:root{color-scheme:dark;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.5}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100vh;background:#0a0a0a;color:#fafafa;overflow:hidden}.shell{min-height:100vh;display:flex;flex-direction:column;align-items:center;padding:0}canvas{display:block;cursor:none}.hud{position:fixed;top:1rem;left:50%;transform:translate(-50%);display:flex;gap:2rem;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:1.1rem;z-index:10;pointer-events:none;-webkit-user-select:none;user-select:none}.hud span{color:#ffffffd9;text-shadow:0 2px 8px rgba(0,0,0,.6)}.title-overlay{position:fixed;top:0;left:0;width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:20;pointer-events:none}.title-overlay h1{font-size:3rem;margin:0 0 .5rem;color:#4ade80;text-shadow:0 4px 20px rgba(74,222,128,.3)}.title-overlay p{font-size:1.2rem;color:#fff9;margin:0}.game-over-overlay{position:fixed;top:0;left:0;width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:20;background:#000000b3}.game-over-overlay h1{font-size:3rem;margin:0 0 .5rem;color:#f87171}.game-over-overlay p{font-size:1.3rem;color:#fffc;margin:.25rem 0}.game-over-overlay button{margin-top:1.5rem;padding:.75rem 2rem;font-size:1.1rem;border:none;border-radius:.5rem;background:#4ade80;color:#0a0a0a;font-weight:600;cursor:pointer;pointer-events:all;transition:background .2s}.game-over-overlay button:hover{background:#22c55e}