*{margin:0;padding:0;box-sizing:border-box}body{background-color:#1a1a2e;overflow:hidden;display:flex;justify-content:center;align-items:center;min-height:100vh}#game-container{display:flex;justify-content:center;align-items:center}#unsupported{display:none;position:fixed;top:0;right:0;bottom:0;left:0;background:radial-gradient(circle at 20% 20%,rgba(59,130,246,.2),transparent 35%),radial-gradient(circle at 80% 30%,rgba(248,113,113,.25),transparent 40%),#0b1021;color:#e5e7eb;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;justify-content:center;align-items:center;text-align:center;padding:24px}#unsupported.visible{display:flex}.unsupported-card{background:#ffffff0a;border:1px solid rgba(255,255,255,.08);border-radius:16px;padding:24px 28px;max-width:420px;box-shadow:0 20px 60px #0006;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.unsupported-card h1{font-size:1.4rem;margin-bottom:8px;color:#fff;letter-spacing:.02em}.unsupported-card p{line-height:1.6;color:#cbd5e1;margin:0 0 16px}.orbit{position:relative;width:160px;height:160px;margin:0 auto 12px}.orbit .planet{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:50%;border:1px dashed rgba(255,255,255,.1);animation:spin 9s linear infinite}.orbit .satellite{position:absolute;top:50%;left:50%;width:18px;height:18px;border-radius:50%;background:linear-gradient(135deg,#60a5fa,#a855f7);box-shadow:0 0 12px #60a5fa99;transform-origin:-50px -30px;animation:spin 3.2s linear infinite reverse}.orbit .satellite:nth-child(3){width:12px;height:12px;transform-origin:-70px 20px;animation-duration:4.4s;opacity:.8}@keyframes spin{to{transform:rotate(360deg)}}