.knowledge-graph-frame-module__FY9smq__frame{border:1px solid var(--color-line);background:var(--color-paper);border-radius:18px;flex-direction:column;width:100%;margin-top:48px;display:flex;overflow:hidden}.knowledge-graph-frame-module__FY9smq__header{border-bottom:1px solid var(--color-line);justify-content:space-between;align-items:center;gap:16px;padding:18px 22px;display:flex}.knowledge-graph-frame-module__FY9smq__header h2{letter-spacing:-.4px;margin:0;font-size:20px;font-weight:550}.knowledge-graph-frame-module__FY9smq__header button{border:1px solid var(--color-line);background:var(--color-paper);color:var(--color-action);font:inherit;cursor:pointer;border-radius:999px;align-items:center;gap:8px;padding:9px 14px;font-size:13px;display:flex}.knowledge-graph-frame-module__FY9smq__header button:focus-visible{outline:2px solid var(--color-action);outline-offset:3px}.knowledge-graph-frame-module__FY9smq__graph{background:var(--color-paper);border:0;width:100%;height:620px;display:block}.knowledge-graph-frame-module__FY9smq__frame:fullscreen{border:0;border-radius:0;width:100%;height:100%;margin:0}.knowledge-graph-frame-module__FY9smq__frame:fullscreen .knowledge-graph-frame-module__FY9smq__graph{flex:1;height:0;min-height:0}@media (max-width:600px){.knowledge-graph-frame-module__FY9smq__header{padding:14px}.knowledge-graph-frame-module__FY9smq__graph{height:560px}}
.student-activity{background:var(--color-paper);place-items:normal;max-width:1600px;min-height:100svh;margin:auto;padding:106px 40px 48px;display:block}.student-activity button{font:inherit;cursor:pointer}.student-activity button:disabled{cursor:wait;opacity:.65}.student-activity :is(button,a,summary):focus-visible{outline:2px solid var(--color-action);outline-offset:4px}.activity-heading{justify-content:space-between;align-items:center;width:100%;margin-bottom:38px;display:flex}.activity-heading h1{margin:0;font-size:30px;font-weight:600}.activity-refresh,.activity-load,.activity-back{color:var(--color-action);background:0 0;border:0;padding:8px}.activity-refresh span{vertical-align:-1px;margin-right:6px;font-size:22px;display:inline-block}.activity-columns{grid-template-columns:minmax(0,1.6fr) minmax(340px,1fr);gap:34px;width:100%;display:grid}.activity-day{margin-bottom:28px}.activity-day h2{color:var(--color-ink-muted);margin:0 0 16px 12px;font-size:16px;font-weight:500}.activity-row{text-align:left;width:100%;color:var(--color-ink);border:0;border-bottom:1px solid var(--color-line);background:0 0;justify-content:space-between;align-items:center;gap:18px;padding:17px 14px;display:flex}.activity-row.is-selected{background:var(--color-action-soft)}.activity-row:hover{background:var(--color-surface)}.activity-row-copy{min-width:0}.activity-row-title{font-size:16px;line-height:1.45;display:block}.activity-row-meta{min-width:0;color:var(--color-ink-muted);white-space:nowrap;margin-top:5px;font-size:13px;display:flex}.activity-course-location{text-overflow:ellipsis;white-space:nowrap;min-width:0;overflow:hidden}.activity-status{white-space:nowrap;font-size:14px}.activity-status-success{color:var(--color-success)}.activity-status-review{color:var(--color-review)}.activity-status-repair{color:var(--color-repair)}.activity-status-warning{color:var(--color-warning)}.activity-status-neutral,.activity-muted{color:var(--color-ink-muted)}.activity-inspector{border-left:1px solid var(--color-line);outline:none;align-self:start;min-width:0;max-height:calc(100svh - 114px);padding-left:34px;padding-right:8px;position:sticky;top:94px;overflow-y:auto}.activity-context{color:var(--color-ink-muted);margin:0 0 16px;font-size:13px}.activity-response-time{margin:14px 0 0}.activity-detail-title{margin:0 0 14px;font-size:23px;font-weight:500;line-height:1.3}.activity-detail-section{margin-top:28px}.activity-inspector h3{color:var(--color-ink-muted);margin:0 0 12px;font-size:14px;font-weight:500}.activity-detail-section p{overflow-wrap:anywhere;white-space:pre-wrap;margin:10px 0;font-size:15px;line-height:1.6}.activity-quantity-mat{border:1px solid var(--color-line);background:var(--color-surface);border-radius:8px;min-height:168px;margin:14px 0 4px;position:relative}.activity-instant-count{border:1px solid var(--color-line);background:var(--color-surface);border-radius:8px;margin:14px 0 0;padding:16px}.activity-instant-count-field{aspect-ratio:1;width:100%;position:relative}.activity-instant-count-dot{background:var(--color-ink);border-radius:50%;width:18px;height:18px;margin:-9px 0 0 -9px;position:absolute}.activity-quantity-piece{place-items:center;width:18px;height:18px;display:grid;position:absolute;transform:translate(-50%,-50%)}.activity-quantity-piece.is-group{flex-wrap:wrap;place-content:center;gap:2px;width:36px;height:22px;display:flex}.activity-quantity-dot{background:var(--color-ink);border-radius:50%;width:8px;height:8px}.activity-trace-section>h3{margin-bottom:10px;font-size:11px}.activity-trace{grid-template-columns:1fr 1fr 1fr;margin:0;padding:0;list-style:none;display:grid;position:relative}.activity-trace:before,.activity-trace:after{content:"";pointer-events:none;height:2px;position:absolute;top:24px;left:7px}.activity-trace:before{background:var(--color-line);right:7px}.activity-trace:after{width:calc((100% - 14px) * var(--trace-progress,0));background:var(--color-success);transition:width .16s}.activity-trace li{z-index:1;text-align:center;grid-template-rows:11px 14px 11px;justify-items:center;row-gap:5px;display:grid;position:relative}.activity-trace li:first-child{text-align:left;justify-items:start}.activity-trace li:last-child{text-align:right;justify-items:end}.activity-trace-title{color:var(--color-ink);font-size:9px;font-weight:500;line-height:11px}.activity-trace-dot{border:1.5px solid var(--color-ink);background:var(--color-paper);width:14px;height:14px;color:var(--color-paper);box-sizing:border-box;border-radius:50%;place-items:center;display:grid}.activity-trace-dot svg{fill:none;stroke:currentColor;stroke-width:1.8px;stroke-linecap:round;stroke-linejoin:round;width:9px;height:9px}.activity-trace .trace-done .activity-trace-dot{background:var(--color-success);border-color:var(--color-success)}.activity-trace .trace-pending .activity-trace-title,.activity-trace .trace-pending .activity-trace-status{color:var(--color-review)}.activity-trace .trace-unknown .activity-trace-title{color:var(--color-ink-muted)}.activity-trace .trace-unknown .activity-trace-dot{border-color:var(--color-ink-muted)}.activity-trace-status{color:var(--color-ink-muted);font-size:9px;line-height:11px}.activity-trace .trace-done .activity-trace-status{color:var(--color-success)}.activity-trace .trace-repair .activity-trace-status{color:var(--color-repair)}.activity-mastery{--activity-block-gap:33px;border-top:1px solid var(--color-line);margin-top:25px;padding-top:22px}.activity-mastery-heading{justify-content:space-between;align-items:baseline;gap:16px;margin-bottom:8px;display:flex}.activity-mastery-heading h3,.activity-atom>h3{color:var(--color-ink);margin:0;font-size:15px;font-weight:500}.activity-mastery-heading strong{white-space:nowrap;font-size:20px;font-weight:550}.activity-mastery-heading strong span{color:var(--color-ink-muted);font-size:13px;font-weight:400}.activity-delta{font-variant-numeric:tabular-nums;font-weight:200}.activity-delta.is-up{color:var(--color-success)}.activity-delta.is-down{color:var(--color-repair)}.activity-evidence-label{color:var(--color-ink-muted);margin:0 0 8px;font-size:12px;line-height:1.5}.activity-recall-scale{margin:0 0 11px}.activity-stability-curve{margin:0}.activity-recall-caption,.activity-stability-caption{color:var(--color-ink);font-size:13px}.activity-recall-caption{margin:0 0 3px}.activity-stability-caption{margin:0 0 20px}.activity-curve{grid-template-rows:auto;grid-template-columns:40px 1fr;column-gap:8px;display:grid}.activity-curve-body{padding-right:28px;position:relative}.activity-curve-y{height:180px;padding:4px 0}.activity-curve-y-inner{height:100%;position:relative}.activity-curve-y span{color:var(--color-ink-muted);font-size:11px;line-height:1;position:absolute;right:0;transform:translateY(50%)}.activity-curve-plot{height:180px;position:relative}.activity-curve-plot svg{width:100%;height:180px;display:block}.activity-curve-value{color:var(--color-ink);white-space:nowrap;font-size:11px;font-weight:650;line-height:1;position:absolute;transform:translate(8px,calc(-100% - 1px))}.activity-curve-value.is-near-end{transform:translate(calc(-100% - 8px),calc(-100% - 1px))}.activity-curve-value.is-horizon{font-weight:400;transform:translate(10px,calc(-100% - 2px))}.activity-curve-grid{fill:none;stroke:var(--color-line)}.activity-curve-grid.is-guide{stroke-width:.6px;opacity:.4}.activity-curve-grid.is-target{stroke:var(--color-line);stroke-dasharray:3 5;stroke-width:.6px;opacity:.35}.activity-curve-axis{fill:none;stroke:var(--color-line-strong)}.activity-curve-line{fill:none;stroke:var(--color-ink);stroke-width:2.25px}.activity-curve-gate{fill:none;stroke:var(--color-ink-soft);stroke-dasharray:3 4}.activity-curve-gate.is-cleared{stroke:var(--color-success)}.activity-curve-mark{background:var(--color-ink);border-radius:50%;width:9px;height:9px;margin:-4.5px 0 0 -4.5px;position:absolute}.activity-curve-mark.is-cleared{background:var(--color-success)}.activity-curve-x{height:13px;margin-top:2px;position:relative}.activity-curve-x span{color:var(--color-ink-soft);font-size:11px;font-weight:400;line-height:1;position:absolute;top:0;transform:translate(-50%)}.activity-curve-x .is-end{left:auto;right:0;transform:none}.activity-scale{height:54px;position:relative;overflow:visible}.activity-scale-track{background:var(--color-line);height:2px;position:absolute;top:16px;left:0;right:0}.activity-scale-sure{background:var(--color-action);height:8px;position:absolute;top:13px;left:0}.activity-scale-band{background:#c5cdd3;height:8px;position:absolute;top:13px}.activity-scale-hatch{background:var(--color-line-strong);width:1px;height:12px;margin-left:-.5px;position:absolute;top:11px}.activity-scale-hatch.is-major{background:var(--color-ink-soft);height:16px;top:9px}.activity-scale-mark{background:var(--color-ink);width:2px;height:22px;margin-left:-1px;position:absolute;top:6px}.activity-scale-mark.is-now{height:44px;top:-5px}.activity-scale-mark.is-gate{background:var(--color-ink-muted)}.activity-scale-mark.is-faded{background:var(--color-warning)}.activity-scale-tip{color:var(--color-ink-muted);white-space:nowrap;font-size:11px;line-height:1.2;position:absolute;top:30px;transform:translate(-50%)}.activity-scale-tip.is-now{color:var(--color-ink);font-weight:650;top:41px}.activity-scale-tip.is-faded{color:var(--color-warning)}.activity-scale-tip.is-start{transform:none}.activity-bars{margin-bottom:var(--activity-block-gap);gap:15px;display:grid}.activity-bar>div{justify-content:space-between;margin-bottom:7px;font-size:13px;display:flex}.activity-bar progress{appearance:none;background:var(--color-line);border:0;border-radius:5px;width:100%;height:5px;display:block;overflow:hidden}.activity-bar progress::-webkit-progress-bar{background:var(--color-line);border-radius:5px}.activity-bar progress::-webkit-progress-value{background:var(--color-action);border-radius:5px}.activity-bar progress::-moz-progress-bar{background:var(--color-action);border-radius:5px}.activity-atom{margin-top:var(--activity-block-gap)}.activity-atom-title{justify-content:space-between;align-items:baseline;gap:12px;margin:10px 0 8px;font-size:13px;font-weight:400;line-height:1.35;display:flex}.activity-atom-title p{margin:0}.activity-atom-title>span{white-space:nowrap;flex:none}.activity-atom-meta{color:var(--color-ink);align-items:center;gap:6px;margin:0 0 16px;font-size:12px;display:flex}.activity-lifecycle{background:var(--color-lifecycle-new-soft);min-height:18px;color:var(--color-ink-muted);border-radius:999px;align-items:center;padding:1px 7px;font-size:10px;font-weight:700;line-height:1;display:inline-flex}.activity-lifecycle.is-learning{background:var(--color-lifecycle-learning-soft);color:var(--color-lifecycle-learning-strong)}.activity-lifecycle.is-practicing{background:var(--color-lifecycle-practicing-soft);color:var(--color-lifecycle-practicing-strong)}.activity-lifecycle.is-mastered{background:var(--color-lifecycle-mastered-soft);color:var(--color-lifecycle-mastered)}.activity-lifecycle.is-new{background:var(--color-lifecycle-new-soft);color:var(--color-ink-muted)}.activity-disclosure{margin-top:16px;font-size:13px}.activity-disclosure summary{cursor:pointer;color:var(--color-ink-muted);padding:4px 0}.activity-disclosure p{line-height:1.6}.activity-disclosure dl>div{justify-content:space-between;gap:16px;margin:12px 0;display:flex}.activity-disclosure dd{text-align:right;margin:0}.activity-evidence-heading{color:var(--color-ink);margin:0 0 6px;font-size:12px;font-weight:400}.activity-evidence-row{color:var(--color-ink-muted);justify-content:space-between;gap:12px;padding:2px 0;font-size:11px;line-height:1.4;display:flex}.activity-evidence-row>span:last-child{white-space:nowrap}.activity-open-task{color:var(--color-action);margin-top:28px;font-size:14px;text-decoration:none;display:inline-block}.activity-error{color:var(--color-repair);font-size:14px;line-height:1.5}.activity-empty{color:var(--color-ink-muted);padding:12px;font-size:15px;line-height:1.6}.activity-back{display:none}.activity-spin{animation:1s linear infinite activity-spin}@keyframes activity-spin{to{transform:rotate(360deg)}}@media (max-width:1000px){.student-activity{padding-left:24px;padding-right:24px}.activity-columns{grid-template-columns:minmax(0,1.2fr) minmax(310px,1fr);gap:22px}.activity-inspector{padding-left:22px}}@media (max-width:760px){.student-activity{padding:100px 18px 30px}.activity-heading{margin-bottom:28px}.activity-heading h1{font-size:27px}.activity-columns{width:100%;display:block}.activity-inspector{border:0;max-height:none;padding:0;display:none;position:static;overflow:visible}.activity-mobile-detail .activity-inspector{display:block}.activity-mobile-detail .activity-history{display:none}.activity-back{margin:-8px 0 22px;padding-left:0;display:block}.activity-row{gap:12px;padding-left:10px;padding-right:10px}.activity-row-title{font-size:15px}.activity-status{white-space:normal;text-align:right;font-size:12px}}@media (prefers-reduced-motion:reduce){.activity-spin{animation:none}.activity-trace:after{transition:none}}.activity-mastery-switch{background:var(--color-surface);border:1px solid var(--color-line);border-radius:7px;gap:3px;margin-bottom:20px;padding:3px;display:inline-flex}.activity-mastery-switch button{color:var(--color-ink-muted);background:0 0;border:0;border-radius:4px;padding:7px 10px;font-size:12px}.activity-mastery-switch button[aria-pressed=true]{background:var(--color-action-soft);color:var(--color-action)}.activity-detail-section .activity-question{margin:0;font-size:20px;font-weight:550;line-height:1.35}.activity-collection{border:1px solid var(--color-line);background:var(--color-surface);border-radius:8px;flex-wrap:nowrap;justify-content:center;gap:10px;margin:14px 0 0;padding:16px 12px;display:flex}.activity-collection.is-empty{align-items:center;min-height:72px}.activity-collection.is-grouped,.activity-collection.is-array{flex-wrap:wrap}.activity-collection.is-circle,.activity-collection.is-scattered{min-height:260px;display:block;position:relative}.activity-collection.is-circle .activity-collection-unit,.activity-collection.is-scattered .activity-collection-unit{position:absolute;transform:translate(-50%,-50%)}.activity-empty-collection{color:var(--color-ink);text-align:center;margin:0;font-size:15px;font-weight:550}.activity-collection-unit{background:var(--color-ink);border-radius:50%;flex:none;width:16px;height:16px}.activity-collection-group{border:1px solid var(--color-line-strong);border-radius:6px;grid-template-columns:repeat(5,10px);gap:3px;padding:5px;display:grid}.activity-collection-group .activity-collection-unit{width:10px;height:10px}.activity-detail-section .activity-heard{font-variant-numeric:tabular-nums;letter-spacing:.02em;margin:0 0 10px;font-size:18px;font-weight:550}.activity-response-caption{color:var(--color-ink-muted);margin:0 0 10px;font-size:13px}.activity-count-feedback{text-align:left;margin:4px 0 12px}.activity-count-line{flex-wrap:wrap;justify-content:flex-start;gap:10px 8px;margin:0 0 10px;padding:0;list-style:none;display:flex}.activity-count-token{flex-direction:column;align-items:center;min-width:1.6em;display:flex}.activity-count-number{font-variant-numeric:tabular-nums;font-size:24px;font-weight:650;line-height:1.2}.activity-count-mark{font-size:10px;font-weight:500;line-height:16px}.activity-count-match{color:var(--color-success)}.activity-count-missing,.activity-count-unexpected{color:var(--color-repair)}.activity-count-missing .activity-count-number{border-bottom:2px dashed}.activity-object-feedback{margin:4px 0 16px}.activity-object-line{flex-wrap:nowrap;justify-content:flex-start;gap:8px;margin:0;padding:0;list-style:none;display:flex}.activity-object-token{flex-direction:column;flex:1 1 0;align-items:center;gap:4px;min-width:0;display:flex}.activity-object-dot{background:currentColor;border-radius:50%;width:18px;height:18px}.activity-object-mark{font-size:10px;font-weight:500;line-height:16px}.activity-object-counted{color:var(--color-success)}.activity-object-missing,.activity-object-repeated{color:var(--color-repair)}.activity-object-missing .activity-object-dot{background:0 0;border:2px dashed}.activity-timeout-note{color:var(--color-warning);margin:0 0 10px;font-size:15px;font-weight:550}.activity-spoken-total{margin:0 0 10px;font-size:15px;font-weight:550}.activity-spoken-total.is-match{color:var(--color-success)}.activity-spoken-total.is-mismatch{color:var(--color-repair)}.activity-inspector .count-sequence-line{justify-content:flex-start;margin-bottom:10px}.activity-inspector .count-sequence-number{font-size:24px}.activity-recording{margin:4px 0 16px}.activity-drawing{aspect-ratio:1;object-fit:contain;border:1px solid var(--color-line-strong);background:var(--color-paper);border-radius:12px;width:min(100%,18rem);display:block}.activity-recording-saved{color:var(--color-ink-muted);margin:8px 0 0;font-size:13px}.activity-playback{justify-items:center;margin:0 0 4px;display:grid}.activity-inspector .task-playback{width:min(100%,18rem)}.activity-inspector .task-icon-button{border:1px solid var(--color-line);background:var(--color-paper);width:40px;height:40px;color:var(--color-ink);border-radius:50%;place-items:center;padding:0;display:inline-grid}.activity-inspector .task-icon-button:hover,.activity-inspector .task-icon-button:focus-visible{border-color:var(--color-action);color:var(--color-action)}.activity-inspector .task-icon-button svg{fill:currentColor;stroke:none;width:20px;height:20px}.activity-inspector .task-playback-side{width:32px;height:32px}.activity-inspector .task-playback-side svg{width:16px;height:16px}.activity-inspector 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