*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}:root{--blue-deep: #1d4ed8;--blue-panel: #2563eb;--blue-dark: #1e3a8a;--blue-ink: #17255c;--orange: #f59e0b;--font: "Trebuchet MS", "Segoe UI", ui-rounded, system-ui, -apple-system, sans-serif}html,body{height:100%;overflow:hidden;font-family:var(--font);background:radial-gradient(120% 90% at 50% 0%,#dbe7fb,#c3d4f5 55%,#aabfec);user-select:none;-webkit-user-select:none}#app{height:100dvh;display:flex;align-items:center;justify-content:center}#stage{position:relative;height:100dvh;width:min(100vw,calc(100dvh * .58));min-width:320px;overflow:hidden}#game-canvas{position:absolute;inset:0;width:100%;height:100%;touch-action:none;display:block}#ui{position:absolute;inset:0;pointer-events:none;display:flex;flex-direction:column;z-index:2}.hud-top{display:flex;align-items:flex-start;justify-content:center;gap:10px;padding:calc(10px + env(safe-area-inset-top)) 12px 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