.progress-page{animation:fadeIn .5s ease-in}.page-header{text-align:center;margin-bottom:2rem}.page-header h1{font-size:2.5rem;color:#2d3748;margin-bottom:.5rem}.page-header p{color:#6c757d;font-size:1.1rem}.user-summary{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:2rem;border-radius:16px;margin-bottom:3rem;box-shadow:0 8px 16px #0000001a}.summary-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.5rem}.summary-stat{background:#ffffff1a;padding:1.5rem;border-radius:12px;display:flex;align-items:center;gap:1rem;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.summary-stat .stat-icon{font-size:2.5rem}.summary-stat .stat-content{display:flex;flex-direction:column}.summary-stat .stat-value{font-size:1.75rem;font-weight:700}.summary-stat .stat-label{font-size:.9rem;opacity:.9}.progress-section{margin-bottom:3rem}.progress-section h2{color:#2d3748;margin-bottom:1.5rem;font-size:1.75rem}.knowledge-mastery-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.5rem}.mastery-card{background:#fff;padding:1.5rem;border-radius:12px;box-shadow:0 4px 6px #0000001a}.mastery-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.mastery-header h4{margin:0;color:#2d3748;font-size:1.1rem}.mastery-level{font-size:1.5rem;font-weight:700}.mastery-bar{height:12px;background:#e2e8f0;border-radius:6px;overflow:hidden;margin-bottom:1rem}.mastery-fill{height:100%;transition:width .5s ease;border-radius:6px}.mastery-stats{display:flex;gap:1.5rem;color:#718096;font-size:.9rem}.courses-overview{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1.5rem}.course-overview-card{background:#fff;padding:1.5rem;border-radius:12px;box-shadow:0 4px 6px #0000001a;display:flex;align-items:center;gap:1rem;transition:all .3s ease}.course-overview-card:hover{transform:translateY(-5px);box-shadow:0 8px 12px #00000026}.course-icon{font-size:3rem}.course-info h4{margin:0 0 .25rem;color:#2d3748}.course-info p{margin:0;color:#718096;font-size:.9rem}.sessions-list{display:flex;flex-direction:column;gap:1.5rem}.session-card{background:#fff;padding:1.5rem;border-radius:12px;box-shadow:0 4px 6px #0000001a}.session-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem;padding-bottom:1rem;border-bottom:2px solid #e2e8f0}.session-number{font-weight:700;color:#667eea;font-size:1.1rem}.session-date{color:#718096;font-size:.9rem}.session-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:1.5rem;margin-bottom:1rem}.stat{display:flex;flex-direction:column;gap:.25rem}.stat-label{font-size:.85rem;color:#718096}.stat-value{font-size:1.5rem;font-weight:700;color:#2d3748}.stat-value.good{color:#48bb78}.stat-value.poor{color:#f56565}.session-weak-points{padding-top:1rem;border-top:1px solid #e2e8f0}.session-weak-points strong{color:#4a5568;margin-right:.5rem}.weak-point-tag{display:inline-block;background:#edf2f7;color:#2d3748;padding:.25rem .75rem;border-radius:12px;font-size:.85rem;margin-right:.5rem;margin-top:.5rem}.empty-state{text-align:center;padding:3rem 2rem;background:#fff;border-radius:12px;box-shadow:0 4px 6px #0000001a}.empty-state p{color:#6c757d;font-size:1.1rem;margin-bottom:1.5rem}.empty-state-large{text-align:center;padding:4rem 2rem;background:#fff;border-radius:16px;box-shadow:0 4px 6px #0000001a;margin-top:3rem}.empty-icon{font-size:5rem;margin-bottom:1.5rem}.empty-state-large h3{font-size:2rem;color:#2d3748;margin-bottom:1rem}.empty-state-large p{font-size:1.1rem;color:#718096;margin-bottom:2rem}.btn{padding:.75rem 2rem;border:none;border-radius:8px;font-size:1rem;font-weight:500;cursor:pointer;transition:all .3s ease;text-decoration:none;display:inline-block}.btn-primary{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 4px 12px #667eea66}.btn-large{padding:1rem 3rem;font-size:1.1rem}@media(max-width:768px){.summary-stats{grid-template-columns:repeat(2,1fr)}.knowledge-mastery-grid,.courses-overview,.session-stats{grid-template-columns:1fr}}