@import url("https://fonts.googleapis.com/css2?family=Manrope:wght@700;800&family=Playfair+Display:ital,wght@0,400;0,600;0,700;0,800;1,400&family=Source+Serif+4:ital,opsz,wght@0,8..60,400;0,8..60,600;0,8..60,700;1,8..60,400&family=Source+Sans+3:wght@300;400;500;600;700&display=swap");:root{--text-editorial-bright:#e6edf3;--text-editorial-body:#d4d8de;--bg-main:#f5f7fa;--bg-sidebar:#0c1820;--bg-card:#fff;--text-primary:#2a3440;--text-heading:#142430;--text-secondary:#5a6570;--text-tertiary:#4e5862;--text-muted:#4a5560;--text-sidebar:#c8d4dc;--text-sidebar-bright:#e8ecf2;--text-sidebar-muted:#5a7a8a;--text-sidebar-dim:#3a5a6a;--accent-green:var(--accent-primary,#2e6e8a);--accent-green-light:var(--accent-primary-bright,#4a94b4);--accent-green-bg:var(--accent-tint,rgba(46,110,138,.08));--accent-green-hover:var(--accent-tint-strong,rgba(46,110,138,.12));--navy:#142430;--navy-light:#1e3442;--navy-subtle:#2a4a5a;--blue-accent:var(--accent-primary,#2e6e8a);--blue-link:#266a84;--border-default:#d8dde4;--border-light:#e2e7ee;--border-subtle:#ebeef2;--pearl-bg:#e6eff2;--pearl-border:#2e6e8a;--plain-lang-bg:#edf4f0;--plain-lang-border:#5a9b78;--warning-bg:#fdf3e7;--warning-border:#c4883a;--vignette-bg:#f5f0f8;--vignette-border:#8b6fad;--objectives-bg:#eef0f4;--objectives-border:#8a929c;--shadow-sm:0 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rgba(0,0,0,.2);border-radius:3px}.finetune-custom-hex{font-size:9px;color:var(--text-sidebar-muted,rgba(148,163,184,.55));font-family:ui-monospace,monospace}.chapter-number{color:var(--accent-primary);background:var(--accent-tint)}.chapter-header:hover .chapter-number{background:var(--accent-tint-strong);border-color:color-mix(in srgb,var(--accent-primary) 40%,transparent)}.chapter-progress-row .ch-bar-fill{background:linear-gradient(90deg,var(--accent-primary),var(--accent-primary-bright))}.stat-card .stat-value.green{color:var(--accent-primary)}.whats-new-badge{background:var(--accent-primary-deep)}.whats-new-link{color:var(--accent-primary-deep)}[data-theme=dark] .whats-new-badge{background:var(--accent-primary-deep)}.home-hero-badge,[data-theme=dark] .whats-new-link{color:var(--accent-primary-bright)}.home-hero-badge{background:color-mix(in srgb,var(--accent-primary) 18%,transparent);border-color:color-mix(in srgb,var(--accent-primary) 38%,transparent)}.track-card 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