.page-hero{--page-hero-viewport:calc(100dvh - var(--site-chrome-h, 94px));--page-hero-gutter:clamp(1rem, 1.65rem, 2.5rem);--page-hero-split-max:92rem;--page-hero-stack:clamp(0.75rem, 0.85rem, 1.1rem);width:100%;box-sizing:border-box;display:flex;flex-direction:column;justify-content:center;padding:clamp(.65rem,.85rem,1.15rem)var(--page-hero-gutter);background:linear-gradient( to bottom,transparent 0%,transparent 38%,color-mix(in srgb,var(--page-hero-fade-to) 18%,transparent) 58%,color-mix(in srgb,var(--page-hero-fade-to) 55%,transparent) 76%,color-mix(in srgb,var(--page-hero-fade-to) 88%,transparent) 90%,var(--page-hero-fade-to) 100% ),var(--page-hero-tone)}.shell:has(.page-hero){--page-hero-fade-to:var(--color-white);--page-body-bg:var(--color-white);--page-hero-tone:radial-gradient(ellipse 70% 55% at 100% 0%, color-mix(in srgb, var(--brand-100) 55%, transparent), transparent 72%),
    radial-gradient(ellipse 55% 45% at 0% 100%, color-mix(in srgb, var(--accent-green) 7%, transparent), transparent 68%),
    linear-gradient(
      128deg,
      color-mix(in srgb, var(--brand-100) 72%, var(--bg-main)) 0%,
      var(--bg-main) 48%,
      color-mix(in srgb, var(--brand-50) 35%, var(--bg-main)) 100%
    );background:0 0}.page-hero:has(.page-hero-header--split){--page-hero-split-stack:clamp(0.85rem, 1rem, 1.25rem);--page-hero-split-col-gap:clamp(1.25rem, 3cqi, 2.35rem);max-height:none;overflow:visible;padding-inline:0;padding-block:clamp(.5rem,.85rem,1.15rem)}.page-hero:has(.page-hero-header--has-featured){max-height:none;overflow:visible}.page-hero:has(.page-hero-header--split) .page-hero-inner{padding-inline:var(--page-hero-gutter);max-width:var(--page-hero-split-max);margin-inline:auto}.page-hero:has(.page-hero-header--split) .page-hero-inner{flex:1;display:flex;flex-direction:column;justify-content:center;gap:var(--density-gap-lg,clamp(1rem,1.35rem,1.65rem));min-height:auto;overflow:visible}.page-hero:not(:has(.page-hero-header--split)) .page-hero-inner{flex:1;display:flex;flex-direction:column;justify-content:center;min-height:0}.page-hero:has(.page-hero-header--split) .page-hero-header--split{flex:initial;width:100%;max-height:none;min-height:auto;overflow:visible}.page-hero--archive:has(.page-hero-header--split) .page-hero-header--split{flex:initial}@supports not (background:color-mix(in srgb,red 50%,blue)){.shell:has(.page-hero){--page-hero-tone:linear-gradient(128deg, var(--brand-100) 0%, var(--bg-main) 55%, var(--brand-50) 100%)}.page-hero{background:linear-gradient(to bottom,transparent 0%,transparent 40%,var(--color-white) 100%),var(--page-hero-tone)}}.page-hero-inner{width:100%;max-width:var(--shell-max);margin-inline:auto}.page-hero .breadcrumbs{margin:0 0 clamp(.85rem,1rem,1.35rem);padding-bottom:clamp(.55rem,.75rem,.9rem);border-bottom:1px solid color-mix(in srgb,var(--border) 65%,transparent);font-size:.8125rem}.page-hero-header--split{display:flex;flex-direction:column;gap:clamp(.65rem,.85rem,1rem);width:100%}.page-hero-split-top{width:100%}.page-hero-split-top>.breadcrumbs{margin:0;padding-bottom:clamp(.35rem,.5rem,.65rem)}.page-hero--article:has(.page-hero-header--split) .page-hero-header--split,.page-hero--course:has(.page-hero-header--split) .page-hero-header--split{gap:clamp(.5rem,.65rem,.85rem);overflow:visible}.page-hero-split-top .breadcrumbs-list{max-width:none}.page-hero-split-body{width:100%;min-width:0;min-height:0;flex:initial;container-type:inline-size}.page-hero--archive .page-hero-split-body{flex:1}.page-hero .breadcrumbs-link{color:var(--accent-blue)}.page-hero .breadcrumbs-current{color:var(--text-muted);font-weight:500}.page-hero-header{display:grid;grid-template-columns:minmax(0,1fr);gap:var(--density-gap-lg,clamp(1rem,1.35rem,1.65rem));align-items:start}.page-hero-header--split{gap:var(--density-gap-lg,clamp(1rem,1.35rem,1.65rem))}@media(min-width:769px){.page-hero{min-height:var(--page-hero-viewport)}.page-hero:has(.page-hero-header--split):not(:has(.page-hero-header--has-featured)) .page-hero-inner{min-height:0}.page-hero:has(.page-hero-header--split):not(:has(.page-hero-header--has-featured)) .page-hero-header--split{flex:1;min-height:0;justify-content:center}.page-hero--archive:has(.page-hero-header--split):not(:has(.page-hero-header--has-featured)) .page-hero-header--split{flex:1}.page-hero--article:has(.page-hero-header--split),.page-hero--course:has(.page-hero-header--split),.page-hero--archive:has(.page-hero-header--split){--page-hero-fluid-title:clamp(1.45rem, 0.8rem + 1.1vw + 0.45dvh, 2.4rem);--page-hero-fluid-dek:clamp(0.8125rem, 0.68rem + 0.3vw + 0.08dvh, 0.9688rem);--page-hero-fluid-stack:clamp(0.7rem, 0.42rem + 0.62cqi + 0.25dvh, 1.25rem);--page-hero-fluid-meta:clamp(0.75rem, 0.68rem + 0.14vw, 0.875rem);--page-hero-fluid-eyebrow:clamp(0.63rem, 0.58rem + 0.1vw, 0.7rem);--page-hero-fluid-media-w:min(100%, clamp(16rem, 88cqi, 36rem));--page-hero-fluid-media-h:min(
      clamp(13.5rem, 78cqi, 32rem),
      calc(var(--page-hero-viewport) * 0.7)
    )}.page-hero:has(.page-hero-header--has-featured){--page-hero-fluid-media-h:min(
      clamp(9rem, 42cqi, 17rem),
      calc(var(--page-hero-viewport) * 0.42)
    )}.page-hero--article:has(.page-hero-header--split) .page-hero-header h1,.page-hero--course:has(.page-hero-header--split) .page-hero-header h1,.page-hero--archive:has(.page-hero-header--split) .page-hero-header h1{font-size:var(--page-hero-fluid-title)}.page-hero--article:has(.page-hero-header--split) .page-hero-dek,.page-hero--course:has(.page-hero-header--split) .page-hero-dek,.page-hero--archive:has(.page-hero-header--split) .page-hero-dek,.page-hero--archive:has(.page-hero-header--split) .page-hero-dek--rich{font-size:var(--page-hero-fluid-dek);line-height:1.55}.page-hero--archive:has(.page-hero-header--split) .page-hero-eyebrow{font-size:var(--page-hero-fluid-eyebrow);padding:.24rem .72rem}.page-hero--archive:has(.page-hero-header--split) .page-hero-subtitle,.page-hero--archive:has(.page-hero-header--split) .page-hero-count{font-size:var(--page-hero-fluid-meta)}.page-hero--archive:has(.page-hero-header--split) .page-hero-intro{gap:var(--page-hero-fluid-stack)}.page-hero--article:has(.page-hero-header--split) .page-hero-header--split .page-hero-main,.page-hero--course:has(.page-hero-header--split) .page-hero-header--split .page-hero-main,.page-hero--archive:has(.page-hero-header--split) .page-hero-header--split .page-hero-main{gap:var(--page-hero-fluid-stack)}.page-hero--article:has(.page-hero-header--split) .page-hero-meta,.page-hero--course:has(.page-hero-header--split) .page-hero-meta{gap:clamp(.75rem,.45rem + .5cqi,1.15rem)}.page-hero--article:has(.page-hero-header--split) .page-hero-meta-line,.page-hero--course:has(.page-hero-header--split) .page-hero-meta-line{font-size:var(--page-hero-fluid-meta)}.page-hero--article:has(.page-hero-header--split) .page-hero-pill,.page-hero--course:has(.page-hero-header--split) .page-hero-pill{font-size:clamp(.72rem,.65rem + .12vw,.8125rem);padding:.28rem .8rem}}@media(min-width:1200px){.page-hero--article:has(.page-hero-header--split),.page-hero--course:has(.page-hero-header--split),.page-hero--archive:has(.page-hero-header--split){--page-hero-gutter:clamp(1.25rem, 2.5vw, 2.75rem);--page-hero-split-col-gap:clamp(1.75rem, 4cqi, 3.25rem)}.page-hero--article:has(.page-hero-header--split) .page-hero-split-body,.page-hero--course:has(.page-hero-header--split) .page-hero-split-body,.page-hero--archive:has(.page-hero-header--split) .page-hero-split-body{grid-template-columns:minmax(0,.96fr)minmax(0,1.04fr);column-gap:var(--page-hero-split-col-gap)}}@media(min-width:768px){.page-hero-split-body{display:grid;grid-template-columns:minmax(0,1fr)minmax(0,1fr);align-items:center;column-gap:var(--page-hero-split-col-gap,clamp(1.25rem,3cqi,2.35rem))}.page-hero-split-body:not(:has(.page-hero-media img)){grid-template-columns:minmax(0,1fr);max-width:42rem}.page-hero-header--split .page-hero-main{display:flex;flex-direction:column;justify-content:flex-start;gap:clamp(.75rem,1rem,1.35rem);padding-block:0;min-height:0;overflow:visible}.page-hero--article .page-hero-header--split .page-hero-main,.page-hero--course .page-hero-header--split .page-hero-main{justify-content:flex-start;overflow:visible}.page-hero--archive .page-hero-header--split .page-hero-main{justify-content:flex-start}.page-hero:has(.page-hero-header--split) .page-hero-intro{gap:var(--page-hero-split-stack)}.page-hero:has(.page-hero-header--split) .page-hero-meta{gap:clamp(.85rem,1rem,1.25rem);margin-top:0}.page-hero:has(.page-hero-header--split) .page-hero-meta-details{gap:clamp(.65rem,.85rem,1rem)}.page-hero:has(.page-hero-header--split) .page-hero-main>.page-hero-meta{padding-top:clamp(.75rem,.9rem,1.1rem);flex:none;overflow:visible}.page-hero--archive:has(.page-hero-header--split) .page-hero-main>.page-hero-meta{flex:none;overflow:visible}.page-hero:has(.page-hero-header--split) .page-hero-dek--rich p{margin-bottom:clamp(.55rem,.75rem,.9rem)}.page-hero:has(.page-hero-header--split) .page-hero-media{display:flex;align-items:center;justify-content:center;min-height:0;align-self:center}.page-hero-header--split .page-hero-media .page-hero-image,.page-hero-header--split .page-hero-figure:not(.page-hero-figure--placeholder){width:fit-content;max-width:var(--page-hero-fluid-media-w,min(100%,clamp(17rem,92cqi,30rem)));margin-inline:auto}.page-hero-header--split .page-hero-media .page-hero-image img,.page-hero-header--split .page-hero-media>img.page-hero-image,.page-hero-header--split .page-hero-figure:not(.page-hero-figure--placeholder) img{width:auto;max-width:var(--page-hero-fluid-media-w,min(100%,clamp(17rem,92cqi,30rem)));height:auto;max-height:var( --page-hero-fluid-media-h,min(clamp(15rem,76cqi,26rem),calc(var(--page-hero-viewport) * .68)) )}}.page-hero-main{min-width:0}.page-hero-intro{display:flex;flex-direction:column;gap:var(--page-hero-stack)}.page-hero-intro .page-hero-categories{margin-bottom:0}.page-hero-intro h1{margin:0}.page-hero-intro .page-hero-dek{margin:0;max-width:58ch}.page-hero-main>.page-hero-meta{padding-top:.85rem;border-top:1px solid color-mix(in srgb,var(--border) 75%,transparent)}.page-hero-meta{display:flex;flex-direction:column;gap:.85rem;margin-top:.2rem}.page-hero-header--split .page-hero-meta{flex-wrap:nowrap;align-items:stretch}.page-hero-dates-row{display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:space-between;gap:.55rem 1rem;width:100%}.page-hero-meta-details{display:flex;flex-direction:column;align-items:flex-start;align-self:flex-start;gap:.55rem;width:100%}.page-hero-author-read-row{display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:space-between;gap:.55rem 1rem;width:100%}.page-hero-author-read-row .page-hero-meta-line{width:auto;flex:initial}.page-hero-meta-line--reading{margin-left:auto;text-align:right;justify-content:flex-end}.page-hero-meta-line{display:flex;flex-wrap:wrap;align-items:baseline;gap:.4rem .55rem;margin:0;font-size:.8125rem;line-height:1.35;color:var(--slate-500)}.page-hero-dates-row .page-hero-meta-line{width:auto;flex:initial}.page-hero-meta-line--published{justify-content:flex-start}.page-hero-meta-line--updated{margin-left:auto;text-align:right;justify-content:flex-end}.page-hero-meta-details>.page-hero-meta-line{width:100%;justify-content:flex-start}.page-hero-meta-icon{flex-shrink:0;align-self:center}.page-hero-meta-icon--published{color:#2563eb}.page-hero-meta-icon--updated{color:#ea580c}.page-hero-meta-icon--author{color:var(--accent-violet)}.page-hero-meta-icon--reviewed{color:var(--accent-green)}.page-hero-meta-icon--reading{color:var(--slate-500)}.page-hero-meta-label{flex-shrink:0;font-size:.72rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--text-muted);line-height:1.35;white-space:nowrap}.page-hero-meta-value{font-size:.8125rem;font-weight:600;line-height:1.35;color:var(--text-strong);font-variant-numeric:tabular-nums}.page-hero-meta-reviewed-body{display:inline-flex;flex-wrap:wrap;align-items:baseline;gap:.35rem .5rem;line-height:1.35;min-width:0}.page-hero-meta-line--reviewed{display:grid;grid-template-columns:auto auto minmax(0,1fr);grid-template-rows:auto auto;align-items:baseline;column-gap:.55rem;row-gap:.35rem}.page-hero-meta-line--reviewed>.page-hero-meta-icon{grid-column:1;grid-row:1;align-self:center}.page-hero-meta-line--reviewed>.page-hero-meta-label{grid-column:2;grid-row:1}.page-hero-meta-line--reviewed>.page-hero-meta-reviewed-body{grid-column:3;grid-row:1}.page-hero-meta-line--reviewed>.page-hero-meta-review-notes{grid-column:1/-1;grid-row:2}.page-hero-meta-review-by{display:inline-flex;align-items:baseline;gap:.4rem;line-height:1.35}.page-hero-meta-review-by-text{font-size:.8125rem;font-weight:500;color:var(--text-muted)}.page-hero-meta-link{font-size:.8125rem;font-weight:600;line-height:1.35;color:var(--text-strong);text-decoration:none;border-bottom:1px solid color-mix(in srgb,var(--accent-violet) 28%,transparent)}.page-hero-meta-line--author .page-hero-meta-link:hover{color:var(--accent-violet);border-bottom-color:var(--accent-violet);text-decoration:none}.page-hero-meta-link--review{border-bottom:none;color:var(--accent-green-dark)}.page-hero-meta-link--review:hover{text-decoration:underline;color:var(--accent-green-dark)}.page-hero-meta-review-notes{flex-basis:auto;padding-left:calc(14px + .55rem);font-size:.78rem;font-style:italic;line-height:1.45;color:var(--text-muted)}.page-hero-eyebrow{display:inline-block;align-self:flex-start;width:fit-content;max-width:100%;margin:0 0 .55rem;padding:.18rem .6rem;font-size:.65rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--brand-700);background:color-mix(in srgb,var(--brand-700) 9%,var(--color-white));border:1px solid color-mix(in srgb,var(--brand-700) 14%,transparent);border-radius:5px}.page-hero-header h1,.page-hero-header .course-title{margin:0;font-size:clamp(1.3rem,1.45rem,1.85rem);line-height:1.18;letter-spacing:-.02em;font-weight:800;color:var(--text-strong)}.page-hero-dek{margin:0;max-width:62ch;font-size:clamp(.78rem,.8125rem,.85rem);line-height:1.55;color:var(--text-soft)}.page-hero-dek--rich{max-width:72ch}.page-hero-dek--rich p{margin:0 0 .65rem}.page-hero-subtitle{margin:.15rem 0 .5rem;font-size:.875rem;color:var(--text-muted);line-height:1.5}.page-hero-count{margin:.35rem 0 0;font-size:.75rem;font-weight:600;color:var(--text-muted);letter-spacing:.01em}.page-hero--archive .page-hero-intro{display:flex;flex-direction:column;min-height:auto;overflow:visible}.page-hero--archive .page-hero-dek--rich{flex:initial;min-height:auto;overflow:visible}.page-hero-media:empty{display:none}.page-hero-categories{display:flex;flex-wrap:wrap;gap:.4rem;margin-bottom:0}.page-hero-pill{display:inline-flex;align-items:center;padding:.22rem .7rem;font-size:.75rem;font-weight:600;letter-spacing:.05em;text-transform:uppercase;color:var(--brand-700);background:color-mix(in srgb,var(--brand-50) 80%,var(--color-white));border:1px solid color-mix(in srgb,var(--brand-700) 12%,var(--border));border-radius:5px;text-decoration:none;transition:background .15s ease,border-color .15s ease}.page-hero-pill:hover{background:var(--brand-50);border-color:color-mix(in srgb,var(--brand-700) 28%,var(--border));text-decoration:none}.page-hero-byline-label{flex-shrink:0;font-size:.72rem;font-weight:600;letter-spacing:.05em;text-transform:uppercase;color:var(--text-muted)}.page-hero-byline-review{display:flex;flex-wrap:wrap;align-items:center;gap:.35rem .5rem;margin:0;padding-top:.15rem;font-size:.8125rem;line-height:1.5;color:var(--slate-500)}.page-hero-byline-review .page-hero-byline-label{font-size:.72rem}.page-hero-byline-review-icon{color:var(--accent-green);flex-shrink:0;margin-right:.1rem}.page-hero-byline-review time{font-weight:600;color:var(--text-strong);font-variant-numeric:tabular-nums}.page-hero-byline-review-by a{font-weight:600;color:var(--accent-green-dark);text-decoration:none}.page-hero-byline-review-by a:hover{text-decoration:underline}.page-hero-byline-review-notes{flex-basis:100%;margin-top:.1rem;padding-left:1.15rem;font-style:italic;font-size:.78rem;color:var(--text-muted)}.page-hero-header:not(.page-hero-header--split) .page-hero-main{display:flex;flex-direction:column;gap:var(--page-hero-stack)}.page-hero-meta-item a{color:var(--text-strong);font-weight:600;text-decoration:none}.page-hero-meta-item a:hover{color:var(--accent-green-dark);text-decoration:underline}.page-hero-meta-sep{color:var(--slate-300);user-select:none}.page-hero-reviewed{display:flex;flex-wrap:wrap;align-items:center;align-self:flex-start;width:fit-content;max-width:100%;gap:.35rem .45rem;margin-top:.85rem;padding:.5rem .85rem;font-size:.8125rem;color:var(--slate-600);background:color-mix(in srgb,var(--accent-green) 7%,var(--color-white));border:1px solid color-mix(in srgb,var(--accent-green) 18%,var(--border));border-radius:var(--radius-md);line-height:1.5}.page-hero-reviewed-icon{color:var(--accent-green);flex-shrink:0}.page-hero-reviewed-label{font-weight:600;color:var(--text-strong)}.page-hero-reviewed a{color:var(--accent-green-dark);font-weight:600;text-decoration:none}.page-hero-reviewed a:hover{text-decoration:underline}.page-hero-reviewed-notes{flex-basis:100%;font-style:italic;color:var(--text-muted)}.page-hero-media{display:flex;align-items:center;justify-content:center;min-width:0;height:100%;padding:0;box-sizing:border-box}.page-hero-media .page-hero-image,.page-hero-figure:not(.page-hero-figure--placeholder){display:block;width:fit-content;max-width:100%;margin:0 auto;line-height:0}.page-hero-media .page-hero-image img,.page-hero-media>img.page-hero-image,.page-hero-image img,.page-hero-figure:not(.page-hero-figure--placeholder) img{display:block;width:auto;max-width:100%;height:auto;max-height:min(clamp(15rem,76cqi,26rem),calc(var(--page-hero-viewport,80dvh) * .68));border:none;border-radius:var(--radius-lg);box-shadow:0 4px 6px rgba(15,23,42,4%),0 16px 40px rgba(43,29,111,.12)}.page-hero-figure{overflow:visible}.page-hero-figure--placeholder{display:grid;place-items:center;width:min(72%,18rem);aspect-ratio:4/3;max-height:clamp(12rem,16rem,18rem);padding:1rem;background:radial-gradient(120% 100% at 0% 0%,rgba(76,29,149,.12) 0%,transparent 60%),radial-gradient(120% 100% at 100% 100%,rgba(37,99,235,.1) 0%,transparent 60%),var(--surface-1);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:0 16px 40px rgba(15,23,42,.1),0 4px 12px rgba(15,23,42,6%)}.page-hero-figure--placeholder span{font-size:clamp(2.5rem,3.25rem,4rem);font-weight:800;line-height:1;color:color-mix(in srgb,var(--brand-700) 35%,var(--slate-300))}.page-hero-author-row{display:flex;flex-wrap:wrap;align-items:center;gap:1rem 1.25rem;margin-bottom:.5rem}.page-hero-avatar{width:clamp(4.25rem,5.5rem,6rem);height:clamp(4.25rem,5.5rem,6rem);border-radius:50%;object-fit:cover;border:3px solid var(--color-white);box-shadow:var(--shadow-md);flex-shrink:0}.page-hero-author-info{flex:1;min-width:0}.page-hero-author-info h1{margin-bottom:.25rem}.page-hero-socials{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem;margin-top:.65rem}.page-hero-socials a{display:inline-flex;align-items:center;padding:.28rem .7rem;font-size:.74rem;font-weight:600;color:var(--text-soft);background:var(--surface-1);border:1px solid var(--border);border-radius:999px;text-decoration:none}.page-hero-socials a:hover{color:var(--accent-blue);border-color:color-mix(in srgb,var(--accent-blue) 35%,var(--border));text-decoration:none}.page-hero--course{--course-hero-stack:clamp(0.65rem, 0.8rem, 1rem)}.page-hero--course .page-hero-main{display:flex;flex-direction:column;gap:var(--course-hero-stack)}@media(min-width:768px){.page-hero--course .page-hero-header--split .page-hero-main{gap:var(--course-hero-stack)}}.page-hero--course .course-badges,.page-hero--course .page-hero-reviewed,.page-hero--course .course-cta-row{margin:0}.page-hero--course .course-badges svg,.page-hero--course .course-badge-icon,.page-hero--course .course-badge-icon svg{width:18px;height:18px;flex-shrink:0;color:var(--accent-violet);fill:currentColor}.shell:has(.page-hero) .page-grid{margin-top:0;padding-top:clamp(.85rem,1rem,1.25rem);background:var(--page-body-bg)}.shell:has(.page-hero)>.article--with-hero,.shell:has(.page-hero)>.course-hub--with-hero{display:block;max-width:none;margin:0;padding:0;background:0 0;border:none;box-shadow:none;border-radius:0}.shell:has(.page-hero) .content-area>.article--with-hero,.shell:has(.page-hero) .content-area>.article-page--with-hero,.shell:has(.page-hero) .content-area>.html-sitemap-page--with-hero{max-width:none;width:100%;margin-inline:0;padding:0;background:0 0;border:none;box-shadow:none;border-radius:0;margin-top:0}.shell:has(.page-hero) .content-area>.author-page--with-hero,.shell:has(.page-hero) .content-area>.author-index--with-hero{max-width:none;width:100%;margin-inline:0;padding-inline:clamp(1.1rem,1.35rem,1.5rem);padding-top:clamp(1.1rem,1.35rem,1.5rem);padding-bottom:var(--space-7);background:0 0;border:none;box-shadow:none;border-radius:0;margin-top:0;box-sizing:border-box}.shell:has(.page-hero) .content-area>.course-hub-surface{max-width:none;width:100%;margin-inline:0;padding-inline:clamp(1.1rem,1.35rem,1.5rem);padding-top:clamp(1.1rem,1.35rem,1.5rem);padding-bottom:var(--space-7);background:0 0;border:none;box-shadow:none;border-radius:0;margin-top:0}html[data-theme=dark] .shell:has(.page-hero){--page-hero-fade-to:var(--slate-900);--page-body-bg:var(--slate-900);--page-hero-tone:radial-gradient(ellipse 70% 55% at 100% 0%, color-mix(in srgb, var(--brand-900) 45%, transparent), transparent 72%),
    radial-gradient(ellipse 55% 45% at 0% 100%, color-mix(in srgb, var(--accent-green) 10%, transparent), transparent 68%),
    linear-gradient(
      128deg,
      color-mix(in srgb, var(--brand-900) 55%, var(--slate-900)) 0%,
      var(--slate-900) 52%,
      color-mix(in srgb, var(--slate-800) 75%, var(--slate-900)) 100%
    );background:0 0}html[data-theme=dark] .page-hero .breadcrumbs{border-bottom-color:var(--slate-700)}html[data-theme=dark] .page-hero-main>.page-hero-meta{border-top-color:var(--slate-700)}html[data-theme=dark] .page-hero-meta-icon--published{color:#60a5fa}html[data-theme=dark] .page-hero-meta-icon--updated{color:#fb923c}html[data-theme=dark] .page-hero-meta-icon--author{color:#c4b5fd}html[data-theme=dark] .page-hero-meta-icon--reviewed{color:#34d399}html[data-theme=dark] .page-hero-meta-icon--reading{color:var(--slate-400)}html[data-theme=dark] .page-hero-meta-link{border-bottom-color:color-mix(in srgb,#a78bfa 40%,transparent)}html[data-theme=dark] .page-hero-meta-line--author .page-hero-meta-link:hover{color:#c4b5fd;border-bottom-color:#c4b5fd}html[data-theme=dark] .page-hero-meta-link--review{color:#34d399}html[data-theme=dark] .page-hero-meta-link--review:hover{color:#34d399}html[data-theme=dark] .page-hero-byline{border-top-color:var(--slate-700)}html[data-theme=dark] .page-hero-byline-review-by a{color:#34d399}html[data-theme=dark] .page-hero-eyebrow{color:#c4b5fd;background:color-mix(in srgb,var(--brand-900) 60%,var(--slate-800));border-color:color-mix(in srgb,#a78bfa 22%,var(--slate-700))}html[data-theme=dark] .page-hero-pill{color:#c4b5fd;background:color-mix(in srgb,var(--brand-900) 45%,var(--slate-800));border-color:var(--slate-700)}html[data-theme=dark] .page-hero-reviewed{background:color-mix(in srgb,var(--accent-green) 12%,var(--slate-800));border-color:color-mix(in srgb,var(--accent-green) 25%,var(--slate-700));color:var(--slate-400)}html[data-theme=dark] .page-hero-reviewed a{color:#34d399}html[data-theme=dark] .page-hero-figure--placeholder{background:radial-gradient(120% 100% at 0% 0%,rgba(109,40,217,.18) 0%,transparent 60%),var(--slate-800);border-color:var(--slate-700)}html[data-theme=dark] .page-hero-media .page-hero-image img,html[data-theme=dark] .page-hero-media>img.page-hero-image,html[data-theme=dark] .page-hero-image img,html[data-theme=dark] .page-hero-figure:not(.page-hero-figure--placeholder) img{box-shadow:0 4px 12px rgba(0,0,0,.25),0 20px 48px rgba(0,0,0,.35)}@media(max-width:768px){.page-hero{padding-inline:0}.page-hero .page-hero-inner{padding-inline:var(--space-4)}.page-hero:has(.page-hero-header--split){min-height:auto;max-height:none;overflow:visible;display:flex;padding-block:clamp(.65rem,.85rem,1rem)}.page-hero--archive,.page-hero--archive:has(.page-hero-header--split),.page-hero--tag,.page-hero--tags-index{min-height:var(--page-hero-viewport)}.page-hero:has(.page-hero-header--split) .page-hero-inner{display:flex;flex:1;min-height:auto;overflow:visible}.page-hero-header--split{gap:var(--density-gap-lg,clamp(1rem,1.25rem,1.5rem));flex:initial;min-height:auto;overflow:visible}.page-hero-split-body{display:flex;flex-direction:column;gap:.85rem;flex:initial;min-height:auto;overflow:visible}.page-hero-split-body .page-hero-main{order:1;justify-content:flex-start;gap:.85rem;min-height:auto;flex:initial;overflow:visible;padding-block:0}.page-hero-dates-row{flex-direction:column;align-items:flex-start}.page-hero-author-read-row{flex-direction:column;align-items:flex-start}.page-hero-meta-line--updated,.page-hero-meta-line--reading{margin-left:0;text-align:left;justify-content:flex-start}.page-hero-split-body .page-hero-media{order:2;width:100%;max-width:100%;box-sizing:border-box;padding:0;height:auto;margin-top:0;flex-shrink:0}.page-hero-header--split .page-hero-media .page-hero-image,.page-hero-header--split .page-hero-figure:not(.page-hero-figure--placeholder){width:100%;max-width:100%;margin:0;padding:0;background:0 0;box-shadow:none;border-radius:0;line-height:0}.page-hero-header--split .page-hero-media .page-hero-image img,.page-hero-header--split .page-hero-media>img.page-hero-image,.page-hero-header--split .page-hero-figure:not(.page-hero-figure--placeholder) img{display:block;width:100%;max-width:100%;height:auto;max-height:none;margin-inline:auto;border-radius:var(--radius-lg);box-shadow:0 4px 6px rgba(15,23,42,4%),0 12px 28px rgba(43,29,111,.1)}.page-hero-header:not(.page-hero-header--split) .page-hero-media .page-hero-image,.page-hero-header:not(.page-hero-header--split) .page-hero-figure:not(.page-hero-figure--placeholder){width:fit-content;max-width:min(100%,clamp(12rem,85vw,22rem));margin-inline:auto}.page-hero-header:not(.page-hero-header--split) .page-hero-media .page-hero-image img,.page-hero-header:not(.page-hero-header--split) .page-hero-media>img.page-hero-image,.page-hero-header:not(.page-hero-header--split) .page-hero-figure:not(.page-hero-figure--placeholder) img{width:auto;max-width:min(100%,clamp(12rem,85vw,22rem));max-height:min(clamp(10rem,45vw,16rem),50vh);height:auto}}.cheatsheet-context-wrap{margin:0 0 clamp(1.15rem,1.35rem,1.65rem);border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface-1);box-shadow:var(--shadow-sm);overflow:hidden}.article-body>.cheatsheet-context-wrap:first-child{margin-top:0}.cheatsheet-context-table{width:100%;border-collapse:collapse;margin:0;font-size:var(--font-paragraph);line-height:1.55;table-layout:fixed}.cheatsheet-context-table :is(th,td){padding:.65rem .85rem;text-align:left;vertical-align:top;border-bottom:1px solid var(--border)}.cheatsheet-context-table tbody tr:last-child :is(th,td){border-bottom:0}.cheatsheet-context-table th[scope=row]{width:9.5rem;font-size:.6875rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--text-muted);background:color-mix(in srgb,var(--brand-50) 35%,var(--surface-1));vertical-align:top;white-space:normal;overflow-wrap:anywhere;word-break:break-word;hyphens:auto}.cheatsheet-context-table td{font-weight:400;color:var(--text-muted);font-size:inherit;line-height:1.55;background:var(--color-white)}.cheatsheet-context-table__about th[scope=row],.cheatsheet-context-table__guides th[scope=row],.cheatsheet-context-table__man th[scope=row]{vertical-align:top;padding-top:.75rem}.cheatsheet-context-table__about td,.cheatsheet-context-table__guides td,.cheatsheet-context-table__man td{vertical-align:top;padding-top:.75rem}.cheatsheet-context-table a{color:var(--link-article);text-decoration:none;border-bottom:1px solid transparent;font-weight:inherit;line-height:23px;transition:border-color .2s ease}.cheatsheet-context-table a:hover{border-bottom-color:var(--link-article);text-decoration:none}html[data-theme=dark] .cheatsheet-context-table th[scope=row]{background:color-mix(in srgb,var(--brand-900) 22%,var(--surface-1))}html[data-theme=dark] .cheatsheet-context-table td{background:var(--bg-article)}@media(max-width:640px){.cheatsheet-context-table th[scope=row]{width:7.5rem;padding:.55rem .7rem}.cheatsheet-context-table td{padding:.55rem .7rem}}.content-area{width:100%}.article{max-width:var(--content-max);margin-inline:auto;padding-inline:var(--gap);background:var(--bg-article);border:1px solid var(--border);border-radius:var(--radius-lg);padding:clamp(1.1rem,1.35rem,1.5rem);box-shadow:var(--shadow-sm),0 10px 28px rgba(0,0,0,8%)}.article--with-hero{max-width:none;margin:0;padding:0;background:0 0;border:none;box-shadow:none;border-radius:0}.article-surface{max-width:var(--content-max);margin-inline:auto;padding-inline:var(--gap);background:var(--bg-article);border:1px solid var(--border);border-radius:var(--radius-lg);padding:clamp(1.1rem,1.35rem,1.5rem);box-shadow:var(--shadow-sm),0 10px 28px rgba(0,0,0,8%)}.article-surface--with-hero{margin-top:0;padding:0;background:0 0;border:none;box-shadow:none;border-radius:0}.content-area>.article-surface--with-hero{width:100%;max-width:none;margin-inline:0;padding-inline:clamp(1.1rem,1.35rem,1.5rem);padding-top:0;padding-bottom:var(--space-7);box-sizing:border-box}@media(min-width:1281px){.content-area>.article-surface--with-hero{max-width:var(--content-max);margin-inline:auto}}.article-header{--article-header-bleed:clamp(1.1rem, 1.35rem, 1.5rem);display:flex;flex-direction:column;gap:.55rem;margin:0 0 clamp(1rem,1.4rem,1.7rem);margin-inline:calc(var(--article-header-bleed) * -1);padding-inline:var(--article-header-bleed);padding-top:clamp(.6rem,.85rem,1rem);padding-bottom:clamp(.65rem,.9rem,1.05rem);background:color-mix(in srgb,var(--brand-50) 35%,var(--surface-1));border-bottom:1px solid color-mix(in srgb,var(--border) 70%,transparent)}.article-header .breadcrumbs{margin:0;font-size:.72rem}.article-header h1{margin:.3em 0 .45em;font-size:clamp(1.45rem,1.15rem + 1.4vw,2rem);line-height:1.25;letter-spacing:-.02em;font-weight:800;color:var(--text-strong)}.article-header-meta{display:flex;flex-flow:row wrap;align-items:center;gap:.5rem .6rem;font-size:.75rem;line-height:1.45;color:var(--text-muted);overflow-x:clip;overflow-y:visible}.article-header-meta-item{position:relative;display:inline-flex;flex:none;align-items:center;gap:.3rem;min-width:0}.article-header-meta-item::before{content:"/";position:absolute;right:100%;top:0;margin-right:.2rem;color:var(--border-strong)}.article-header-meta-icon{flex-shrink:0;width:13px;height:13px}.article-header-meta-icon--published{color:#2563eb}.article-header-meta-icon--updated{color:#ea580c}.article-header-meta-icon--author{color:var(--accent-violet)}.article-header-meta-icon--reviewed{color:var(--accent-green)}.article-header-meta time,.article-header-meta-value{font-weight:600;color:var(--text-soft);font-variant-numeric:tabular-nums}.article-header-meta-link{font-weight:600;color:var(--text-soft);text-decoration:none}.article-header-meta-link:hover{color:var(--accent-violet);text-decoration:underline}.article-header-meta-link--review{color:var(--accent-green-dark)}.article-header-meta-link--review:hover{color:var(--accent-green-dark);text-decoration:underline}.article-header-meta-notes{flex-basis:100%;font-size:.72rem;font-style:italic;color:var(--text-muted)}html[data-theme=dark] .article-header{background:color-mix(in srgb,var(--brand-900) 22%,var(--surface-1));border-bottom-color:var(--slate-700)}html[data-theme=dark] .article-header-meta-icon--published{color:#60a5fa}html[data-theme=dark] .article-header-meta-icon--updated{color:#fb923c}html[data-theme=dark] .article-header-meta-icon--author{color:#c4b5fd}html[data-theme=dark] .article-header-meta-icon--reviewed{color:#34d399}@media(max-width:576px){.article-header-meta{gap:.42rem .5rem;font-size:.72rem}}.shell:has(.page-hero) .content-area>.course-hub-surface{width:100%;max-width:none;margin-inline:0;padding-inline:clamp(1.1rem,1.35rem,1.5rem);padding-top:clamp(1.1rem,1.35rem,1.5rem);padding-bottom:var(--space-7)}.layout-full .article{max-width:none;width:100%;margin:0;padding-inline:clamp(1rem,2.5rem,4rem)}h1,h2,h3,h4,h5{line-height:1.3;margin:1.2em 0 .5em;font-weight:700}h1{font-size:2rem;line-height:1.25;margin-top:.2em}h2{font-size:var(--h2-size);letter-spacing:-.01em}h3{font-size:var(--h3-size);letter-spacing:-.005em}h4{font-size:var(--h4-size)}h5{font-size:var(--h5-size)}p{margin:.9em 0}ul,ol{padding-left:1.2em}li{margin:.35em 0}img{max-width:100%;height:auto}blockquote{margin:1em 0;padding:.8em 1em;border-left:4px solid var(--border);background:var(--surface-1)}.article-header{margin-bottom:var(--space-6)}.article-body{font-size:var(--font-paragraph);line-height:1.75;color:var(--text)}.article-body h2{margin-top:2.5rem;margin-bottom:.85rem;color:var(--heading-strong)}.article-body h3{margin-top:3.5rem;margin-bottom:.65rem;color:var(--heading-accent)}.article-body h4{margin-top:2.35rem;margin-bottom:.5rem;color:var(--heading-strong)}.article-body h5{margin-top:1.85rem;margin-bottom:.4rem;color:var(--heading-soft);text-transform:uppercase;letter-spacing:.04em}.article-body h2+h3,.article-body h2+h4,.article-body h2+h5,.article-body h3+h3,.article-body h3+h4,.article-body h3+h5,.article-body h4+h4,.article-body h4+h5,.article-body h5+h5{margin-top:.25rem}.article-body>h2:first-child{margin-top:0}.article-body p:has(img){margin:0}.article-body p img{display:block}.article .article-body figure.article-image{margin-inline:auto;width:fit-content;max-width:100%}.article .article-body figure.article-image img{display:block;margin-inline:auto}.article .article-body>img.article-image,.article .article-body p>img.article-image{margin-inline:auto}.article .article-body p img{margin-inline:auto}.article .article-body a:has(>img.article-image){display:block;width:fit-content;max-width:100%;margin-inline:auto}.article-body ul,.article-body ol{margin:.75rem 0 1.25rem 2.25rem;padding:0;line-height:1.6}.article-body p:has(+ul),.article-body p:has(+ol){margin-bottom:0}.article-body li{margin:0;line-height:1.7rem}.article-body a{color:var(--link-prose);text-decoration:none;border-bottom:1px solid transparent;transition:border-color .2s ease}.article-body a:hover{border-bottom-color:var(--link-prose);text-decoration:none}.article-meta{display:flex;flex-direction:column;gap:.3rem;padding:1rem 1.2rem;background:var(--surface-1);border-left:4px solid var(--accent-violet);border-radius:var(--space-2);margin:var(--space-5)0;font-family:inherit}.meta-item{display:flex;flex-wrap:wrap;align-items:center;font-size:.9rem;line-height:1.4;color:var(--text-muted)}.meta-label{margin-right:.3rem}.article-meta a{color:var(--text-strong);font-weight:600;text-decoration:none;transition:color .2s}.article-meta a:hover{color:var(--accent-violet);text-decoration:underline}.date-block{font-size:.85rem;color:var(--slate-400)}.article-reviewed{display:flex;flex-wrap:wrap;align-items:center;gap:.4rem;margin:.3rem 0 var(--space-5);padding:.55rem .9rem;font-size:.82rem;color:var(--slate-500);background:color-mix(in srgb,var(--accent-green) 6%,transparent);border-left:3px solid var(--accent-green);border-radius:6px;line-height:1.5}.article-reviewed .reviewed-icon{color:var(--accent-green);flex-shrink:0}.article-reviewed .reviewed-label{font-weight:600;color:var(--text-strong)}.article-reviewed time{color:var(--text-strong);font-variant-numeric:tabular-nums}.article-reviewed a{color:var(--accent-green);font-weight:600;text-decoration:none}.article-reviewed a:hover{text-decoration:underline}.article-reviewed .reviewed-notes{display:block;flex-basis:100%;margin-top:.15rem;font-style:italic;color:var(--slate-500)}html[data-theme=dark] .article-reviewed{background:color-mix(in srgb,var(--accent-green) 10%,transparent);color:var(--slate-400)}html[data-theme=dark] .article-reviewed a{color:#34d399}.taxonomy-block{margin-top:.2rem;padding-top:.4rem;border-top:1px solid var(--slate-200);font-size:.82rem;display:flex;flex-wrap:nowrap;align-items:center;gap:.4rem;overflow:hidden}.meta-cat{flex:none;color:var(--text-muted)}.meta-cat a{color:var(--brand-700);font-weight:600}.meta-tag-list{flex:auto;min-width:0;display:block;max-width:100%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--text-muted)}.meta-tag-list a{font-weight:400;color:var(--text-muted);text-decoration:none}.meta-tag-list a:hover{text-decoration:underline}.faq-section{margin-top:clamp(2.5rem,3rem,3.75rem);margin-bottom:clamp(2rem,2.5rem,3.25rem);padding:clamp(1.35rem,1.75rem,2.35rem)clamp(1.25rem,1.65rem,2.1rem);background:var(--surface-1);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}.faq-section h2{margin:0 0 1.35rem;padding-bottom:1rem;border-bottom:1px solid var(--border);font-size:clamp(1.15rem,1.25rem,1.4rem);line-height:1.3;color:var(--heading-strong)}.faq-section h3{margin:0 0 .85rem;color:var(--heading-accent);line-height:1.45;font-size:1.05rem}.faq-section h3:not(:first-of-type){margin-top:1.85rem;padding-top:1.65rem;border-top:1px dashed var(--slate-300)}.faq-section p{margin:0 0 1.4rem;color:var(--text-soft);line-height:1.72}.faq-section p:last-child{margin-bottom:0}.faq-section ul,.faq-section ol{margin:.25rem 0 1.4rem 1.35rem;padding:0;line-height:1.65}.faq-section li{margin:.4em 0}.faq-section pre{margin:.75rem 0 1.4rem;padding:.85rem 1rem;border-radius:var(--radius-sm);overflow-x:auto}.alert{margin:var(--space-6)0;border-radius:var(--radius-sm);padding:1.25rem;border-left:4px solid}.alert-title{font-weight:700;margin-bottom:.5rem}.alert-note{background:rgba(99,169,241,.12);border-color:#0660bb}.alert-note .alert-title{color:#0660bb}.alert-warning{background:rgba(243,204,204,.15);border-color:var(--accent-red)}.alert-warning .alert-title{color:var(--accent-red)}.alert-important{background:rgba(232,207,194,.15);border-color:#cc4129}.alert-important .alert-title{color:#cc4129}.alert-hint{background:#ffffed;border-color:#5f5c17}.alert-hint .alert-title{color:#5f5c17}.hero-image{border-radius:var(--radius-lg);overflow:hidden}.hero-image img{display:block;width:100%;height:auto}.article-hero{margin:var(--space-5)0 var(--space-6)}.article-hero img{width:100%;height:auto;border-radius:14px;display:block;max-height:480px}figure.article-image{margin:0}.callout{border:1px solid var(--border);background:#fbfbfb;padding:12px 14px;border-radius:12px}.article-body .article-table-wrap{width:100%;max-width:100%;margin-top:var(--space-5);margin-bottom:var(--space-5);box-sizing:border-box;overflow-x:auto;overflow-y:visible;-webkit-overflow-scrolling:touch;border:1px solid var(--border);border-radius:var(--radius-md);background:var(--bg-article)}.article-body .article-table-wrap table,.article-body>table{width:100%;border-collapse:collapse;margin:0;font-size:var(--font-paragraph);line-height:1.55}.article-body>table{border:1px solid var(--border);border-radius:var(--radius-md);overflow:hidden}.article-body .article-table-wrap thead th,.article-body .article-table-wrap tbody td,.article-body>table thead th,.article-body>table tbody td{padding:.65rem .85rem;border:1px solid var(--border);text-align:center;vertical-align:middle;word-break:normal;overflow-wrap:break-word;min-width:clamp(6.5rem,8.5rem,10.5rem)}.article-body .article-table-wrap thead th,.article-body>table thead th{position:sticky;top:0;z-index:2;background:linear-gradient( to bottom,color-mix(in srgb,var(--brand-100) 70%,var(--color-white)),color-mix(in srgb,var(--brand-100) 42%,var(--slate-100)) );color:var(--brand-800);font-weight:600;border-bottom:2px solid color-mix(in srgb,var(--brand-700) 22%,var(--border-strong))}.article-body .article-table-wrap tbody td,.article-body>table tbody td{color:var(--text-soft)}.article-body .article-table-wrap tbody tr,.article-body>table tbody tr{background:var(--bg-article)}.article-body .article-table-wrap tbody tr:nth-child(even),.article-body>table tbody tr:nth-child(even){background:color-mix(in srgb,var(--slate-50) 40%,var(--bg-article))}@media(hover:hover){.article-body .article-table-wrap tbody tr:hover,.article-body>table tbody tr:hover{background:var(--slate-100)}}.post-feed{margin-top:var(--space-7)}.list-item{padding:var(--space-5)0}.meta-date{font-size:.85rem;color:var(--slate-400);display:block;margin-bottom:.4rem;font-variant-numeric:tabular-nums}.list-item h2{margin:0 0 .6rem;font-size:1.5rem;line-height:1.3}.list-item h2 a{color:var(--text-strong);text-decoration:none;transition:color .2s}.list-item h2 a:hover{color:var(--accent-green)}.list-item p.small{margin:0;color:var(--text-muted);font-size:var(--font-paragraph);line-height:1.6}hr{border:none;height:2px;margin:2.5rem 0;background:linear-gradient( to right,transparent,var(--border),transparent )}.hr{height:1px;margin:var(--space-5)0;background:linear-gradient( to right,transparent,var(--border),transparent )}.hr.light{margin:1.25rem 0;border-top:1px solid var(--border)}.article-correction-cta{display:flex;align-items:flex-start;gap:1rem;margin:var(--space-6)0 var(--space-5);padding:1.1rem 1.2rem;border:1px solid #fcd34d;border-left:4px solid #d97706;border-radius:14px;background:linear-gradient(135deg,#fffbeb 0%,#fff7ed 55%,#ffffff 100%);box-shadow:0 8px 24px rgba(217,119,6,8%)}.article-correction-cta__icon{display:inline-flex;flex:none;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;border-radius:10px;color:#b45309;background:rgba(251,191,36,.22)}.article-correction-cta__body{flex:1;min-width:0}.article-correction-cta__title{margin:0 0 .35rem;font-size:1.02rem;font-weight:800;line-height:1.3;color:#92400e}.article-correction-cta__lead{margin:0 0 .45rem;font-size:.9rem;line-height:1.55;color:#78350f}.article-correction-cta__reach{margin:0 0 .9rem;font-size:.84rem;line-height:1.5;color:#92400e}.article-correction-cta__actions{display:flex;flex-wrap:wrap;gap:.55rem}.article-correction-cta__reach a{font-weight:600;color:#b45309;text-decoration:underline;text-decoration-color:rgba(180,83,9,.35);text-underline-offset:.12em}.article-correction-cta__reach a:hover,.article-correction-cta__reach a:focus-visible{color:#92400e}.article-correction-cta__policy{font-weight:600;color:#b45309;text-decoration:underline;text-decoration-color:rgba(180,83,9,.35);text-underline-offset:.12em}.article-correction-cta__policy:hover,.article-correction-cta__policy:focus-visible{color:#92400e}.article-correction-cta__btn{display:inline-flex;align-items:center;justify-content:center;gap:.35rem;padding:.62rem 1.1rem;border-radius:var(--radius-pill);border:1px solid #d97706;background:#d97706;color:#fff;font-size:.9rem;font-weight:700;line-height:1.2;text-decoration:none;box-shadow:0 4px 14px rgba(217,119,6,.22);transition:background .15s ease,border-color .15s ease,transform .15s ease,box-shadow .15s ease}.article-correction-cta__btn:hover,.article-correction-cta__btn:focus-visible{background:#b45309;border-color:#b45309;color:#fff;text-decoration:none;transform:translateY(-1px);box-shadow:0 8px 18px rgba(180,83,9,.24)}.article-correction-cta__btn--secondary{background:#fff;color:#b45309;box-shadow:none}.article-correction-cta__btn--secondary:hover,.article-correction-cta__btn--secondary:focus-visible{background:#fffbeb;color:#92400e;box-shadow:0 4px 14px rgba(217,119,6,.12)}@media(max-width:576px){.article-correction-cta{flex-direction:column;gap:.85rem}.article-correction-cta__actions{flex-direction:column}.article-correction-cta__btn{width:100%}}.taxonomy-label{font-size:.75rem;font-weight:800;color:var(--slate-400);letter-spacing:.1em;display:block;margin-bottom:.5rem;text-transform:uppercase}.article .section-title{font-size:.85rem;text-transform:uppercase;letter-spacing:.1em;color:var(--slate-400);margin-bottom:var(--space-5);border-bottom:1px solid var(--slate-100);padding-bottom:.5rem}@media(max-width:992px){.article{padding:clamp(1rem,1.25rem,1.4rem);border-radius:var(--radius-lg)}:root{--h2-size:1.5rem;--h3-size:1.25rem;--h4-size:1.075rem;--h5-size:0.95rem}h1{font-size:1.85rem}.article-body h2{margin-top:2.25rem}.article-body h3{margin-top:3.15rem}.article-body h4{margin-top:2.1rem}.article-body h5{margin-top:1.65rem}.article-body h2+h3,.article-body h2+h4,.article-body h2+h5,.article-body h3+h3,.article-body h3+h4,.article-body h3+h5,.article-body h4+h4,.article-body h4+h5,.article-body h5+h5{margin-top:.25rem}.article-meta{padding:.9rem 1rem}.article-hero img{max-height:360px}}@media(max-width:768px){.article:not(.article--with-hero):not(.course-hub--with-hero),.article-surface{padding:var(--space-4);margin-inline:calc(var(--space-4) * -1);border-inline:0;border-radius:0}.shell>.article--with-hero,.shell>.course-hub--with-hero,.shell .article-surface{margin-inline:0}.article-body{font-size:var(--font-paragraph);line-height:1.65}.article-hero img{max-height:280px}:root{--h2-size:1.35rem;--h3-size:1.175rem;--h4-size:1.05rem;--h5-size:0.92rem}h1{font-size:1.6rem}.article-body h2{margin-top:2rem;margin-bottom:.7rem}.article-body h3{margin-top:2.85rem;margin-bottom:.55rem}.article-body h4{margin-top:1.85rem;margin-bottom:.4rem}.article-body h5{margin-top:1.45rem;margin-bottom:.35rem}.article-body h2+h3,.article-body h2+h4,.article-body h2+h5,.article-body h3+h3,.article-body h3+h4,.article-body h3+h5,.article-body h4+h4,.article-body h4+h5,.article-body h5+h5{margin-top:.25rem}.article-body ul,.article-body ol{margin-left:1.25rem}.article-body .article-table-wrap{max-height:clamp(20rem,26rem,32rem);overflow-y:auto}.article-body .article-table-wrap :is(th,td){min-width:clamp(6.5rem,8rem,9.5rem)}.meta-item{row-gap:.25rem}.hero-image{border-radius:var(--radius-md)}.article-meta{padding:.8rem}.meta-tag-list{margin-left:0;margin-top:.2rem;display:block}}@media(max-width:576px){.list-item h2{font-size:1.25rem}.article-body .article-table-wrap{max-height:clamp(18rem,24rem,28rem)}.article-body .article-table-wrap :is(th,td){min-width:clamp(6rem,7.5rem,9rem)}.article-hero img{max-height:220px;border-radius:var(--radius-md)}}html[data-theme=dark] .article-body a{color:var(--link-prose)}html[data-theme=dark] .article-body a:hover{border-bottom-color:var(--link-prose)}html[data-theme=dark] .faq-section{border-color:var(--border);box-shadow:0 1px rgba(255,255,255,4%)}html[data-theme=dark] .faq-section h2{border-bottom-color:var(--border)}html[data-theme=dark] blockquote{background:var(--surface-1);border-left-color:var(--border-strong);color:var(--text-soft)}html[data-theme=dark] .faq-section h3:not(:first-of-type){border-top-color:var(--border)}html[data-theme=dark] .alert-note{background:rgba(99,169,241,.1);border-color:#60a5fa}html[data-theme=dark] .alert-note .alert-title{color:#93c5fd}html[data-theme=dark] .alert-warning{background:rgba(248,113,113,.1);border-color:#f87171}html[data-theme=dark] .alert-warning .alert-title{color:#fca5a5}html[data-theme=dark] .alert-important{background:rgba(251,146,60,.1);border-color:#fb923c}html[data-theme=dark] .alert-important .alert-title{color:#fdba74}html[data-theme=dark] .alert-hint{background:rgba(250,204,21,6%);border-color:#facc15}html[data-theme=dark] .alert-hint .alert-title{color:#fde047}html[data-theme=dark] .article-meta{background:var(--surface-1);border-left-color:var(--accent-violet)}html[data-theme=dark] .article-meta a:hover{color:#c4b5fd}html[data-theme=dark] .meta-cat a{color:#c4b5fd}html[data-theme=dark] .callout{background:var(--surface-1);border-color:var(--border)}html[data-theme=dark] .article-correction-cta{border-color:rgba(251,191,36,.35);border-left-color:#f59e0b;background:linear-gradient(135deg,rgba(120,53,15,.28) 0%,rgba(69,26,3,.18) 55%,var(--surface-1) 100%);box-shadow:0 8px 24px rgba(0,0,0,.18)}html[data-theme=dark] .article-correction-cta__icon{color:#fcd34d;background:rgba(245,158,11,.18)}html[data-theme=dark] .article-correction-cta__title{color:#fde68a}html[data-theme=dark] .article-correction-cta__lead{color:#fcd34d}html[data-theme=dark] .article-correction-cta__reach{color:#fde68a}html[data-theme=dark] .article-correction-cta__reach a{color:#fde68a}html[data-theme=dark] .article-correction-cta__reach a:hover,html[data-theme=dark] .article-correction-cta__reach a:focus-visible{color:#fff}html[data-theme=dark] .article-correction-cta__policy{color:#fde68a}html[data-theme=dark] .article-correction-cta__policy:hover,html[data-theme=dark] .article-correction-cta__policy:focus-visible{color:#fff}html[data-theme=dark] .article-correction-cta__btn{background:#d97706;border-color:#d97706;color:#fff}html[data-theme=dark] .article-correction-cta__btn:hover,html[data-theme=dark] .article-correction-cta__btn:focus-visible{background:#f59e0b;border-color:#f59e0b}html[data-theme=dark] .article-correction-cta__btn--secondary{background:rgba(15,23,42,.55);color:#fbbf24}html[data-theme=dark] .article-correction-cta__btn--secondary:hover,html[data-theme=dark] .article-correction-cta__btn--secondary:focus-visible{background:rgba(251,191,36,.12);color:#fde68a}html[data-theme=dark] hr{background:linear-gradient(to right,transparent,var(--border),transparent)}html[data-theme=dark] .list-item h2 a:hover{color:#34d399}html[data-theme=dark] .article-body .article-table-wrap thead th,html[data-theme=dark] .article-body>table thead th{background:linear-gradient( to bottom,color-mix(in srgb,var(--brand-800) 58%,var(--slate-800)),color-mix(in srgb,var(--brand-900) 50%,var(--slate-900)) );color:#e9d5ff;border-bottom-color:color-mix(in srgb,var(--accent-violet) 32%,var(--border))}html[data-theme=dark] .article-body .article-table-wrap tbody tr,html[data-theme=dark] .article-body>table tbody tr{background:var(--bg-article)}html[data-theme=dark] .article-body .article-table-wrap tbody tr:nth-child(even),html[data-theme=dark] .article-body>table tbody tr:nth-child(even){background:color-mix(in srgb,var(--slate-900) 38%,var(--bg-article))}@media(hover:hover){html[data-theme=dark] .article-body .article-table-wrap tbody tr:hover,html[data-theme=dark] .article-body>table tbody tr:hover{background:var(--slate-700)}}cmd,code,pre{font-family:Consolas,andale mono,Monaco,Courier,courier new,Verdana,sans-serif;font-size:15px}.article-body :not(pre)>code,.article-body :not(pre)>tt,.article-body table :not(pre)>code{padding:0;display:inline;border:none;border-radius:0;background:0 0;color:inherit;font-size:.92em;font-weight:inherit;line-height:inherit;white-space:normal;overflow-wrap:anywhere;word-break:break-word}.article-body a :not(pre)>code,.article-body a :not(pre)>tt{color:inherit}.article-body :is(h1,h2,h3,h4,h5,h6) code,.article-body :is(h1,h2,h3,h4,h5,h6) tt{color:inherit}.code-block pre code,.code-block .highlight pre code,pre code,pre.chroma code{padding:0;display:inline;border:none;border-radius:0;background:0 0;color:inherit;font-size:inherit;line-height:inherit;white-space:pre;word-break:normal;overflow-wrap:normal}pre{white-space:pre!important;overflow-x:auto;overflow-y:auto;position:relative;white-space:pre-wrap;line-height:1.5em;padding:10px!important;border-bottom-left-radius:4px;border-bottom-right-radius:4px;border:1px solid #585656;max-height:550px;margin-bottom:2em;margin-top:0;display:block;-moz-tab-size:4;-o-tab-size:4;tab-size:4;background:#252a37;color:#f7f8f9}cmd{white-space:pre-wrap;line-height:1.5em;overflow-x:auto;padding:10px!important;border-bottom-left-radius:4px;border-bottom-right-radius:4px;border:1px solid #585656;max-height:550px;margin-bottom:2em;margin-top:0;display:block;background:#f5f2f0;color:var(--color-black);font-size:14px!important;border-radius:0 0 6px 6px}pre::-webkit-scrollbar{width:8px;height:8px}pre::-webkit-scrollbar-thumb{background-color:initial;transition:background-color .3s;border-radius:4px}pre:hover::-webkit-scrollbar-thumb{background-color:#73859f}pre::-webkit-scrollbar-track{background-color:#1d2327}.code-header{display:flex;justify-content:space-between;align-items:center;background:var(--slate-800);margin-top:1rem;color:var(--gray-200);font-size:.75rem;padding:.35rem .6rem;border-radius:6px 6px 0 0}.code-actions{display:flex;align-items:center;gap:.5rem}.code-copy,.code-run{background:0 0;border:0;color:inherit;cursor:pointer;font-size:.75rem}.code-copy:hover{color:#f8fafc}.code-run{color:var(--accent-green,#34d399);font-weight:600}.code-run:hover:not(:disabled){color:#a7f3d0}.code-run:disabled{opacity:.55;cursor:wait}.code-block--run .highlight pre,.code-block--run>pre.chroma{margin-bottom:0;border-bottom-left-radius:0;border-bottom-right-radius:0;border-bottom-width:0}.code-block--run .code-run-output-wrap{display:flex;flex-direction:column;max-height:0;overflow:hidden;margin:0;padding:0;border:1px solid transparent;border-top:0;border-radius:0 0 4px 4px;background:#1a1f2e;color:#e2e8f0;pointer-events:none;transition:max-height .42s cubic-bezier(.32,.72,0,1),margin .42s cubic-bezier(.32,.72,0,1),border-color .2s ease}.code-block--run .code-run-output-wrap.is-open{max-height:420px;margin:0 0 2em;border-color:#585656;pointer-events:auto}.code-block--run .code-run-output__panel{display:flex;flex-direction:column;min-height:0}.code-block--run .code-run-output-wrap:not(.is-open) .code-run-output__panel{opacity:0;transform:translateY(12px);transition:none}.code-block--run .code-run-output-wrap.is-open .code-run-output__panel{transition:opacity .3s cubic-bezier(.32,.72,0,1),transform .3s cubic-bezier(.32,.72,0,1)}.code-block--run .code-run-output-wrap.is-open:not(.is-closing) .code-run-output__panel{opacity:1;transform:translateY(0)}.code-block--run .code-run-output-wrap.is-open.is-closing .code-run-output__panel{opacity:0;transform:translateY(-14px)}@media(prefers-reduced-motion:reduce){.code-block--run .code-run-output-wrap{transition-duration:.01ms}.code-block--run .code-run-output-wrap.is-open .code-run-output__panel{transition-duration:.01ms}}.code-block--run .code-run-output__head{display:flex;align-items:center;justify-content:space-between;gap:.5rem;padding:.35rem .5rem .35rem .75rem;border-bottom:1px solid #3f4554;font-size:.7rem;color:#94a3b8}.code-block--run .code-run-output__label{font-weight:600;letter-spacing:.02em;text-transform:uppercase}.code-block--run .code-run-output__close{margin:0;padding:.2rem .45rem;border:0;border-radius:4px;background:0 0;color:#cbd5e1;font:inherit;font-size:.7rem;font-weight:600;cursor:pointer;transition:color .18s ease,background-color .18s ease}.code-block--run .code-run-output__close:hover{color:#fecaca;background:rgba(248,113,113,.12)}.code-block--run .code-run-output__body{margin:0;padding:.65rem .75rem;max-height:280px;overflow:auto;font-family:Consolas,andale mono,Monaco,Courier,courier new,Verdana,sans-serif;font-size:.85rem;line-height:1.45;white-space:pre-wrap;word-break:break-word}.code-block--output .code-header{background:#e8edf3;color:#475569;border:1px solid #cbd5e1;border-bottom:0}.code-block--output .code-lang{text-transform:uppercase;letter-spacing:.04em;font-weight:600}.code-block--output pre.code-output,.code-block--output pre.code-output code{margin:0;display:block;white-space:pre;word-break:normal;overflow-wrap:normal;font-family:Consolas,andale mono,Monaco,Courier,courier new,Verdana,sans-serif;font-size:.9rem;line-height:1.5;tab-size:4}.code-block--output pre.code-output{padding:.85rem 1rem;max-height:550px;overflow-x:auto;overflow-y:auto;border:1px solid #cbd5e1;border-top:0;border-radius:0 0 6px 6px;background:#f5f7fa;color:#1e293b;margin-bottom:2em;-webkit-overflow-scrolling:touch;scrollbar-gutter:stable}.code-block--output pre.code-output code{padding:0;border:0;border-radius:0;background:0 0;color:inherit;font-size:inherit;font-weight:inherit;line-height:inherit}.code-block--output pre.code-output::-webkit-scrollbar{width:8px;height:8px}.code-block--output pre.code-output::-webkit-scrollbar-thumb{background-color:#cbd5e1;border-radius:4px}.code-block--output pre.code-output::-webkit-scrollbar-track{background-color:#eef2f6}html[data-theme=dark] .code-block--output .code-header{background:#334155;color:#e2e8f0;border-color:#475569}html[data-theme=dark] .code-block--output pre.code-output{background:#1e293b;color:#e2e8f0;border-color:#475569}html[data-theme=dark] .code-block--output pre.code-output::-webkit-scrollbar-thumb{background-color:#64748b}html[data-theme=dark] .code-block--output pre.code-output::-webkit-scrollbar-track{background-color:#0f172a}html[data-theme=dark] .article-body :not(pre)>code,html[data-theme=dark] .article-body :not(pre)>tt,html[data-theme=dark] .article-body table :not(pre)>code{color:inherit}html[data-theme=dark] .article-body a :not(pre)>code,html[data-theme=dark] .article-body a :not(pre)>tt{color:inherit}html[data-theme=dark] .article-body :is(h1,h2,h3,h4,h5,h6) code,html[data-theme=dark] .article-body :is(h1,h2,h3,h4,h5,h6) tt{color:inherit}.bg{color:#f8f8f2;background-color:#282a36}.chroma{color:#f8f8f2;background-color:#282a36}.chroma .lnlinks{outline:none;text-decoration:none;color:inherit}.chroma .lntd{vertical-align:top;padding:0;margin:0;border:0}.chroma .lntable{border-spacing:0;padding:0;margin:0;border:0}.chroma .hl{background-color:#3d3f4a}.chroma .lnt{white-space:pre;-webkit-user-select:none;user-select:none;margin-right:.4em;padding:0 .4em;color:#7f7f7f}.chroma .ln{white-space:pre;-webkit-user-select:none;user-select:none;margin-right:.4em;padding:0 .4em;color:#7f7f7f}.chroma .line{display:flex}.chroma .k{color:#ff79c6}.chroma .kc{color:#ff79c6}.chroma .kd{color:#8be9fd}.chroma .kn{color:#ff79c6}.chroma .kp{color:#ff79c6}.chroma .kr{color:#ff79c6}.chroma .kt{color:#8be9fd}.chroma .na{color:#50fa7b}.chroma .nc{color:#50fa7b}.chroma .nl{color:#8be9fd}.chroma .nt{color:#ff79c6}.chroma .nb{color:#8be9fd}.chroma .bp{font-style:italic}.chroma .nv{color:#8be9fd}.chroma .vc{color:#8be9fd}.chroma .vg{color:#8be9fd}.chroma .vi{color:#8be9fd}.chroma .vm{color:#8be9fd}.chroma .nf{color:#50fa7b}.chroma .fm{color:#50fa7b}.chroma .s{color:#f1fa8c}.chroma .sa{color:#f1fa8c}.chroma .sb{color:#f1fa8c}.chroma .sc{color:#f1fa8c}.chroma .dl{color:#f1fa8c}.chroma .sd{color:#f1fa8c}.chroma .s2{color:#f1fa8c}.chroma .se{color:#f1fa8c}.chroma .sh{color:#f1fa8c}.chroma .si{color:#f1fa8c}.chroma .sx{color:#f1fa8c}.chroma .sr{color:#f1fa8c}.chroma .s1{color:#f1fa8c}.chroma .ss{color:#f1fa8c}.chroma .m{color:#bd93f9}.chroma .mb{color:#bd93f9}.chroma .mf{color:#bd93f9}.chroma .mh{color:#bd93f9}.chroma .mi{color:#bd93f9}.chroma .il{color:#bd93f9}.chroma .mo{color:#bd93f9}.chroma .o{color:#ff79c6}.chroma .ow{color:#ff79c6}.chroma .c{color:#6272a4}.chroma .ch{color:#6272a4}.chroma .cm{color:#6272a4}.chroma .c1{color:#6272a4}.chroma .cs{color:#6272a4}.chroma .cp{color:#ff79c6}.chroma .cpf{color:#ff79c6}.chroma .gd{color:#f55}.chroma .ge{text-decoration:underline}.chroma .gh{font-weight:700}.chroma .gi{color:#50fa7b;font-weight:700}.chroma .go{color:#c1c1c1}.chroma .gu{font-weight:700}.chroma .gl{text-decoration:underline}.article-toc{background:var(--bg-article);border:1px solid var(--border);border-left:4px solid var(--accent-violet);border-radius:12px;padding:1rem 1.25rem;margin:0 0 var(--space-6);box-shadow:var(--shadow-sm);max-height:none;overflow:visible}.article-surface:has(>.article-toc:first-child){padding-top:0}.article-surface>.article-toc:first-child{margin-top:0}.article-toc-summary{display:flex;align-items:center;gap:.5rem;cursor:pointer;font-size:.9rem;font-weight:700;color:var(--text-strong);list-style:none}.article-toc-summary::-webkit-details-marker{display:none}.article-toc-summary::before{content:"";display:inline-block;flex-shrink:0;width:1.15em;height:1.15em;background-color:var(--heading-accent);mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cline x1='8' y1='6' x2='21' y2='6'%3E%3C/line%3E%3Cline x1='8' y1='12' x2='21' y2='12'%3E%3C/line%3E%3Cline x1='8' y1='18' x2='21' y2='18'%3E%3C/line%3E%3Cline x1='3' y1='6' x2='3.01' y2='6'%3E%3C/line%3E%3Cline x1='3' y1='12' x2='3.01' y2='12'%3E%3C/line%3E%3Cline x1='3' y1='18' x2='3.01' y2='18'%3E%3C/line%3E%3C/svg%3E")no-repeat center;-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cline x1='8' y1='6' x2='21' y2='6'%3E%3C/line%3E%3Cline x1='8' y1='12' x2='21' y2='12'%3E%3C/line%3E%3Cline x1='8' y1='18' x2='21' y2='18'%3E%3C/line%3E%3Cline x1='3' y1='6' x2='3.01' y2='6'%3E%3C/line%3E%3Cline x1='3' y1='12' x2='3.01' y2='12'%3E%3C/line%3E%3Cline x1='3' y1='18' x2='3.01' y2='18'%3E%3C/line%3E%3C/svg%3E")no-repeat center}.article-toc-summary::after{content:"";display:inline-block;flex-shrink:0;margin-left:auto;width:1em;height:1em;background-color:var(--text-muted);mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E")no-repeat center;-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E")no-repeat center;transition:transform .2s ease}.article-toc-panel[open]>.article-toc-summary::after{transform:rotate(180deg)}.article-toc-summary:hover{color:var(--heading-accent)}.article-toc-panel>nav{margin-top:.85rem;max-height:420px;overflow-y:auto;padding-right:.5rem}.article-toc ul{list-style:none;padding-left:0;margin:0}.article-toc ul ul{padding-left:1.25rem;margin-top:.25rem;border-left:1px solid var(--border-subtle)}.article-toc li{margin-bottom:.5rem}.article-toc a{text-decoration:none;color:var(--text-soft);font-size:var(--font-paragraph);font-weight:400;transition:all .2s ease;display:inline-block}.article-toc a:hover{color:var(--accent-violet);transform:translateX(4px)}.article-toc strong,.article-toc b{font-weight:400!important}.article-toc-panel>nav::-webkit-scrollbar{width:6px}.article-toc-panel>nav::-webkit-scrollbar-track{background:0 0}.article-toc-panel>nav::-webkit-scrollbar-thumb{background-color:var(--border-strong);border-radius:var(--radius-pill)}.article-toc-panel>nav::-webkit-scrollbar-thumb:hover{background-color:var(--text-muted)}@media(max-width:576px){.article-toc{padding:var(--space-4);border-radius:var(--space-2)}.article-toc-summary{font-size:.85rem}.article-toc-panel>nav{max-height:260px}}.article-prev-next{margin-top:var(--space-6);margin-bottom:var(--space-2)}.article-prev-next-meta{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:.35rem .5rem;margin-bottom:1rem;font-size:.875rem;color:var(--text-soft)}.article-prev-next-syllabus{font-weight:600;color:var(--brand-700);text-decoration:none;border-bottom:1px solid color-mix(in srgb,var(--brand-700) 35%,transparent);transition:color .2s ease,border-color .2s ease}.article-prev-next-syllabus:hover{color:var(--accent-violet);border-bottom-color:var(--accent-violet);text-decoration:none}.article-prev-next-meta-dot{color:var(--text-muted)}.article-prev-next-count{font-weight:500;color:var(--text-soft)}.article-prev-next-grid{display:grid;grid-template-columns:minmax(0,1fr)minmax(0,1fr);gap:.85rem}.article-prev-next-card{position:relative;display:flex;flex-direction:column;gap:.45rem;min-height:5.5rem;padding:1rem 1.1rem;border:1px solid var(--border);border-radius:var(--radius-md);background:linear-gradient( 180deg,var(--surface-1) 0%,color-mix(in srgb,var(--surface-1) 92%,var(--brand-700) 8%) 100% );box-shadow:0 1px 2px color-mix(in srgb,var(--text-strong) 4%,transparent);text-decoration:none;color:inherit;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease}@supports not (background:color-mix(in srgb,red 50%,blue)){.article-prev-next-card{background:var(--surface-1)}}.article-prev-next-card::before{content:"";position:absolute;inset:0 auto 0 0;width:3px;background:var(--brand-700);opacity:0;transition:opacity .2s ease}.article-prev-next-card--next::before{inset:0 0 0 auto}.article-prev-next-card:hover{border-color:color-mix(in srgb,var(--brand-700) 35%,var(--border));box-shadow:0 8px 20px color-mix(in srgb,var(--brand-700) 12%,transparent);transform:translateY(-1px);text-decoration:none}.article-prev-next-card:hover::before{opacity:1}.article-prev-next-card--next{text-align:right;align-items:flex-end}.article-prev-next-card--empty{visibility:hidden;pointer-events:none;min-height:0;padding:0;border:0;box-shadow:none}.article-prev-next-eyebrow{display:inline-flex;align-items:center;gap:.35rem;font-size:.75rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--brand-700)}.article-prev-next-card--next .article-prev-next-eyebrow{flex-direction:row-reverse}.article-prev-next-arrow{font-size:.95rem;line-height:1}.article-prev-next-title{font-size:.95rem;font-weight:600;line-height:1.45;color:var(--text-strong)}.article-prev-next-card:hover .article-prev-next-title{color:var(--brand-700)}html[data-theme=dark] .article-prev-next-card{background:linear-gradient( 180deg,var(--surface-1) 0%,color-mix(in srgb,var(--surface-1) 90%,var(--accent-violet) 10%) 100% )}html[data-theme=dark] .article-prev-next-syllabus{color:#c4b5fd;border-bottom-color:color-mix(in srgb,#c4b5fd 40%,transparent)}html[data-theme=dark] .article-prev-next-syllabus:hover{color:#ddd6fe;border-bottom-color:#ddd6fe}html[data-theme=dark] .article-prev-next-eyebrow{color:#a78bfa}html[data-theme=dark] .article-prev-next-card:hover .article-prev-next-title{color:#ddd6fe}@media(max-width:768px){.article-prev-next-grid{grid-template-columns:1fr}.article-prev-next-card--next{text-align:left;align-items:flex-start}.article-prev-next-card--next .article-prev-next-eyebrow{flex-direction:row}.article-prev-next-card--empty{display:none}}.related-posts{margin-top:var(--space-7);margin-bottom:var(--space-6);overflow:hidden}.related-posts h2{margin:0 0 1.25rem;font-size:1.2rem;font-weight:800;color:var(--text-strong)}.related-posts a,.related-posts a:hover{text-decoration:none}.related-scroll{display:flex;gap:14px;overflow-x:auto;overflow-y:hidden;padding-bottom:10px;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch}.related-scroll::-webkit-scrollbar{height:6px}.related-scroll::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:4px}.related-card{flex:0 0 272px;width:272px;min-height:148px;display:flex;flex-direction:column;gap:.5rem;padding:1rem 1.1rem;text-decoration:none;color:inherit;scroll-snap-align:start;border:1px solid var(--border);border-radius:var(--radius-md);background:var(--surface-1);box-shadow:0 1px 2px color-mix(in srgb,var(--text-strong) 4%,transparent);transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease}.related-card::before{content:"";position:absolute;inset:0 auto 0 0;width:3px;border-radius:var(--radius-md)0 0 var(--radius-md);background:var(--brand-700);opacity:0;transition:opacity .2s ease}.related-card{position:relative;overflow:hidden}.related-card:hover{border-color:color-mix(in srgb,var(--brand-700) 35%,var(--border));box-shadow:0 4px 14px color-mix(in srgb,var(--text-strong) 8%,transparent);transform:translateY(-1px)}.related-card:hover::before{opacity:1}.related-card-category{display:inline-flex;align-items:center;align-self:flex-start;flex-shrink:0;max-width:100%;padding:.14rem .5rem;font-size:.68rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--brand-700);background:color-mix(in srgb,var(--brand-50) 80%,var(--color-white));border:1px solid color-mix(in srgb,var(--brand-700) 12%,var(--border));border-radius:5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.related-card h3{margin:0;font-size:.95rem;font-weight:700;line-height:1.35;color:var(--text-strong);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.related-card-excerpt{margin:0;flex:1;font-size:.82rem;line-height:1.45;color:var(--text-muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.related-card-meta{margin-top:auto;padding-top:.15rem;font-size:.75rem;font-weight:600;color:var(--text-muted);letter-spacing:.01em}.related-card:hover h3{color:var(--brand-700)}@media(max-width:992px){.related-card{flex:0 0 252px;width:252px}}@media(max-width:576px){.related-posts h2{font-size:1.1rem}.related-scroll{gap:12px}.related-card{flex:0 0 228px;width:228px;min-height:136px;padding:.9rem 1rem}.related-card h3{font-size:.9rem}.related-card-excerpt{font-size:.8rem}}html[data-theme=dark] .related-card::before{background:var(--accent-violet)}html[data-theme=dark] .related-card:hover{border-color:color-mix(in srgb,var(--accent-violet) 40%,var(--border))}html[data-theme=dark] .related-card-category{color:#c4b5fd;background:color-mix(in srgb,var(--accent-violet) 18%,var(--surface-1));border-color:color-mix(in srgb,var(--accent-violet) 24%,var(--border))}html[data-theme=dark] .related-card:hover h3{color:#c4b5fd}.author-box{margin-top:2rem;padding:1rem 1.15rem;border:1px solid #e5e7eb;border-left:4px solid var(--accent-violet);border-radius:12px;background:#fff}.author-box-header{display:flex;align-items:center;gap:.9rem}.author-avatar{width:56px;height:56px;flex-shrink:0;border-radius:50%;object-fit:cover;border:2px solid #e5e7eb;background:#f9fafb}.author-box-identity{flex:1;min-width:0}.author-name{margin:0;font-size:1rem;font-weight:700;line-height:1.25;color:#0f172a}.author-name a{color:inherit;text-decoration:none}.author-name a:hover{color:var(--accent-violet)}.author-title{margin:.15rem 0 0;font-size:.8rem;font-weight:500;line-height:1.3;color:#64748b}.author-box-body{margin-top:.85rem}.author-bio{margin:0;font-size:.88rem;line-height:1.55;color:#334155}.author-box-section{display:flex;flex-wrap:wrap;align-items:center;gap:.45rem;margin-top:.55rem}.author-box-section-label{display:inline-block;font-size:.66rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#94a3b8;flex-shrink:0}.author-box-credentials,.author-box-topics{list-style:none;padding:0;margin:0;display:inline-flex;flex-wrap:wrap;gap:.3rem}.author-box-credentials li{font-size:.72rem;font-weight:600;letter-spacing:.01em;color:#1e3a8a;background:#eef2ff;border:1px solid #c7d2fe;padding:.18rem .55rem;border-radius:5px}.author-box-topics li{font-size:.72rem;font-weight:500;color:#475569;background:#f1f5f9;border:1px solid #e2e8f0;padding:.18rem .55rem;border-radius:999px}.author-box-footer{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.5rem .9rem;margin-top:.85rem;padding-top:.7rem;border-top:1px solid #eef2f7}.author-box-more{display:inline-flex;align-items:center;gap:.35rem;font-size:.85rem;font-weight:600;color:#2563eb;text-decoration:none}.author-box-more:hover{text-decoration:underline}.author-box-more-arrow{display:inline-block;transition:transform .18s ease}.author-box-more:hover .author-box-more-arrow{transform:translateX(3px)}.author-box-socials{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:.3rem}.author-box-socials a{display:inline-flex;align-items:center;padding:.2rem .6rem;font-size:.74rem;font-weight:600;color:#475569;background:#f8fafc;border:1px solid #e2e8f0;border-radius:999px;text-decoration:none;transition:color .15s ease,border-color .15s ease,background .15s ease}.author-box-socials a:hover{color:#2563eb;border-color:#c7d2fe;background:#eef2ff;text-decoration:none}html[data-theme=dark] .author-box{background:var(--bg-article);border-color:var(--border);border-left-color:var(--accent-violet)}html[data-theme=dark] .author-name{color:var(--text-strong)}html[data-theme=dark] .author-title,html[data-theme=dark] .author-bio{color:var(--text-soft)}html[data-theme=dark] .author-box-section-label{color:var(--text-muted)}html[data-theme=dark] .author-box-credentials li{color:#c7d2fe;background:rgba(99,102,241,.1);border-color:rgba(165,180,252,.25)}html[data-theme=dark] .author-box-topics li{color:var(--text-soft);background:rgba(255,255,255,4%);border-color:var(--border)}html[data-theme=dark] .author-box-footer{border-top-color:var(--border)}html[data-theme=dark] .author-box-more{color:#93c5fd}html[data-theme=dark] .author-box-socials a{color:var(--text-soft);background:rgba(255,255,255,4%);border-color:var(--border)}html[data-theme=dark] .author-box-socials a:hover{color:#93c5fd;background:rgba(99,102,241,.12);border-color:rgba(165,180,252,.35)}html[data-theme=dark] .author-lg-avatar{border-color:var(--border);background:var(--surface-1);box-shadow:0 10px 15px -3px rgba(0,0,0,.4)}html[data-theme=dark] .author-profile-info h1{color:var(--text-strong)}html[data-theme=dark] .author-job-title{color:var(--text)}html[data-theme=dark] .author-works-for{color:var(--text-soft)}html[data-theme=dark] .author-works-for a{color:#34d399}html[data-theme=dark] .author-post-count{color:var(--text-muted)}html[data-theme=dark] .author-bio-content{color:var(--text-soft)}html[data-theme=dark] .author-socials a{background:rgba(255,255,255,4%);color:var(--text-soft);border-color:var(--border)}html[data-theme=dark] .author-socials a:hover,html[data-theme=dark] .author-socials a:focus-visible{background:#10b981;color:#fff;border-color:#10b981}html[data-theme=dark] .author-expertise h2,html[data-theme=dark] .author-credentials h2{color:var(--text-strong)}html[data-theme=dark] .expertise-chip{background:rgba(16,185,129,.1);color:#6ee7b7;border-color:rgba(16,185,129,.35)}html[data-theme=dark] a.expertise-chip:hover{background:#10b981;color:#fff;border-color:#10b981}html[data-theme=dark] .credential-item{background:var(--surface-1);border-color:var(--border);border-left-color:#38bdf8}html[data-theme=dark] .credential-name{color:var(--text-strong)}html[data-theme=dark] .credential-id{color:var(--text-muted)}.author-profile-top{display:flex;align-items:center;gap:2rem;margin-bottom:1.5rem}.author-lg-avatar{width:120px;height:120px;border-radius:50%;object-fit:cover;border:4px solid #f1f5f9;box-shadow:0 10px 15px -3px rgba(0,0,0,.1);background-color:#fff}.author-profile-info h1{margin:0;font-size:2rem;color:#0f172a;line-height:1.2}.author-job-title{font-weight:700;font-size:1rem;margin:.4rem 0;letter-spacing:.02em}.author-socials{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:.85rem}.author-socials a{display:inline-flex;align-items:center;text-decoration:none;font-size:.85rem;font-weight:600;padding:.4rem .85rem;background:#f8fafc;color:#475569;border:1px solid #e2e8f0;border-radius:999px;transition:color .15s ease,background .15s ease,border-color .15s ease,transform .15s ease}.author-socials a:hover,.author-socials a:focus-visible{background:#10b981;color:#fff;border-color:#10b981;transform:translateY(-1px)}.author-socials a:focus-visible{outline:2px solid #10b981;outline-offset:2px}.author-bio-content{font-size:1.05rem;line-height:1.7;color:#475569;margin-top:1.5rem}.author-works-for{margin:.4rem 0 0;font-size:.95rem;color:#475569}.author-works-for a{color:#10b981;text-decoration:none;font-weight:600}.author-works-for a:hover{text-decoration:underline}.author-post-count{color:#64748b;font-weight:500}.author-expertise{margin-top:2rem}.page-hero-main .author-expertise{margin-top:clamp(1rem,2vh,1.35rem)}.page-hero-main .author-credentials{margin-top:1.25rem}.page-hero-main .author-expertise h2,.page-hero-main .author-credentials h2{font-size:1rem}.author-expertise h2,.author-credentials h2{font-size:1.15rem;font-weight:700;color:#0f172a;margin:0 0 .75rem}.expertise-chips{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:.5rem}.expertise-chips li{margin:0}.expertise-chip{display:inline-block;padding:.35rem .75rem;background:#ecfdf5;color:#047857;border:1px solid #a7f3d0;border-radius:999px;font-size:.85rem;font-weight:600;text-decoration:none;transition:all .2s ease}a.expertise-chip:hover{background:#10b981;color:#fff;border-color:#10b981}.author-credentials{margin-top:1.75rem}.credential-list{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:.6rem}.credential-item{padding:.7rem .9rem;background:#f8fafc;border:1px solid #e2e8f0;border-left:3px solid #0ea5e9;border-radius:6px;font-size:.9rem;line-height:1.4}.credential-name{display:block;font-weight:600;color:#0f172a}.credential-id{display:inline-block;margin-top:.25rem;font-size:.78rem;color:#64748b;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.author-directory{list-style:none;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1rem}.author-directory li a{display:block;padding:1rem;background:#f8fafc;border:1px solid #e2e8f0;border-radius:8px;text-decoration:none;color:#1e293b;font-weight:600;text-align:center;transition:all .2s}.author-directory li a:hover{border-color:#10b981;background:#fff;color:#10b981}@media(max-width:640px){.author-box{margin-top:1.75rem;padding:.9rem 1rem}.author-box-header{gap:.7rem}.author-avatar{width:44px;height:44px}.author-name{font-size:.92rem}.author-title{font-size:.75rem}.author-box-body{margin-top:.7rem}.author-bio{font-size:.82rem;line-height:1.5}.author-box-section{gap:.3rem;margin-top:.5rem}.author-box-section-label{font-size:.6rem}.author-box-credentials li,.author-box-topics li{font-size:.66rem;padding:.14rem .5rem}.author-box-footer{margin-top:.7rem;padding-top:.6rem;flex-direction:column;align-items:flex-start;gap:.5rem}.author-box-more{font-size:.8rem}.author-box-socials{gap:.25rem}.author-box-socials a{font-size:.7rem;padding:.18rem .55rem}.author-socials{justify-content:center}.author-profile-top{flex-direction:column;text-align:center;gap:1rem}}.archive-lead{margin:.5rem 0 0;font-size:1.05rem;color:#4b5563;max-width:60ch}.archive-intro{margin-top:.75rem;color:#374151;max-width:65ch}.author-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(.85rem,1.5vw,1.15rem);margin-top:1.5rem;align-items:stretch}.author-card{border:1px solid var(--border);border-radius:12px;background:var(--bg-article);overflow:hidden;height:100%;transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease}.author-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:color-mix(in srgb,var(--accent-violet) 45%,var(--border))}.author-card-link{display:flex;gap:1rem;padding:1rem 1.1rem;text-decoration:none;color:inherit;align-items:flex-start;height:100%;min-height:100%}.author-card-link:hover,.author-card-link:focus,.author-card-link:hover *,.author-card-link:focus *{text-decoration:none}.author-card-media{flex-shrink:0}.author-card-avatar{width:72px;height:72px;border-radius:50%;object-fit:cover;border:2px solid var(--border);background:var(--surface-1);display:block}.author-card-avatar-placeholder{display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.75rem;color:var(--brand-700);background:color-mix(in srgb,var(--brand-50) 80%,var(--color-white));border-color:color-mix(in srgb,var(--brand-700) 18%,var(--border))}.author-card-body{flex:1;min-width:0;display:flex;flex-direction:column}.author-card-name{margin:0 0 .15rem;font-size:1.05rem;line-height:1.3;color:var(--text-strong);transition:color .15s ease}.author-card-link:hover .author-card-name,.author-card-link:focus-visible .author-card-name{color:var(--accent-violet)}.author-card-job{margin:0 0 .4rem;font-size:.85rem;color:var(--text-muted);font-weight:500}.author-card-bio{margin:0 0 .4rem;font-size:.85rem;color:var(--text-soft);line-height:1.45;display:-webkit-box;-webkit-line-clamp:3;line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;flex:1}.author-card-meta{margin:0;margin-top:auto;font-size:.78rem;color:var(--text-muted);font-weight:600;text-transform:uppercase;letter-spacing:.02em}@media(max-width:992px){.author-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:600px){.author-grid{grid-template-columns:1fr}.author-card-avatar,.author-card-avatar-placeholder{width:60px;height:60px;font-size:1.4rem}}html[data-theme=dark] .author-card:hover{border-color:color-mix(in srgb,var(--accent-violet) 55%,var(--border))}html[data-theme=dark] .author-card-link:hover .author-card-name,html[data-theme=dark] .author-card-link:focus-visible .author-card-name{color:#c4b5fd}.course-hub{max-width:var(--content-max);margin:0 auto;padding:var(--space-5)var(--space-4)var(--space-7);color:var(--text)}.course-hub--with-hero{display:block;max-width:none;margin:0;padding:0;background:0 0;border:none;box-shadow:none}.course-hub-surface{width:100%;max-width:none;margin-inline:0;padding:clamp(1.1rem,2vw,1.5rem);padding-bottom:var(--space-7)}.course-hero{display:grid;grid-template-columns:minmax(0,1fr);gap:var(--space-5);padding:clamp(1.5rem,3vw,2.5rem);margin-bottom:var(--space-5);background:radial-gradient(120% 100% at 0% 0%,rgba(76,29,149,6%) 0%,transparent 60%),radial-gradient(120% 100% at 100% 100%,rgba(37,99,235,6%) 0%,transparent 60%),var(--bg-article);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}@media(min-width:768px){.course-hero{grid-template-columns:minmax(0,1.4fr)minmax(0,1fr);align-items:center}}.course-eyebrow{display:inline-block;margin:0 0 var(--space-3);padding:4px 12px;font-size:.8125rem;font-weight:600;letter-spacing:.02em;color:var(--accent-violet);background:var(--brand-50);border-radius:var(--radius-pill);text-transform:uppercase}.course-title{margin:0 0 var(--space-3);font-size:clamp(1.75rem,1.2rem + 2vw,2.5rem);line-height:1.15;letter-spacing:-.015em;color:var(--text-strong)}.course-tagline{margin:0 0 var(--space-4);font-size:1.0625rem;line-height:1.65;color:var(--text-soft)}.course-badges{list-style:none;margin:0 0 var(--space-5);padding:0;display:flex;flex-wrap:wrap;gap:var(--space-2)}.course-badges li{display:inline-flex;align-items:center;gap:6px;padding:8px 12px;font-size:.875rem;color:var(--text-soft);background:var(--surface-1);border:1px solid var(--border-subtle);border-radius:var(--radius-pill)}.course-badges li strong{color:var(--text-strong);font-weight:700}.course-badges svg,.course-badges span:first-child:not(:only-child),.course-badge-icon,.course-badge-icon svg{width:18px;height:18px;flex-shrink:0;color:var(--accent-violet);fill:currentColor}.course-cta-row{display:flex;flex-wrap:wrap;gap:var(--space-3)}.course-cta-primary,.course-cta-secondary{display:inline-flex;align-items:center;gap:8px;padding:12px 22px;font-weight:600;font-size:1rem;border-radius:var(--radius-md);text-decoration:none;transition:transform .15s ease,box-shadow .15s ease,background .15s ease}.course-cta-primary{color:var(--color-white);background:linear-gradient(120deg,var(--brand-900) 0%,var(--accent-violet) 100%);box-shadow:var(--shadow-md)}.course-cta-primary:hover{text-decoration:none;transform:translateY(-1px);box-shadow:var(--shadow-lg)}.course-cta-primary .course-arrow{transition:transform .2s ease}.course-cta-primary:hover .course-arrow{transform:translateX(3px)}.course-cta-secondary{color:var(--text-strong);background:var(--surface-1);border:1px solid var(--border-strong)}.course-cta-secondary:hover{text-decoration:none;background:var(--surface-2)}.course-hero-media{margin:0}.course-hero-media img{width:100%;height:auto;border-radius:var(--radius-md);box-shadow:var(--shadow-md)}.course-meta{display:flex;flex-wrap:wrap;align-items:center;gap:6px;margin:0 var(--space-3)var(--space-5);font-size:.9375rem;color:var(--text-muted)}.course-meta a{color:var(--accent-blue);font-weight:600}.course-meta-dot{color:var(--border-strong)}.course-intro{margin:0 0 var(--space-6);padding:0 var(--space-3);font-size:var(--font-paragraph);line-height:1.75;color:var(--text)}.course-intro p{margin:0 0 var(--space-4);font-size:inherit;line-height:inherit;color:inherit}.course-intro a{color:var(--link-article);text-decoration:underline;text-decoration-color:rgba(37,99,235,.35);text-underline-offset:3px}.course-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:var(--space-4);margin-bottom:var(--space-7)}@media(min-width:768px){.course-grid{grid-template-columns:minmax(0,1fr)minmax(0,1fr)}}.course-card{padding:var(--space-5);background:var(--bg-article);border:1px solid var(--border-subtle);border-radius:var(--radius-md);box-shadow:var(--shadow-sm)}.course-card h2{margin:0 0 var(--space-3);font-size:1.125rem;font-weight:700;color:var(--text-strong);letter-spacing:-.005em}.course-card ul{margin:0;padding-left:0;list-style:none}.course-card li{position:relative;padding:6px 0 6px 28px;font-size:.9375rem;line-height:1.55;color:var(--text-soft)}.course-card a{color:var(--link-prose);text-decoration:none;border-bottom:1px solid transparent;transition:border-color .2s ease}.course-card a:hover{border-bottom-color:var(--link-prose)}.course-card--outcomes li::before{content:"";position:absolute;left:0;top:12px;width:18px;height:18px;background:var(--accent-green);border-radius:50%;mask:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="white" stroke-width="3" stroke-linecap="round" stroke-linejoin="round"><polyline points="20 6 9 17 4 12"/></svg>')no-repeat center/70%;-webkit-mask:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="white" stroke-width="3" stroke-linecap="round" stroke-linejoin="round"><polyline points="20 6 9 17 4 12"/></svg>')no-repeat center/70%}.course-card--prereqs li::before{content:"•";position:absolute;left:6px;top:4px;font-size:1.25rem;font-weight:700;color:var(--accent-violet)}.course-syllabus{margin-top:var(--space-6)}.course-syllabus-head{display:flex;flex-wrap:wrap;align-items:baseline;gap:var(--space-3);margin:0 var(--space-3)var(--space-4);padding-bottom:var(--space-3);border-bottom:2px solid var(--border-subtle)}.course-syllabus-head h2{margin:0;font-size:1.5rem;font-weight:700;letter-spacing:-.01em;color:var(--text-strong)}.course-syllabus-summary{margin:0;font-size:.9375rem;color:var(--text-muted)}.course-chapters{list-style:none;padding:0;margin:0;counter-reset:chapter}.course-chapter{margin-bottom:var(--space-3)}.course-chapter-details{background:var(--bg-article);border:1px solid var(--border-subtle);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);overflow:hidden;transition:box-shadow .2s ease,border-color .2s ease}.course-chapter-details:hover{border-color:var(--border-strong)}.course-chapter-details[open]{box-shadow:var(--shadow-md);border-color:var(--brand-100)}.course-chapter-summary{display:grid;grid-template-columns:auto 1fr auto auto;align-items:center;gap:var(--space-3);padding:var(--space-4);cursor:pointer;list-style:none;user-select:none;font-size:1rem}.course-chapter-summary::-webkit-details-marker{display:none}.course-chapter-no{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;font-weight:700;font-size:.9375rem;color:var(--brand-900);background:var(--brand-50);border-radius:50%}.course-chapter-title{font-weight:600;color:var(--text-strong);font-size:1.0625rem;line-height:1.4}.course-chapter-count{font-size:.8125rem;font-weight:500;color:var(--text-muted);white-space:nowrap}.course-chapter-chevron{color:var(--text-muted);transition:transform .2s ease}.course-chapter-details[open] .course-chapter-chevron{transform:rotate(90deg);color:var(--accent-violet)}.course-lessons{list-style:none;margin:0;padding:0 0 var(--space-3);border-top:1px solid var(--border-subtle)}.course-lesson{margin:0}.course-lesson-link{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:var(--space-3);padding:10px var(--space-4)10px 64px;text-decoration:none;color:var(--text);border-left:3px solid transparent;transition:background .15s ease,border-color .15s ease,color .15s ease}.course-lesson-link:hover{text-decoration:none;background:var(--surface-1);border-left-color:var(--accent-violet);color:var(--text-strong)}.course-lesson-no{font-size:.75rem;font-weight:700;letter-spacing:.04em;color:var(--accent-violet);text-transform:uppercase;min-width:52px}.course-lesson-title{font-size:.9375rem;font-weight:500;line-height:1.45;color:inherit}.course-lesson-time{font-size:.8125rem;color:var(--text-muted);white-space:nowrap}.course-lesson--missing{padding:10px var(--space-4)10px 64px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:var(--space-3);opacity:.55;font-style:italic}.course-lesson--missing .course-lesson-time{color:var(--accent-red);font-style:normal}html[data-theme=dark] .course-hero{background:radial-gradient(120% 100% at 0% 0%,rgba(167,139,250,.14) 0%,transparent 60%),radial-gradient(120% 100% at 100% 100%,rgba(59,130,246,.12) 0%,transparent 60%),var(--bg-article);border-color:var(--border-subtle)}html[data-theme=dark] .course-eyebrow{color:#c4b5fd;background:rgba(167,139,250,.14)}html[data-theme=dark] .course-cta-secondary{color:var(--text-strong);background:var(--surface-1);border-color:var(--border-strong)}html[data-theme=dark] .course-chapter-no{color:#c4b5fd;background:rgba(167,139,250,.14)}html[data-theme=dark] .course-chapter-details[open]{border-color:rgba(167,139,250,.35)}html[data-theme=dark] .course-lesson-no{color:#c4b5fd}html[data-theme=dark] .course-lesson-link:hover{border-left-color:#c4b5fd}@media(max-width:575px){.course-hub{padding:var(--space-3)var(--space-3)var(--space-6)}.course-hero{padding:var(--space-4)}.course-cta-secondary{padding:10px 16px;font-size:.9rem}.course-chapter-summary{grid-template-columns:auto 1fr;grid-template-areas:"no   title" "no   count";row-gap:2px;padding:var(--space-3)var(--space-4)var(--space-3)var(--space-3)}.course-chapter-no{grid-area:no}.course-chapter-title{grid-area:title}.course-chapter-count{grid-area:count}.course-chapter-chevron{position:absolute;right:14px;top:50%;transform:translateY(-50%)}.course-chapter-details[open] .course-chapter-chevron{transform:translateY(-50%)rotate(90deg)}.course-chapter-summary{position:relative}.course-lesson-link,.course-lesson--missing{grid-template-columns:1fr auto;grid-template-areas:"no   time" "title title";padding:10px var(--space-3);row-gap:2px}.course-lesson-no{grid-area:no}.course-lesson-title{grid-area:title}.course-lesson-time{grid-area:time}}