/* =========================================
   COURSE DETAIL PAGE
   Uses shared: page-hero, breadcrumb,
   hero-tag-row from resources.css
   Uses shared: content-layout, content-block,
   content-section-title, booking-sidebar,
   services-dot-bg from services.css
   ========================================= */

/* === INSTRUCTOR BAR === */
.course-instructor-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  margin-bottom: 0.5rem;
}
.course-instructor-bar .instructor-avatar-sm {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-dark) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--white);
  flex-shrink: 0;
}
.course-instructor-bar .instructor-info-sm strong {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--navy);
}
.course-instructor-bar .instructor-info-sm span {
  font-size: 0.8rem;
  color: var(--gray-500);
}

/* === SIDEBAR — Price & Enrollment === */
.cd-price-row {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--gray-200);
}
.cd-price {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--navy);
  line-height: 1;
}
.cd-price-note {
  font-size: 0.8rem;
  color: var(--gray-500);
}

/* Status badges */
.cd-status-badge {
  padding: 0.55rem 1rem;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 600;
  text-align: center;
  margin-bottom: 0.75rem;
}
.cd-status-approved { background: rgba(26,60,110,0.08); color: var(--gold-dark); border: 1px solid rgba(26,60,110,0.2); }
.cd-status-completed { background: var(--gray-100); color: var(--gray-600); border: 1px solid var(--gray-200); }
.cd-status-pending { background: #fef9e7; color: #7a6200; border: 1px solid #e8d68a; }
.cd-status-locked { background: var(--gray-50); color: var(--gray-500); border: 1px solid var(--gray-200); }

/* Actions */
.cd-sidebar-actions {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.cd-sidebar-actions .btn {
  font-size: 0.9rem;
  padding: 0.7rem 1.5rem;
}

/* Divider */
.cd-sidebar-divider {
  height: 1px;
  background: var(--gray-200);
  margin: 1.25rem 0;
}

/* Progress bar */
.cd-progress-wrap { margin-bottom: 1rem; }
.cd-progress-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--gray-500);
  margin-bottom: 0.35rem;
}
.cd-progress-bar {
  background: var(--gray-200);
  border-radius: 100px;
  height: 6px;
  overflow: hidden;
}
.cd-progress-fill {
  height: 100%;
  border-radius: 100px;
  background: var(--gold);
  transition: width 0.4s;
}

/* Includes list */
.cd-includes-title {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray-500);
  margin-bottom: 0.7rem;
}
.cd-includes-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.cd-includes-list li {
  font-size: 0.875rem;
  color: var(--gray-700);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.cd-includes-list li::before {
  content: '\2713';
  color: var(--green);
  font-weight: 700;
  flex-shrink: 0;
}

/* Prerequisite */
.cd-prereq-note {
  margin-top: 1rem;
  padding: 0.55rem 0.8rem;
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  font-size: 0.8rem;
  color: var(--gray-500);
  text-align: center;
}

/* === LEARN GRID === */
.learn-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}
.learn-item {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.925rem;
  color: var(--gray-700);
  line-height: 1.55;
}
.learn-item::before {
  content: '\2713';
  color: var(--green);
  font-weight: 700;
  font-size: 0.72rem;
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(26,60,110,0.08);
  border-radius: 50%;
  margin-top: 0.15rem;
}

/* === COURSE DESCRIPTION === */
.course-description p {
  font-size: 0.95rem;
  color: var(--gray-600);
  line-height: 1.75;
  margin-bottom: 1rem;
}
.course-description p:last-child { margin-bottom: 0; }

/* === CURRICULUM === */
.curriculum-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}
.curriculum-summary {
  font-size: 0.85rem;
  color: var(--gray-500);
  font-weight: 500;
}
.curriculum-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.curriculum-module {
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--white);
}
.module-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.9rem 1.15rem;
  cursor: pointer;
  gap: 1rem;
  transition: background 0.2s;
}
.module-header:hover { background: var(--gray-50); }
.curriculum-module.open .module-header {
  background: var(--gray-50);
  border-bottom: 1px solid var(--gray-200);
}
.module-title {
  font-size: 0.925rem;
  font-weight: 600;
  color: var(--navy);
}
.module-meta {
  font-size: 0.8rem;
  color: var(--gray-500);
  margin-top: 0.1rem;
}
.module-toggle {
  width: 24px;
  min-width: 24px;
  height: 24px;
  min-height: 24px;
  border-radius: 50%;
  background: var(--navy);
  position: relative;
  flex-shrink: 0;
  display: block;
  line-height: 0;
  font-size: 0;
  padding: 0;
  box-sizing: border-box;
  transition: background 0.2s;
}
.module-toggle::before,
.module-toggle::after {
  content: ''; position: absolute;
  background: var(--white); border-radius: 1px;
  top: 0; bottom: 0; left: 0; right: 0;
  margin: auto;
}
.module-toggle::before { width: 10px; height: 2px; }
.module-toggle::after { width: 2px; height: 10px; transition: transform 0.2s; }
.curriculum-module.open .module-toggle { background: var(--gold); }
.curriculum-module.open .module-toggle::after { transform: rotate(90deg); }
.module-lessons { display: none; }
.curriculum-module.open .module-lessons { display: block; }

.lesson-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1.15rem;
  border-top: 1px solid var(--gray-100);
}
.lesson-item.lesson-completed { background: rgba(26,60,110,0.02); }
.lesson-icon {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  flex-shrink: 0;
  color: var(--gray-600);
}
.lesson-icon-done,
.lesson-completed .lesson-icon {
  background: var(--green);
  color: var(--white);
}
.lesson-info { flex: 1; }
.lesson-title { font-size: 0.9rem; font-weight: 500; color: var(--gray-800); }
.lesson-subtitle { font-size: 0.8rem; color: var(--gray-500); margin-top: 0.1rem; }
.lesson-preview-tag {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gold-dark);
  background: var(--gold-pale);
  padding: 0.2rem 0.6rem;
  border-radius: 100px;
}
.lesson-lock-icon {
  font-size: 0.85rem;
  color: var(--gray-400);
}
a.lesson-item.lesson-clickable {
  text-decoration: none;
  cursor: pointer;
  transition: background 0.15s, padding-left 0.15s;
}
a.lesson-item.lesson-clickable:hover {
  background: var(--gray-50);
  padding-left: 1.4rem;
}

/* === INSTRUCTOR BIO === */
.instructor-card-inner {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}
.instructor-avatar-lg {
  width: 76px;
  height: 76px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-dark) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--gold);
  flex-shrink: 0;
  border: 3px solid var(--gold);
}
.instructor-details { flex: 1; }
.instructor-name {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0.2rem;
}
.instructor-title-text {
  font-size: 0.875rem;
  color: var(--gray-500);
  margin-bottom: 0.6rem;
}
.instructor-stat {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--gold-pale);
  border: 1px solid rgba(26,60,110,0.2);
  color: var(--gold-dark);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.3rem 0.8rem;
  border-radius: 100px;
  margin-bottom: 0.75rem;
}
.instructor-bio {
  font-size: 0.925rem;
  color: var(--gray-600);
  line-height: 1.75;
}

/* === CURRICULUM LIST === */
.cd-curriculum-list {
  list-style: none;
  counter-reset: curriculum;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}
.cd-curriculum-list li {
  counter-increment: curriculum;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.85rem 0.5rem;
  font-size: 0.92rem;
  color: var(--gray-700);
  line-height: 1.45;
  border-bottom: 1px solid var(--gray-100);
}
.cd-curriculum-list li::before {
  content: counter(curriculum, decimal-leading-zero);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--navy);
  opacity: 0.4;
  flex-shrink: 0;
  width: 24px;
  text-align: center;
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .learn-grid { grid-template-columns: 1fr; }
  .cd-curriculum-list { grid-template-columns: 1fr; }
  .curriculum-header-row { flex-direction: column; align-items: flex-start; gap: 0.3rem; }
  .instructor-card-inner { flex-direction: column; align-items: center; text-align: center; }
  .instructor-stat { margin-left: auto; margin-right: auto; }
}