/* ============================================================
   The Complete AI Learning Path — course area (team-training).
   Layers on top of course.css (shared gate/nav/buttons/cards):
   adds the lesson accordion, module headers, the free-preview
   block, and the landing's locked-card state.
   ============================================================ */

/* Module headers within a course page */
.lp-module { margin: 2.4rem 0 1rem; padding-bottom: 0.55rem; border-bottom: 1px solid var(--line); }
.lp-module:first-of-type { margin-top: 1.2rem; }
.lp-module .lpm-num { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--capability); display: block; margin-bottom: 0.25rem; }
.lp-module h2 { font-size: 1.25rem; font-weight: 700; }

/* Lesson accordion (FAQ pattern) */
.lesson-list { display: grid; gap: 0.7rem; }
.lesson-item { border: 1px solid var(--line); border-radius: 6px; overflow: hidden; background: var(--ink-2); }
.lesson-q {
  width: 100%; text-align: left; background: transparent; border: none; color: var(--paper);
  cursor: pointer; padding: 1rem 1.25rem; display: flex; align-items: center; gap: 0.8rem;
  font-family: inherit; font-size: 0.98rem; font-weight: 600; line-height: 1.4;
}
.lesson-q:hover { background: var(--ink-3); }
.lesson-type-icon { flex-shrink: 0; width: 1.5rem; text-align: center; color: var(--capability); font-size: 0.95rem; }
.lesson-q .l-title { flex: 1; }
.lesson-q .chevron {
  flex-shrink: 0; width: 13px; height: 13px;
  border-right: 2px solid var(--capability); border-bottom: 2px solid var(--capability);
  transform: rotate(45deg); transition: transform 0.25s ease; margin-top: -3px;
}
.lesson-item.open .lesson-q .chevron { transform: rotate(-135deg); margin-top: 3px; }
.lesson-a { max-height: 0; overflow: hidden; transition: max-height 0.3s ease; }
.lesson-item.open .lesson-a { border-top: 1px solid var(--line); }
.lesson-a-inner { padding: 1.25rem 1.5rem; }
@media (prefers-reduced-motion: reduce) { .lesson-a { transition: none; } }

/* Lesson content */
.lesson-a-inner video {
  width: 100%; aspect-ratio: 16 / 9; border-radius: 6px; border: 1px solid var(--line);
  background: #000; display: block; margin-bottom: 0.9rem;
}
.lesson-a-inner p { font-size: 0.92rem; color: var(--paper-dim); line-height: 1.7; margin: 0 0 0.7rem; }
.lesson-a-inner p:last-child { margin-bottom: 0; }
.lesson-a-inner h4 { font-size: 1rem; color: var(--paper); font-weight: 700; margin: 1.15rem 0 0.5rem; }
.lesson-a-inner h4:first-child { margin-top: 0; }
.lesson-a-inner ul { list-style: none; margin: 0 0 0.85rem; display: grid; gap: 0.45rem; }
.lesson-a-inner ul li { position: relative; padding-left: 1.1rem; font-size: 0.9rem; color: var(--paper-dim); line-height: 1.6; }
.lesson-a-inner ul li::before { content: '→'; position: absolute; left: 0; color: var(--capability); }
.lesson-a-inner ol { margin: 0 0 0.85rem 1.15rem; display: grid; gap: 0.45rem; }
.lesson-a-inner ol li { font-size: 0.9rem; color: var(--paper-dim); line-height: 1.6; }
.lesson-a-inner li strong { color: var(--paper); font-weight: 600; }
.lesson-a-inner .l-note { font-size: 0.82rem; color: var(--paper-muted); }
.lesson-a-inner table { width: 100%; border-collapse: collapse; margin: 0 0 0.9rem; font-size: 0.86rem; }
.lesson-a-inner th, .lesson-a-inner td { border: 1px solid var(--line); padding: 0.5rem 0.7rem; text-align: left; color: var(--paper-dim); }
.lesson-a-inner th { color: var(--paper); background: var(--ink-3); }
.lesson-a-inner .download-row { margin-top: 1rem; }

/* Free preview block (email gate -> play lesson 31) */
.lp-preview {
  background: var(--ink-2); border: 1px solid var(--line-capability); border-radius: 8px;
  padding: 1.75rem; margin-bottom: 2.6rem; position: relative; overflow: hidden;
}
.lp-preview::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--capability), transparent);
}
.lp-preview h2 { font-size: 1.15rem; font-weight: 700; margin-bottom: 0.4rem; }
.lp-preview .lpp-sub { font-size: 0.9rem; color: var(--paper-dim); margin-bottom: 1.1rem; max-width: 60ch; }
.lp-preview form { display: flex; gap: 0.6rem; flex-wrap: wrap; }
.lp-preview input[type="email"] {
  flex: 1; min-width: 200px; background: var(--ink); border: 1px solid var(--line);
  color: var(--paper); font-size: 0.95rem; padding: 0.85rem 1rem; border-radius: 4px;
}
.lp-preview .lpp-note { font-size: 0.78rem; color: var(--paper-muted); margin-top: 0.75rem; }
.lp-preview .lpp-error { display: none; font-size: 0.85rem; color: var(--capability); margin-top: 0.75rem; }
.lp-preview .lpp-error.visible { display: block; }
.lp-preview-player { display: none; margin-top: 1.4rem; }
.lp-preview-player.visible { display: block; }
.lp-preview-player video { width: 100%; aspect-ratio: 16 / 9; border-radius: 6px; border: 1px solid var(--line); background: #000; display: block; }

/* Landing: sign-in / enrol banner + locked cards for non-purchasers */
.lp-gate-banner {
  background: var(--ink-2); border: 1px solid var(--line-capability); border-left: 3px solid var(--capability);
  border-radius: 8px; padding: 1.2rem 1.5rem; margin-bottom: 2.2rem; font-size: 0.92rem; color: var(--paper-dim);
}
.lp-gate-banner strong { color: var(--paper); }
.lp-gate-banner a { color: var(--capability); text-decoration: none; font-weight: 600; }
.lp-gate-banner.hidden { display: none; }

.course-card.is-locked { opacity: 0.6; pointer-events: none; cursor: default; }
.course-card.is-placeholder { border-left-color: var(--technology); opacity: 0.72; pointer-events: none; }
.course-card .cc-badge {
  display: inline-block; font-size: 0.62rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--technology); border: 1px solid var(--line); border-radius: 3px; padding: 0.12rem 0.45rem; margin-left: 0.5rem; vertical-align: middle;
}

/* Additional Resources page */
.audiobook-card {
  background: var(--ink-2); border: 1px solid var(--line-capability); border-left: 3px solid var(--capability);
  border-radius: 8px; padding: 1.6rem 1.75rem; margin-bottom: 2.2rem;
}
.audiobook-card .ab-kicker { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--capability); display: block; margin-bottom: 0.4rem; }
.audiobook-card h2 { font-size: 1.2rem; font-weight: 700; margin-bottom: 0.5rem; }
.audiobook-card p { font-size: 0.92rem; color: var(--paper-dim); line-height: 1.7; margin-bottom: 0.6rem; }
.audiobook-card .download-row { margin-top: 0.4rem; }
.res-heading { font-size: 1.1rem; font-weight: 700; margin: 0.5rem 0 1rem; }