:root{color-scheme:dark;--bg0: #070a12;--bg1: #0f1629;--accent: #3dd6ff;--accent2: #b76bff;--text: #e8eefc;--muted: #8a96b2;font-family:Segoe UI,system-ui,-apple-system,sans-serif}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(1200px 800px at 20% 0%,#122042,var(--bg0));color:var(--text)}#app{display:grid;grid-template-rows:auto 1fr auto;min-height:100vh;max-width:1200px;margin:0 auto;padding:12px;gap:10px}.top-bar{display:flex;align-items:center;gap:12px;padding:8px 12px;border-radius:14px;background:linear-gradient(135deg,#1e2c58d9,#12182eeb);border:1px solid rgba(120,200,255,.15);box-shadow:0 8px 24px #00000059}.brand{font-weight:700;letter-spacing:.04em;background:linear-gradient(90deg,#7ae9ff,#c7a6ff);-webkit-background-clip:text;background-clip:text;color:transparent}.hud-pill{font-size:13px;padding:4px 10px;border-radius:999px;border:1px solid rgba(255,255,255,.12);background:#080c188c;color:var(--muted)}.panel{display:grid;gap:8px;padding:12px;border-radius:12px;background:#0c1224b8;border:1px solid rgba(120,200,255,.12)}.panel label{display:flex;gap:10px;align-items:center;font-size:14px;color:var(--muted)}.panel input{flex:1;padding:8px 10px;border-radius:8px;border:1px solid rgba(255,255,255,.14);background:#060a14bf;color:var(--text)}.row{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.chapter-btn{width:36px;height:36px;border-radius:10px;border:1px solid rgba(120,200,255,.35);background:linear-gradient(145deg,#3dd6ff33,#b76bff33);color:var(--text);cursor:pointer}.chapter-btn:hover{filter:brightness(1.12)}.hint{font-size:13px;color:var(--muted);margin:0}.connect-btn{padding:10px 16px;border-radius:10px;border:1px solid rgba(120,200,255,.45);background:linear-gradient(135deg,#3dd6ff59,#b76bff47);color:var(--text);font-weight:600;cursor:pointer}.connect-btn:hover{filter:brightness(1.08)}section#game{width:100%;max-height:none;border-radius:0;background:transparent;border:none;box-shadow:none}#game-canvas{width:100%;max-width:920px;margin:0 auto;display:block;border-radius:18px;background:#04060c;border:1px solid rgba(120,200,255,.18);box-shadow:0 12px 40px #00000073,inset 0 1px #ffffff0f}.hidden{display:none!important}.panel h1{margin:0 0 4px}.field{display:flex;flex-direction:column;gap:4px;align-items:stretch}.field span{font-size:13px;color:var(--muted)}.actions{display:flex;gap:10px}.actions button{flex:1;padding:10px 14px;border-radius:10px;border:1px solid rgba(120,200,255,.45);background:linear-gradient(135deg,#3dd6ff59,#b76bff47);color:var(--text);font-weight:600;cursor:pointer}.status{min-height:1.2em;margin:0}#hud{display:flex;flex-direction:column;gap:6px;padding:8px 4px}.hint.keys-help{font-size:12px}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0000008c;display:grid;place-items:center;z-index:50}.modal{background:#0c1224f2;border:1px solid rgba(120,200,255,.25);border-radius:14px;padding:18px 22px;min-width:min(420px,92vw)}.modal button{margin-top:12px;padding:8px 14px;border-radius:10px;border:1px solid rgba(120,200,255,.35);background:#3dd6ff40;color:var(--text);cursor:pointer}.footer{display:flex;justify-content:space-between;gap:10px;align-items:center;font-size:12px;color:var(--muted)}.toast{color:var(--accent);min-height:1.2em}.keys{text-align:right}