@import "https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap";:root{--bg-main:#08090f;--bg-card:#11131e;--bg-card-hover:#181b2a;--border-color:#212437;--border-glow:#8b5cf626;--text-primary:#f3f4f6;--text-secondary:#9ca3af;--text-muted:#6b7280;--accent-primary:#8b5cf6;--accent-secondary:#ec4899;--accent-gradient:linear-gradient(135deg, #8b5cf6 0%, #c084fc 50%, #ec4899 100%);--accent-gradient-hover:linear-gradient(135deg, #7c3aed 0%, #a855f7 50%, #db2777 100%);--color-success:#10b981;--color-warning:#f59e0b;--color-danger:#ef4444;--color-info:#3b82f6;--font-sans:"Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono:"JetBrains Mono", monospace;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -1px #0000000f;--shadow-lg:0 10px 15px -3px #0000001a, 0 4px 6px -2px #0000000d;--shadow-glow:0 0 20px #8b5cf633;--transition-fast:.1s ease;--transition-normal:.25s ease}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-main);color:var(--text-primary);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;min-height:100vh;line-height:1.5;overflow-x:hidden}#root{text-align:left;border-inline:none;width:100%;max-width:100%;min-height:100vh;margin:0;padding:0;display:flex}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-main)}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.glass-panel{-webkit-backdrop-filter:blur(12px);border:1px solid var(--border-color);box-shadow:var(--shadow-lg);transition:border-color var(--transition-normal), box-shadow var(--transition-normal);background:#11131ed9;border-radius:16px}.glass-panel:hover{border-color:#8b5cf64d;box-shadow:0 10px 25px -5px #0000004d,0 0 15px #8b5cf61a}.glow-card{position:relative}.glow-card:after{content:"";background:var(--accent-gradient);border-radius:inherit;z-index:-1;opacity:0;transition:opacity var(--transition-normal);position:absolute;inset:-1px}.glow-card:hover:after{opacity:.15}.text-gradient{background:var(--accent-gradient);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}code,pre{font-family:var(--font-mono)}pre{border:1px solid var(--border-color);color:#a78bfa;background-color:#0b0c14;border-radius:8px;padding:16px;overflow-x:auto}.grid-node{-webkit-user-select:none;user-select:none;background-color:#141622;border:1px solid #282c3f;width:30px;height:30px;transition:background-color .2s,transform .1s;display:inline-block}.grid-node-start{box-shadow:0 0 8px var(--color-success);border-radius:4px;background-color:var(--color-success)!important}.grid-node-target{box-shadow:0 0 8px var(--color-danger);border-radius:4px;background-color:var(--color-danger)!important}.grid-node-wall{background-color:#475569!important;border-color:#64748b!important}.grid-node-visited{animation:1.2s cubic-bezier(.19,1,.22,1) forwards nodeVisited}.grid-node-shortest-path{animation:.6s cubic-bezier(.19,1,.22,1) forwards nodeShortestPath}@keyframes nodeVisited{0%{background-color:#7c3aed66;border-radius:50%;transform:scale(.3)}50%{background-color:#8b5cf699}to{background-color:#271a4c;border:1px solid #8b5cf6;transform:scale(1)}}@keyframes nodeShortestPath{0%{background-color:#ec489966;border-radius:40%;transform:scale(.5)}50%{background-color:#ec4899b3;transform:scale(1.15)}to{background-color:#ec4899;border:1px solid #f472b6;transform:scale(1);box-shadow:0 0 8px #ec489980}}.node-enter{animation:.4s ease-out forwards nodeFadeIn}@keyframes nodeFadeIn{0%{opacity:0;transform:scale(.7)translateY(-10px)}to{opacity:1;transform:scale(1)translateY(0)}}.sorting-bar{border-top-left-radius:4px;border-top-right-radius:4px;transition:height 50ms,background-color 50ms}.tree-node-circle{transition:fill var(--transition-normal), stroke var(--transition-normal), r .2s ease}.tree-edge-line{stroke-dasharray:5;transition:stroke var(--transition-normal);animation:10s linear infinite dash}@keyframes dash{to{stroke-dashoffset:-100px}}.btn-primary{background:var(--accent-gradient);color:#fff;font-family:var(--font-sans);cursor:pointer;transition:transform var(--transition-fast), filter var(--transition-fast);border:none;border-radius:8px;align-items:center;gap:8px;padding:10px 20px;font-weight:600;display:flex}.btn-primary:hover:not(:disabled){background:var(--accent-gradient-hover);transform:translateY(-1px)}.btn-primary:active:not(:disabled){transform:translateY(1px)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{color:var(--text-primary);border:1px solid var(--border-color);font-family:var(--font-sans);cursor:pointer;transition:background-color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);background:#21243799;border-radius:8px;align-items:center;gap:8px;padding:10px 20px;font-weight:500;display:flex}.btn-secondary:hover:not(:disabled){border-color:var(--text-muted);background:#212437e6}.btn-secondary:disabled{opacity:.5;cursor:not-allowed}.input-control{border:1px solid var(--border-color);color:var(--text-primary);font-family:var(--font-sans);transition:border-color var(--transition-normal);background:#08090fcc;border-radius:8px;outline:none;padding:8px 12px}.input-control:focus{border-color:var(--accent-primary)}.range-slider{-webkit-appearance:none;background:var(--border-color);border-radius:3px;outline:none;width:100%;height:6px}.range-slider::-webkit-slider-thumb{appearance:none;background:var(--accent-primary);cursor:pointer;border-radius:50%;width:16px;height:16px;transition:transform .1s}.range-slider::-webkit-slider-thumb:hover{transform:scale(1.25)}