.sk,.sk-tokens{--sk-bg:var(--color-warm-canvas,#fbfaf9);--sk-paper:#fff;--sk-card:var(--color-parchment-card,#f8f7f4);--sk-stone:var(--color-stone-surface,#f2f0ed);--sk-line:#e7e2db;--sk-line2:#d9d3ca;--sk-ink:var(--color-pepper,#282624);--sk-ink2:var(--color-graphite,#474645);--sk-muted:var(--color-ash,#6b6968);--sk-strong:var(--color-midnight,#121212);--sk-x:var(--color-violet-pop,#9f4fff);--sk-x-ink:#6a2bd9;--sk-x-soft:#f1e8ff;--sk-check:var(--color-ember-orange,#ff3e00);--sk-check-ink:var(--color-midnight,#121212);--sk-check-hover:#ff5a24;--sk-good:#007a48;--sk-good-soft:#d8f7ea;--sk-retry:#c2186f;--sk-retry-soft:#ffe1f0;--sk-shown:#6a2bd9;--sk-shown-soft:#f1e8ff;--sk-error:#b42318;--sk-shadow:0 1px 2px #2826240f, 0 2px 6px #2826240d, 0 24px 48px -28px #28262459;--sk-f-d:var(--font-display,Georgia, "Times New Roman", serif);--sk-f-b:var(--font-sans,system-ui, -apple-system, "Segoe UI", sans-serif)}.sk{background:var(--sk-paper);min-width:0;color:var(--sk-ink);box-shadow:var(--sk-shadow);font:15px/1.5 var(--sk-f-b);-webkit-font-smoothing:antialiased;border-radius:18px;padding:0 0 14px;position:relative;container:maths-tool/inline-size}:root[data-theme=dark] .sk,.dark .sk,:root[data-theme=dark] .sk-tokens,.dark .sk-tokens{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--sk-bg:#131211;--sk-paper:#1b1a18;--sk-card:#211f1d;--sk-stone:#2a2826;--sk-line:#33302c;--sk-line2:#46423d;--sk-ink:#f4f1ec;--sk-ink2:#d8d3cc;--sk-muted:#a39e97;--sk-strong:#f4f1ec;--sk-x:#b88aff;--sk-x-ink:#dcc6ff;--sk-x-soft:#2b1f42;--sk-check:#ff6a33;--sk-check-hover:#ff8455;--sk-good:#3ee6a0;--sk-good-soft:#0f3325;--sk-retry:#ff85c2;--sk-retry-soft:#3d1a2d;--sk-shown:#dcc6ff;--sk-shown-soft:#2b1f42;--sk-error:#ff8a80;--sk-shadow:0 1px 2px #0006, 0 18px 40px -20px #000000b3}.sk *,.sk :before,.sk :after{box-sizing:border-box}:where(.sk) button{font:inherit;color:inherit;-webkit-tap-highlight-color:transparent;touch-action:manipulation;-webkit-user-select:none;user-select:none}:where(.sk) summary{cursor:pointer;touch-action:manipulation;min-height:44px}:where(.sk) input{font:inherit;color:inherit}:where(.sk) svg{flex-shrink:0}.sk :focus-visible{outline:3px solid var(--sk-x);outline-offset:2px}.sk-sr{clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.sk-head{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;padding:14px 16px 4px;display:flex}.sk-toolbar{flex:auto;min-width:0}.sk-icon-btn{border:1px solid var(--sk-line2);background:var(--sk-paper);width:44px;height:44px;color:var(--sk-ink);cursor:pointer;border-radius:50%;flex-shrink:0;place-items:center;padding:0;display:grid}.sk-icon-btn:hover{border-color:var(--sk-ink2)}.sk-icon-btn[aria-pressed=false]{color:var(--sk-muted)}.sk-icon-btn svg{width:18px;height:18px}.sk-prompt{align-items:flex-start;gap:12px;padding:6px 20px 12px;display:flex}.sk-prompt p{min-width:0;font:500 21px/1.38 var(--sk-f-b);color:var(--sk-ink);text-wrap:pretty;font-variant-numeric:tabular-nums;overflow-wrap:anywhere;flex:1;margin:0;padding-top:6px}.sk-prompt p:focus{outline:none}.sk-prompt p:focus-visible{outline:3px solid var(--sk-x);outline-offset:4px;border-radius:6px}.sk-body{min-width:0;margin:0 16px;animation:.32s ease-out both sk-enter}@keyframes sk-enter{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}.sk-seg{background:var(--sk-stone);border-radius:22px;flex-wrap:wrap;gap:2px;max-width:100%;padding:3px;display:inline-flex}.sk-seg button{min-height:44px;font:500 13.5px/1.2 var(--sk-f-b);color:var(--sk-ink2);cursor:pointer;background:0 0;border:0;border-radius:999px;padding:8px 14px}.sk-seg button:hover:not([aria-pressed=true]){background:color-mix(in srgb, var(--sk-paper) 60%, transparent)}.sk-seg button[aria-pressed=true]{background:var(--sk-ink);color:var(--sk-bg)}.sk-fb{min-height:50px;color:var(--sk-ink2);background:0 0;border-radius:12px;align-items:center;gap:10px;margin:12px 16px 0;padding:10px 14px;font-size:15px;font-weight:500;display:flex}.sk-fb[data-tone=idle]{min-height:0;padding-block:0}.sk-fb[data-tone=neutral]{background:var(--sk-card)}.sk-fb[data-tone=right]{background:var(--sk-good-soft);color:var(--sk-good)}.sk-fb[data-tone=retry]{background:var(--sk-retry-soft);color:var(--sk-retry)}.sk-fb[data-tone=shown]{background:var(--sk-shown-soft);color:var(--sk-shown)}.sk-fb-ic{place-items:center;display:grid}.sk-fb-ic svg{width:20px;height:20px}.sk-fb-t{overflow-wrap:anywhere;flex:1;min-width:0}.sk-fb .sk-mi{color:inherit}.sk-fb-offer{flex:none}.sk-actions{flex-wrap:wrap;align-items:center;gap:8px;margin:12px 16px 0;display:flex}.sk-btn{border:1px solid var(--sk-line2);background:var(--sk-paper);min-height:44px;color:var(--sk-ink);font:500 14px/1.2 var(--sk-f-b);cursor:pointer;border-radius:999px;align-items:center;gap:6px;padding:9px 15px;display:inline-flex}.sk-btn:hover:not(:disabled){border-color:var(--sk-ink2)}.sk-btn:disabled{opacity:.45;cursor:not-allowed}.sk-btn.is-ghost{background:var(--sk-stone);border-color:#0000}.sk-btn svg{width:16px;height:16px}.sk-newbtn{background:var(--sk-ink);min-height:48px;color:var(--sk-bg);font:600 15px/1 var(--sk-f-b);cursor:pointer;border:0;border-radius:999px;align-items:center;gap:8px;margin-left:auto;padding:10px 20px 10px 16px;transition:transform .12s,box-shadow .15s;display:inline-flex;box-shadow:0 1px #00000014,0 10px 18px -12px #281e148c}.sk-newbtn svg{width:18px;height:18px}.sk-newbtn:hover{transform:translateY(-1px)}.sk-newbtn:active{box-shadow:none;transform:translateY(1px)}.sk-check{background:var(--sk-check);min-width:112px;min-height:52px;color:var(--sk-check-ink);font:700 18px/1 var(--sk-f-b);letter-spacing:-.01em;cursor:pointer;border:0;border-radius:14px;padding:0 22px;transition:transform .12s,background-color .15s;box-shadow:0 1px #00000014,0 10px 18px -12px #281e148c}.sk-check:hover:not(:disabled){background:var(--sk-check-hover);transform:translateY(-1px)}.sk-check:active:not(:disabled){transform:translateY(1px)}.sk-check:disabled{background:var(--sk-stone);color:var(--sk-muted);box-shadow:none;cursor:not-allowed}.sk-math{font-variant-numeric:tabular-nums;white-space:nowrap;flex-wrap:wrap;align-items:baseline;display:inline-flex}.sk-math.is-display{font-size:1.5em;font-weight:500}.sk-mi{font-family:var(--sk-f-d);color:var(--sk-x-ink);padding-right:.05em;font-style:italic;font-weight:600}.sk-mo{margin:0 .28em}.sk-mo.is-unary{margin:0 .04em 0 0}.sk-mo.is-rel{margin:0 .36em}.sk-mp{padding:0 .03em}.sk-sup{align-items:baseline;padding-left:.04em;font-size:max(12px,.66em);line-height:0;display:inline-flex;position:relative;top:-.62em}.sk-sup .sk-mo{margin:0 .1em}.sk-frac{vertical-align:middle;flex-direction:column;align-self:center;align-items:center;margin:0 .12em;font-size:.86em;line-height:1.12;display:inline-flex}.sk-fnum{border-bottom:.08em solid;align-items:baseline;padding:0 .16em .06em;display:inline-flex}.sk-fden{align-items:baseline;padding:.06em .16em 0;display:inline-flex}.sk-input{flex-direction:column;align-items:center;gap:6px;min-width:0;scroll-margin-block:12px 8px;display:flex}.sk-input-label{color:var(--sk-ink2);font-size:14px;font-weight:600}.sk-input-row{flex-wrap:wrap;justify-content:center;align-items:center;gap:8px;min-width:0;max-width:100%;display:flex}.sk-field{border:1.5px solid var(--sk-line2);background:var(--sk-paper);width:19ch;min-width:0;max-width:100%;height:52px;color:var(--sk-ink);font:500 21px/1 var(--sk-f-b);font-variant-numeric:tabular-nums;caret-color:var(--sk-x);border-radius:12px;flex:0 19ch;padding:0 14px}.sk-input-row>.sk-field{min-width:min(8ch,100%)}.sk-field:focus{border-color:var(--sk-x);box-shadow:0 0 0 3px color-mix(in srgb, var(--sk-x) 28%, transparent);outline:none}.sk-field[aria-invalid=true]{border-color:var(--sk-error)}.sk-field:disabled{background:var(--sk-stone);color:var(--sk-muted)}.sk-padtoggle[aria-expanded=true]{border-color:var(--sk-x);background:var(--sk-x-soft);color:var(--sk-x-ink)}.sk-input-note{text-align:center;min-height:1.6em;color:var(--sk-muted);overflow-wrap:anywhere;margin:0;font-size:14px}.sk-input-note[data-state=error]{color:var(--sk-error);font-weight:500}.sk-input-note .sk-math{color:var(--sk-ink2);font-size:17px}.sk-pad{background:var(--sk-card);border-radius:14px;grid-template-columns:repeat(4,minmax(48px,1fr));gap:6px;width:100%;max-width:340px;margin-inline:auto;padding:10px;display:grid}main[data-band=y] .sk-pad{grid-template-columns:repeat(4,minmax(56px,1fr));max-width:360px}main[data-band=y] .sk-key{min-height:56px}.sk-pad[hidden]{display:none}.sk-key{border:1px solid var(--sk-line2);background:var(--sk-paper);min-width:44px;min-height:48px;color:var(--sk-ink);font:500 19px/1 var(--sk-f-b);cursor:pointer;touch-action:manipulation;-webkit-user-select:none;user-select:none;border-radius:11px;place-items:center;display:grid}.sk-key:hover:not(:disabled){border-color:var(--sk-ink2)}.sk-key:active:not(:disabled){background:var(--sk-stone)}.sk-key:disabled{opacity:.45}.sk-key.is-letter{font-family:var(--sk-f-d);color:var(--sk-x-ink);font-style:italic;font-weight:600}.sk-key.is-action{background:var(--sk-stone)}.sk-key.is-wide{grid-column:span 2}.sk-key svg{width:20px;height:20px}@media (max-width:680px),(max-height:600px){.sk-pad{padding:4px}.sk-key{min-height:44px}.sk .sk-pad.is-compact{grid-template-columns:repeat(6,minmax(44px,1fr));max-width:420px}}@media (max-width:520px){.sk-head{padding:10px 10px 2px}.sk-prompt{gap:10px;padding:4px 10px 10px}.sk-prompt p{padding-top:8px;font-size:18px}.sk-body{margin:0 8px}.sk-fb{margin:10px 8px 0;font-size:14.5px}.sk-actions{margin:10px 8px 0}.sk-newbtn{flex:100%;justify-content:center;margin-left:0}.sk-field{font-size:19px}.sk-check{flex:auto}.sk-input-row:has(>.sk-check)>.sk-field{flex:11ch}.sk-input-row:has(>.sk-field)>.sk-check{flex:none}}@media (prefers-reduced-motion:reduce){.sk-body{animation:none}.sk-newbtn,.sk-check{transition:none}.sk-newbtn:hover,.sk-check:hover:not(:disabled){transform:none}}.sk[data-reduced] .sk-body{animation:none}.sk[data-reduced] .sk-newbtn,.sk[data-reduced] .sk-check{transition:none}.sk[data-reduced] .sk-newbtn:hover,.sk[data-reduced] .sk-check:hover:not(:disabled){transform:none}.sk-input-solution{flex-wrap:wrap;align-items:baseline;gap:8px;font-size:18px;display:flex}.sk.sk-on-stage{box-shadow:none;background:0 0;border-radius:0;padding:0}.sk.sk-on-stage .sk-head{padding:0 0 10px}.sk.sk-on-stage .sk-body{margin:0 auto;animation-name:sk-fade}@keyframes sk-fade{0%{opacity:0}to{opacity:1}}.sk.sk-on-stage[data-sk-check-in-strip] .sk-check{display:none}@media (max-width:680px),(max-height:600px){main .sk.sk-on-stage [data-sk-pin]{left:var(--sk-pin-left,12px);bottom:var(--sk-pin-bottom,80px);z-index:3;box-sizing:border-box;width:var(--sk-pin-width,calc(100% - 24px));max-height:var(--sk-pin-max,50dvh);overscroll-behavior:contain;background:var(--sk-bg);margin:0;padding-block:8px 10px;position:fixed;overflow-y:auto;box-shadow:0 -14px 16px -14px #28262459}.sk.sk-on-stage:has([data-sk-pin]){padding-bottom:var(--sk-pin-h,0px)}}@media (max-height:600px) and (min-width:600px) and (orientation:landscape){main .sk.sk-on-stage [data-sk-pin]{left:calc(var(--sk-pin-left,12px) + var(--sk-pin-width,100vw) / 2);width:calc(var(--sk-pin-width,calc(100% - 24px)) / 2);padding-block:4px;box-shadow:-14px 0 16px -14px #28262459}main .sk.sk-on-stage [data-sk-pin] .sk-input-note{display:none}main .sk.sk-on-stage [data-sk-pin] .sk-input{flex-flow:wrap;justify-content:center;gap:4px 8px}main .sk.sk-on-stage [data-sk-pin] .sk-input>.sk-pad{flex-basis:100%;padding:2px 0 0}main .sk.sk-on-stage [data-sk-pin] .sk-input>.sk-input-row{flex:1 1 0}main .sk.sk-on-stage [data-sk-pin] .sk-input-row>.sk-field{flex-basis:9ch;height:44px;min-height:44px}main .sk.sk-on-stage [data-sk-pin] .sk-key{min-height:44px}.sk.sk-on-stage:has([data-sk-pin]){padding-bottom:0;padding-right:50%}}
