body{margin:0;font-family:Arial;background:#000;color:#fff;}
.header{display:flex;justify-content:space-between;padding:20px;position:fixed;width:100%;background:#000;z-index:1000;}
.hero{height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;position:relative;}
#particles-js{position:absolute;width:100%;height:100%;z-index:-1;}
.btn{display:inline-block;padding:15px 35px;border-radius:40px;text-decoration:none;margin-top:20px;transition:0.3s;}
.primary{background:#e10600;color:#fff;}
.primary:hover{box-shadow:0 0 25px #e10600;}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;padding:40px;}
.card{background:#111;border:1px solid #e10600;padding:40px;transition:0.4s;}
.card:hover{transform:translateY(-10px);box-shadow:0 0 25px #e10600;}
.form-section{padding:80px 20px;text-align:center;}
form{max-width:500px;margin:0 auto;display:flex;flex-direction:column;gap:15px;}
input,textarea{padding:15px;border:none;border-radius:10px;}
.mobile-bar{display:none;position:fixed;bottom:0;width:100%;background:#111;justify-content:space-around;padding:15px 0;}
.mobile-bar a{color:#fff;text-decoration:none;}
@media(max-width:768px){.mobile-bar{display:flex;}.hero{padding-top:100px;}}