:root{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:#eef2ff;background:radial-gradient(circle at top,#312e81,#0f172a 65%)}*{box-sizing:border-box}body{margin:0;min-height:100vh}.page{min-height:100vh;display:grid;place-items:center;padding:1rem}.card{width:min(100%,480px);border-radius:1rem;padding:1.5rem;background:#0f172ab3;border:1px solid rgba(148,163,184,.35);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 20px 40px #0206174d}h1{margin:0;font-size:clamp(1.8rem,4.5vw,2.4rem)}.subtitle{margin-top:.4rem;color:#c7d2fe}.coin{margin:1.5rem auto;width:9rem;height:9rem;border-radius:50%;display:grid;place-items:center;font-size:1.25rem;font-weight:700;background:linear-gradient(145deg,#f59e0b,#fcd34d);color:#111827;border:4px solid rgba(255,255,255,.45)}button{width:100%;border:none;border-radius:.75rem;padding:.9rem 1rem;font-size:1rem;font-weight:700;cursor:pointer;color:#111827;background:#22d3ee;transition:transform .12s ease,box-shadow .12s ease}button:hover{transform:translateY(-1px);box-shadow:0 8px 18px #22d3ee59}.stats{margin-top:1.25rem;display:grid;gap:.75rem;grid-template-columns:repeat(2,minmax(0,1fr))}.stats article{border:1px solid rgba(148,163,184,.25);border-radius:.75rem;padding:.75rem;background:#1e293b80}.stats span{display:block;color:#cbd5e1;font-size:.85rem}.stats strong{display:block;margin-top:.35rem;font-size:1.15rem}@media (max-width: 420px){.card{padding:1rem}.coin{width:7.5rem;height:7.5rem;font-size:1.05rem}.stats{grid-template-columns:1fr}}