:root{--color-bg-primary: #0a0a0f;--color-bg-secondary: #12121a;--color-bg-tertiary: #1a1a25;--color-glass-bg: rgba(30, 30, 45, .6);--color-glass-border: rgba(255, 255, 255, .08);--color-glass-shadow: rgba(0, 0, 0, .3);--color-text-primary: #f0f0f5;--color-text-secondary: #a0a0b0;--color-text-muted: #606075;--color-accent-primary: #6366f1;--color-accent-primary-hover: #818cf8;--color-accent-success: #22c55e;--color-accent-danger: #ef4444;--color-accent-warning: #f59e0b;--color-grass: #4ade80;--color-grass-dark: #16a34a;--color-sheep: #f5f5f0;--color-sheep-dark: #e8e8e0;--color-wolf: #dc3c3c;--color-wolf-dark: #b02e2e;--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-2xl: 3rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-full: 9999px;--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 2rem;--font-size-4xl: 2.5rem;--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .35s ease;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .2);--shadow-md: 0 4px 6px rgba(0, 0, 0, .3);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .4);--shadow-glow: 0 0 20px rgba(99, 102, 241, .3)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth}body{font-family:var(--font-family);font-size:var(--font-size-base);line-height:1.6;color:var(--color-text-primary);background:var(--color-bg-primary);background-image:radial-gradient(ellipse at top,rgba(99,102,241,.1) 0%,transparent 50%),radial-gradient(ellipse at bottom,rgba(34,197,94,.05) 0%,transparent 50%);min-height:100vh;overflow-x:hidden}#app{min-height:100vh;display:flex;flex-direction:column}.screen{min-height:100vh;display:flex;flex-direction:column;animation:fadeIn var(--transition-normal)}.screen.hidden{display:none}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.glass{background:var(--color-glass-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--color-glass-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}.header{text-align:center;padding:var(--space-2xl) var(--space-lg)}.title{font-size:var(--font-size-4xl);font-weight:700;background:linear-gradient(135deg,var(--color-grass) 0%,var(--color-accent-primary) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:var(--space-sm)}.subtitle{font-size:var(--font-size-lg);color:var(--color-text-secondary);font-weight:400}.config-container{flex:1;display:flex;flex-direction:column;align-items:center;padding:0 var(--space-lg) var(--space-2xl);max-width:1600px;margin:0 auto;width:100%}.preset-section{width:100%;max-width:300px;margin-bottom:var(--space-xl)}.label{display:block;font-size:var(--font-size-sm);font-weight:500;color:var(--color-text-secondary);margin-bottom:var(--space-sm)}.select{width:100%;padding:var(--space-sm) var(--space-md);font-size:var(--font-size-base);font-family:var(--font-family);color:var(--color-text-primary);background:var(--color-bg-tertiary);border:1px solid var(--color-glass-border);border-radius:var(--radius-md);cursor:pointer;transition:border-color var(--transition-fast)}.select:hover,.select:focus{border-color:var(--color-accent-primary);outline:none}.param-grid{display:grid;grid-template-columns:repeat(4,minmax(280px,1fr));gap:var(--space-lg);width:100%;margin-bottom:var(--space-xl)}.param-group{padding:var(--space-lg);border:none;min-width:0}.param-legend{font-size:var(--font-size-lg);font-weight:600;padding:0 var(--space-sm);margin-bottom:var(--space-md)}.param-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-md)}.param-row:last-child{margin-bottom:0}.param-row label{font-size:var(--font-size-sm);color:var(--color-text-secondary);line-height:1.3}.param-hint{display:block;font-size:var(--font-size-xs);color:var(--color-text-muted);font-weight:400;margin-top:2px}.input{width:80px;padding:var(--space-xs) var(--space-sm);font-size:var(--font-size-sm);font-family:var(--font-family);color:var(--color-text-primary);background:var(--color-bg-secondary);border:1px solid var(--color-glass-border);border-radius:var(--radius-sm);text-align:right;transition:border-color var(--transition-fast)}.input:hover,.input:focus{border-color:var(--color-accent-primary);outline:none}.input[type=number]::-webkit-outer-spin-button,.input[type=number]::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.input[type=number]{-moz-appearance:textfield}.settings-group{display:flex;flex-direction:column;gap:var(--space-lg)}.settings-item{display:flex;flex-direction:column;gap:var(--space-sm);margin-bottom:var(--space-md)}.settings-item:last-child{margin-bottom:0}.settings-label{font-size:var(--font-size-sm);color:var(--color-text-secondary);font-weight:500;line-height:1.4}.settings-item .select{width:100%;min-width:0}.speed-section{width:100%;max-width:400px;padding:var(--space-lg);margin-bottom:var(--space-xl);text-align:center}.slider{width:100%;height:6px;-webkit-appearance:none;appearance:none;background:var(--color-bg-tertiary);border-radius:var(--radius-full);outline:none;cursor:pointer;margin-top:var(--space-sm)}.slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:18px;height:18px;background:var(--color-accent-primary);border-radius:var(--radius-full);cursor:pointer;transition:transform var(--transition-fast),box-shadow var(--transition-fast)}.slider::-webkit-slider-thumb:hover{transform:scale(1.1);box-shadow:var(--shadow-glow)}.slider::-moz-range-thumb{width:18px;height:18px;background:var(--color-accent-primary);border:none;border-radius:var(--radius-full);cursor:pointer}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:var(--space-md) var(--space-xl);font-size:var(--font-size-base);font-weight:600;font-family:var(--font-family);border:none;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast)}.btn-primary{color:#fff;background:linear-gradient(135deg,var(--color-accent-primary) 0%,#4f46e5 100%);box-shadow:var(--shadow-md),0 0 20px #6366f133}.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg),0 0 30px #6366f14d}.btn-primary:active{transform:translateY(0)}.btn-secondary{color:var(--color-text-primary);background:var(--color-bg-tertiary);border:1px solid var(--color-glass-border)}.btn-secondary:hover{background:var(--color-bg-secondary);border-color:var(--color-accent-primary)}.btn-danger{color:#fff;background:var(--color-accent-danger)}.btn-danger:hover{filter:brightness(1.1)}.simulation-layout{display:flex;min-height:100vh;padding:var(--space-lg);gap:var(--space-lg)}.grid-section{flex:1;display:flex;align-items:center;justify-content:center;background:var(--color-bg-secondary);border-radius:var(--radius-lg);padding:var(--space-lg)}#grid-canvas{border-radius:var(--radius-md);box-shadow:var(--shadow-lg);image-rendering:pixelated;image-rendering:crisp-edges;width:min(70vmin,510px);height:min(70vmin,510px)}.sidebar{width:320px;padding:var(--space-lg);display:flex;flex-direction:column;gap:var(--space-lg)}.controls{display:flex;gap:var(--space-md)}.controls .btn{flex:1;padding:var(--space-sm) var(--space-md)}.speed-control{text-align:center}.stats{display:flex;flex-direction:column;gap:var(--space-sm)}.stat{display:flex;align-items:center;gap:var(--space-md);padding:var(--space-sm) var(--space-md);background:var(--color-bg-secondary);border-radius:var(--radius-md)}.stat-icon{font-size:var(--font-size-xl)}.stat-label{flex:1;font-size:var(--font-size-sm);color:var(--color-text-secondary)}.stat-value{font-size:var(--font-size-lg);font-weight:600;font-variant-numeric:tabular-nums}.stat-grass .stat-value{color:var(--color-grass)}.stat-sheep .stat-value{color:var(--color-sheep-dark)}.stat-wolf .stat-value{color:var(--color-wolf)}.chart-container{flex:1;min-height:150px}.chart-title{font-size:var(--font-size-sm);font-weight:500;color:var(--color-text-secondary);margin-bottom:var(--space-sm)}#chart-canvas{width:100%;height:150px;background:var(--color-bg-secondary);border-radius:var(--radius-md)}.tick-counter{text-align:center;font-size:var(--font-size-sm);color:var(--color-text-muted)}#tick-count{font-weight:600;color:var(--color-text-secondary);font-variant-numeric:tabular-nums}.game-over{padding:var(--space-lg);background:linear-gradient(135deg,#ef444433,#6366f133);border:1px solid rgba(239,68,68,.3);border-radius:var(--radius-lg);text-align:center;animation:pulseGlow 2s ease-in-out infinite}.game-over.hidden{display:none}.game-over-content h2{font-size:var(--font-size-xl);font-weight:700;margin-bottom:var(--space-sm);color:var(--color-accent-danger)}.game-over-content p{font-size:var(--font-size-sm);color:var(--color-text-secondary);margin-bottom:var(--space-xs)}.game-over-content p:last-child{margin-bottom:0;font-size:var(--font-size-base);color:var(--color-text-primary)}.game-over-content strong{color:var(--color-text-primary)}@keyframes pulseGlow{0%,to{box-shadow:0 0 10px #ef444433}50%{box-shadow:0 0 20px #ef444466}}@media (max-width: 1400px){.param-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 900px){.simulation-layout{flex-direction:column}.sidebar{width:100%;order:2}.grid-section{order:1}#grid-canvas{width:min(90vw,400px);height:min(90vw,400px)}.param-grid{grid-template-columns:1fr}}@media (max-width: 600px){.header{padding:var(--space-xl) var(--space-md)}.title{font-size:var(--font-size-3xl)}.config-container{padding:0 var(--space-md) var(--space-xl)}.simulation-layout{padding:var(--space-md)}.controls .btn{padding:var(--space-sm);font-size:var(--font-size-sm)}}