:root {
  --course-ink: #2f211a;
  --course-muted: #705747;
  --course-line: rgba(92, 61, 42, 0.16);
  --course-panel: rgba(255, 250, 243, 0.9);
  --course-deep: #142f34;
  --course-gold: #c9933f;
}

.course-public,
.course-classroom {
  min-width: 320px;
}

.course-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 360px);
  gap: clamp(24px, 5vw, 64px);
  align-items: center;
  width: min(calc(100% - 32px), 1120px);
  margin: clamp(36px, 7vw, 82px) auto;
  padding: clamp(30px, 6vw, 70px);
  border: 1px solid var(--course-line);
  border-radius: 8px;
  background:
    radial-gradient(circle at 78% 18%, rgba(224, 168, 77, 0.22), transparent 32%),
    linear-gradient(135deg, rgba(255, 250, 243, 0.96), rgba(242, 226, 203, 0.78));
  box-shadow: var(--shadow);
}

.course-hero__content h1 {
  max-width: 11ch;
  margin: 0;
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(3rem, 7vw, 6.2rem);
  font-weight: 700;
  line-height: 0.92;
}

.course-hero__content p:not(.eyebrow) {
  max-width: 58ch;
  margin: 22px 0 0;
  color: var(--course-muted);
  font-size: 1.08rem;
  line-height: 1.8;
}

.course-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.course-orbit {
  position: relative;
  display: grid;
  place-items: center;
  aspect-ratio: 1;
  border: 1px solid rgba(201, 147, 63, 0.38);
  border-radius: 50%;
  color: #f6e5b8;
  background:
    radial-gradient(circle, rgba(247, 226, 171, 0.26), transparent 30%),
    radial-gradient(circle at 54% 46%, #315f62, var(--course-deep) 64%);
  box-shadow: inset 0 0 0 24px rgba(255, 255, 255, 0.04);
}

.course-orbit::before,
.course-orbit::after {
  content: "";
  position: absolute;
  inset: 12%;
  border: 1px solid rgba(246, 229, 184, 0.32);
  border-radius: 50%;
}

.course-orbit::after {
  inset: 27%;
}

.course-orbit strong {
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(4rem, 12vw, 7rem);
  line-height: 1;
}

.course-orbit span,
.course-orbit em {
  position: absolute;
  font-size: 0.82rem;
  font-style: normal;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.course-orbit span {
  top: 16%;
  left: 18%;
}

.course-orbit em {
  right: 17%;
  bottom: 18%;
}

.course-band,
.course-cta,
.classroom-hero,
.classroom-section {
  width: min(calc(100% - 32px), 1120px);
  margin: 0 auto clamp(34px, 6vw, 78px);
}

.course-section-heading {
  max-width: 760px;
  margin-bottom: 26px;
}

.course-section-heading h2,
.course-cta h2,
.classroom-hero h1,
.classroom-section h2 {
  margin: 0;
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(2.2rem, 5vw, 4.2rem);
  line-height: 1;
}

.course-section-heading p:last-child,
.course-cta p,
.classroom-hero p {
  color: var(--course-muted);
  line-height: 1.8;
}

.course-preview-grid,
.module-grid,
.resource-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.course-preview-card,
.module-card,
.resource-card {
  min-height: 100%;
  padding: 22px;
  border: 1px solid var(--course-line);
  border-radius: 8px;
  background: var(--course-panel);
  box-shadow: var(--shadow-soft);
}

.course-preview-card span,
.module-card__number {
  display: inline-grid;
  place-items: center;
  min-width: 42px;
  height: 32px;
  margin-bottom: 16px;
  border-radius: 999px;
  color: #ffffff;
  background: var(--course-deep);
  font-weight: 900;
}

.course-preview-card h3,
.module-card h3,
.resource-card h3 {
  margin: 0;
  font-size: 1.22rem;
}

.course-preview-card p,
.module-card p,
.resource-card p {
  color: var(--course-muted);
  line-height: 1.7;
}

.course-cta {
  display: flex;
  gap: 24px;
  align-items: center;
  justify-content: space-between;
  padding: clamp(24px, 5vw, 44px);
  border: 1px solid var(--course-line);
  border-radius: 8px;
  background:
    radial-gradient(circle at 10% 10%, rgba(201, 147, 63, 0.16), transparent 28%),
    rgba(255, 250, 243, 0.88);
  box-shadow: var(--shadow-soft);
}

.course-cta p {
  max-width: 64ch;
  margin-bottom: 0;
}

.course-classroom {
  background:
    radial-gradient(circle at top left, rgba(201, 147, 63, 0.22), transparent 28%),
    linear-gradient(180deg, #fcf7f0, #f4e7d6);
}

.classroom-member-bar {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  padding: 10px clamp(16px, 4vw, 42px);
  color: #ffffff;
  background: var(--course-deep);
  font-size: 0.86rem;
}

.classroom-member-bar button {
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 4px;
  color: #ffffff;
  background: transparent;
  cursor: pointer;
  font: inherit;
  font-weight: 800;
}

.classroom-hero {
  display: grid;
  gap: 16px;
  padding: clamp(34px, 7vw, 70px) 0 0;
}

.module-card {
  display: grid;
  gap: 12px;
  align-content: start;
}

.module-card__meta {
  color: var(--course-muted);
  font-size: 0.84rem;
  font-weight: 800;
  text-transform: uppercase;
}

.module-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 6px;
}

.resource-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.resource-card {
  min-height: auto;
}

@media (max-width: 860px) {
  .course-hero,
  .course-cta {
    grid-template-columns: 1fr;
  }

  .course-hero {
    display: block;
  }

  .course-orbit {
    width: min(100%, 300px);
    margin: 28px auto 0;
  }

  .course-preview-grid,
  .module-grid,
  .resource-grid {
    grid-template-columns: 1fr;
  }

  .course-cta {
    align-items: flex-start;
    flex-direction: column;
  }
}