: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;margin:0;padding:0}html,body,#root{min-height:100vh;background:#0a0a0a;color:#fafafa;overflow:hidden}.scene{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative;user-select:none;-webkit-user-select:none}.info{position:absolute;top:2rem;text-align:center;z-index:10}.tag{display:inline-block;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.75rem;letter-spacing:.22em;text-transform:uppercase;color:#ffffff8c;border:1px solid rgba(255,255,255,.12);padding:.25rem .75rem;border-radius:.25rem;margin-bottom:.75rem}.hint{color:#ffffff59;font-size:.85rem;animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,to{opacity:.35}50%{opacity:.7}}.stage{position:relative;width:100%;max-width:600px;height:400px;overflow:hidden}.cube{position:absolute;border-radius:10px;transition:box-shadow .1s;will-change:transform,top}.cube-face{position:absolute;top:6px;right:6px;bottom:6px;left:6px;border:2px solid rgba(255,255,255,.3);border-radius:6px}.cube-face:before{content:"";position:absolute;top:50%;left:50%;width:12px;height:12px;background:#ffffffe6;border-radius:50%;transform:translate(-50%,-50%);box-shadow:0 0 10px #ffffff80}.shadow{position:absolute;height:8px;background:radial-gradient(ellipse,rgba(255,255,255,.3),transparent);border-radius:50%;will-change:width,opacity;bottom:0}.ground{position:absolute;bottom:0;left:10%;right:10%;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.15),transparent)}.particle{position:absolute;border-radius:50%;pointer-events:none;will-change:transform,opacity}.obstacle{position:absolute;background:linear-gradient(180deg,#f34,#c12);border-radius:4px 4px 0 0;box-shadow:0 0 20px #ff323266,inset 0 0 10px #ffffff1a}.obstacle-tip{position:absolute;top:-12px;left:50%;transform:translate(-50%);width:0;height:0;border-left:15px solid transparent;border-right:15px solid transparent;border-bottom:14px solid #ff3344;filter:drop-shadow(0 -4px 6px rgba(255,50,50,.5))}.cube-dead{opacity:.6}.game-over-text{color:#f34;font-weight:700;letter-spacing:.15em;animation:blink .8s ease-in-out infinite}@keyframes blink{0%,to{opacity:1}50%{opacity:.3}}.stats{position:absolute;bottom:2rem;display:flex;gap:2rem;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.75rem;color:#ffffff4d;letter-spacing:.05em}