*{margin:0;padding:0;box-sizing:border-box}
body{font-family:Arial,sans-serif;color:#fff}
.hero{height:100vh;display:flex;justify-content:center;align-items:center;text-align:center;background:linear-gradient(rgba(0,0,0,.6),rgba(0,0,0,.6)),linear-gradient(135deg,#1f2937,#0f172a)}
.logo{font-size:60px;font-weight:700}.logo span{font-size:36px}
h1{font-size:64px;margin:20px 0}p{font-size:24px;margin-bottom:40px}
.btn{padding:15px 30px;border:2px solid #fff;border-radius:30px;color:#fff;text-decoration:none}