/* ==============================================================================
   Te Preparo - Estilos de Páginas de Detalle de Cursos (SEO Landing Pages)
   ============================================================================== */

/* Permitir scroll natural en páginas individuales de curso */
html.course-detail-page,
body.course-detail-page {
  overflow-x: hidden !important;
  overflow-y: auto !important;
  height: auto !important;
  min-height: 100vh;
  scroll-behavior: smooth;
  background-color: var(--bg-base);
  color: var(--text-main);
  font-family: var(--font-body);
}

/* Header de Página de Curso */
.course-page-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(6, 9, 17, 0.85);
  border-bottom: 1px solid var(--border-subtle);
  padding: 14px 0;
  transition: var(--transition-smooth);
}

.course-header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.course-header-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.course-header-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  transition: var(--transition-smooth);
}

.course-header-back:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--primary);
  transform: translateX(-2px);
}

.course-header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Breadcrumbs */
.breadcrumbs-nav {
  padding: 16px 0 8px;
}

.breadcrumbs-list {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  font-size: 0.85rem;
  color: var(--text-dim);
  flex-wrap: wrap;
}

.breadcrumbs-list a {
  color: var(--text-muted);
  text-decoration: none;
  transition: var(--transition-smooth);
}

.breadcrumbs-list a:hover {
  color: var(--cyan);
}

.breadcrumbs-list .sep {
  color: var(--text-dim);
  font-size: 0.75rem;
}

.breadcrumbs-list .current {
  color: var(--text-main);
  font-weight: 600;
}

/* Hero de Curso */
.course-hero-section {
  position: relative;
  padding: 24px 0 60px;
  overflow: hidden;
}

.course-hero-glow {
  position: absolute;
  top: -10%;
  left: 20%;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, rgba(6, 182, 212, 0.08) 50%, transparent 70%);
  filter: blur(80px);
  pointer-events: none;
}

.course-hero-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 40px;
  align-items: start;
}

.course-hero-badge-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.course-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 5px 12px;
  border-radius: 999px;
}

.course-pill.primary {
  background: rgba(59, 130, 246, 0.15);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.course-pill.highlight {
  background: rgba(6, 182, 212, 0.15);
  color: #22d3ee;
  border: 1px solid rgba(6, 182, 212, 0.3);
}

.course-rating-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.85rem;
  color: #fbbf24;
  font-weight: 600;
}

.course-hero-title {
  font-size: clamp(2rem, 3.8vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  font-family: var(--font-heading);
}

.course-hero-subtitle {
  font-size: 1.15rem;
  line-height: 1.6;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.course-hero-perks {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
  margin-bottom: 32px;
}

.hero-perk-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
}

/* Card Flotante de Compra en Hero (Sidebar) */
.course-pricing-card {
  position: sticky;
  top: 96px;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-hover);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4), 0 0 25px rgba(6, 182, 212, 0.15);
}

.cpc-image-wrap {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 20px;
  aspect-ratio: 16 / 9;
}

.cpc-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cpc-live-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(16, 185, 129, 0.9);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.cpc-price-box {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 6px;
}

.cpc-price-current {
  font-size: 2.2rem;
  font-weight: 800;
  font-family: var(--font-heading);
  color: #fff;
}

.cpc-price-original {
  font-size: 1.15rem;
  text-decoration: line-through;
  color: var(--text-dim);
}

.cpc-discount-tag {
  background: rgba(239, 68, 68, 0.15);
  color: #f87171;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.cpc-installments {
  font-size: 0.88rem;
  color: var(--emerald);
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 20px;
}

.cpc-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 20px;
}

.cpc-guarantee {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
  justify-content: center;
  border-top: 1px solid var(--border-subtle);
  padding-top: 14px;
}

/* Barra de Estadísticas Clave */
.course-stats-bar {
  background: rgba(15, 23, 42, 0.6);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  padding: 24px 0;
  margin-bottom: 60px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.stat-item i {
  font-size: 1.6rem;
  color: var(--cyan);
  margin-bottom: 4px;
}

.stat-value {
  font-size: 1.3rem;
  font-weight: 700;
  color: #fff;
  font-family: var(--font-heading);
}

.stat-label {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* Secciones de Contenido */
.course-content-section {
  padding: 40px 0;
  border-bottom: 1px solid var(--border-subtle);
}

.section-headline {
  margin-bottom: 28px;
}

.section-headline h2 {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 8px;
  font-family: var(--font-heading);
}

.section-headline p {
  color: var(--text-muted);
  font-size: 1rem;
}

/* Módulos y Temario */
.syllabus-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.syllabus-module-card {
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  transition: var(--transition-smooth);
}

.syllabus-module-card:hover {
  border-color: var(--border-hover);
  background: rgba(30, 41, 59, 0.7);
}

.syllabus-module-header {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 8px;
}

.module-number {
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--cyan);
  background: rgba(6, 182, 212, 0.1);
  padding: 3px 8px;
  border-radius: 4px;
}

.syllabus-module-title {
  font-size: 1.15rem;
  font-weight: 600;
  color: #fff;
}

.syllabus-module-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Relator Card */
.instructor-card {
  display: flex;
  gap: 24px;
  background: rgba(15, 23, 42, 0.75);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px;
  align-items: center;
}

.instructor-avatar {
  width: 110px;
  height: 110px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--cyan);
  box-shadow: 0 0 20px rgba(6, 182, 212, 0.25);
  flex-shrink: 0;
}

.instructor-info h3 {
  font-size: 1.3rem;
  margin-bottom: 4px;
}

.instructor-role {
  color: var(--cyan);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 10px;
  display: block;
}

.instructor-bio {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.6;
  margin-bottom: 12px;
}

.instructor-certs {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  font-size: 0.85rem;
  color: var(--text-dim);
}

/* FAQ Accordion */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-card {
  background: rgba(15, 23, 42, 0.65);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  color: #fff;
  font-size: 1.05rem;
  font-weight: 600;
  padding: 18px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

.faq-answer {
  padding: 0 24px 18px;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Footer de Página de Curso */
.course-page-footer {
  padding: 40px 0 90px;
  background: rgba(6, 9, 17, 0.95);
  border-top: 1px solid var(--border-subtle);
  font-size: 0.9rem;
}

.course-page-footer .footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

/* Sticky Bottom Bar en Móviles */
.mobile-sticky-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 99;
  background: rgba(11, 17, 32, 0.95);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--border-hover);
  padding: 12px 20px;
  box-shadow: 0 -8px 24px rgba(0, 0, 0, 0.5);
}

.mobile-sticky-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.mobile-sticky-price {
  font-size: 1.4rem;
  font-weight: 800;
  font-family: var(--font-heading);
  color: #fff;
}

/* Responsividad */
@media (max-width: 992px) {
  .course-hero-layout {
    grid-template-columns: 1fr;
  }

  .course-pricing-card {
    position: static;
    margin-top: 20px;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .mobile-sticky-cta {
    display: block;
  }
}

@media (max-width: 640px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .instructor-card {
    flex-direction: column;
    text-align: center;
  }

  .instructor-certs {
    justify-content: center;
  }

  .course-page-footer .footer-container {
    flex-direction: column;
    text-align: center;
  }
}