:root{--bg-dark: #0a0e17;--bg-card: rgba(20, 25, 40, .7);--text-primary: #e0e6ed;--text-secondary: #94a3b8;--accent-cyan: #00f2ff;--accent-purple: #bd00ff;--accent-amber: #ffbd00;--accent-green: #00ff9d;--accent-red: #ff4d4d;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 2rem;--radius-md: 12px;--shadow-glow: 0 0 20px rgba(0, 242, 255, .15);--glass-border: 1px solid rgba(255, 255, 255, .1)}body{margin:0;font-family:Inter,system-ui,sans-serif;background-color:var(--bg-dark);color:var(--text-primary);line-height:1.6;overflow-x:hidden}a{text-decoration:none;color:inherit}h1,h2,h3{margin:0 0 var(--spacing-md);font-weight:700}.glow-text{text-shadow:var(--shadow-glow);background:linear-gradient(to right,var(--accent-cyan),var(--accent-purple));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.subtitle{color:var(--text-secondary);font-size:1.2rem}.container{max-width:1200px;margin:0 auto;padding:var(--spacing-lg)}.split-view{display:grid;grid-template-columns:300px 1fr;gap:var(--spacing-lg);height:calc(100vh - 80px)}@media(max-width:768px){.split-view{grid-template-columns:1fr;height:auto}}.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:var(--spacing-lg);margin-top:var(--spacing-lg)}.card{background:var(--bg-card);border:var(--glass-border);border-radius:var(--radius-md);padding:var(--spacing-lg);transition:transform .3s ease,box-shadow .3s ease;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-glow);border-color:var(--accent-cyan)}.card-icon{font-size:3rem;margin-bottom:var(--spacing-md)}.btn{padding:.8rem 1.5rem;border:none;border-radius:var(--radius-md);font-weight:600;cursor:pointer;transition:all .2s}.btn.primary{background:linear-gradient(135deg,var(--accent-cyan),var(--accent-purple));color:#fff}.btn.secondary{background:transparent;border:1px solid var(--accent-cyan);color:var(--accent-cyan)}.btn:hover{opacity:.9;transform:scale(1.05)}.btn.small{padding:.5rem 1rem;font-size:.85rem;margin-right:.5rem;margin-bottom:.5rem}.terrain-selector{display:grid;grid-template-columns:1fr 1fr;gap:.5rem}.btn-terrain{background:#0000004d;border:1px solid var(--text-secondary);color:var(--text-secondary);padding:.5rem;border-radius:6px;cursor:pointer;font-size:.8rem;transition:all .2s}.btn-terrain:hover{border-color:var(--accent-cyan);color:var(--accent-cyan)}.btn-terrain.active{background:#00f2ff1a;border-color:var(--accent-cyan);color:var(--accent-cyan);box-shadow:0 0 10px #00f2ff1a}.navbar{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-md) var(--spacing-lg);background:#0a0e17cc;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:var(--glass-border);position:sticky;top:0;z-index:100}.nav-logo{font-weight:700;font-size:1.2rem;color:var(--accent-cyan)}.nav-links a{margin-left:var(--spacing-lg);color:var(--text-secondary);transition:color .2s}.nav-links a:hover,.nav-links a.active{color:var(--accent-cyan)}.controls-panel{background:var(--bg-card);padding:var(--spacing-lg);border-radius:var(--radius-md);border:var(--glass-border);overflow-y:auto}.control-group{margin-bottom:var(--spacing-lg)}label{display:block;margin-bottom:var(--spacing-sm);color:var(--text-secondary);font-size:.9rem}select,input[type=range]{width:100%;background:#0000004d;border:1px solid var(--text-secondary);color:var(--text-primary);padding:.5rem;border-radius:6px}.info-box{background:#00f2ff0d;border:1px solid rgba(0,242,255,.2);border-radius:var(--radius-md);padding:var(--spacing-md);margin-top:var(--spacing-lg)}.info-box h3{color:var(--accent-cyan);font-size:1rem;margin-bottom:var(--spacing-sm)}#bellman-eq{overflow-x:auto;padding-bottom:.5rem;margin-bottom:.5rem;font-size:.9rem}.algo-list{padding-left:1.2rem;margin:0;font-size:.9rem;color:var(--text-secondary)}.algo-list li{margin-bottom:.5rem}.small-text{font-size:.85rem;color:var(--text-secondary);margin-top:var(--spacing-sm)}.viz-panel{background:#0003;border-radius:var(--radius-md);border:var(--glass-border);display:flex;justify-content:center;align-items:center;overflow:hidden;position:relative;min-height:400px}#canvas-container,#mdp-viz,#rl-canvas-container,#snake-canvas-container{width:100%;height:100%;display:flex;justify-content:center;align-items:center}canvas{max-width:100%;max-height:100%}.author-section{margin-top:4rem;padding:3rem 1rem;background:#ffffff08;border-top:1px solid rgba(255,255,255,.1);border-bottom:1px solid rgba(255,255,255,.1)}.author-container{max-width:800px;margin:0 auto;display:flex;align-items:center;gap:2rem}.author-avatar{width:120px;height:120px;border-radius:50%;object-fit:cover;border:2px solid var(--primary-color);box-shadow:0 0 20px #00f2ff33}.author-info h2{font-size:1.2rem;color:var(--text-secondary);margin-bottom:.5rem;text-transform:uppercase;letter-spacing:1px}.author-info h3{font-size:1.8rem;color:var(--text-primary);margin-bottom:1rem}.author-info p{color:var(--text-secondary);line-height:1.6;margin-bottom:1.5rem}.social-links a{color:var(--primary-color);text-decoration:none;font-weight:500;padding:.5rem 1rem;border:1px solid var(--primary-color);border-radius:4px;transition:all .3s ease}.social-links a:hover{background:var(--primary-color);color:#000;box-shadow:0 0 15px #00f2ff66}@media(max-width:600px){.author-container{flex-direction:column;text-align:center}}