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var(--color-border);flex-shrink:0;justify-content:space-between;align-items:center;padding:20px 24px 16px;display:flex}.modal-body{flex:1;padding:24px;overflow-y:auto}.modal-footer{border-top:1px solid var(--color-border);flex-shrink:0;justify-content:flex-end;gap:10px;padding:16px 24px;display:flex}.page-header{margin-bottom:28px}.page-title{color:var(--color-text-primary);margin:0 0 4px;font-size:24px;font-weight:800}.page-subtitle{color:var(--color-text-muted);margin:0;font-size:14px}.stat-card{padding:20px 24px}.stat-label{color:var(--color-text-muted);margin-bottom:6px;font-size:13px;font-weight:600}.stat-value{color:var(--color-text-primary);margin-bottom:4px;font-size:32px;font-weight:800;line-height:1}.stat-sub{color:var(--color-text-muted);font-size:13px}.data-table{border-collapse:collapse;width:100%}.data-table th{text-align:left;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.06em;border-bottom:1px solid var(--color-border);padding:10px 16px;font-size:12px;font-weight:600}.data-table td{color:var(--color-text-secondary);border-bottom:1px solid var(--color-border);vertical-align:middle;padding:14px 16px;font-size:14px}.data-table tr:last-child td{border-bottom:none}.data-table tr:hover td{background:#f8fafc}.quiz-option{border:2px solid var(--color-border);cursor:pointer;transition:border-color var(--transition-fast), background var(--transition-fast);border-radius:10px;align-items:flex-start;gap:12px;padding:14px 16px;display:flex}.quiz-option:hover,.quiz-option.selected{border-color:var(--color-primary);background:var(--color-primary-light)}.quiz-option.correct{border-color:var(--color-success);background:var(--color-success-light)}.quiz-option.wrong{border-color:var(--color-danger);background:var(--color-danger-light)}@keyframes fadeInUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.fade-in-up{animation:.22s forwards fadeInUp}@keyframes scaleIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}.scale-in{animation:.2s forwards scaleIn}.empty-state{text-align:center;color:var(--color-text-muted);padding:60px 20px}.empty-state-icon{margin-bottom:16px;font-size:48px}.empty-state h3{color:var(--color-text-secondary);margin:0 0 8px;font-size:18px;font-weight:700}.empty-state p{margin:0 0 20px;font-size:14px}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}