/* LearnAI LMS-specific styles (extends style.css) */

.lms-hero {
  padding: 5rem 0 3rem;
  text-align: center;
}

.lms-hero .badge {
  display: inline-block;
  background: rgba(0, 230, 118, 0.12);
  color: var(--accent);
  border: 1px solid rgba(0, 230, 118, 0.3);
  padding: 0.4rem 1rem;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  letter-spacing: 0.5px;
}

.lms-hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.15;
  margin-bottom: 1.25rem;
}

.lms-hero p.sub {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 720px;
  margin: 0 auto 2.5rem;
  line-height: 1.6;
}

.lms-price {
  display: inline-flex;
  align-items: baseline;
  gap: 0.5rem;
  background: #161616;
  border: 1px solid #2a2a2a;
  padding: 1rem 1.75rem;
  border-radius: 12px;
  margin-bottom: 1.5rem;
}

.lms-price .amount {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent);
}

.lms-price .currency {
  font-size: 1rem;
  color: var(--text-muted);
}

.lms-price .note {
  font-size: 0.9rem;
  color: var(--text-muted);
  display: block;
  margin-top: 0.25rem;
}

.lms-cta-btn {
  display: inline-block;
  background: var(--accent);
  color: #0a0a0a;
  padding: 1.1rem 2.5rem;
  border-radius: 10px;
  font-weight: 700;
  font-size: 1.1rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s;
}
.lms-cta-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 30px rgba(0, 230, 118, 0.25);
}

.lms-cta-btn.outline {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
}

.lms-section {
  padding: 3.5rem 0;
}

.lms-section h2 {
  text-align: center;
  margin-bottom: 1rem;
  font-size: 2rem;
}

.lms-section p.section-lead {
  text-align: center;
  color: var(--text-muted);
  max-width: 640px;
  margin: 0 auto 2.5rem;
}

.curriculum {
  display: grid;
  gap: 0.85rem;
  max-width: 760px;
  margin: 0 auto;
}

.curriculum-item {
  background: #161616;
  border: 1px solid #232323;
  padding: 1.25rem 1.5rem;
  border-radius: 10px;
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.curriculum-item .num {
  background: rgba(0, 230, 118, 0.1);
  color: var(--accent);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  flex-shrink: 0;
}

.curriculum-item .body h4 {
  margin: 0 0 0.35rem;
  font-size: 1.1rem;
}

.curriculum-item .body p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.curriculum-item .preview-tag {
  background: rgba(0, 230, 118, 0.15);
  color: var(--accent);
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  margin-left: auto;
}

.faq {
  max-width: 720px;
  margin: 0 auto;
}

.faq-item {
  background: #161616;
  border: 1px solid #232323;
  padding: 1.25rem 1.5rem;
  border-radius: 10px;
  margin-bottom: 0.85rem;
}

.faq-item h4 {
  margin: 0 0 0.5rem;
  color: var(--accent);
  font-size: 1.05rem;
}

.faq-item p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Player layout */
.player-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 2rem;
  max-width: 1280px;
  margin: 2rem auto;
  padding: 0 1.5rem;
}

@media (max-width: 900px) {
  .player-layout {
    grid-template-columns: 1fr;
  }
}

.player-main .video-wrap {
  position: relative;
  padding-bottom: 56.25%;
  background: #000;
  border-radius: 12px;
  overflow: hidden;
}

.player-main .video-wrap iframe,
.player-main .video-wrap .placeholder {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.video-wrap .placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  background: #111;
  flex-direction: column;
  gap: 0.5rem;
}

.lesson-info {
  margin-top: 1.5rem;
}

.lesson-info h2 {
  margin: 0 0 0.5rem;
  font-size: 1.6rem;
}

.lesson-info p.desc {
  color: var(--text-muted);
}

.lesson-sidebar {
  background: #131313;
  border: 1px solid #232323;
  border-radius: 12px;
  padding: 1rem;
  height: max-content;
}

.lesson-sidebar h3 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin: 0 0 1rem;
  padding: 0 0.5rem;
}

.lesson-link {
  display: flex;
  gap: 0.75rem;
  padding: 0.75rem;
  border-radius: 8px;
  text-decoration: none;
  color: inherit;
  margin-bottom: 0.25rem;
  border: 1px solid transparent;
}

.lesson-link:hover {
  background: #1a1a1a;
}

.lesson-link.active {
  background: rgba(0, 230, 118, 0.07);
  border-color: rgba(0, 230, 118, 0.3);
}

.lesson-link .num {
  color: var(--text-muted);
  font-size: 0.85rem;
  flex-shrink: 0;
}

.lesson-link.active .num {
  color: var(--accent);
}

.lesson-link .title {
  font-size: 0.95rem;
  line-height: 1.4;
}

.lesson-link .completed {
  color: var(--accent);
  margin-left: auto;
  flex-shrink: 0;
}

/* Login page */
.auth-card {
  max-width: 420px;
  margin: 5rem auto;
  padding: 2.5rem 2rem;
  background: #161616;
  border: 1px solid #232323;
  border-radius: 12px;
  text-align: center;
}

.auth-card h2 {
  margin: 0 0 0.5rem;
}

.auth-card p {
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.auth-card input[type="email"] {
  width: 100%;
  padding: 0.85rem 1rem;
  background: #0d0d0d;
  border: 1px solid #2a2a2a;
  border-radius: 8px;
  color: #fff;
  font-size: 1rem;
  margin-bottom: 1rem;
  box-sizing: border-box;
}

.auth-card input[type="email"]:focus {
  outline: none;
  border-color: var(--accent);
}

.auth-card button {
  width: 100%;
}

.auth-card .sent {
  background: rgba(0, 230, 118, 0.1);
  border: 1px solid rgba(0, 230, 118, 0.3);
  color: var(--accent);
  padding: 1rem;
  border-radius: 8px;
}

/* Sticky purchase box */
.purchase-box {
  position: sticky;
  bottom: 1.5rem;
  background: linear-gradient(to top, #0a0a0a 60%, rgba(10, 10, 10, 0));
  padding: 1.5rem 0 0.5rem;
  text-align: center;
  z-index: 50;
}