/* ── MAZE MODE ─────────────────────────────────────────────────────────────── */
.maze-ctrl-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;margin-bottom:16px}
.maze-ctrl-tile{background:var(--surf-v);border-radius:var(--r-md);padding:14px 16px 16px}
.maze-ctrl-label{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:1.1px;color:var(--pri);margin-bottom:10px;display:flex;align-items:center;gap:6px}
.maze-ctrl-label .material-icons-round{font-size:16px}
.maze-select{width:100%;font-family:'Google Sans',sans-serif;font-size:14px;font-weight:500;color:var(--on-surf);background:var(--surf);border:1.5px solid var(--outline);border-radius:var(--r-sm);padding:10px 36px 10px 12px;appearance:none;cursor:pointer;outline:none;transition:border-color .2s}
.maze-select:focus{border-color:var(--pri);box-shadow:0 0 0 3px rgba(103,80,164,.12)}
.maze-sel-wrap{position:relative}
.maze-sel-arrow{position:absolute;right:10px;top:50%;transform:translateY(-50%);color:var(--on-sv);pointer-events:none;font-size:20px}
.theme-chips{display:flex;flex-wrap:wrap;gap:7px}
.theme-chip{display:flex;align-items:center;gap:4px;padding:5px 12px 5px 9px;border-radius:var(--r-full);border:1.5px solid var(--out-v);background:transparent;font-family:'Google Sans',sans-serif;font-size:13px;font-weight:600;color:var(--on-sv);cursor:pointer;transition:all .15s}
.theme-chip:hover{border-color:var(--pri);color:var(--pri);background:var(--pri-c)}
.theme-chip.active{background:var(--sec-c);border-color:var(--sec-c);color:var(--on-sv)}
.theme-chip.active .chip-chk{display:inline}
.chip-chk{font-size:14px;display:none;color:var(--sec)}
.maze-canvas-wrap{display:inline-block;background:white;border-radius:var(--r-lg);padding:16px;box-shadow:var(--e2);border:1px solid var(--out-v);max-width:100%;margin-bottom:16px}
#mazeCanvas{display:block;max-width:100%;border-radius:var(--r-sm);cursor:pointer}
#mazeCanvas.draw-mode{cursor:crosshair}
.maze-diff-chip{display:inline-flex;align-items:center;gap:5px;background:var(--pri-c);color:var(--on-surf);border-radius:var(--r-full);padding:4px 12px;font-size:12px;font-weight:700;margin-bottom:12px}
.maze-hint{font-size:12px;font-weight:500;color:var(--on-sv);margin-top:8px;display:flex;align-items:center;gap:5px}
.maze-hint .material-icons-round{font-size:15px}
.thresh-row{display:flex;justify-content:space-between;align-items:center;margin-top:6px}
.thresh-toggle{font-size:11px;font-weight:700;letter-spacing:.4px;color:var(--outline);text-transform:uppercase;cursor:pointer;user-select:none;padding:2px 8px;border-radius:var(--r-full);border:1px solid var(--out-v);background:transparent;font-family:'Google Sans',sans-serif}
.thresh-toggle.on{color:var(--pri);border-color:var(--pri);background:var(--pri-c)}
.thresh-val{font-size:12px;font-weight:700;color:var(--pri);background:var(--pri-c);padding:2px 10px;border-radius:var(--r-full)}
input.maze-slider{-webkit-appearance:none;width:100%;height:4px;border-radius:2px;outline:none;cursor:pointer;accent-color:var(--pri);margin-top:8px}
input.maze-slider:disabled{opacity:.35;cursor:not-allowed}

/* ── MAZE PRINT ────────────────────────────────────────────────────────────── */
@media print{
  .top-bar,.steps,.attr,.maze-ctrl-grid,.maze-ctrl-tile,.btn-row,.maze-hint{display:none!important}
  .panel{box-shadow:none;border:none;padding:4px}
  .maze-canvas-wrap{box-shadow:none;padding:4px}
  #mazeCanvas{width:100%!important;height:auto!important}
}