:root{--bg: #0a0c12;--panel: #151926;--ink: #e6e9f0;--muted: #9aa3b8;--accent: #5aa9ff}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased}#app{min-height:100vh;display:flex;align-items:flex-start;justify-content:center;padding:24px 12px}.menu{max-width:560px;width:100%;text-align:center}.menu h1{font-size:44px;margin:8px 0 0;letter-spacing:1px;background:linear-gradient(90deg,#ff5d6c,#ffd25a,#3fd6a0,#5aa9ff,#c77dff);-webkit-background-clip:text;background-clip:text;color:transparent}.menu .tag{color:var(--muted);margin-top:4px;margin-bottom:24px}.card{background:var(--panel);border:1px solid #232a3d;border-radius:14px;padding:18px;margin:14px 0;text-align:left}.card h2{margin:0 0 6px}.card p{color:var(--muted);margin:0 0 12px;font-size:14px}.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:8px}button{background:var(--accent);color:#06121f;border:none;border-radius:10px;padding:10px 16px;font-size:15px;font-weight:700;cursor:pointer;transition:transform .06s ease,filter .15s ease}button:hover{filter:brightness(1.08)}button:active{transform:translateY(1px)}select{background:#0e1320;color:var(--ink);border:1px solid #2a3350;border-radius:8px;padding:6px 8px;font-size:14px}label{color:var(--muted);font-size:14px}.controls{color:var(--muted);font-size:13px;line-height:1.6;margin-top:20px}.controls.small{margin-top:10px;font-size:12px}.game{display:flex;flex-direction:column;align-items:center}.hud{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;max-width:720px;margin-bottom:10px}.hud #status{color:var(--ink);font-weight:600}.hud button{background:#232a3d;color:var(--ink);padding:6px 12px;font-size:13px}canvas{background:#0a0c12;border-radius:12px;box-shadow:0 8px 28px #00000080;touch-action:none}