:root{--ka-grid-thin:#c8d0e0;--ka-grid-thick:#8b93a8;--ka-entry:#3457d5;--ka-cell-bg:#ffffff;--ka-wall-bg:#38415a;--ka-clue-fg:#eef1f8;--ka-slash:#6b7590;--ka-sel:rgba(52,87,213,.22);--ka-conflict:#ef4444;--ka-conflict-bg:rgba(239,68,68,.14)}html[data-theme=dark]{--ka-grid-thin:#333c52;--ka-grid-thick:#5a6684;--ka-entry:#7ea0ff;--ka-cell-bg:#161b28;--ka-wall-bg:#2a3145;--ka-clue-fg:#dbe1ee;--ka-slash:#5a6684;--ka-sel:rgba(126,160,255,.28);--ka-conflict:#f87171;--ka-conflict-bg:rgba(248,113,113,.2)}.su-levels{width:100%;display:flex;gap:8px;justify-content:center;flex-wrap:wrap}.su-level{flex:1 1 0;min-width:88px;max-width:150px;display:flex;flex-direction:column;align-items:center;gap:3px;font:inherit;font-family:var(--sans);padding:9px 10px;cursor:pointer;border:1px solid var(--line);border-radius:12px;background:var(--paper-2);color:var(--ink-2);transition:border-color .18s,background .18s,color .18s}.su-level:hover{background:var(--line-2)}.su-level.active{border-color:var(--accent);background:var(--accent-wash);color:var(--ink)}.su-level-name{font-size:.9rem;font-weight:600}.su-diff{font-size:.68rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em;border-radius:6px;padding:2px 7px;line-height:1.3}.su-diff.diff-1{color:#0a7d3c;background:#10b98129}.su-diff.diff-2{color:#a15c00;background:#f59e0b2e}.su-diff.diff-3{color:#b3402a;background:#ef444429}html[data-theme=dark] .su-diff.diff-1{color:#4ade80;background:#10b98133}html[data-theme=dark] .su-diff.diff-2{color:#fbbf24;background:#f59e0b33}html[data-theme=dark] .su-diff.diff-3{color:#f87171;background:#ef444433}.su-par{font-size:.8rem;color:var(--ink-3);font-variant-numeric:tabular-nums}.stats{width:100%;display:grid;grid-template-columns:repeat(2,1fr);gap:8px;max-width:300px;margin-inline:auto}.stat{background:var(--paper-2);border:1px solid var(--line);border-radius:12px;padding:9px 8px;text-align:center;min-width:0}.stat .label,.stat .lbl{display:block;font-size:.68rem;color:var(--ink-3);text-transform:uppercase;letter-spacing:.05em}.stat .value,.stat .val{display:block;font-size:1.15rem;font-weight:600;font-variant-numeric:tabular-nums;color:var(--ink);margin-top:2px}.controls{display:flex;gap:10px;justify-content:center;align-items:center;flex-wrap:wrap}button.newgame{font:inherit;font-family:var(--sans);font-size:.95rem;font-weight:600;padding:11px 24px;border:none;border-radius:11px;background:var(--accent);color:#fff;cursor:pointer;box-shadow:0 6px 16px #3b82f642;transition:transform .18s,box-shadow .18s}button.newgame:hover{transform:translateY(-1px);box-shadow:0 10px 22px #3b82f652}#board.ka-board{display:grid;width:100%;max-width:396px;margin:0 auto;background:var(--card);border:2px solid var(--ka-grid-thick);border-radius:6px;overflow:hidden;user-select:none;-webkit-user-select:none;touch-action:manipulation}#board.ka-board .cell{position:relative;display:flex;align-items:center;justify-content:center;aspect-ratio:1/1;border-right:1px solid var(--ka-grid-thin);border-bottom:1px solid var(--ka-grid-thin);font-size:clamp(1rem,5vw,1.5rem);font-variant-numeric:tabular-nums;line-height:1;-webkit-tap-highlight-color:transparent}#board.ka-board .cell.fill{background:var(--ka-cell-bg);color:var(--ka-entry);cursor:pointer;font-weight:600;transition:background .1s ease}#board.ka-board .cell.fill:hover{background:var(--ka-sel)}#board.ka-board .cell.fill.sel{background:var(--ka-sel);box-shadow:inset 0 0 0 2px var(--accent)}#board.ka-board .cell.fill.conflict{color:var(--ka-conflict)}#board.ka-board .cell.fill.conflict.bad{background:var(--ka-conflict-bg)}#board.ka-board .cell.clue{background:var(--ka-wall-bg);color:var(--ka-clue-fg);cursor:default;font-weight:700}#board.ka-board .cell.clue .ka-slash{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none;background:linear-gradient(to bottom right,transparent calc(50% - .8px),var(--ka-slash) calc(50% - .8px),var(--ka-slash) calc(50% + .8px),transparent calc(50% + .8px))}#board.ka-board .cell.clue .ka-across{position:absolute;top:2px;right:4px;font-size:clamp(.6rem,2.6vw,.85rem);line-height:1}#board.ka-board .cell.clue .ka-down{position:absolute;bottom:2px;left:4px;font-size:clamp(.6rem,2.6vw,.85rem);line-height:1}.status{width:100%;text-align:center;min-height:1.4em;font-size:1.1rem;font-weight:600;color:var(--ink);opacity:0;transition:opacity .3s ease}.status.show{opacity:1}.status.win{color:var(--accent-ink)}.pad{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;width:100%;max-width:396px;margin:0 auto}.pad button{font:inherit;background:var(--card);color:var(--ink);border:1px solid var(--line);border-radius:10px;padding:12px 0;font-size:1.2rem;font-weight:600;font-variant-numeric:tabular-nums;cursor:pointer;transition:filter .12s ease,transform .06s ease,background .12s ease}.pad button:hover{background:var(--ka-sel)}.pad button:active{transform:scale(.94)}.pad button.erase{font-size:1rem}