/* Product courses extend the existing paper-and-ink guide. */
.course-help {
  padding: 28px 32px;
  margin: 30px 0;
  background: var(--sage);
  border: 1px solid var(--line);
  border-radius: 4px;
}
.course-help h3 {
  font:
    30px/1.2 Georgia,
    serif;
  margin: 12px 0;
}
.course-help p {
  max-width: 76ch;
}
.course-help summary,
.course-outline summary {
  cursor: pointer;
  padding: 12px 0;
  font-weight: 600;
}
.course-help details {
  margin-top: 12px;
}
.course-route {
  color: var(--muted);
  max-width: 80ch;
}
.course-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0 18px;
}
.course-tabs a {
  border: 1px solid var(--line);
  padding: 12px 18px;
  border-radius: 4px;
  text-decoration: none;
  font-size: 14px;
  background: var(--card);
}
.course-tabs a[aria-current] {
  background: var(--green);
  color: white;
  border-color: var(--green);
}
.product-course {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 32px 40px;
  margin: 0 0 20px;
  scroll-margin-top: 90px;
  min-width: 0;
}
.course-header {
  max-width: 80ch;
}
.course-header h3 {
  font:
    36px/1.15 Georgia,
    serif;
  margin: 12px 0;
}
.course-header > p {
  color: var(--muted);
}
.course-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-block: 1px solid var(--line);
  padding: 15px 0;
  margin-top: 22px;
}
.course-controls button,
.product-course [data-copy],
.course-help [data-copy] {
  min-height: 44px;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  padding: 10px 14px;
  font: inherit;
  font-size: 14px;
  cursor: pointer;
  border-radius: 3px;
}
.course-controls button:disabled {
  opacity: 0.45;
  cursor: default;
}
.course-controls [data-course-next]:not(:disabled) {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}
[data-course-position] {
  font-size: 13px;
  white-space: nowrap;
  color: var(--muted);
}
.course-outline {
  border-bottom: 1px solid var(--line);
  margin-bottom: 22px;
  font-size: 14px;
}
.course-outline ol {
  margin: 0 0 18px;
  padding-left: 24px;
}
.course-outline li {
  margin-bottom: 8px;
}
.course-outline [aria-current] {
  font-weight: 700;
  color: var(--accent);
}
.course-slide {
  max-width: 84ch;
  overflow-wrap: anywhere;
  scroll-margin-top: 90px;
}
.course-slide h4 {
  font:
    29px/1.22 Georgia,
    serif;
  margin: 12px 0 20px;
}
.course-slide h4:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 6px;
}
.course-slide p {
  line-height: 1.7;
}
.course-slide > ol,
.course-slide > ul {
  padding-left: 24px;
}
.course-slide li {
  padding-left: 5px;
  margin-bottom: 14px;
  line-height: 1.7;
}
.course-slide a {
  color: var(--accent);
  text-underline-offset: 3px;
}
.course-step-label {
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.course-checkpoint {
  background: var(--sage);
  color: var(--green);
  border-left: 3px solid var(--green);
  padding: 15px 18px;
  margin: 24px 0 18px;
}
.course-slide .course-sources {
  font-size: 12px;
  color: var(--muted);
  margin-top: 18px;
}
.course-sources a {
  color: inherit;
}
.course-slide pre,
.course-help pre {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  word-break: break-word;
  font-size: 13px;
  line-height: 1.7;
  margin: 0 0 14px;
}
.product-course .prompt-box,
.course-help .prompt-box {
  background: var(--paper);
  padding: 18px;
  margin: 18px 0;
  border: 1px solid var(--line);
  border-radius: 3px;
}
.course-footnote {
  max-width: 85ch;
}
@media (max-width: 700px) {
  .product-course {
    padding: 22px 18px;
    scroll-margin-top: 75px;
  }
  .course-help {
    padding: 22px 18px;
  }
  .course-help h3 {
    font-size: 26px;
  }
  .course-header h3 {
    font-size: 30px;
  }
  .course-slide h4 {
    font-size: 25px;
  }
  .course-slide {
    font-size: 15px;
  }
  .course-tabs a {
    padding: 11px 13px;
    font-size: 13px;
    flex-grow: 1;
    text-align: center;
  }
  .course-controls {
    gap: 6px;
  }
  .course-controls button {
    padding: 10px;
    font-size: 13px;
  }
  [data-course-position] {
    font-size: 12px;
  }
  .product-course .prompt-box,
  .course-help .prompt-box {
    padding: 12px;
  }
}
@media print {
  .product-course[hidden],
  .course-slide[hidden] {
    display: block !important;
  }
  .course-controls,
  .course-tabs,
  .course-outline {
    display: none !important;
  }
  .product-course {
    padding: 12px;
  }
  .course-slide {
    break-inside: avoid;
  }
}