body{margin:0;min-height:100vh;background:radial-gradient(circle,#6b1018,#050000 75%);color:#f5d98b;font-family:Georgia,serif;text-align:center}main{padding:40px 20px}h1{font-size:clamp(35px,8vw,70px);letter-spacing:8px;text-shadow:0 0 15px #c9a227}.sponsors{display:grid;grid-template-columns:repeat(3,1fr);gap:25px;max-width:1000px;margin:40px auto}.card{background:#000b;border:2px solid #c9a227;border-radius:20px;padding:30px;text-decoration:none;color:#f5d98b;transition:.3s}.card:hover{transform:translateY(-8px)}.card img{width:100%;height:140px;object-fit:contain}@media(max-width:700px){.sponsors{grid-template-columns:1fr}}