/* ============================================================
   FREE LESSONS (Prompt 10) — CJ-branded YouTube surfaces.
   Thumbnails only in listings; iframes initialize on demand.
   ============================================================ */

.freelessons { background: var(--cj-white); padding-block: var(--cj-space-16) var(--cj-space-20); }
.freelessons-head { display: grid; gap: var(--cj-space-4); margin-bottom: var(--cj-space-8); max-width: 720px; }
.freelessons-head h2 { font-size: clamp(1.75rem, 4.5vw, 2.75rem); }
.freelessons-intro { color: var(--color-text-muted); font-size: clamp(1rem, 2.4vw, 1.125rem); line-height: 1.65; }
@media (min-width: 1024px) {
  .freelessons-head { grid-template-columns: 1fr auto; align-items: end; max-width: none; }
  .freelessons-all { justify-self: end; }
}

.freelessons-track {
  display: flex; gap: var(--cj-space-4);
  overflow-x: auto; overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory; -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  margin-inline: calc(var(--space-4) * -1);
  padding-inline: var(--space-4);
  padding-bottom: var(--space-2);
}
.freelessons-track::-webkit-scrollbar { display: none; }
.freelessons-hint { text-align: center; color: var(--color-text-muted); font-size: var(--text-sm); font-weight: 600; margin-top: var(--space-3); }
.freelessons-hint span { color: var(--cj-primary); }

/* Reusable video card. */
.video-card {
  position: relative; flex: 0 0 84vw; max-width: 400px;
  scroll-snap-align: center;
  background: var(--cj-surface); border: 1px solid var(--cj-border);
  border-radius: var(--radius-lg); overflow: hidden;
  display: flex; flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: transform var(--duration-base) var(--ease-out), box-shadow var(--duration-base) var(--ease-out), border-color var(--duration-base);
}
.video-media { position: relative; aspect-ratio: 16 / 9; overflow: hidden; background: var(--cj-navy-deep); }
.video-media img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform var(--duration-slow) var(--ease-out); }
.video-play {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  width: 60px; height: 60px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--cj-primary); color: #fff; box-shadow: var(--shadow-glow);
  transition: transform var(--duration-fast) var(--ease-out);
}
.video-play svg { width: 24px; height: 24px; margin-left: 3px; }
.video-play-lg { width: 84px; height: 84px; }
.video-play-lg svg { width: 34px; height: 34px; }
.video-duration {
  position: absolute; right: var(--space-2); bottom: var(--space-2);
  background: rgba(0, 0, 0, 0.8); color: #fff;
  font-size: 0.75rem; font-weight: 700; border-radius: var(--radius-sm); padding: 2px 8px;
}
.video-body { padding: var(--cj-space-4); display: grid; gap: var(--space-1); align-content: start; flex: 1; }
.video-kicker { font-size: 0.75rem; font-weight: 800; letter-spacing: 0.1em; color: var(--cj-primary); margin: 0; }
.video-title { font-family: var(--font-display); font-weight: 700; font-size: 1.0625rem; line-height: 1.4; margin: 0; }
.video-meta { font-size: var(--text-sm); color: var(--color-text-muted); margin: 0; }
.video-link { display: inline-flex; align-items: center; gap: var(--space-2); font-weight: 700; color: var(--cj-primary); margin-top: var(--space-2); width: fit-content; }
.video-link svg { width: 16px; height: 16px; transition: transform var(--duration-fast) var(--ease-out); }
.video-link::after { content: ""; position: absolute; inset: 0; border-radius: inherit; }

@media (hover: hover) and (pointer: fine) {
  .video-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: #C4D5E6; }
  .video-card:hover .video-media img { transform: scale(1.04); }
  .video-card:hover .video-play { transform: translate(-50%, -50%) scale(1.08); }
  .video-card:hover .video-link svg { transform: translateX(3px); }
}

/* Listing + watch pages. */
.lessons-page { background: var(--cj-background); padding-block: var(--cj-space-8) var(--cj-space-16); }
.lessons-hero { max-width: 720px; margin-bottom: var(--cj-space-8); display: grid; gap: var(--space-3); }
.lessons-grid { display: grid; gap: var(--cj-space-4); }
.lessons-grid .video-card { flex: none; max-width: none; }
.watch-grid { display: grid; gap: var(--cj-space-8); }
.watch-player { position: relative; aspect-ratio: 16 / 9; border-radius: var(--radius-lg); overflow: hidden; background: #000; box-shadow: var(--shadow-md); }
.watch-poster { position: absolute; inset: 0; width: 100%; border: none; padding: 0; background: #000; cursor: pointer; }
.watch-poster img { width: 100%; height: 100%; object-fit: cover; }
.watch-page h1 { font-size: clamp(1.375rem, 3.5vw, 2rem); }
.watch-desc { background: #fff; border: 1px solid var(--cj-border); border-radius: var(--radius-md); padding: var(--cj-space-4); font-size: 0.9375rem; }
.watch-side { display: grid; gap: var(--space-3); align-content: start; }

@media (min-width: 768px) {
  .freelessons-track { display: grid; grid-template-columns: repeat(2, 1fr); overflow: visible; margin-inline: 0; padding-inline: 0; }
  .freelessons-track .video-card { flex: none; max-width: none; }
  .freelessons-hint { display: none; }
  .lessons-grid { grid-template-columns: repeat(2, 1fr); gap: var(--cj-space-6); }
}
@media (min-width: 1024px) {
  .freelessons-track { grid-template-columns: repeat(3, 1fr); gap: var(--cj-space-6); }
  .lessons-grid { grid-template-columns: repeat(3, 1fr); }
  .watch-grid { grid-template-columns: minmax(0, 1fr) 340px; align-items: start; }
}