:root{--bg-primary: #0a0a0a;--bg-secondary: #111111;--bg-card: #1a1a1a;--orange-primary: #ff9800;--orange-dim: #cc7a00;--orange-glow: rgba(255, 152, 0, .3);--orange-subtle: rgba(255, 152, 0, .08);--text-primary: #e0e0e0;--text-secondary: #888;--border: #2a2a2a;--grid-line: rgba(255, 152, 0, .06);--checker-light: #0a0a0a;--checker-dark: #191309}*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body,#root{height:100%;width:100%}body{font-family:SF Mono,Fira Code,Cascadia Code,JetBrains Mono,Courier New,monospace;background:var(--checker-light);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden;overscroll-behavior:none}#root{background-image:linear-gradient(var(--checker-dark) 1px,transparent 1px),linear-gradient(90deg,var(--checker-dark) 1px,transparent 1px);background-size:40px 40px;background-position:center center;min-height:100%;overflow-y:auto}::-webkit-scrollbar{width:4px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:#333;border-radius:2px}.app{display:flex;flex-direction:column;min-height:100vh;padding:12px;gap:12px;max-width:800px;margin:0 auto}.header{text-align:center;padding:16px 0 8px}.header h1{font-size:1.3rem;font-weight:600;color:var(--orange-primary);letter-spacing:2px;text-transform:uppercase;text-shadow:0 0 20px var(--orange-glow)}.header .subtitle{font-size:.7rem;color:var(--text-secondary);margin-top:4px;letter-spacing:1px}.canvas-wrapper{position:relative;width:100%;height:55vw;max-height:55vh;min-height:280px;border:1px solid var(--border);border-radius:8px;overflow:hidden;background:var(--bg-secondary);box-shadow:0 0 30px #00000080,inset 0 0 30px #0000004d;margin:0 auto}.generation-badge{position:absolute;top:8px;right:8px;background:#000000b3;border:1px solid var(--border);border-radius:4px;padding:4px 10px;font-size:.65rem;color:var(--orange-primary);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);pointer-events:none;z-index:10}.cell-count-badge{position:absolute;top:8px;left:8px;background:#000000b3;border:1px solid var(--border);border-radius:4px;padding:4px 10px;font-size:.65rem;color:var(--text-secondary);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);pointer-events:none;z-index:10}.controls-hint{position:absolute;bottom:8px;right:8px;font-size:.6rem;color:var(--text-secondary);background:#0009;padding:3px 8px;border-radius:4px;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);pointer-events:none;z-index:10;letter-spacing:.3px}.controls{display:flex;flex-direction:column;gap:10px}.control-row{display:flex;gap:8px;justify-content:center;flex-wrap:wrap}.btn{font-family:inherit;font-size:.75rem;padding:10px 18px;border:1px solid var(--border);border-radius:6px;background:var(--bg-card);color:var(--text-primary);cursor:pointer;transition:all .2s ease;letter-spacing:.5px;white-space:nowrap;user-select:none;-webkit-user-select:none}.btn:hover{border-color:var(--orange-dim);background:var(--orange-subtle)}.btn:active{transform:scale(.97)}.btn-primary{background:var(--orange-primary);color:#000;border-color:var(--orange-primary);font-weight:600}.btn-primary:hover{background:var(--orange-dim);border-color:var(--orange-dim)}.btn-danger{border-color:#f33;color:#f55}.btn-danger:hover{background:#ff32321a}.btn.active{border-color:var(--orange-primary);background:var(--orange-subtle);color:var(--orange-primary)}.preset-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}.preset-btn{font-family:inherit;font-size:.65rem;padding:8px 4px;border:1px solid var(--border);border-radius:6px;background:var(--bg-card);color:var(--text-secondary);cursor:pointer;transition:all .2s ease;text-align:center;user-select:none;-webkit-user-select:none}.preset-btn:hover,.preset-btn.active{border-color:var(--orange-primary);color:var(--orange-primary);background:var(--orange-subtle)}.preset-btn .emoji{display:block;font-size:1.2rem;margin-bottom:2px}.section{background:#0f0f0fcc;border:1px solid var(--border);border-radius:8px;padding:12px;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.section-title{font-size:.7rem;color:var(--orange-primary);text-transform:uppercase;letter-spacing:1.5px;margin-bottom:10px;font-weight:600}.rules-editor{display:flex;flex-direction:column;gap:10px}.rules-reset-row{display:flex;align-items:center;justify-content:space-between;gap:8px}.rules-label-small{font-size:.6rem;color:var(--text-secondary);letter-spacing:.5px}.rule-group{display:flex;flex-direction:column;gap:6px}.rule-label{font-size:.7rem;color:var(--text-secondary)}.rule-toggles{display:flex;flex-wrap:wrap;gap:3px}.rule-toggle{width:26px;height:26px;font-family:inherit;font-size:.65rem;border:1px solid var(--border);border-radius:4px;background:var(--bg-card);color:var(--text-secondary);cursor:pointer;transition:all .15s ease;display:flex;align-items:center;justify-content:center;user-select:none;-webkit-user-select:none;padding:0}.rule-toggle.active{background:var(--orange-primary);color:#000;border-color:var(--orange-primary);font-weight:700}.speed-control{display:flex;align-items:center;gap:10px}.speed-label{font-size:.7rem;color:var(--text-secondary);min-width:50px}.speed-slider{flex:1;-webkit-appearance:none;-moz-appearance:none;appearance:none;height:4px;background:var(--border);border-radius:2px;outline:none}.speed-slider::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:18px;height:18px;background:var(--orange-primary);border-radius:50%;cursor:pointer;border:2px solid var(--bg-primary)}.speed-slider::-moz-range-thumb{width:18px;height:18px;background:var(--orange-primary);border-radius:50%;cursor:pointer;border:2px solid var(--bg-primary)}.speed-value{font-size:.7rem;color:var(--orange-primary);min-width:40px;text-align:right}.cell-design{display:flex;flex-direction:column;gap:10px}.color-control{display:flex;align-items:center;gap:10px}.color-picker-wrap{flex-shrink:0}.color-picker-input{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:32px;height:32px;border:1px solid var(--border);border-radius:6px;background:none;cursor:pointer;padding:2px}.color-picker-input::-webkit-color-swatch-wrapper{padding:0}.color-picker-input::-webkit-color-swatch{border:none;border-radius:4px}.color-picker-input::-moz-color-swatch{border:none;border-radius:4px}.color-presets{display:flex;gap:6px;flex-wrap:wrap}.color-dot{width:22px;height:22px;border-radius:50%;border:2px solid transparent;cursor:pointer;padding:0;transition:transform .15s ease,border-color .15s ease;flex-shrink:0}.color-dot:hover{transform:scale(1.2)}.color-dot.active{border-color:var(--orange-primary);transform:scale(1.15)}.design-panel .section-title{margin-top:0}.design-divider{height:1px;background:var(--border);margin:12px 0}.focus-overlay{position:absolute;bottom:16px;left:50%;transform:translate(-50%);display:flex;gap:8px;z-index:110;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#00000080;padding:8px 12px;border-radius:8px;border:1px solid var(--border)}.app--focus .header,.app--focus .footer,.app--focus .controls{opacity:0;pointer-events:none;max-height:0;overflow:hidden;margin:0;padding:0;transition:opacity .35s ease,max-height .4s ease,margin .4s ease,padding .4s ease}.app--focus .canvas-wrapper{position:fixed;top:0;right:0;bottom:0;left:0;height:100dvh;width:100vw;max-height:none;min-height:unset;z-index:100;border-radius:0;border:none;margin:0;touch-action:none}.header,.footer,.controls{transition:opacity .35s ease,max-height .4s ease}.toast{position:fixed;bottom:20px;left:50%;transform:translate(-50%);background:var(--bg-card);border:1px solid var(--orange-primary);color:var(--orange-primary);padding:10px 20px;border-radius:8px;font-size:.75rem;z-index:1000;animation:toastIn .3s ease,toastOut .3s ease 2.7s forwards;box-shadow:0 0 20px var(--orange-glow);pointer-events:none}@keyframes toastIn{0%{opacity:0;transform:translate(-50%) translateY(20px)}to{opacity:1;transform:translate(-50%) translateY(0)}}@keyframes toastOut{0%{opacity:1}to{opacity:0}}.footer{text-align:center;padding:8px 0 16px;font-size:.6rem;color:var(--text-secondary);letter-spacing:.5px}@media(min-width:768px){.app{padding:20px;gap:16px}.header h1{font-size:1.6rem}.canvas-wrapper{height:60vh;max-height:60vh}.preset-grid{grid-template-columns:repeat(6,1fr)}.btn{padding:10px 24px;font-size:.8rem}}@media(max-width:380px){.preset-grid{grid-template-columns:repeat(3,1fr)}.btn{padding:8px 12px;font-size:.7rem}}