.sdk{--cell:min(round(down, calc((100vw - 64px) / 9), 1px), 58px);margin:10px 0 8px}.sdk-top{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;margin-bottom:10px;display:flex}.sdk-levels{flex-wrap:wrap;gap:6px;display:flex}.sdk-level{border:2px solid var(--line);color:var(--ink);background:var(--surface);box-shadow:0 3px 0 var(--line);border-radius:999px;padding:9px 16px;font-size:1rem;font-weight:750;text-decoration:none}.sdk-level[aria-current=page]{background:var(--brand);border-color:var(--brand);color:var(--brand-ink)}.sdk-clock{font-variant-numeric:tabular-nums;align-items:center;gap:8px;font-size:1.1rem;font-weight:650;display:flex}.sdk-pause{border:2px solid var(--line);background:var(--surface);width:44px;height:44px;color:var(--ink);cursor:pointer;border-radius:999px;justify-content:center;align-items:center;display:inline-flex}.sdk-date{color:var(--muted);margin:0 0 8px;font-weight:600}.sdk-play{flex-wrap:wrap;align-items:flex-start;gap:24px;display:flex}.sdk-board-wrap{width:max-content;position:relative}.sdk-board{grid-template-columns:repeat(9, var(--cell));grid-template-rows:repeat(9, var(--cell));--bi:#2a2017;--bl:#d6c7af;--bu:#a63d22;--bm:#6b5d4f;--bh:#2c6a4a;touch-action:manipulation;user-select:none;background:#fffaf1;border:3px solid #2a2017;border-radius:8px;width:max-content;display:grid;overflow:hidden}.sdk .c{width:var(--cell);height:var(--cell);border:0;border-right:1px solid var(--bl);border-bottom:1px solid var(--bl);color:var(--bi);cursor:pointer;font:inherit;background:#fffaf1;padding:0;position:relative}.sdk .c[data-col="2"],.sdk .c[data-col="5"]{border-right:3px solid #2a2017}.sdk .c[data-col="8"]{border-right:0}.sdk .c[data-r="2"],.sdk .c[data-r="5"]{border-bottom:3px solid #2a2017}.sdk .c[data-r="8"]{border-bottom:0}.sdk .c .v{font-size:calc(var(--cell) * .6);line-height:var(--cell);color:var(--bu);font-weight:500}.sdk .c.given .v{color:var(--bi);font-weight:750}.sdk .c.hinted .v{color:var(--bh)}.sdk .c .n{font-size:calc(var(--cell) * .24);color:var(--bm);grid-template-rows:repeat(3,1fr);grid-template-columns:repeat(3,1fr);font-weight:600;line-height:1;display:grid;position:absolute;inset:2px}.sdk .c .n i{justify-content:center;align-items:center;font-style:normal;display:flex}.sdk .c.peer{background:#f1e8d6}.sdk .c.same{background:#f3d2c2}.sdk .c.sel{background:#ebb49b}.sdk .c.bad .v{color:#b42318;text-underline-offset:6px;text-decoration:underline 1px wavy}.sdk .c:focus-visible{outline:3px solid var(--focus);outline-offset:-3px;z-index:1}.sdk-paused{background:var(--surface);border-radius:6px;flex-direction:column;justify-content:center;align-items:center;gap:8px;font-size:1.3rem;font-weight:700;display:flex;position:absolute;inset:12px}.sdk-paused p{margin:0}.sdk-noscript{padding:12px}.sdk-side{flex:260px;max-width:420px}.sdk-pad{grid-template-columns:repeat(9,1fr);gap:6px;display:grid}@media (width>=900px){.sdk-pad{grid-template-columns:repeat(3,1fr)}.sdk-pad .k{height:66px}}.sdk .k{border:2px solid var(--line);height:58px;box-shadow:0 3px 0 var(--line);background:var(--surface);color:var(--brand);font:inherit;cursor:pointer;border-radius:14px;flex-direction:column;justify-content:center;align-items:center;padding:0;font-size:1.6rem;font-weight:700;line-height:1;display:flex}.sdk .k .kl{color:var(--muted);min-height:.8em;margin-top:3px;font-size:.7rem;font-weight:600}.sdk .k[disabled]{opacity:.35;cursor:default}.sdk .k:hover:not([disabled]){border-color:var(--brand)}.sdk-actions{grid-template-columns:repeat(4,1fr);gap:6px;margin-top:10px;display:grid}.sdk .a{border:2px solid var(--line);min-height:64px;box-shadow:0 3px 0 var(--line);background:var(--surface);color:var(--ink);font:inherit;cursor:pointer;border-radius:14px;flex-direction:column;justify-content:center;align-items:center;gap:3px;padding:4px;font-size:.85rem;font-weight:650;display:flex}.sdk .a[aria-pressed=true]{background:var(--brand);color:var(--brand-ink);border-color:var(--brand)}.sdk .a b{font-weight:800}.sdk-status{min-height:1.6em;color:var(--muted);margin:10px 0 0;font-size:.95rem}.sdk-more{flex-wrap:wrap;gap:8px;margin-top:8px;display:flex}.sdk-settings{border:1px solid var(--line);background:var(--surface);border-radius:14px;margin-top:12px;padding:8px 12px}.sdk-settings summary{cursor:pointer;font-weight:650}.sdk-settings label{align-items:center;gap:10px;padding:6px 0;font-size:.98rem;display:flex}.sdk-settings input{width:20px;height:20px}.sdk-win{border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:14px;width:calc(100vw - 32px);max-width:420px;padding:22px 24px}.sdk-win::backdrop{background:#00000080}.sdk-win h2{margin:0 0 8px}.sdk-win-actions{flex-wrap:wrap;gap:8px;margin-top:14px;display:flex}.sdk.no-timer .sdk-clock{visibility:hidden}@media (width<=899px){.sdk-side{max-width:none}}@media print{.site-header,.shelf,.site-footer,.sdk-top,.sdk-side,.sdk-date,.crumbs,main>:not(.sdk){display:none!important}.sdk{--cell:.72in}.sdk-board-wrap.tray{box-shadow:none;background:0 0;padding:0}.sdk .c{background:#fff!important}.sdk .c .v{color:#000!important}.sdk .c .n,.sdk .c:not(.given) .v{display:none}}
