body{margin:0;background:#0b0f16;color:#fff;font-family:Arial}.container{width:1100px;margin:auto;padding:40px 20px}.nav{background:#111;border-bottom:1px solid #222}.nav-inner{display:flex;justify-content:space-between;align-items:center}.nav-links a{margin-left:20px;color:#ccc}.grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:20px;gap:20px;margin-top:40px}.card{background:#151a24;padding:20px;border-radius:12px}.footer{border-top:1px solid #222;padding:30px;text-align:center;color:#888}