:root{color-scheme:dark;--bg: #120d18;--bg-accent: #241a2e}*{margin:0;padding:0;box-sizing:border-box}html,body{width:100%;height:100%;overflow:hidden;background:var(--bg);font-family:Courier New,Lucida Console,monospace;-webkit-tap-highlight-color:transparent;overscroll-behavior:none;user-select:none;-webkit-user-select:none}#app{position:fixed;inset:0;display:flex;align-items:center;justify-content: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 50% 20%,var(--bg-accent) 0%,var(--bg) 70%)}#game-container{position:relative;width:100%;height:100%;display:flex;align-items:center;justify-content:center;min-width:0;min-height:0}#sound-toggle{position:absolute;top:max(10px,env(safe-area-inset-top));right:max(10px,env(safe-area-inset-right));z-index:6;width:44px;height:44px;display:flex;align-items:center;justify-content:center;padding:0;background:#1b1420b8;border:1px solid rgba(244,213,141,.35);border-radius:10px;color:#f4d58d;cursor:pointer;opacity:.75;touch-action:manipulation}#sound-toggle:hover,#sound-toggle:focus-visible{opacity:1;outline:none;border-color:#f4d58dcc}#sound-toggle:active{transform:scale(.94)}#sound-toggle svg{width:24px;height:24px}#sound-toggle .icon-off,#sound-toggle.muted .icon-on{display:none}#sound-toggle.muted .icon-off{display:block}#game-container canvas{image-rendering:pixelated;image-rendering:crisp-edges;touch-action:manipulation;max-width:100%;max-height:100%}#orientation-hint{display:none;position:fixed;inset:0;z-index:10;align-items:center;justify-content:center;padding:2rem;background:var(--bg);color:#f4d58d;text-align:center;font-size:1.1rem}@media(max-width:820px)and (orientation:portrait)and (pointer:coarse){#orientation-hint{display:flex}}