.immo-courses-page { max-width: 1200px; margin: 0 auto; padding: 40px 20px; }
.immo-courses-page h1 { font-size: 2.5rem; margin-bottom: 30px; color: #1a202c; }
.immo-courses-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 30px; }
.immo-course-card { background: white; border-radius: 12px; overflow: hidden; box-shadow: 0 4px 6px rgba(0,0,0,0.1); transition: transform 0.3s; }
.immo-course-card:hover { transform: translateY(-5px); box-shadow: 0 10px 20px rgba(0,0,0,0.15); }
.immo-course-content { padding: 20px; }
.immo-course-content h2 { margin: 0 0 10px; font-size: 1.3rem; color: #1a202c; }
.immo-course-content p { color: #718096; margin: 0 0 15px; line-height: 1.6; }
.immo-course-meta { display: flex; gap: 15px; margin-bottom: 15px; font-size: 0.9rem; color: #a0aec0; }
.immo-course-footer { display: flex; justify-content: space-between; align-items: center; padding-top: 15px; border-top: 1px solid #e2e8f0; }
.immo-price { font-size: 1.5rem; font-weight: bold; color: #667eea; }
.immo-btn { background: #667eea; color: white; padding: 10px 20px; border-radius: 6px; text-decoration: none; border: none; cursor: pointer; display: inline-block; }
.immo-btn:hover { background: #5568d3; }
.immo-btn-small { background: #667eea; color: white; padding: 6px 12px; border-radius: 4px; text-decoration: none; font-size: 0.9rem; }
.immo-btn-small:hover { background: #5568d3; }

.immo-student-space { max-width: 1200px; margin: 0 auto; padding: 40px 20px; }
.immo-student-header { margin-bottom: 40px; }
.immo-student-header h1 { font-size: 2.5rem; margin-bottom: 10px; color: #1a202c; }
.immo-student-header p { color: #718096; font-size: 1.1rem; }

.immo-courses-container { display: grid; gap: 30px; }
.immo-course-section { background: white; border-radius: 12px; padding: 30px; box-shadow: 0 4px 6px rgba(0,0,0,0.1); }
.immo-course-header-section { margin-bottom: 30px; }
.immo-course-header-section h2 { margin: 0 0 15px; color: #1a202c; }
.immo-progress-container { display: flex; align-items: center; gap: 15px; }
.immo-progress-bar { flex: 1; height: 12px; background: #e2e8f0; border-radius: 6px; overflow: hidden; }
.immo-progress-fill { height: 100%; background: linear-gradient(90deg, #667eea, #764ba2); transition: width 0.3s; }
.immo-progress-text { font-weight: 600; color: #667eea; }

.immo-modules-list { display: grid; gap: 20px; }
.immo-module-item { background: #f7fafc; border-radius: 8px; padding: 20px; }
.immo-module-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.immo-module-header h3 { margin: 0; color: #2d3748; }
.immo-module-progress { background: #667eea; color: white; padding: 4px 12px; border-radius: 12px; font-size: 0.85rem; }
.immo-module-item p { color: #718096; margin: 0 0 15px; }

.immo-lessons-list { list-style: none; padding: 0; margin: 0; }
.immo-lessons-list li { display: flex; align-items: center; gap: 10px; padding: 10px; background: white; border-radius: 6px; margin-bottom: 8px; }
.immo-lessons-list li.completed { background: #d4edda; }
.immo-lesson-status { font-size: 1.2rem; }
.immo-lessons-list li a { flex: 1; color: #2d3748; text-decoration: none; }
.immo-lessons-list li a:hover { color: #667eea; }
.immo-lesson-duration { color: #a0aec0; font-size: 0.9rem; }

.immo-student-dashboard { max-width: 1000px; margin: 0 auto; padding: 40px 20px; }
.immo-student-dashboard h1 { font-size: 2.5rem; margin-bottom: 30px; }
.immo-enrolled-courses { display: grid; gap: 20px; }
.immo-enrolled-course { background: white; border-radius: 12px; padding: 20px; box-shadow: 0 4px 6px rgba(0,0,0,0.1); }
.immo-enrolled-course-info h3 { margin: 0 0 15px; }

.immo-course-nav { background: white; border-radius: 12px; padding: 20px; box-shadow: 0 4px 6px rgba(0,0,0,0.1); }
.immo-course-nav h3 { margin: 0 0 15px; color: #1a202c; }
.immo-nav-list { list-style: none; padding: 0; margin: 0; }
.immo-nav-course { margin-bottom: 15px; }
.immo-nav-course-link { display: block; padding: 10px; background: #f7fafc; border-radius: 6px; color: #2d3748; text-decoration: none; font-weight: 600; margin-bottom: 8px; }
.immo-nav-course-link:hover { background: #edf2f7; }
.immo-nav-modules { list-style: none; padding-left: 20px; margin: 0; }
.immo-nav-modules li { margin-bottom: 5px; }
.immo-nav-modules a { color: #718096; text-decoration: none; font-size: 0.9rem; }
.immo-nav-modules a:hover { color: #667eea; }

.immo-quiz-history { background: white; border-radius: 12px; padding: 30px; box-shadow: 0 4px 6px rgba(0,0,0,0.1); }
.immo-quiz-history h2 { margin: 0 0 20px; color: #1a202c; }
.immo-quiz-results-table { width: 100%; border-collapse: collapse; }
.immo-quiz-results-table thead { background: #f7fafc; }
.immo-quiz-results-table th { padding: 12px; text-align: left; font-weight: 600; color: #2d3748; border-bottom: 2px solid #e2e8f0; }
.immo-quiz-results-table td { padding: 12px; border-bottom: 1px solid #e2e8f0; }
.immo-quiz-badge { padding: 4px 12px; border-radius: 12px; font-size: 0.85rem; font-weight: 600; }
.immo-quiz-badge.passed { background: #d4edda; color: #155724; }
.immo-quiz-badge.failed { background: #f8d7da; color: #721c24; }

.immo-course-single-page { max-width: 1000px; margin: 0 auto; padding: 40px 20px; }
.immo-course-header { background: white; padding: 30px; border-radius: 12px; box-shadow: 0 4px 6px rgba(0,0,0,0.1); margin-bottom: 30px; }
.immo-course-header h1 { font-size: 2rem; margin: 0 0 15px; }
.immo-enrolled-badge { background: #d4edda; color: #155724; padding: 10px 20px; border-radius: 6px; display: inline-block; margin-top: 20px; }
.immo-course-modules { background: white; padding: 30px; border-radius: 12px; box-shadow: 0 4px 6px rgba(0,0,0,0.1); }
.immo-module { margin-bottom: 30px; padding-bottom: 30px; border-bottom: 1px solid #e2e8f0; }
.immo-module:last-child { border-bottom: none; }

.immo-lesson-page, .immo-quiz-page { max-width: 900px; margin: 0 auto; padding: 40px 20px; }
.immo-back-link { color: #667eea; text-decoration: none; display: inline-block; margin-bottom: 15px; }
.immo-lesson-content, .immo-quiz-content { background: white; padding: 30px; border-radius: 12px; box-shadow: 0 4px 6px rgba(0,0,0,0.1); }
.immo-video-container { margin-bottom: 30px; }
.immo-video-container video { width: 100%; border-radius: 8px; }
.immo-lesson-text { line-height: 1.8; color: #2d3748; margin-bottom: 30px; }

.immo-question { margin-bottom: 30px; padding-bottom: 30px; border-bottom: 1px solid #e2e8f0; }
.immo-question:last-of-type { border-bottom: none; }
.immo-question h3 { margin: 0 0 10px; color: #667eea; }
.immo-options { display: flex; flex-direction: column; gap: 10px; }
.immo-option { display: flex; align-items: center; gap: 10px; padding: 15px; background: #f7fafc; border-radius: 6px; cursor: pointer; }
.immo-option:hover { background: #edf2f7; }
#immo-quiz-result { margin-top: 30px; padding: 30px; border-radius: 8px; text-align: center; }
#immo-quiz-result.passed { background: #d4edda; color: #155724; }
#immo-quiz-result.failed { background: #f8d7da; color: #721c24; }