*{margin:0;padding:0;box-sizing:border-box}body{background:#0f0f1a;color:#d1d1e0;font-family:PingFang SC,Microsoft YaHei,sans-serif;min-height:100vh;display:flex;justify-content:center;align-items:center}#app{max-width:640px;width:100%;padding:40px 24px}.game-title{text-align:center;font-size:14px;color:#585873;letter-spacing:4px;margin-bottom:40px;text-transform:uppercase}@keyframes fadeIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:.3}50%{opacity:1}}