.lms-lesson {
  padding: clamp(2rem, 5vw, 4rem) 0;
}

.lms-lesson__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

.lms-lesson__breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  font-size: var(--fs-sm);
  color: var(--color-muted-foreground);
  margin-bottom: 1.5rem;
}

.lms-lesson__breadcrumb a {
  color: var(--color-muted-foreground);
  text-decoration: none;
  transition: color 0.15s var(--ease);
}

.lms-lesson__breadcrumb a:hover {
  color: var(--color-foreground);
}

.lms-lesson__breadcrumb-sep {
  opacity: 0.4;
}

.lms-lesson__title {
  font-size: var(--fs-2xl);
  font-weight: var(--font-weight-display);
  line-height: var(--lh-tight);
  margin: 0 0 0.5rem;
}

.lms-lesson__meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: var(--fs-sm);
  color: var(--color-muted-foreground);
  margin-bottom: 1.5rem;
}

.lms-lesson__video {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: oklch(0.15 0 0);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 1.5rem;
}

.lms-lesson__video video,
.lms-lesson__video iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  border: 0;
}

.lms-lesson__body {
  font-size: var(--fs-base);
  line-height: var(--lh-normal);
  max-width: 720px;
  margin-bottom: 2rem;
}

.lms-lesson__body p { margin: 0 0 1rem; }
.lms-lesson__body p:last-child { margin-bottom: 0; }

.lms-lesson__actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
}

.lms-lesson__complete-msg {
  font-size: var(--fs-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-success);
}

.lms-lesson__error {
  font-size: var(--fs-sm);
  color: var(--color-destructive);
}

.lms-lesson__nav {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

.lms-lesson__nav-link {
  font-size: var(--fs-sm);
  color: var(--color-muted-foreground);
  text-decoration: none;
  transition: color 0.15s var(--ease);
}

.lms-lesson__nav-link:hover {
  color: var(--color-foreground);
}

.lms-lesson__reflection {
  max-width: 720px;
  margin-bottom: 2rem;
}

.lms-lesson__reflection-prompt {
  font-size: var(--fs-base);
  font-weight: var(--font-weight-medium);
  line-height: var(--lh-snug);
  margin: 0 0 0.75rem;
}

.lms-lesson__reflection-textarea {
  width: 100%;
  min-height: 160px;
  padding: 0.75rem;
  font-size: var(--fs-sm);
  font-family: var(--font-text);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  resize: vertical;
  margin-bottom: 0.75rem;
}

.lms-lesson__reflection-textarea:focus {
  outline: 2px solid var(--color-ring);
  outline-offset: 2px;
}