@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;700&display=swap";:root{--bg-base: #0A0A0B;--bg-elevated: #141416;--bg-subtle: #1C1C1F;--bg-muted: #27272A;--border-subtle: #27272A;--border-emphasis: #3F3F46;--text-primary: #FAFAFA;--text-secondary: #A1A1AA;--text-tertiary: #71717A;--text-disabled: #52525B;--accent: #10B981;--accent-hover: #059669;--accent-muted: rgba(16, 185, 129, .14);--streak-fire: #F59E0B;--success: #22C55E;--warning: #F59E0B;--danger: #EF4444;--info: #3B82F6;--dev-accent: #F97316;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .5);--shadow-md: 0 4px 12px rgba(0, 0, 0, .6);--shadow-lg: 0 12px 32px rgba(0, 0, 0, .8);--glow-accent: 0 0 24px rgba(16, 185, 129, .4);--glow-streak: 0 0 16px rgba(245, 158, 11, .35);--motion-instant: .1s;--motion-fast: .15s;--motion-base: .25s;--motion-slow: .4s;--motion-deliberate: .6s;--ease-out: cubic-bezier(.16, 1, .3, 1);--ease-in: cubic-bezier(.7, 0, .84, 0);--ease-spring: cubic-bezier(.34, 1.56, .64, 1);--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-8: 32px;--space-10: 40px;--space-12: 48px;--space-16: 64px;--space-24: 96px;--space-32: 128px;--radius-sm: 8px;--radius: 10px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 20px;--radius-2xl: 24px;--font-sans: "Inter", system-ui, -apple-system, sans-serif;--font-mono: "JetBrains Mono", ui-monospace, monospace}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}html,body{background-color:var(--bg-base);color:var(--text-primary);font-family:var(--font-sans);font-feature-settings:"cv11","ss01"}.tabular-nums,.font-mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums}@keyframes gridrun-solved-pulse{0%{filter:drop-shadow(0 0 6px rgba(16,185,129,.3))}50%{filter:drop-shadow(0 0 22px rgba(16,185,129,.7))}to{filter:drop-shadow(0 0 10px rgba(16,185,129,.45))}}.gridrun-path-solved{animation:gridrun-solved-pulse 1.2s var(--ease-out)}@keyframes gridrun-streak-ignite{0%{transform:scale(.9);box-shadow:0 0 #f59e0b00}60%{transform:scale(1.04);box-shadow:0 0 20px #f59e0b66}to{transform:scale(1);box-shadow:0 0 12px #f59e0b4d}}button:hover:not(:disabled){filter:brightness(1.05)}input[type=time]:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-muted)}