:root{--primary-color:#6A1B9A;--secondary-color:#4A6E4A;--accent-color:#6A1B9A;--neon-cyan:#8E66A3;--neon-pink:#8E66A3;--background-color:#F5F5FA;--card-bg:rgba(255, 255, 255, 0.8);--body-bg:var(--background-color);--text-color:#333333;--heading-color:#5A1A85;--muted-text:#555555;--white:#FFFFFF;--gray-light:#EEEEEE;--gray-medium:#B0BEC5;--font-primary:'Montserrat', sans-serif;--font-body:'Lora', serif;--font-ui:'Inter', sans-serif;--font-accent:'Pacifico', cursive;--neon-glow:none;--box-shadow:0 4px 12px rgba(106, 27, 154, 0.1);--transition-base:all 0.25s cubic-bezier(0.4, 0, 0.2, 1);--border-radius:12px}[data-theme=dark]{--primary-color:#6A1B9A;--secondary-color:#4A6E4A;--accent-color:#6A1B9A;--neon-cyan:#8E66A3;--neon-pink:#8E66A3;--background-color:#1A1E24;--card-bg:rgba(30, 40, 50, 0.9);--body-bg:linear-gradient(to bottom, #1A1E24, #23272E);--text-color:#D0D0D0;--heading-color:#F5F5F5;--muted-text:#A0A0A0}@keyframes fadeInUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.05);text-shadow:0 0 5px var(--accent-color),0 0 15px var(--accent-color),0 0 25px var(--accent-color);transition:var(--transition-base)}}@keyframes breathe{0%,100%{transform:scale(1)}50%{transform:scale(1.05)}}.pulse-glow{animation:pulse .5s ease-in-out}.neon-glow{box-shadow:none;text-shadow:none;transition:none}.glow-progress{box-shadow:none;transition:none}.scale-up{transform:scale(1.1);transition:transform .3s ease}.slider-track{transition:transform .5s ease-out}.slide.fade-in-up{animation:fadeInUp .5s ease-out}.slide-dot{transition:all .3s ease}.slide-dot.active{background-color:var(--accent-color)}.slide-dot.pulse-glow{animation:pulse .5s ease-in-out}.slide-dot.scale-up{transform:scale(1.2)}.slider-prev,.slider-next{transition:all .3s ease}.slider-prev.neon-glow,.slider-next.neon-glow{box-shadow:0 0 10px var(--neon-cyan)}#reading-progress{height:3px;background:linear-gradient(to right,var(--primary-color),var(--secondary-color));transition:width .25s cubic-bezier(.4,0,.2,1)}#reading-progress.glow-progress{box-shadow:none}[data-feather]{transition:transform .3s ease}[data-feather].scale-up{transform:scale(1.1)}[data-feather].neon-glow{filter:drop-shadow(0 0 5px var(--neon-cyan))}@keyframes breathe{0%{transform:scale(1)}50%{transform:scale(1.02)}100%{transform:scale(1)}}body{background:var(--body-bg);color:var(--text-color);font-family:var(--font-body);margin:0;overflow-x:hidden}#visualization-container{margin:2rem auto;max-width:1400px;padding:2rem;background:var(--card-bg);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.1);border-radius:var(--border-radius);border-radius:15px;box-shadow:var(--box-shadow);position:relative;overflow:hidden;background:var(--card-bg)}.node circle{transition:var(--transition-base)}.node .open-node{fill:var(--secondary-color);stroke:var(--white);stroke-width:2px}.node .collapsed-node{fill:var(--primary-color);stroke:var(--white);stroke-width:2px}.node .url-node{fill:var(--accent-color);stroke:var(--white);stroke-width:2px}.node.active circle{animation:breathe 3s ease-in-out infinite}.node.active text{fill:var(--accent-color);font-weight:700;animation:breathe 3s ease-in-out infinite}.node text{fill:var(--text-color);font-family:var(--font-body);font-size:20px;font-weight:600;cursor:pointer;transition:var(--transition-base)}.node text:hover{fill:var(--primary-color)}path.link{stroke:var(--secondary-color);stroke-opacity:.6;stroke-width:3px;transition:stroke-opacity .3s ease;filter:none}path.link:hover{stroke-opacity:1}.firework-particle{position:absolute;width:8px;height:8px;border-radius:50%;opacity:1;pointer-events:none;z-index:1000;background:var(--accent-color)}.hero-message{text-align:center;padding:2rem 1rem}.hero-message p{font-size:1.5rem;color:var(--text-color);margin:.5rem 0;font-family:var(--font-body);line-height:1.6}.hero-message p:first-child{font-size:2rem;font-weight:600;color:var(--heading-color)}.about-section{padding:2rem 1rem;text-align:center}.about-section h2{font-family:var(--font-primary);font-size:2.5rem;color:var(--heading-color);margin-bottom:1rem}.about-section p{font-family:var(--font-body);font-size:1.2rem;color:var(--text-color);line-height:1.6;max-width:800px;margin:0 auto}.contact-us{padding:2rem 1rem;text-align:center}.contact-us h2{font-family:var(--font-primary);font-size:2.5rem;color:var(--heading-color);margin-bottom:1rem}.contact-us p{font-family:var(--font-body);font-size:1.2rem;color:var(--text-color);line-height:1.6;max-width:800px;margin:0 auto 1.5rem}.contact-us .btn-primary{background:linear-gradient(45deg,var(--primary-color),var(--secondary-color));color:var(--white);padding:.75rem 1.5rem;border-radius:var(--border-radius);text-decoration:none;font-family:var(--font-ui);font-weight:500;transition:var(--transition-base)}.contact-us .btn-primary:hover{transform:translateY(-4px);box-shadow:var(--subtle-shadow)}@media(max-width:768px){#visualization-container{padding:1rem;margin:1rem}.hero-message p{font-size:1.2rem}.hero-message p:first-child{font-size:1.5rem}.about-section h2,.contact-us h2{font-size:2rem}.about-section p,.contact-us p{font-size:1rem}.node text{font-size:16px}}@media(max-width:480px){.hero-message p{font-size:1rem}.hero-message p:first-child{font-size:1.2rem}.about-section h2,.contact-us h2{font-size:1.5rem}.node text{font-size:14px}}