#snap-bottom-btn{touch-action:manipulation;-webkit-tap-highlight-color:transparent;-webkit-user-select:none;user-select:none}.game-controls{display:flex;justify-content:center;width:100%;margin-bottom:8px}#snap-bottom-btn{background:#2a5298;color:#fff;border:1px solid #4bacff;padding:8px 16px;font-size:.85rem;font-weight:700;border-radius:20px;cursor:pointer;transition:all .2s ease-in-out;box-shadow:0 2px 8px rgba(0,0,0,.4)}#snap-bottom-btn:active{transform:scale(.95);background:#1e3c72}@media (min-width:768px){.game-controls{display:none}}*{box-sizing:border-box;user-select:none;-webkit-user-select:none}body{background:#111;color:#eee;margin:0;padding:0;font-family:Arial,sans-serif;display:flex;flex-direction:column;align-items:center;min-height:100vh;overflow-x:hidden;overflow-y:auto}.main-header{text-align:center;padding:15px 10px 5px 10px;width:100%}.main-header h1{margin:0;font-size:1.4rem;color:#4bacff;text-shadow:0 2px 4px rgba(0,0,0,.5)}.page-layout{display:flex;flex-direction:column;align-items:center;width:100%;max-width:800px;padding:10px}.game-section{display:flex;justify-content:center;align-items:center;width:100%;margin-bottom:25px}#game-container{position:relative;display:flex;justify-content:center;align-items:center;width:100vw;height:calc(100vh - 100px);max-width:calc((100vh - 100px) * (470 / 840));max-height:calc(100vw * (840 / 470));aspect-ratio:470/840;touch-action:none}canvas{background:#e0e0e0;border:2px solid #444;width:100%;height:100%;display:block;box-shadow:0 0 20px rgba(0,0,0,.6);border-radius:8px}.hidden{display:none!important}.show{display:flex!important}#gameOverPopup{position:absolute;top:0;left:0;width:100%;height:100%;justify-content:center;align-items:center;background:rgba(0,0,0,.75);z-index:10;border-radius:8px}.popup-content{background:#222;color:#fff;padding:24px;border-radius:12px;text-align:center;box-shadow:0 4px 15px rgba(0,0,0,.5);border:1px solid #444;min-width:220px}.popup-content h2{margin-top:0;color:#ff4b4b}.popup-content button{padding:12px 24px;font-size:16px;font-weight:700;background-color:#2a5298;color:#fff;border:none;border-radius:6px;cursor:pointer;transition:background .2s}.popup-content button:hover{background-color:#1e3c72}.seo-content{background:#1a1a1a;padding:20px 25px;border-radius:10px;border:1px solid #333;line-height:1.6;color:#ccc;user-select:text;-webkit-user-select:text}.seo-content h2{color:#fff;font-size:1.3rem;margin-top:0}.seo-content h3{color:#4bacff;font-size:1.1rem;margin-top:20px}.seo-content strong{color:#fff}.seo-content ul{padding-left:20px}.seo-content li{margin-bottom:8px}.main-footer{text-align:center;padding:20px;font-size:.85rem;color:#777;width:100%}