*{margin:0;padding:0;box-sizing:border-box}html,body{width:100%;height:100%;overflow:hidden;background:#0a0a0a;font-family:Segoe UI,system-ui,sans-serif}#app{position:relative;width:100vw;height:100vh}#scene{display:block;width:100%;height:100%;cursor:crosshair}#hud{position:absolute;top:16px;left:16px;right:16px;display:flex;justify-content:space-between;color:#fff;font-size:22px;font-weight:600;text-shadow:0 2px 4px rgba(0,0,0,.6);pointer-events:none;-webkit-user-select:none;user-select:none}#lives{font-size:26px;letter-spacing:2px}#scorePanel{display:flex;flex-direction:column;gap:4px}#scoreboard{display:flex;flex-direction:column;gap:2px;font-size:13px;font-weight:500;background:#00000059;border-radius:8px;padding:8px 10px;min-width:150px}#scoreboard .row{display:flex;justify-content:space-between;gap:10px}#scoreboard .row.boss{color:#ffb703;font-weight:700;border-bottom:1px solid rgba(255,255,255,.2);padding-bottom:3px;margin-bottom:2px}#hint{position:absolute;bottom:18px;left:0;right:0;text-align:center;color:#ffffffbf;font-size:14px;pointer-events:none;-webkit-user-select:none;user-select:none;text-shadow:0 1px 3px rgba(0,0,0,.6)}#toast{position:absolute;top:40%;left:50%;transform:translate(-50%,-50%);font-size:32px;font-weight:800;pointer-events:none;-webkit-user-select:none;user-select:none;opacity:0}#toast.show{animation:toastPop .7s ease-out forwards}@keyframes toastPop{0%{opacity:0;transform:translate(-50%,-40%) scale(.6)}20%{opacity:1;transform:translate(-50%,-50%) scale(1.15)}to{opacity:0;transform:translate(-50%,-70%) scale(1)}}#gameover{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;background:#000000bf;color:#fff;text-align:center}#gameover.hidden{display:none}#gameover h1{font-size:42px}#restartBtn{margin-top:10px;padding:10px 28px;font-size:18px;font-weight:600;border:none;border-radius:6px;background:#e63946;color:#fff;cursor:pointer}#restartBtn:hover{background:#ff4d5e}#nameScreen{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:#0a0a0ceb;z-index:10}#nameScreen.hidden{display:none}#nameCard{width:min(480px,90vw);max-height:85vh;overflow-y:auto;background:#1c1e26;border:1px solid #2e303a;border-radius:12px;padding:28px 30px;color:#fff;text-align:center}#nameCard h1{font-size:26px;margin-bottom:6px}#nameCard .subtitle{color:#ffffffa6;font-size:14px;margin-bottom:22px}.field{display:flex;flex-direction:column;align-items:flex-start;gap:4px;margin-bottom:14px;text-align:left}.field span{font-size:13px;color:#ffffffb3}.field input{width:100%;padding:9px 12px;border-radius:6px;border:1px solid #3a3d4a;background:#15161c;color:#fff;font-size:15px}.field input:focus{outline:2px solid #e63946}.dev-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px 14px;margin-bottom:20px}#startBtn{width:100%;padding:12px;font-size:17px;font-weight:700;border:none;border-radius:8px;background:#e63946;color:#fff;cursor:pointer}#startBtn:hover{background:#ff4d5e}