@font-face{font-family:Manrope Variable;font-style:normal;font-display:swap;font-weight:200 800;src:url(/assets/manrope-latin-wght-normal-DHIcAJRg.woff2)format("woff2-variations")}@font-face{font-family:DM Sans Variable;font-style:normal;font-display:swap;font-weight:100 1000;src:url(/assets/dm-sans-latin-standard-normal-Bf69Tn_J.woff2)format("woff2-variations")}@font-face{font-family:Space Grotesk Variable;font-style:normal;font-display:swap;font-weight:300 700;src:url(/assets/space-grotesk-latin-wght-normal-BhU9QXUp.woff2)format("woff2-variations")}:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--font-body:"DM Sans Variable", system-ui, sans-serif;--font-heading:"Space Grotesk Variable", "Manrope Variable", sans-serif;--font-mono:ui-monospace, SFMono-Regular, Consolas, 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;--lightningcss-dark:initial;color-scheme:dark;--page-bg:#080b13;--surface-rail:#0d111e;--surface-base:#101625;--surface-card:#141c2c;--surface-raised:#1a2438;--surface-strong:#24314b;--surface-input:#0d1423;--surface-glass:#151f32e8;--surface-highlight:#1f3040;--border-subtle:#29354e;--border-strong:#4c6280;--text-main:#f3f6fe;--text-secondary:#bdc9dc;--text-muted:#9eafc8;--text-faint:#8397b3;--text-on-accent:#101923;--rail-text:#e0e9f7;--rail-muted:#96a8c3;--accent:#b9fa6c;--accent-ink:#b9fa6c;--accent-hover:#d0ff96;--accent-soft:#243d28;--cyan:#6ce9eb;--cyan-soft:#1c3441;--violet:#b39aff;--violet-soft:#322b4e;--amber:#ffc985;--amber-soft:#403127;--danger:#ffb8af;--danger-soft:#45292e;--success:#b9fa6c;--success-soft:#253b28;--overlay-subtle:#ffffff10;--overlay-strong:#fff2;--shadow-color:#00000050;--focus-color:#7fe6e9;--background-glow-a:#27386865;--background-glow-b:#15586a28;--hero-from:#253356;--hero-via:#171e34;--hero-to:#10303a;--planet-top:#c3ff9c;--planet-mid:#51c9b8;--planet-deep:#184c63;--planet-night:#292a68}[data-theme=nebula]{--lightningcss-light: 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var(--overlay-strong);border-radius:50%;position:absolute;inset:18%}.command-orbit{z-index:1;border:2px solid color-mix(in srgb, var(--cyan) 55%, transparent);width:min(116%,460px);height:60%;box-shadow:0 0 25px color-mix(in srgb, var(--cyan), transparent 88%);pointer-events:none;border-radius:50%;position:absolute;transform:rotate(-27deg)}.command-orbit-back{opacity:.45;z-index:-1;width:88%;height:69%;transform:rotate(30deg)}.command-floating-top,.command-floating-status{z-index:4;border:1px solid var(--border-strong);border-radius:var(--radius-sm);color:var(--cyan);background:var(--surface-glass);letter-spacing:.12em;padding:var(--space-3) var(--space-4);box-shadow:var(--shadow-panel);font-size:.7rem;font-weight:800;position:absolute}.command-floating-top{top:9%;right:9%}.command-floating-status{gap:var(--space-1);display:grid;bottom:10%;left:3%;transform:rotate(-6deg)}.command-floating-status 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var(--space-7));border-radius:var(--radius-lg);border:1px solid var(--border-subtle);background:linear-gradient(137deg, var(--surface-raised), var(--surface-base));transition:transform var(--motion-normal) var(--ease-out), border-color var(--motion-normal);flex-direction:column;display:flex;position:relative;overflow:hidden}.mission-card:hover{border-color:var(--accent);transform:translateY(-4px)}.mission-card-featured{background:linear-gradient(115deg, var(--surface-highlight), var(--surface-base))}.mission-card-tag{z-index:1;color:var(--cyan);letter-spacing:.13em;font-size:.67rem;font-weight:800;position:relative}.mission-card-recall .mission-card-tag{color:var(--violet)}.mission-card-boss .mission-card-tag{color:var(--amber)}.mission-card h3{z-index:1;margin:var(--space-4) 0 var(--space-2);max-width:440px;font-size:clamp(1.3rem,1.7vw,1.65rem);line-height:1.15;position:relative}.mission-card p{z-index:1;color:var(--text-secondary);margin:0 0 var(--space-4);max-width:360px;font-size:.82rem;line-height:1.65;position:relative}.mission-card-action{align-items:center;gap:var(--space-2);color:var(--accent-ink);letter-spacing:.035em;z-index:2;margin-top:auto;font-size:.76rem;font-weight:800;display:inline-flex}.mission-card-symbol{right:var(--space-2);opacity:.15;color:var(--accent-ink);position:absolute;bottom:0;transform:rotate(-14deg)}.mission-card-recall .mission-card-symbol{color:var(--violet);opacity:.12}.mission-card-boss .mission-card-symbol{color:var(--amber);opacity:.12}.command-lower-grid{gap:var(--space-4);margin-top:var(--space-4);grid-template-columns:1fr .83fr;display:grid}.command-panel{padding:var(--space-6)}.command-panel-title{justify-content:space-between;align-items:center;display:flex}.command-panel-icon{border:1px solid var(--border-subtle);border-radius:var(--radius-sm);width:36px;height:36px;color:var(--accent-ink);place-items:center;display:grid}.command-panel h3{margin:var(--space-2) 0 var(--space-4);font-size:1.35rem}.command-progress-label{justify-content:space-between;gap:var(--space-3);color:var(--text-secondary);margin-bottom:var(--space-2);font-size:.82rem;display:flex}.command-progress-label strong{color:var(--text-main)}.command-metrics{align-items:center;gap:var(--space-2);margin-top:var(--space-5);flex-wrap:wrap;display:flex}.command-metrics>span{background:var(--surface-raised);color:var(--text-secondary);padding:var(--space-2) var(--space-3);border-radius:var(--radius-sm);border:1px solid var(--border-subtle);white-space:nowrap;font-size:.79rem}.command-metrics strong{color:var(--accent-ink);font:750 1rem var(--font-heading);padding-right:var(--space-1)}.command-panel-link{gap:var(--space-2);color:var(--accent-ink);margin-top:var(--space-5);align-items:center;font-size:.75rem;font-weight:800;display:inline-flex}.command-choice-panel>p{max-width:420px;color:var(--text-secondary);font-size:.85rem}.command-quick-links{gap:var(--space-2);margin-top:var(--space-5);flex-wrap:wrap;display:flex}.command-quick-links a{justify-content:center;align-items:center;gap:var(--space-2);border:1px solid var(--border-strong);border-radius:var(--radius-sm);background:var(--surface-raised);color:var(--text-secondary);padding:var(--space-3) var(--space-4);font-size:.78rem;font-weight:800;display:inline-flex}.command-quick-links a:hover{color:var(--text-on-accent);background:var(--accent);border-color:var(--accent)}.mission-topic-heading{margin-top:var(--space-12)}.command-world-grid{gap:var(--space-3);grid-template-columns:repeat(4,minmax(0,1fr));display:grid}.command-world-card{min-height:192px;padding:var(--space-5);border-radius:var(--radius-lg);border:1px solid var(--border-subtle);background:var(--surface-card);transition:border-color var(--motion-fast), transform var(--motion-fast);flex-direction:column;display:flex}.command-world-card:hover{border-color:var(--accent);transform:translateY(-3px)}.command-world-no{color:var(--text-faint);letter-spacing:.14em;font-size:.63rem;font-weight:800}.command-world-card>svg{color:var(--accent-ink);margin:var(--space-3) 0}.command-world-card.tone-violet>svg{color:var(--violet)}.command-world-card.tone-amber>svg{color:var(--amber)}.command-world-card.tone-cyan>svg{color:var(--cyan)}.command-world-card h3{margin-bottom:var(--space-1);font-size:1.04rem}.command-world-card p{color:var(--text-secondary);margin:0 0 var(--space-4);font-size:.76rem;line-height:1.5}.command-world-bottom{color:var(--accent-ink);justify-content:space-between;align-items:center;margin-top:auto;font-size:.73rem;font-weight:800;display:inline-flex}.command-week{justify-content:space-between;align-items:center;gap:var(--space-6);margin-top:var(--space-4);padding:var(--space-6);border:1px solid var(--border-subtle);background:var(--surface-card);border-radius:var(--radius-lg);display:flex}.command-week h2{margin-top:var(--space-2);font-size:1.1rem}.command-week p:not(.eyebrow){color:var(--text-secondary);margin-top:var(--space-1);font-size:.78rem}.command-week-days{gap:var(--space-4);align-items:center;display:flex}.command-week-day{justify-items:center;gap:var(--space-2);color:var(--text-muted);font-size:.7rem;display:grid}.command-week-dot{border:1px solid var(--border-strong);width:32px;height:32px;color:var(--text-secondary);border-radius:var(--radius-pill);place-items:center;display:grid}.command-week-dot.is-today{border-color:var(--accent)}.command-week-dot.is-complete{background:var(--accent);border-color:var(--accent);color:var(--text-on-accent)}.course-tools{background:var(--surface-base);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:var(--space-3);margin-bottom:var(--space-5)}.segmented{gap:var(--space-1);background:var(--surface-base);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);padding:var(--space-1);display:flex}.segmented>button{min-height:41px;padding:var(--space-2) var(--space-4);color:var(--text-secondary);border-radius:var(--radius-xs);background:0 0;font-size:.78rem;font-weight:750}.segmented>button:hover{background:var(--surface-raised);color:var(--text-main)}.segmented>button[aria-pressed=true]{background:var(--surface-strong);color:var(--accent-ink);box-shadow:0 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strong{color:var(--text-main);font-weight:750}.lesson-row>div>span{color:var(--text-muted)}.lesson-index{border:1px solid var(--border-strong);background:var(--surface-strong);color:var(--text-secondary);border-radius:var(--radius-sm);font-weight:800}.lesson-index.practiced{color:var(--cyan);border-color:var(--cyan);background:var(--cyan-soft)}.lesson-index.mastered{color:var(--accent-ink);border-color:var(--accent);background:var(--accent-soft)}.glossary-grid{gap:var(--space-3)}.glossary-term{background:var(--surface-card);color:var(--text-secondary);border-color:var(--border-subtle)}.glossary-term h2{color:var(--text-main)}.glossary-term .text-link{color:var(--accent-ink)}.lesson-player{width:100%;max-width:1100px;margin:0 auto}.lesson-topline{color:var(--text-muted);border-color:var(--border-subtle)}.lesson-header{margin-top:var(--space-5);padding-bottom:var(--space-5)}.lesson-header .eyebrow{color:var(--cyan)}.lesson-header h1{letter-spacing:-.047em;max-width:900px;font-size:clamp(1.85rem,3.3vw,2.9rem)}.source-ref{color:var(--text-faint);font-size:.76rem}.lesson-stages{background:var(--surface-base);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:var(--space-3);margin:var(--space-5) 0}.lesson-stages li{color:var(--text-muted);border-radius:var(--radius-sm);font-size:.75rem;font-weight:650}.lesson-stages li>span{background:var(--surface-raised);border:1px solid var(--border-subtle);color:var(--text-secondary)}.lesson-stages li.current{color:var(--accent-ink);font-weight:850}.lesson-stages li.current>span{background:var(--accent);color:var(--text-on-accent);border-color:var(--accent)}.lesson-stages li.done>span{background:var(--accent-soft);color:var(--accent-ink);border-color:var(--accent)}.lesson-paper{background:linear-gradient(143deg, var(--surface-card), var(--surface-base));border-color:var(--border-subtle);padding:clamp(var(--space-6), 4vw, var(--space-12));border-radius:var(--radius-xl)}.lesson-paper h2{margin-bottom:var(--space-5);font-size:clamp(1.5rem,2.8vw,2.4rem);line-height:1.28}.lesson-paper>div>p,.teach-stage>p{color:var(--text-secondary);max-width:850px;font-size:clamp(.96rem,1.15vw,1.05rem);line-height:1.82}.lesson-paper .eyebrow{color:var(--accent-ink)}.challenge-stage{min-height:320px}.challenge-stage .icon-square{background:var(--violet-soft);color:var(--violet);border:1px solid var(--border-strong)}.challenge-stage h2{max-width:860px;font-size:clamp(1.85rem,3vw,2.5rem)}.challenge-stage>p:not(.eyebrow){color:var(--text-secondary);line-height:1.7}.teaching-diagram{background:var(--surface-raised);border:1px solid var(--border-strong);border-radius:var(--radius-lg);padding:var(--space-6)}.teaching-diagram h3{color:var(--text-main)}.teaching-diagram ol{gap:var(--space-3)}.teaching-diagram li{background:var(--surface-base);border:1px solid var(--border-subtle);color:var(--text-secondary);border-radius:var(--radius-sm)}.teaching-diagram li>span{color:var(--accent-ink)}.example-box{background:var(--cyan-soft);border:1px solid var(--border-strong);border-radius:var(--radius-lg);color:var(--text-secondary)}.example-box>svg{color:var(--cyan)}.example-box h3{color:var(--text-main)}.example-box p{color:var(--text-secondary)}.lesson-terms{gap:var(--space-3)}.lesson-terms>div{background:var(--surface-raised);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:var(--space-5)}.lesson-terms h3{color:var(--accent-ink)}.lesson-terms p{color:var(--text-secondary)}.lesson-paper label,.review-player label{color:var(--text-secondary);font-size:.8rem;font-weight:700}.lesson-paper textarea,.review-player textarea,.exam-question textarea,.ai-assistant textarea{background:var(--surface-input);border:1px solid var(--border-strong);width:100%;color:var(--text-main);border-radius:var(--radius-md);padding:var(--space-5);resize:vertical;min-height:154px;font-size:1rem;line-height:1.65;display:block}.lesson-paper textarea:focus,.review-player textarea:focus,.exam-question textarea:focus,.ai-assistant textarea:focus{border-color:var(--accent)}.char-count{color:var(--text-faint);font-size:.7rem;font-family:var(--font-mono)}.question-counter{border-radius:var(--radius-pill);border:1px solid var(--border-strong);background:var(--surface-raised);color:var(--cyan)}.assessment .eyebrow{color:var(--cyan)}.choice-options{gap:var(--space-3);border:0}.lesson-paper .choice-option,.choice-option{color:var(--text-secondary);background:var(--surface-raised);border:1px solid var(--border-strong);border-radius:var(--radius-md);min-height:68px;padding:var(--space-4);transition:border-color var(--motion-fast), background-color var(--motion-fast)}.lesson-paper .choice-option:hover,.choice-option:hover{background:var(--surface-strong);border-color:var(--cyan)}.choice-option.selected{background:var(--cyan-soft);border-color:var(--cyan);color:var(--text-main)}.choice-option.correct{background:var(--success-soft);border-color:var(--success);color:var(--text-main)}.choice-option.incorrect{background:var(--danger-soft);border-color:var(--danger);color:var(--text-main)}.option-letter{background:var(--surface-base);color:var(--text-main);border:1px solid var(--border-strong);border-radius:var(--radius-sm);font-weight:800}.choice-option.selected .option-letter{border-color:var(--cyan);color:var(--cyan)}.choice-option.correct .option-letter{border-color:var(--success);color:var(--success)}.choice-option.incorrect .option-letter{border-color:var(--danger);color:var(--danger)}.confidence{background:var(--surface-base);border:1px solid var(--border-subtle);border-radius:var(--radius-md);color:var(--text-secondary)}.confidence label{color:var(--text-secondary)}.answer-feedback{background:var(--surface-raised);border:1px solid var(--border-strong);border-radius:var(--radius-md);color:var(--text-secondary)}.answer-feedback>svg{color:var(--accent-ink)}.answer-feedback.incorrect{background:var(--amber-soft);border-color:var(--amber)}.answer-feedback.incorrect>svg{color:var(--amber)}.answer-feedback strong{color:var(--text-main)}.answer-feedback p{color:var(--text-secondary)}.self-rubric{background:var(--surface-raised);border:1px solid var(--border-strong);padding:var(--space-6);border-radius:var(--radius-lg)}.self-rubric h3{color:var(--text-main)}.self-rubric .model-answer{padding:var(--space-5);background:var(--surface-base);border:1px solid var(--border-subtle);color:var(--text-secondary);border-radius:var(--radius-md);line-height:1.72}.self-rubric label{border-color:var(--border-subtle);color:var(--text-secondary)}.self-rubric legend{color:var(--text-main)}.medical-note{background:var(--amber-soft);border:1px solid var(--amber);border-radius:var(--radius-md);color:var(--text-main)}.medical-note summary{color:var(--amber)}.medical-note p{color:var(--text-secondary)}.lesson-bottom{border-top:1px solid var(--border-subtle);color:var(--text-muted)}.lesson-bottom .text-button{color:var(--text-secondary)}.lesson-bottom .text-button:hover{color:var(--accent-ink)}.summary-icon{background:var(--accent-soft);color:var(--accent-ink)}.summary-facts{border-color:var(--border-subtle)}.summary-facts strong{color:var(--text-main)}.summary-facts p,.summary-stage>p{color:var(--text-secondary)}.review-banner{background:var(--violet-soft);border:1px solid var(--border-strong);color:var(--text-main);border-radius:var(--radius-lg)}.review-banner>svg{color:var(--violet)}.review-banner p{color:var(--text-secondary)}.review-list{gap:var(--space-3)}.review-list 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