*{box-sizing:border-box;margin:0;padding:0}body{font-family:'Poppins',sans-serif;background-color:#FFFC00;color:#000;height:100vh;width:100vw;overflow:hidden;display:flex;justify-content:center;align-items:center;background-image:radial-gradient(#000 1px,transparent 1px);background-size:20px 20px}.card{background:#fff;border:3px solid #000;border-radius:24px;padding:clamp(1.5rem,5vw,3rem);width:90%;max-width:480px;text-align:center;box-shadow:8px 8px 0 #000;position:relative;z-index:10;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1.5rem}.logo{width:80px;height:80px;object-fit:contain;filter:drop-shadow(2px 2px 0 #000)}.logo-container{background:#FFFC00;border:3px solid #000;border-radius:18px;padding:1rem;margin-bottom:.5rem;box-shadow:4px 4px 0 #000}h1{font-size:clamp(1.5rem,4vw,2.2rem);line-height:1.2;font-weight:700;color:#000}p{font-size:clamp(0.9rem,2.5vw,1.1rem);line-height:1.5;color:#333;margin-bottom:1rem}.cta{display:inline-block;background-color:#000;color:#FFFC00;font-weight:700;text-decoration:none;padding:1rem 2rem;border-radius:12px;font-size:1.1rem;border:3px solid #000;box-shadow:4px 4px 0 #fff;transition:transform .1s ease,box-shadow .1s ease;width:100%}@media(min-width:600px){.cta{width:auto}}.cta:hover{transform:translate(-2px,-2px);box-shadow:6px 6px 0 #fff}.cta:active{transform:translate(2px,2px);box-shadow:0 0 0 #fff}