*{margin:0;padding:0;box-sizing:border-box}html,body{width:100%;height:100%;overflow:hidden;overscroll-behavior:none;touch-action:none;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent;color:#ffffffde;background-color:#000;font-family:Arial,Helvetica,sans-serif}#app{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;justify-content:center;align-items:center;padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);background:radial-gradient(circle at 78% 10%,#8fe3ff 0,transparent 28%),linear-gradient(180deg,#183456,#07111f)}#game-container canvas{display:block;touch-action:none;image-rendering:pixelated;box-shadow:0 16px 42px #0000008c,0 0 0 2px #ffffff2e}#start-overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:12px;background:#6ab3f5;color:#fff;text-align:center;z-index:10;cursor:pointer}#start-overlay h1{font-size:clamp(28px,7vw,56px);letter-spacing:1px;text-shadow:3px 3px 0 #222}#start-overlay p{font-size:clamp(14px,3.5vw,22px);animation:pulse 1.2s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}#start-overlay.hidden{display:none}