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var(--density-type-scale,1));color:var(--color-ink-muted);flex-wrap:wrap;display:flex}.course-mention:before{content:"";background:var(--course-accent,var(--color-action));border-radius:50%;align-self:center;block-size:.55em;inline-size:.55em}.course-mention>a{color:var(--course-accent-ink,var(--color-link))}.continue-panel{gap:var(--space-xs);padding:var(--space-lg);background:var(--color-raised);border:1px solid var(--color-rule-strong);border-radius:var(--radius-surface);display:grid}.continue-panel__context{align-items:center;gap:var(--space-2xs);margin-block:0 var(--space-2xs);font-family:var(--font-ui);font-size:calc(.79rem * var(--density-type-scale,1));text-transform:uppercase;letter-spacing:.06em;color:var(--color-ink-subtle);margin:0;font-weight:600;display:flex}.continue-panel__target{font-family:var(--font-ui);font-size:calc(1.424rem * var(--density-type-scale,1));color:var(--color-ink);margin:0;font-weight:600}.continue-panel__actions{gap:var(--space-xs);flex-wrap:wrap;margin-block-start:var(--space-2xs);display:flex}.course-route{margin:0;padding:0;list-style:none}.route-module{grid-template-columns:var(--spine-column) minmax(0, 1fr);column-gap:var(--space-sm);padding-block-end:var(--space-2xl);display:grid;position:relative}.route-module:before{content:"";inset-block:calc(calc(var(--space-sm) + calc(calc(.79rem * var(--density-type-scale,1)) * 1.3)) + var(--space-2xs)) var(--space-2xs);background:var(--color-rule);inline-size:1px;position:absolute;inset-inline-start:calc((var(--spine-column) - 1px) / 2)}.route-module:last-child:before{block-size:0;inset-block-end:auto}.route-module__number{z-index:1;inline-size:var(--spine-column);padding-block:var(--space-sm) 0;line-height:calc(calc(.79rem * var(--density-type-scale,1)) * 1.3);font-family:var(--font-ui);font-size:calc(1.125rem * var(--density-type-scale,1));font-variant-numeric:tabular-nums;color:var(--course-accent-ink,var(--color-ink-subtle));background:var(--color-ground);grid-column:1;justify-content:center;align-self:start;align-items:center;font-weight:600;display:flex;position:relative}.route-module__body{grid-column:2;min-width:0}.route-module__title{margin:0 0 var(--space-2xs);padding-block:var(--space-sm) 0;font-family:var(--font-ui);font-size:calc(.79rem * var(--density-type-scale,1));text-transform:uppercase;letter-spacing:.08em;color:var(--color-ink);font-weight:600;line-height:1.3}.route-module__description{margin:0 0 var(--space-sm);max-width:76ch;font-family:var(--font-ui);font-size:calc(.889rem * var(--density-type-scale,1));color:var(--color-ink-muted);line-height:1.45}.route-lessons{counter-reset:placement;margin:0;padding:0;list-style:none}.route-lesson{border-block-end:1px solid var(--color-rule);transition-property:background-color;transition-duration:.2s;transition-timing-function:cubic-bezier(.2,0,.38,1)}@media (prefers-reduced-motion:reduce){.route-lesson{transition-duration:1ms}}.route-lesson:first-child{border-block-start:1px solid var(--color-rule)}.route-lesson:hover{background:var(--color-sunken)}.route-lesson:focus-within{outline:3px solid var(--color-focus);outline-offset:-1px}.route-lesson{padding-inline:var(--space-md);align-items:flex-start;gap:var(--space-sm);counter-increment:placement;min-height:var(--control-height);padding-block:var(--space-xs);display:flex;position:relative}.route-lesson[data-position=current]{background:var(--course-accent-soft,var(--color-sunken))}.route-lesson[data-position=current] .route-lesson__link{color:var(--color-ink);font-weight:600}.route-lesson__index{inline-size:max(1rem, 1.5rem * var(--density-component-scale,1));font-family:var(--font-ui);font-size:calc(.889rem * var(--density-type-scale,1));font-variant-numeric:tabular-nums;color:var(--color-ink-subtle);text-align:end;flex:none;line-height:24px}.route-lesson__body{flex:auto;min-width:0}.route-lesson__heading{align-items:baseline;gap:var(--space-2xs) var(--space-sm);display:flex;position:relative}.route-lesson__link{min-height:24px;font-family:var(--font-ui);font-size:calc(.889rem * var(--density-type-scale,1));color:var(--color-ink);flex:12rem;align-items:center;text-decoration:none;display:flex}.route-lesson__link:visited{color:var(--color-ink)}.route-lesson__link:hover{text-decoration:underline}.route-lesson__link:after{content:"";position:absolute;inset:0}.route-lesson__link:focus-visible{outline:none}.route-lesson__outcomes{gap:var(--space-3xs);margin:var(--space-3xs) 0 var(--space-2xs);max-width:76ch;color:var(--color-ink-muted);padding-inline-start:max(.9rem, 1.15rem * var(--density-component-scale,1));display:grid}.route-lesson__outcome{font-family:var(--font-ui);font-size:calc(.79rem * var(--density-type-scale,1));padding-inline-start:var(--space-3xs);line-height:1.45}.route-lesson__outcome::marker{color:var(--color-ink-subtle)}.route-lesson__outcome>:first-child{margin-block-start:0}.route-lesson__outcome>:last-child{margin-block-end:0}.status-mark{align-items:baseline;gap:var(--space-2xs);font-family:var(--font-ui);font-size:calc(.889rem * var(--density-type-scale,1));color:var(--color-ink-subtle);white-space:nowrap;display:inline-flex}.status-mark:empty{display:none}.status-mark:before{content:"";border:2px solid;border-radius:50%;block-size:.7em;inline-size:.7em;display:inline-block;transform:translateY(-.05em)}.status-mark[data-status=complete]{color:var(--color-text-check)}.status-mark[data-status=complete]:before{background:currentColor;border-radius:50%}.status-mark[data-status=current]{color:var(--color-text-definition);font-weight:500}.status-mark[data-status=current]:before{background:currentColor}.status-mark[data-status=due]{color:var(--color-text-caution)}.status-mark[data-status=due]:before{background:currentColor}.status-mark[data-status=attention]{color:var(--color-text-misconception)}.status-mark[data-status=optional]{color:var(--color-ink-subtle);font-size:calc(.79rem * var(--density-type-scale,1))}.status-mark[data-status=optional]:before{display:none}.progress-state{gap:var(--space-xs);font-family:var(--font-ui);display:grid}.progress-state__headline{font-size:calc(1.125rem * var(--density-type-scale,1));color:var(--color-ink);font-variant-numeric:tabular-nums;margin:0;font-weight:600}.progress-bar{block-size:max(4px, 6px * var(--density-component-scale,1));background:var(--color-rule);border-radius:999px;overflow:hidden}.progress-bar__fill{background:var(--course-accent,var(--color-action));border-radius:999px;block-size:100%;inline-size:0;display:block}.progress-facts{gap:var(--space-2xs) var(--space-lg);font-size:calc(.889rem * var(--density-type-scale,1));color:var(--color-ink-muted);flex-wrap:wrap;margin:0;display:flex}.progress-facts>div{gap:var(--space-2xs);display:flex}.progress-facts__value{color:var(--color-ink);font-variant-numeric:tabular-nums;font-weight:600}.next-step{border-block-start:2px solid var(--color-rule-strong);gap:var(--space-xs);margin-block-start:var(--space-3xl);padding-block-start:var(--space-md);display:grid}.next-step__label{align-items:center;gap:var(--space-2xs);margin-block:0 var(--space-2xs);font-family:var(--font-ui);font-size:calc(.79rem * var(--density-type-scale,1));text-transform:uppercase;letter-spacing:.06em;color:var(--color-ink-subtle);margin:0;font-weight:600;display:flex}.next-step__primary{font-family:var(--font-ui);font-size:calc(1.266rem * var(--density-type-scale,1));color:var(--color-ink);margin:0;font-weight:600}.next-step__detail{font-family:var(--font-ui);font-size:calc(.889rem * var(--density-type-scale,1));color:var(--color-ink-muted);margin:0}.next-step__actions{gap:var(--space-xs);flex-wrap:wrap;margin-block-start:var(--space-2xs);display:flex}.next-step__secondary{gap:var(--space-xs) var(--space-md);font-family:var(--font-ui);font-size:calc(.889rem * var(--density-type-scale,1));flex-wrap:wrap;margin-block-start:var(--space-xs);display:flex}.lesson-position{font-family:var(--font-ui);font-size:calc(.889rem * var(--density-type-scale,1));color:var(--course-accent-ink,var(--color-ink-subtle));margin-block-end:var(--space-2xs)}.course-reference::marker{color:var(--course-accent,var(--color-ink-subtle))}.course-reference>a{color:var(--course-accent-ink,var(--color-link))}.lesson-nav{gap:var(--space-md);border-block-start:1px solid var(--color-rule);margin-block-start:var(--space-3xl);padding-block-start:var(--space-md);display:grid}@media (width>=48rem){.lesson-nav{gap:var(--space-xl);grid-template-columns:1fr 1fr}}.lesson-nav__link:focus-visible{outline:3px solid var(--color-focus);outline-offset:2px;border-radius:var(--radius-control)}.lesson-nav__link:focus:not(:focus-visible){outline:none}.lesson-nav__link{gap:var(--space-3xs);padding-block:var(--space-2xs);min-height:var(--control-height);align-content:center;text-decoration:none;display:grid}.lesson-nav__link[data-direction=next]{text-align:end}.lesson-nav__link[data-direction=next]:only-child{grid-column:2}.lesson-nav__link:hover .lesson-nav__title{text-decoration:underline}.lesson-nav__direction{align-items:center;gap:var(--space-2xs);font-family:var(--font-ui);font-size:calc(.79rem * var(--density-type-scale,1));text-transform:uppercase;letter-spacing:.08em;color:var(--color-ink-subtle);font-weight:600;display:flex}.lesson-nav__link[data-direction=next] .lesson-nav__direction{justify-content:flex-end}.lesson-nav__title{font-family:var(--font-ui);font-size:calc(1.125rem * var(--density-type-scale,1));color:var(--color-ink);font-weight:500}.lesson-nav__module{font-family:var(--font-ui);font-size:calc(.889rem * var(--density-type-scale,1));color:var(--color-ink-muted)}.course-aside{gap:var(--space-md);font-family:var(--font-ui);display:grid}@media (width>=68rem){.course-aside{max-block-size:calc(100vh - var(--space-3xl) - var(--space-xl));overscroll-behavior-y:contain;overflow-y:auto}}.course-aside__title{align-items:center;gap:var(--space-2xs);margin-block:0 var(--space-2xs);font-family:var(--font-ui);font-size:calc(.79rem * var(--density-type-scale,1));text-transform:uppercase;letter-spacing:.06em;color:var(--color-ink-subtle);margin:0;font-weight:600;display:flex}.course-aside__group{gap:0;margin:0;padding:0;list-style:none;display:grid}.course-aside__row{border-block-end:1px solid var(--color-rule);transition-property:background-color;transition-duration:.2s;transition-timing-function:cubic-bezier(.2,0,.38,1)}@media (prefers-reduced-motion:reduce){.course-aside__row{transition-duration:1ms}}.course-aside__row:first-child{border-block-start:1px solid var(--color-rule)}.course-aside__row:hover{background:var(--color-sunken)}.course-aside__row:focus-within{outline:3px solid var(--color-focus);outline-offset:-1px}.course-aside__row{min-height:24px;padding-block:var(--space-3xs);align-items:center;display:flex}.course-aside__row>a{min-height:24px;font-size:calc(.889rem * var(--density-type-scale,1));color:var(--color-ink-muted);align-items:center;text-decoration:none;display:flex}.course-aside__row>a:visited{color:var(--color-ink-muted)}.course-aside__row>a:hover{color:var(--color-ink);text-decoration:underline}.course-aside__row[data-position=current]>a{color:var(--color-ink);font-weight:600}.queue{gap:0;margin:0;padding:0;list-style:none;display:grid}.queue__row{border-block-end:1px solid var(--color-rule);transition-property:background-color;transition-duration:.2s;transition-timing-function:cubic-bezier(.2,0,.38,1)}@media (prefers-reduced-motion:reduce){.queue__row{transition-duration:1ms}}.queue__row:first-child{border-block-start:1px solid var(--color-rule)}.queue__row:hover{background:var(--color-sunken)}.queue__row:focus-within{outline:3px solid var(--color-focus);outline-offset:-1px}.queue__row{padding-inline:var(--space-md);align-items:baseline;gap:var(--space-2xs) var(--space-md);min-height:var(--control-height);padding-block:var(--space-sm);flex-wrap:wrap;display:flex;position:relative}.queue__title{font-family:var(--font-ui);font-size:calc(.889rem * var(--density-type-scale,1));color:var(--color-ink);flex:14rem;font-weight:500}.queue__title>a{color:var(--color-ink);text-decoration:none}.queue__title>a:visited{color:var(--color-ink)}.queue__title>a:hover{text-decoration:underline}.queue__title>a:after{content:"";position:absolute;inset:0}.queue__title>a:focus-visible{outline:none}.queue__reason{font-family:var(--font-ui);font-size:calc(.889rem * var(--density-type-scale,1));color:var(--color-ink-muted);flex:100%;margin:0}.queue__count{font-family:var(--font-ui);font-size:calc(.889rem * var(--density-type-scale,1));font-variant-numeric:tabular-nums;color:var(--color-ink-subtle);flex:none}.queue-band{margin-block-start:var(--space-xl)}.queue-band>h2{align-items:center;gap:var(--space-2xs);margin-block:0 var(--space-2xs);font-family:var(--font-ui);font-size:calc(.79rem * var(--density-type-scale,1));text-transform:uppercase;letter-spacing:.06em;color:var(--color-ink-subtle);margin-block:0 var(--space-2xs);font-weight:600;display:flex}.collection-grid{gap:var(--space-lg);grid-template-columns:1fr;display:grid}@media (width>=48rem){.collection-grid{grid-template-columns:repeat(auto-fit,minmax(18rem,1fr))}}.practice-collection{gap:var(--space-2xs);border-block-start:2px solid var(--color-rule-strong);padding-block-start:var(--space-sm);display:grid;position:relative}.practice-collection:hover .practice-collection__title>a{text-decoration:underline}.practice-collection:focus-within{outline:3px solid var(--color-focus);outline-offset:4px}.practice-collection__purpose{align-items:center;gap:var(--space-2xs);margin-block:0 var(--space-2xs);font-family:var(--font-ui);font-size:calc(.79rem * var(--density-type-scale,1));text-transform:uppercase;letter-spacing:.06em;color:var(--color-ink-subtle);margin:0;font-weight:600;display:flex}.practice-collection__title{font-family:var(--font-ui);font-size:calc(1.125rem * var(--density-type-scale,1));margin:0;font-weight:600}.practice-collection__title>a{color:var(--color-ink);text-decoration:none}.practice-collection__title>a:visited{color:var(--color-ink)}.practice-collection__title>a:after{content:"";position:absolute;inset:0}.practice-collection__title>a:focus-visible{outline:none}.practice-collection__meta{gap:var(--space-2xs) var(--space-sm);font-family:var(--font-ui);font-size:calc(.889rem * var(--density-type-scale,1));color:var(--color-ink-subtle);flex-wrap:wrap;margin:0;display:flex}.reference-index{gap:0;margin:0;padding:0;list-style:none;display:grid}.reference-row{border-block-end:1px solid var(--color-rule);transition-property:background-color;transition-duration:.2s;transition-timing-function:cubic-bezier(.2,0,.38,1)}@media (prefers-reduced-motion:reduce){.reference-row{transition-duration:1ms}}.reference-row:first-child{border-block-start:1px solid var(--color-rule)}.reference-row:hover{background:var(--color-sunken)}.reference-row:focus-within{outline:3px solid var(--color-focus);outline-offset:-1px}.reference-row{padding-inline:var(--space-md);gap:var(--space-3xs) var(--space-lg);padding-block:var(--space-sm);grid-template-columns:1fr;scroll-margin-block-start:var(--space-3xl);display:grid;position:relative}@media (width>=48rem){.reference-row{grid-template-columns:minmax(12rem,22ch) minmax(0,1fr);align-items:baseline}}.reference-row__term{font-family:var(--font-ui);font-size:calc(.889rem * var(--density-type-scale,1));font-weight:600}.reference-row__term>a{color:var(--color-ink);text-decoration:none}.reference-row__term>a:visited{color:var(--color-ink)}.reference-row__term>a:hover{text-decoration:underline}.reference-row__term>a:after{content:"";position:absolute;inset:0}.reference-row__term>a:focus-visible{outline:none}.reference-row:target{background:var(--color-sunken)}.reference-row__body{gap:var(--space-2xs);min-inline-size:0;display:grid}.reference-row__summary{max-width:64ch;font-family:var(--font-ui);font-size:calc(.889rem * var(--density-type-scale,1));color:var(--color-ink-muted);margin:0;line-height:1.45}.connections{font-family:var(--font-ui);font-size:calc(.79rem * var(--density-type-scale,1));color:var(--color-ink-subtle);line-height:1.45}.connections__summary:focus-visible{outline:3px solid var(--color-focus);outline-offset:2px;border-radius:var(--radius-control)}.connections__summary:focus:not(:focus-visible){outline:none}.connections__summary{align-items:center;gap:var(--space-3xs);cursor:pointer;color:var(--color-ink-muted);list-style:none;display:inline-flex}.connections__summary::-webkit-details-marker{display:none}.connections__summary:before{content:"";inline-size:max(10px, .75rem * var(--density-component-scale,1));block-size:max(10px, .75rem * var(--density-component-scale,1));mask:var(--icon-chevron-right) no-repeat center/contain;-webkit-mask:var(--icon-chevron-right) no-repeat center/contain;background:currentColor;flex-shrink:0;transition-property:transform;transition-duration:.12s;transition-timing-function:cubic-bezier(.2,0,.38,1)}@media (prefers-reduced-motion:reduce){.connections__summary:before{transition-duration:1ms}}.connections__summary:hover{color:var(--color-ink)}.connections[open]>.connections__summary:before{transform:rotate(90deg)}.connections__body{gap:var(--space-3xs);border-inline-start:1px solid var(--color-rule);margin-block-start:var(--space-2xs);padding-inline-start:var(--space-sm);display:grid}.connections__group{max-width:64ch;margin:0}.connections__label{color:var(--color-ink-muted)}.connections__group--incoming .connections__label{font-style:italic}.connections a{color:var(--color-ink-subtle);text-decoration:underline;text-decoration-color:var(--color-rule-strong);text-underline-offset:.15em}.connections a:visited{color:var(--color-ink-subtle)}.connections a:hover{color:var(--color-ink)}.connections__more{display:inline}.connections__more-summary:focus-visible{outline:3px solid var(--color-focus);outline-offset:2px;border-radius:var(--radius-control)}.connections__more-summary:focus:not(:focus-visible){outline:none}.connections__more-summary{cursor:pointer;color:var(--color-ink-muted);list-style:none;display:inline}.connections__more-summary::-webkit-details-marker{display:none}.connections__more-summary:hover{color:var(--color-ink)}.connections__rest{overscroll-behavior-y:contain;max-block-size:min(30vh,9rem);margin-block-start:var(--space-3xs);display:block;overflow-y:auto}.search-toggle:focus-visible{outline:3px solid var(--color-focus);outline-offset:2px;border-radius:var(--radius-control)}.search-toggle:focus:not(:focus-visible){outline:none}.search-toggle{justify-content:center;align-items:center;gap:var(--space-2xs);min-inline-size:var(--control-height);min-block-size:var(--control-height);padding-inline:var(--space-xs);border-radius:var(--radius-control);color:var(--color-ink-muted);font-family:var(--font-ui);font-size:calc(.889rem * var(--density-type-scale,1));cursor:pointer;background:0 0;border:1px solid #0000;transition-property:background-color,color;transition-duration:.2s;transition-timing-function:cubic-bezier(.2,0,.38,1);display:inline-flex}@media (prefers-reduced-motion:reduce){.search-toggle{transition-duration:1ms}}.search-toggle:hover{background:var(--color-raised);color:var(--color-ink)}.search-dialog{inline-size:min(40rem, 100vw - var(--space-lg));border:1px solid var(--color-rule-strong);border-radius:var(--radius-surface);background:var(--color-raised);color:var(--color-ink);padding:0}.search-dialog::backdrop{background:var(--color-scrim)}.search-dialog__form{gap:var(--space-xs);padding:var(--space-md);border-block-end:1px solid var(--color-rule);display:flex}.search-input:focus-visible{outline:3px solid 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