@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;800&display=swap');
*{box-sizing:border-box}
body{margin:0;font-family:Inter,sans-serif;background:#0a0f14;color:#fff}
nav{position:sticky;top:0;z-index:10;background:rgba(8,12,18,.85);backdrop-filter:blur(12px);padding:16px 5%}
nav a{color:#fff;text-decoration:none;margin-right:24px;font-weight:600}
.hero{min-height:100vh;background:linear-gradient(rgba(0,0,0,.45),rgba(0,0,0,.8)),url('hero.jpg') center/cover;display:flex;align-items:center;justify-content:center;text-align:center}
.hero h1{font-size:5rem;margin:0}
.hero p{font-size:1.2rem}
.btn{display:inline-block;padding:14px 22px;border-radius:12px;background:#37c871;color:#fff;text-decoration:none;margin:8px}
.container{max-width:1200px;margin:auto;padding:60px 20px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}
.card{background:#121a23;border:1px solid #1f2a35;border-radius:16px;padding:24px}
.copybox{background:#111827;padding:12px;border-radius:10px;display:inline-block}
footer{text-align:center;padding:40px;color:#9ca3af}