/* ── COURSE LANDING PAGE STYLES ─────────────────────────────────────────── */
/* course-landing.css - Separate stylesheet for course landing pages only */

.course-landing-container {
  animation: fadeInUp 0.6s ease-out;
  max-width: 900px;
  margin: 0 auto;
  line-height: 1.6;
}

.course-landing-header {
  text-align: center;
  margin-bottom: 3rem;
  padding: 2rem;
  background: linear-gradient(135deg, var(--brand-lighter) 0%, var(--panel) 100%);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  position: relative;
  overflow: hidden;
}

.course-landing-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 20% 80%, rgba(67, 97, 238, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.course-landing-title {
  font-size: clamp(1.25rem, 2vw, 1.75rem); /* Changed from clamp(1.75rem, 3vw, 2.5rem) */
  font-weight: 800;
  color: var(--text);
  margin-bottom: 1rem;
  letter-spacing: -0.025em;
  line-height: 1.2;
  position: relative;
  z-index: 1;
}


.course-landing-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  font-weight: 500;
  line-height: 1.5;
  margin: 0;
  position: relative;
  z-index: 1;
}

.course-landing-section {
  margin-bottom: 2.5rem;
  background: var(--panel);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: var(--transition);
}

.course-landing-section:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--brand);
}

.course-landing-section-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 1.5rem;
  position: relative;
  padding-bottom: 0.75rem;
}

.course-landing-section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 50px;
  height: 3px;
  background: var(--brand);
  border-radius: 2px;
}

.course-landing-list {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.course-landing-list-item {
  padding: 1rem 1.25rem;
  background: var(--bg);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-light);
  position: relative;
  padding-left: 2.5rem;
  transition: var(--transition);
  line-height: 1.6;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.course-landing-list-item:hover {
  background: var(--brand-lighter);
  border-color: var(--brand);
  transform: translateX(2px);
}

.course-landing-list-item::before {
  content: "✓";
  position: absolute;
  left: 0.875rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--brand);
  font-weight: 700;
  font-size: 0.875rem;
  width: 16px;
  height: 16px;
  background: var(--brand-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
}

.course-landing-description {
  background: linear-gradient(135deg, var(--brand-lighter) 0%, var(--panel) 100%);
  border-left: 4px solid var(--brand);
}

.course-landing-description p {
  margin-bottom: 1rem;
  color: var(--text-muted);
  line-height: 1.7;
  font-size: 1rem;
}

.course-landing-description p:last-child {
  margin-bottom: 0;
}

.course-landing-requirements .course-landing-list-item::before {
  content: "•";
  background: var(--gold-light);
  color: var(--gold);
}

.course-landing-requirements .course-landing-list-item:hover {
  background: var(--gold-light);
  border-color: var(--gold);
}

.course-landing-audience .course-landing-list-item::before {
  content: "👤";
  background: var(--success-light);
  color: var(--success);
  font-size: 0.6rem;
}

.course-landing-audience .course-landing-list-item:hover {
  background: var(--success-light);
  border-color: var(--success);
}

.course-landing-actions {
  text-align: center;
  margin-top: 3rem;
  padding: 2rem;
  background: linear-gradient(135deg, var(--brand-lighter) 0%, var(--panel) 100%);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
}

.course-landing-get-started-text {
  font-size: 1.1rem;
  color: var(--text-muted);
  font-weight: 500;
  margin: 0;
  font-style: italic;
}

/* ── LESSON CONTENT STYLES ─────────────────────────────────────────── */
/* Specific styles for individual lesson pages */

.lesson-content h1 {
  font-size: 1.75rem !important;
  font-weight: 700 !important;
  color: var(--text) !important;
  margin-bottom: 2rem !important;
  line-height: 1.3 !important;
  letter-spacing: -0.025em !important;
}

.lesson-content p {
  margin-top: 2rem !important;
  font-size: 1rem !important;
  line-height: 1.7 !important;
  color: var(--text-muted) !important;
}

/* Responsive Design */
@media (max-width: 768px) {
  .course-landing-container {
    margin: 0;
  }
  
  .course-landing-header {
    padding: 1.5rem;
    margin-bottom: 2rem;
  }
  
  .course-landing-title {
    font-size: 1.5rem; /* Changed from 1.75rem */
  }
  
  .course-landing-subtitle {
    font-size: 1rem;
  }
  
  .course-landing-section {
    padding: 1.5rem;
    margin-bottom: 2rem;
  }
  
  .course-landing-section-title {
    font-size: 1.125rem;
  }
  
  .course-landing-list-item {
    padding: 0.875rem 1rem 0.875rem 2.25rem;
    font-size: 0.9rem;
  }
  
  .course-landing-actions {
    padding: 1.5rem;
  }
  
  .course-landing-get-started-text {
    font-size: 1rem;
  }
  
  .lesson-content h1 {
    font-size: 1.5rem !important;
    margin-bottom: 1.5rem !important;
  }
}

@media (max-width: 480px) {
  .course-landing-title {
    font-size: 1.25rem; /* Changed from 1.5rem */
  }
  
  .course-landing-subtitle {
    font-size: 0.95rem;
  }
  
  .course-landing-section {
    padding: 1rem;
  }
  
  .course-landing-list-item {
    padding: 0.75rem 0.875rem 0.75rem 2rem;
    font-size: 0.875rem;
  }
  
  .lesson-content h1 {
    font-size: 1.25rem !important;
  }
}