom:30px;line-height:1.4}.modal-buttons{display:flex;gap:15px;justify-content:center;flex-wrap:wrap}.modal-btn{padding:12px 24px;border:none;border-radius:6px;font-size:1rem;font-weight:700;cursor:pointer;transition:all .2s ease-in-out;min-width:120px}.restart-btn{background-color:#8f7a66;color:#fff}.restart-btn:hover{background-color:#9f8a76;transform:translateY(-2px)}.continue-btn{background-color:#edc22e;color:#fff}.continue-btn:hover{background-color:#edcc61;transform:translateY(-2px)}