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minmax(0,1fr)}.lg\:grid-cols-\[minmax\(16rem\,0\.8fr\)_minmax\(0\,1\.2fr\)\]{grid-template-columns:minmax(16rem,.8fr) minmax(0,1.2fr)}.lg\:flex-col{flex-direction:column}.lg\:flex-row{flex-direction:row}.lg\:items-center{align-items:center}.lg\:items-start{align-items:flex-start}.lg\:justify-between{justify-content:space-between}.lg\:justify-center{justify-content:center}.lg\:justify-end{justify-content:flex-end}.lg\:gap-0{gap:0}.lg\:gap-1{gap:var(--spacing)}.lg\:self-center{align-self:center}.lg\:p-0{padding:0}.lg\:px-0{padding-inline:0}.lg\:px-3{padding-inline:calc(var(--spacing) * 3)}.lg\:px-6{padding-inline:calc(var(--spacing) * 6)}.lg\:px-10{padding-inline:calc(var(--spacing) * 10)}.lg\:py-6{padding-block:calc(var(--spacing) * 6)}.lg\:text-xs{font-size:var(--text-xs);line-height:var(--tw-leading,var(--text-xs--line-height))}.lg\:opacity-100{opacity:1}}@media (min-width:1280px){.xl\:sticky{position:sticky}.xl\:top-0{top:0}.xl\:flex{display:flex}.xl\:hidden{display:none}.xl\:inline-flex{display:inline-flex}.xl\:h-\(--authoring-workspace-body-height\){height:var(--authoring-workspace-body-height)}.xl\:h-auto{height:auto}.xl\:h-full{height:100%}.xl\:min-h-0{min-height:0}.xl\:w-auto{width:auto}.xl\:flex-1{flex:1}.xl\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.xl\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.xl\:grid-cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}.xl\:grid-cols-5{grid-template-columns:repeat(5,minmax(0,1fr))}.xl\:grid-cols-6{grid-template-columns:repeat(6,minmax(0,1fr))}.xl\:grid-cols-7{grid-template-columns:repeat(7,minmax(0,1fr))}.xl\:grid-cols-\[18rem_minmax\(0\,1fr\)_22rem\]{grid-template-columns:18rem minmax(0,1fr) 22rem}.xl\:grid-cols-\[auto_auto_1fr\]{grid-template-columns:auto auto 1fr}.xl\:grid-cols-\[minmax\(0\,1fr\)_22rem\]{grid-template-columns:minmax(0,1fr) 22rem}.xl\:grid-cols-\[minmax\(18rem\,28rem\)_minmax\(0\,1fr\)\]{grid-template-columns:minmax(18rem,28rem) minmax(0,1fr)}.xl\:grid-rows-none{grid-template-rows:none}.xl\:flex-row{flex-direction:row}.xl\:items-center{align-items:center}.xl\:items-start{align-items:flex-start}.xl\:justify-between{justify-content:space-between}.xl\:gap-x-40{column-gap:calc(var(--spacing) * 40)}.xl\:overflow-hidden{overflow:hidden}}@media (min-width:1536px){.\32 xl\:ml-\(--author-sidebar-collapsed-width\){margin-left:var(--author-sidebar-collapsed-width)}.\32 xl\:ml-\(--author-sidebar-width\){margin-left:var(--author-sidebar-width)}.\32 xl\:inline-flex{display:inline-flex}.\32 xl\:w-\(--author-sidebar-collapsed-width\){width:var(--author-sidebar-collapsed-width)}.\32 xl\:w-\(--author-sidebar-width\){width:var(--author-sidebar-width)}.\32 xl\:flex-none{flex:none}}@container lesson-player-footer not (min-width:540px){.\@max-\[540px\]\/lesson-player-footer\:px-3{padding-inline:calc(var(--spacing) * 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::selection{background-color:var(--muted-foreground)}@supports (color:color-mix(in lab, red, red)){.\[\&_\*\:\:selection\]\:bg-muted-foreground\/25 ::selection{background-color:color-mix(in oklab, var(--muted-foreground) 25%, transparent)}}.\[\&_\*\:\:selection\]\:text-inherit ::selection{color:inherit}.\[\&_\.ProseMirror\]\:min-h-full .ProseMirror{min-height:100%}.\[\&_\.ProseMirror\]\:border-primary .ProseMirror{border-color:var(--primary)}.\[\&_\.ProseMirror\]\:bg-primary-light .ProseMirror{background-color:var(--primary-light)}.\[\&_\.ProseMirror\]\:px-8 .ProseMirror{padding-inline:calc(var(--spacing) * 8)}.\[\&_\.ProseMirror\]\:py-8 .ProseMirror{padding-block:calc(var(--spacing) * 8)}.\[\&_\.ProseMirror\]\:text-sm .ProseMirror{font-size:var(--text-sm);line-height:var(--tw-leading,var(--text-sm--line-height))}.\[\&_\.ProseMirror\]\:leading-7 .ProseMirror{--tw-leading:calc(var(--spacing) * 7);line-height:calc(var(--spacing) * 7)}.\[\&_\.ProseMirror\]\:text-foreground\/85 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aside[data-callout-tone]{border-color:var(--border)}.\[\&_\.ProseMirror_aside\[data-callout-tone\]\]\:bg-card .ProseMirror aside[data-callout-tone]{background-color:var(--card)}.\[\&_\.ProseMirror_aside\[data-callout-tone\]\]\:px-4 .ProseMirror aside[data-callout-tone]{padding-inline:calc(var(--spacing) * 4)}.\[\&_\.ProseMirror_aside\[data-callout-tone\]\]\:py-3 .ProseMirror aside[data-callout-tone]{padding-block:calc(var(--spacing) * 3)}.\[\&_\.ProseMirror_aside\[data-callout-tone\]_p\]\:mt-0 .ProseMirror aside[data-callout-tone] p{margin-top:0}.\[\&_\.ProseMirror_blockquote\]\:mt-4 .ProseMirror blockquote{margin-top:calc(var(--spacing) * 4)}.\[\&_\.ProseMirror_blockquote\]\:rounded-lg .ProseMirror blockquote{border-radius:var(--radius)}.\[\&_\.ProseMirror_blockquote\]\:border .ProseMirror blockquote{border-style:var(--tw-border-style);border-width:1px}.\[\&_\.ProseMirror_blockquote\]\:border-border .ProseMirror blockquote{border-color:var(--border)}.\[\&_\.ProseMirror_blockquote\]\:bg-card .ProseMirror blockquote{background-color:var(--card)}.\[\&_\.ProseMirror_blockquote\]\:px-4 .ProseMirror blockquote{padding-inline:calc(var(--spacing) * 4)}.\[\&_\.ProseMirror_blockquote\]\:py-3 .ProseMirror blockquote{padding-block:calc(var(--spacing) * 3)}.\[\&_\.ProseMirror_blockquote\]\:font-semibold .ProseMirror blockquote{--tw-font-weight:var(--font-weight-semibold);font-weight:var(--font-weight-semibold)}.\[\&_\.ProseMirror_blockquote_p\]\:mt-0 .ProseMirror blockquote p{margin-top:0}.\[\&_\.ProseMirror_figcaption\]\:mt-2 .ProseMirror figcaption{margin-top:calc(var(--spacing) * 2)}.\[\&_\.ProseMirror_figcaption\]\:text-xs .ProseMirror figcaption{font-size:var(--text-xs);line-height:var(--tw-leading,var(--text-xs--line-height))}.\[\&_\.ProseMirror_figcaption\]\:text-muted-foreground .ProseMirror figcaption{color:var(--muted-foreground)}.\[\&_\.ProseMirror_figure\[data-material-content-image\]\]\:mt-4 .ProseMirror figure[data-material-content-image]{margin-top:calc(var(--spacing) * 4)}.\[\&_\.ProseMirror_figure\[data-material-content-image\]\]\:rounded-lg .ProseMirror figure[data-material-content-image]{border-radius:var(--radius)}.\[\&_\.ProseMirror_figure\[data-material-content-image\]\]\:border .ProseMirror figure[data-material-content-image]{border-style:var(--tw-border-style);border-width:1px}.\[\&_\.ProseMirror_figure\[data-material-content-image\]\]\:border-border .ProseMirror figure[data-material-content-image]{border-color:var(--border)}.\[\&_\.ProseMirror_figure\[data-material-content-image\]\]\:bg-muted\/40 .ProseMirror figure[data-material-content-image]{background-color:var(--muted)}@supports (color:color-mix(in lab, red, red)){.\[\&_\.ProseMirror_figure\[data-material-content-image\]\]\:bg-muted\/40 .ProseMirror figure[data-material-content-image]{background-color:color-mix(in oklab, var(--muted) 40%, transparent)}}.\[\&_\.ProseMirror_figure\[data-material-content-image\]\]\:p-4 .ProseMirror figure[data-material-content-image]{padding:calc(var(--spacing) * 4)}.\[\&_\.ProseMirror_figure\[data-material-content-image\]_img\]\:max-h-80 .ProseMirror figure[data-material-content-image] img{max-height:calc(var(--spacing) * 80)}.\[\&_\.ProseMirror_figure\[data-material-content-image\]_img\]\:max-h-\[32rem\] .ProseMirror figure[data-material-content-image] img{max-height:32rem}.\[\&_\.ProseMirror_figure\[data-material-content-image\]_img\]\:w-full .ProseMirror figure[data-material-content-image] img{width:100%}.\[\&_\.ProseMirror_figure\[data-material-content-image\]_img\]\:rounded-md .ProseMirror figure[data-material-content-image] img{border-radius:calc(var(--radius) * .8)}.\[\&_\.ProseMirror_figure\[data-material-content-image\]_img\]\:object-contain .ProseMirror figure[data-material-content-image] img{object-fit:contain}.\[\&_\.ProseMirror_h2\]\:mt-8 .ProseMirror 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