.learning-public,
.learning-workspace {
  --learning-canvas: light-dark(#f7f8f4, #101713);
  --learning-surface: light-dark(#ffffff, #18231d);
  --learning-surface-muted: light-dark(#e8f2eb, #1d2c24);
  --learning-ink: light-dark(#18211d, #f2f7f3);
  --learning-muted: light-dark(#5f6d66, #b7c5bc);
  --learning-line: light-dark(rgba(24, 33, 29, 0.16), rgba(229, 239, 232, 0.2));
  --learning-control-border: light-dark(rgba(24, 33, 29, 0.35), rgba(229, 239, 232, 0.34));
  --learning-accent: light-dark(#176b4d, #77d3aa);
  --learning-accent-strong: light-dark(#0d4733, #a3e5c6);
  --learning-on-accent: light-dark(#ffffff, #092018);
  --learning-visual-soft: light-dark(#d5e8dd, #29483a);
  --learning-visual-deep: light-dark(#174d38, #0b2e20);
  /* --form-control-border: definição única em application.css (D2). */
  --form-control-radius: var(--workspace-radius-control, .35rem);
  --form-control-background: var(--learning-surface);
  --form-control-color: var(--learning-ink);
  --form-focus-color: var(--learning-accent);
  --form-label-color: var(--learning-muted);
  --form-help-color: var(--learning-muted);
  --form-actions-background: var(--learning-canvas);
  color: var(--learning-ink);
  background-color: var(--learning-canvas);
  font-family: var(--font-sans);
}

/* Na área logada o braço herda papel, tinta e réguas do chrome; só o acento
   verde (e seus derivados) permanece como identidade do learning. */
.workspace-chrome .learning-public,
.workspace-chrome .learning-workspace {
  --learning-canvas: var(--workspace-canvas);
  --learning-surface: var(--workspace-surface);
  --learning-surface-muted: var(--workspace-surface-muted);
  --learning-ink: var(--workspace-ink);
  --learning-muted: var(--workspace-muted);
  --learning-line: var(--workspace-rule);
  --learning-control-border: var(--workspace-rule-strong);
  --learning-accent: var(--workspace-learning-accent, light-dark(#176b4d, #77d3aa));
  --form-error-color: var(--workspace-danger);
}

.learning-public *,
.learning-workspace * { box-sizing: border-box; }
.learning-public a:not(.workspace-button),
.learning-workspace a:not(.workspace-button) { color: inherit; }
.learning-public h1,
.learning-public h2,
.learning-public h3,
.learning-public p,
.learning-workspace h1,
.learning-workspace h2,
.learning-workspace h3,
.learning-workspace p { margin-top: 0; }

.learning-domain-nav,
.learning-reader-nav {
  align-items: center;
  display: flex;
  gap: 1.25rem;
  margin: 0 auto;
  max-width: var(--workspace-content-width, 1180px);
  min-height: 3.25rem;
  padding: 0 var(--workspace-gutter, 1.5rem);
}

.learning-domain-nav a,
.learning-reader-nav a {
  align-items: center;
  border-bottom: 2px solid transparent;
  display: inline-flex;
  font-size: .82rem;
  font-weight: 600;
  min-height: 2.75rem;
  padding: 1rem 0 .8rem;
  text-decoration: none;
}

.learning-domain-nav a[aria-current="page"],
.learning-reader-nav a[aria-current="page"] { border-color: var(--learning-accent); }

.learning-eyebrow {
  color: var(--learning-accent);
  font-size: .6875rem;
  font-weight: 700;
  letter-spacing: .12em;
  margin-bottom: .65rem;
  text-transform: uppercase;
}
.learning-catalog-shell,
.learning-detail-highlights,
.learning-detail-body,
.learning-detail-faq,
.learning-detail-closing,
.learning-certificate,
.learning-workspace {
  margin: 0 auto;
  max-width: var(--workspace-content-width, 1180px);
  padding-left: var(--workspace-gutter, 1.5rem);
  padding-right: var(--workspace-gutter, 1.5rem);
}
.learning-catalog-shell { padding-bottom: calc(6rem + env(safe-area-inset-bottom)); padding-top: clamp(1.75rem, 4vw, 3.5rem); }
.learning-catalog-shell__heading,
.learning-workspace-header {
  align-items: end;
  border-bottom: 1px solid var(--learning-line);
  display: flex;
  justify-content: space-between;
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
}
.learning-catalog-shell__heading h1,
.learning-workspace-header h1 {
  font-size: clamp(2rem, 4vw, 3.7rem);
  letter-spacing: -.055em;
  line-height: .98;
  margin-bottom: 0;
}
.learning-catalog-shell__heading > p,
.learning-workspace-header > p { color: var(--learning-muted); max-width: 38ch; }
.learning-catalog-shell__heading > p { margin-bottom: 0; text-align: right; }
.learning-catalog-shell__heading > p strong { color: var(--learning-ink); font-size: 1.15rem; }
.learning-workspace-count { margin-bottom: 0; text-align: right; }
.learning-workspace-count strong { color: var(--learning-ink); font-size: 1.15rem; }
.learning-workspace-header h1 + p { color: var(--learning-muted); margin: .6rem 0 0; max-width: 48ch; }
.learning-catalog-count { color: var(--learning-muted); font-size: .8rem; margin: 1.2rem 0 .4rem; }

.learning-filters {
  align-items: end;
  display: grid;
  gap: 1rem;
  grid-template-columns: minmax(240px, 1fr) auto auto;
  margin-bottom: 2.5rem;
}
.learning-filters__advanced { min-width: 10rem; width: min(30rem, 45vw); }
.learning-filters__advanced > summary { min-height: var(--form-control-min-height); display: flex; align-items: center; justify-content: space-between; border: 1px solid var(--form-control-border); border-radius: var(--form-control-radius); background: var(--form-control-background); padding: var(--form-control-padding-block) var(--form-control-padding-inline); color: var(--learning-ink); cursor: pointer; font-size: var(--form-control-font-size); font-weight: 700; list-style: none; }
.learning-filters__advanced > summary::-webkit-details-marker { display: none; }
.learning-filters__advanced > summary::after { content: "+"; color: var(--learning-accent); font-size: 1.1rem; }
.learning-filters__advanced[open] > summary::after { content: "−"; }
.learning-filters__advanced-grid { display: grid; gap: .8rem; min-width: 0; width: 100%; margin-top: .65rem; border-top: 1px solid var(--learning-line); padding-top: .8rem; }
.learning-field { display: grid; gap: var(--form-field-gap); }

.learning-catalog-list { border-top: 1px solid var(--learning-line); }
.learning-catalog-item {
  align-items: stretch;
  border-bottom: 1px solid var(--learning-line);
  display: grid;
  gap: clamp(1.5rem, 4vw, 4rem);
  grid-template-columns: minmax(220px, .72fr) minmax(0, 1.28fr);
  padding: 2rem 0;
}
.learning-catalog-item__visual {
  aspect-ratio: 3 / 2;
  background: linear-gradient(145deg, var(--learning-visual-soft), var(--learning-visual-deep));
  display: grid;
  overflow: hidden;
  place-items: center;
  text-decoration: none;
}
.learning-catalog-item__visual picture,
.learning-catalog-item__visual img { height: 100%; object-fit: cover; width: 100%; }
.learning-catalog-item__visual > span { color: #fff; font-size: .72rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; }
.learning-catalog-item__body { align-self: center; }
.learning-catalog-item__body h2 { font-size: clamp(1.5rem, 3vw, 2.55rem); letter-spacing: -.045em; line-height: 1; margin-bottom: .9rem; }
.learning-catalog-item__body h2 a { text-decoration: none; }
.learning-catalog-item__body h2 a:hover { color: var(--learning-accent); }
.learning-catalog-item__body > p:not(.learning-eyebrow) { color: var(--learning-muted); line-height: 1.65; max-width: 65ch; }
.learning-catalog-item__meta { color: var(--learning-muted); display: flex; font-size: .78rem; gap: 1.5rem; margin-top: 1.4rem; }

.learning-pagination { align-items: center; display: flex; gap: 1rem; justify-content: center; padding-top: 2rem; }
.learning-pagination a { align-items: center; color: var(--learning-accent); display: inline-flex; font-weight: 700; min-height: var(--control-min-height, 2.75rem); }
.learning-pagination span { color: var(--learning-muted); font-size: .8rem; }
.learning-muted { color: var(--learning-muted); }

.learning-breadcrumb { display: flex; gap: .55rem; margin: 2rem auto; max-width: var(--workspace-content-width, 1180px); padding: 0 var(--workspace-gutter, 1.5rem); color: var(--learning-muted); font-size: .78rem; }
.learning-detail-hero {
  display: grid;
  gap: clamp(2rem, 5vw, 5rem);
  grid-template-columns: minmax(0, 1.15fr) minmax(300px, .85fr);
  margin: 0 auto;
  max-width: var(--workspace-content-width, 1180px);
  padding: 0 var(--workspace-gutter, 1.5rem) 5rem;
}
.learning-detail-hero__visual { min-height: 480px; overflow: hidden; }
.learning-detail-hero__visual picture,
.learning-detail-hero__visual img { height: 100%; object-fit: cover; width: 100%; }
.learning-cover-fallback { background: linear-gradient(155deg, var(--learning-visual-soft) 0%, var(--learning-visual-deep) 100%); color: #fff; display: flex; flex-direction: column; height: 100%; justify-content: end; min-height: 480px; padding: clamp(2rem, 5vw, 4rem); }
.learning-cover-fallback span { font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; }
.learning-cover-fallback strong { font-size: clamp(2rem, 4.5vw, 4rem); letter-spacing: -.06em; line-height: .95; max-width: 12ch; }
.learning-detail-hero__copy { align-self: center; }
.learning-detail-hero__copy h1 { font-size: clamp(2.7rem, 5.6vw, 5.2rem); letter-spacing: -.07em; line-height: .9; margin-bottom: 1.3rem; }
.learning-detail-hero__copy > p:not(.learning-eyebrow) { color: var(--learning-muted); line-height: 1.75; }
.learning-detail-teaser { align-items: center; border-bottom: 1px solid var(--learning-line); color: var(--learning-accent); display: inline-flex; font-size: .8rem; font-weight: 700; gap: .55rem; margin-top: .4rem; min-height: 2.75rem; text-decoration: none; }
.learning-detail-teaser span[aria-hidden="true"] { transition: transform var(--workspace-motion-fast, 180ms) var(--workspace-ease, ease); }
.learning-detail-teaser:hover span[aria-hidden="true"] { transform: translate(.16rem, -.16rem); }
#learning-enroll { scroll-margin-top: 2rem; }
.learning-detail-facts { border-block: 1px solid var(--learning-line); display: grid; grid-template-columns: 1fr 1fr; margin: 1.7rem 0; padding: 1rem 0; }
.learning-detail-facts dt { color: var(--learning-muted); font-size: .7rem; text-transform: uppercase; }
.learning-detail-facts dd { font-size: .9rem; margin: .2rem 0 0; }
.learning-detail-facts__role { color: var(--learning-muted); display: block; font-size: .78rem; margin-top: .2rem; }
.learning-purchase { display: grid; gap: .55rem; }
.learning-purchase form { margin: 0; }
.learning-purchase .workspace-button { width: 100%; }
.learning-purchase > span { color: var(--learning-muted); font-size: .74rem; line-height: 1.5; }
.learning-detail-highlights { border-top: 1px solid var(--learning-line); display: grid; gap: 4rem; grid-template-columns: .7fr 1.3fr; padding-bottom: 4.5rem; padding-top: 4.5rem; }
.learning-detail-highlights h2,
.learning-detail-faq h2,
.learning-detail-closing h2 { font-size: clamp(2rem, 3.5vw, 3.2rem); letter-spacing: -.055em; line-height: 1; }
.learning-detail-highlights__columns { display: grid; gap: clamp(2rem, 5vw, 4rem); grid-template-columns: repeat(2, minmax(0, 1fr)); }
.learning-detail-highlights__columns h3 { font-size: .8rem; letter-spacing: .08em; margin-bottom: .8rem; text-transform: uppercase; }
.learning-editorial-list { list-style: none; margin: 0; padding: 0; }
.learning-editorial-list li { border-top: 1px solid var(--learning-line); line-height: 1.55; padding: 1rem 0; }
.learning-editorial-list li::before { color: var(--learning-accent); content: "—"; margin-right: .65rem; }
.learning-detail-body { border-top: 1px solid var(--learning-line); display: grid; gap: 4rem; grid-template-columns: .7fr 1.3fr; padding-bottom: 6rem; padding-top: 4rem; }
.learning-detail-body h2 { font-size: clamp(2rem, 3.5vw, 3.2rem); letter-spacing: -.055em; line-height: 1; }
.learning-syllabus article { border-top: 1px solid var(--learning-line); display: grid; gap: 1.2rem; grid-template-columns: 2rem 1fr; padding: 1.3rem 0; }
.learning-syllabus article > span { color: var(--learning-accent); font: 700 .75rem var(--font-mono); }
.learning-syllabus h3 { font-size: 1.15rem; margin-bottom: .35rem; }
.learning-syllabus p { color: var(--learning-muted); margin-bottom: .35rem; }
.learning-syllabus small { color: var(--learning-muted); }
.learning-detail-faq { border-top: 1px solid var(--learning-line); display: grid; gap: 4rem; grid-template-columns: .7fr 1.3fr; padding-bottom: 5rem; padding-top: 4.5rem; }
.learning-detail-faq details { border-top: 1px solid var(--learning-line); }
.learning-detail-faq details:last-child { border-bottom: 1px solid var(--learning-line); }
.learning-detail-faq summary { align-items: center; cursor: pointer; display: flex; font-size: 1rem; font-weight: 700; gap: 1rem; justify-content: space-between; list-style: none; min-height: 4rem; }
.learning-detail-faq summary::-webkit-details-marker { display: none; }
.learning-detail-faq summary::after { color: var(--learning-accent); content: "+"; flex: 0 0 auto; font-size: 1.35rem; font-weight: 450; }
.learning-detail-faq details[open] summary::after { content: "−"; }
.learning-detail-faq details p { color: var(--learning-muted); line-height: 1.7; margin: 0; max-width: 68ch; padding: 0 2.5rem 1.4rem 0; }
.learning-detail-closing { align-items: end; border-block: 1px solid var(--learning-line); display: flex; gap: 2rem; justify-content: space-between; margin-bottom: 6rem; padding-bottom: 3.5rem; padding-top: 3.5rem; }
.learning-detail-closing .workspace-button { flex: 0 0 auto; min-width: min(18rem, 100%); }

[data-controller~="reveal"].reveal-pending { opacity: 1; transform: translateY(1.25rem); }
[data-controller~="reveal"].reveal-visible { opacity: 1; transform: none; transition: transform var(--workspace-motion-deliberate, 420ms) var(--workspace-ease, cubic-bezier(.2, .8, .2, 1)); }

.learning-certificate { padding-bottom: 6rem; }
.learning-certificate > header { max-width: 720px; padding: 5rem 0 2.5rem; }
.learning-certificate > header h1 { font-size: clamp(2.5rem, 6vw, 5rem); letter-spacing: -.065em; line-height: .92; }
.learning-certificate > header > p:last-child { color: var(--learning-muted); line-height: 1.7; }
.learning-certificate__result { border-block: 1px solid var(--learning-line); padding: 2rem 0; }
.learning-certificate__identity { display: flex; justify-content: space-between; margin: 0; gap: 1rem; }
.learning-certificate__identity div { display: grid; gap: .35rem; }
.learning-certificate__identity div:last-child { text-align: right; }
.learning-certificate dt { color: var(--learning-muted); font-size: .7rem; text-transform: uppercase; }

.learning-certificate__notice { color: var(--learning-muted); line-height: 1.6; margin-top: 1rem; max-width: 62ch; }
.learning-certificate__result dl:not(.learning-certificate__identity) { display: grid; grid-template-columns: repeat(3, 1fr); margin: 2rem 0; }
.learning-certificate__result dl div { border-top: 1px solid var(--learning-line); padding-top: .8rem; }
.learning-certificate__result dd { margin: .3rem 0 0; }

.learning-workspace { padding-bottom: calc(5rem + env(safe-area-inset-bottom)); }
.learning-reader-header { align-items: end; border-bottom: 1px solid var(--learning-line); display: flex; justify-content: space-between; padding: 3rem 0 1.5rem; }
.learning-reader-header h1 { font-size: clamp(2rem, 4vw, 3.7rem); letter-spacing: -.055em; line-height: .98; margin-bottom: .55rem; }
.learning-reader-header p { color: var(--learning-muted); margin-bottom: 0; }
.learning-reader-header__progress { min-width: 210px; text-align: right; }
.learning-reader-header__progress strong { display: block; font-size: 2rem; letter-spacing: -.05em; }
.learning-reader-header__progress span { color: var(--learning-muted); font-size: .75rem; }
.learning-progress-bar {
  width: 100%;
  height: 4px;
  display: block;
  margin-top: .7rem;
  overflow: hidden;
  appearance: none;
  -webkit-appearance: none;
  border: 0;
  border-radius: 0;
  background: var(--learning-surface-muted);
  color: var(--learning-accent);
}
.learning-progress-bar::-webkit-progress-bar { background: var(--learning-surface-muted); }
.learning-progress-bar::-webkit-progress-value { background: var(--learning-accent); }
.learning-progress-bar::-moz-progress-bar { background: var(--learning-accent); }
.learning-view-tabs { border-bottom: 1px solid var(--learning-line); display: flex; gap: 1.4rem; overflow-x: auto; }
.learning-view-tabs a { align-items: center; border-bottom: 2px solid transparent; display: inline-flex; font-size: .82rem; font-weight: 600; min-height: 2.75rem; padding: 1rem 0 .8rem; text-decoration: none; white-space: nowrap; }
.learning-view-tabs a[aria-current="page"] { border-color: var(--learning-accent); color: var(--learning-accent); }
.learning-offline-panel {
  border-bottom: 1px solid var(--learning-line);
  padding: .7rem 0;
}
.learning-offline-panel__summary {
  align-items: center;
  cursor: pointer;
  display: flex;
  gap: 1rem 2rem;
  justify-content: space-between;
  list-style: none;
  min-height: 3.25rem;
}
.learning-offline-panel__summary::-webkit-details-marker { display: none; }
.learning-offline-panel__summary::after { color: var(--learning-accent); content: "+"; flex: 0 0 auto; font-size: 1.25rem; font-weight: 500; }
.learning-offline-panel[open] > .learning-offline-panel__summary::after { content: "−"; }
.learning-offline-panel__summary .learning-eyebrow { display: block; margin: 0 0 .15rem; }
.learning-offline-panel__summary strong { font-family: var(--font-display); font-size: 1.05rem; }
.learning-offline-panel__body {
  align-items: start;
  border-top: 1px solid var(--learning-line);
  display: grid;
  gap: 1.5rem 2rem;
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, .9fr);
  margin-top: .7rem;
  padding: 1.5rem 0 .8rem;
}
.learning-offline-panel__copy h2 { font-size: clamp(1.25rem, 2.4vw, 1.75rem); letter-spacing: -.035em; margin-bottom: .5rem; }
.learning-offline-panel__copy > p:not(.learning-eyebrow) { color: var(--learning-muted); font-size: .84rem; line-height: 1.55; max-width: 68ch; }
.learning-offline-panel__summary > .workspace-status { flex: 1 1 20rem; margin-left: auto; max-width: 34rem; }
.learning-offline-panel__facts { display: grid; gap: .9rem 1.25rem; grid-template-columns: 1fr 1fr; margin: 0; }
.learning-offline-panel__facts div { border-top: 1px solid var(--learning-line); min-width: 0; padding-top: .55rem; }
.learning-offline-panel__facts dt { color: var(--learning-muted); font-size: .66rem; letter-spacing: .04em; text-transform: uppercase; }
.learning-offline-panel__facts dd { font-size: .82rem; font-weight: 600; margin: .25rem 0 0; overflow-wrap: anywhere; }
.learning-offline-panel__actions { display: flex; flex-wrap: wrap; gap: .65rem; grid-column: 1 / -1; }
.learning-offline-panel__failures { border-top: 1px solid var(--learning-line); grid-column: 1 / -1; padding-top: .9rem; }
.learning-offline-panel__failures summary { cursor: pointer; font-size: .84rem; font-weight: 700; min-height: 2.75rem; padding-block: .65rem; }
.learning-offline-panel__failures > p { color: var(--learning-muted); font-size: .78rem; margin: 0 0 .7rem; }
.learning-offline-panel__failures ol { display: grid; gap: .5rem; margin: 0; padding-left: 1.25rem; }
.learning-offline-panel__failures li { align-items: center; border-top: 1px solid var(--learning-line); display: flex; flex-wrap: wrap; gap: .5rem 1rem; justify-content: space-between; padding-top: .55rem; }
.learning-offline-panel__failures li span { font-size: .78rem; overflow-wrap: anywhere; }
.learning-reader-layout { display: grid; gap: 3rem; grid-template-columns: minmax(0, 1fr) 240px; padding-top: 2rem; }
.learning-reader-panel > header { border-bottom: 1px solid var(--learning-line); margin-bottom: 2rem; padding-bottom: 1.3rem; }
.learning-reader-panel > header h2 { font-size: clamp(1.8rem, 3.5vw, 3rem); letter-spacing: -.05em; line-height: 1; }
.learning-reader-panel > header > p:last-child { color: var(--learning-muted); line-height: 1.6; max-width: 65ch; }
.learning-reader-context { border-left: 1px solid var(--learning-line); display: grid; gap: 2rem; align-content: start; padding-left: 1.5rem; }
.learning-reader-context > div { display: grid; gap: .6rem; }
.learning-reader-context p { color: var(--learning-muted); font-size: .8rem; line-height: 1.55; margin-bottom: 0; }
.learning-reader-context strong { font-size: .86rem; }
.learning-reader-context a { color: var(--learning-accent); font-size: .78rem; font-weight: 700; }
.learning-reader-context form { margin: 0; }
.learning-next-step { background: var(--learning-surface-muted); border-left: 3px solid var(--learning-accent); padding: 1.5rem; }
.learning-next-step > span { color: var(--learning-muted); font-size: .7rem; text-transform: uppercase; }
.learning-next-step h3 { font-size: 1.6rem; letter-spacing: -.035em; margin: .45rem 0; }
.learning-next-step p { color: var(--learning-muted); }
.learning-study-facts { border-block: 1px solid var(--learning-line); display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 2rem; padding: 1rem 0; }
.learning-certificate-claim { margin-top: 2rem; }
.learning-certificate-claim code { font: 700 .9rem var(--font-mono); letter-spacing: .02em; }
.learning-certificate-claim form { margin: .4rem 0 0; }
.learning-study-facts dt { color: var(--learning-muted); font-size: .7rem; text-transform: uppercase; }
.learning-study-facts dd { font-size: 1.2rem; margin: .3rem 0 0; }

.learning-track-module { border-top: 1px solid var(--learning-line); padding: 1.4rem 0; }
.learning-track-module__heading { display: grid; gap: 1rem; grid-template-columns: 2rem 1fr; }
.learning-track-module__heading > span { color: var(--learning-accent); font: 700 .75rem var(--font-mono); }
.learning-track-module__heading h3 { margin-bottom: .3rem; }
.learning-track-module__heading p { color: var(--learning-muted); }
.learning-track-module ol { list-style: none; margin: .8rem 0 0 3rem; padding: 0; }
.learning-track-module li { align-items: center; border-top: 1px solid var(--learning-line); display: flex; justify-content: space-between; min-height: 3.4rem; }
.learning-track-module li > a,
.learning-track__locked { display: grid; gap: .2rem; padding: .7rem 0; text-decoration: none; }
.learning-track-module li small { color: var(--learning-muted); }
.learning-track-module li form { margin: 0; }

.learning-prose { color: var(--learning-ink); font-family: var(--font-display); font-size: 1.06rem; line-height: 1.85; max-width: 72ch; }
.learning-prose__paragraph { margin-bottom: 1.25rem; }
.learning-activity-actions { align-items: center; border-block: 1px solid var(--learning-line); display: flex; flex-wrap: wrap; gap: .7rem; margin: 2rem 0; padding: 1rem 0; }
.learning-activity-actions form { margin: 0; }
.learning-study-grid { display: grid; gap: 2rem; grid-template-columns: 1fr 1fr; }
.learning-study-grid > section { border-top: 1px solid var(--learning-line); padding-top: 1.2rem; }
.learning-stack-form { display: grid; gap: var(--form-stack-gap); }
.learning-assessments { border-top: 1px solid var(--learning-line); margin-top: 3rem; padding-top: 2rem; }
.learning-assessment { border-top: 1px solid var(--learning-line); padding: .9rem 0; }
.learning-assessment summary { cursor: pointer; display: flex; font-weight: 700; justify-content: space-between; }
.learning-assessment summary small { color: var(--learning-muted); font-weight: 500; }
.learning-assessment-result { background: var(--learning-surface-muted); border-left: 3px solid var(--learning-accent); margin: 1rem 0; padding: 1rem 1.2rem; }
.learning-assessment-result[data-passed="false"] { border-left-color: var(--form-error-color); }
.learning-assessment-result p { color: var(--learning-muted); margin: .35rem 0 0; }
.learning-assessment-result__feedback { border-top: 1px solid var(--learning-line); padding-top: .6rem; }
.learning-materials-list article { align-items: center; border-top: 1px solid var(--learning-line); display: flex; justify-content: space-between; padding: 1rem 0; }
.learning-materials-list article span { color: var(--learning-muted); font-size: .7rem; text-transform: uppercase; }
.learning-materials-list article h3 { margin: .25rem 0 0; }

.learning-cross-tab { background: var(--learning-surface-muted); border-left: 3px solid var(--learning-accent); font-size: .78rem; margin-top: 1rem; padding: .65rem .85rem; }
.learning-workspace-header { padding-top: 3rem; }
.learning-library-list article,
.learning-session-list article { align-items: center; border-top: 1px solid var(--learning-line); display: flex; justify-content: space-between; padding: 1.4rem 0; }
.learning-library-list h2,
.learning-session-list h2 { font-size: 1.35rem; letter-spacing: -.03em; margin-bottom: .4rem; }
.learning-library-list p,
.learning-session-list p { color: var(--learning-muted); font-size: .8rem; margin-bottom: 0; }
.learning-session-list dl { display: flex; gap: 2rem; margin: 0; }
.learning-session-list dt { color: var(--learning-muted); font-size: .7rem; text-transform: uppercase; }
.learning-session-list dd { margin: .2rem 0 0; }
.learning-notebook-grid { display: grid; gap: 2rem; grid-template-columns: repeat(3, 1fr); }
.learning-notebook-grid > section > header { align-items: center; border-bottom: 1px solid var(--learning-line); display: flex; justify-content: space-between; }
.learning-notebook-grid > section > header h2 { font-size: 1.3rem; }
.learning-notebook-grid article { border-bottom: 1px solid var(--learning-line); padding: 1rem 0; }
.learning-notebook-grid article > a { color: var(--learning-accent); font-size: .7rem; font-weight: 700; }
.learning-notebook-grid h3 { font-size: 1rem; margin: .55rem 0; }
.learning-notebook-grid p,
.learning-notebook-grid blockquote { color: var(--learning-muted); font-size: .84rem; line-height: 1.55; margin: .4rem 0; }
.learning-notebook-grid small { color: var(--learning-muted); }
.learning-checkout-result { padding-top: 3rem; }
.learning-checkout-result > section { border-block: 1px solid var(--learning-line); max-width: 760px; padding: 3rem 0; }
.learning-checkout-result h1 { font-size: clamp(2.25rem, 4vw, 3.75rem); letter-spacing: -.045em; line-height: 1; }
.learning-checkout-result > section > p:not(.learning-eyebrow) { color: var(--learning-muted); line-height: 1.7; }
.learning-checkout-result dl { display: grid; grid-template-columns: repeat(3, 1fr); margin: 2rem 0; }
.learning-checkout-result dt { color: var(--learning-muted); font-size: .7rem; text-transform: uppercase; }
.learning-checkout-result dd { margin: .3rem 0 0; }

turbo-frame#learning-catalog-results,
turbo-frame#learning-reader-content { display: block; }

@media (prefers-reduced-motion: no-preference) {
  .learning-detail-hero__visual { animation: learning-hero-enter var(--workspace-motion-deliberate, 420ms) var(--workspace-ease, cubic-bezier(.2, .8, .2, 1)) both; }
  .learning-detail-hero__copy { animation: learning-hero-enter var(--workspace-motion-deliberate, 420ms) var(--workspace-ease, cubic-bezier(.2, .8, .2, 1)) 80ms both; }
  .learning-detail-faq details[open] p { animation: learning-faq-open var(--workspace-motion-fast, 180ms) var(--workspace-ease, ease-out) both; }
  turbo-frame#learning-catalog-results[busy],
  turbo-frame#learning-reader-content[busy] { opacity: .58; transition: opacity var(--workspace-motion-fast, 180ms) var(--workspace-ease, ease); }
  .learning-catalog-item__visual img { transition: transform var(--workspace-motion-standard, 220ms) var(--workspace-ease, ease); }
  .learning-catalog-item:hover .learning-catalog-item__visual img { transform: scale(1.018); }
}

@keyframes learning-hero-enter {
  from { opacity: .01; transform: translateY(1rem); }
  to { opacity: 1; transform: none; }
}

@keyframes learning-faq-open {
  from { opacity: .01; transform: translateY(-.25rem); }
  to { opacity: 1; transform: none; }
}

@media (max-width: 900px) {
  .learning-filters { grid-template-columns: minmax(0, 1fr) auto; }
  .learning-filters > .form-field { grid-column: 1 / -1; }
  .learning-filters__advanced-grid { min-width: 0; }
  .learning-field--wide { grid-column: 1 / -1; }
  .learning-detail-hero,
  .learning-detail-highlights,
  .learning-detail-faq,
  .learning-detail-body { grid-template-columns: 1fr; }
  .learning-detail-highlights__columns { grid-template-columns: 1fr; }
  .learning-detail-closing { align-items: start; flex-direction: column; }
  .learning-detail-hero__visual { min-height: 360px; }
  .learning-reader-layout { grid-template-columns: 1fr; }
  .learning-offline-panel__body { grid-template-columns: 1fr; }
  .learning-offline-panel__actions { grid-column: auto; }
  .learning-reader-context { border-left: 0; border-top: 1px solid var(--learning-line); grid-template-columns: 1fr 1fr; padding-left: 0; padding-top: 1.5rem; }
  .learning-notebook-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .learning-domain-nav,
  .learning-reader-nav {
    overflow-x: auto;
    padding-left: calc(1rem + env(safe-area-inset-left, 0px));
    padding-right: calc(1rem + env(safe-area-inset-right, 0px));
  }
  .learning-catalog-shell,
  .learning-detail-highlights,
  .learning-detail-body,
  .learning-detail-faq,
  .learning-detail-closing,
  .learning-certificate,
  .learning-workspace {
    padding-left: calc(1rem + env(safe-area-inset-left, 0px));
    padding-right: calc(1rem + env(safe-area-inset-right, 0px));
  }
  .learning-catalog-shell__heading,
  .learning-workspace-header,
  .learning-reader-header { align-items: start; flex-direction: column; gap: 1rem; }
  .learning-filters { grid-template-columns: 1fr; }
  .learning-filters__advanced,
  .learning-filters .workspace-button { width: 100%; }
  .learning-filters__advanced-grid { min-width: 0; }
  .learning-catalog-shell__heading > p,
  .learning-workspace-count { text-align: left; }
  .learning-field--wide { grid-column: auto; }
  .learning-catalog-item { grid-template-columns: 1fr; }
  .learning-detail-hero { padding-inline: 1rem; }
  .learning-detail-hero__visual,
  .learning-cover-fallback { min-height: 300px; }
  .learning-detail-facts,
  .learning-certificate__result dl,
  .learning-study-facts,
  .learning-checkout-result dl { grid-template-columns: 1fr; gap: 1rem; }
  .learning-certificate__identity { align-items: start; flex-direction: column; gap: 1rem; }
  .learning-certificate__identity div:last-child { text-align: left; }
  .learning-reader-header__progress { min-width: 100%; text-align: left; }
  .learning-offline-panel__facts { grid-template-columns: 1fr; }
  .learning-offline-panel__actions { align-items: stretch; flex-direction: column; }
  .learning-offline-panel__actions .workspace-button { justify-content: center; width: 100%; }

  .learning-study-grid { grid-template-columns: 1fr; }
  .learning-reader-context { grid-template-columns: 1fr; }
  .learning-library-list article,
  .learning-session-list article { align-items: start; flex-direction: column; gap: 1rem; }
}