.lesson-content{--accent:#18aebc;--accent-hi:#087f91;--accent-deep:#07586c;--accent-soft:#e0f3f5;--accent-line:#91c9d1;--accent-2:#b9842f;--primary:#082f3d;--primary-hover:#0d4658;--primary-fg:#f2fbfc;--nav-bg:#06141b;--nav-bg-2:#0a202b;--nav-line:rgba(112,205,228,.24);--paper:#f5f8f7;--paper-2:#ffffff;--paper-3:#e5eeee;--bg-0:#f5f8f7;--bg-1:#ffffff;--bg-2:#edf3f2;--bg-3:#dce9e8;--line:#d7e3e1;--line-strong:#a6c7cd;--ink:#111827;--ink-2:#374151;--ink-3:#687386;--ink-muted:#94a0b3;--fg:#111827;--fg-muted:#374151;--fg-subtle:#687386;--fg-invert:#f7f8fc;--success:#4f6b3a;--success-soft:color-mix(in oklab,#4f6b3a 10%,var(--paper-2));--warn:#a06410;--warn-soft:color-mix(in oklab,#a06410 10%,var(--paper-2));--danger:#8a3a25;--danger-soft:color-mix(in oklab,#8a3a25 10%,var(--paper-2));--info:#008eb0;--info-soft:color-mix(in oklab,#008eb0 8%,var(--paper-2));--info-line:color-mix(in oklab,#008eb0 40%,var(--line));--code-bg:#06202b;--code-bg-head:#082f3f;--code-line:#144d62;--code-fg:#eef4ff;--code-muted:#9fc7d4;--cyan:var(--accent);--cyan-hi:var(--accent-hi);--cyan-dim:var(--accent-line);--brand-cyan:var(--accent);--selection:color-mix(in oklab,var(--accent) 30%,transparent);--ring:color-mix(in oklab,var(--accent) 55%,transparent);--font-sans:"QU Proxima",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--font-display:"QU Proxima",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--font-mono:"SF Mono","Cascadia Code",Menlo,Consolas,ui-monospace,monospace;--sidebar-w:280px;--rail-w:240px;--content-w:720px;--reading-col:62ch;--header-h:56px;--shadow-soft:0 1px 0 rgba(255,255,255,.4) inset,0 14px 40px -28px rgba(20,24,44,.28);--radius-sm:4px;--radius:8px;--radius-md:12px;--radius-lg:16px;--radius-pill:999px;--gap-section:clamp(2.25rem,3vw,3.25rem);color-scheme:light}.dark 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p{margin:0!important;color:var(--qu-hub-muted,var(--qu-text-muted))!important;font-size:.96rem!important;line-height:1.45!important}@media (max-width:1080px){.lesson-content body.qa-path-detail-page .qa-path-detail-hero,.lesson-content body.qa-path-detail-page .qa-path-lesson-grid{grid-template-columns:1fr!important}.lesson-content body.qa-path-detail-page .qa-path-detail-hero h1{font-size:3.4rem!important}}@media (max-width:560px){.lesson-content body.qa-path-detail-page .qa-path-detail-hero{padding-top:38px!important}.lesson-content body.qa-path-detail-page .qa-path-detail-hero h1{font-size:2.45rem!important}.lesson-content body.qa-path-detail-page .qa-path-detail-card,.lesson-content body.qa-path-detail-page .qa-path-lesson{border-radius:22px!important}}