:root{--primary-50: #eff6ff;--primary-100: #dbeafe;--primary-200: #bfdbfe;--primary-300: #93c5fd;--primary-400: #60a5fa;--primary-500: #3b82f6;--primary-600: #2563eb;--primary-700: #1d4ed8;--primary-800: #1e40af;--primary-900: #1e3a8a;--gray-50: #f9fafb;--gray-100: #f3f4f6;--gray-200: #e5e7eb;--gray-300: #d1d5db;--gray-400: #9ca3af;--gray-500: #6b7280;--gray-600: #4b5563;--gray-700: #374151;--gray-800: #1f2937;--gray-900: #111827;--success-50: #ecfdf5;--success-500: #10b981;--success-600: #059669;--warning-50: #fffbeb;--warning-500: #f59e0b;--warning-600: #d97706;--danger-50: #fef2f2;--danger-500: #ef4444;--danger-600: #dc2626;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--space-16: 4rem;--space-20: 5rem;--radius-sm: .25rem;--radius-md: .375rem;--radius-lg: .5rem;--radius-xl: .75rem;--radius-2xl: 1rem;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .1), 0 8px 10px -6px rgb(0 0 0 / .1);--transition-fast: .15s ease;--transition-normal: .2s ease;--transition-slow: .3s ease;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 1.875rem;--font-size-4xl: 2.25rem}*{box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.6;color:var(--gray-800);background-color:var(--gray-50);margin:0;padding:0}h1,h2,h3,h4,h5,h6{margin:0;font-weight:600;line-height:1.2;color:var(--gray-900)}h1{font-size:var(--font-size-3xl)}h2{font-size:var(--font-size-2xl)}h3{font-size:var(--font-size-xl)}h4{font-size:var(--font-size-lg)}p{margin:0;line-height:1.6}.container{max-width:1200px;margin:0 auto;padding:0 var(--space-4)}.container-sm{max-width:640px;margin:0 auto;padding:0 var(--space-4)}.container-lg{max-width:1400px;margin:0 auto;padding:0 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var(--space-6);font-size:var(--font-size-sm);font-weight:500;line-height:1;border:none;border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-normal);text-decoration:none;outline:none;position:relative;overflow:hidden}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background-color:var(--primary-600);color:#fff}.btn-primary:hover:not(:disabled){background-color:var(--primary-700);transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn-secondary{background-color:var(--gray-100);color:var(--gray-700);border:1px solid var(--gray-300)}.btn-secondary:hover:not(:disabled){background-color:var(--gray-200);border-color:var(--gray-400)}.btn-success{background-color:var(--success-600);color:#fff}.btn-success:hover:not(:disabled){background-color:var(--success-700);transform:translateY(-1px)}.btn-warning{background-color:var(--warning-500);color:#fff}.btn-danger{background-color:var(--danger-600);color:#fff}.btn-ghost{background-color:transparent;color:var(--gray-600);border:1px solid transparent}.btn-ghost:hover:not(:disabled){background-color:var(--gray-100);color:var(--gray-800)}.btn-sm{padding:var(--space-2) var(--space-4);font-size:var(--font-size-xs)}.btn-lg{padding:var(--space-4) var(--space-8);font-size:var(--font-size-base)}.card{background:#fff;border-radius:var(--radius-xl);box-shadow:var(--shadow-sm);border:1px solid var(--gray-200);overflow:hidden;transition:all var(--transition-normal)}.card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.card-header{padding:var(--space-6);border-bottom:1px solid var(--gray-200)}.card-body{padding:var(--space-6)}.card-footer{padding:var(--space-4) var(--space-6);background-color:var(--gray-50);border-top:1px solid var(--gray-200)}.form-group{margin-bottom:var(--space-4)}.form-label{display:block;margin-bottom:var(--space-2);font-size:var(--font-size-sm);font-weight:500;color:var(--gray-700)}.form-input{width:100%;padding:var(--space-3);border:1px solid var(--gray-300);border-radius:var(--radius-lg);font-size:var(--font-size-base);transition:all var(--transition-normal);background-color:#fff}.form-input:focus{outline:none;border-color:var(--primary-500);box-shadow:0 0 0 3px #3b82f61a}.form-textarea{min-height:100px;resize:vertical}.progress{width:100%;height:var(--space-2);background-color:var(--gray-200);border-radius:var(--radius-sm);overflow:hidden}.progress-bar{height:100%;background-color:var(--primary-600);transition:width var(--transition-slow);border-radius:var(--radius-sm)}.badge{display:inline-flex;align-items:center;gap:var(--space-1);padding:var(--space-1) var(--space-3);font-size:var(--font-size-xs);font-weight:500;border-radius:var(--radius-xl)}.badge-primary{background-color:var(--primary-100);color:var(--primary-800)}.badge-success{background-color:var(--success-50);color:var(--success-600)}.badge-warning{background-color:var(--warning-50);color:var(--warning-600)}.badge-danger{background-color:var(--danger-50);color:var(--danger-600)}.loading-spinner{width:20px;height:20px;border:2px solid var(--gray-300);border-top:2px solid var(--primary-600);border-radius:50%;animation:spin 1s linear infinite}.alert{padding:var(--space-4);border-radius:var(--radius-lg);border:1px solid;margin-bottom:var(--space-4)}.alert-info{background-color:var(--primary-50);border-color:var(--primary-200);color:var(--primary-800)}.alert-success{background-color:var(--success-50);border-color:var(--success-200);color:var(--success-800)}.alert-warning{background-color:var(--warning-50);border-color:var(--warning-200);color:var(--warning-800)}.alert-danger{background-color:var(--danger-50);border-color:var(--danger-200);color:var(--danger-800)}@media (max-width: 768px){.container{padding:0 var(--space-3)}.btn{padding:var(--space-3) var(--space-4)}.card-header,.card-body{padding:var(--space-4)}h1{font-size:var(--font-size-2xl)}h2{font-size:var(--font-size-xl)}}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}.text-xs{font-size:var(--font-size-xs)}.text-sm{font-size:var(--font-size-sm)}.text-base{font-size:var(--font-size-base)}.text-lg{font-size:var(--font-size-lg)}.text-xl{font-size:var(--font-size-xl)}.font-medium{font-weight:500}.font-semibold{font-weight:600}.font-bold{font-weight:700}.text-gray-500{color:var(--gray-500)}.text-gray-600{color:var(--gray-600)}.text-gray-700{color:var(--gray-700)}.text-gray-900{color:var(--gray-900)}.bg-white{background-color:#fff}.bg-gray-50{background-color:var(--gray-50)}.bg-gray-100{background-color:var(--gray-100)}.border{border:1px solid 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var(--transition-fast)}.transition-slow{transition:all var(--transition-slow)}.focus-ring:focus{outline:none;box-shadow:0 0 0 3px #3b82f61a}.hover-scale:hover{transform:scale(1.02)}.hover-lift:hover{transform:translateY(-2px)}html,body{width:100%;height:100%;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif}#app{width:100%;min-height:100vh}.header[data-v-34b2c6bb]{background:#fff;border-bottom:1px solid #e2e8f0;position:sticky;top:0;z-index:100}.nav-container[data-v-34b2c6bb]{max-width:1200px;margin:0 auto;padding:0 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#e2e8f0;margin-bottom:.5rem}.mobile-user-name[data-v-34b2c6bb]{font-weight:500;color:#374151;font-size:15px}.user-avatar[data-v-34b2c6bb],.mobile-avatar[data-v-34b2c6bb]{width:32px;height:32px;border-radius:50%;background-color:#0d9488;color:#fff;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:600;margin-right:.75rem}@media (max-width: 768px){.nav-links[data-v-34b2c6bb]{display:none}.mobile-menu-btn[data-v-34b2c6bb]{display:block}.mobile-menu[data-v-34b2c6bb]{display:flex}.mobile-menu[data-v-34b2c6bb]:not(.open){display:none}}.footer[data-v-af0b8391]{background:#f8fafc;border-top:1px solid #e2e8f0;padding:2rem 0;margin-top:auto}.container[data-v-af0b8391]{max-width:1200px;margin:0 auto;padding:0 1.5rem}.footer-content[data-v-af0b8391]{text-align:center;max-width:600px;margin:0 auto}.brand[data-v-af0b8391]{display:flex;align-items:center;justify-content:center;gap:.5rem;margin-bottom:1rem}.brand-icon[data-v-af0b8391]{color:#0d9488}.brand-name[data-v-af0b8391]{font-size:1.5rem;font-weight:700;color:#1e293b}.footer-description[data-v-af0b8391]{color:#64748b;margin-bottom:1.5rem;line-height:1.6}.footer-links[data-v-af0b8391]{display:flex;justify-content:center;gap:2rem;flex-wrap:wrap}.footer-link[data-v-af0b8391]{color:#64748b;text-decoration:none;font-size:.875rem;transition:color .3s ease}.footer-link[data-v-af0b8391]:hover{color:#0d9488}@media (max-width: 768px){.footer[data-v-af0b8391]{padding:1.5rem 0}.footer-links[data-v-af0b8391]{gap:1rem}.brand-name[data-v-af0b8391]{font-size:1.25rem}}*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;width:100%;margin:0;padding:0;overflow-x:hidden}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;line-height:1.6;color:#1e293b;background-color:#fff;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#app{min-height:100vh;width:100%;margin:0;padding:0}.app-container{height:100vh;width:100%;display:flex;flex-direction:column;margin:0;padding:0}.scroll-container{flex:1;overflow-y:auto;overflow-x:hidden;display:flex;flex-direction:column}.app-container:has(.take-quiz) .scroll-container{overflow:visible}.main-content{flex:1;width:100%;max-width:100%}.container{max-width:1200px;margin:0 auto;padding:0 1.5rem;width:100%}.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.75rem 1.5rem;border:none;border-radius:.5rem;font-size:.875rem;font-weight:600;text-align:center;text-decoration:none;cursor:pointer;transition:all .2s ease;background:#1e40af;color:#fff}.btn:hover{background:#1d4ed8;transform:translateY(-1px)}.btn-secondary{background:#fff;color:#0d9488;border:1px solid #e2e8f0}.btn-secondary:hover{background:#f8fafc}.btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.loading{display:flex;align-items:center;justify-content:center;padding:2rem}.spinner{border:2px solid #e2e8f0;border-radius:50%;border-top:2px solid #0d9488;width:20px;height:20px;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media (max-width: 768px){.container{padding:0 1rem}}