@font-face{font-family:"Arial, sans-serif;"}.lucide{font-family:"Arial, sans-serif;";font-size:1.25rem;line-height:1;display:inline-block}#game-container-wrapper{font-family:Inter,sans-serif;overflow:hidden}.grid-container{display:grid;grid-template-columns:repeat(4,1fr);grid-template-rows:repeat(4,1fr);gap:10px;padding:10px;background-color:#bbada0;border-radius:6px;position:relative;width:min(90vmin,450px);height:min(90vmin,450px);aspect-ratio:1;touch-action:none;-webkit-tap-highlight-color:transparent;-webkit-user-select:none;-moz-user-select:none;user-select:none}.grid-cell{background-color:#cdc1b4;border-radius:3px;width:100%;height:100%}.tile{position:absolute;display:flex;justify-content:center;align-items:center;font-weight:700;border-radius:3px;transition:top .15s ease-out,left .15s ease-out,transform .1s ease-in-out,background-color .15s ease-in-out,color .15s ease-in-out;z-index:10;font-size:2.8vmin;width:calc(25% - 10px);height:calc(25% - 10px);box-sizing:border-box}.control-button{padding:8px 12px;font-size:.9rem;color:#f9f6f2;background-color:#8f7a66;border:none;border-radius:3px;cursor:pointer;font-weight:700;box-shadow:1px 1px 3px #0003;transition:background-color .2s}.control-button:hover{background-color:#776e65}.tile[data-value="2"]{background-color:#eee4da;color:#776e65}.tile[data-value="4"]{background-color:#ede0c8;color:#776e65}.tile[data-value="8"]{background-color:#f2b179;color:#f9f6f2}.tile[data-value="16"]{background-color:#f59563;color:#f9f6f2}.tile[data-value="32"]{background-color:#f67c5f;color:#f9f6f2}.tile[data-value="64"]{background-color:#f65e3b;color:#f9f6f2}.tile[data-value="128"]{background-color:#edcf72;color:#f9f6f2;font-size:2.6vmin}.tile[data-value="256"]{background-color:#edcc61;color:#f9f6f2;font-size:2.6vmin}.tile[data-value="512"]{background-color:#edc850;color:#f9f6f2;font-size:2.6vmin}.tile[data-value="1024"]{background-color:#edc53f;color:#f9f6f2;font-size:2.3vmin}.tile[data-value="2048"]{background-color:#edc22e;color:#f9f6f2;font-size:2.3vmin}.tile[data-value="4096"],.tile[data-value="8192"]{background-color:#3c3a32;color:#f9f6f2;font-size:2.3vmin}.tile-new{animation:appear .2s ease-out}@keyframes appear{0%{opacity:0;transform:scale(0)}to{opacity:1;transform:scale(1)}}@keyframes levelUpFlash{0%,to{background-color:#bbada0}50%{background-color:#edc22e}}.level-up-flash{animation:levelUpFlash .5s ease-in-out}.game-over-overlay{position:absolute;inset:0;background-color:#eee4daba;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;z-index:100;border-radius:6px;font-size:2.5vmin;color:#776e65;opacity:0;animation:fadeIn .5s ease-out forwards}@keyframes fadeIn{to{opacity:1}}#mobile-controls{margin:1rem auto 0}#info-modal .bg-white{background:linear-gradient(135deg,#f0f4f8,#d9e2ec);padding:2rem;border-radius:8px;box-shadow:0 4px 6px #0000001a;max-width:90%;width:100%}#info-modal h2{font-size:1.75rem;font-weight:700;margin-bottom:1rem;color:#333}#info-modal p,#info-modal ul{font-size:1rem;color:#555;margin-bottom:1rem}#info-modal button{background-color:#4a90e2;color:#fff;padding:.5rem 1rem;border-radius:4px;transition:background-color .2s}#info-modal button:hover{background-color:#357ab8}#info-modal{z-index:1000}.direction-area{background-color:#bbada04d;transition:background-color .15s,transform .1s;-webkit-user-select:none;-moz-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent;touch-action:manipulation;position:absolute;border-radius:6px}.direction-area:hover{background-color:#bbada080}.direction-area:active{background-color:#bbada0b3;transform:scale(.98)}#left-button,#right-button{height:100%}@media (max-width: 640px){.direction-area{background-color:#bbada066}.direction-button{height:40px;width:40px}[class*="left-[-60px]"]{left:-45px!important}[class*="right-[-60px]"]{right:-45px!important}[class*="top-[-60px]"]{top:-45px!important}[class*="bottom-[-60px]"]{bottom:-45px!important}.mt-\[70px\]{margin-top:55px}}#tap-regions{position:absolute;inset:0;z-index:10;touch-action:none}#tap-regions>div{-webkit-tap-highlight-color:transparent;-webkit-user-select:none;-moz-user-select:none;user-select:none;touch-action:manipulation}#tap-regions>div:active{background-color:#ffffff1a}@media (max-width: 640px){h1{font-size:2.5rem}.control-button{font-size:1rem}#score,#level,#best-score{font-size:1.25rem}.tile{font-size:5.5vmin}}