:root{--bg-primary: #ffffff;--bg-secondary: #f5f5f5;--bg-panel: rgba(255, 255, 255, .95);--border-color: #d0d0d0;--text-primary: #2c3e50;--text-secondary: #7f8c8d;--primary-color: #4a90e2;--success-color: #4caf50;--error-color: #f44336;--grid-alive: #27ae60;--grid-dead: #ecf0f1;--grid-border: #bdc3c7}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);overflow:hidden}#app{display:flex;flex-direction:column;height:100vh}.canvas-container{position:fixed;top:0;left:0;width:100vw;height:100vh;overflow:hidden}#grid-canvas{display:block;width:100%;height:100%;cursor:default}.floating-panel{position:fixed;background:var(--bg-panel);backdrop-filter:blur(10px);border:1px solid var(--border-color);border-radius:12px;box-shadow:0 8px 32px #0000001a;z-index:1000;will-change:transform}.floating-panel.dragging{transition:none!important;user-select:none}#control-panel{top:20px;left:20px;width:294px;max-height:calc(100vh - 120px);overflow-y:auto}#playback-panel{bottom:30px;left:50%;transform:translate(-50%);width:auto}#playback-panel.collapsed{transform:translate(-50%)}#statistics-panel{top:20px;right:20px;width:auto;min-width:200px}.statistics-panel .panel-content{overflow:visible;max-height:none}.panel-header{display:flex;align-items:center;gap:8px;padding:12px 16px;border-bottom:1px solid var(--border-color);cursor:grab;user-select:none}.panel-header:active{cursor:grabbing}.panel-header h3{font-size:.95rem;font-weight:600;margin:0;flex:1;color:var(--text-primary)}.drag-handle{font-size:18px;color:var(--text-secondary);cursor:grab}.collapse-btn{background:none;border:none;color:var(--text-secondary);font-size:1.2rem;font-weight:700;cursor:pointer;padding:4px 8px;line-height:1;transition:color .2s}.collapse-btn:hover{color:var(--text-primary)}.floating-panel.collapsed .panel-content{display:none}.panel-content{overflow-y:auto;max-height:calc(100vh - 200px)}.panel-section{padding:14px 16px;border-bottom:1px solid rgba(42,42,74,.5)}.panel-section:last-child{border-bottom:none}.panel-section>label{display:block;font-size:.8rem;font-weight:600;margin-bottom:8px;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px}.input-select{width:100%;padding:.5rem;background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:4px;color:var(--text-primary);font-size:.9rem;cursor:pointer}.input-select:focus{outline:none;border-color:var(--primary-color)}.input-text{width:100%;padding:.5rem;background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:4px;color:var(--text-primary);font-size:.9rem;font-family:Consolas,Monaco,monospace}.input-text:focus{outline:none;border-color:var(--primary-color)}.input-number{width:70px;padding:.4rem;background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:4px;color:var(--text-primary);font-size:.85rem;text-align:center}.input-number:focus{outline:none;border-color:var(--primary-color)}.rule-input-group{display:flex;gap:8px;align-items:center}.rule-input-group .input-text{flex:1}.rule-status{font-size:.75rem;font-weight:600;padding:2px 6px;border-radius:3px;white-space:nowrap}.rule-status.valid{color:var(--success-color)}.rule-status.invalid{color:var(--error-color)}.help-text{font-size:.8rem;color:var(--text-secondary);line-height:1.4;margin-bottom:8px;padding:8px;background-color:#f0f5ff;border-left:3px solid var(--primary-color);border-radius:3px}.help-text strong{color:var(--primary-color);font-weight:600}.rule-example{font-size:.75rem;color:var(--text-secondary);margin-top:6px;padding:4px 0;font-style:italic}.preset-desc{font-size:.8rem;color:var(--success-color);margin-top:6px;min-height:16px;padding:4px 0}.rule-grid-selector{margin-top:10px;display:flex;flex-direction:column;gap:8px}.rule-grid-row{display:flex;gap:8px;align-items:center}.rule-grid-label{font-size:.8rem;font-weight:600;color:var(--text-primary);min-width:60px;text-align:left}.rule-grid-buttons.count-selector{display:flex;gap:2px;flex-wrap:nowrap}.rule-grid-btn{padding:0;width:20px;height:20px;background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:3px;color:var(--text-primary);font-size:.6rem;font-weight:600;cursor:pointer;transition:all .15s ease;display:flex;align-items:center;justify-content:center}.rule-grid-btn:hover{border-color:var(--primary-color);background-color:#e8f0ff}.rule-grid-btn.active{background-color:var(--primary-color);border-color:var(--primary-color);color:#fff}.grid-size-row{display:flex;align-items:center;gap:8px}.grid-size-row span{color:var(--text-secondary);font-size:.85rem}.slider-row{display:flex;align-items:center;gap:8px}.slider-row input[type=range]{flex:1}.slider-row .slider-value{min-width:36px;text-align:right;font-size:.85rem;color:var(--primary-color);font-weight:600}input[type=range]{-webkit-appearance:none;appearance:none;height:4px;background:var(--border-color);border-radius:2px;outline:none}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:14px;height:14px;border-radius:50%;background:var(--primary-color);cursor:pointer}.btn-action{width:100%;padding:8px;background-color:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border-color);border-radius:6px;font-size:.85rem;font-weight:500;cursor:pointer;transition:all .15s ease}.btn-action:hover{background-color:var(--border-color);border-color:var(--primary-color)}.playback-bar{display:flex;align-items:center;gap:4px}.playback-divider{width:1px;height:24px;background-color:var(--border-color);margin:0 4px}.btn-playback{height:36px;padding:0 14px;background-color:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border-color);border-radius:4px;font-size:.85rem;font-weight:500;cursor:pointer;transition:all .15s ease;white-space:nowrap}.btn-playback:hover{background-color:var(--border-color);border-color:var(--primary-color)}.btn-playback.primary{background-color:var(--primary-color);border-color:var(--primary-color);color:#fff;font-weight:600}.btn-playback.primary:hover{background-color:#357abd}.speed-control-inline{display:flex;align-items:center;gap:8px;margin-top:10px;padding-top:10px;border-top:1px solid var(--border-color)}.speed-control-inline label{font-size:.8rem;color:var(--text-secondary);white-space:nowrap;margin:0;text-transform:none;letter-spacing:normal}.speed-control-inline input[type=range]{flex:1;min-width:80px}.speed-control-inline span{font-size:.8rem;color:var(--text-secondary);min-width:56px;text-align:right}.stat-item{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:6px 16px;font-size:.9rem}.stat-item span:first-child{color:var(--text-secondary);font-weight:500}.stat-item span:last-child{font-weight:600;color:var(--primary-color);font-size:.95rem;font-family:Consolas,Monaco,monospace}@media (max-width: 768px){#control-panel{width:calc(100% - 40px);max-height:40vh;top:10px;left:10px}#playback-panel{left:10px;right:10px;bottom:10px;transform:none;width:calc(100% - 20px)}#statistics-panel{right:10px;top:10px;min-width:160px}}