.clair,:root{color-scheme:light;--bg:#faf9f7;--bg-soft:#f3f1ed;--surface:#ffffff;--overlay:#ffffff;--text:#1c1a18;--text-strong:#0f0e0c;--text-muted:#6b6560;--ink:#2d2a27;--ink-soft:#5c5650;--select-bg:rgba(45,42,39,0.16);--select-fg:#ffffff;--heading-from:#0f0e0c;--heading-mid:#3d3935;--heading-to:#6b6560;--heading-line-from:#2d2a27;--heading-line-to:#5c5650;--link:#1c1a18;--link-hover:#5c5650;--nav-bg:rgba(250,249,247,0.94);--nav-line:rgba(28,26,24,0.08);--nav-grad:linear-gradient(90deg,#2d2a27,#8a847c);--accent-fill:rgba(28,26,24,0.05);--hover-fill:rgba(28,26,24,0.04);--shadow:0 1px 0 rgba(255,255,255,0.9) inset,0 1px 3px rgba(28,26,24,0.04),0 12px 36px rgba(28,26,24,0.06);--shadow-card:0 1px 2px rgba(28,26,24,0.04),0 8px 24px rgba(28,26,24,0.07),0 0 0 1px rgba(28,26,24,0.05);--background:var(--bg);--foreground:var(--text);--card:var(--surface);--card-foreground:var(--text);--popover:var(--overlay);--popover-foreground:var(--text);--primary:var(--ink);--primary-foreground:#faf9f7;--secondary:var(--bg-soft);--secondary-foreground:var(--text);--muted:#ebe8e4;--muted-foreground:var(--text-muted);--accent:var(--accent-fill);--accent-foreground:var(--text);--destructive:#c42a2a;--border:rgba(28,26,24,0.1);--input:rgba(28,26,24,0.14);--ring:var(--ink);--link-mark:rgba(28,26,24,0.07);--chart-1:#2d2a27;--chart-2:#5c5650;--chart-3:#8a847c;--chart-4:#b8b2aa;--chart-5:#e8e4de;--sidebar:var(--bg-soft);--sidebar-foreground:var(--text);--sidebar-primary:var(--ink);--sidebar-primary-foreground:#faf9f7;--sidebar-accent:#ebe8e4;--sidebar-accent-foreground:var(--text);--sidebar-border:rgba(28,26,24,0.1);--sidebar-ring:var(--ink);--rt-text-red:#b91c1c;--rt-text-orange:#c2410c;--rt-text-amber:#b45309;--rt-text-yellow:#a16207;--rt-text-green:#15803d;--rt-text-teal:#0f766e;--rt-text-blue:#1d4ed8;--rt-text-indigo:#4338ca;--rt-text-purple:#7e22ce;--rt-text-pink:#be185d;--rt-text-muted:#5c5650;--rt-bg-red:rgba(254,226,226,0.92);--rt-bg-orange:rgba(255,237,213,0.92);--rt-bg-amber:rgba(254,243,199,0.94);--rt-bg-yellow:rgba(254,249,195,0.94);--rt-bg-green:rgba(220,252,231,0.92);--rt-bg-teal:rgba(204,251,241,0.92);--rt-bg-blue:rgba(219,234,254,0.92);--rt-bg-indigo:rgba(224,231,255,0.92);--rt-bg-purple:rgba(243,232,255,0.92);--rt-bg-pink:rgba(252,231,243,0.92);--rt-bg-muted:rgba(243,241,237,0.96);--rt-deco-mark:rgba(254,240,138,0.78);--rt-deco-wavy:#2d2a27}.sombre{--bg:#111010;--bg-soft:#181716;--surface:#201f1d;--overlay:#282624;--text:#d4d2ce;--text-strong:#f2f0ec;--text-muted:#8a847c;--ink:#b8b2aa;--ink-soft:#8a847c;--select-bg:rgba(184,178,170,0.22);--select-fg:#111010;--heading-from:#f2f0ec;--heading-mid:#b8b2aa;--heading-to:#6b6560;--heading-line-from:#b8b2aa;--heading-line-to:#6b6560;--link:#e8e6e2;--link-hover:#ffffff;--nav-bg:rgba(17,16,16,0.94);--nav-line:rgba(184,178,170,0.1);--nav-grad:linear-gradient(90deg,#b8b2aa,#5c5650);--accent-fill:rgba(184,178,170,0.08);--hover-fill:rgba(184,178,170,0.06);--shadow:0 1px 0 rgba(255,255,255,0.04) inset,0 0 0 1px rgba(184,178,170,0.05),0 16px 48px rgba(0,0,0,0.5);--shadow-card:0 0 0 1px rgba(184,178,170,0.07),0 4px 18px rgba(0,0,0,0.45),0 24px 56px rgba(0,0,0,0.55);--background:var(--bg);--foreground:var(--text);--card:var(--surface);--card-foreground:var(--text-strong);--popover:var(--overlay);--popover-foreground:var(--text);--primary:var(--ink);--primary-foreground:#111010;--secondary:#1a1917;--secondary-foreground:var(--text);--muted:#242220;--muted-foreground:var(--text-muted);--accent:var(--accent-fill);--accent-foreground:var(--text-strong);--destructive:#e07070;--border:rgba(184,178,170,0.12);--input:rgba(184,178,170,0.16);--ring:var(--ink);--link-mark:rgba(184,178,170,0.1);--chart-1:#b8b2aa;--chart-2:#8a847c;--chart-3:#6b6560;--chart-4:#5c5650;--chart-5:#3d3935;--sidebar:#111010;--sidebar-foreground:var(--text-strong);--sidebar-primary:var(--ink);--sidebar-primary-foreground:#111010;--sidebar-accent:var(--accent-fill);--sidebar-accent-foreground:var(--text-strong);--sidebar-border:rgba(184,178,170,0.1);--sidebar-ring:var(--ink);color-scheme:dark}.clair ::-moz-selection,.sombre ::-moz-selection{background:var(--select-bg);color:var(--select-fg)}.clair ::selection,.sombre ::selection{background:var(--select-bg);color:var(--select-fg)}.clair body,.sombre body{text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--bg)}.clair body{background-image:radial-gradient(ellipse 95% 55% at 50% -18%,rgba(255,255,255,.95),transparent 54%),radial-gradient(ellipse 45% 35% at 100% 100%,rgba(28,26,24,.03),transparent 50%),linear-gradient(180deg,#faf9f7,#f3f1ed)}.sombre body{background-image:none}.bg-card{box-shadow:var(--shadow,none)}.course-pedagogy__inner{box-shadow:var(--shadow,0 1px 2px rgba(0,0,0,.05))}.prose :where(a):not([class*=btn]){color:var(--link,var(--primary));text-decoration-color:color-mix(in srgb,var(--primary) 42%,transparent);text-underline-offset:.15em;transition:color .15s ease,text-decoration-color .15s ease}.prose :where(a):not([class*=btn]):hover{color:var(--link-hover,var(--foreground));text-decoration-color:color-mix(in srgb,var(--primary) 65%,transparent)}.clair :where(a,button,input,select,textarea):focus-visible{outline:2px solid color-mix(in srgb,var(--primary) 55%,var(--foreground) 45%);outline-offset:2px}.sombre :where(a,button,input,select,textarea):focus-visible{outline:2px solid color-mix(in srgb,var(--foreground) 70%,transparent);outline-offset:2px}.clair ::-webkit-scrollbar-thumb{background:linear-gradient(180deg,rgba(0,0,0,.2),rgba(0,0,0,.14))}.clair ::-webkit-scrollbar-thumb,.sombre ::-webkit-scrollbar-thumb{border-radius:8px;border:2px solid color-mix(in srgb,var(--bg) 94%,transparent)}.sombre ::-webkit-scrollbar-thumb{background:linear-gradient(180deg,rgba(184,178,170,.45),rgba(138,132,124,.38))}.clair ::-webkit-scrollbar-track{background:color-mix(in srgb,var(--bg-soft) 88%,transparent)}.sombre ::-webkit-scrollbar-track{background:color-mix(in srgb,var(--bg-soft) 85%,transparent)}.theme-heading-gradient{background:linear-gradient(135deg,var(--heading-from) 0,var(--heading-mid) 50%,var(--heading-to) 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.theme-heading-line:after{content:"";display:block;width:4rem;height:4px;margin-top:.75rem;border-radius:999px;background:linear-gradient(90deg,var(--heading-line-from),var(--heading-line-to))}.clair{--rt-text-red:#b91c1c;--rt-text-orange:#c2410c;--rt-text-amber:#b45309;--rt-text-yellow:#92400e;--rt-text-green:#15803d;--rt-text-teal:#0f766e;--rt-text-blue:#1d4ed8;--rt-text-indigo:#4338ca;--rt-text-purple:#7e22ce;--rt-text-pink:#be185d;--rt-text-muted:#5c5650;--rt-bg-red:rgba(254,202,202,0.95);--rt-bg-orange:rgba(254,215,170,0.95);--rt-bg-amber:rgba(253,230,138,0.96);--rt-bg-yellow:rgba(254,240,138,0.96);--rt-bg-green:rgba(187,247,208,0.95);--rt-bg-teal:rgba(153,246,228,0.95);--rt-bg-blue:rgba(191,219,254,0.95);--rt-bg-indigo:rgba(199,210,254,0.95);--rt-bg-purple:rgba(233,213,255,0.95);--rt-bg-pink:rgba(251,207,232,0.95);--rt-bg-muted:rgba(231,229,228,0.96);--rt-deco-mark:rgba(254,240,138,0.88);--rt-deco-wavy:#1d4ed8;--rt-table-header-bg:color-mix(in oklch,var(--primary) 88%,black 6%);--rt-table-header-fg:color-mix(in oklch,white 92%,var(--primary));--rt-table-header-divider:color-mix(in oklch,white 26%,transparent);--rt-table-row-hover:color-mix(in oklch,var(--primary) 5%,var(--card));--rt-table-row-border:color-mix(in oklch,var(--border) 72%,transparent);--rt-table-border-color:color-mix(in oklch,var(--border) 88%,transparent);--rt-table-container-bg:var(--card)}.sombre{--rt-text-red:#e8a8a8;--rt-text-orange:#e0c0a0;--rt-text-amber:#e8d8a8;--rt-text-yellow:#e8e4b0;--rt-text-green:#a8d4b8;--rt-text-teal:#a0d4cc;--rt-text-blue:#a8c0e8;--rt-text-indigo:#b8b8e8;--rt-text-purple:#d0b8e8;--rt-text-pink:#e8a8c8;--rt-text-muted:#8a847c;--rt-bg-red:rgba(72,36,36,0.42);--rt-bg-orange:rgba(72,44,24,0.4);--rt-bg-amber:rgba(68,52,24,0.4);--rt-bg-yellow:rgba(64,58,24,0.4);--rt-bg-green:rgba(28,52,38,0.4);--rt-bg-teal:rgba(24,48,44,0.4);--rt-bg-blue:rgba(28,40,64,0.42);--rt-bg-indigo:rgba(36,36,64,0.42);--rt-bg-purple:rgba(52,32,64,0.42);--rt-bg-pink:rgba(68,28,44,0.4);--rt-bg-muted:rgba(48,46,44,0.48);--rt-deco-mark:rgba(184,178,170,0.28);--rt-deco-wavy:#b8b2aa;--rt-table-header-bg:color-mix(in oklch,var(--primary) 88%,black 6%);--rt-table-header-fg:color-mix(in oklch,white 92%,var(--primary));--rt-table-header-divider:color-mix(in oklch,white 22%,transparent);--rt-table-row-hover:color-mix(in oklch,var(--primary) 7%,var(--card));--rt-table-row-border:color-mix(in oklch,var(--border) 68%,transparent);--rt-table-border-color:color-mix(in oklch,var(--border) 82%,transparent);--rt-table-container-bg:color-mix(in oklch,var(--card) 96%,var(--background))}:root{--nav-rail-width:0px;--nav-panel-width:0px;--nav-rail-height:0px;--nav-dock-height:0px;--header-offset:0px;--font-sans:"DM Sans",ui-sans-serif,system-ui,sans-serif;--radius:0.625rem}@media (max-width:639px){:root{--nav-dock-height:calc(3.5rem + env(safe-area-inset-bottom, 0px));--header-offset:var(--nav-dock-height)}}@media (min-width:640px){html:not([data-nav-layout]),html[data-nav-layout=left],html[data-nav-layout=right]{--nav-rail-width:var(--nav-index-shut-w)}html[data-nav-layout=bottom],html[data-nav-layout=top]{--nav-rail-height:var(--nav-bar-shut-h);--nav-rail-width:0px}}@media (min-width:640px) and (hover:none){html:not([data-nav-layout]),html[data-nav-layout=left],html[data-nav-layout=right]{--nav-rail-width:var(--nav-index-w)}html[data-nav-layout=bottom],html[data-nav-layout=top]{--nav-rail-height:var(--nav-bar-h)}}@media (min-width:640px){html[data-nav-layout=bottom],html[data-nav-layout=top]{--header-offset:var(--nav-rail-height)}}html:is(.tlq-session-mode,.tlq-projo-mode,.tutor-console-mode){--nav-rail-width:0px;--nav-panel-width:0px;--nav-rail-height:0px;--nav-dock-height:0px;--header-offset:0px}.site-main{display:flex;flex-direction:column;min-height:0;padding-top:0;padding-right:0;padding-bottom:var(--nav-dock-height);padding-left:var(--nav-rail-width)}@media (min-width:640px){html:not([data-nav-layout]) .site-main,html[data-nav-layout=left] .site-main{padding-bottom:0}html[data-nav-layout=right] .site-main{padding-left:0;padding-right:var(--nav-rail-width);padding-bottom:0}html[data-nav-layout=top] .site-main{padding-left:0;padding-right:0;padding-top:var(--nav-rail-height);padding-bottom:0}html[data-nav-layout=bottom] .site-main{padding-left:0;padding-right:0;padding-top:0;padding-bottom:var(--nav-rail-height)}}@keyframes slide-from-right{0%{opacity:0;transform:translateX(1.75rem)}to{opacity:1;transform:translateX(0)}}@keyframes slide-from-left{0%{opacity:0;transform:translateX(-1.75rem)}to{opacity:1;transform:translateX(0)}}.page-slide-wrapper{display:contents}.page-slide-wrapper[data-slide=left],.page-slide-wrapper[data-slide=right]{display:flex;flex:1 1 auto;flex-direction:column;min-height:0;height:100%}.page-slide-wrapper[data-slide=left]{animation:slide-from-right .28s cubic-bezier(.25,.46,.45,.94) both}.page-slide-wrapper[data-slide=right]{animation:slide-from-left .28s cubic-bezier(.25,.46,.45,.94) both}.course-shell__content{--course-content-pad:1.25rem}@media (min-width:640px){.course-shell__content{--course-content-pad:1.75rem}}@media (min-width:1024px){.course-shell__content{--course-content-pad:2.25rem}}@media (min-width:1280px){.course-shell__content{--course-content-pad:2.5rem}}.course-page-header{margin-top:calc(-1 * var(--course-content-pad));margin-inline:calc(-1 * var(--course-content-pad));width:calc(100% + 2 * var(--course-content-pad));margin-bottom:2.25rem;scroll-margin-top:5rem}.course-page-header>:not(.course-page-header__hero,.course-page-header__band,.course-page-header__rule){padding-inline:var(--course-content-pad)}.course-page-header>:not(.course-page-header__hero,.course-page-header__band,.course-page-header__rule):first-child{padding-top:var(--course-content-pad)}.course-page-header--draft .course-page-header__hero:not(.course-page-header__hero--accent){opacity:.92}.course-page-header__draft-badge{display:inline-flex;margin:0 0 .875rem;padding:.3125rem .625rem;border-radius:999px;border:1px dashed color-mix(in oklch,var(--muted-foreground) 28%,var(--border));background:color-mix(in oklch,var(--muted) 35%,var(--card));font-size:.6875rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--muted-foreground)}.course-page-header__hero,.course-page-header__hero--accent{position:relative;margin-bottom:1.5rem}.course-page-header__hero--accent{overflow:hidden;padding:var(--course-content-pad);padding-left:calc(var(--course-content-pad) + var(--course-rail-w));padding-bottom:1.375rem;border-radius:0;border-bottom:1px solid var(--border);background:var(--course-chrome-surface);color:var(--foreground)}.course-page-header__hero--accent:before{content:"";position:absolute;inset-block:0;left:0;z-index:0;width:var(--course-rail-w);background:var(--course-rail-fill);pointer-events:none}.course-page-header__hero:not(.course-page-header__hero--accent){padding:var(--course-content-pad);padding-top:0}.course-page-header__watermark{pointer-events:none;position:absolute;right:-.35rem;bottom:.25rem;z-index:0;width:7.5rem;height:7.5rem;color:var(--course-header-accent,var(--muted-foreground));opacity:.1}.course-page-header__hero--accent .course-page-header__watermark{right:auto;bottom:auto;left:calc((var(--course-rail-w) - var(--course-rail-icon)) / 2);top:var(--course-rail-icon-top);z-index:1;width:var(--course-rail-icon);height:var(--course-rail-icon);color:var(--course-rail-ink);opacity:1}.course-page-header__hero>:not(.course-page-header__watermark){position:relative;z-index:1}.course-page-header__preview{display:inline-flex;margin:0 0 .875rem;font-size:.6875rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--muted-foreground)}.course-page-header__hero--accent .course-page-header__preview{color:color-mix(in oklch,var(--course-header-accent) 55%,var(--muted-foreground))}.course-page-header__meta-row{display:flex;flex-wrap:wrap;gap:.375rem;margin-bottom:.5rem}.course-page-header__meta-pill{display:inline-flex;align-items:center;border-radius:var(--radius-sm);border:none;background:var(--muted);padding:.125rem .4375rem;font-size:.5625rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted-foreground)}.course-page-header__hero--accent .course-page-header__meta-pill{border:1px solid color-mix(in oklch,var(--course-header-accent) 42%,var(--border));background:color-mix(in oklch,var(--course-header-accent) 16%,var(--muted));color:var(--course-header-accent)}.course-page-header__title{display:block;margin:0;max-width:44rem;font-size:clamp(1.625rem,3.5vw,2.375rem);font-weight:700;line-height:1.12;letter-spacing:-.035em;text-wrap:balance;color:var(--foreground)}.course-page-header__hero--accent .course-page-header__title{color:var(--foreground)}.course-page-header__subtitle{margin:.375rem 0 0;max-width:40rem;font-size:.875rem;font-weight:500;line-height:1.4;color:var(--muted-foreground)}.course-page-header__hero--accent .course-page-header__subtitle{color:var(--muted-foreground)}.course-page-header__home-hero{display:grid;grid-template-columns:minmax(0,1fr);align-items:stretch;width:100%;min-width:0}.course-page-header__home-hero:has(.course-home-parts-rail){grid-template-columns:auto minmax(0,1fr)}.course-page-header__home-hero>.course-page-header__home-hero-main{min-width:0}@media (max-width:639px){.course-page-header__home-hero:has(.course-home-parts-rail){grid-template-columns:minmax(0,1fr)}}.course-page-header__home-hero-main{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,22rem);align-items:center;gap:1rem 2rem;width:100%;max-width:76rem;margin-inline:auto;min-width:0}.course-page-header__home-primary{min-width:0}.course-page-header__home-aside{display:flex;min-width:0;flex-direction:column;align-items:flex-end;gap:.5rem;text-align:right}.course-page-header--home .course-page-header__hero--accent,.course-page-header--home .course-page-header__hero--compact{padding:0}.course-page-header--home .course-page-header__hero--accent{padding-left:var(--course-rail-w)}.course-shell__home-header .course-page-header--home .course-page-header__hero--accent{min-height:0;padding:.875rem clamp(1rem,4vw,2.25rem);padding-left:calc(clamp(1rem, 4vw, 2.25rem) + var(--course-rail-w))}.course-shell__home-header .course-page-header--home .course-page-header__hero--accent:has(.course-home-parts-rail){padding-left:var(--course-rail-w)}.course-shell__home-header .course-page-header--home .course-page-header__home-hero-main{padding:0}.course-shell__home-header .course-page-header__hero:not(.course-page-header__hero--accent) .course-page-header__watermark{right:clamp(.5rem,3vw,1.5rem);bottom:.35rem;width:clamp(4.5rem,10vw,6.5rem);height:clamp(4.5rem,10vw,6.5rem);opacity:.12}.course-page-header--home .course-page-header__title{font-size:clamp(1.375rem,2.8vw,2rem);font-weight:700;line-height:1.12;letter-spacing:-.035em;max-width:none}.course-page-header--home .course-page-header__subtitle{margin-top:.25rem;font-size:.8125rem;line-height:1.35;max-width:36rem}.course-page-header__intro--home{margin:0;max-width:22rem;font-size:.8125rem;line-height:1.45;color:var(--muted-foreground)}.course-page-header__hero--accent .course-page-header__intro--home{color:var(--muted-foreground)}.course-page-header__hero--accent .course-page-header__intro--home .rich-text,.course-page-header__hero--accent .course-page-header__intro--home .rich-text :where(p,li,strong,em,a){color:inherit}.course-page-header__intro--home :where(p){margin-block:.25rem}.course-page-header__intro--home :where(p:first-child){margin-top:0}.course-page-header__intro--home :where(p:last-child){margin-bottom:0}.course-page-header__home-kicker{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:.375rem;margin:0}.course-page-header__home-kicker .course-page-header__meta-row{justify-content:flex-end;margin-bottom:0}.course-page-header__home-meta{gap:.375rem .625rem}@media (max-width:767px){.course-page-header__home-hero-main{grid-template-columns:1fr;gap:.75rem}.course-page-header__home-aside{align-items:flex-start;text-align:left}.course-page-header__home-kicker,.course-page-header__home-kicker .course-page-header__meta-row,.course-page-header__home-meta{justify-content:flex-start}.course-page-header__intro--home{max-width:none}}.course-shell--home .course-shell__home-header{flex-shrink:0}.course-shell__home-header .course-page-header__hero--accent{border-top:none}.course-page-header__home-actions{display:inline-flex;align-items:stretch;max-width:100%;border-radius:var(--radius-md);border:1px solid var(--border);background:color-mix(in oklch,var(--muted) 40%,var(--background));overflow:hidden}.course-page-header__hero:not(.course-page-header__hero--accent) .course-page-header__home-actions{border-color:var(--border);background:color-mix(in oklch,var(--muted) 40%,transparent)}.course-page-header__follow-wrap{display:flex;flex-direction:column;justify-content:center}.course-page-header--home .course-page-header__action-btn{height:1.875rem;padding-inline:.6875rem;font-size:.75rem;font-weight:600;gap:.35rem;border:none;border-radius:0;box-shadow:none}.course-page-header--home .course-page-header__action-btn svg{width:.875rem;height:.875rem}.course-page-header__hero--accent .course-page-header__action-btn{border-color:transparent;background:transparent;color:var(--foreground)}.course-page-header__hero--accent .course-page-header__action-btn.bg-secondary{background:color-mix(in oklch,var(--course-header-accent) 10%,transparent);color:var(--foreground)}.course-page-header__hero--accent .course-page-header__action-btn:hover{background:color-mix(in oklch,var(--course-header-accent) 12%,transparent);color:var(--foreground)}.course-page-header__hero--accent .course-page-header__action-btn.bg-secondary:hover{background:color-mix(in oklch,var(--course-header-accent) 16%,transparent)}.course-page-header__hero:not(.course-page-header__hero--accent) .course-page-header__action-btn{background:transparent}.course-page-header__action-chip{display:inline-flex;align-items:center;gap:.35rem;height:1.875rem;padding-inline:.6875rem;border-left:1px solid var(--border);font-size:.75rem;font-weight:600;line-height:1;color:var(--muted-foreground);text-decoration:none;white-space:nowrap;transition:background-color .12s ease,color .12s ease}.course-page-header__hero:not(.course-page-header__hero--accent) .course-page-header__action-chip{border-left-color:var(--border);color:var(--muted-foreground)}.course-page-header__action-chip:hover{background:color-mix(in oklch,var(--muted) 55%,transparent);color:var(--foreground)}.course-page-header__hero:not(.course-page-header__hero--accent) .course-page-header__action-chip:hover{background:var(--nav-link-hover,var(--hover-fill));color:var(--foreground)}.course-page-header__home-meta{display:flex;flex-wrap:wrap;align-items:center;justify-content:flex-end;gap:.3125rem .5rem;max-width:min(100%,22rem)}@media (max-width:639px){.course-page-header__home-meta{justify-content:flex-start}}.course-page-header__home-meta-group,.course-page-header__home-tags{display:inline-flex;flex-wrap:wrap;align-items:center;gap:.25rem}.course-page-header__home-tags{margin:0;padding:0;list-style:none}.course-page-header__home-tags li{display:inline-flex;align-items:center;border-radius:0;border:none;background:color-mix(in oklch,var(--course-header-accent) 14%,var(--muted));padding:.1rem .375rem;font-size:.625rem;font-weight:600;letter-spacing:.02em;line-height:1.3;color:color-mix(in oklch,var(--course-header-accent) 55%,var(--foreground))}.course-page-header__hero:not(.course-page-header__hero--accent) .course-page-header__home-tags li{border:none;background:var(--muted);color:var(--muted-foreground)}.course-page-header--home .course-page-header__preview{font-size:.625rem;margin:0}.course-page-header--home .tutor-badge{padding:.1rem .4375rem .1rem .3125rem;font-size:.625rem;gap:.25rem;border-color:color-mix(in oklch,var(--course-header-accent) 18%,var(--border));background:color-mix(in oklch,var(--course-header-accent) 8%,var(--muted));color:var(--foreground)}.course-page-header__hero:not(.course-page-header__hero--accent) .course-page-header__home-meta .tutor-badge{border-color:var(--border);background:color-mix(in oklch,var(--muted) 45%,transparent);color:var(--muted-foreground)}.course-page-header__follow-wrap [role=alert]{position:absolute;margin-top:2rem;white-space:nowrap;font-size:.6875rem}.course-page-header__home-actions{position:relative}.course-page-header__hero:not(.course-page-header__hero--accent) .course-page-header__watermark--compact{width:3.75rem;height:3.75rem;right:.15rem;bottom:.1rem;opacity:.11}.course-page-header__intro{margin-bottom:1.75rem;max-width:44rem}.course-page-header__body{min-width:0}.course-page-header__actions{display:flex;flex-wrap:wrap;align-items:center;gap:.75rem 1rem;margin-top:1rem}.course-page-header__hero--accent .course-page-header__actions{margin-top:1.125rem}.course-page-header__hero--accent .course-page-header__actions button{border-color:color-mix(in oklch,var(--course-header-accent) 22%,var(--border));background:color-mix(in oklch,var(--course-header-accent) 8%,var(--background));color:var(--foreground)}.course-page-header__hero--accent .course-page-header__actions button:hover{border-color:color-mix(in oklch,var(--course-header-accent) 32%,var(--border));background:color-mix(in oklch,var(--course-header-accent) 12%,var(--background));color:var(--foreground)}.course-page-header__details{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem 1.25rem;margin-top:1rem}.course-page-header__hero--accent .course-page-header__details{margin-top:.875rem}.course-page-header__hero--accent .tutor-badge{border-color:color-mix(in oklch,var(--course-header-accent) 18%,var(--border));background:color-mix(in oklch,var(--course-header-accent) 8%,var(--muted));color:var(--foreground)}.course-page-header__tags{display:flex;flex-wrap:wrap;align-items:center;gap:0;margin:0;padding:0;list-style:none;font-size:.8125rem}.course-page-header__hero--accent .course-page-header__tags,.course-page-header__tags{color:var(--muted-foreground)}.course-page-header__tags li:not(:last-child):after{content:"·";margin:0 .45rem;opacity:.45}.course-page-header__lead{margin-top:0;max-width:44rem}.course-page-header__body .course-page-header__lead{margin-top:1.25rem}.course-page-header--home .course-page-header__body .course-page-header__lead{margin-top:0}.course-page-header--lesson{--lesson-accent:var(--course-header-accent,var(--course-accent,var(--primary)));margin-bottom:2rem}.course-page-header__band{position:relative;overflow:hidden;padding:1.35rem var(--course-content-pad) 1.5rem;background:var(--course-chrome-surface)}.course-page-header__glyph{pointer-events:none;position:absolute;right:-1.75rem;bottom:-3.5rem;z-index:0;width:clamp(9rem,22vw,13.5rem);height:clamp(9rem,22vw,13.5rem);color:var(--lesson-accent);opacity:.22}.course-page-header__band>:not(.course-page-header__glyph){position:relative;z-index:1}.course-page-header__band-top{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:start;gap:1rem 1.5rem}.course-page-header__band-copy{min-width:0}.course-page-header__crumb{display:flex;flex-wrap:wrap;align-items:center;gap:.4rem;margin:0;font-size:.625rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--muted-foreground)}.course-page-header__crumb-icon{flex-shrink:0;width:.95rem;height:.95rem;color:var(--lesson-accent)}.course-page-header__crumb-link{max-width:min(100%,20rem);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:inherit;text-decoration:none;transition:color .14s ease}.course-page-header__crumb-link:hover{color:var(--foreground)}.course-page-header__crumb-sep{color:color-mix(in oklch,var(--muted-foreground) 55%,transparent)}.course-page-header__crumb-part{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.course-page-header__headline{display:flex;align-items:center;gap:.9rem;margin-top:.85rem;min-width:0}.course-page-header__num{flex-shrink:0;font-family:var(--font-heading,var(--font-sans));font-size:clamp(2.6rem,5.6vw,4.1rem);font-weight:700;letter-spacing:-.05em;font-variant-numeric:tabular-nums;line-height:.85;color:color-mix(in oklch,var(--lesson-accent) 28%,transparent)}.course-page-header--lesson .course-page-header__title{min-width:0;font-family:var(--font-heading,var(--font-sans));font-size:clamp(1.6rem,3.3vw,2.3rem);font-weight:700;letter-spacing:-.04em;line-height:1.06;max-width:24ch}.course-page-header__meta{display:flex;flex-wrap:wrap;align-items:center;gap:.4rem .7rem;margin-top:.9rem;font-size:.75rem;color:var(--muted-foreground)}.course-page-header__updated{color:color-mix(in oklch,var(--muted-foreground) 82%,transparent)}.course-page-header__acts{display:inline-flex;align-items:stretch;flex-shrink:0;max-width:100%;border:1px solid var(--border);background:var(--card)}.course-page-header__act{display:inline-flex;align-items:center;gap:.4rem;height:2rem;padding-inline:.7rem;border:none;background:transparent;font-size:.75rem;font-weight:700;line-height:1;color:var(--muted-foreground);text-decoration:none;white-space:nowrap;cursor:pointer;transition:background-color .14s ease,color .14s ease}.course-page-header__act+.course-page-header__act{border-left:1px solid var(--border)}.course-page-header__act:hover{background:var(--hover-fill);color:var(--foreground)}.course-page-header__act-icon{width:.875rem;height:.875rem;flex-shrink:0}.course-page-header__act-label-short{display:none}.course-page-header__act--read{color:var(--lesson-accent)}.course-page-header__act--read:hover{background:color-mix(in oklch,var(--lesson-accent) 10%,transparent);color:var(--lesson-accent)}.course-page-header__act--read.is-read{background:color-mix(in oklch,var(--lesson-accent) 14%,transparent)}.course-page-header__act:disabled{opacity:.6;cursor:default}.course-page-header--lesson .course-page-header__lead{margin-top:1.15rem;max-width:44rem;font-size:.9375rem;line-height:1.6;color:var(--muted-foreground)}.course-page-header__rule{height:3px;background:var(--lesson-accent)}@media (max-width:767px){.course-page-header__band-top{grid-template-columns:minmax(0,1fr)}.course-page-header__acts{justify-self:start}}@media (max-width:419px){.course-page-header__act-label{display:none}.course-page-header__act-label-short{display:inline}}.course-page-header--lesson .tutorat-inline-text{display:inline}.course-page-header--lesson .tutorat-inline-math .katex{font-size:1em}.course-page-header--lesson .tutorat-inline-text__code{font-size:.85em;padding:.05em .28em}.course-page-header__crumb .tutorat-inline-math,.course-page-header__crumb .tutorat-inline-text__code{letter-spacing:0;text-transform:none}.course-page-header__crumb .tutorat-inline-text__code{font-size:.95em}.course-pin{--pin-h:3.05rem;--pin-accent:var(--course-nav-accent,var(--course-accent,var(--primary)));--pin-ease:cubic-bezier(0.22,1,0.36,1);position:sticky;top:0;z-index:40;height:var(--pin-h);width:calc(100% + 2 * var(--course-content-pad));margin-top:calc(-1 * var(--course-content-pad));margin-inline:calc(-1 * var(--course-content-pad));margin-bottom:calc(-1 * var(--pin-h));background:var(--course-chrome-surface);transform:translateY(-100%);opacity:0;pointer-events:none;transition:transform .38s var(--pin-ease),opacity .28s ease;will-change:transform,opacity}.course-pin.is-pinned{transform:translateY(0);opacity:1;pointer-events:auto}.course-pin+.course-page-header{margin-top:0}@media (prefers-reduced-motion:reduce){.course-pin{transform:none;transition:opacity .15s ease}}.course-pin__body{display:flex;align-items:center;gap:.6rem;height:calc(var(--pin-h) - 3px);min-width:0;padding-inline:var(--course-content-pad)}.course-pin__mark{display:grid;place-items:center;flex:none;width:1.85rem;height:1.85rem;color:var(--pin-accent);text-decoration:none;transition:background-color .14s ease}.course-pin__mark:hover{background:color-mix(in oklch,var(--pin-accent) 10%,transparent)}.course-pin__icon{width:1.05rem;height:1.05rem}.course-pin__num{flex:none;font-size:.6875rem;font-weight:700;letter-spacing:.12em;font-variant-numeric:tabular-nums;color:var(--pin-accent)}.course-pin__title{flex:none;max-width:18rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:.8125rem;font-weight:700;letter-spacing:-.02em;color:var(--foreground)}.course-pin__sep{flex:none;width:1px;height:.95rem;background:var(--border)}.course-pin__section{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:.75rem;color:var(--muted-foreground)}.course-pin__pct{flex:none;font-size:.75rem;font-weight:700;font-variant-numeric:tabular-nums;color:var(--pin-accent)}.course-pin__btn{display:grid;place-items:center;flex:none;width:1.85rem;height:1.85rem;border:1px solid var(--border);background:transparent;color:var(--muted-foreground);cursor:pointer;transition:background-color .14s ease,border-color .14s ease,color .14s ease}.course-pin__btn.is-open,.course-pin__btn:hover{border-color:color-mix(in oklch,var(--foreground) 22%,var(--border));color:var(--foreground)}.course-pin__btn:disabled{opacity:.6;cursor:default}.course-pin__btn-icon{width:.9rem;height:.9rem}.course-pin__btn--read{border-color:color-mix(in oklch,var(--pin-accent) 38%,var(--border));color:var(--pin-accent)}.course-pin__btn--read:hover{border-color:color-mix(in oklch,var(--pin-accent) 55%,var(--border));background:color-mix(in oklch,var(--pin-accent) 10%,transparent);color:var(--pin-accent)}.course-pin__btn--read.is-read{border-color:var(--pin-accent);background:var(--pin-accent);color:color-mix(in oklch,white 92%,var(--pin-accent))}.course-pin__rule{height:3px;background:color-mix(in oklch,var(--muted-foreground) 16%,transparent)}.course-pin__rule i{display:block;height:100%;background:var(--pin-accent);transition:width .12s linear}.course-pin__toc{position:absolute;top:var(--pin-h);right:var(--course-content-pad);z-index:41;width:min(22rem,calc(100vw - 2rem));max-height:min(24rem,55vh);overflow-y:auto;overscroll-behavior:contain;padding:.35rem;border:1px solid var(--border);background:var(--popover);box-shadow:var(--shadow-card)}.course-pin__toc-list{margin:0;padding:0;list-style:none}.course-pin__toc-link{display:block;padding:.3rem .5rem;font-size:.75rem;line-height:1.35;color:var(--muted-foreground);text-decoration:none;transition:background-color .12s ease,color .12s ease}.course-pin__toc-link:hover{background:var(--hover-fill);color:var(--foreground)}.course-pin__toc-item--l3 .course-pin__toc-link{padding-left:1.35rem}.course-pin__toc-item.is-current .course-pin__toc-link{font-weight:700;color:var(--pin-accent)}@media (max-width:639px){.course-pin__section,.course-pin__sep{display:none}.course-pin__title{flex:1;max-width:none}}.course-pin .tutorat-inline-text{display:inline}.course-pin .tutorat-inline-math .katex{font-size:1em}.course-pin .tutorat-inline-text__code{font-size:.82em;padding:.05em .28em}.course-home-toc-mobile{margin-bottom:1.25rem}.course-home-toc-mobile__trigger{display:flex;width:100%;align-items:center;justify-content:space-between;gap:.75rem;border-radius:.875rem;border:1px solid var(--border);background:var(--card);padding:.85rem 1rem;font-size:.875rem;font-weight:600;color:var(--foreground);cursor:pointer;box-shadow:0 1px 2px color-mix(in oklch,var(--foreground) 4%,transparent);list-style:none}.course-home-toc-mobile__trigger::-webkit-details-marker{display:none}.course-home-toc-mobile__trigger:after{content:"";width:.45rem;height:.45rem;flex-shrink:0;border-right:2px solid var(--muted-foreground);border-bottom:2px solid var(--muted-foreground);transform:rotate(45deg);transition:transform .15s ease}.course-home-toc-mobile[open] .course-home-toc-mobile__trigger:after{transform:rotate(-135deg) translateY(-2px)}.course-home-toc-mobile__panel{margin-top:.5rem}.course-dashboard{align-items:flex-start}.course-dashboard__sidebar{align-self:flex-start}.course-dashboard__sidebar .course-home-tree{position:sticky;top:calc(var(--header-offset, 4rem) + .75rem)}.course-dashboard__content{min-width:0}#course-sections{scroll-margin-top:5rem}.course-dashboard__empty{border-radius:1rem;border:1px dashed var(--border);background:color-mix(in oklch,var(--muted) 20%,transparent);padding:2.5rem 1.5rem;text-align:center}.course-home-parts{display:flex;flex-direction:column;min-width:0}.course-home-parts__panel{min-width:0}.course-home-tree{border:1px solid var(--border);border-radius:.75rem;background:color-mix(in oklch,var(--card) 92%,var(--muted));padding:.35rem 0 .5rem;font-size:.8125rem;line-height:1.25;box-shadow:0 1px 2px color-mix(in oklch,var(--foreground) 3%,transparent)}.course-home-tree--embedded{border:1px solid color-mix(in oklch,var(--course-nav-accent,var(--course-accent,var(--primary))) 12%,var(--border));border-radius:.625rem;background:color-mix(in oklch,var(--card) 72%,transparent);padding:.35rem .25rem .45rem;font-size:.8125rem;box-shadow:none}.course-home-tree--embedded .course-home-tree__row{min-height:2.125rem;margin-inline:.2rem;border-radius:.5rem;gap:.45rem}.course-home-tree__title{margin:0;padding:.5rem .75rem .4rem;font-size:.625rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--muted-foreground)}.course-home-tree__children,.course-home-tree__root{list-style:none;margin:0;padding:0}.course-home-tree__row{display:flex;width:100%;min-height:1.75rem;align-items:center;gap:.35rem;border-radius:.5rem;padding-right:.5rem;text-align:left;font-size:inherit;color:var(--foreground);transition:background-color .15s ease,color .15s ease,box-shadow .15s ease}.course-home-tree__icon-wrap{color:color-mix(in oklch,var(--course-nav-accent,var(--course-accent,var(--primary))) 48%,var(--muted-foreground));background:color-mix(in oklch,var(--course-nav-accent,var(--course-accent,var(--primary))) 7%,var(--muted))}.course-home-tree__icon-wrap--active{color:var(--course-nav-accent,var(--course-accent,var(--primary)));background:color-mix(in oklch,var(--course-nav-accent,var(--course-accent,var(--primary))) 12%,transparent)}.course-home-tree__row--active{background:color-mix(in oklch,var(--course-nav-accent,var(--course-accent,var(--primary))) 7%,var(--background));font-weight:600}.course-home-tree__row--active .course-home-tree__icon-wrap--active{background:color-mix(in oklch,var(--course-nav-accent,var(--course-accent,var(--primary))) 12%,transparent);color:var(--course-nav-accent,var(--course-accent,var(--primary)))}.course-home-tree__row--folder{border:none;background:transparent;cursor:pointer}.course-home-tree__row--leaf{text-decoration:none}button.course-home-tree__row--leaf{border:none;background:transparent;font:inherit;text-align:left;width:100%}.course-home-tree__row--muted{opacity:.55}.course-home-tree__row--muted:not(.course-home-tree__row--locked){opacity:.78;filter:grayscale(.12)}.course-home-tree__row--muted:not(.course-home-tree__row--locked):after{content:"";flex-shrink:0;width:.375rem;height:.375rem;margin-left:auto;margin-right:.25rem;border-radius:999px;background:color-mix(in oklch,var(--muted-foreground) 55%,transparent);opacity:.65}.course-home-tree__row--locked{cursor:default;opacity:.5;filter:grayscale(.25)}.course-home-tree__row--locked:hover{background:color-mix(in oklch,var(--muted-foreground) 8%,transparent)}.course-home-tree__jump{display:flex;align-items:center;align-self:stretch;border:none;background:transparent;cursor:pointer;text-decoration:none}.course-home-tree__branch>.flex{min-width:0}.course-subsection-card__index{display:flex;width:2.375rem;height:2.375rem;flex-shrink:0;align-items:center;justify-content:center;border-radius:.7rem;font-family:var(--font-heading,var(--font-sans));font-size:.8125rem;font-weight:750;font-variant-numeric:tabular-nums;letter-spacing:-.02em;transition:border-color .18s ease,background-color .18s ease,color .18s ease,box-shadow .18s ease}.course-subsection-card:not(.course-subsection-card--collapsed) .course-subsection-card__index{box-shadow:0 0 0 1px color-mix(in oklch,var(--subsection-accent,var(--primary)) 12%,transparent)}.course-home-parts-rail{--parts-accent:var(--course-accent,var(--course-nav-accent,var(--primary)));position:relative;width:clamp(9.5rem,17vw,13.5rem);margin-right:clamp(.875rem,2vw,1.5rem);padding-left:.35rem;border-right:1px solid color-mix(in oklch,var(--parts-accent) 18%,var(--border))}.course-home-parts-rail__track{position:absolute;inset:0;display:flex;flex-direction:column;gap:.125rem;padding-right:.5rem;overflow-y:auto;overscroll-behavior-y:contain;scrollbar-width:thin;-webkit-overflow-scrolling:touch}.course-home-parts-rail__tab{-webkit-appearance:none;-moz-appearance:none;appearance:none;position:relative;display:flex;flex-shrink:0;align-items:center;gap:.55rem;width:100%;min-height:2.125rem;margin:0;padding:.4rem .55rem .4rem .7rem;border:0;border-radius:0;background:transparent;color:var(--muted-foreground);cursor:pointer;font:inherit;text-align:left;transition:color .16s ease}.course-home-parts-rail__tab:before{content:"";position:absolute;left:0;top:.4rem;bottom:.4rem;width:2px;background:var(--parts-accent);transform:scaleY(0);transform-origin:center;transition:transform .18s ease}.course-home-parts-rail__index{flex-shrink:0;min-width:1.2rem;font-size:.625rem;font-weight:700;font-variant-numeric:tabular-nums;letter-spacing:.04em;line-height:1;color:color-mix(in oklch,var(--muted-foreground) 80%,var(--parts-accent));transition:color .16s ease}.course-home-parts-rail__label{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:.8125rem;font-weight:500;letter-spacing:-.015em;line-height:1.25}.course-home-parts-rail__tab:hover{color:var(--foreground);background:transparent}.course-home-parts-rail__tab:hover .course-home-parts-rail__index{color:var(--parts-accent)}.course-home-parts-rail__tab.is-active{background:transparent;color:var(--foreground)}.course-home-parts-rail__tab.is-active:before{transform:scaleY(1)}.course-home-parts-rail__tab.is-active .course-home-parts-rail__index{color:var(--parts-accent)}.course-home-parts-rail__tab.is-active .course-home-parts-rail__label{font-weight:600}.course-home-parts-rail__tab:focus-visible{outline:2px solid color-mix(in oklch,var(--parts-accent) 55%,transparent);outline-offset:-2px}@media (max-width:639px){.course-home-parts-rail{width:auto;margin-left:0;margin-right:0;margin-bottom:.75rem;border-right:none;border-bottom:1px solid color-mix(in oklch,var(--parts-accent) 18%,var(--border));padding-left:0;padding-bottom:.35rem}.course-home-parts-rail__track{position:static;max-height:8.5rem;padding-right:0}.course-home-parts-rail__tab{padding-left:.7rem}.course-home-parts-rail__label{font-size:.78125rem}}.course-ann-feed{width:100%;max-width:none;margin:0}.course-ann-feed--page{width:100%}.course-ann-feed--sidebar .course-ann-feed__head{margin-bottom:.15rem;padding-bottom:.5rem}.course-ann-feed__head{display:flex;align-items:baseline;justify-content:space-between;gap:1rem;margin-bottom:.5rem;padding-bottom:.85rem}.course-ann-feed__title{margin:0;font-size:.6875rem;font-weight:650;letter-spacing:.2em;text-transform:uppercase;color:var(--muted-foreground)}.course-ann-feed__count{font-variant-numeric:tabular-nums;font-size:.75rem;font-weight:600;color:color-mix(in oklch,var(--muted-foreground) 65%,transparent)}.course-ann-feed__list{gap:.5rem;padding:0;list-style:none}.course-ann,.course-ann-feed__list{display:flex;flex-direction:column;margin:0;width:100%}.course-ann{--course-ann-accent:var(--primary);--course-ann-bg:color-mix(in oklch,var(--muted) 45%,var(--background));gap:.65rem;max-width:none;padding:.95rem 1rem 1rem;border:none;border-left:3px solid var(--course-ann-accent);border-radius:0;background:var(--course-ann-bg);box-shadow:none}.course-ann--subtle{--course-ann-accent:color-mix(in oklch,var(--muted-foreground) 75%,var(--border));--course-ann-bg:color-mix(in oklch,var(--muted) 35%,var(--background))}.course-ann--normal{--course-ann-accent:color-mix(in oklch,var(--primary) 70%,var(--border));--course-ann-bg:color-mix(in oklch,var(--primary) 10%,var(--background))}.course-ann--important{--course-ann-accent:var(--foreground);--course-ann-bg:color-mix(in oklch,var(--muted) 55%,var(--background))}.course-ann--urgent{--course-ann-accent:var(--destructive);--course-ann-bg:color-mix(in oklch,var(--destructive) 12%,var(--background))}.course-ann__top{display:flex;align-items:flex-start;gap:.85rem;width:100%;min-width:0}.course-ann__icon{flex-shrink:0;display:flex;align-items:center;justify-content:center;padding-top:.1rem;color:var(--course-ann-accent)}.course-ann__glyph{width:1.125rem;height:1.125rem;stroke-width:2px}.course-ann__head{flex:1;min-width:0;display:flex;flex-direction:column;gap:.3rem}.course-ann__labels{display:flex;flex-wrap:wrap;align-items:center;gap:.4rem .6rem}.course-ann__pin{display:inline-flex;align-items:center;color:var(--course-ann-accent)}.course-ann__pin svg{width:.75rem;height:.75rem}.course-ann__kind{font-size:.625rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--course-ann-accent)}.course-ann__title{margin:0;font-size:1.0625rem;font-weight:650;line-height:1.3;letter-spacing:-.02em;text-wrap:pretty;color:var(--foreground)}.course-ann__prose{display:block;width:100%;max-width:none}.course-ann-feed--page .course-ann .course-ann__prose .rich-text{width:100%;max-width:none;font-size:.9875rem;line-height:1.72;color:color-mix(in oklch,var(--foreground) 78%,var(--muted-foreground));text-align:justify;text-justify:inter-word;hyphens:auto;-webkit-hyphens:auto}.course-ann-feed--page .course-ann .course-ann__prose .rich-text p{margin:0 0 .75rem;text-align:justify;hyphens:auto}.course-ann-feed--page .course-ann .course-ann__prose .rich-text p:last-child{margin-bottom:0}.course-ann-feed--page .course-ann .course-ann__prose .rich-text :is(h1,h2,h3,h4,h5,h6){text-align:left;hyphens:manual}.course-ann-feed--page .course-ann .course-ann__prose .rich-text blockquote,.course-ann-feed--page .course-ann .course-ann__prose .rich-text li{text-align:justify;hyphens:auto}.course-ann-feed--page .course-ann .course-ann__prose .rich-text a{color:var(--primary);text-decoration:underline;text-underline-offset:2px}.course-ann-feed--page .course-ann .course-ann__prose .rich-text ol,.course-ann-feed--page .course-ann .course-ann__prose .rich-text ul{margin:.4rem 0 .75rem;padding-left:1.25rem}.course-ann-feed--sidebar .course-ann .course-ann__prose .rich-text{max-width:none;font-size:.8125rem;line-height:1.5;text-align:left}.course-ann--pinned .course-ann__title{padding-right:.15rem}.course-ann--compact{gap:.4rem;padding:.6rem .65rem .65rem;border-left-width:2px}.course-ann--compact .course-ann__top{gap:.55rem}.course-ann--compact .course-ann__glyph{width:.875rem;height:.875rem}.course-ann--compact .course-ann__kind{font-size:.5625rem}.course-ann--compact .course-ann__title{font-size:.8125rem;font-weight:600;line-height:1.35}.course-bell{position:fixed;bottom:1.75rem;right:1.75rem;z-index:40;display:flex;align-items:center;justify-content:center;width:3.5rem;height:3.5rem;border:none;border-radius:999px;background:var(--primary);box-shadow:0 1px 2px rgba(28,26,24,.04),0 8px 24px rgba(28,26,24,.14),0 0 0 1px rgba(28,26,24,.05);cursor:pointer;transition:transform .15s ease}.course-bell:hover{transform:translateY(-1px)}.course-bell__icon{width:1.375rem;height:1.375rem;color:var(--primary-foreground);stroke-width:2px}.course-bell__badge{position:absolute;top:-.25rem;right:-.25rem;min-width:1.25rem;height:1.25rem;padding:0 .3rem;display:flex;align-items:center;justify-content:center;border-radius:999px;border:2px solid var(--background);background:var(--course-accent,var(--primary));color:#ffffff;font-size:.6875rem;font-weight:700;font-variant-numeric:tabular-nums}.course-bell-overlay{position:fixed;inset:0;z-index:100;background:rgba(28,26,24,.3);animation:course-bell-fade .18s ease both}.course-bell-drawer{position:fixed;top:0;right:0;bottom:0;z-index:101;display:flex;flex-direction:column;width:min(24rem,100vw);background:var(--background);border-left:1px solid var(--border);box-shadow:-8px 0 32px rgba(28,26,24,.1);animation:course-bell-slide-in .22s cubic-bezier(.25,.46,.45,.94) both}@media (prefers-reduced-motion:reduce){.course-bell-drawer,.course-bell-overlay{animation:none}}.course-bell-drawer__head{display:flex;align-items:flex-start;justify-content:space-between;gap:.75rem;padding:1.35rem 1.35rem 1rem;border-bottom:1px solid var(--border)}.course-bell-drawer__head-copy{display:flex;flex-direction:column;gap:.15rem;min-width:0}.course-bell-drawer__title{font-family:var(--font-heading,var(--font-sans));font-weight:700;font-size:1.1875rem;letter-spacing:-.01em;color:var(--foreground)}.course-bell-drawer__course{font-size:.75rem;color:var(--muted-foreground);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.course-bell-drawer__close{flex-shrink:0;display:flex;align-items:center;justify-content:center;padding:.25rem;background:none;border:none;color:var(--muted-foreground);cursor:pointer}.course-bell-drawer__close:hover{color:var(--foreground)}.course-bell-drawer__close-icon{width:1.125rem;height:1.125rem}.course-bell-drawer__list{flex:1;min-height:0;overflow-y:auto;display:flex;flex-direction:column;gap:.9rem;padding:1.1rem 1.35rem 1.35rem}.course-bell-item{position:relative;transition:opacity .4s ease}.course-bell-item--read{opacity:.55}.course-bell-item__dot{position:absolute;top:.95rem;right:.15rem;width:.4rem;height:.4rem;border-radius:999px;background:var(--course-accent,var(--primary))}.course-bell-drawer__foot{padding:.9rem 1.35rem;border-top:1px solid var(--border)}.course-bell-drawer__mark-all{width:100%;padding:.6rem;border:1px solid var(--border);border-radius:var(--radius-sm,.375rem);background:none;font-size:.75rem;font-weight:600;color:var(--foreground);cursor:pointer}.course-bell-drawer__mark-all:hover{background:var(--muted)}@keyframes course-bell-fade{0%{opacity:0}}@keyframes course-bell-slide-in{0%{transform:translateX(100%)}}.course-text-block{--course-text-accent:var(--course-nav-accent,var(--course-accent,var(--primary)));display:flex;flex-direction:column;gap:.6rem;width:100%;max-width:none;margin:0 0 .85rem;padding:.15rem 0 .35rem;border:none;border-radius:0;background:transparent;box-shadow:none}.course-text-block__top{display:flex;align-items:flex-start;gap:.85rem}.course-text-block__icon{flex-shrink:0;display:flex;align-items:center;justify-content:center;width:2.125rem;height:2.125rem;margin-top:.05rem;border-radius:10px;border:none;background:color-mix(in oklch,var(--course-text-accent) 16%,transparent);color:var(--course-text-accent)}.course-text-block__glyph{width:1.0625rem;height:1.0625rem;stroke-width:2px}.course-text-block__intro{flex:1;min-width:0;display:flex;flex-direction:column;gap:.22rem}.course-text-block__kicker{font-size:.625rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--course-text-accent)}.course-text-block__title{margin:0;font-family:var(--font-heading,var(--font-sans));font-size:clamp(1rem,2vw,1.2rem);font-weight:650;font-style:normal;line-height:1.3;letter-spacing:-.02em;text-wrap:pretty;color:var(--foreground)}.course-text-block__body{display:block;width:100%;max-width:none}.course-text-block__body--separated{padding-top:.35rem;border-top:1px solid color-mix(in oklch,var(--course-text-accent) 28%,var(--border))}.course-text-block .course-text-block__prose .rich-text{width:100%;max-width:none;font-size:.9375rem;line-height:1.62;color:color-mix(in oklch,var(--foreground) 78%,var(--muted-foreground));text-align:justify;text-justify:inter-word;hyphens:auto;-webkit-hyphens:auto}.course-text-block .course-text-block__prose .rich-text p{margin:0 0 .75rem;text-align:justify;hyphens:auto}.course-text-block .course-text-block__prose .rich-text p:last-child{margin-bottom:0}.course-text-block .course-text-block__prose .rich-text :is(h1,h2,h3,h4,h5,h6){text-align:left;hyphens:manual;margin:.85rem 0 .45rem;color:var(--foreground)}.course-text-block .course-text-block__prose .rich-text li{text-align:justify;hyphens:auto}.course-text-block .course-text-block__prose .rich-text a{color:var(--course-text-accent);font-weight:500;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}.course-text-block .course-text-block__prose .rich-text a:hover{color:var(--foreground)}.course-text-block .course-text-block__prose .rich-text blockquote{margin:.85rem 0;padding:.55rem 0 .55rem .9rem;border-left:2px solid color-mix(in oklch,var(--course-text-accent) 55%,var(--border));border-radius:0;background:color-mix(in oklch,var(--course-text-accent) 6%,transparent);text-align:justify;hyphens:auto;font-style:italic}.course-text-block .course-text-block__prose .rich-text ol,.course-text-block .course-text-block__prose .rich-text ul{margin:.35rem 0 .75rem;padding-left:1.25rem}.course-text-block .course-text-block__prose .rich-text strong{font-weight:650;color:var(--foreground)}.course-text-block--nested{margin-bottom:1rem;padding:.1rem 0 .25rem}.course-text-block--nested .course-text-block__icon{width:1.875rem;height:1.875rem;border-radius:9px}.course-text-block--nested .course-text-block__glyph{width:.9375rem;height:.9375rem}.course-text-block--nested .course-text-block__kicker{font-size:.5625rem;letter-spacing:.14em}.course-text-block--nested .course-text-block__title{font-size:.9375rem;font-weight:600}.course-text-block--nested .course-text-block__prose .rich-text{font-size:.9125rem;line-height:1.58}.course-text-block--body-only .course-text-block__body{padding-top:0;border-top:none}.course-text-block:not(.course-text-block--nested) .course-text-block__prose .rich-text{font-size:1.0125rem;line-height:1.72}.course-subsection-card__body .course-text-block:last-child{margin-bottom:0}@media (max-width:640px){.course-text-block{padding:.1rem 0 .3rem}}.course-video-block{width:100%;margin:0 0 .85rem;padding:0;border:none;background:transparent}.course-video-block__player{position:relative;width:100%;overflow:hidden;background:#000}.course-video-block__player--16x9{aspect-ratio:16/9}.course-video-block__player--4x3{aspect-ratio:4/3}.course-video-block__iframe{position:absolute;inset:0;width:100%;height:100%;border:0}.course-accordion{--course-accordion-accent:var(--course-nav-accent,var(--course-accent,var(--primary)));--course-accordion-band-bg:color-mix(in oklch,var(--course-accordion-accent) 7%,var(--background));--course-accordion-band-line:color-mix(in oklch,var(--course-accordion-accent) 16%,var(--border));overflow:hidden;border-radius:.875rem;border:1px solid var(--border);background:var(--card);box-shadow:0 1px 2px color-mix(in oklch,var(--foreground) 4%,transparent)}.course-accordion__item:not(.is-last){border-bottom:1px solid color-mix(in oklch,var(--border) 88%,transparent)}.course-accordion__trigger{display:flex;width:100%;align-items:center;justify-content:space-between;gap:1rem;padding:.9375rem 1.0625rem;border:none;background:transparent;cursor:pointer;font:inherit;text-align:left;transition:background-color .16s ease,box-shadow .16s ease}.course-accordion__trigger:hover{background:color-mix(in oklch,var(--course-accordion-accent) 4%,var(--card))}.course-accordion__item.is-open .course-accordion__trigger{background:var(--course-accordion-band-bg);box-shadow:inset 3px 0 0 var(--course-accordion-accent)}.course-accordion__title{min-width:0;flex:1;font-family:var(--font-heading,var(--font-sans));font-size:.9375rem;font-weight:600;line-height:1.35;letter-spacing:-.015em;text-wrap:pretty;color:var(--foreground);transition:color .16s ease}.course-accordion__item.is-open .course-accordion__title{font-weight:650;color:var(--foreground)}.course-accordion__chevron{display:flex;flex-shrink:0;align-items:center;justify-content:center;width:1.625rem;height:1.625rem;border-radius:999px;border:1px solid color-mix(in oklch,var(--border) 92%,transparent);background:var(--background);color:var(--muted-foreground);transition:border-color .16s ease,background-color .16s ease,color .16s ease,transform .2s ease}.course-accordion__chevron svg{width:.8125rem;height:.8125rem;transition:transform .2s ease}.course-accordion__trigger:hover .course-accordion__chevron{border-color:color-mix(in oklch,var(--course-accordion-accent) 22%,var(--border));color:var(--foreground)}.course-accordion__item.is-open .course-accordion__chevron{border-color:color-mix(in oklch,var(--course-accordion-accent) 28%,var(--border));background:color-mix(in oklch,var(--course-accordion-accent) 8%,var(--background));color:var(--course-accordion-accent)}.course-accordion__item.is-open .course-accordion__chevron svg{transform:rotate(180deg)}.course-accordion__panel{background:var(--course-block-surface-muted,color-mix(in oklch,var(--muted) 32%,var(--card)));border-top:1px solid var(--course-accordion-band-line);padding:1rem 1.0625rem 1.125rem;box-shadow:inset 0 1px 0 color-mix(in oklch,var(--card) 28%,transparent)}.course-accordion__prose .rich-text,.course-accordion__prose.rich-text{max-width:none;font-size:.9375rem;line-height:1.65;color:color-mix(in oklch,var(--foreground) 82%,var(--muted-foreground))}.course-accordion__prose .rich-text>:first-child,.course-accordion__prose.rich-text>:first-child{margin-top:0}.course-accordion__prose .rich-text>:last-child,.course-accordion__prose.rich-text>:last-child{margin-bottom:0}.course-accordion__prose .rich-text p,.course-accordion__prose.rich-text p{margin:0 0 .75rem}.course-accordion__prose .rich-text p:last-child,.course-accordion__prose.rich-text p:last-child{margin-bottom:0}.course-accordion__prose .rich-text a,.course-accordion__prose.rich-text a{color:var(--course-accordion-accent);font-weight:500;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}.course-accordion__prose .rich-text a:hover,.course-accordion__prose.rich-text a:hover{color:var(--foreground)}.course-accordion__prose .rich-text :is(ul,ol),.course-accordion__prose.rich-text :is(ul,ol){margin:.35rem 0 .75rem;padding-left:1.25rem}.course-accordion__prose .rich-text blockquote,.course-accordion__prose.rich-text blockquote{margin:.75rem 0;padding:.5rem 0 .5rem .875rem;border-left:2px solid color-mix(in oklch,var(--course-accordion-accent) 50%,var(--border));background:color-mix(in oklch,var(--course-accordion-accent) 5%,transparent);font-style:italic}@media (max-width:640px){.course-accordion__trigger{padding:.875rem .9375rem}.course-accordion__panel{padding:.875rem .9375rem 1rem}.course-accordion__title{font-size:.875rem}}.course-ext-link{--course-ext-accent:var(--primary);position:relative;display:flex;flex-direction:column;gap:.6rem;width:100%;max-width:none;margin:0 0 .85rem;padding:.15rem 0 .35rem;border:none;border-radius:0;background:transparent;color:inherit;text-decoration:none;box-shadow:none;overflow:hidden}.course-ext-link__watermark,.course-int-link__watermark,.course-pdf-card__watermark{position:absolute;right:-.15rem;top:50%;z-index:0;display:grid;place-items:center;width:4.75rem;height:4.75rem;transform:translateY(-50%);color:var(--course-ext-accent,var(--primary));opacity:.08;pointer-events:none}.course-ext-link__watermark svg,.course-int-link__watermark svg,.course-pdf-card__watermark svg{width:100%;height:100%}.course-int-link__watermark{color:var(--course-int-accent,var(--primary))}.course-pdf-card__watermark{color:var(--course-pdf-accent,var(--primary))}.course-ext-link__host{font-size:.72rem;font-weight:500;letter-spacing:.01em;color:var(--muted-foreground);font-variant-numeric:tabular-nums}.course-ext-link__labels,.course-int-link__labels,.course-pdf-card__labels,.course-qcm-link__labels{display:flex;flex-wrap:wrap;align-items:center;gap:.4rem .55rem}.course-ext-link__status,.course-int-link__status,.course-pdf-card__status,.course-qcm-link__status{display:inline-flex;align-items:center;font-size:.6rem;font-weight:750;letter-spacing:.08em;text-transform:uppercase;padding:.12rem .42rem;border-radius:.25rem;border:1px solid transparent}.course-ext-link__status--ready,.course-int-link__status--ready,.course-pdf-card__status--ready,.course-qcm-link__status--ready{color:color-mix(in oklch,var(--poste-c,var(--primary)) 72%,var(--foreground));border-color:color-mix(in oklch,var(--poste-c,var(--primary)) 28%,var(--border));background:color-mix(in oklch,var(--poste-c,var(--primary)) 10%,transparent)}.course-int-link__status--draft,.course-pdf-card__status--draft,.course-qcm-link__status--draft{color:color-mix(in oklch,var(--foreground) 70%,var(--muted-foreground));border-color:color-mix(in oklch,var(--foreground) 18%,var(--border));background:color-mix(in oklch,var(--muted) 35%,transparent)}.course-ext-link__status--locked,.course-int-link__status--locked,.course-pdf-card__status--locked,.course-qcm-link__status--locked{color:var(--muted-foreground);border-color:color-mix(in oklch,var(--muted-foreground) 28%,var(--border));background:color-mix(in oklch,var(--muted) 22%,transparent)}.course-int-link__status--soon,.course-pdf-card__status--soon,.course-qcm-link__status--soon{color:color-mix(in oklch,var(--poste-c,var(--primary)) 55%,var(--muted-foreground));border-color:color-mix(in oklch,var(--poste-c,var(--primary)) 22%,var(--border));border-style:dashed;background:transparent}.course-int-link__locked-msg,.course-pdf-card__locked-msg,.course-qcm-link__locked-msg{display:block;margin-top:.1rem;font-size:.78rem;line-height:1.4;color:var(--muted-foreground)}.course-qcm-link{position:relative;overflow:hidden}.course-qcm-link__watermark{position:absolute;right:-.15rem;top:50%;z-index:0;display:grid;place-items:center;width:4.75rem;height:4.75rem;transform:translateY(-50%);color:var(--course-qcm-accent,var(--primary));opacity:.08;pointer-events:none}.course-qcm-link__watermark svg{width:100%;height:100%}.course-ext-link__top,.course-qcm-link__top{position:relative;z-index:1}.course-ext-link__top{display:flex;align-items:flex-start;gap:.85rem}.course-ext-link__icon{flex-shrink:0;display:flex;align-items:center;justify-content:center;width:2.125rem;height:2.125rem;margin-top:.05rem;border-radius:10px;border:none;background:color-mix(in oklch,var(--course-ext-accent) 16%,transparent);color:var(--course-ext-accent)}.course-ext-link__glyph{width:1.0625rem;height:1.0625rem;stroke-width:2px}.course-ext-link__intro{flex:1;min-width:0;display:flex;flex-direction:column;gap:.22rem}.course-ext-link__kicker{font-size:.625rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--course-ext-accent)}.course-ext-link__title{font-family:var(--font-heading,var(--font-sans));font-size:clamp(1rem,2vw,1.2rem);font-weight:650;line-height:1.3;letter-spacing:-.02em;text-wrap:pretty;color:var(--foreground)}.course-ext-link__cta{flex-shrink:0;display:flex;align-items:center;justify-content:center;width:2rem;height:2rem;margin-top:.15rem;border-radius:999px;border:1.5px solid color-mix(in oklch,var(--course-ext-accent) 42%,var(--border));background:transparent;color:var(--course-ext-accent)}.course-ext-link__desc{display:block;width:100%;padding-top:.35rem;border-top:1px solid color-mix(in oklch,var(--border) 88%,transparent)}.course-ext-link .course-ext-link__prose .rich-text{font-size:.9375rem;line-height:1.62;color:color-mix(in oklch,var(--foreground) 78%,var(--muted-foreground))}.course-ext-link .course-ext-link__prose .rich-text p{margin:0}.course-int-link{--course-int-accent:var(--primary);position:relative;display:flex;flex-direction:column;gap:.6rem;width:100%;max-width:none;margin:0 0 .85rem;padding:.15rem 0 .35rem;border:none;border-radius:0;background:transparent;color:inherit;text-decoration:none;box-shadow:none;overflow:hidden}.course-int-link__top{position:relative;z-index:1;display:flex;align-items:flex-start;gap:.85rem}.course-int-link__icon{flex-shrink:0;display:flex;align-items:center;justify-content:center;width:2.125rem;height:2.125rem;margin-top:.05rem;border-radius:10px;border:1px solid color-mix(in oklch,var(--course-int-accent) 28%,var(--border));background:transparent;color:var(--course-int-accent)}.course-int-link__glyph{width:1rem;height:1rem;stroke-width:2px}.course-int-link__intro{flex:1;min-width:0;display:flex;flex-direction:column;gap:.28rem}.course-int-link__labels{display:flex;flex-wrap:wrap;align-items:center;gap:.45rem .6rem}.course-int-link__type{font-size:.625rem;font-weight:750;letter-spacing:.1em;text-transform:uppercase;padding:.14rem .5rem;border-radius:4px;border:1px solid color-mix(in oklch,var(--course-int-accent) 38%,transparent);background:transparent;color:var(--course-int-accent)}.course-int-link__kicker{font-size:.625rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:color-mix(in oklch,var(--course-int-accent) 55%,var(--muted-foreground))}.course-int-link__title{font-family:var(--font-heading,var(--font-sans));font-size:clamp(1rem,2vw,1.2rem);font-weight:650;line-height:1.3;letter-spacing:-.02em;text-wrap:pretty;color:var(--foreground)}.course-int-link__cta{flex-shrink:0;display:inline-flex;align-items:center;gap:.35rem;align-self:center;margin-top:.1rem;padding:.42rem .8rem;border-radius:999px;font-size:.6875rem;font-weight:650;letter-spacing:.04em;color:var(--course-int-accent);background:transparent;border:1.5px solid color-mix(in oklch,var(--course-int-accent) 42%,var(--border))}.course-int-link__cta-label{white-space:nowrap}.course-int-link__desc{position:relative;z-index:1;display:block;width:100%;padding-top:.35rem;border-top:1px solid color-mix(in oklch,var(--border) 88%,transparent)}.course-int-link .course-int-link__prose .rich-text{font-size:.9375rem;line-height:1.62;color:color-mix(in oklch,var(--foreground) 78%,var(--muted-foreground))}.course-int-link .course-int-link__prose .rich-text p{margin:0}.course-int-link--locked,.course-int-link--soon{--course-int-accent:color-mix(in oklch,var(--foreground) 55%,var(--muted-foreground));cursor:not-allowed;pointer-events:none;padding:.15rem 0 .4rem;border:none;border-radius:0;background:transparent}.course-int-link--locked .course-int-link__kicker,.course-int-link--locked .course-int-link__locked-msg,.course-int-link--locked .course-int-link__title,.course-int-link--locked .course-int-link__updated,.course-int-link--soon .course-int-link__kicker,.course-int-link--soon .course-int-link__locked-msg,.course-int-link--soon .course-int-link__title,.course-int-link--soon .course-int-link__updated{color:var(--muted-foreground)}.course-int-link--locked .course-int-link__type,.course-int-link--soon .course-int-link__type{color:color-mix(in oklch,var(--foreground) 52%,var(--muted-foreground));border:1px solid color-mix(in oklch,var(--foreground) 18%,var(--border));background:color-mix(in oklch,var(--foreground) 6%,transparent);border-radius:4px;padding:.14rem .5rem;font-size:.625rem;font-weight:750;letter-spacing:.1em;text-transform:uppercase}.course-int-link--locked .course-int-link__cta,.course-int-link--soon .course-int-link__cta{border-color:color-mix(in oklch,var(--foreground) 18%,var(--border));color:color-mix(in oklch,var(--foreground) 48%,var(--muted-foreground));background:color-mix(in oklch,var(--foreground) 5%,transparent)}.course-int-link--locked .course-int-link__icon,.course-int-link--soon .course-int-link__icon{border:none;background:var(--foreground);color:var(--background);opacity:1;filter:none}.course-int-link--locked .course-int-link__watermark,.course-int-link--soon .course-int-link__watermark{color:var(--foreground);opacity:.06}.course-int-link--unpublished:not(.course-int-link--locked){padding:.15rem 0 .4rem;border:none;border-radius:0;background:transparent}.course-int-link--unpublished:not(.course-int-link--locked) .course-int-link__icon{background:var(--course-nav-accent,var(--course-accent,var(--primary)));border:none;color:#fff}.course-int-link--unpublished:not(.course-int-link--locked) .course-int-link__glyph{color:#fff;stroke:#fff}.course-int-link__updated{display:block;margin-top:.15rem;font-size:.6875rem;font-weight:500;letter-spacing:.02em;color:color-mix(in oklch,var(--muted-foreground) 92%,transparent)}.course-ext-link--compact,.course-int-link--compact{margin-bottom:0;padding:.1rem 0 .25rem}.course-ext-link--compact .course-ext-link__icon,.course-int-link--compact .course-int-link__icon{width:1.875rem;height:1.875rem}.course-ext-link--compact .course-ext-link__title,.course-int-link--compact .course-int-link__title{font-size:.9375rem}.course-int-link--compact .course-int-link__cta-label{display:none}.course-int-link--compact .course-int-link__cta{width:2rem;height:2rem;padding:0;justify-content:center}.course-int-link--compact.course-int-link--locked{margin-bottom:0;padding:.1rem 0 .3rem}.course-page-list-block{width:100%}.course-blocks>.course-block .content-link-card,.course-blocks>.course-block>.course-exo-link,.course-blocks>.course-block>.course-ext-link,.course-blocks>.course-block>.course-int-link,.course-blocks>.course-block>.course-pdf-card,.course-blocks>.course-block>.course-qcm-link,.course-blocks>.course-block>.course-qcm-link-block,.course-blocks>.course-block>.course-text-block,.course-page-list-block .course-int-link{margin-bottom:0}.course-qcm-link{--course-qcm-accent:var(--cb-qcm,var(--primary));display:flex;flex-direction:column;gap:.6rem;max-width:none;padding:.15rem 0 .35rem;border:none;border-radius:0;background:transparent;color:inherit;text-decoration:none;box-shadow:none}.course-qcm-link,.course-qcm-link-block{width:100%;margin:0 0 .85rem}.course-qcm-link__top{display:flex;align-items:flex-start;gap:.85rem}.course-qcm-link__icon{flex-shrink:0;display:flex;align-items:center;justify-content:center;width:2.125rem;height:2.125rem;margin-top:.05rem;border-radius:10px;border:1px solid color-mix(in oklch,var(--course-qcm-accent) 28%,var(--border));background:transparent;color:var(--course-qcm-accent)}.course-qcm-link__glyph{width:1rem;height:1rem;stroke-width:2px}.course-qcm-link__intro{flex:1;min-width:0;display:flex;flex-direction:column;gap:.28rem}.course-qcm-link__kicker{font-size:.625rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:color-mix(in oklch,var(--course-qcm-accent) 55%,var(--muted-foreground))}.course-qcm-link__title{font-family:var(--font-heading,var(--font-sans));font-size:clamp(1rem,2vw,1.2rem);font-weight:650;line-height:1.3;letter-spacing:-.02em;text-wrap:pretty;color:var(--foreground)}.course-qcm-link__meta{font-size:.6875rem;font-weight:600;letter-spacing:.04em;color:color-mix(in oklch,var(--muted-foreground) 92%,transparent)}.course-exo-link{--exo-green:oklch(0.52 0.12 145);--exo-orange:oklch(0.72 0.14 70);--exo-red:oklch(0.58 0.18 30);--exo-darkred:oklch(0.42 0.16 25);--exo-t-green:oklch(0.58 0.14 145);--exo-t-lime:oklch(0.68 0.14 115);--exo-t-orange:oklch(0.72 0.15 70);--exo-t-orangered:oklch(0.64 0.17 45);--exo-t-red:oklch(0.58 0.19 30);--exo-t-reddark:oklch(0.48 0.17 25);--exo-t-darkred:oklch(0.40 0.15 18);--exo-t-maroon:oklch(0.38 0.14 350);--exo-t-violet:oklch(0.44 0.16 310);--exo-t-deepviolet:oklch(0.32 0.14 295)}.course-exo-link__track{display:block;width:100%;max-width:none;margin:.15rem 0 0}.course-exo-link__track .exo-track{width:100%;height:.55rem;padding:.1rem;gap:.16rem}.course-qcm-link--locked .course-exo-link__track,.course-qcm-link--soon .course-exo-link__track{opacity:.55}.course-qcm-link__locked-msg{font-size:.8125rem;line-height:1.45;color:var(--muted-foreground)}.course-qcm-link__cta{flex-shrink:0;display:inline-flex;align-items:center;gap:.35rem;align-self:center;margin-top:.1rem;padding:.42rem .8rem;border-radius:999px;font-size:.6875rem;font-weight:650;letter-spacing:.04em;color:var(--course-qcm-accent);background:transparent;border:1.5px solid color-mix(in oklch,var(--course-qcm-accent) 42%,var(--border))}.course-qcm-link__cta-label{white-space:nowrap}.course-qcm-link__desc{display:block;width:100%;padding-top:.35rem;border-top:1px solid color-mix(in oklch,var(--border) 88%,transparent)}.course-qcm-link .course-qcm-link__prose .rich-text{font-size:.9375rem;line-height:1.62;color:color-mix(in oklch,var(--foreground) 78%,var(--muted-foreground))}.course-qcm-link .course-qcm-link__prose .rich-text p{margin:0}.course-qcm-link--locked,.course-qcm-link--soon{--course-qcm-accent:color-mix(in oklch,var(--foreground) 55%,var(--muted-foreground));cursor:not-allowed;pointer-events:none;padding:.15rem 0 .4rem}.course-qcm-link--locked .course-qcm-link__kicker,.course-qcm-link--locked .course-qcm-link__locked-msg,.course-qcm-link--locked .course-qcm-link__meta,.course-qcm-link--locked .course-qcm-link__title,.course-qcm-link--soon .course-qcm-link__kicker,.course-qcm-link--soon .course-qcm-link__locked-msg,.course-qcm-link--soon .course-qcm-link__meta,.course-qcm-link--soon .course-qcm-link__title{color:var(--muted-foreground)}.course-qcm-link--locked .course-qcm-link__cta,.course-qcm-link--soon .course-qcm-link__cta{border-color:color-mix(in oklch,var(--foreground) 18%,var(--border));color:color-mix(in oklch,var(--foreground) 48%,var(--muted-foreground));background:color-mix(in oklch,var(--foreground) 5%,transparent)}.course-qcm-link--locked .course-qcm-link__icon,.course-qcm-link--soon .course-qcm-link__icon{border:none;background:var(--foreground);color:var(--background);opacity:1;filter:none}.course-qcm-link--locked .course-qcm-link__watermark,.course-qcm-link--soon .course-qcm-link__watermark{color:var(--foreground);opacity:.06}.course-qcm-link__foot{display:flex;justify-content:flex-start;padding-top:.15rem}.course-qcm-link__foot-link{display:inline-flex;align-items:center;gap:.35rem;font-size:.8125rem;font-weight:600;color:var(--course-qcm-accent);text-decoration:none;transition:color .15s ease}.course-qcm-link__foot-link:hover{color:color-mix(in oklch,var(--course-qcm-accent) 78%,var(--foreground))}.course-qcm-link--compact{margin-bottom:0;padding:.1rem 0 .25rem}.course-qcm-link--compact .course-qcm-link__icon{width:1.875rem;height:1.875rem}.course-qcm-link--compact .course-qcm-link__title{font-size:.9375rem}.course-qcm-link--compact .course-qcm-link__cta-label{display:none}.course-qcm-link--compact .course-qcm-link__cta{width:2rem;height:2rem;padding:0;justify-content:center}.course-qcm-link-block--compact{margin-bottom:0}