.course-label {
  margin: 0;
  color: var(--teal);
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.course-hub-hero,
.landing-course-hero {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(4rem, 8vw, 7rem) 1.5rem;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(300px, .75fr);
  gap: clamp(2rem, 7vw, 7rem);
  align-items: center;
}

.course-hub-hero h1,
.landing-course-hero h1 {
  max-width: 11ch;
  font-size: clamp(3.5rem, 7vw, 6.8rem);
}

.course-hub-hero > div:first-child > p:not(.eyebrow),
.landing-course-hero > div:first-child > p:not(.eyebrow) {
  max-width: 53ch;
  color: var(--muted);
  font-size: 1.15rem;
}
.course-hub-hero > *,
.landing-course-hero > * { min-width: 0; }

.course-progress-panel,
.course-preview-panel {
  padding: 2rem;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow);
}

.course-progress-panel > strong {
  display: block;
  margin: .6rem 0 1rem;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 2rem;
  line-height: 1.05;
}

.course-progress-panel > p:last-of-type,
.course-preview-panel > p {
  color: var(--muted);
  font-size: .9rem;
}

progress {
  width: 100%;
  height: .75rem;
  border: 0;
  border-radius: 999px;
  overflow: hidden;
  background: var(--line);
}

progress::-webkit-progress-bar { background: var(--line); }
progress::-webkit-progress-value { background: var(--accent); }
progress::-moz-progress-bar { background: var(--accent); }

.course-reset {
  padding: 0;
  border: 0;
  background: none;
  color: var(--teal);
  font: inherit;
  font-size: .85rem;
  font-weight: 750;
  text-decoration: underline;
  text-underline-offset: .2em;
  cursor: pointer;
}

.course-preview-list { display: grid; gap: .6rem; margin-top: 1.2rem; }
.course-preview-list a {
  padding: .8rem;
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) / 2);
  display: grid;
  grid-template-columns: 2rem 1fr;
  gap: .5rem;
  background: var(--paper);
  text-decoration: none;
}
.course-preview-list span { color: var(--teal); font-size: .75rem; font-weight: 850; }
.course-preview-list strong { font-size: .9rem; }

.open-edition-band {
  background: var(--teal);
  color: var(--white);
}
.open-edition-band > div {
  max-width: var(--max);
  margin: 0 auto;
  padding: 1.3rem 1.5rem;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1.5rem;
  align-items: center;
}
.open-edition-band p { margin: 0; }
.open-edition-band a { color: var(--accent); font-weight: 800; }

.course-hub-body,
.inside-course-section,
.sales-story-section {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(4rem, 8vw, 7rem) 1.5rem;
}

.course-hub-intro,
.inside-course-intro {
  max-width: 730px;
  margin-bottom: 3rem;
}
.course-hub-intro h2,
.inside-course-intro h2 { max-width: 13ch; }
.course-hub-intro p,
.inside-course-intro p { max-width: 62ch; color: var(--muted); }

.course-grid,
.inside-course-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.course-card,
.inside-course-card {
  min-height: 260px;
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  text-decoration: none;
  display: flex;
  flex-direction: column;
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.course-card:hover,
.inside-course-card:hover {
  transform: translateY(-3px);
  border-color: var(--ink);
  box-shadow: 0 16px 40px rgba(18, 45, 61, .1);
}
.course-card > div,
.inside-course-card > div { display: flex; justify-content: space-between; gap: 1rem; }
.course-number { color: var(--teal); font-weight: 850; }
.course-status { color: var(--muted); font-size: .75rem; font-weight: 750; }
.course-card.is-complete { background: #e2edf1; border-color: var(--teal); }
.course-card.is-complete .course-status { color: var(--teal); }
.course-card h2,
.inside-course-card h3 {
  max-width: none;
  margin: 2.2rem 0 .8rem;
  font-size: clamp(1.75rem, 3vw, 2.55rem);
}
.course-card p,
.inside-course-card p { margin: 0 0 1.5rem; color: var(--muted); }
.course-card > strong,
.inside-course-card > strong { margin-top: auto; color: var(--teal); }

.course-resource-band {
  max-width: var(--max);
  margin: 0 auto clamp(4rem, 8vw, 7rem);
  padding: clamp(2rem, 5vw, 4rem);
  border-radius: var(--radius);
  background: var(--teal);
  color: var(--white);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: end;
}
.course-resource-band h2 { max-width: 13ch; }
.course-resource-band p:not(.eyebrow) { max-width: 62ch; color: #dceaf0; }
.course-resource-band .eyebrow { color: var(--accent); }
.course-resource-band .button { background: var(--accent); border-color: var(--accent); color: var(--accent-dark); }

.course-access-note {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 1.5rem clamp(5rem, 9vw, 8rem);
  text-align: center;
}
.course-access-note h2 { max-width: none; }
.course-access-note p { color: var(--muted); }

.course-shell {
  max-width: 1440px;
  margin: 0 auto;
  padding: 2rem 1.5rem 7rem;
  display: grid;
  grid-template-columns: 300px minmax(0, 820px);
  gap: clamp(2rem, 6vw, 6rem);
  align-items: start;
}
.course-sidebar {
  position: sticky;
  top: 1.5rem;
  max-height: calc(100dvh - 3rem);
  overflow-y: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}
.course-sidebar-head { padding: 1.4rem; border-bottom: 1px solid var(--line); }
.course-sidebar-head > a { display: block; margin: .45rem 0 1rem; text-decoration: none; line-height: 1.25; }
.course-sidebar-head small { display: block; margin-top: .45rem; color: var(--muted); }
.course-progress-mini { height: .5rem; }
.course-sidebar nav { display: grid; }
.course-sidebar nav a {
  padding: .85rem 1rem;
  display: grid;
  grid-template-columns: 2rem 1fr;
  gap: .1rem .6rem;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
}
.course-sidebar nav a:last-child { border-bottom: 0; }
.course-sidebar nav a:hover,
.course-sidebar nav a[aria-current="page"] { background: #e2edf1; }
.course-sidebar nav a.is-complete { box-shadow: inset 4px 0 0 var(--accent); }
.course-sidebar nav a > span { grid-row: 1 / span 2; color: var(--teal); font-size: .75rem; font-weight: 850; }
.course-sidebar nav a > strong { font-size: .85rem; line-height: 1.25; }
.course-sidebar nav a > small { color: var(--muted); font-size: .7rem; }

.lesson-content { min-width: 0; }
.breadcrumb { margin: 1rem 0 4rem; display: flex; gap: .6rem; color: var(--muted); font-size: .85rem; }
.lesson-hero { padding-bottom: 3rem; border-bottom: 1px solid var(--line); }
.lesson-hero h1 { max-width: 12ch; font-size: clamp(3.3rem, 7vw, 6.2rem); }
.lesson-hero > p:not(.eyebrow) { max-width: 58ch; color: var(--muted); font-size: 1.2rem; }
.lesson-objectives {
  margin: 3rem 0;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border-radius: var(--radius);
  background: var(--teal);
  color: var(--white);
}
.lesson-objectives h2 { max-width: none; font-size: 2rem; }
.lesson-objectives li + li { margin-top: .65rem; }

.lesson-prose { font-size: 1.04rem; }
.lesson-prose > * { max-width: 72ch; }
.lesson-prose h2 { max-width: 17ch; margin: 5rem 0 1.3rem; font-size: clamp(2.2rem, 5vw, 3.8rem); }
.lesson-prose h3 { max-width: 30ch; margin: 3rem 0 .8rem; font-size: 1.65rem; }
.lesson-prose p,
.lesson-prose li { color: #364653; }
.lesson-prose li + li { margin-top: .45rem; }
.lesson-prose blockquote {
  margin: 2rem 0;
  padding: 1.4rem 1.6rem;
  border-left: 4px solid var(--accent);
  background: var(--white);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.25rem;
}
.lesson-prose code { padding: .1em .35em; border-radius: 4px; background: #dceaf0; color: var(--ink); }
.lesson-prose pre { max-width: 100%; margin: 1.5rem 0; padding: 1.2rem; overflow-x: auto; border-radius: var(--radius); background: var(--ink); color: var(--white); }
.lesson-prose pre code { padding: 0; background: transparent; color: inherit; white-space: pre-wrap; }
.lesson-prose hr { margin: 4rem 0; border: 0; border-top: 1px solid var(--line); }

.lesson-table-wrap { max-width: 100%; margin: 1.5rem 0; overflow-x: auto; }
.lesson-table-wrap table { width: 100%; border-collapse: collapse; background: var(--white); font-size: .88rem; }
.lesson-table-wrap th,
.lesson-table-wrap td { min-width: 130px; padding: .75rem; border: 1px solid var(--line); text-align: left; vertical-align: top; }
.lesson-table-wrap th { background: var(--ink); color: var(--white); }

.lesson-practice,
.lesson-callout {
  margin: 5rem 0;
  padding: clamp(2rem, 5vw, 3.5rem);
  border-radius: var(--radius);
  background: var(--accent);
  color: var(--accent-dark);
}
.lesson-practice h2,
.lesson-callout h2 { max-width: 14ch; }
.lesson-practice p:not(.eyebrow),
.lesson-callout p { max-width: 65ch; }

.lesson-resources { margin: 5rem 0; }
.lesson-resources h2 { max-width: none; }
.lesson-resources > p { color: var(--muted); }
.resource-downloads { display: grid; grid-template-columns: repeat(2, 1fr); gap: .75rem; }
.resource-download {
  min-height: 76px;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  text-decoration: none;
  font-weight: 750;
}
.resource-download:hover { border-color: var(--ink); }
.resource-download small { color: var(--teal); }

.lesson-completion {
  margin: 5rem 0 2rem;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  background: var(--white);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: center;
}
.lesson-completion h2 { max-width: none; margin-bottom: .5rem; font-size: 2.2rem; }
.lesson-completion p:not(.eyebrow) { margin-bottom: 0; color: var(--muted); }
.course-complete[aria-pressed="true"] { background: var(--teal); }
.lesson-pagination { display: flex; justify-content: space-between; gap: 1rem; }

.rights-callout { background: #dceaf0; color: var(--ink); }
.example-study-group { margin: 6rem 0; }
.example-study-intro { max-width: 650px; margin-bottom: 2rem; }
.example-study-intro h2 { max-width: 14ch; }
.example-study-intro p { color: var(--muted); }
.lesson-examples { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; align-items: start; }
.lesson-example { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--white); }
.lesson-example > div { padding: 1.2rem; }
.lesson-example h3 { font-family: Georgia, "Times New Roman", serif; font-size: 1.5rem; line-height: 1.05; }
.lesson-example > div > p:not(.example-brand) { color: var(--muted); font-size: .9rem; }
.lesson-example .analysis-question { padding-top: .9rem; border-top: 1px solid var(--line); }

.sales-story-grid {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 1rem;
}
.sales-story-main,
.sales-story-side {
  padding: clamp(2rem, 5vw, 4rem);
  border-radius: var(--radius);
}
.sales-story-main { background: var(--teal); color: var(--white); }
.sales-story-main h2 { max-width: 13ch; }
.sales-story-main p { max-width: 55ch; color: #dceaf0; }
.sales-story-side { border: 1px solid var(--line); background: var(--white); }
.sales-story-side h3 { font-size: 2rem; }
.sales-story-side ul { padding-left: 1.2rem; }

@media (max-width: 850px) {
  .course-hub-hero,
  .landing-course-hero,
  .course-resource-band,
  .sales-story-grid { grid-template-columns: 1fr; }
  .course-shell { grid-template-columns: 1fr; padding-top: 1rem; }
  .course-sidebar { position: relative; top: 0; max-height: none; }
  .course-sidebar nav { grid-template-columns: repeat(2, 1fr); }
  .course-sidebar nav a { border-right: 1px solid var(--line); }
}

@media (max-width: 560px) {
  .course-grid,
  .inside-course-grid,
  .resource-downloads,
  .lesson-completion,
  .lesson-examples,
  .course-sidebar nav { grid-template-columns: 1fr; }
  .course-hub-hero,
  .landing-course-hero,
  .course-hub-body,
  .inside-course-section,
  .sales-story-section,
  .course-access-note,
  .course-shell { padding-inline: 1rem; }
  .course-resource-band { margin-inline: 1rem; }
  .lesson-pagination { flex-direction: column; }
  .lesson-hero h1,
  .course-hub-hero h1,
  .landing-course-hero h1 {
    max-width: 100%;
    font-size: clamp(2.75rem, 13vw, 3.55rem);
  }
  .open-edition-band > div { grid-template-columns: 1fr; }
}