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tileAppear{0%{transform:scale(0)}50%{transform:scale(1.1)}to{transform:scale(1)}}.game-2048 .game-overlay{position:absolute;top:0;left:0;right:0;bottom:0;display:flex;justify-content:center;align-items:center;background:rgba(0,0,0,.85);border-radius:var(--primary-border-radious);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.game-2048 .game-message{text-align:center;padding:40px 30px;background:var(--color-bg-secondary);border-radius:16px;border:2px solid var(--color-border);max-width:400px;width:90%;box-shadow:0 8px 32px rgba(0,0,0,.3)}.game-2048 .game-message h2{font-size:2.5em;margin-bottom:20px;font-weight:700;text-shadow:2px 2px 4px rgba(0,0,0,.3)}.game-2048 .game-message p{margin:15px 0;color:var(--color-text);font-size:1.1em;line-height:1.6}.game-2048 .game-message.win{border-color:var(--color-success)}.game-2048 .game-message.win h2{color:var(--color-success)}.game-2048 .game-message.game-over{border-color:var(--color-error)}.game-2048 .game-message.game-over h2{color:var(--color-error)}.game-2048 .game-message .new-best{color:var(--color-success);font-weight:700;font-size:1.3em;animation:pulse 1s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.8;transform:scale(1.05)}}.game-2048 .button-group{display:flex;gap:10px;justify-content:center;margin-top:25px;flex-wrap:wrap}.game-2048 .action-button{background:linear-gradient(135deg,var(--color-btn-bg),#ff8c00);color:var(--color-btn-text);border:none;padding:15px 30px;font-size:1.1em;font-weight:700;border-radius:12px;cursor:pointer;transition:all .3s ease;font-family:var(--font-main);text-transform:uppercase;letter-spacing:1px;box-shadow:0 4px 15px rgba(249,153,0,.3)}.game-2048 .action-button:hover:not(:disabled){transform:translateY(-3px);box-shadow:0 8px 25px rgba(249,153,0,.4);background:linear-gradient(135deg,#ff8c00,var(--color-btn-bg))}.game-2048 .action-button:active:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 15px rgba(249,153,0,.3)}.game-2048 .action-button:disabled{opacity:.5;cursor:not-allowed}.game-2048 .action-button.secondary{background:var(--color-bg-tertiary);color:var(--color-text);border:2px solid var(--color-border);box-shadow:none}.game-2048 .action-button.secondary:hover:not(:disabled){background:var(--color-card);border-color:var(--color-primary)}.game-2048 .game-controls{display:flex;flex-direction:column;align-items:center;gap:10px;width:100%}.game-2048 .game-controls .horizontal-controls{display:grid;grid-template-columns:repeat(2,1fr);grid-gap:10px;gap:10px;width:100%;max-width:200px}.game-2048 .game-controls .control-button{width:100%;height:60px;border:3px solid var(--color-border);background:linear-gradient(135deg,var(--color-bg-secondary),var(--color-bg-tertiary));color:var(--color-text);border-radius:12px;font-size:1.5em;font-weight:700;cursor:pointer;transition:all .2s ease;-webkit-user-select:none;-moz-user-select:none;user-select:none;touch-action:manipulation;box-shadow:0 4px 12px rgba(0,0,0,.2)}.game-2048 .game-controls .control-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 16px rgba(0,0,0,.3);border-color:var(--color-primary)}.game-2048 .game-controls .control-button:active:not(:disabled){transform:scale(.95);box-shadow:0 2px 8px rgba(0,0,0,.3)}.game-2048 .game-controls .control-button:disabled{opacity:.4;cursor:not-allowed}.game-2048 .game-controls .control-button.up-button{border-color:var(--color-success);max-width:200px}.game-2048 .game-controls .control-button.up-button:hover:not(:disabled){background:var(--color-success);color:var(--color-btn-text)}.game-2048 .game-controls .control-button.left-button,.game-2048 .game-controls .control-button.right-button{border-color:var(--color-primary)}.game-2048 .game-controls .control-button.left-button:hover:not(:disabled),.game-2048 .game-controls .control-button.right-button:hover:not(:disabled){background:var(--color-primary);color:var(--color-btn-text)}.game-2048 .game-controls .control-button.down-button{border-color:var(--color-accent)}.game-2048 .game-controls .control-button.down-button:hover:not(:disabled){background:var(--color-accent);color:var(--color-btn-text)}@media(max-width:768px){.game-2048{padding:10px}.game-2048 .game-container{padding:15px;width:calc(100% - 20px);border-radius:12px}.game-2048 .title-section h1{font-size:2.2em}.game-2048 .score-box{padding:8px 12px;min-width:70px}.game-2048 .score-box .score-value{font-size:1.3em}.game-2048 .tile{font-size:1.5em}.game-2048 .game-message{padding:25px 20px}.game-2048 .game-message h2{font-size:1.8em}.game-2048 .game-message p{font-size:1em;margin:10px 0}.game-2048 .action-button{padding:12px 24px;font-size:1em}.game-2048 .game-controls .control-button{height:70px;font-size:1.8em}}@media(max-width:480px){.game-2048{padding:5px}.game-2048 .game-container{padding:10px;border-radius:8px}.game-2048 .title-section h1{font-size:1.8em}.game-2048 .title-section p{font-size:.8em}.game-2048 .score-section{flex-direction:column;width:100%}.game-2048 .score-box{width:100%}.game-2048 .tile{font-size:1.2em}.game-2048 .game-message{padding:20px 15px}.game-2048 .game-message h2{font-size:1.5em}.game-2048 .game-message p{font-size:.9em;margin:8px 0}.game-2048 .game-controls .control-button{height:65px;font-size:1.6em}}@media(orientation:landscape)and (max-height:600px){.game-2048{min-height:100vh;padding:5px}.game-2048 .game-container{padding:10px;max-width:600px}.game-2048 .game-header,.game-2048 .score-section{flex-direction:row}}@media(prefers-reduced-motion:reduce){.game-2048 .action-button,.game-2048 .control-button{transition:none}.game-2048 .action-button:active,.game-2048 .action-button:hover,.game-2048 .control-button:active,.game-2048 .control-button:hover{transform:none}.game-2048 .tile{animation:none;transition:none}.game-2048 .new-best{animation:none}}