.teach .w2-root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;flex-direction:column;flex:1;gap:14px;min-width:0;padding:clamp(10px,2vh,20px);display:flex}.teach[data-theme=night] .w2-root,.teach[data-theme=chalk] .w2-root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}.teach .w2-live{grid-template-columns:minmax(0,1fr) minmax(250px,340px);align-items:start;gap:18px;display:grid}.teach .w2-side{flex-direction:column;gap:12px;min-width:0;display:flex}.teach .w2-row{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.teach .w2-note{color:var(--muted);margin:0;font-size:14px}.teach .w2-big{font-variant-numeric:tabular-nums;overflow-wrap:anywhere;margin:0;font-size:clamp(24px,4.4vw,44px);font-weight:800;line-height:1.15}.teach .w2-say{min-height:1.4em;margin:0;font-size:clamp(18px,2.6vw,26px);font-weight:700}.teach .w2-stage{background:var(--paper);border:2px solid var(--rule);touch-action:none;-webkit-user-select:none;user-select:none;border-radius:10px;width:100%;height:auto;display:block}.teach .w2-field{color:var(--muted);flex-direction:column;gap:4px;font-size:13px;font-weight:600;display:flex}.teach .w2-field select,.teach .w2-field input[type=number],.teach .w2-field input[type=text]{font:inherit;border:2px solid var(--rule-strong);background:var(--paper);min-height:44px;color:var(--ink);border-radius:8px;width:100%;padding:0 10px;font-size:16px}.teach .w2-num{width:5.5ch;font:inherit;text-align:center;border:2px solid var(--ink);background:var(--paper);min-height:52px;color:var(--ink);border-radius:8px;font-size:24px;font-weight:800}.teach .w2-card{border:1px solid var(--rule);background:var(--card);border-radius:10px;min-width:0;padding:12px 14px}.teach .fc-circles{flex-wrap:wrap;justify-content:center;align-items:flex-start;gap:14px;display:flex}.teach .fc-one{flex-direction:column;align-items:center;gap:6px;width:min(100%,250px);display:flex}.teach .fc-one svg{width:100%;height:auto}.teach .fc-wedge{stroke:var(--ink);stroke-width:3px;cursor:pointer;outline:none}.teach .fc-wedge.off{fill:var(--card)}.teach .fc-wedge:hover{filter:brightness(1.08)}.teach .fc-wedge:focus-visible{stroke:var(--accent);stroke-width:6px}.teach .fc-op{align-self:center;font-size:clamp(30px,6vw,56px);font-weight:800}.teach .fc-label{font-variant-numeric:tabular-nums;font-size:clamp(22px,3.6vw,36px);font-weight:800}.teach .fc-line{margin:2px 0;font-size:clamp(16px,2.4vw,22px)}.teach .am-grid{gap:0;width:100%;max-width:760px;margin:0 auto;display:grid}.teach .am-head{text-align:center;color:var(--muted);padding:4px;font-size:clamp(14px,2.4vw,24px);font-weight:800}.teach .am-side{color:var(--muted);justify-content:flex-end;align-items:center;padding-right:8px;font-size:clamp(14px,2.4vw,24px);font-weight:800;display:flex}.teach .am-cell{border:2px solid var(--ink);font-variant-numeric:tabular-nums;justify-content:center;align-items:center;min-height:64px;font-size:clamp(16px,3vw,32px);font-weight:800;display:flex}.teach .am-cell.c0{background:color-mix(in srgb, #e4572e 22%, var(--card))}.teach .am-cell.c1{background:color-mix(in srgb, #3a86c8 22%, var(--card))}.teach .am-cell.c2{background:color-mix(in srgb, #f3a712 24%, var(--card))}.teach .am-cell.c3{background:color-mix(in srgb, #8cb369 26%, var(--card))}.teach .am-lines p{font-variant-numeric:tabular-nums;margin:2px 0;font-size:clamp(16px,2.2vw,22px)}.teach .am-fgrid{border:3px solid var(--ink);background:var(--card);aspect-ratio:1;width:100%;max-width:460px;margin:0 auto;display:grid}.teach .am-fgrid button{border:1px solid var(--rule-strong);background:0 0;padding:0}.teach .am-fgrid button.col{background:#3a86c861}.teach .am-fgrid button.row{background:#f3a71261}.teach .am-fgrid button.col.row{background:#8cb369cc}.teach .gp-wrap{max-width:100%;overflow:auto}.teach .gp-page{color:#111;border:1px solid var(--rule);background:#fff;max-width:100%;margin:0 auto}.teach .gp-page svg{max-width:100%;height:auto;display:block}.teach .gp-plane{color:#111;touch-action:manipulation;border:2px solid var(--rule);background:#fff;border-radius:10px;max-width:min(100%,76vh);margin:0 auto}.teach .gp-hit{fill:#0000;cursor:crosshair}.teach .gp-list{flex-wrap:wrap;gap:6px;margin:0;padding:0;list-style:none;display:flex}.teach .gp-list li{border:1px solid var(--rule-strong);font-variant-numeric:tabular-nums;background:var(--paper);border-radius:999px;padding:4px 10px;font-weight:700}.teach .gp-choices{grid-template-columns:repeat(auto-fit,minmax(min(100%,120px),1fr));gap:10px;display:grid}.teach .w2-choice{border:2px solid var(--ink);background:var(--paper);min-height:72px;color:var(--ink);font-variant-numeric:tabular-nums;overflow-wrap:anywhere;border-radius:10px;padding:10px 14px;font-size:clamp(20px,3.4vw,34px);font-weight:800}.teach .w2-choice:hover:not(:disabled){background:var(--tint)}.teach .w2-choice.right{background:var(--good);color:#fff;border-color:var(--good)}.teach .w2-choice.wrong{border-color:var(--stop);opacity:.75;text-decoration:line-through}.teach .w2-choices{grid-template-columns:repeat(auto-fit,minmax(min(100%,150px),1fr));gap:10px;display:grid}.teach .ms-stage{cursor:default}.teach .ms-ruler{cursor:grab}.teach .ms-handle{cursor:grab;fill:var(--accent);stroke:var(--ink);stroke-width:3px}.teach .ms-tick{stroke:#111;stroke-width:1.5px}.teach .ms-body{fill:#f7e7a9;stroke:#111;stroke-width:2px}.teach .ms-prot{fill:#8fd3f473;stroke:#0b3d5c;stroke-width:2px;cursor:grab}.teach .ms-ray{stroke:#d1322a;stroke-width:5px;stroke-linecap:round}.teach .ms-seg{stroke:#d1322a;stroke-width:8px;stroke-linecap:round}.teach .ms-txt{font:600 12px var(--font-ui);fill:#111;-webkit-user-select:none;user-select:none;pointer-events:none}.teach .pr-ruler{color:#111;background:#fff;max-width:100%;overflow:hidden}.teach .pr-ruler svg{max-width:none;display:block}.teach .pr-sheet{color:#111;background:#fff;border-radius:8px;flex-direction:column;align-items:flex-start;gap:16px;max-width:100%;padding:12px;display:flex;overflow-x:auto}.teach .sp-bar{border-bottom:3px solid var(--ink);align-items:flex-end;gap:6px;height:220px;padding:6px 4px 0;display:flex}.teach .sp-col{flex-direction:column;flex:1;justify-content:flex-end;align-items:center;min-width:0;height:100%;display:flex;position:relative}.teach .sp-fill{border:1px solid var(--ink);border-bottom:0;width:100%;min-height:1px;transition:height .25s}.teach .sp-exp{border-top:3px dashed var(--ink);pointer-events:none;position:absolute;left:0;right:0}.teach .sp-labels{gap:6px;padding:4px 4px 0;display:flex}.teach .sp-labels span{text-align:center;overflow-wrap:anywhere;flex:1;min-width:0;font-size:13px;font-weight:700}.teach .sp-pct{font-variant-numeric:tabular-nums;font-size:12px;font-weight:700}.teach .sp-arrow{transform-origin:50%;transition:transform 1.6s cubic-bezier(.12,.7,.15,1)}.teach .sp-edit{grid-template-columns:22px minmax(0,1fr) 70px 44px;align-items:center;gap:6px;display:grid}.teach .sp-edit input{min-height:44px;font:inherit;border:2px solid var(--rule-strong);background:var(--paper);color:var(--ink);border-radius:8px;min-width:0;padding:0 8px;font-size:16px}.teach .sp-sw{border:1px solid var(--ink);border-radius:4px;width:20px;height:20px}.teach .dl-dice{flex-wrap:wrap;justify-content:center;gap:10px;display:flex}.teach .dl-die{width:clamp(64px,14vw,110px);height:auto}.teach .dl-die rect{fill:#fff;stroke:#111;stroke-width:4px}.teach .dl-die circle{fill:#111}.teach .dl-die.rolling{animation:.5s dl-shake}@keyframes dl-shake{0%{transform:rotate(-12deg)translateY(-6px)}50%{transform:rotate(10deg)}to{transform:none}}.teach .sp-table{border-collapse:collapse;font-variant-numeric:tabular-nums;width:100%;font-size:14px}.teach .sp-table th,.teach .sp-table td{border:1px solid var(--rule-strong);text-align:center;padding:3px 6px}.teach .kp-q{text-align:center;font-variant-numeric:tabular-nums;overflow-wrap:anywhere;margin:6px 0;font-size:clamp(36px,8vw,84px);font-weight:800;line-height:1.1}.teach .kp-meter{border:2px solid var(--ink);background:var(--card);border-radius:7px;height:14px;overflow:hidden}.teach .kp-meter i{background:var(--good);height:100%;transition:width .25s linear;display:block}.teach .kp-start{align-self:center;min-height:72px;padding:0 36px;font-size:28px}.teach .kp-sale{flex-wrap:wrap;justify-content:center;align-items:center;gap:14px;display:flex}.teach .kp-item{font-size:clamp(56px,12vw,110px);line-height:1}.teach .kp-price{font-size:clamp(28px,5vw,48px);font-weight:800}.teach .kp-tray{flex-wrap:wrap;justify-content:center;gap:8px;display:flex}.teach .kp-piece{border:2px solid var(--ink);background:var(--paper);border-radius:12px;justify-content:center;align-items:center;min-width:76px;min-height:76px;padding:4px;display:inline-flex}.teach .kp-piece:hover{background:var(--tint)}.teach .kp-piece svg{width:74px;height:60px}.teach .kp-given{border:3px dashed var(--ink);border-radius:12px;flex-wrap:wrap;align-items:center;gap:6px;min-height:80px;padding:8px;display:flex}.teach .kp-steps{margin:0;padding-left:22px;font-size:clamp(16px,2.2vw,22px)}.teach .tt-clock{touch-action:none;width:min(100%,440px);margin:0 auto;display:block}.teach .tt-ask{text-align:center;margin:0;font-size:clamp(22px,4vw,38px);font-weight:800}.teach.is-projector .w2-big{font-size:clamp(32px,6vw,72px)}@media (max-width:760px){.teach .w2-live{grid-template-columns:1fr}.teach .sp-bar{height:160px}}@media print{.teach .w2-live{display:block}.teach .w2-stage,.teach .gp-plane{border:1px solid #999}.teach .gp-page,.teach .gp-wrap{border:0;max-width:none;overflow:visible}.teach .pr-sheet{padding:0;overflow:visible}.teach .gp-print{width:calc(var(--pw) + 1mm);max-width:none;height:auto}}