*{margin:0;padding:0;box-sizing:border-box;font-family:'Inter',sans-serif}
body{background:#020807;color:#fff;scroll-behavior:smooth}
header{display:flex;justify-content:space-between;align-items:center;padding:20px 60px;background:rgba(0,0,0,0.6);backdrop-filter:blur(10px);position:sticky;top:0}
nav a{margin:0 15px;color:#aaa;text-decoration:none;transition:0.3s}
nav a:hover{color:#00ffae}
.btn{background:#00ffae;padding:10px 18px;border-radius:8px;color:#000;font-weight:600;cursor:pointer}
.hero{padding:120px 60px;text-align:center}
.green{color:#00ffae;text-shadow:0 0 10px #00ffae}
.section{padding:80px 60px;text-align:center}
.cards{display:flex;gap:20px;justify-content:center;margin-top:40px}
.card{background:#071815;padding:30px;border-radius:15px;width:250px;transition:0.3s}
.card:hover{transform:translateY(-10px);box-shadow:0 0 20px #00ffae55}
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:40px}
.feature{background:#071815;padding:25px;border-radius:12px;text-align:left;transition:0.3s}
.feature:hover{box-shadow:0 0 20px #00ffae55;transform:translateY(-5px)}
.qr{margin-top:10px;cursor:pointer}
@media(max-width:900px){
.cards{flex-direction:column}
.features{grid-template-columns:1fr}
}