:root{--bg: #11161a;--panel: #1a2228;--line: #2a363f;--ink: #d7e2dd;--muted: #7e8f88;--accent: #5a9c6a;--accent-2: #4a7e9c;--pass: #5a9c6a;--fail: #b3604f;--wall: #39474f;--reach: #21402f}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:ui-monospace,SF Mono,Menlo,Consolas,monospace;-webkit-font-smoothing:antialiased}.pq{max-width:980px;margin:0 auto;padding:18px 16px 40px}.pq-head h1{margin:0;font-size:28px;letter-spacing:4px;color:var(--accent)}.pq-sub{margin:6px 0 12px;color:var(--muted);font-size:13px;line-height:1.5;max-width:720px}.pq-modes{display:flex;gap:10px;margin-bottom:18px}.pq-btn{background:var(--panel);color:var(--ink);border:1px solid var(--line);border-radius:8px;padding:8px 16px;font:inherit;cursor:pointer}.pq-btn:hover{border-color:var(--accent)}.pq-btn.primary{background:var(--accent);color:#0c130e;border-color:var(--accent);font-weight:700}.pq-body{display:grid;grid-template-columns:minmax(240px,1fr) minmax(300px,1.2fr);gap:18px}@media(max-width:720px){.pq-body{grid-template-columns:1fr}}.pq-grid{display:grid;grid-template-columns:repeat(var(--cols, 5),1fr);gap:3px;background:var(--line);padding:3px;border-radius:8px;aspect-ratio:1 / 1}.cell{background:#0e1418;border-radius:4px;display:flex;align-items:center;justify-content:center;font-size:22px;color:var(--ink);user-select:none}.cell.reach{background:var(--reach)}.cell.wall{background:var(--wall);color:var(--wall)}.cell.start{color:var(--accent);font-weight:700}.cell.exit{color:var(--accent-2);font-weight:700}.cell.key{color:#c9a14a}.cell.gate-locked{background:#4a2f33;color:#d08a7a}.cell.gate-open{background:var(--reach);color:var(--accent)}.pq-legend{display:flex;flex-wrap:wrap;gap:10px;margin-top:10px;font-size:11px;color:var(--muted)}.pq-legend .lg{display:inline-block;width:16px;text-align:center;border-radius:3px;margin-right:3px}.pq-legend .lg.wall{background:var(--wall)}.pq-legend .lg.reach{background:var(--reach)}.pq-legend .lg.start{color:var(--accent)}.pq-legend .lg.exit{color:var(--accent-2)}.pq-legend .lg.key{color:#c9a14a}.pq-legend .lg.gate{color:#d08a7a}.pq-right>div{margin-bottom:14px}.pq-goal{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:12px 14px}.pq-leveltag{font-size:12px;color:var(--muted);margin-bottom:8px}.pq-title{color:var(--accent)}.pq-goal-label{color:var(--muted);font-size:12px}.pq-goal-text{color:var(--accent-2);font-size:14px;margin:4px 0}.pq-goal-plain{color:var(--ink);font-size:13px;line-height:1.5}.pq-editor{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:10px 12px}.pq-editor-head{color:var(--muted);font-size:12px;margin-bottom:8px}.pq-lines{display:flex;flex-direction:column;gap:6px}.pq-line{display:flex;justify-content:space-between;align-items:center;padding:6px 8px;border-radius:6px;font-size:13px;background:#0e1418}.pq-line.locked{color:var(--muted);opacity:.75}.pq-line.unlocked{background:#14211a;border:1px solid var(--accent)}.pq-line-key{font-size:12px}.pq-line-val{display:flex;align-items:center;gap:6px}.pq-toggle,.pq-step{background:var(--panel);color:var(--ink);border:1px solid var(--line);border-radius:6px;padding:3px 10px;font:inherit;cursor:pointer;font-size:12px}.pq-toggle:hover,.pq-step:hover{border-color:var(--accent)}.pq-num{min-width:20px;text-align:center}.pq-testbar{border-radius:8px;padding:12px 14px;font-weight:700;font-size:14px;text-align:center}.pq-testbar.pass{background:#5a9c6a2e;color:var(--pass);border:1px solid var(--pass)}.pq-testbar.fail{background:#b3604f24;color:var(--fail);border:1px solid var(--fail)}.pq-controls{display:flex;gap:10px}.pq-status{color:var(--muted);font-size:12px}