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7%,transparent);font-size:9px;font-weight:850}.module-status.done{color:var(--green);background:color-mix(in srgb,var(--green) 13%,transparent)}.module-exercise-list{position:relative;display:grid;gap:2px;margin-left:14px;padding:2px 7px 9px 12px;border-left:1px solid color-mix(in srgb,var(--ink) 14%,transparent)}.module-exercise-list>button{width:100%;min-height:34px;display:grid;grid-template-columns:22px minmax(0,1fr);align-items:center;gap:6px;padding:5px 7px;border:0;border-radius:6px;color:var(--ink);background:transparent;text-align:left;font-size:11px;line-height:1.25}.module-exercise-list>button.active,.module-exercise-list>button:hover:not(:disabled){background:var(--surface-lilac);color:var(--primary-deep)}.module-exercise-list>button.completed{color:var(--muted)}.module-exercise-list>button:disabled{color:var(--muted);opacity:.48}.exercise-state{min-width:20px;display:grid;place-items:center;font-size:9px;font-weight:850}.module-exercise-list p{gap:6px;margin:5px 2px;font-size:10px;line-height:1.35}.lesson-breadcrumb,.module-exercise-list p{display:flex;align-items:center;color:var(--muted)}.lesson-breadcrumb{min-height:32px;flex-wrap:wrap;gap:5px;padding:8px 2px 0;font-size:12px}.lesson-breadcrumb button{padding:2px 3px;border:0;color:var(--muted);background:transparent;font-weight:700}.lesson-breadcrumb button:hover{color:var(--primary-deep)}.lesson-breadcrumb strong{color:var(--ink)}.focus-breadcrumb{min-height:46px;padding:8px 12px;border:1px solid var(--line);border-radius:8px;background:var(--surface)}.focus-hero{min-height:230px;display:grid;justify-items:center;align-content:center;padding:30px;border:1px solid color-mix(in srgb,var(--primary) 45%,var(--line));border-radius:8px;background:var(--surface-lilac);text-align:center}.focus-hero h1{max-width:880px;margin:4px 0 10px;font-size:clamp(2.2rem,4.5vw,4.5rem)}.focus-instruction{margin:0;color:var(--ink);font-size:17px;font-weight:700}.focus-explanation{max-width:780px;margin:18px 0 0;padding-top:17px;border-top:1px solid color-mix(in srgb,var(--primary) 28%,var(--line));color:var(--muted)}.lesson-main{width:min(1280px,100%);margin:0 auto;display:grid;gap:15px;align-content:start;padding-bottom:86px}.lesson-header{min-height:88px;justify-content:space-between;align-items:flex-start;padding:2px 2px 4px}.lesson-header h1{margin:0 0 7px;font-size:clamp(2rem,3.2vw,3.3rem)}.lesson-header p{color:var(--muted)}.fact-badge,.track-pill,.word-status{display:inline-flex;width:fit-content;padding:4px 9px;border-radius:999px;color:var(--primary-deep);background:var(--surface-lilac);font-size:12px;font-weight:750}.lesson-workspace{min-width:0;display:grid;grid-template-columns:minmax(0,1fr);gap:14px;align-items:start}.lesson-column{min-width:0;display:grid;gap:15px}.feedback-card,.intro-card,.lesson-sections,.metric-grid article,.nova-card,.parent-panel,.parent-score,.submission-card,.word-card,.workspace-callout{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}.intro-card{display:grid;grid-template-columns:42px 1fr;align-items:center;gap:12px;padding:14px 16px;background:linear-gradient(145deg,var(--surface-lilac),var(--surface));border-left:4px solid var(--primary)}.intro-card p{margin:0}.nova-mini{width:48px;height:48px;object-fit:contain;filter:drop-shadow(0 7px 9px color-mix(in srgb,var(--primary) 22%,transparent))}.lesson-sections{padding:20px;display:grid;gap:22px;box-shadow:var(--shadow)}.lesson-sections section:not(:last-child){padding-bottom:20px;border-bottom:1px solid var(--line)}.lesson-sections p{margin-bottom:0}.workspace-callout{padding:16px 18px;display:flex;justify-content:space-between;gap:16px;align-items:center;background:var(--surface-soft);border-left:4px solid var(--coral)}.workspace-callout p{margin:4px 0 0;color:var(--muted)}.workspace-callout>span{font-size:11px;font-weight:800;white-space:nowrap}.feedback-card,.nova-card,.submission-card{padding:20px}.interactive-lesson{overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow)}.exercise-progress{align-items:center;gap:16px;padding:15px 20px;border-bottom:1px solid var(--line);background:var(--surface-soft)}.exercise-progress p{margin:0 0 3px}.exercise-dots{width:min(320px,100%);display:grid;grid-auto-flow:column;grid-auto-columns:minmax(14px,1fr);gap:5px}.exercise-dots span{height:7px;border-radius:4px;background:color-mix(in srgb,var(--ink) 12%,transparent)}.exercise-dots span.active{background:var(--coral)}.exercise-dots span.done{background:var(--green)}.exercise-stage{position:relative;min-height:410px;display:grid;align-content:start;gap:16px;padding:24px}.practice-support-panel{display:grid;gap:14px;padding:18px;border:1px solid color-mix(in srgb,var(--primary) 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7%,var(--surface-solid))!important}.exercise-loading{min-height:410px;display:grid;place-items:center;color:var(--muted)}.exercise-stage h2{margin:0;font-size:1.65rem}.exercise-kind{margin:0;color:var(--primary-deep);font-size:11px;font-weight:850}.exercise-instruction{max-width:680px;margin:-8px 0 2px;color:var(--muted)}.sentence-builder{min-height:76px;display:flex;align-items:center;flex-wrap:wrap;gap:8px;padding:14px;border:2px dashed var(--line);border-radius:12px;background:var(--surface-soft)}.sentence-builder>span{color:var(--muted)}.token-bank{min-height:46px;display:flex;flex-wrap:wrap;gap:8px}.choice-grid button,.word-token{min-height:42px;padding:9px 15px;border:1px solid var(--line);border-radius:8px;color:var(--ink);background:var(--surface-solid);font-size:15px;font-weight:750;box-shadow:0 2px 0 color-mix(in srgb,var(--ink) 16%,transparent)}.choice-grid button:hover,.word-token:hover{border-color:var(--primary)}.choice-grid button.selected,.word-token.selected{color:var(--primary-deep);border-color:var(--primary);background:var(--surface-lilac)}.character-response textarea.answer-correct,.choice-grid button.answer-correct,.matching-drop.answer-correct,.matching-row.answer-correct,.sentence-builder.answer-correct,.short-input-grid .answer-correct,.sort-groups button.answer-correct,.word-token.answer-correct{border-color:var(--green);background:color-mix(in srgb,var(--green) 16%,var(--surface-solid));box-shadow:0 0 0 2px color-mix(in srgb,var(--green) 18%,transparent)}.character-response textarea.answer-incorrect,.choice-grid button.answer-incorrect,.matching-drop.answer-incorrect,.matching-row.answer-incorrect,.sentence-builder.answer-incorrect,.short-input-grid .answer-incorrect,.sort-groups button.answer-incorrect,.word-token.answer-incorrect{border-color:var(--danger);background:color-mix(in srgb,var(--danger) 16%,var(--surface-solid));box-shadow:0 0 0 2px color-mix(in srgb,var(--danger) 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