:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}html,body,#root{width:100%;height:100%;overflow:hidden;display:flex;justify-content:center;align-items:center}body{font-family:Source Sans Pro,sans-serif;background-color:#0a0a0a;color:#fff;-webkit-font-smoothing:antialiased}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}body{font-family:Source Sans Pro,sans-serif;background:linear-gradient(135deg,#0a0a0ab3,#1a1a2eb3),url(/cityscape.webp) center/cover no-repeat fixed;color:#fff;-webkit-font-smoothing:antialiased;min-height:100vh}body:before{content:"";position:fixed;top:0;left:0;width:100%;height:100%;background:repeating-linear-gradient(0deg,transparent,transparent 2px,rgba(0,229,255,.03) 2px,rgba(0,229,255,.03) 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glitch{0%,90%,to{transform:translate(0)}92%{transform:translate(-2px,2px)}94%{transform:translate(2px,-2px)}96%{transform:translate(-2px,-2px)}98%{transform:translate(2px,2px)}}.menu-overlay h1.glitch-text{animation:glitch 3s infinite}.menu-overlay p.subtitle{font-size:1.2rem;color:#00eaff;text-shadow:0 0 10px #00ffff;margin-bottom:20px;letter-spacing:1px;font-style:italic;position:relative;z-index:2}.menu-controls{margin:15px 0;padding:12px 20px;background:#2039;border:1px solid #ff00ff;border-radius:8px;position:relative;z-index:2}.controls-hint{font-family:JetBrains Mono,IBM Plex Mono,monospace;font-size:.85rem;color:#cff;text-align:center;line-height:1.4}.neon-button{background:#203c;border:2px solid #ff00ff;color:#f3f;padding:12px 24px;font-family:Orbitron,sans-serif;font-size:1rem;font-weight:700;text-transform:uppercase;cursor:pointer;transition:all .3s ease;border-radius:6px;position:relative;z-index:2;box-shadow:0 0 10px #ff00ff4d}.neon-button:hover{background:#330055e6;box-shadow:0 0 20px #f0f9,inset 0 0 10px #ff00ff4d;transform:scale(1.05)}.neon-button-purple{border-color:#f0f;color:#f3f}.game-container{background:#0a0a0ad9;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);border:1px solid var(--cyan-neon);box-shadow:0 0 15px #00e5ff33;border-radius:8px}@keyframes window-flicker{0%,to{opacity:.3}50%{opacity:.6}}@media(max-width:768px){.hud{flex-wrap:wrap;justify-content:center;gap:10px;padding:10px 15px}.hud-item{border-right:none;padding:5px 10px}.hud-item .value{font-size:1.4rem}.hud-item .label{font-size:.55rem}}.board{display:inline-block;background:#000;padding:10px}.row{display:flex}.cell{width:30px;height:30px;border:1px solid #222}