body{margin:0;font-family:Arial;background:black;color:white}
.glass{position:fixed;width:100%;display:flex;justify-content:space-between;padding:15px;background:rgba(0,0,0,0.6)}
.hero{height:100vh;display:flex;flex-direction:column;justify-content:center;align-items:center}
.btn-primary{background:#25D366;padding:10px 20px;border-radius:20px;color:white;text-decoration:none}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;padding:20px}
.card{background:#111;padding:20px;border-radius:10px}
.destacado{border:2px solid gold}
.whatsapp-float{position:fixed;bottom:20px;right:20px;background:#25D366;padding:15px;border-radius:50%}