/*! tailwindcss v4.3.3 | MIT License | https://tailwindcss.com */
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11)}.max-\[640px\]\:h-10{height:calc(var(--spacing) * 10)}.max-\[640px\]\:h-11{height:calc(var(--spacing) * 11)}.max-\[640px\]\:h-auto{height:auto}.max-\[640px\]\:max-h-\[calc\(100dvh-124px-env\(safe-area-inset-bottom\)\)\]{max-height:calc(100dvh - 124px - env(safe-area-inset-bottom))}.max-\[640px\]\:min-h-11{min-height:calc(var(--spacing) * 11)}.max-\[640px\]\:w-auto{width:auto}.max-\[640px\]\:w-fit{width:fit-content}.max-\[640px\]\:w-full{width:100%}.max-\[640px\]\:max-w-none{max-width:none}.max-\[640px\]\:flex-1{flex:1}.max-\[640px\]\:basis-full{flex-basis:100%}.max-\[640px\]\:grid-cols-1{grid-template-columns:repeat(1,minmax(0,1fr))}.max-\[640px\]\:grid-cols-\[34px_88px_minmax\(0\,1fr\)\]{grid-template-columns:34px 88px minmax(0,1fr)}.max-\[640px\]\:grid-cols-\[36px_minmax\(0\,1fr\)\]{grid-template-columns:36px 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var(--tw-shadow)}.max-\[640px\]\:\[--lesson-bleed\:18px\]{--lesson-bleed:18px}.max-\[640px\]\:\[--shell-lessonbar\:48px\]{--shell-lessonbar:48px}.max-\[640px\]\:\[--shell-topbar\:58px\]{--shell-topbar:58px}.max-\[640px\]\:empty\:hidden:empty{display:none}@media (hover:hover){.max-\[640px\]\:hover\:bg-hover-on-dark:hover{background-color:var(--color-hover-on-dark)}.max-\[640px\]\:hover\:text-text:hover{color:var(--color-text)}}}@media not all and (width>=560px){.max-\[560px\]\:col-start-2{grid-column-start:2}.max-\[560px\]\:ml-11{margin-left:calc(var(--spacing) * 11)}.max-\[560px\]\:hidden{display:none}.max-\[560px\]\:size-24{width:calc(var(--spacing) * 24);height:calc(var(--spacing) * 24)}.max-\[560px\]\:w-auto{width:auto}.max-\[560px\]\:w-fit{width:fit-content}.max-\[560px\]\:w-full{width:100%}.max-\[560px\]\:flex-none{flex:none}.max-\[560px\]\:basis-\[calc\(100\%-44px\)\]{flex-basis:calc(100% - 44px)}.max-\[560px\]\:grid-cols-\[40px_minmax\(0\,1fr\)\]{grid-template-columns:40px minmax(0,1fr)}.max-\[560px\]\:flex-col{flex-direction:column}.max-\[560px\]\:flex-col-reverse{flex-direction:column-reverse}.max-\[560px\]\:flex-wrap{flex-wrap:wrap}.max-\[560px\]\:items-start{align-items:flex-start}.max-\[560px\]\:gap-1{gap:var(--spacing)}.max-\[560px\]\:gap-x-3{column-gap:calc(var(--spacing) * 3)}.max-\[560px\]\:gap-y-2\.5{row-gap:calc(var(--spacing) * 2.5)}.max-\[560px\]\:justify-self-start{justify-self:flex-start}.max-\[560px\]\:p-2{padding:calc(var(--spacing) * 2)}}@media not all and (width>=420px){.max-\[420px\]\:hidden{display:none}.max-\[420px\]\:w-5{width:calc(var(--spacing) * 5)}.max-\[420px\]\:gap-2\.5{gap:calc(var(--spacing) * 2.5)}.max-\[420px\]\:p-3\.5{padding:calc(var(--spacing) * 3.5)}.max-\[420px\]\:px-3{padding-inline:calc(var(--spacing) * 3)}.max-\[420px\]\:px-3\.5{padding-inline:calc(var(--spacing) * 3.5)}}@media not all and (width>=40rem){.max-sm\:min-h-11{min-height:calc(var(--spacing) * 11)}}@media (width>=641px){.min-\[641px\]\:col-span-full{grid-column:1/-1}.min-\[641px\]\:ml-auto{margin-left:auto}.min-\[641px\]\:hidden{display:none}.min-\[641px\]\:w-fit{width:fit-content}.min-\[641px\]\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.min-\[641px\]\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (width>=701px){.min-\[701px\]\:odd\:last\:col-span-2:nth-child(odd):last-child{grid-column:span 2/span 2}}@media (width>=900px){.min-\[900px\]\:flex{display:flex}}@media (width>=901px){.min-\[901px\]\:hidden{display:none}}@media (width>=1101px){.min-\[1101px\]\:col-span-1{grid-column:span 1/span 1}.min-\[1101px\]\:grid-cols-\[minmax\(220px\,2fr\)_repeat\(5\,minmax\(120px\,1fr\)\)\]{grid-template-columns:minmax(220px,2fr) repeat(5,minmax(120px,1fr))}.min-\[1101px\]\:odd\:last\:col-span-2:nth-child(odd):last-child{grid-column:span 2/span 2}}@media (width>=1280px){.min-\[1280px\]\:group-data-\[rail\=collapsed\]\/lesson\:flex:is(:where(.group\/lesson)[data-rail=collapsed] *){display:flex}.min-\[1280px\]\:group-data-\[rail\=collapsed\]\/lesson\:hidden:is(:where(.group\/lesson)[data-rail=collapsed] *){display:none}}@media (width>=1400px){.min-\[1400px\]\:hidden{display:none}}@media (width>=40rem){.sm\:col-span-1{grid-column:span 1/span 1}.sm\:size-10{width:calc(var(--spacing) * 10);height:calc(var(--spacing) * 10)}.sm\:size-\[170px\]{width:170px;height:170px}.sm\:w-10{width:calc(var(--spacing) * 10)}.sm\:w-auto{width:auto}.sm\:max-w-\[28rem\]{max-width:28rem}.sm\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.sm\:grid-cols-\[auto_minmax\(0\,1fr\)_auto\]{grid-template-columns:auto minmax(0,1fr) auto}.sm\:gap-3{gap:calc(var(--spacing) * 3)}.sm\:gap-4{gap:calc(var(--spacing) * 4)}}@media (prefers-reduced-motion:no-preference){@starting-style{.motion-safe\:starting\:translate-y-3{--tw-translate-y:calc(var(--spacing) * 3);translate:var(--tw-translate-x) var(--tw-translate-y)}.motion-safe\:starting\:opacity-0{opacity:0}}}@media (pointer:coarse){.pointer-coarse\:before\:absolute:before{content:var(--tw-content);position:absolute}.pointer-coarse\:before\:-inset-1:before{content:var(--tw-content);inset:calc(var(--spacing) * -1)}}.\[\&_\.lesson-table-scroll\]\:mx-\[calc\(-1\*var\(--lesson-bleed\,0px\)\)\] .lesson-table-scroll{margin-inline:calc(-1 * var(--lesson-bleed,0px))}.\[\&_\.lesson-table-scroll\]\:mt-0 .lesson-table-scroll{margin-top:0}.\[\&_\.lesson-table-scroll\]\:mb-\[var\(--reader-paragraph-gap\)\] .lesson-table-scroll{margin-bottom:var(--reader-paragraph-gap)}.\[\&_\.lesson-table-scroll\]\:max-w-\[calc\(100\%\+2\*var\(--lesson-bleed\,0px\)\)\] .lesson-table-scroll{max-width:calc(100% + 2 * var(--lesson-bleed,0px))}.\[\&_\.lesson-table-scroll\]\:overflow-x-auto .lesson-table-scroll{overflow-x:auto}.\[\&_\.lesson-table-scroll\>table\]\:my-0 .lesson-table-scroll>table{margin-block:0}.\[\&_\.lesson-table-scroll\>table\]\:table .lesson-table-scroll>table{display:table}.\[\&_\.lesson-table-scroll\>table\]\:w-max .lesson-table-scroll>table{width:max-content}.\[\&_\.lesson-table-scroll\>table\]\:max-w-none .lesson-table-scroll>table{max-width:none}.\[\&_\.lesson-table-scroll\>table\]\:min-w-full .lesson-table-scroll>table{min-width:100%}.\[\&_\:is\(th\,td\)\]\:max-w-\[28em\] :is(th,td){max-width:28em}.\[\&_\:is\(th\,td\)\]\:min-w-\[8em\] :is(th,td){min-width:8em}.\[\&_\:is\(th\,td\)\]\:text-left :is(th,td){text-align:left}.\[\&_\:is\(th\,td\)\]\:align-top :is(th,td){vertical-align:top}.\[\&_\:is\(th\,td\)\]\:\[overflow-wrap\:anywhere\] :is(th,td){overflow-wrap:anywhere}.\[\&_\[aria-current\=page\]\]\:max-w-\[180px\] [aria-current=page]{max-width:180px}.\[\&_\[aria-current\=page\]\]\:overflow-hidden [aria-current=page]{overflow:hidden}.\[\&_\[aria-current\=page\]\]\:text-ellipsis 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(prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}:root,[data-theme=light],[data-theme=dark]{--bg:var(--color-bg);--surface:var(--color-surface);--surface-2:var(--color-surface-2);--surface-3:var(--color-surface-3);--border:var(--color-line-strong);--border-soft:var(--color-rule);--hairline:var(--color-rule);--text:var(--color-text);--text-2:var(--color-text-2);--muted:var(--color-muted);--faint:var(--color-faint);--brand:var(--color-brand);--brand-strong:var(--color-mint-strong);--primary:var(--color-mint);--primary-hover:var(--color-mint-strong);--on-brand:var(--color-on-mint);--cta:var(--color-action);--cta-hover:var(--color-action-hover);--on-cta:var(--color-on-action);--brand-soft:var(--color-brand-soft);--brand-line:var(--color-brand-line);--logo-200:var(--color-logo-200);--logo-lab:var(--color-logo-lab);--ink:var(--color-ink);--ink-2:var(--color-ink-2);--ink-3:var(--color-ink-3);--ink-line:var(--color-ink-line);--on-ink:var(--color-on-ink);--on-ink-2:var(--color-on-ink-2);--on-ink-3:var(--color-on-ink-3);--reward:var(--color-reward);--reward-bright:var(--color-reward-bright);--reward-soft:var(--color-reward-soft);--gold:var(--color-reward);--signal:var(--color-reward-bright);--info:var(--color-info);--info-text:var(--color-info-text);--error:var(--color-error);--error-text:var(--color-error-text);--error-soft:var(--color-error-soft);--danger:var(--color-danger);--success:var(--color-success);--success-text:var(--color-success-text);--success-soft:var(--color-success-soft);--skeleton-1:var(--color-skeleton-1);--skeleton-2:var(--color-skeleton-2);--scrim:var(--color-scrim);--ring:0 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lab, red, red)){aside[data-lesson-block=callout]{--lesson-callout-surface:color-mix(in srgb, var(--color-mint) 7%, transparent)}}aside[data-lesson-block=callout]{margin:0 0 var(--reader-paragraph-gap);border:1px solid var(--color-rule);border-left:3px solid var(--lesson-callout-accent);background:var(--lesson-callout-surface);color:var(--color-text);border-radius:0;padding:16px 20px;display:block}aside[data-lesson-block=callout][data-variant=info]{--lesson-callout-accent:var(--color-info);--lesson-callout-surface:#3b82f61a}@supports (color:color-mix(in lab, red, red)){aside[data-lesson-block=callout][data-variant=info]{--lesson-callout-surface:color-mix(in srgb, var(--color-info) 10%, transparent)}}aside[data-lesson-block=callout][data-variant=tip]{--lesson-callout-accent:var(--color-success);--lesson-callout-surface:#16a34a1a}@supports (color:color-mix(in lab, red, red)){aside[data-lesson-block=callout][data-variant=tip]{--lesson-callout-surface:color-mix(in srgb, var(--color-success) 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var(--color-mint) 40%, transparent);-webkit-text-decoration-color:color-mix(in srgb, var(--color-mint) 40%, transparent);text-decoration-color:color-mix(in srgb, var(--color-mint) 40%, transparent)}}.lesson-html a{text-underline-offset:3px}.lesson-html a:hover{color:var(--color-mint-strong);text-decoration-color:currentColor}.lesson-html :is(ul,ol){margin:0 0 var(--reader-paragraph-gap);padding-left:24px}.lesson-html ul{list-style:outside}.lesson-html ol{list-style:decimal}.lesson-html li{margin:0 0 8px}.lesson-html li>:is(ul,ol){margin:8px 0 10px;padding-left:22px}.lesson-html li::marker{color:var(--color-mint);font-variant-numeric:tabular-nums;font-weight:600}.lesson-html hr{border:0;border-top:1px dashed var(--color-rule-strong);margin:34px 0}.lesson-html blockquote{margin:0 0 var(--reader-paragraph-gap);border:1px solid var(--color-rule);border-left:3px solid var(--color-mint);background:var(--color-brand-soft);color:var(--color-text);border-radius:0;padding:16px 20px;font-style:normal;font-weight:600}.lesson-html blockquote>:last-child{margin-bottom:0}.lesson-html :not(pre)>code{border:1px solid var(--color-rule-strong);background:var(--color-surface-2);color:var(--color-text);-webkit-box-decoration-break:clone;box-decoration-break:clone;border-radius:4px;padding:2px 6px}.lesson-html .lesson-table-scroll,.lesson-html table[data-no-scroll]{border:1px solid var(--color-rule);background:var(--color-surface);box-shadow:none;border-radius:0}.lesson-html :is(th,td){border-bottom:1px solid var(--color-rule);color:var(--color-text-2);padding:12px 16px;font-size:15px;line-height:1.75}.lesson-html td:first-child{color:var(--color-text);font-weight:600}.lesson-html table>:last-child>tr:last-child>:is(th,td){border-bottom:0}:is(.lesson-html,[data-leaderboard]) th{border-bottom:1px solid var(--color-rule-strong);color:var(--color-muted);font-size:var(--text-label);letter-spacing:.06em;text-transform:uppercase;background:0 0;font-weight:600;line-height:1.4}.el-table-scroll :is(th,td)[data-align=end]{text-align:right}@media not all and (width>=640px){.lesson-html .lesson-table-scroll{border-inline:0}.lesson-html :is(th,td){padding:12px 14px}}.lesson-html{--text:var(--color-text);--text-2:var(--color-text-2);--muted:var(--color-muted);--primary:var(--color-mint);--success:var(--color-success);--success-text:var(--color-success-text);--error:var(--color-error);--error-text:var(--color-error-text);--surface-2:var(--color-well);--hairline:var(--color-rule);--border-soft:var(--color-rule);--reader-code-size:var(--text-reader-code);--reader-code-lh:var(--text-reader-code--line-height)}.conformance-grid{gap:var(--space-4);margin-block:var(--space-6);grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr));display:grid}.conformance-specimen{border:1px solid var(--border-soft);border-radius:var(--radius-card);min-width:0;padding:var(--space-4);background:var(--surface)}.conformance-specimen>h2{margin:0 0 var(--space-3);font-size:var(--type-item-size)}.conformance-specimen>div{align-items:center;gap:var(--space-3);flex-wrap:wrap;min-width:0;display:flex}.conformance-specimen .el-card,.conformance-specimen .el-paywall,.conformance-specimen .el-state-panel,.conformance-specimen .el-stepper,.conformance-specimen .el-table{width:100%}:root{--card-fx-motion:.18s}.el-card-fx--lift:hover,.el-card-fx--lift:focus-within{border-color:var(--color-line-strong)}.el-card-fx--reward:hover,.el-card-fx--reward:focus-within{border-color:var(--color-reward-bright)}.el-card-fx--row:not([data-me]):hover{background-color:var(--color-surface-2)}@media (prefers-reduced-motion:reduce){.el-card-fx{transition:none}}:root{--ring-circumference:138.24;--fx-fill:.62s}@keyframes el-ring-fill{0%{stroke-dashoffset:var(--ring-circumference)}}@keyframes el-bar-fill{0%{transform:translate(-100%)}}@keyframes el-track-fill{0%{transform:scaleX(0)}}@keyframes el-pass-ring{0%{outline:2px solid var(--color-mint);outline-offset:0}to{outline-offset:6px;outline:2px solid #0000}}@keyframes el-stamp-in{0%{opacity:0;scale:1.6}to{opacity:1;scale:1}}@keyframes day-breathe{0%,to{opacity:0}50%{opacity:.55}}@keyframes day-check-draw{0%{stroke-dashoffset:24px}}@keyframes day-ring-once{0%{opacity:.8}to{opacity:0}}[data-slot=progress] [data-state]{transition:none}body{font-family:var(--font-sans)}:where(h1){font-weight:var(--type-title-weight);line-height:var(--type-title-lh);letter-spacing:var(--type-title-tracking)}:where(h2){font-weight:var(--type-section-weight);line-height:var(--type-section-lh);letter-spacing:var(--type-section-tracking)}h3{font-weight:var(--type-item-weight);line-height:var(--type-item-lh);letter-spacing:var(--type-item-tracking)}@property --tw-scale-x{syntax:"*";inherits:false;initial-value:1}@property --tw-scale-y{syntax:"*";inherits:false;initial-value:1}@property --tw-scale-z{syntax:"*";inherits:false;initial-value:1}@property 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--tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}@property --tw-backdrop-blur{syntax:"*";inherits:false}@property --tw-backdrop-brightness{syntax:"*";inherits:false}@property --tw-backdrop-contrast{syntax:"*";inherits:false}@property --tw-backdrop-grayscale{syntax:"*";inherits:false}@property --tw-backdrop-hue-rotate{syntax:"*";inherits:false}@property --tw-backdrop-invert{syntax:"*";inherits:false}@property --tw-backdrop-opacity{syntax:"*";inherits:false}@property --tw-backdrop-saturate{syntax:"*";inherits:false}@property --tw-backdrop-sepia{syntax:"*";inherits:false}@property --tw-duration{syntax:"*";inherits:false}@property --tw-ease{syntax:"*";inherits:false}@property --tw-content{syntax:"*";inherits:false;initial-value:""}@property --tw-translate-x{syntax:"*";inherits:false;initial-value:0}@property --tw-translate-y{syntax:"*";inherits:false;initial-value:0}@property --tw-translate-z{syntax:"*";inherits:false;initial-value:0}@keyframes tile-in{0%{opacity:0;transform:translateY(14px)scale(.985)}to{opacity:1;transform:none}}@keyframes pop-in{0%{opacity:0;transform:translateY(-6px)scale(.98)}to{opacity:1;transform:none}}@keyframes toast-in{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}@keyframes shimmer{0%,to{opacity:.55}50%{opacity:1}}@keyframes fade-in{0%{opacity:0}to{opacity:1}}