:root{color-scheme:dark;font-family:Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{width:100%;height:100%;overflow:hidden;background:#0a0a0a;color:#fafafa}.game-root{position:relative;width:100vw;height:100vh;overflow:hidden}.game-canvas{width:100%;height:100%;cursor:crosshair}.game-canvas canvas{display:block}.hud{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:10}.hud-top{position:absolute;top:1.5rem;left:50%;transform:translate(-50%);display:flex;gap:2rem;align-items:center}.hud-level{font-size:.85rem;font-weight:700;letter-spacing:.25em;text-transform:uppercase;color:#ffffffb3;background:#00000080;padding:.4rem 1rem;border-radius:4px;border:1px solid rgba(255,255,255,.1)}.hud-time{font-size:1.4rem;font-weight:600;font-variant-numeric:tabular-nums;color:#ffffffe6;background:#00000080;padding:.4rem 1rem;border-radius:4px;border:1px solid rgba(255,255,255,.1);font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.hud-click-hint{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-size:1rem;color:#fff9;background:#0009;padding:.6rem 1.2rem;border-radius:6px;animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,to{opacity:.6}50%{opacity:1}}.crosshair{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.crosshair-dot{width:6px;height:6px;border-radius:50%;background:#ffffff80;border:1px solid rgba(0,0,0,.3)}.minimap{position:absolute;bottom:1.5rem;right:1.5rem;background:#000000b3;border:1px solid rgba(255,255,255,.15);border-radius:6px;padding:.5rem;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.minimap canvas{display:block;image-rendering:pixelated}.minimap-label{text-align:center;font-size:.6rem;font-weight:700;letter-spacing:.3em;color:#fff6;margin-top:.3rem;text-transform:uppercase}.controls-hint{position:absolute;bottom:1.5rem;left:1.5rem;display:flex;flex-direction:column;gap:.25rem;font-size:.7rem;color:#ffffff59;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;background:#000c;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:20;pointer-events:all}.overlay-card{max-width:32rem;text-align:center;padding:3rem;border:1px solid rgba(255,255,255,.1);border-radius:12px;background:#ffffff08}.overlay-card h1{font-size:2.5rem;font-weight:800;letter-spacing:-.02em;margin-bottom:1rem}.overlay-card h2{font-size:1.8rem;font-weight:700;letter-spacing:.05em;margin-bottom:1rem;color:#0f8}.title-glow{background:linear-gradient(135deg,#f64,#f94,#fc4);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;text-shadow:none}.overlay-desc{color:#fff9;font-size:.95rem;line-height:1.6;margin-bottom:2rem}.overlay-time{font-size:1.6rem;font-weight:600;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;margin-bottom:.5rem}.overlay-level{color:#ffffff80;font-size:.9rem;margin-bottom:2rem}.overlay-buttons{display:flex;gap:1rem;justify-content:center}.btn{border:none;border-radius:6px;font-size:.85rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;padding:.8rem 1.6rem;cursor:pointer;transition:all .15s ease;font-family:inherit}.btn-primary{background:#00cc6a;color:#000}.btn-primary:hover{background:#0f8;transform:translateY(-1px)}.btn-secondary{background:#ffffff1a;color:#ffffffb3;border:1px solid rgba(255,255,255,.15)}.btn-secondary:hover{background:#ffffff26;color:#fff}.btn-large{font-size:1rem;padding:1rem 2.5rem}