/*! tailwindcss v4.3.3 | MIT License | https://tailwindcss.com */@layer theme,base,components,utilities;@layer presentation-tokens{:where([data-presentation-surface],[data-learner-family]){--presentation-font-sans:var(--font-cal-sans),ui-sans-serif,system-ui,sans-serif;--presentation-font-mono:"JetBrains Mono Variable",ui-monospace,SFMono-Regular,Menlo,monospace;--presentation-h1-size:clamp(2.125rem,5vw,2.625rem);--presentation-h1-line:1.1;--presentation-h2-size:1.7rem;--presentation-h2-line:1.22;--presentation-h3-size:1.35rem;--presentation-h3-line:1.28;--presentation-body-size:1.01563rem;--presentation-body-line:1.64;--presentation-ui-size:1rem;--presentation-ui-line:1.375rem;--presentation-meta-size:.8125rem;--presentation-meta-line:1.125rem;--presentation-space-1:.25rem;--presentation-space-2:.5rem;--presentation-space-3:.75rem;--presentation-space-4:1rem;--presentation-space-6:1.5rem;--presentation-space-8:2rem;--presentation-space-12:3rem;--presentation-space-16:4rem;--presentation-space-24:6rem;--presentation-radius-control:.5rem;--presentation-radius-surface:.75rem;--presentation-radius-media:.75rem;--presentation-radius-pill:9999px;--presentation-measure-prose:46.5rem;--presentation-measure-wide:60rem;--presentation-measure-media:75rem}}@layer presentation-anatomy{[data-presentation-surface] [data-presentation-part=title]{font-size:var(--presentation-h1-size);font-weight:680;line-height:var(--presentation-h1-line);margin-block:0 .45rem}[data-presentation-surface] [data-presentation-part=description]{color:var(--presentation-subtle);margin-block:0 2.125rem;font-size:1.125rem;line-height:1.55}[data-presentation-surface] h2[data-presentation-part=heading]{font-size:var(--presentation-h2-size);line-height:var(--presentation-h2-line);margin-block:3rem .7rem}[data-presentation-surface] h3[data-presentation-part=heading]{font-size:var(--presentation-h3-size);line-height:var(--presentation-h3-line);margin-block:2.125rem .55rem}[data-presentation-surface] [data-presentation-part=choice]{background:0 0;min-inline-size:0;position:relative}[data-presentation-surface] [data-presentation-part=choice]:before{box-sizing:border-box;border-radius:var(--presentation-radius-pill);content:"";background:0 0;block-size:1rem;inline-size:1rem}}@layer learner-base;@layer learner-foundation{:root{--learner-radius-control:var(--presentation-radius-control);--learner-radius-surface:var(--presentation-radius-surface);--learner-radius-media:var(--presentation-radius-media);--learner-radius-pill:var(--presentation-radius-pill)}:where([dir=ltr]){--learner-inline-start:left}:where([dir=rtl]){--learner-inline-start:right}:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-font-sans:var(--presentation-font-sans);--learner-font-heading:var(--presentation-font-sans);--learner-font-prose:var(--presentation-font-sans);--learner-font-mono:var(--presentation-font-mono);--learner-display-size:clamp(3rem,7vw,5rem);--learner-display-line:.95;--learner-h1-size:var(--presentation-h1-size);--learner-h1-line:var(--presentation-h1-line);--learner-h2-size:var(--presentation-h2-size);--learner-h2-line:var(--presentation-h2-line);--learner-h3-size:var(--presentation-h3-size);--learner-h3-line:var(--presentation-h3-line);--learner-body-size:var(--presentation-body-size);--learner-body-line:var(--presentation-body-line);--learner-ui-size:var(--presentation-ui-size);--learner-ui-line:var(--presentation-ui-line);--learner-label-size:.875rem;--learner-label-line:1.25rem;--learner-meta-size:var(--presentation-meta-size);--learner-meta-line:var(--presentation-meta-line);--learner-badge-size:.625rem;--learner-badge-line:1;--learner-badge-padding:.2rem;--learner-code-size:.9375rem;--learner-code-line:1.5rem;--learner-space-1:var(--presentation-space-1);--learner-space-2:var(--presentation-space-2);--learner-space-3:var(--presentation-space-3);--learner-space-4:var(--presentation-space-4);--learner-space-6:var(--presentation-space-6);--learner-space-8:var(--presentation-space-8);--learner-space-12:var(--presentation-space-12);--learner-space-16:var(--presentation-space-16);--learner-space-24:var(--presentation-space-24);--learner-measure-prose:var(--presentation-measure-prose);--learner-measure-wide:var(--presentation-measure-wide);--learner-measure-media:var(--presentation-measure-media);--learner-measure-storefront:64rem;--learner-table-min:48rem;--learner-table-cell-min:6.75rem;--learner-table-size:.9375rem;--learner-table-line:1.5rem;--learner-block-margin:1.125rem;--learner-component-copy-size:.85em;--learner-component-copy-line:1.35;--learner-table-title-size:1.14em;--learner-table-cell-padding-block:.5rem;--learner-table-cell-padding-inline:.625rem;--learner-blockquote-padding-inline:1.125rem;--learner-callout-padding-block:.6875rem;--learner-callout-padding-inline:.875rem;--learner-code-header-padding-block:.6875rem;--learner-code-header-padding-inline:.9375rem;--learner-code-source-padding-top:.5625rem;--learner-code-source-padding-inline:.9375rem;--learner-code-source-padding-bottom:.9375rem;--learner-code-filename-size:.75rem;--learner-code-filename-line:1.5;--learner-download-min-block:1.875rem;--learner-download-padding-block:.25rem;--learner-download-padding-inline:.5625rem;--learner-download-gap:.375rem;--learner-download-radius:.4375rem;--learner-download-size:.825rem;--learner-download-line:1.35;--learner-audio-block-size:3.375rem;--learner-step-marker:1.625rem;--learner-step-column-gap:.6875rem;--learner-step-row-gap:.125rem;--learner-step-margin:1rem;--learner-step-marker-size:.71875rem;--learner-math-min-block:4.25em;--learner-math-padding-block:1em;--learner-math-padding-inline:.875rem;--learner-practice-prompt-size:1.0875rem;--learner-practice-prompt-line:1.45;--learner-page-gutter:1rem;--radius:var(--learner-radius-control);--radius-2xl:var(--learner-radius-surface);--radius-3xl:var(--learner-radius-surface);--radius-4xl:var(--learner-radius-surface);--learner-control-hit:2.75rem;--learner-control-compact:2rem;--learner-control-tab:2.25rem;--learner-stage-min:20rem;--learner-card-min:15rem;--learner-card-max:38rem;--learner-deck-mobile-min:18rem;--learner-selection-column:20rem;--learner-input-inline:11rem;--learner-perspective:70rem;--learner-overlay-inline:calc(100vw - var(--learner-space-8));--learner-cover-block-size:clamp(11.25rem,30vw,21.25rem);--learner-cover-shade:linear-gradient(0deg,#00000038,transparent 42%);--learner-overlay-scrim:#0000006b;--learner-overlay-ink:#ffffffdb;--presentation-subtle:var(--learner-subtle);--learner-overlay-backdrop:blur(8px);--learner-display-tracking:-.025em;--learner-icon-stroke:1.75;--learner-icon-inline:1rem;--learner-icon-control:1.125rem;--learner-icon-component:1.25rem;--learner-icon-hero:1.5rem;--learner-line-width:1px;--learner-focus-width:2px;--learner-focus-offset:2px;--learner-elevation-raised:0 1px 3px #0000000a,0 8px 28px -20px #00000029;--learner-elevation-lift:0 2px 6px #0000000d,0 20px 48px -24px #00000038;--learner-elevation-overlay:0 24px 64px -24px #0006;--course-accent:var(--primary);--course-action-ink:var(--primary-foreground);--fx-a:var(--course-accent);--fx-b:var(--course-accent);--fx-c:var(--course-accent);--fx-ink:var(--course-action-ink);--learner-course-hover:var(--background)}@supports (color:color-mix(in lab,red,red)){:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-course-hover:color-mix(in oklab,var(--background) 96%,var(--foreground) 4%)}}:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-course-soft:var(--background)}@supports (color:color-mix(in lab,red,red)){:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-course-soft:color-mix(in oklab,var(--background) 94%,var(--foreground) 6%)}}:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-course-selected:var(--background)}@supports (color:color-mix(in lab,red,red)){:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-course-selected:color-mix(in oklab,var(--background) 89%,var(--foreground) 11%)}}:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-choice-selected-marker:radial-gradient(circle,var(--foreground) 0 38%,var(--background) 42%);--learner-course-fade:linear-gradient(to right,transparent,var(--learner-course-soft));--learner-neutral-surface:var(--background)}@supports (color:color-mix(in lab,red,red)){:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-neutral-surface:color-mix(in oklab,var(--background) 97%,var(--foreground) 3%)}}:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-code-surface:var(--muted)}@supports (color:color-mix(in lab,red,red)){:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-code-surface:color-mix(in oklab,var(--muted) 42%,var(--background))}}:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-strong-line:var(--border)}@supports (color:color-mix(in lab,red,red)){:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-strong-line:color-mix(in oklab,var(--border) 70%,transparent)}}:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-deck-surface:linear-gradient(145deg,var(--background),var(--background))}@supports (color:color-mix(in lab,red,red)){:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-deck-surface:linear-gradient(145deg,color-mix(in oklab,var(--background) 97%,var(--foreground) 3%),color-mix(in oklab,var(--background) 92%,var(--foreground) 8%))}}:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-deck-card:var(--background)}@supports (color:color-mix(in lab,red,red)){:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-deck-card:color-mix(in oklab,var(--background) 97%,var(--foreground) 3%)}}:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-info-soft:var(--background)}@supports (color:color-mix(in lab,red,red)){:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-info-soft:color-mix(in oklab,var(--background) 90%,var(--info) 10%)}}:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-info-ink:var(--info-foreground);--learner-success-soft:var(--background)}@supports (color:color-mix(in lab,red,red)){:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-success-soft:color-mix(in oklab,var(--background) 90%,var(--success) 10%)}}:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-success-ink:var(--success-foreground);--learner-warning-soft:var(--background)}@supports (color:color-mix(in lab,red,red)){:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-warning-soft:color-mix(in oklab,var(--background) 90%,var(--warning) 10%)}}:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-warning-ink:var(--warning-foreground);--learner-danger-soft:var(--background)}@supports (color:color-mix(in lab,red,red)){:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-danger-soft:color-mix(in oklab,var(--background) 90%,var(--destructive) 10%)}}:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-danger-ink:var(--destructive-foreground);--learner-callout-info:#4285f4;--learner-callout-neutral:#5f6368;--learner-callout-success:#34a853;--learner-callout-warning:#fbbc04;--learner-callout-danger:#ea4335;--learner-technical-padding:var(--learner-space-3);--learner-technical-toolbar-align:flex-start;--learner-deck-track-gap:var(--learner-space-3);--learner-deck-track-padding:var(--learner-space-2);--learner-deck-item-inline:calc(100cqi - var(--learner-space-4));--learner-deck-slide-min:var(--learner-deck-mobile-min);--learner-deck-card-min-responsive:var(--learner-deck-mobile-min);--learner-deck-item-padding:var(--learner-space-6);--learner-deck-controls-gap:var(--learner-space-2);--learner-deck-controls-padding:var(--learner-space-2);--learner-certificate-ratio:auto;--learner-certificate-gap:var(--learner-space-8);--learner-certificate-padding:var(--learner-space-6);--learner-certificate-brand-align:flex-start;--learner-certificate-cursare-inline:100%;--learner-certificate-details-columns:1fr;--learner-certificate-verification-align:start;--learner-credential-code-background:white;--learner-ink:var(--foreground)}@supports (color:color-mix(in lab,red,red)){:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-ink:color-mix(in oklab,var(--foreground) 90%,transparent)}}:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-subtle:var(--muted-foreground)}@supports (color:color-mix(in lab,red,red)){:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-subtle:color-mix(in oklab,var(--muted-foreground) 92%,transparent)}}:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){color:var(--learner-ink);font-family:var(--learner-font-sans);font-size:var(--learner-ui-size);line-height:var(--learner-ui-line);font-variation-settings:"GEOM" 0}:where([data-learner-width=wide]) :where(.learner-course-shell,.content-editor[data-mode=reader],[data-learner-family]){--learner-measure-prose:var(--learner-measure-wide)}:where([data-learner-text-scale=large]) :where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-body-size:1.125rem;--learner-body-line:1.8rem;--learner-ui-size:1.0625rem;--learner-ui-line:1.5rem;--learner-label-size:.9375rem;--learner-label-line:1.35rem;--learner-meta-size:.875rem;--learner-meta-line:1.25rem}:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]) :where(:not([data-slot])){font-family:inherit}:where(.learner-course-shell,.learner-course-storefront,[data-learner-family]) :where(.content-block-label,.content-block-field-label,.content-code-block-label){letter-spacing:normal;text-transform:none}@media (min-width:360px){:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-page-gutter:1.25rem}}@media (min-width:640px){:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-page-gutter:2rem;--learner-technical-padding:var(--learner-space-4);--learner-technical-toolbar-align:center;--learner-deck-track-gap:var(--learner-space-4);--learner-deck-track-padding:max(calc((var(--learner-space-24) + var(--learner-space-16)) / 2),calc((100cqi - var(--learner-measure-wide)) / 2));--learner-deck-item-inline:min(calc(100cqi - var(--learner-space-24) - var(--learner-space-16)),var(--learner-measure-wide));--learner-deck-slide-min:var(--learner-stage-min);--learner-deck-card-min-responsive:var(--learner-card-min);--learner-deck-item-padding:var(--learner-space-8);--learner-deck-controls-gap:var(--learner-space-3);--learner-deck-controls-padding:0;--learner-certificate-ratio:297/210;--learner-certificate-gap:var(--learner-space-6);--learner-certificate-padding:var(--learner-space-8);--learner-certificate-brand-align:center;--learner-certificate-cursare-inline:auto;--learner-certificate-details-columns:minmax(0,1fr) minmax(0,1fr) auto;--learner-certificate-verification-align:end}}@media (min-width:1024px){:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-page-gutter:3rem}}@media (max-width:30rem){[data-learner-family=practice] .content-question-navigation>[data-slot=button]{flex:1}}:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]) :where(button:not([data-slot]),input:not([data-slot]),textarea:not([data-slot]),select:not([data-slot])){font-family:var(--learner-font-sans);font-size:var(--learner-ui-size);line-height:var(--learner-ui-line)}:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]) :where(button,a,input,select,textarea){touch-action:manipulation}:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]) :where(button:not([data-slot=button]),a:not([data-slot=button]),[role=button],[role=option]){min-block-size:var(--learner-control-hit)}[data-learner-measure=inline]{inline-size:auto}[data-learner-measure=prose]{inline-size:min(100%,var(--learner-measure-prose))}[data-learner-measure=wide]{inline-size:min(100%,var(--learner-measure-wide))}[data-learner-measure=media]{inline-size:min(100%,var(--learner-measure-media))}[data-learner-measure=page]{inline-size:100%}.learner-measure[data-learner-measure=page]{padding-inline:var(--learner-page-gutter)}.learner-component{min-inline-size:0}.learner-component-header{align-items:start;gap:var(--learner-space-3);grid-template-columns:auto minmax(0,1fr) auto;display:grid}.learner-component-heading{gap:var(--learner-space-1);min-inline-size:0;display:grid}.learner-component-icon{place-items:center;margin-block-start:calc((var(--learner-h3-line) - var(--learner-icon-component)) / 2);display:inline-grid}.learner-component-icon,.learner-component-icon>svg{inline-size:var(--learner-icon-component);block-size:var(--learner-icon-component)}.learner-component-icon>svg{stroke-width:var(--learner-icon-stroke)}[data-learner-icon=inline]>svg,svg[data-learner-icon=inline]{inline-size:var(--learner-icon-inline);block-size:var(--learner-icon-inline);stroke-width:var(--learner-icon-stroke)}[data-learner-icon=control]>svg,svg[data-learner-icon=control]{inline-size:var(--learner-icon-control);block-size:var(--learner-icon-control);stroke-width:var(--learner-icon-stroke)}[data-learner-icon=component]>svg,svg[data-learner-icon=component]{inline-size:var(--learner-icon-component);block-size:var(--learner-icon-component);stroke-width:var(--learner-icon-stroke)}[data-learner-icon=hero]>svg,svg[data-learner-icon=hero]{inline-size:var(--learner-icon-hero);block-size:var(--learner-icon-hero);stroke-width:var(--learner-icon-stroke)}.learner-component-title{font-family:var(--learner-font-sans);font-weight:600;font-size:var(--learner-h3-size);line-height:var(--learner-h3-line);overflow-wrap:anywhere}.learner-block-shell{min-inline-size:0;box-shadow:none;background:0 0;border:0;border-radius:0;display:grid;overflow:visible}.learner-block-shell-header{padding:0}.learner-block-shell-body{min-inline-size:0}.learner-component-description{max-inline-size:var(--learner-measure-prose);color:var(--muted-foreground);font-family:var(--learner-font-sans);font-size:var(--learner-ui-size);line-height:var(--learner-ui-line);overflow-wrap:anywhere}.learner-component-metadata,.learner-component-progress-label{color:var(--muted-foreground);font-family:var(--learner-font-sans);font-size:var(--learner-meta-size);line-height:var(--learner-meta-line)}.learner-component-instruction{max-inline-size:var(--learner-measure-prose);color:var(--muted-foreground);font-family:var(--learner-font-sans);font-size:var(--learner-ui-size);line-height:var(--learner-ui-line)}.learner-component-action-row,.learner-component-actions{justify-content:flex-end;align-items:center;gap:var(--learner-space-2);flex-wrap:wrap;display:flex}.learner-component-progress{gap:var(--learner-space-2);display:grid}.learner-component-progress-track{block-size:var(--learner-space-1);border-radius:var(--learner-radius-pill);background:var(--foreground);overflow:hidden}@supports (color:color-mix(in lab,red,red)){.learner-component-progress-track{background:color-mix(in oklab,var(--foreground) 10%,transparent)}}.learner-component-progress-track>span{border-radius:inherit;background:var(--course-accent);block-size:100%;inline-size:100%;transform:scaleX(var(--learner-progress,0));transform-origin:var(--learner-inline-start,left) center;transition:transform var(--learner-motion-trace) var(--learner-motion-ease);display:block}.learner-component-empty,.learner-component-feedback{font-family:var(--learner-font-sans);font-size:var(--learner-ui-size);line-height:var(--learner-ui-line)}[data-learner-theme-role=source-owned] :where(img,svg){filter:none}@media (max-width:40rem){[data-learner-family=practice]>.learner-component-header{grid-template-columns:auto minmax(0,1fr)}[data-learner-family=practice]>.learner-component-header>.learner-component-actions{grid-column:2;justify-content:flex-start}[data-learner-family=practice] .content-question-head{justify-content:flex-start}}}@layer learner-prose{.content-editor[data-mode=reader] .content-prose{color:var(--learner-ink);font-family:var(--learner-font-sans);font-size:var(--learner-body-size);line-height:var(--learner-body-line);outline:none}.content-editor[data-mode=reader] .content-prose>*+*{margin-block-start:var(--learner-space-4)}.content-editor[data-mode=reader] .content-prose>*{margin-block-end:0}.content-editor[data-mode=reader] .content-prose>:where(p,blockquote,ul,ol){font-family:var(--learner-font-prose);font-size:var(--learner-body-size);line-height:var(--learner-body-line)}.content-editor[data-mode=reader] .content-prose::selection{background:var(--foreground)}@supports (color:color-mix(in lab,red,red)){.content-editor[data-mode=reader] .content-prose::selection{background:color-mix(in oklab,var(--foreground) 18%,transparent)}}.content-editor[data-mode=reader] .content-prose ::selection{background:var(--foreground)}@supports (color:color-mix(in lab,red,red)){.content-editor[data-mode=reader] .content-prose ::selection{background:color-mix(in oklab,var(--foreground) 18%,transparent)}}.content-editor[data-mode=reader] .content-prose>:where(h1,h2,h3,h4,h5,h6)+:where(p,ul,ol,blockquote){margin-block-start:var(--learner-space-2)}.content-editor[data-mode=reader] .content-prose>:where(.content-block,.tableWrapper,figure,pre,img){inline-size:100%;max-inline-size:none}.content-editor[data-mode=reader] [data-block-id]{scroll-margin-block-start:var(--learner-anchor-offset,calc(var(--learner-space-24) + var(--learner-space-4)))}.content-editor[data-mode=reader] .content-prose>:where(p,h1,h2,h3,blockquote,ul,ol,[data-type=callout]){inline-size:min(100%,var(--learner-reading-measure,var(--learner-measure-prose)));margin-inline:auto}.content-editor[data-mode=reader] .content-prose :where(h1,h2,h3){color:var(--learner-ink);font-family:var(--learner-font-heading);text-wrap:balance}.content-editor[data-mode=reader] .content-prose :where(a,code:not(pre code),[data-type=mathInline],[data-type=glossaryTerm]){font-size:inherit;line-height:inherit;vertical-align:baseline}.content-editor[data-mode=reader] .content-prose pre,.content-editor[data-mode=reader] .content-prose pre code{font-family:var(--learner-font-mono);font-size:var(--learner-code-size);line-height:var(--learner-code-line)}.content-editor[data-mode=reader] .content-prose a{color:inherit;text-decoration:underline;text-decoration-thickness:var(--learner-line-width);text-underline-offset:var(--learner-space-1)}.content-editor[data-mode=reader] .content-prose a[download]{min-block-size:var(--learner-download-min-block);align-items:center;gap:var(--learner-download-gap);padding:var(--learner-download-padding-block) var(--learner-download-padding-inline);border-radius:var(--learner-download-radius);background:var(--learner-course-hover);font-size:var(--learner-download-size);line-height:var(--learner-download-line);border:0;text-decoration:none;display:inline-flex}.content-editor[data-mode=reader] .content-prose a[download]:before{content:"↓";font:1em/1 system-ui}.content-editor[data-mode=reader] .content-prose mark{border-radius:var(--learner-radius-control);background:var(--learner-mark-background,var(--learner-warning-soft));color:inherit;padding-inline:.12em}.content-prose .content-glossary{position:relative}.content-prose .content-glossary-term{color:inherit;font:inherit;text-underline-offset:var(--learner-space-1);cursor:help;-webkit-text-decoration:underline dotted;text-decoration:underline dotted}.content-prose .content-glossary-definition{z-index:1;inline-size:min(var(--learner-selection-column),var(--learner-overlay-inline));padding:var(--learner-space-3);background:var(--background);color:var(--foreground);border:var(--learner-line-width) solid var(--border);font-size:var(--learner-label-size);overflow-wrap:anywhere;position:absolute;inset-block-start:100%;inset-inline-start:0}.content-prose .content-table-scroll{max-inline-size:100%;overflow-x:auto}.learner-reader-with-shell .content-document-header{display:none}}@layer learner-surfaces{[data-learner-surface]:not([data-learner-visual-owner=host]){box-sizing:border-box}[data-learner-surface=plain]:not([data-learner-visual-owner=host]){box-shadow:none;background:0 0;border:0;border-radius:0}[data-learner-surface=tinted]:not([data-learner-visual-owner=host]){border-radius:var(--learner-radius-surface);background:var(--learner-course-soft);box-shadow:none;border:0}[data-learner-surface=data]:not([data-learner-visual-owner=host]){box-shadow:none;background:0 0;border:0;border-radius:0;overflow:visible}[data-learner-surface=technical]:not([data-learner-visual-owner=host]){border-radius:var(--learner-radius-surface);background:var(--learner-neutral-surface);box-shadow:none;border:0;overflow:auto}[data-learner-surface=media]:not([data-learner-visual-owner=host]){border-radius:var(--learner-radius-media);background:var(--learner-neutral-surface);box-shadow:none;border:0;overflow:clip}[data-learner-surface=media][data-learner-edge=page-start]:not([data-learner-visual-owner=host]){border-start-start-radius:0;border-start-end-radius:0}[data-learner-surface=activity]:not([data-learner-visual-owner=host]){box-shadow:none;background:0 0;border:0;border-radius:0}[data-learner-surface=overlay]:not([data-learner-visual-owner=host]){border:var(--learner-line-width) solid var(--border);border-radius:var(--learner-radius-surface);background:var(--background);box-shadow:var(--learner-elevation-overlay)}[data-learner-containment=none]:not([data-learner-visual-owner=host]){box-shadow:none;background:0 0;border:0;border-radius:0}:where(.learner-course-shell,.learner-course-storefront,[data-learner-family]) :where(button,a,input,select,textarea,[tabindex]):not([data-slot]):focus-visible{outline:var(--learner-focus-width) solid var(--ring);outline-offset:var(--learner-focus-offset)}}@layer learner-motion{:where(.learner-course-shell,.learner-course-storefront,.content-editor[data-mode=reader],[data-learner-family]){--learner-motion-focus:.12s;--learner-motion-reveal:.2s;--learner-motion-trace:.28s;--learner-motion-milestone:.7s;--learner-motion-ease:cubic-bezier(.2,.8,.2,1)}[data-learner-effect=focus]{transition:background-color var(--learner-motion-focus) var(--learner-motion-ease),color var(--learner-motion-focus) var(--learner-motion-ease),outline-color var(--learner-motion-focus) var(--learner-motion-ease)}[data-learner-effect=lift]{box-shadow:var(--learner-elevation-raised);transition:box-shadow var(--learner-motion-reveal) var(--learner-motion-ease)}[data-learner-effect=lift]:where(:hover,:focus-within),[data-learner-effect=lift][data-active=true]{box-shadow:var(--learner-elevation-lift)}[data-learner-effect=reveal]{animation:learner-reveal var(--learner-motion-reveal) var(--learner-motion-ease) both}[data-learner-effect=trace]>[data-learner-trace-segment]{animation:learner-trace var(--learner-motion-trace) var(--learner-motion-ease) both}[data-learner-effect=trace]>[data-learner-trace-segment]:nth-child(2){animation-delay:var(--learner-motion-focus)}[data-learner-effect=trace]>[data-learner-trace-segment]:nth-child(3){animation-delay:var(--learner-motion-reveal)}[data-learner-effect=milestone]{animation:learner-milestone var(--learner-motion-milestone) var(--learner-motion-ease) both}@keyframes learner-reveal{0%{opacity:0;transform:translateY(.5rem)}}@keyframes learner-milestone{0%{opacity:0;transform:translateY(1rem)scale(.985)}70%{opacity:1}}@keyframes learner-trace{0%{opacity:0;transform:scaleX(0)}}@media (prefers-reduced-motion:reduce){[data-learner-effect]{transition:none;animation:learner-fade 80ms linear both;transform:none}@keyframes learner-fade{0%{opacity:0}}}}@layer learner-flow{[data-learner-family=flow]{box-shadow:none;background:0 0;border:0;border-radius:0}[data-learner-family=flow]+[data-learner-family=flow]{margin-block-start:var(--learner-space-6)}[data-learner-component="runtime.aside.steps"] .content-step-content>[data-learner-family=flow]+[data-learner-family=flow]{margin-block-start:var(--learner-space-2)}[data-learner-component="runtime.flow.prose"]{max-inline-size:var(--learner-measure-prose);color:var(--foreground)}p[data-learner-component="runtime.flow.prose"]{font-size:var(--learner-body-size);line-height:var(--learner-body-line)}h1[data-learner-component="runtime.flow.prose"]{font-family:var(--learner-font-heading);font-size:var(--learner-h1-size);line-height:var(--learner-h1-line);letter-spacing:var(--learner-display-tracking)}h2[data-learner-component="runtime.flow.prose"]{font-family:var(--learner-font-heading);font-size:var(--learner-h2-size);line-height:var(--learner-h2-line);letter-spacing:var(--learner-display-tracking)}h3[data-learner-component="runtime.flow.prose"]{font-family:var(--learner-font-heading);font-size:var(--learner-h3-size);line-height:var(--learner-h3-line)}[data-learner-component="runtime.flow.lists"]{font-size:var(--learner-body-size);line-height:var(--learner-body-line);padding-inline-start:var(--learner-space-6)}ul[data-learner-component="runtime.flow.lists"]{list-style:outside}ol[data-learner-component="runtime.flow.lists"]{list-style:decimal}[data-learner-component="runtime.flow.lists"]>li+li{margin-block-start:var(--learner-space-2)}[data-learner-component="runtime.flow.blockquote"]{border-inline-start:calc(var(--learner-line-width) * 2) solid var(--learner-strong-line);color:var(--learner-ink);margin-inline:0;padding-inline-start:var(--learner-blockquote-padding-inline)}@supports (color:color-mix(in lab,red,red)){[data-learner-component="runtime.flow.blockquote"]{color:color-mix(in oklab,var(--learner-ink) 78%,transparent)}}[data-learner-component="runtime.flow.blockquote"]{font-size:var(--learner-body-size);line-height:var(--learner-body-line)}[data-learner-component="runtime.flow.rule"]{block-size:var(--learner-line-width);background:var(--border);border:0}.tableWrapper:has([data-learner-component="runtime.flow.table"]){inline-size:100%;max-inline-size:var(--learner-measure-wide);background:0 0;border:0;border-radius:0;overflow:auto hidden}.content-table-block{inline-size:100%;max-inline-size:var(--learner-measure-wide);margin-inline:0}.content-table-header{margin-block-end:var(--learner-space-4)}.content-table-title{color:var(--foreground);font-family:var(--learner-font-heading);font-size:var(--learner-table-title-size);text-wrap:balance;font-weight:660;line-height:1.35}.content-table-description{color:var(--muted-foreground);font-size:var(--learner-component-copy-size);line-height:var(--learner-component-copy-line);margin-block-start:var(--learner-space-1)}.content-table-scroll{border:var(--learner-line-width) solid var(--border);overflow-x:auto}@supports (color:color-mix(in lab,red,red)){.content-table-scroll{border:var(--learner-line-width) solid color-mix(in oklab,var(--border) 46%,transparent)}}.content-table-scroll{border-radius:var(--learner-radius-control)}[data-learner-component="runtime.flow.table"]{inline-size:100%;min-inline-size:min(100%,var(--learner-table-min));border-collapse:collapse;background:var(--background);table-layout:fixed;font-size:var(--learner-table-size);line-height:var(--learner-table-line);overflow:hidden}[data-learner-component="runtime.flow.table"] :where(th,td){inline-size:var(--learner-table-column-width,auto);min-inline-size:var(--learner-table-cell-min);padding:var(--learner-table-cell-padding-block) var(--learner-table-cell-padding-inline);border:var(--learner-line-width) solid var(--border)}@supports (color:color-mix(in lab,red,red)){[data-learner-component="runtime.flow.table"] :where(th,td){border:var(--learner-line-width) solid color-mix(in oklab,var(--border) 70%,transparent)}}[data-learner-component="runtime.flow.table"] :where(th,td){text-align:start;vertical-align:top;overflow-wrap:anywhere}[data-learner-component="runtime.flow.table"] [data-cell-alignment=center]{text-align:center}[data-learner-component="runtime.flow.table"] [data-cell-alignment=right]{text-align:right}[data-learner-component="runtime.flow.table"] th{background:var(--muted)}@supports (color:color-mix(in lab,red,red)){[data-learner-component="runtime.flow.table"] th{background:color-mix(in oklab,var(--muted) 54%,transparent)}}[data-learner-component="runtime.flow.table"] th{font-weight:660}[data-learner-component="runtime.flow.table"] :where(th,td)>p{min-block-size:var(--learner-table-line);font-size:inherit;line-height:inherit;margin:0}[data-learner-component="runtime.flow.inline"],[data-learner-component="runtime.flow.inline"] :where(code,span,a){font-size:inherit;line-height:inherit;vertical-align:baseline}.content-glossary-term{min-block-size:auto;font:inherit}[data-learner-component="runtime.flow.inline"] .content-glossary-term{box-shadow:none;border-radius:0}[data-learner-component="runtime.flow.inline"] .content-glossary-term:is(:focus-visible,[data-popup-open]){box-shadow:none;text-decoration-line:underline;text-decoration-style:solid;text-decoration-thickness:var(--learner-focus-width);-webkit-text-decoration-color:var(--ring);text-decoration-color:var(--ring);text-underline-offset:var(--learner-focus-offset);border-radius:0;outline:none}}@layer learner-aside{[data-learner-family=aside],[data-learner-family=aside]>.content-block-card{box-shadow:none;background:0 0;border:0;border-radius:0}[data-learner-family=aside]+[data-learner-family=aside]{margin-block-start:var(--learner-space-4)}[data-learner-component="runtime.aside.callout"] .content-callout-surface{box-shadow:none;background:0 0;border:0;border-radius:0;padding:0;display:grid}[data-learner-family=aside][data-learner-component="runtime.aside.callout"]{--callout-accent:var(--learner-callout-neutral);padding:var(--learner-callout-padding-block) var(--learner-callout-padding-inline);border-radius:var(--learner-radius-control);background:var(--callout-accent);border:0;overflow:clip}@supports (color:color-mix(in lab,red,red)){[data-learner-family=aside][data-learner-component="runtime.aside.callout"]{background:color-mix(in oklab,var(--callout-accent) 7%,transparent)}}[data-learner-component="runtime.aside.callout"][data-variant=info]{--callout-accent:var(--learner-callout-info)}[data-learner-component="runtime.aside.callout"][data-variant=success]{--callout-accent:var(--learner-callout-success)}[data-learner-component="runtime.aside.callout"][data-variant=warning]{--callout-accent:var(--learner-callout-warning)}[data-learner-component="runtime.aside.callout"][data-variant=danger]{--callout-accent:var(--learner-callout-danger)}[data-learner-component="runtime.aside.callout"] .content-callout-body{max-inline-size:var(--learner-measure-prose);gap:0;display:grid}[data-learner-component="runtime.aside.callout"] .content-callout-title{font-size:var(--learner-table-title-size);font-weight:650;line-height:var(--learner-component-copy-line)}[data-learner-component="runtime.aside.steps"] .content-step{grid-template-columns:var(--learner-step-marker) minmax(0,1fr);column-gap:var(--learner-step-column-gap);row-gap:var(--learner-step-row-gap);margin-block:var(--learner-step-margin);counter-increment:content-step;align-items:start;padding:0;display:grid;position:relative}[data-learner-component="runtime.aside.steps"] .content-steps-content{counter-reset:content-step;margin-block:0;padding-inline-start:0;list-style:none}[data-learner-component="runtime.aside.steps"] .content-step:before{content:"";z-index:1;inline-size:var(--learner-step-marker);block-size:var(--learner-step-marker);border:var(--learner-line-width) solid var(--border);grid-area:1/1;align-self:center;place-items:center;margin-block-start:0;display:grid;position:relative;inset:auto}@supports (color:color-mix(in lab,red,red)){[data-learner-component="runtime.aside.steps"] .content-step:before{border:var(--learner-line-width) solid color-mix(in oklab,var(--border) 46%,transparent)}}[data-learner-component="runtime.aside.steps"] .content-step:before{border-radius:var(--learner-radius-pill);color:var(--learner-ink);background:0 0}@supports (color:color-mix(in lab,red,red)){[data-learner-component="runtime.aside.steps"] .content-step:before{color:color-mix(in oklab,var(--learner-ink) 64%,transparent)}}[data-learner-component="runtime.aside.steps"] .content-step:before{font-size:var(--learner-step-marker-size);font-variant-numeric:tabular-nums;font-weight:500;line-height:1}[data-learner-component="runtime.aside.steps"] .content-step:after{content:none}[data-learner-component="runtime.aside.steps"] .content-step-content{grid-column:2;min-inline-size:0}[data-learner-component="runtime.aside.steps"] .content-step:last-child{padding-block-end:0}[data-learner-component="runtime.aside.steps"] .content-step:last-child:after{content:none}[data-learner-component="runtime.aside.steps"] .content-step:before{content:counter(content-step)}[data-learner-component="runtime.aside.steps"] .content-step-content{color:var(--muted-foreground);padding-block-start:0}[data-learner-component="runtime.aside.steps"] .content-step-content [data-learner-component="runtime.flow.prose"]{color:var(--muted-foreground)}[data-learner-component="runtime.aside.steps"] .content-step-title{color:var(--foreground);font-size:var(--learner-body-size);font-weight:650;line-height:var(--learner-space-8);margin:0}[data-learner-component="runtime.aside.steps"] .content-step-description{color:var(--muted-foreground);margin-block-start:var(--learner-space-1)}[data-learner-component="runtime.aside.steps"] .content-step-content>:first-child,[data-learner-component="runtime.aside.steps"] .content-step-content>div>:first-child{margin-block-start:0}}@layer learner-technical{.content-editor,[data-learner-family=technical]{--syntax-comment:var(--muted-foreground)}@supports (color:color-mix(in lab,red,red)){.content-editor,[data-learner-family=technical]{--syntax-comment:color-mix(in oklab,var(--muted-foreground) 82%,transparent)}}.content-editor,[data-learner-family=technical]{--syntax-punctuation:var(--foreground)}@supports (color:color-mix(in lab,red,red)){.content-editor,[data-learner-family=technical]{--syntax-punctuation:color-mix(in oklab,var(--foreground) 58%,transparent)}}.content-editor,[data-learner-family=technical]{--syntax-keyword:var(--destructive)}@supports (color:color-mix(in lab,red,red)){.content-editor,[data-learner-family=technical]{--syntax-keyword:color-mix(in oklab,var(--destructive) 24%,var(--foreground))}}.content-editor,[data-learner-family=technical]{--syntax-function:var(--info)}@supports (color:color-mix(in lab,red,red)){.content-editor,[data-learner-family=technical]{--syntax-function:color-mix(in oklab,var(--info) 24%,var(--foreground))}}.content-editor,[data-learner-family=technical]{--syntax-string:var(--success)}@supports (color:color-mix(in lab,red,red)){.content-editor,[data-learner-family=technical]{--syntax-string:color-mix(in oklab,var(--success) 44%,var(--foreground))}}.content-editor,[data-learner-family=technical]{--syntax-number:var(--warning)}@supports (color:color-mix(in lab,red,red)){.content-editor,[data-learner-family=technical]{--syntax-number:color-mix(in oklab,var(--warning) 24%,var(--foreground))}}.content-editor,[data-learner-family=technical]{--syntax-danger:var(--destructive)}@supports (color:color-mix(in lab,red,red)){.content-editor,[data-learner-family=technical]{--syntax-danger:color-mix(in oklab,var(--destructive) 46%,var(--foreground))}}[data-learner-family=technical]{inline-size:100%;min-inline-size:0;max-inline-size:100%;box-shadow:none;font-family:var(--learner-font-sans);font-size:var(--learner-ui-size);line-height:var(--learner-ui-line);background:0 0;border:0;border-radius:0;grid-template-columns:minmax(0,1fr);gap:0;padding:0;display:grid}[data-learner-component="runtime.technical.code-block"]{border:var(--learner-line-width) solid var(--border);border-radius:var(--learner-radius-control);background:var(--learner-code-surface);gap:0;overflow:hidden}[data-learner-family=technical]>*{min-inline-size:0;max-inline-size:100%}.content-prose :is(.token.comment,.token.prolog,.token.doctype,.token.cdata){color:var(--syntax-comment);font-style:italic}.content-prose .token.punctuation,.content-prose :is(.token.operator,.token.entity,.token.url){color:var(--syntax-punctuation)}.content-prose :is(.token.property,.token.tag,.token.constant,.token.symbol,.token.deleted){color:var(--syntax-danger)}.content-prose :is(.token.boolean,.token.number,.token.regex,.token.important,.token.variable){color:var(--syntax-number)}.content-prose :is(.token.selector,.token.attr-name,.token.string,.token.char,.token.builtin,.token.inserted){color:var(--syntax-string)}.content-prose :is(.token.atrule,.token.attr-value,.token.keyword){color:var(--syntax-keyword)}.content-prose :is(.token.function,.token.class-name){color:var(--syntax-function)}.content-prose :is(.token.important,.token.bold){font-weight:700}.content-prose .token.italic{font-style:italic}[data-learner-family=technical]>.content-block-card{box-shadow:none;background:0 0;border:0;border-radius:0}[data-learner-family=technical] .content-code-block-bar{align-items:center;gap:var(--learner-space-2);min-block-size:0;min-inline-size:0;padding:var(--learner-code-header-padding-block) var(--learner-code-header-padding-inline) 0;background:0 0;border:0;display:flex}[data-learner-family=technical] pre{max-inline-size:100%;padding:var(--learner-space-3) 0 0;background:0 0;border:0;margin:0;overflow:auto}[data-learner-component="runtime.technical.code-block"] pre{padding:var(--learner-code-source-padding-top) var(--learner-code-source-padding-inline) var(--learner-code-source-padding-bottom)}[data-learner-family=technical] :where(.content-code-block pre,.content-code-block pre *){font-family:var(--learner-font-mono);font-size:var(--learner-code-size);line-height:var(--learner-code-line)}[data-learner-family=technical] .content-code-block-copy{margin-inline-start:auto}[data-learner-family=technical] .content-code-block-label{align-items:center;gap:var(--learner-space-2);min-inline-size:0;color:var(--muted-foreground);font-family:var(--learner-font-mono);font-size:var(--learner-code-filename-size);font-weight:400;line-height:var(--learner-code-filename-line);letter-spacing:0;text-transform:none;display:inline-flex}[data-learner-family=technical] .content-code-block-label:has(+.content-code-block-language){color:var(--foreground);font-family:var(--learner-font-mono);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}[data-learner-family=technical] .content-code-block-language{display:none}[data-learner-family=technical] .content-code-block-label>svg{inline-size:var(--learner-icon-inline);block-size:var(--learner-icon-inline)}[data-learner-family=technical] :where(.content-math-render){min-block-size:var(--learner-math-min-block);max-inline-size:100%;padding:var(--learner-math-padding-block) var(--learner-math-padding-inline);box-shadow:none;background:0 0;border:0;place-items:center;margin:0;margin-block-start:var(--learner-space-2);display:grid;overflow-x:auto}[data-learner-family=technical] .content-math-render{font-size:var(--learner-h3-size)}}@layer learner-media{.content-cover-media{isolation:isolate;display:block;position:relative;overflow:hidden}.content-cover-media>.content-cover-fallback{background:radial-gradient(60% 90% at 12% 0,#ffffff47,transparent 60%),radial-gradient(50% 80% at 88% 100%,#0000002e,transparent 55%),linear-gradient(120deg,var(--fx-a,var(--primary)),var(--fx-b,var(--muted)) 55%,var(--fx-c,var(--accent)));position:absolute;inset:0}.content-cover-media>img{z-index:1;object-fit:cover;object-position:var(--learner-cover-focal-x,50%) var(--learner-cover-focal-y,50%);width:100%;height:100%;display:block;position:relative}[data-learner-family=media]{gap:var(--learner-space-2);display:grid;position:relative}[data-learner-family=media],[data-learner-family=media]>.content-block-card{box-shadow:none;background:0 0;border:0;border-radius:0}[data-learner-family=media] .learner-component-header{color:var(--learner-subtle);position:static;inset:auto}[data-learner-family=media] .learner-component-title{font-weight:400}[data-learner-family=media] .learner-component-description,[data-learner-family=media] .learner-component-title{color:var(--learner-subtle);font-size:var(--learner-component-copy-size);line-height:var(--learner-component-copy-line)}[data-learner-component="runtime.media.audio"]{gap:var(--learner-space-4);padding:0}[data-learner-component="runtime.media.file"]{margin-block-end:0}.content-file-download{min-block-size:var(--learner-control-hit);align-items:center;gap:var(--learner-space-3);padding-block:var(--learner-space-3);border-block:var(--learner-line-width) solid var(--border);color:var(--foreground);text-decoration:none;display:flex}.content-file-download>span{gap:calc(var(--learner-space-1) / 2);min-inline-size:0;display:grid}.content-file-download strong{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.content-file-download small{color:var(--muted-foreground);font-size:var(--learner-meta-size)}.content-file-download:focus-visible{outline:var(--learner-focus-width) solid var(--ring);outline-offset:var(--learner-focus-offset)}[data-learner-component="runtime.media.audio"] .learner-component-header{position:static;inset:auto}[data-learner-component="runtime.media.image"]{gap:var(--learner-space-3);background:0 0;border-radius:0;display:grid;overflow:visible}[data-learner-component="runtime.media.image"] .learner-component-header{inline-size:var(--learner-image-width,100%);max-inline-size:100%;margin-inline:auto;position:static;inset:auto}[data-learner-component="runtime.media.video"]{background:0 0;border-radius:0;overflow:visible}[data-learner-component="runtime.media.video"] .learner-block-shell-header{position:static;inset:auto}[data-learner-component="runtime.media.video"] .content-video-controlled{position:relative}[data-learner-component="runtime.media.audio"] .content-audio-body{min-inline-size:0;padding:0}[data-learner-component="runtime.media.audio"] .content-audio-player{background:0 0;border:0;border-radius:0;padding:0;display:block}[data-learner-component="runtime.media.audio"] .content-audio-player>audio{inline-size:100%;block-size:var(--learner-audio-block-size);display:block}[data-learner-component="runtime.media.audio"] .content-audio-player>[role=status]{color:var(--muted-foreground);font-size:var(--learner-meta-size);margin-block-start:var(--learner-space-2);display:block}[data-learner-family=media] :where(img,video,iframe){block-size:auto;inline-size:100%;display:block}.content-embed-frame{aspect-ratio:16/9;border-radius:var(--learner-radius-media);border:0}[data-learner-component="runtime.media.image"] .content-image-frame{inline-size:var(--learner-image-width,100%);border-radius:var(--learner-radius-media);max-inline-size:100%;margin-inline:auto;overflow:clip}[data-learner-family=media] :where(.content-video-reader,.content-video-frame){box-shadow:none;background:0 0;border:0;border-radius:0;overflow:clip}[data-learner-component="runtime.media.video"] .content-video-status{z-index:1;min-block-size:0;padding:var(--learner-space-8);background:var(--background);place-items:center;display:grid;position:absolute;inset:0}@supports (color:color-mix(in lab,red,red)){[data-learner-component="runtime.media.video"] .content-video-status{background:color-mix(in oklab,var(--background) 12%,transparent)}}[data-learner-component="runtime.media.video"] .content-video-status{color:var(--muted-foreground)}[data-learner-family=media] :where(.content-video-status.is-error,[role=alert]){background:var(--learner-danger-soft);color:var(--learner-danger-ink)}[data-learner-family=media] .content-audio-body{padding:0}.content-prose .content-media{min-inline-size:0}.content-prose .content-media iframe,.content-prose .content-media img{max-inline-size:100%}.content-prose .content-media img{block-size:auto}.content-prose .content-embed-frame{inline-size:100%;min-block-size:var(--learner-stage-min);border:0}.content-prose .content-media-activate{inline-size:100%;min-block-size:var(--learner-space-24);padding:var(--learner-space-4);background:var(--muted);color:var(--muted-foreground);text-align:center;cursor:pointer;display:block}.content-prose .content-media-activate:focus-visible{outline:var(--learner-focus-width) solid var(--ring);outline-offset:var(--learner-focus-offset)}.content-prose .content-media-source{overflow-wrap:anywhere;display:block}.content-prose .content-render-fallback{color:var(--muted-foreground)}}@layer learner-practice{[data-learner-family=practice]{gap:var(--learner-space-4);inline-size:100%;min-inline-size:0;max-inline-size:100%;font-family:var(--learner-font-sans);font-size:var(--learner-ui-size);line-height:var(--learner-ui-line);grid-template-columns:minmax(0,1fr);padding:0;display:grid}.content-question{gap:var(--learner-space-6);background:0 0}[data-learner-component="runtime.practice.quiz"]>.learner-component-header{border-block-end:var(--learner-line-width) solid var(--border);padding-block-end:var(--learner-space-6)}[data-learner-component="runtime.practice.poll"]{gap:var(--learner-space-2);background:0 0;border-radius:0;padding:0}[data-learner-component="runtime.practice.poll"]>.learner-component-header{gap:var(--learner-space-2);grid-template-columns:minmax(0,1fr) auto}[data-learner-component="runtime.practice.poll"] .learner-component-title{font-size:var(--learner-practice-prompt-size);font-weight:660;line-height:var(--learner-practice-prompt-line)}[data-learner-component="runtime.practice.poll"] .content-poll-card{gap:var(--learner-space-2);padding:0;display:grid}[data-learner-component="runtime.practice.poll"] .content-poll-question-read{color:var(--foreground);margin:0;font-weight:660}[data-learner-component="runtime.practice.poll"] .content-poll-total{color:var(--muted-foreground);font-variant-numeric:tabular-nums;flex:none}[data-learner-component="runtime.practice.poll"] .content-poll-options{gap:var(--learner-space-1);min-inline-size:0;padding:0 0 0 var(--learner-space-8);background:0 0;border-radius:0;grid-template-columns:minmax(0,1fr);display:grid}[data-learner-component="runtime.practice.poll"] .content-poll-choice{inline-size:100%;min-block-size:var(--learner-control-compact);justify-content:flex-start;gap:var(--learner-space-2);padding:var(--learner-space-1) 0;box-shadow:none;text-align:start;white-space:normal;border:0;border-radius:0;margin:0;overflow:hidden;transform:none}[data-learner-component="runtime.practice.poll"] .content-poll-choice-text{overflow-wrap:anywhere;min-inline-size:0}[data-learner-component="runtime.practice.poll"] .content-poll-choice:before{z-index:1;border:var(--learner-line-width) solid var(--muted-foreground);box-shadow:none;flex:none;position:relative}[data-learner-component="runtime.practice.poll"] .content-poll-choice:not(:disabled):hover{box-shadow:none;background:0 0;transform:none}[data-learner-component="runtime.practice.poll"] .content-poll-choice[data-mine]{background:0 0}[data-learner-component="runtime.practice.poll"] .content-poll-choice[data-mine]:before{border:var(--learner-line-width) solid var(--foreground);border-radius:var(--learner-radius-pill);background:var(--learner-choice-selected-marker);box-shadow:none}[data-learner-component="runtime.practice.poll"] .content-poll-pct{font-variant-numeric:tabular-nums;margin-inline-start:auto}[data-learner-component="runtime.practice.poll"] .content-poll-choice:focus-visible{outline:var(--learner-focus-width) solid var(--ring);outline-offset:var(--learner-focus-offset)}[data-learner-component="runtime.practice.poll"] .content-poll-hint{color:var(--muted-foreground);text-align:center;margin:0}[data-learner-family=practice] :where(.content-poll-question-read,.content-poll-choice-text,.content-question-prompt-readonly,.content-question-option-readonly){font-family:var(--learner-font-sans);font-size:var(--learner-body-size);line-height:var(--learner-body-line)}[data-learner-family=practice] :where(.content-poll-hint,.content-question-saved){font-family:var(--learner-font-sans);font-size:var(--learner-ui-size);line-height:var(--learner-ui-line)}[data-learner-family=practice] :where(.content-poll-total,.content-poll-pct,.content-question-summary-inline,.content-question-score){font-family:var(--learner-font-sans);font-size:var(--learner-meta-size);line-height:var(--learner-meta-line)}[data-learner-family=practice] :where(.content-question-card,.content-poll-card,.content-quiz-frame){box-shadow:none;background:0 0;border:0;border-radius:0}[data-learner-component="runtime.practice.quiz"] :where(.content-quiz-frame,.content-question-card,.content-question-list){inline-size:100%;min-inline-size:0}[data-learner-component="runtime.practice.quiz"] .content-question-card{gap:var(--learner-space-6);padding:0;display:grid}[data-learner-component="runtime.practice.quiz"] .content-question-status{align-items:center;gap:var(--learner-space-3);display:inline-flex}[data-learner-component="runtime.practice.quiz"] .content-question-score{align-items:center;gap:var(--learner-space-2);color:var(--foreground);font-variant-numeric:tabular-nums;font-weight:600;display:inline-flex}[data-learner-component="runtime.practice.quiz"] .content-question-score>svg{flex:none}[data-learner-component="runtime.practice.quiz"] .content-question-summary-inline{color:var(--muted-foreground);font-variant-numeric:tabular-nums;flex:none}[data-learner-component="runtime.practice.quiz"] .content-question-progress{inline-size:var(--learner-space-16);block-size:var(--learner-space-1);border-radius:var(--learner-radius-pill);background:var(--learner-course-selected);display:block;overflow:hidden}[data-learner-component="runtime.practice.quiz"] .content-question-progress-value{border-radius:var(--learner-radius-pill);background:var(--foreground);block-size:100%;display:block}[data-learner-component="runtime.practice.quiz"] :where(.content-question-list,.content-question-item,.content-question-options){grid-template-columns:minmax(0,1fr);min-inline-size:0;display:grid}[data-learner-component="runtime.practice.quiz"] .content-question-item{gap:var(--learner-space-3);border:0;margin:0;padding:0}[data-learner-component="runtime.practice.quiz"] .content-question-prompt-row{align-items:flex-start;min-inline-size:0;display:flex}[data-learner-component="runtime.practice.quiz"] .content-question-prompt-readonly{min-inline-size:0;max-inline-size:var(--learner-measure-prose);color:var(--foreground);font-size:var(--learner-practice-prompt-size);line-height:var(--learner-practice-prompt-line);overflow-wrap:anywhere;font-weight:660}[data-learner-component="runtime.practice.quiz"] .content-question-options{gap:var(--learner-space-1);padding:0 0 0 var(--learner-space-8)}[data-learner-component="runtime.practice.quiz"] .content-question-option{align-items:center;gap:var(--learner-space-2);inline-size:100%;padding:var(--learner-space-2);cursor:pointer;border:0;grid-template-columns:auto minmax(0,1fr) auto;display:grid}[data-learner-component="runtime.practice.quiz"] .content-question-option input[type=radio]{inline-size:var(--learner-line-width);block-size:var(--learner-line-width);opacity:0;pointer-events:none;position:absolute}[data-learner-component="runtime.practice.quiz"] .content-question-option:before{border:var(--learner-line-width) solid var(--muted-foreground);background:var(--background)}[data-learner-component="runtime.practice.quiz"] .content-question-option:has(input:focus-visible){outline:var(--learner-focus-width) solid var(--ring);outline-offset:var(--learner-focus-offset)}[data-learner-component="runtime.practice.quiz"] .content-question-option:has(input:checked):before{border:var(--learner-line-width) solid var(--foreground);background:var(--learner-choice-selected-marker)}[data-learner-component="runtime.practice.quiz"] .content-question-option-readonly{overflow-wrap:anywhere;grid-area:1/2;min-inline-size:0}[data-learner-component="runtime.practice.quiz"] .content-question-mark{margin-inline-start:auto}[data-learner-family=practice] .content-question-head{justify-content:flex-end;align-items:center;gap:var(--learner-space-3);border:0;flex-wrap:wrap;min-block-size:0;padding:0;display:inline-flex}[data-learner-family=practice] :where(.content-question-option,.content-poll-choice){min-block-size:var(--learner-control-hit);border-radius:var(--learner-radius-control);transition:background-color var(--learner-motion-focus) var(--learner-motion-ease),color var(--learner-motion-focus) var(--learner-motion-ease),transform var(--learner-motion-focus) var(--learner-motion-ease)}[data-learner-family=practice] .content-poll-choice[aria-pressed=true],[data-learner-family=practice] :where(.content-question-option,.content-poll-choice):hover{background:0 0}[data-learner-family=practice] :where(.content-question-option[data-correct],[data-correct],[data-result=correct]){background:var(--learner-success-soft);color:var(--learner-success-ink)}[data-learner-family=practice] :where(.content-question-option[data-wrong],[data-wrong],[data-result=incorrect]){background:var(--learner-danger-soft);color:var(--learner-danger-ink)}[data-learner-component="runtime.practice.quiz"] :where(.content-question-option[data-correct],.content-question-option[data-wrong]){color:var(--foreground);background:0 0}[data-learner-component="runtime.practice.quiz"] :where(.content-question-option[data-correct],.content-question-option[data-wrong]):before{display:none}[data-learner-component="runtime.practice.quiz"] :where(.content-question-option[data-correct],.content-question-option[data-wrong]) .content-question-mark{grid-area:1/1;margin:0}[data-learner-component="runtime.practice.quiz"] .content-question-option[data-correct] .content-question-mark{color:var(--learner-success-ink)}[data-learner-component="runtime.practice.quiz"] .content-question-option[data-wrong] .content-question-mark{color:var(--learner-danger-ink)}[data-learner-family=practice] .content-question-item+.content-question-item{border-block-start:var(--learner-line-width) solid var(--border)}[data-learner-family=practice] .content-question-progress-value{inline-size:100%;transform:scaleX(var(--learner-question-progress,0));transform-origin:var(--learner-inline-start,left) center;transition:transform var(--learner-motion-reveal) var(--learner-motion-ease)}[data-learner-family=practice] .content-question-navigation{justify-content:space-between;align-items:center;gap:var(--learner-space-3);border:0;margin-block-start:0;padding-block-start:var(--learner-space-4);display:flex}[data-learner-family=practice] .content-question-navigation>:last-child{margin-inline-start:auto}@media (prefers-reduced-motion:reduce){[data-learner-family=practice] .content-question-progress-value{transition:none}}.content-question-guidance{margin-block:var(--learner-space-4);font-size:var(--learner-body-size);line-height:var(--learner-body-line)}.content-question-guidance [data-slot=button],.content-question-guidance p+p{margin-top:var(--learner-space-2)}}@layer learner-navigation{[data-learner-family=navigation]{align-items:center;gap:var(--learner-space-4);margin-block:var(--learner-space-8);grid-template-columns:minmax(0,1fr) auto;padding-block:0;display:grid}[data-learner-component="runtime.navigation.reference"]{max-inline-size:100%;padding-block:0;display:block}[data-learner-component="runtime.navigation.reference"].content-reference-reader{min-block-size:var(--learner-control-hit);padding:var(--learner-space-2) 0;border-radius:var(--learner-radius-control);color:inherit;box-shadow:none;border:0;margin-inline:auto;text-decoration:none;display:block}[data-learner-component="runtime.navigation.reference"] .content-reference-trailing{inline-size:var(--learner-control-hit);block-size:var(--learner-control-hit);color:var(--muted-foreground);place-items:center;display:inline-grid}[data-learner-component="runtime.navigation.reference"] .content-reference-trailing svg{inline-size:var(--learner-icon-component);block-size:var(--learner-icon-component);stroke-width:var(--learner-icon-stroke)}[data-learner-component="runtime.navigation.reference"] .content-reference-meta{color:var(--muted-foreground);font-size:var(--learner-meta-size);line-height:var(--learner-meta-line);margin:0}[data-learner-component="runtime.navigation.reference"] .content-reference-header{grid-template-columns:minmax(0,1fr) auto;align-items:start}[data-learner-component="runtime.navigation.reference"] .content-reference-header .learner-component-actions{align-self:center}[data-learner-component="runtime.navigation.reference"] .content-reference-meta{align-items:center;gap:var(--learner-space-2);min-inline-size:0;display:flex}[data-learner-component="runtime.navigation.reference"] .content-reference-slug{text-overflow:ellipsis;white-space:nowrap;min-inline-size:0;overflow:hidden}[data-learner-component="runtime.navigation.reference"] .content-reference-release{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}[data-learner-component="runtime.navigation.reference"].content-reference-reader[data-done]{background:0 0}[data-learner-component="runtime.navigation.reference"].content-reference-reader[data-disabled]{opacity:.64;background:0 0}[data-learner-component="runtime.navigation.reference"] .content-reference-done{color:var(--learner-success-ink)}.learner-continue:not([data-course-complete=true]){border-radius:var(--learner-radius-surface);background:var(--learner-course-soft)}}@layer learner-enrollment{[data-learner-component=blocks\.intake-fields]{gap:var(--learner-space-6);display:grid}[data-learner-component=blocks\.intake-form-header]{gap:0}[data-learner-component=blocks\.intake-form-header] .intake-form-title{font-size:var(--learner-ui-size);line-height:var(--learner-ui-line)}[data-learner-component=blocks\.intake-form-header] .intake-form-description{font-size:var(--learner-label-size);line-height:var(--learner-label-line)}[data-learner-family=enrollment] [data-primary-action=true]{min-block-size:var(--learner-control-hit)}.learner-enroll-controls{border-radius:var(--learner-radius-surface);background:var(--learner-course-soft)}.learner-checkout-notice,.learner-enroll-consent,.learner-enroll-status{border-radius:var(--learner-radius-control);background:var(--learner-course-soft)}.learner-enroll-status{padding:var(--learner-space-4)}.learner-offer-picker{padding:var(--learner-space-1);flex-direction:column;gap:0;display:flex}[data-learner-component=web\.enroll-controls][data-enroll-variant=sidebar]{gap:var(--learner-space-3)}.learner-enroll-copy{gap:var(--learner-space-1)}.learner-enroll-access,.learner-enroll-capacity,.learner-enroll-message{font-size:var(--learner-label-size);line-height:var(--learner-label-line)}.learner-enroll-capacity{color:var(--muted-foreground)}.learner-cohort-picker{inline-size:auto;display:block}}@layer learner-engagement{[data-learner-family=engagement]:not([data-learner-measure=inline]){gap:var(--learner-space-6);display:grid}[data-learner-component=web\.rating-social-proof]{gap:var(--learner-space-2)}.learner-review-section{border-block-start:var(--learner-line-width) solid var(--border)}.learner-share-dialog{inline-size:min(var(--learner-overlay-inline),calc(var(--learner-space-24) * 3));border-radius:var(--learner-radius-surface)}.learner-share-dialog [data-slot=popover-viewport]{--viewport-inline-padding:var(--learner-space-2);padding-block:var(--learner-space-2)}.learner-share-copy,.learner-share-target{min-block-size:var(--learner-control-hit)}.learner-share-target{min-inline-size:0;border-radius:var(--learner-radius-control);color:var(--muted-foreground);background:0 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