/* ========================================
   Course Detail Page Styles
   ======================================== */

/* Course Header */
.course-detail-header {
  position: relative;
  background: linear-gradient(135deg, #5b9bd5 0%, #5b9bd5 100%);
  padding: 120px 0 80px;
  overflow: hidden;
}

.course-detail-header .container {
  position: relative;
  z-index: 1;
}

/* Breadcrumb */
.course-breadcrumb {
  margin-bottom: 30px;
}

.course-breadcrumb .breadcrumb {
  background: transparent;
  padding: 0;
  margin: 0;
}

.course-breadcrumb .breadcrumb-item a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: color 0.3s ease;
}

.course-breadcrumb .breadcrumb-item a:hover {
  color: #ffffff;
}

.course-breadcrumb .breadcrumb-item.active {
  color: rgba(255, 255, 255, 0.5);
}

.course-breadcrumb .breadcrumb-item + .breadcrumb-item::before {
  color: rgba(255, 255, 255, 0.5);
}

/* Header Content */
.course-header-content {
  max-width: 800px;
}

.course-header-badge {
  width: 80px;
  height: 80px;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 25px;
}

.course-header-badge i {
  font-size: 2.5rem;
  color: #ffffff;
}

.course-header-category {
  display: inline-block;
  padding: 8px 20px;
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 20px;
}

.course-header-category.corporate {
  background: rgba(255, 255, 255, 0.2);
  color: #ffffff;
}

.course-header-category.individual {
  background: rgba(243, 229, 245, 0.3);
  color: #ffffff;
}

.course-header-category.university {
  background: rgba(232, 245, 233, 0.3);
  color: #ffffff;
}

.course-header-title {
  font-size: 2.75rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 20px;
  line-height: 1.2;
}

.course-header-description {
  font-size: 1.2rem;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.7;
  margin-bottom: 30px;
}

/* Header Meta */
.course-header-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 25px;
  margin-bottom: 35px;
}

.course-header-meta span {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.9);
}

.course-header-meta span i {
  font-size: 1.2rem;
}

/* Header Actions */
.course-header-actions {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

.btn-enroll-now {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 36px;
  background: #ffffff;
  color: #5b9bd5;
  text-decoration: none;
  border-radius: 4px;
  font-weight: 700;
  font-size: 1rem;
  transition: all 0.3s ease;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.btn-enroll-now:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.3);
  color: #5b9bd5;
}

.btn-view-curriculum {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 36px;
  background: transparent;
  color: #ffffff;
  text-decoration: none;
  border: 2px solid rgba(255, 255, 255, 0.5);
  border-radius: 4px;
  font-weight: 700;
  font-size: 1rem;
  transition: all 0.3s ease;
}

.btn-view-curriculum:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #ffffff;
  color: #ffffff;
}

/* Course Content Section */
.course-detail-content {
  padding: 80px 0;
  background: #f8f9fa;
}

/* Content Cards */
.content-card {
  background: #ffffff;
  border-radius: 4px;
  padding: 40px;
  margin-bottom: 30px;
  box-shadow: 0 5px 25px rgba(0, 0, 0, 0.06);
}

.content-card h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: #5b9bd5;
  margin-bottom: 25px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.content-card h2 i {
  color: #5b9bd5;
}

.overview-text {
  font-size: 1.05rem;
  line-height: 1.9;
  color: #6c757d;
}

/* Learning Outcomes Grid */
.outcomes-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.outcome-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 15px;
  background: #f8f9fa;
  border-radius: 3px;
  transition: all 0.3s ease;
}

.outcome-item:hover {
  background: #e3f2fd;
  transform: translateX(5px);
}

.outcome-item i {
  color: #28a745;
  font-size: 1.2rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.outcome-item span {
  font-size: 0.95rem;
  color: #4a4a4a;
  line-height: 1.5;
}

/* Curriculum Timeline */
.curriculum-timeline {
  position: relative;
}

.curriculum-module {
  position: relative;
  padding-left: 30px;
  padding-bottom: 30px;
  border-left: 3px solid #e9ecef;
  margin-left: 15px;
}

.curriculum-module:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.curriculum-module::before {
  content: '';
  position: absolute;
  left: -9px;
  top: 0;
  width: 15px;
  height: 15px;
  background: linear-gradient(135deg, #5b9bd5, #5b9bd5);
  border-radius: 50%;
}

.module-header {
  margin-bottom: 15px;
}

.module-week {
  display: inline-block;
  padding: 4px 12px;
  background: #e3f2fd;
  color: #5b9bd5;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 10px;
}

.module-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #5b9bd5;
  margin: 0;
}

.module-topics {
  list-style: none;
  padding: 0;
  margin: 0;
}

.module-topics li {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 0;
  font-size: 0.95rem;
  color: #6c757d;
}

.module-topics li i {
  color: #5b9bd5;
  font-size: 0.8rem;
}

/* Prerequisites */
.prerequisites-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.prerequisites-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 0;
  font-size: 1rem;
  color: #6c757d;
  border-bottom: 1px solid #f0f0f0;
}

.prerequisites-list li:last-child {
  border-bottom: none;
}

.prerequisites-list li i {
  color: #5b9bd5;
  font-size: 1.5rem;
}

/* Sidebar */
.course-sidebar {
  position: sticky;
  top: 140px; /* Increased to account for announcement bar + navbar */
}

.sidebar-card {
  background: #ffffff;
  border-radius: 4px;
  padding: 30px;
  margin-bottom: 25px;
  box-shadow: 0 5px 25px rgba(0, 0, 0, 0.06);
}

.sidebar-card h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: #5b9bd5;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.sidebar-card h4 i {
  color: #5b9bd5;
}

/* Price Card */
.price-card {
  text-align: center;
  background: linear-gradient(135deg, #5b9bd5 0%, #5b9bd5 100%);
  color: #ffffff;
}

.price-tag {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 20px;
}

.btn-sidebar-enroll {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 16px;
  background: #ffffff;
  color: #5b9bd5;
  text-decoration: none;
  border-radius: 3px;
  font-weight: 700;
  font-size: 1rem;
  transition: all 0.3s ease;
}

.btn-sidebar-enroll:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
  color: #5b9bd5;
}

.price-note {
  font-size: 0.875rem;
  opacity: 0.9;
  margin: 15px 0 0 0;
}

/* Info List (Course Details sidebar) */
.info-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.info-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 0;
  font-size: 0.9rem;
  color: #6c757d;
  border-bottom: 1px solid #f0f0f0;
}

.info-list li:last-child {
  border-bottom: none;
}

.info-list li i {
  color: #5b9bd5;
  font-size: 1.1rem;
  width: 20px;
  text-align: center;
  flex-shrink: 0;
}

.info-list li span {
  flex: 1;
}

.info-list li strong {
  color: #333;
}

[data-theme="dark"] .info-list li {
  color: rgba(255, 255, 255, 0.7);
  border-color: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .info-list li strong {
  color: #fff;
}

/* Includes List */
.includes-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.includes-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 0;
  font-size: 0.9rem;
  color: #6c757d;
  border-bottom: 1px solid #f0f0f0;
}

.includes-list li:last-child {
  border-bottom: none;
}

.includes-list li i {
  color: #28a745;
  font-size: 1rem;
  margin-top: 2px;
}

/* Share Buttons */
.share-buttons {
  display: flex;
  gap: 10px;
}

.share-btn {
  width: 45px;
  height: 45px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  text-decoration: none;
  transition: all 0.3s ease;
}

.share-btn:hover {
  transform: translateY(-3px);
  color: #ffffff;
}

.share-btn.facebook { background: #1877f2; }
.share-btn.twitter { background: #000000; }
.share-btn.linkedin { background: #0a66c2; }
.share-btn.whatsapp { background: #25d366; }

/* Help Card */
.help-card {
  text-align: center;
  background: #f0f7ff;
}

.help-card i {
  font-size: 2.5rem;
  color: #5b9bd5;
  margin-bottom: 15px;
}

.help-card h4 {
  justify-content: center;
  margin-bottom: 10px;
}

.help-card p {
  font-size: 0.9rem;
  color: #6c757d;
  margin-bottom: 20px;
}

.btn-contact-us {
  display: inline-flex;
  align-items: center;
  padding: 12px 28px;
  background: #5b9bd5;
  color: #ffffff;
  text-decoration: none;
  border-radius: 4px;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.3s ease;
}

.btn-contact-us:hover {
  background: #5b9bd5;
  color: #ffffff;
}

/* CTA Section */
.course-detail-cta {
  padding: 80px 0 100px;
  background: #ffffff;
}

.cta-content {
  text-align: center;
  padding: 60px;
  background: linear-gradient(135deg, #5b9bd5 0%, #5b9bd5 100%);
  border-radius: 6px;
  color: #ffffff;
}

.cta-content h3 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 15px;
}

.cta-content p {
  font-size: 1.1rem;
  opacity: 0.9;
  margin-bottom: 30px;
}

.btn-cta-enroll {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 18px 40px;
  background: #ffffff;
  color: #5b9bd5;
  text-decoration: none;
  border-radius: 4px;
  font-weight: 700;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.btn-cta-enroll:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.3);
  color: #5b9bd5;
}

/* Dark Mode */
[data-theme="dark"] .course-detail-content {
  background: #5b9bd5;
}

[data-theme="dark"] .content-card,
[data-theme="dark"] .sidebar-card {
  background: #4a8ac4;
}

[data-theme="dark"] .content-card h2,
[data-theme="dark"] .sidebar-card h4,
[data-theme="dark"] .module-title {
  color: #ffffff;
}

[data-theme="dark"] .overview-text,
[data-theme="dark"] .outcome-item span,
[data-theme="dark"] .module-topics li,
[data-theme="dark"] .prerequisites-list li,
[data-theme="dark"] .includes-list li {
  color: rgba(255, 255, 255, 0.7);
}

[data-theme="dark"] .outcome-item {
  background: #4a8ac4;
}

[data-theme="dark"] .outcome-item:hover {
  background: rgba(0, 217, 255, 0.1);
}

[data-theme="dark"] .help-card {
  background: #4a8ac4;
}

[data-theme="dark"] .course-detail-cta {
  background: #4a8ac4;
}

/* Responsive */
@media (max-width: 991px) {
  .course-header-title {
    font-size: 2.25rem;
  }
  
  .course-sidebar {
    position: static;
    margin-top: 40px;
  }
  
  .outcomes-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .course-detail-header {
    padding: 100px 0 60px;
  }
  
  .course-header-title {
    font-size: 1.75rem;
  }
  
  .course-header-meta {
    flex-direction: column;
    gap: 12px;
  }
  
  .course-header-actions {
    flex-direction: column;
  }
  
  .btn-enroll-now,
  .btn-view-curriculum {
    width: 100%;
    justify-content: center;
  }
  
  .content-card {
    padding: 25px;
  }
  
  .cta-content {
    padding: 40px 25px;
  }
  
  .cta-content h3 {
    font-size: 1.5rem;
  }
}