html,body{margin:0;padding:0;height:100%;background:#0f1420;overflow:hidden;overscroll-behavior:none}#app{width:100%;height:100%;touch-action:none;user-select:none;-webkit-user-select:none;-webkit-tap-highlight-color:transparent}canvas{display:block;touch-action:none}.name-input{position:fixed;z-index:10;box-sizing:border-box;background:#0a0f22eb;border:1.5px solid rgba(34,211,238,.45);border-radius:12px;color:#f1f5f9;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-weight:600;text-align:center;outline:none;padding:0 12px;transition:border-color .12s ease,box-shadow .12s ease}.name-input:focus{border-color:#22d3ee;box-shadow:0 0 0 4px #22d3ee2e,0 10px 28px #00000073}.name-input::placeholder{color:#5b6b94;font-weight:400}