:root{--primary:#ff4500;--secondary:#1a1a2e;--accent:#0f8;--text:#f5f5f5;--bg:#0d0d1c}*{margin:0;padding:0;box-sizing:border-box;font-family:system-ui,-apple-system,sans-serif}body{background:var(--bg);color:var(--text);line-height:1.6;overflow-x:hidden}header{position:sticky;top:0;background:var(--secondary);z-index:100;padding:1rem;box-shadow:0 2px 5px rgba(0,0,0,.5)}nav{display:flex;justify-content:space-between;align-items:center;max-width:1200px;margin:0 auto}nav a{color:var(--text);text-decoration:none;padding:.5rem 1rem;transition:color .3s}nav a:hover{color:var(--accent)}.hero{height:100vh;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;position:relative;overflow:hidden}.hero canvas{position:absolute;top:0;left:0;width:100%;height:100%;z-index:1}.hero h1{font-size:3rem;margin-bottom:1rem;text-shadow:2px 2px 5px rgba(0,0,0,.7)}.cta{display:inline-block;padding:1rem 2rem;background:var(--primary);color:var(--text);text-decoration:none;border-radius:50px;font-weight:700;transition:transform .3s,box-shadow .3s}.cta:hover{transform:scale(1.05);box-shadow:0 5px 15px rgba(255,69,0,.5)}.sticky-cta{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:var(--accent);color:var(--secondary);padding:.5rem 1rem;border-radius:25px;z-index:99;display:none;animation:slideUp .5s ease}@keyframes slideUp{from{transform:translate(-50%,100px)}to{transform:translate(-50%,0)}}main{max-width:1200px;margin:0 auto;padding:2rem}section{margin-bottom:3rem}h2{font-size:2rem;color:var(--accent);margin-bottom:1rem}table{width:100%;border-collapse:collapse;margin:1rem 0;background:var(--secondary)}th,td{padding:1rem;border:1px solid var(--primary);text-align:left}th{background:var(--primary);color:var(--text)}.fact{background:var(--secondary);padding:1rem;border-left:5px solid var(--accent);margin:1rem 0;font-style:italic}.toc{z-index:10;position:sticky;top:80px;background:var(--secondary);padding:1rem;border-radius:10px;margin-bottom:2rem}.toc a{display:block;color:var(--text);text-decoration:none;padding:.5rem;transition:color .3s}.toc a:hover,.toc a.active{color:var(--accent)}.modal{display:flex;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.8);z-index:1000;justify-content:center;align-items:center}.modal-content{background:var(--secondary);padding:2rem;border-radius:15px;max-width:500px;text-align:center;position:relative;animation:popIn .5s ease}@keyframes popIn{from{transform:scale(.5);opacity:0}to{transform:scale(1);opacity:1}}.modal-close{position:absolute;top:10px;right:10px;font-size:1.5rem;cursor:pointer;color:var(--accent)}canvas.slot{margin:1rem auto;display:block}footer{background:var(--secondary);padding:2rem;text-align:center}footer a{color:var(--accent);text-decoration:none}@media (max-width:768px){.hero h1{font-size:2rem}nav{flex-direction:column}nav a{padding:.5rem}main{padding:1rem}.modal-content{max-width:90%}}