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span{background-position:50%;background-repeat:no-repeat;background-size:contain;width:1.9rem;height:1.9rem}.lr-slider-row{justify-content:space-between;align-items:baseline;margin-bottom:.3rem;display:flex}.lr-slider-val{color:var(--lib-ink-2);font-variant-numeric:tabular-nums;font-size:12.5px;font-weight:700}.lr-range{cursor:pointer;appearance:none;background:0 0;width:100%;height:1rem}.lr-range::-webkit-slider-runnable-track{background:var(--lib-line);border-radius:999px;height:3px}.lr-range::-moz-range-track{background:var(--lib-line);border-radius:999px;height:3px}.lr-range::-webkit-slider-thumb{appearance:none;border:2px solid var(--lib-accent-2);background:#fff;border-radius:999px;width:.9rem;height:.9rem;margin-top:-.36rem;box-shadow:0 1px 2px #00000040}.lr-range::-moz-range-thumb{border:2px solid var(--lib-accent-2);background:#fff;border-radius:999px;width:.9rem;height:.9rem;box-shadow:0 1px 2px 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1.23rem)}.lr-switch:focus-visible{outline:2px solid var(--lib-accent-2);outline-offset:2px}.lr-eval{border:1px solid var(--lib-line);background:#2a2a2a;border-radius:999px;height:.45rem;overflow:hidden}.lr-eval-fill{background:#f4f4f5;width:50%;height:100%;transition:width .3s;display:block}[data-lib-shell] [data-lib-engine-lines]{min-height:calc(var(--lib-pv-rows,1) * 19.55px + (var(--lib-pv-rows,1) - 1) * .125rem)}[data-lib-shell] .lib-pv{align-items:center;gap:.3rem;font-size:11.5px;line-height:19.55px;display:flex}[data-lib-shell] .lib-pv-score{background:var(--lib-chip);min-width:2.6rem;color:var(--lib-ink);text-align:center;border-radius:.3rem;flex-shrink:0;padding:0 .2rem;font-family:ui-monospace,monospace;font-weight:800}[data-lib-shell] .lib-pv-moves{color:var(--lib-ink-2);font-feature-settings:"tnum" 1;font-family:ChessSans,ui-sans-serif,system-ui,sans-serif;font-size:13px;font-weight:700}[data-lib-shell] .lib-pv-no{color:var(--lib-ink-2)}[data-lib-shell] .lib-pv-mv:hover{background:color-mix(in srgb, var(--lib-accent-2) 22%, transparent);color:var(--lib-accent-2)}.lr-fen{background:color-mix(in srgb, var(--lib-ink) 6%, transparent);border:1px solid var(--lib-line);min-width:0;color:var(--lib-ink-2);border-radius:.4rem;flex:1;padding:.2rem .45rem;font-family:ui-monospace,monospace;font-size:11.5px}.lr-fen-block{width:100%;padding:.45rem .6rem;display:block}.lr-drawer-panel--wide{width:min(26rem,90vw)}.lr-panel-h{color:var(--lib-ink-2);margin-bottom:.4rem;font-size:11.5px;font-weight:800}.lr-bm{border-radius:.45rem;align-items:center;gap:.4rem;padding:.4rem .55rem;transition:background .12s;display:flex}.lr-bm:hover{background:color-mix(in srgb, var(--lib-ink) 8%, transparent)}.lr-bm-main{text-align:start;cursor:pointer;background:0 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