@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;900&display=swap";@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700&display=swap";.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:var(--radius-md);font-weight:500;font-family:var(--font-sans);transition:all var(--transition-fast);border:1px solid transparent;cursor:pointer;letter-spacing:0;position:relative;white-space:nowrap}.btn:disabled{opacity:.5;cursor:not-allowed;pointer-events:none}.btn:active:not(:disabled){transform:scale(.98)}.btn-primary{background-color:var(--color-primary);color:var(--text-inverse);border-color:var(--color-primary)}.btn-primary:hover:not(:disabled){background-color:var(--color-primary-hover);border-color:var(--color-primary-hover)}.btn-secondary{background-color:var(--bg-primary);color:var(--text-primary);border-color:var(--border-draft);border:1px solid var(--border-medium);box-shadow:var(--shadow-sm)}.btn-secondary:hover:not(:disabled){background-color:var(--bg-secondary);border-color:var(--border-dark);color:var(--text-primary)}.btn-outline{background-color:transparent;border:1px solid var(--text-primary);color:var(--text-primary)}.btn-outline:hover:not(:disabled){background-color:var(--bg-secondary)}.btn-ghost{background-color:transparent;color:var(--text-secondary);border-color:transparent}.btn-ghost:hover:not(:disabled){background-color:var(--bg-secondary);color:var(--text-primary)}.btn-danger{background-color:var(--status-error-bg);color:var(--status-error-text);border:1px solid var(--status-error-text)}.btn-danger:hover:not(:disabled){background-color:var(--status-error-text);color:#fff}.btn-small{height:32px;padding:0 var(--space-3);font-size:var(--text-xs)}.btn-medium{height:40px;padding:0 var(--space-4);font-size:var(--text-sm)}.btn-large{height:48px;padding:0 var(--space-6);font-size:var(--text-base)}.btn-full{width:100%}.btn-icon{gap:var(--space-2)}.navbar{position:sticky;top:0;z-index:1000;background-color:#ffffffe6;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid rgba(0,0,0,.05);height:72px;display:flex;align-items:center;transition:all var(--transition-normal);box-shadow:0 4px 30px #00000008}.navbar.scrolled{height:60px;background-color:#fffffff2;box-shadow:var(--shadow-md);padding-top:0;padding-bottom:0}.navbar-container{display:flex;align-items:center;justify-content:space-between;width:100%;max-width:1400px;margin:0 auto;padding:0 var(--space-6)}.navbar-logo{display:flex;align-items:center;gap:var(--space-3);text-decoration:none;color:var(--text-primary);transition:transform var(--transition-fast)}.logo-icon-wrapper{display:flex;align-items:center;justify-content:center;transition:transform .5s 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var(--space-2);border-radius:var(--radius-full);border:1px solid var(--border-light)}.navbar-link{display:flex;align-items:center;gap:var(--space-2);font-weight:500;font-size:var(--text-sm);color:var(--text-secondary);text-decoration:none;transition:all var(--transition-fast);padding:var(--space-2) var(--space-4);border-radius:var(--radius-full);position:relative}.nav-icon{opacity:.7;transition:opacity var(--transition-fast)}.navbar-link:hover{color:var(--text-primary);background-color:var(--bg-primary);box-shadow:var(--shadow-sm)}.navbar-link:hover .nav-icon{opacity:1}.navbar-link.active{color:var(--color-white);background-color:var(--color-black);font-weight:600;box-shadow:var(--shadow-md)}.navbar-link.active .nav-icon{opacity:1}.navbar-user{display:flex;align-items:center;gap:var(--space-4)}.admin-info{display:flex;align-items:center;gap:var(--space-3);padding:4px 12px;background:var(--bg-tertiary);border-radius:var(--radius-full);border:1px solid var(--border-light)}.user-role-badge{font-size:10px;text-transform:uppercase;letter-spacing:.05em;font-weight:700;padding:2px 8px;border-radius:var(--radius-sm);background:var(--bg-tertiary);color:var(--text-tertiary);border:1px solid var(--border-light)}.user-role-badge.admin{background-color:var(--color-black);color:#fff;border-color:var(--color-black)}.user-profile-link{text-decoration:none;color:inherit;transition:all var(--transition-fast)}.user-profile-link:hover{transform:translateY(-1px)}.navbar-avatar-wrapper{display:flex;align-items:center;gap:var(--space-3);padding:4px 12px;background:var(--bg-tertiary);border-radius:var(--radius-full);border:1px solid var(--border-light);transition:all var(--transition-fast)}.user-profile-link:hover 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var(--transition-fast)}.navbar-logout:hover{background-color:var(--bg-tertiary);color:var(--status-error-text);transform:none}.mobile-menu-toggle{display:none;background:none;border:none;cursor:pointer;color:var(--text-primary);padding:var(--space-2)}.mobile-menu{position:absolute;top:100%;left:0;right:0;background-color:var(--bg-primary);border-bottom:1px solid var(--border-light);padding:var(--space-4);display:flex;flex-direction:column;gap:var(--space-2);box-shadow:var(--shadow-lg);animation:slideDown .2s ease-out}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.mobile-nav-link{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3);border-radius:var(--radius-md);color:var(--text-secondary);font-weight:500}.mobile-nav-link.active{background-color:var(--bg-tertiary);color:var(--color-black)}.mobile-user-actions{margin-top:var(--space-4);padding-top:var(--space-4);border-top:1px solid 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var(--transition-normal);position:relative;z-index:1;border:1px solid var(--border-light)}.login-header{padding:var(--space-10) var(--space-8);text-align:center;background-color:var(--bg-primary);border-bottom:1px solid var(--border-light);position:relative}.login-logo{display:flex;align-items:center;justify-content:center;margin-bottom:var(--space-4);gap:var(--space-3)}.login-logo svg{color:var(--color-primary);width:40px;height:40px}.login-logo-image{height:48px;width:auto;object-fit:contain;filter:grayscale(100%)}.login-logo 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var(--transition-fast);background-color:var(--bg-primary);color:var(--text-primary);font-family:var(--font-sans)}.login-input:focus{border-color:var(--color-primary);outline:none;box-shadow:0 0 0 3px #0000000d}.login-input::placeholder{color:var(--text-tertiary)}.login-button{margin-top:var(--space-4)}.signup-link{text-align:center;margin-top:var(--space-6);padding-top:var(--space-6);border-top:1px solid var(--border-light);font-size:var(--text-sm);color:var(--text-secondary)}.signup-link a{color:var(--color-primary);text-decoration:none;font-weight:600;position:relative;transition:all var(--transition-fast)}.signup-link a:hover{text-decoration:underline}@media(max-width:640px){.login-page{padding:var(--space-4)}.login-container{max-width:100%}.login-header{padding:var(--space-8) var(--space-6)}.login-logo h1{font-size:var(--text-2xl)}.login-form{padding:var(--space-6)}}.signup-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background-color:var(--bg-secondary);padding:var(--space-6);position:relative;overflow:hidden}.signup-page:before{content:"";position:absolute;inset:0;background:linear-gradient(45deg,transparent 48%,var(--border-light) 48%,var(--border-light) 52%,transparent 52%),linear-gradient(-45deg,transparent 48%,var(--border-light) 48%,var(--border-light) 52%,transparent 52%);background-size:60px 60px;opacity:.2;z-index:0}.signup-container{width:100%;max-width:440px;background-color:var(--bg-primary);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);overflow:hidden;animation:fadeIn var(--transition-normal);position:relative;z-index:1;border:1px solid var(--border-light)}.signup-header{padding:var(--space-10) var(--space-8);text-align:center;background-color:var(--bg-primary);border-bottom:1px solid 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var(--border-light);font-size:var(--text-sm);color:var(--text-secondary)}.login-link a{color:var(--color-primary);text-decoration:none;font-weight:600;position:relative;transition:all var(--transition-fast)}.login-link a:hover{text-decoration:underline}@media(max-width:640px){.signup-page{padding:var(--space-4)}.signup-container{max-width:100%}.signup-header{padding:var(--space-8) var(--space-6)}.signup-logo h1{font-size:var(--text-2xl)}.signup-form{padding:var(--space-6)}}.card{background-color:var(--bg-primary);border:2px solid var(--color-black);border-radius:var(--radius-lg);overflow:hidden;transition:all var(--transition-normal)}.card-hoverable{cursor:pointer}.card-hoverable:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:var(--color-black)}.card-header{padding:var(--space-6);padding-bottom:var(--space-4)}.card-title{font-family:var(--font-display);font-size:var(--text-lg);font-weight:600;color:var(--text-primary);margin-bottom:var(--space-2);line-height:1.3}.card-subtitle{font-size:var(--text-sm);color:var(--text-tertiary);font-weight:500}.card-body{padding:0 var(--space-6) var(--space-6);color:var(--text-secondary);font-size:var(--text-sm);line-height:1.6}.card-footer{padding:var(--space-4) var(--space-6);background-color:var(--bg-secondary);border-top:1px solid 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24px #0000001a;transform:translateY(-2px)}.chart-card-header{display:flex;align-items:flex-start;gap:var(--space-3)}.chart-icon{font-size:1.5rem;line-height:1;flex-shrink:0;margin-top:2px}.chart-title{margin:0 0 2px;font-size:var(--text-base);font-weight:700;color:var(--text-primary)}.chart-desc{margin:0;font-size:var(--text-xs);color:var(--text-tertiary)}.chart-wrapper{position:relative;width:100%;height:260px}canvas{max-height:100%}@media(max-width:1100px){.charts-grid{grid-template-columns:1fr}}@media(max-width:768px){.charts-grid{grid-template-columns:1fr}.chart-wrapper{height:220px}.analytics-heading{font-size:var(--text-xl)}}@media(max-width:480px){.chart-card{padding:var(--space-4)}.chart-wrapper{height:190px}}.quiz-analytics{width:100%}.no-data-message{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:4rem 2rem;text-align:center;color:#6b7280}.no-data-icon{color:#d1d5db;margin-bottom:1rem}.no-data-message 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#0003;border-color:var(--color-black)}.metric-icon{display:flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:12px;margin-right:1rem;flex-shrink:0}.score-icon{background:linear-gradient(135deg,#3b82f6,#2563eb);color:#fff}.quizzes-icon{background:linear-gradient(135deg,#10b981,#059669);color:#fff}.time-icon{background:linear-gradient(135deg,#f59e0b,#d97706);color:#fff}.best-icon{background:linear-gradient(135deg,#8b5cf6,#7c3aed);color:#fff}.metric-content h3{font-size:2rem;font-weight:700;margin:0;line-height:1;color:var(--color-black)}.metric-content p{font-size:.875rem;margin:.25rem 0 0;color:var(--text-secondary)}.analytics-charts{display:grid;grid-template-columns:repeat(auto-fit,minmax(450px,1fr));gap:2rem;margin-bottom:2rem}.chart-card{padding:1.5rem;border-radius:16px;background:var(--color-white);border:1px solid rgba(0,0,0,.1);box-shadow:0 10px 15px -3px #0000001a,0 4px 6px -2px #0000000d;transition:transform .3s ease,box-shadow .3s ease;overflow:hidden}.chart-card:hover{transform:translateY(-5px);box-shadow:0 20px 25px -5px #0000001a,0 10px 10px -5px #0000000a}.chart-title{font-size:1.25rem;font-weight:600;color:#111827;margin:0 0 1.5rem;text-align:center}.chart-container{position:relative;height:300px;width:100%}.doughnut-container,.radar-container{max-width:350px;margin:0 auto}.results-table-card{padding:1.5rem;border-radius:12px;box-shadow:0 1px 3px #0000001a;background:var(--color-white);border:2px solid var(--color-black);overflow-x:auto}.results-table-container{width:100%}.results-table{width:100%;border-collapse:collapse;font-size:.875rem}.results-table th{background:var(--bg-tertiary);color:var(--color-black);font-weight:600;padding:.75rem 1rem;text-align:left;border-bottom:2px solid var(--color-black);white-space:nowrap}.results-table td{padding:.75rem 1rem;border-bottom:1px solid var(--border-light);vertical-align:middle}.results-table tbody tr:hover{background:var(--bg-secondary)}.quiz-title-cell{max-width:200px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:500}.score-cell{font-weight:600;text-align:center}.high-score{color:#059669}.medium-score{color:#d97706}.low-score{color:#dc2626}@media(max-width:768px){.analytics-summary{grid-template-columns:1fr;gap:1rem}.analytics-charts{grid-template-columns:1fr;gap:1.5rem}.metric-card{padding:1rem}.metric-content h3{font-size:1.5rem}.chart-container{height:250px}.results-table{font-size:.8rem}.results-table th,.results-table td{padding:.5rem}}@media(max-width:480px){.quiz-analytics{padding:.5rem}.chart-container{height:200px}.results-table-container{overflow-x:scroll}}.progress-tracker{display:flex;flex-direction:column;gap:var(--space-6)}.progress-stats,.achievements-card{padding:var(--space-6)}.progress-title{margin:0 0 var(--space-4) 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var(--border-light)}.stat-value{font-size:var(--text-3xl);font-weight:800;color:var(--text-primary);line-height:1;margin-bottom:var(--space-2)}.stat-label{font-size:var(--text-sm);color:var(--text-secondary);font-weight:500}.overall-progress{margin-top:var(--space-4)}.progress-bar-header{display:flex;justify-content:space-between;margin-bottom:var(--space-2);font-size:var(--text-sm);font-weight:600;color:var(--text-secondary)}.progress-percentage{color:var(--text-primary);font-weight:700}.progress-bar{width:100%;height:12px;background-color:var(--bg-tertiary);border-radius:var(--radius-full);overflow:hidden;border:1px solid var(--border-light)}.progress-fill{height:100%;background:linear-gradient(90deg,#3b82f6,#8b5cf6);border-radius:var(--radius-full);transition:width .6s 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0}.results-table-title{margin:0;font-size:var(--text-xl);font-weight:700;color:var(--text-primary)}.results-count{font-size:var(--text-sm);color:var(--text-tertiary);background:var(--bg-tertiary);border:1px solid var(--border-light);border-radius:var(--radius-full);padding:2px 10px}.user-name-cell{display:flex;align-items:center;gap:var(--space-3)}.user-avatar-sm{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:var(--radius-full);background:var(--color-primary);color:var(--color-white);font-size:var(--text-sm);font-weight:700;flex-shrink:0}.score-chip{display:inline-block;font-size:.8rem;font-weight:700;border-radius:var(--radius-full);padding:2px 10px}.score-chip.score-high{background:#d1fae5;color:#065f46}.score-chip.score-mid{background:#fef3c7;color:#92400e}.score-chip.score-low{background:#fee2e2;color:#991b1b}.badge-attempts{display:inline-flex;align-items:center;justify-content:center;min-width:28px;height:24px;padding:0 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#0000000a;border-color:#cbd5e1}.afcp-header{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #f1f5f9;padding-bottom:12px;margin-bottom:4px}.afcp-user{display:flex;align-items:center;gap:12px}.afcp-avatar{width:44px;height:44px;background:#f1f5f9;color:#0f172a;border-radius:12px;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.1rem}.afcp-info{display:flex;flex-direction:column}.afcp-name{font-weight:700;color:#0f172a;font-size:1rem}.afcp-date{font-size:.8rem;color:#94a3b8}.afcp-type-badge{padding:4px 12px;border-radius:8px;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em}.afcp-content{flex:1}.afcp-title{font-size:1.15rem;font-weight:700;color:#0f172a;margin-bottom:8px}.afcp-text{font-size:.95rem;color:#475569;line-height:1.6;margin:0}.afcp-rating{display:flex;gap:4px;color:#d1d5db;font-size:1.25rem}.afcp-rating .star.filled{color:#f59e0b}.sscp-icon-bg{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center}.sscp-icon-bg.bg-blue{background:#eff6ff}.sscp-icon-bg.bg-purple{background:#f5f3ff}.sscp-icon-bg.bg-green{background:#ecfdf5}.sscp-icon-bg.bg-orange{background:#fffbeb}.sscp-data{display:flex;flex-direction:column}.sscp-value{font-size:1.5rem;font-weight:800;color:#0f172a;line-height:1}.sscp-label{font-size:.85rem;font-weight:600;color:#64748b;margin-top:6px}.color-blue{color:#2563eb}.color-purple{color:#7c3aed}.color-green{color:#059669}.color-orange{color:#d97706}.bg-blue-light{background-color:#eff6ff}.bg-purple-light{background-color:#f5f3ff}.bg-green-light{background-color:#ecfdf5}.bg-orange-light{background-color:#fffbeb}@media(max-width:640px){.drawer-panel{width:100vw}.drawer-stats-row,.dqcp-stats-grid{grid-template-columns:1fr}}@media(max-width:768px){.dashboard-header{flex-direction:column;align-items:flex-start;gap:var(--space-4)}.dashboard-actions{width:100%;display:flex;flex-direction:column;gap:10px}.dashboard-actions a,.dashboard-actions button{width:100%}.stats-grid,.results-summary-grid{grid-template-columns:1fr 1fr}.section-header{flex-direction:column;align-items:flex-start;gap:var(--space-3)}.drawer-panel{width:100%;max-width:100%;height:85vh;border-radius:24px 24px 0 0;animation:drawerSlideUp .4s cubic-bezier(.16,1,.3,1)}.drawer-overlay{align-items:flex-end}@keyframes drawerSlideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}}@media(max-width:480px){.stats-grid,.results-summary-grid,.drawer-stats-row{grid-template-columns:1fr}}.material-form{background-color:#fff;border-radius:20px;padding:40px;box-shadow:0 4px 6px -1px #0000000d,0 10px 15px -3px #0000001a;border:1px solid #e2e8f0}.form-group{margin-bottom:24px}.form-group label{display:block;font-weight:700;margin-bottom:8px;color:#1e293b;font-size:.95rem}.form-group input,.form-group select,.form-group textarea{width:100%;padding:12px 16px;border-radius:12px;border:1px solid #cbd5e1;font-size:1rem;transition:all .2s;background:#f8fafc}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:#6366f1;background:#fff;box-shadow:0 0 0 4px #6366f11a}.toggle-btn{flex:1;padding:14px 20px;border:2px solid #e2e8f0;background:#fff;border-radius:14px;font-weight:700;cursor:pointer;transition:all .2s;display:flex;align-items:center;justify-content:center;gap:12px}.toggle-btn:hover{border-color:var(--color-primary);background:#3b82f60d}.toggle-btn.active{border-color:var(--color-primary);background:var(--color-primary);color:#fff}.file-input{padding:var(--space-3);border:2px dashed var(--color-gray-300);border-radius:var(--radius-md);background:var(--color-gray-50);cursor:pointer;transition:all var(--transition-fast);width:100%}.file-input:hover{border-color:var(--color-primary);background:#3b82f60d}.file-input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #3b82f61a}.file-help{display:block;margin-top:var(--space-2);color:var(--color-gray-500);font-size:var(--font-size-sm)}.file-info{margin-top:var(--space-2);padding:var(--space-2) var(--space-3);background:var(--color-gray-100);border-radius:var(--radius-sm);font-size:var(--font-size-sm);color:var(--color-gray-700)}.notification{position:fixed;bottom:20px;right:20px;max-width:350px;padding:var(--space-4);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);display:flex;align-items:center;justify-content:space-between;transform:translateY(100px);opacity:0;transition:transform var(--transition-normal),opacity var(--transition-normal);z-index:1000}.notification.show{transform:translateY(0);opacity:1}.notification.hide{transform:translateY(100px);opacity:0}.notification-content{flex:1}.notification-content p{margin:0}.notification-close{background:none;border:none;font-size:20px;line-height:1;padding:0 0 0 var(--space-3);cursor:pointer;opacity:.7}.notification-close:hover{opacity:1}.notification-info{background-color:var(--color-primary-light);color:#fff}.notification-success{background-color:var(--color-success);color:#fff}.notification-warning{background-color:var(--color-warning);color:#fff}.notification-error{background-color:var(--color-error);color:#fff}.material-edit-page{max-width:1100px;margin:0 auto;padding:40px var(--space-6)}.material-edit-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-6);position:relative}.material-edit-header h1{margin:0;font-size:1.75rem;font-weight:800;color:#0f172a}@media(max-width:768px){.material-edit-header{flex-direction:column;align-items:flex-start;gap:var(--space-4);margin-bottom:var(--space-6)}.material-edit-header 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#0000000d}.question-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-3)}.question-header h4{margin:0;font-size:1.1rem;color:var(--color-gray-800)}.remove-question-btn{background:none;border:none;color:var(--color-gray-500);cursor:pointer;padding:var(--space-1);border-radius:var(--radius-sm);transition:all .2s ease}.remove-question-btn:hover:not(:disabled){color:var(--color-error);background-color:#ef444426}.remove-question-btn:disabled{opacity:.4;cursor:not-allowed}.options-container{margin-top:var(--space-3)}.options-label{font-weight:600;margin-bottom:var(--space-2);color:var(--color-gray-700)}.option-row{display:flex;align-items:center;margin-bottom:var(--space-2)}.option-row input[type=radio]{width:auto;margin-right:var(--space-2);accent-color:var(--color-primary)}.add-question-container{display:flex;justify-content:center;margin:var(--space-6) 0}.add-question-btn{display:flex;align-items:center;background-color:var(--color-primary);color:#fff;padding:var(--space-2) var(--space-4);border-radius:var(--radius-md);font-weight:500;transition:background-color .3s ease;cursor:pointer;border:none}.add-question-btn:hover{background-color:var(--color-primary-dark)}.add-question-btn svg{margin-right:var(--space-2);width:20px;height:20px}.form-actions{display:flex;justify-content:flex-end;margin-top:var(--space-6)}.form-actions button{background-color:var(--color-primary);color:#fff;padding:var(--space-2) var(--space-4);border:none;border-radius:var(--radius-md);font-weight:500;transition:background-color .3s ease;cursor:pointer}.form-actions button:hover{background-color:var(--color-primary-dark)}.quiz-edit-page{max-width:1100px;margin:0 auto;padding:40px var(--space-6)}.quiz-edit-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-6);position:relative}.quiz-edit-header h1{margin:0;font-size:1.75rem;font-weight:800;color:#0f172a}.back-link{display:flex;align-items:center;color:var(--color-gray-700);text-decoration:none;font-weight:500;transition:color var(--transition-fast)}.back-link:hover{color:var(--color-primary)}.delete-button{display:flex;align-items:center}.delete-button svg{margin-right:var(--space-2)}.delete-confirm-overlay{position:fixed;inset:0;background-color:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000}.delete-confirm-modal{background-color:#fff;border-radius:var(--radius-md);padding:var(--space-6);width:100%;max-width:400px;box-shadow:var(--shadow-lg);animation:fadeIn var(--transition-normal)}.delete-confirm-modal h3{margin-top:0;color:var(--color-error)}.delete-confirm-actions{display:flex;justify-content:flex-end;gap:var(--space-3);margin-top:var(--space-6)}@media(max-width:768px){.quiz-edit-header{flex-direction:column;align-items:flex-start;gap:var(--space-4);margin-bottom:var(--space-6)}.quiz-edit-header h1{position:static;transform:none;margin-bottom:var(--space-4)}.delete-button{align-self:flex-end}}.material-card{height:100%;display:flex;flex-direction:column;background:var(--color-white);border:var(--border-medium) solid var(--color-gray-200);border-radius:var(--radius-lg);overflow:hidden;transition:all var(--transition-normal);cursor:pointer;position:relative}.material-card:hover{border-color:var(--color-accent-blue);box-shadow:var(--shadow-hover);transform:translateY(-4px)}.material-card-header{flex:1;padding:var(--space-6);display:flex;flex-direction:column}.material-category{align-self:flex-start;display:inline-block;padding:var(--space-1) var(--space-3);border-radius:var(--radius-full);font-size:var(--text-xs);font-weight:600;text-transform:uppercase;margin-bottom:var(--space-4);letter-spacing:.05em;background-color:var(--bg-tertiary);color:var(--text-primary)}.category-general{background-color:var(--bg-tertiary);color:var(--text-secondary)}.category-programming{background-color:var(--category-tech-bg);color:var(--category-tech-text)}.category-design{background-color:var(--category-creative-bg);color:var(--category-creative-text)}.category-science,.category-math{background-color:var(--category-science-bg);color:var(--category-science-text)}.category-history{background-color:var(--color-accent-orange-light);color:var(--color-accent-orange)}.material-title{font-size:var(--text-lg);font-weight:700;margin-bottom:var(--space-2);color:var(--text-primary);line-height:1.4;letter-spacing:-.01em;display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:3.6rem}.material-description{color:var(--text-secondary);font-size:var(--text-sm);line-height:1.6;margin-bottom:var(--space-4);display:-webkit-box;-webkit-line-clamp:3;line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.material-card-footer{margin-top:auto;padding:var(--space-4) var(--space-6);border-top:1px solid var(--border-light);background:var(--bg-secondary);display:flex;align-items:center;justify-content:space-between}.material-meta{display:flex;gap:var(--space-4);width:100%}.material-meta-item{display:flex;align-items:center;color:var(--color-gray-700);font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);text-transform:uppercase;letter-spacing:.05em}.material-meta-item svg{margin-right:var(--space-1);color:var(--color-black);width:16px;height:16px}.quiz-card{height:100%;display:flex;flex-direction:column;background:var(--bg-primary);border:1px solid var(--border-light);border-radius:var(--radius-lg);overflow:hidden;transition:all var(--transition-normal);cursor:pointer;position:relative}.quiz-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--color-accent-purple)}.quiz-card-header{flex:1;display:flex;flex-direction:column;padding:var(--space-6)}.quiz-badge{align-self:flex-start;display:inline-block;padding:var(--space-1) var(--space-3);border-radius:var(--radius-full);font-size:var(--text-xs);font-weight:600;text-transform:uppercase;margin-bottom:var(--space-4);letter-spacing:.05em;background-color:var(--bg-tertiary);color:var(--text-primary)}.quiz-badge.tech{background-color:var(--category-tech-bg);color:var(--category-tech-text)}.quiz-title{font-size:var(--text-lg);font-weight:700;margin-bottom:var(--space-2);color:var(--text-primary);line-height:1.4;letter-spacing:-.01em;display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:3.6rem}.quiz-description{color:var(--text-secondary);font-size:var(--text-sm);line-height:1.6;margin-bottom:var(--space-4);display:-webkit-box;-webkit-line-clamp:3;line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.quiz-card-footer{margin-top:auto;padding:var(--space-4) var(--space-6);border-top:1px solid 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var(--transition-normal);cursor:pointer}.feedback-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--color-primary)}.feedback-card-header{display:flex;justify-content:space-between;margin-bottom:var(--space-4);padding:var(--space-6);padding-bottom:0}.feedback-category,.feedback-date{display:flex;align-items:center;color:var(--text-tertiary);font-size:var(--text-xs);font-weight:600;text-transform:uppercase;letter-spacing:.05em}.feedback-category svg,.feedback-date svg{margin-right:var(--space-2);width:14px;height:14px;color:var(--text-secondary)}.feedback-title{padding:0 var(--space-6);font-size:1.25rem;font-weight:800;margin-bottom:var(--space-2);color:var(--text-primary);line-height:1.4;letter-spacing:-.01em}.feedback-message{padding:0 var(--space-6);margin-bottom:var(--space-6);color:#475569;font-size:.95rem;line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:all .3s}.feedback-card:hover .feedback-message{-webkit-line-clamp:10;line-clamp:10;color:#1e293b}.feedback-card-footer{margin-top:auto;padding:var(--space-4) var(--space-6);border-top:1px solid var(--border-light);background:var(--bg-secondary)}.feedback-rating{display:flex;gap:var(--space-1)}.user-dashboard-layout{display:flex;height:100vh;width:100%;background-color:#f8fafc;animation:fadeIn var(--transition-normal);overflow:hidden}.dashboard-sidebar-premium{width:280px;background-color:#fff;border-right:1px solid #e2e8f0;display:flex;flex-direction:column;height:100%;z-index:50;transition:all .3s ease;flex-shrink:0}.sidebar-brand{padding:32px 24px;display:flex;align-items:center;gap:16px}.brand-icon{width:48px;height:48px;background:#1e293b;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.4rem;box-shadow:0 4px 12px #0f172a26;flex-shrink:0;overflow:hidden}.brand-name{font-weight:800;font-size:1.5rem;color:#0f172a;letter-spacing:-.04em}.sidebar-nav{flex:1;padding:0 16px;display:flex;flex-direction:column;gap:8px}.nav-item{display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:12px;border:none;background:transparent;color:#64748b;font-weight:600;font-size:.95rem;cursor:pointer;transition:all .2s cubic-bezier(.4,0,.2,1);text-align:left;width:100%}.nav-item:hover{background-color:#f1f5f9;color:#0f172a}.nav-item.active{background-color:#0f172a;color:#fff;box-shadow:0 10px 15px -3px #0f172a1a,0 4px 6px -2px #0f172a0d}.sidebar-footer-premium{padding:24px 16px;border-top:1px solid #f1f5f9}.sidebar-logout-btn{display:flex;align-items:center;gap:12px;padding:14px 16px;border-radius:14px;width:100%;border:none;background:transparent;color:#64748b;font-weight:600;font-size:.95rem;cursor:pointer;transition:all .2s cubic-bezier(.4,0,.2,1)}.sidebar-logout-btn:hover{background-color:#fef2f2;color:#ef4444}.sidebar-logout-btn svg{transition:transform .2s ease}.sidebar-logout-btn:hover svg{transform:translate(-2px)}.user-dashboard-content{flex:1;padding:40px;overflow-y:auto;height:100%}.dashboard-welcome-premium{background:#fff;border:1px solid #e2e8f0;border-radius:20px;padding:40px;display:flex;justify-content:space-between;align-items:center;margin-bottom:40px;box-shadow:0 4px 6px -1px #0000000d}.dashboard-welcome-premium h1,.welcome-title-premium{font-size:2.5rem;font-weight:800;margin-bottom:8px;color:#0f172a}.dashboard-welcome-premium p,.welcome-subtitle-premium{font-size:1.1rem;color:#64748b;margin:0}.welcome-stats-mini{display:flex;gap:24px}.mini-stat{background:#f8fafc;padding:16px 24px;border-radius:16px;display:flex;flex-direction:column;align-items:center;min-width:140px;border:1px solid #f1f5f9}.mini-stat-val{font-size:1.75rem;font-weight:800;color:#0f172a;line-height:1}.mini-stat-lbl{font-size:.75rem;font-weight:700;color:#64748b;text-transform:uppercase;letter-spacing:.05em;margin-top:8px}.dashboard-welcome:before{content:"";position:absolute;top:0;right:0;width:300px;height:300px;background:radial-gradient(circle,rgba(255,255,255,.1) 0%,transparent 70%);border-radius:50%;transform:translate(30%,-30%)}.welcome-content h1{margin-top:0;margin-bottom:var(--space-3);color:var(--color-white);font-size:var(--font-size-4xl);font-weight:var(--font-weight-black);letter-spacing:-.03em}.welcome-content p{margin:0;color:var(--color-gray-300);font-size:var(--font-size-lg);font-weight:var(--font-weight-normal)}.welcome-image{display:flex;align-items:center;justify-content:center;background-color:var(--color-white);border-radius:var(--radius-full);width:96px;height:96px;color:var(--color-black);box-shadow:var(--shadow-lg)}.dashboard-tabs{display:flex;border-bottom:var(--border-medium) solid var(--color-gray-200);margin-bottom:var(--space-8);gap:var(--space-2)}.user-dashboard{max-width:1280px;margin:0 auto;padding:var(--space-8) var(--space-6);min-height:calc(100vh - 72px);animation:fadeIn var(--transition-normal)}.dashboard-welcome{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-10);background-color:var(--bg-primary);border:1px solid var(--border-light);padding:var(--space-8);border-radius:var(--radius-xl);box-shadow:var(--shadow-sm)}.welcome-content h1{font-size:var(--text-3xl);font-weight:700;margin-bottom:var(--space-2);color:var(--text-primary);letter-spacing:-.03em}.welcome-content p{font-size:var(--text-lg);color:var(--text-secondary)}.welcome-image{color:var(--text-primary);padding:var(--space-4);border-radius:var(--radius-full);background-color:var(--bg-secondary);display:flex;align-items:center;justify-content:center}.dashboard-section{animation:slideIn var(--transition-normal) ease-out}.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-6);margin-bottom:var(--space-10)}.stat-card{padding:var(--space-6);display:flex;align-items:flex-start;gap:var(--space-4);border:2px solid var(--color-black);background-color:var(--color-white);transition:all var(--transition-fast)}.stat-card:hover{transform:translateY(-2px);border-color:var(--color-black);box-shadow:var(--shadow-lg)}.stat-icon{width:48px;height:48px;border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;font-size:var(--text-xl);background-color:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border-light)}.stat-content{display:flex;flex-direction:column}.stat-value{font-size:var(--text-3xl);font-weight:700;line-height:1;color:var(--text-primary);letter-spacing:-.02em}.stat-label{color:var(--text-secondary);font-size:var(--text-sm);margin-top:var(--space-1)}.dashboard-section{margin-bottom:var(--space-12)}.section-title-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-6);padding-bottom:var(--space-4);border-bottom:1px solid var(--border-light)}.section-title{font-size:var(--text-xl);font-weight:600}.section-link{font-size:var(--text-sm);font-weight:500;color:var(--text-primary);text-decoration:underline;text-underline-offset:4px}.section-link:hover{color:var(--text-secondary)}.materials-grid,.quizzes-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:var(--space-6);margin-bottom:var(--space-12)}.materials-grid-full,.quizzes-grid-full{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:var(--space-6)}.page-title{margin-top:0;margin-bottom:var(--space-8);font-size:var(--font-size-4xl);font-weight:var(--font-weight-black);color:var(--color-black);letter-spacing:-.03em}.empty-state{grid-column:1 / -1;text-align:center;padding:var(--space-16);background-color:var(--color-white);border-radius:var(--radius-xl);box-shadow:var(--shadow-sm);border:var(--border-medium) solid var(--color-gray-200);position:relative}.empty-state p{margin:0;color:var(--color-gray-600);font-size:var(--font-size-lg);font-weight:var(--font-weight-medium)}.quick-progress-card{margin-bottom:var(--space-8);padding:32px;background:#fff;border:1px solid #e2e8f0;border-radius:20px;box-shadow:0 4px 6px -1px #0000000d}.quick-progress-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-6)}.quick-progress-header .section-title{margin:0;color:#0f172a;display:flex;align-items:center;gap:var(--space-2);font-weight:800}.quick-progress-header .section-link{color:#6366f1;font-weight:600;font-size:.9rem}.quick-progress-header .section-link:hover{opacity:1;text-decoration:underline}.quick-progress-content{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:var(--space-6)}.quick-stat{text-align:center;padding:24px;background-color:#f8fafc;border-radius:16px;border:1px solid #f1f5f9}.quick-value{display:block;font-size:2rem;font-weight:800;margin-bottom:4px;color:#0f172a}.quick-label{display:block;font-size:var(--text-sm);color:#ffffffe6;font-weight:500}.section-header-user{display:flex;justify-content:space-between;align-items:center;margin-bottom:32px;padding-bottom:16px;border-bottom:1px solid #e2e8f0}.section-header-user h2{font-size:1.75rem;font-weight:800;margin-bottom:4px}.section-header-user p{color:#64748b;margin:0}.new-feedback-btn{display:flex;align-items:center;gap:8px;padding:12px 24px;background-color:#0f172a;color:#fff;border:none;border-radius:12px;font-weight:600;cursor:pointer;transition:all .2s}.new-feedback-btn:hover{background-color:#334155;transform:translateY(-2px);box-shadow:0 10px 15px -3px #0f172a1a}.user-feedback-card-premium{background:#fff;border:1px solid #e2e8f0;border-radius:20px;padding:24px;display:flex;flex-direction:column;gap:16px;transition:all .3s cubic-bezier(.4,0,.2,1);cursor:pointer;box-shadow:0 1px 3px #0000000d}.user-feedback-card-premium:hover{transform:translateY(-5px);box-shadow:0 20px 25px -5px #00000014;border-color:#cbd5e1}.ufcp-header{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #f1f5f9;padding-bottom:12px}.afcp-title{margin:0 0 8px;font-size:1.25rem;font-weight:800;color:#0f172a}.afcp-text{margin:0;color:#334155;font-size:1.05rem;line-height:1.6}.afcp-type-badge{padding:4px 12px;border-radius:20px;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em}.afcp-type-badge.bug-report{background:#fee2e2;color:#ef4444}.afcp-type-badge.feature-request{background:#fef9c3;color:#a16207}.afcp-type-badge.content-quality{background:#dcfce7;color:#15803d}.afcp-type-badge.general-inquiry{background:#f1f5f9;color:#64748b}.afcp-type-badge.other{background:#f3f4f6;color:#374151}@media(max-width:768px){.user-dashboard{padding:var(--space-6)}.dashboard-welcome{flex-direction:column;text-align:center;padding:var(--space-8)}.welcome-content{margin-bottom:var(--space-6)}.welcome-content 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