@import"https://fonts.googleapis.com/css2?family=Fredoka:wght@300;400;500;600;700&display=swap";:root{--black: #000000;--white: #ffffff;--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;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04);--transition-normal: all .2s ease-in-out}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100vh;overflow:auto}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}#root{min-height:100vh;overflow:auto}@media (min-width: 768px) and (min-height: 600px){body,#root{overflow:auto}}@media (max-width: 767px){body,#root{overflow:auto}}@media (max-height: 599px){body,#root{overflow:auto}}@media (max-height: 400px){body,#root{overflow:auto}}@media (max-width: 767px){body{padding:0 15px}}@media (max-width: 480px){body{padding:0 10px}}@media (min-width: 768px) and (max-width: 1023px){body{padding:0 40px}}@media (min-width: 1024px){body{padding:0 60px}}.teacher-request{min-height:100vh;background:var(--white);display:flex;align-items:center;justify-content:center;padding:20px;font-family:Fredoka,sans-serif;overflow:auto}.teacher-request .container{background:var(--white);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);padding:40px;max-width:600px;width:100%;border:2px solid var(--gray-200);overflow:auto}.teacher-request .header{text-align:center;margin-bottom:30px}.teacher-request .header h1{color:var(--black);margin-bottom:10px;font-size:2.5rem;font-weight:700;font-family:Fredoka,sans-serif}.teacher-request .header p{color:var(--gray-600);font-size:1.1rem;margin:0;font-family:Fredoka,sans-serif}.teacher-request .form-container{margin-bottom:30px}.teacher-request .request-form{display:flex;flex-direction:column;gap:20px}.teacher-request .form-group{display:flex;flex-direction:column;gap:8px}.teacher-request .form-group label{font-weight:600;color:var(--black);font-size:.95rem;font-family:Fredoka,sans-serif}.teacher-request .form-group input,.teacher-request .form-group textarea{padding:15px 20px;border:2px solid var(--gray-200);border-radius:var(--radius-md);font-size:1rem;transition:var(--transition-normal);background:var(--white);color:var(--black);font-family:Fredoka,sans-serif;resize:vertical}.teacher-request .form-group input:focus,.teacher-request .form-group textarea:focus{outline:none;border-color:var(--black);box-shadow:0 0 0 3px #0000001a}.teacher-request .form-group input:disabled,.teacher-request .form-group textarea:disabled{background:var(--gray-100);color:var(--gray-500);cursor:not-allowed}.teacher-request .form-group textarea{min-height:120px}.teacher-request .submit-btn{background:var(--black);color:var(--white);border:2px solid var(--black);padding:15px 30px;border-radius:var(--radius-md);font-size:1.1rem;font-weight:600;cursor:pointer;transition:var(--transition-normal);font-family:Fredoka,sans-serif}.teacher-request .submit-btn:hover:not(.disabled){background:var(--white);color:var(--black);transform:translateY(-2px);box-shadow:var(--shadow-md)}.teacher-request .submit-btn.disabled{background:var(--gray-300);color:var(--gray-500);border-color:var(--gray-300);cursor:not-allowed;transform:none;box-shadow:none}.teacher-request .error-message{background:var(--gray-100);border:2px solid var(--gray-400);border-radius:var(--radius-md);padding:20px;margin-bottom:20px;text-align:center}.teacher-request .error-message h3{color:var(--black);margin-bottom:10px;font-family:Fredoka,sans-serif}.teacher-request .error-message p{color:var(--black);margin:0;font-family:Fredoka,sans-serif}.teacher-request .success-message{background:var(--gray-50);border:2px solid var(--gray-300);border-radius:var(--radius-md);padding:20px;margin-bottom:20px;text-align:center}.teacher-request .success-message h3{color:var(--black);margin-bottom:10px;font-family:Fredoka,sans-serif}.teacher-request .success-message p{color:var(--black);margin:0;font-family:Fredoka,sans-serif}.teacher-request .back-btn{background:var(--black);color:var(--white);border:2px solid var(--black);padding:12px 25px;border-radius:var(--radius-md);font-size:1rem;font-weight:600;cursor:pointer;transition:var(--transition-normal);font-family:Fredoka,sans-serif;text-decoration:none;display:inline-block;text-align:center}.teacher-request .back-btn:hover{background:var(--white);color:var(--black);transform:translateY(-2px);box-shadow:var(--shadow-md)}.teacher-request .info-section{background:var(--gray-50);border-radius:var(--radius-lg);padding:25px;margin-top:30px;border:2px solid var(--gray-200)}.teacher-request .info-section h3{color:var(--black);margin-bottom:20px;font-size:1.3rem;font-family:Fredoka,sans-serif}.teacher-request-embedded{font-family:Fredoka,sans-serif}.teacher-request-embedded .header{text-align:center;margin-bottom:30px}.teacher-request-embedded .header h1{color:var(--black);margin-bottom:10px;font-size:2.5rem;font-weight:700;font-family:Fredoka,sans-serif}.teacher-request-embedded .header p{color:var(--gray-600);font-size:1.1rem;margin:0;font-family:Fredoka,sans-serif}.teacher-request-embedded .form-container{margin-bottom:30px}.teacher-request-embedded .registration-form{display:flex;flex-direction:column;gap:20px}.teacher-request-embedded .form-group{display:flex;flex-direction:column;gap:8px}.teacher-request-embedded .form-group label{font-weight:600;color:var(--black);font-size:.95rem;font-family:Fredoka,sans-serif}.teacher-request-embedded .form-group input{padding:15px 20px;border:2px solid var(--gray-200);border-radius:var(--radius-md);font-size:1rem;transition:var(--transition-normal);background:var(--white);color:var(--black);font-family:Fredoka,sans-serif}.teacher-request-embedded .form-group input:focus{outline:none;border-color:var(--black);box-shadow:0 0 0 3px #0000001a}.teacher-request-embedded .form-group input:disabled{background:var(--gray-100);color:var(--gray-500);cursor:not-allowed}.teacher-request-embedded .submit-btn{background:var(--black);color:var(--white);border:2px solid var(--black);padding:15px 30px;border-radius:var(--radius-md);font-size:1.1rem;font-weight:600;cursor:pointer;transition:var(--transition-normal);font-family:Fredoka,sans-serif}.teacher-request-embedded .submit-btn:hover:not(.disabled){background:var(--white);color:var(--black);transform:translateY(-2px);box-shadow:var(--shadow-md)}.teacher-request-embedded .submit-btn.disabled{background:var(--gray-300);color:var(--gray-500);border-color:var(--gray-300);cursor:not-allowed;transform:none;box-shadow:none}.teacher-request-embedded .error-message{background:var(--gray-100);border:2px solid var(--gray-400);border-radius:var(--radius-md);padding:20px;margin-bottom:20px;text-align:center}.teacher-request-embedded .error-message h3{color:var(--black);margin-bottom:10px;font-family:Fredoka,sans-serif}.teacher-request-embedded .error-message p{color:var(--black);margin:0;font-family:Fredoka,sans-serif}.teacher-request-embedded .success-message{background:var(--gray-50);border:2px solid var(--gray-300);border-radius:var(--radius-md);padding:20px;margin-bottom:20px;text-align:center}.teacher-request-embedded .success-message h3{color:var(--black);margin-bottom:10px;font-family:Fredoka,sans-serif}.teacher-request-embedded .success-message p{color:var(--black);margin:0;font-family:Fredoka,sans-serif}.teacher-request-embedded .back-section{text-align:center;margin-top:20px}.teacher-request-embedded .back-btn{background:var(--black);color:var(--white);border:2px solid var(--black);padding:12px 25px;border-radius:var(--radius-md);font-size:1rem;font-weight:600;cursor:pointer;transition:var(--transition-normal);font-family:Fredoka,sans-serif;text-decoration:none;display:inline-block;text-align:center}.teacher-request-embedded .back-btn:hover{background:var(--white);color:var(--black);transform:translateY(-2px);box-shadow:var(--shadow-md)}@media (max-width: 768px){.teacher-request .container{padding:30px 20px}.teacher-request .header h1{font-size:2rem}.teacher-request .info-section{padding:20px}}@media (max-width: 480px){.teacher-request .header h1{font-size:1.8rem}.teacher-request .header p{font-size:1rem}}@media (max-width: 480px){.teacher-request-embedded .header h1{font-size:1.5rem}.teacher-request-embedded .header p{font-size:.9rem}.teacher-request-embedded .form-container{padding:15px}.teacher-request-embedded .registration-form{gap:15px}.teacher-request-embedded .form-group{gap:6px}.teacher-request-embedded .form-group label{font-size:.9rem}.teacher-request-embedded .form-group input{padding:12px 16px;font-size:.9rem}.teacher-request-embedded .submit-btn{padding:12px 20px;font-size:1rem}.teacher-request-embedded .error-message,.teacher-request-embedded .success-message{padding:15px}.teacher-request-embedded .error-message h3,.teacher-request-embedded .success-message h3{font-size:1rem}.teacher-request-embedded .back-btn{padding:10px 18px;font-size:.9rem}}@media (max-height: 250px){.teacher-request-embedded .header h1{font-size:1.2rem}.teacher-request-embedded .header p{font-size:.8rem}.teacher-request-embedded .form-container{padding:10px}.teacher-request-embedded .registration-form{gap:10px}.teacher-request-embedded .form-group input{padding:8px 12px;font-size:.8rem}.teacher-request-embedded .submit-btn{padding:8px 16px;font-size:.9rem}.teacher-request-embedded .back-btn{padding:8px 14px;font-size:.8rem}}@media (max-width: 480px) and (max-height: 400px){.teacher-request-embedded .header h1{font-size:1rem}.teacher-request-embedded .header p{font-size:.7rem}.teacher-request-embedded .form-container{padding:8px}.teacher-request-embedded .registration-form{gap:8px}.teacher-request-embedded .form-group input{padding:6px 10px;font-size:.8rem}.teacher-request-embedded .submit-btn{padding:6px 12px;font-size:.8rem}.teacher-request-embedded .back-btn{padding:6px 10px;font-size:.7rem}}.student-management{font-family:Fredoka,sans-serif;background:#fff;margin:0;padding:20px;min-height:100vh;overflow-x:hidden}.student-management-content{max-width:1200px;margin:0 auto;padding:0 2rem 2rem;width:100%;box-sizing:border-box}.student-summary{background:#fff;border-radius:20px;padding:2rem;box-shadow:0 20px 60px #00000026;border:2px solid #f0f0f0;margin-bottom:2rem}.action-btn:hover{transform:translateY(-2px);box-shadow:0 8px 25px #3333334d}.action-btn:hover:before{left:100%}.action-btn.active{background:linear-gradient(135deg,#666,#999);color:#333}.action-btn.refresh{background:linear-gradient(135deg,#333,#666)}.action-btn.refresh:hover{box-shadow:0 8px 25px #3333334d}.create-form-container{background:#fff;border-radius:20px;padding:2rem;margin-bottom:2rem;box-shadow:0 20px 60px #00000026;border:2px solid #f0f0f0}.create-form-container h3{margin:0 0 2rem;color:#333;font-size:1.8rem;font-weight:700;font-family:Fredoka,sans-serif}.create-form{display:flex;flex-direction:column;gap:20px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}.form-group{display:flex;flex-direction:column;gap:8px}.form-group label{font-weight:600;color:#333;font-size:.95rem;font-family:Fredoka,sans-serif}.form-group input{padding:15px 20px;border:2px solid #f0f0f0;border-radius:12px;font-size:1rem;transition:all .3s ease;background:#fff;color:#333;font-family:Fredoka,sans-serif}.form-group input:focus{outline:none;border-color:#333;box-shadow:0 0 0 3px #3333331a}.form-group input:disabled{background:#f8f9fa;color:#6c757d;cursor:not-allowed}.submit-btn{background:linear-gradient(135deg,#333,#666);color:#fff;border:none;padding:15px 30px;border-radius:12px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all .4s cubic-bezier(.34,1.56,.64,1);font-family:Fredoka,sans-serif;align-self:flex-start;position:relative;overflow:hidden}.submit-btn:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s}.submit-btn:hover:not(.disabled){transform:translateY(-2px);box-shadow:0 8px 25px #3333334d}.submit-btn:hover:not(.disabled):before{left:100%}.submit-btn.disabled{background:#6c757d;color:#adb5bd;cursor:not-allowed;transform:none;box-shadow:none}.error-message{background:#f8d7da;border:2px solid #f5c6cb;border-radius:12px;padding:20px;margin-bottom:20px;color:#721c24}.error-message h3{margin:0 0 10px;color:#721c24;font-family:Fredoka,sans-serif}.students-list{background:#fff;border-radius:20px;padding:2rem;box-shadow:0 20px 60px #00000026;border:2px solid #f0f0f0}.students-list h3{color:#333;margin-bottom:2rem;font-size:1.8rem;font-weight:700;font-family:Fredoka,sans-serif}.no-students{text-align:center;padding:40px;color:#6c757d;background:#f8f9fa;border-radius:12px;border:2px dashed #dee2e6}.no-students p{margin:10px 0;font-size:1.1em;font-family:Fredoka,sans-serif}.students-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}.student-card{background:#fff;border:2px solid #f0f0f0;border-radius:15px;padding:20px;transition:all .3s ease;position:relative}.student-card:hover{transform:translateY(-5px);box-shadow:0 8px 25px #00000026;border-color:#333}.student-card.online{border-color:#28a745;background:#f8fff9}.student-card.offline{border-color:#6c757d;background:#fff}.student-info h4{margin:0 0 10px;color:#333;font-size:1.2em;font-weight:600;font-family:Fredoka,sans-serif}.student-info p{margin:8px 0;color:#6c757d;font-size:.95em;font-family:Fredoka,sans-serif}.student-info .username{color:#333;font-weight:500;font-family:Fredoka,sans-serif}.student-info .username strong{color:#333;font-weight:600;font-family:Fredoka,sans-serif}.status{display:flex;align-items:center;gap:10px}.status-badge{padding:4px 12px;border-radius:20px;font-size:.85em;font-weight:600;text-transform:uppercase;font-family:Fredoka,sans-serif}.status-badge.online{background:#d4edda;color:#155724;border:1px solid #c3e6cb}.status-badge.offline{background:#f8f9fa;color:#6c757d;border:1px solid #dee2e6}.student-actions{margin-top:15px;padding-top:15px;border-top:1px solid #f0f0f0}.delete-btn{background:linear-gradient(135deg,#dc3545,#c82333);color:#fff;border:none;padding:8px 16px;border-radius:8px;font-size:.9em;font-weight:600;cursor:pointer;transition:all .3s ease;width:100%;font-family:Fredoka,sans-serif}.delete-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 15px #dc35454d}.delete-btn:disabled{background:#6c757d;color:#adb5bd;cursor:not-allowed}.loading{text-align:center;padding:60px 20px;color:#6c757d;font-family:Fredoka,sans-serif}.spinner{width:40px;height:40px;border:4px solid #f0f0f0;border-top:4px solid #333;border-radius:50%;animation:spin 1s linear infinite;margin:0 auto 20px}@media (max-width: 768px){.student-management-content{padding:0 1rem 1rem}.header{flex-direction:column;gap:1rem;text-align:center}.student-management{padding:10px}.header h1{font-size:2rem}.student-detail-main{flex-direction:column;gap:30px}.left-section{min-width:auto}.summary-grid,.form-row,.students-grid{grid-template-columns:1fr}.create-form-container,.students-list,.student-summary,.actions-sidebar{padding:1.5rem}}@media (max-width: 480px){.student-management{padding:5px}.header h1{font-size:1.8rem}.create-form-container,.students-list,.student-summary,.actions-sidebar{padding:1rem}.create-form-container h3,.students-list h3,.student-summary h2,.actions-sidebar h3{font-size:1.5rem}}:root{--primary-color: #ff2b2b;--secondary-color: #ff6b6b;--text-color: #333;--light-bg: #ffffff;--white: #ffffff;--black: #000000;--gray-50: #fafafa;--gray-100: #f5f5f5;--gray-200: #e5e5e5;--gray-300: #d4d4d4;--gray-400: #a3a3a3;--gray-500: #737373;--gray-600: #525252;--gray-700: #404040;--gray-800: #262626;--gray-900: #171717;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04);--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--transition-fast: .15s ease;--transition-normal: .3s ease;--transition-slow: .5s ease}.game-container{margin:0;padding:0;color:var(--text-color);line-height:1.6;background-color:var(--white);min-height:100vh;display:flex;flex-direction:column;justify-content:center;align-items:center;overflow:hidden;font-family:Fredoka,sans-serif}.navbar{background-color:var(--white);padding:.5rem;box-shadow:0 2px 4px #0000001a;position:fixed;width:100%;top:0;z-index:1000}.navbar .container{display:flex;justify-content:space-between;align-items:center;padding:0 .5rem;max-width:1200px;margin:0 auto;width:100%}.navbar .logo{background:var(--black);color:var(--white);border:2px solid var(--black);padding:10px 20px;border-radius:var(--radius-md);font-family:Fredoka,sans-serif;cursor:pointer;transition:var(--transition-normal);font-size:1rem;font-weight:600;text-decoration:none;display:inline-block}.navbar .logo:hover{background:var(--white);color:var(--black);transform:translateY(-2px);box-shadow:var(--shadow-md)}.navbar a{color:var(--text-color);text-decoration:none;font-weight:500;padding:.5rem 1rem;border-radius:4px;transition:all .3s;font-size:1.2rem;font-family:Fredoka,sans-serif}.navbar a:hover{color:var(--primary-color);background-color:#ff2b2b1a}.cta-button{color:var(--white)!important;background-color:var(--primary-color);font-size:1.2rem;border:none;padding:.5rem 1rem;border-radius:4px;cursor:pointer;transition:all .3s;font-family:Fredoka,sans-serif}.cta-button:hover{color:var(--white)!important;background-color:var(--secondary-color)}#gameContainer{margin-top:50px;position:relative;width:100%;height:calc(100vh - 50px);display:flex;flex-direction:row;justify-content:center;align-items:center;padding:1rem;box-sizing:border-box;gap:20px}.phone-container{background-color:var(--white);border:3px solid var(--black);border-radius:20px;padding:0;box-shadow:0 10px 30px #0003;max-width:400px;width:100%;height:100%;max-height:600px;position:relative;overflow:hidden}#gameCanvas{width:100%;height:100%;border-radius:17px;background-color:var(--light-bg)}.tutorial-overlay{position:absolute;inset:0;background-color:#000c;display:flex;justify-content:center;align-items:center;z-index:10;border-radius:20px}.tutorial-content{background-color:var(--white);padding:2rem;border-radius:12px;text-align:center;max-width:300px;margin:0 1rem;border:2px solid var(--gray-200);box-shadow:var(--shadow-lg)}.tutorial-content h2{color:var(--primary-color);margin-bottom:1rem;font-size:1.5rem;font-family:Fredoka,sans-serif;font-weight:600}.tutorial-content p{color:var(--text-color);margin-bottom:1.5rem;font-size:1rem;font-family:Fredoka,sans-serif;line-height:1.5}.tutorial-example{margin-bottom:1.5rem;display:flex;justify-content:center;align-items:center;gap:1rem}.tutorial-example img{width:40px;height:40px;object-fit:contain}.start-btn{background:var(--black);color:var(--white);border:2px solid var(--black);padding:.75rem 1.5rem;border-radius:var(--radius-md);font-size:1.1rem;font-weight:600;cursor:pointer;transition:var(--transition-normal);font-family:Fredoka,sans-serif}.start-btn:hover{background:var(--white);color:var(--black);transform:translateY(-2px);box-shadow:var(--shadow-md)}.level-complete-overlay{position:absolute;inset:0;background-color:#000c;display:flex;justify-content:center;align-items:center;z-index:10;border-radius:20px}.level-complete-content{background-color:var(--white);padding:2rem;border-radius:12px;text-align:center;max-width:300px;margin:0 1rem;border:2px solid var(--gray-200);box-shadow:var(--shadow-lg)}.level-complete-content h2{color:var(--primary-color);margin-bottom:1rem;font-size:2rem;font-family:Fredoka,sans-serif;font-weight:600}.level-complete-content p{color:var(--text-color);margin-bottom:1rem;font-size:1rem;font-family:Fredoka,sans-serif;line-height:1.5}.progress-indicator{margin-top:1rem}.progress-bar{width:100%;height:8px;background-color:var(--gray-200);border-radius:4px;overflow:hidden;margin-bottom:1rem}.progress-fill{height:100%;background:linear-gradient(135deg,var(--primary-color) 0%,var(--secondary-color) 100%);transition:width .3s ease}.game-complete-overlay{position:fixed;inset:0;background-color:#000000e6;display:flex;justify-content:center;align-items:center;z-index:1000;border-radius:0;width:100vw;height:100vh}.game-complete-content{background-color:var(--white);padding:4rem 3rem;border-radius:20px;text-align:center;max-width:500px;min-height:400px;margin:0 2rem;display:flex;flex-direction:column;justify-content:center;align-items:center;box-shadow:var(--shadow-lg);border:2px solid var(--gray-200)}.game-complete-content h2{color:var(--primary-color);margin-bottom:2rem;font-size:3rem;font-weight:700;line-height:1.2;font-family:Fredoka,sans-serif}.game-complete-content p{color:var(--text-color);margin-bottom:1rem;font-size:1.1rem;font-family:Fredoka,sans-serif;line-height:1.5}.back-btn{background:var(--black);color:var(--white);border:2px solid var(--black);padding:12px 25px;border-radius:var(--radius-md);font-family:Fredoka,sans-serif;cursor:pointer;transition:var(--transition-normal);font-size:1rem;font-weight:600;text-decoration:none;display:inline-block;margin-top:2rem}.back-btn:hover{background:var(--white);color:var(--black);transform:translateY(-2px);box-shadow:var(--shadow-md)}.game-ui{position:absolute;top:0;left:0;right:0;z-index:5;display:flex;flex-direction:column;pointer-events:none}.target-word{background:var(--black);padding:1.5rem 1rem;pointer-events:auto;text-align:center;color:var(--white);margin:0;border-radius:0;font-family:Fredoka,sans-serif}.target-word h4{margin:0;font-size:2rem;color:var(--white);font-family:Fredoka,sans-serif;font-weight:600}.word-highlight{background-color:transparent;color:var(--white);padding:0;border-radius:0;font-weight:700;font-size:2rem;font-family:Fredoka,sans-serif}.restart-btn{background:var(--black);color:var(--white);border:2px solid var(--black);padding:.5rem 1rem;border-radius:var(--radius-md);font-size:.9rem;cursor:pointer;pointer-events:auto;transition:var(--transition-normal);align-self:flex-end;font-family:Fredoka,sans-serif;font-weight:600}.restart-btn:hover{background:var(--white);color:var(--black);transform:translateY(-2px);box-shadow:var(--shadow-md)}.tutorial-hand{width:60px;height:60px;object-fit:contain;margin-bottom:1rem}.game-complete-buttons{display:flex;gap:15px;margin-top:30px;justify-content:center;flex-wrap:wrap}.listen-button-container{display:flex;align-items:center;justify-content:center;z-index:100}.listen-button{background:var(--black)!important;border:2px solid 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h3,.students-section h3,.assign-all-section h3,.game-summary h2,.actions-sidebar h3{font-size:1.5rem}}.analytics-container{font-family:Fredoka,sans-serif;background:#fff;margin:0;padding:20px;min-height:100vh;overflow-x:hidden}.header{display:flex;justify-content:space-between;align-items:center;margin-bottom:40px;padding-bottom:25px;border-bottom:2px solid #f0f0f0}.header h1{color:#000;margin:0;font-size:2.5rem;font-weight:600;transition:all .3s ease;font-family:Fredoka,sans-serif}.user-info{text-align:right;background:transparent}.back-btn{background:linear-gradient(135deg,#333,#666);color:#fff;padding:12px 24px;border:none;border-radius:12px;text-decoration:none;display:inline-block;margin-top:15px;cursor:pointer;font-size:14px;font-weight:600;transition:all .4s cubic-bezier(.34,1.56,.64,1);position:relative;overflow:hidden;font-family:Fredoka,sans-serif}.back-btn:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s}.back-btn:hover{transform:translateY(-2px);box-shadow:0 8px 25px #3333334d}.back-btn:hover:before{left:100%}.analytics-content{max-width:1200px;margin:0 auto;padding:0 2rem 2rem;width:100%;box-sizing:border-box}.loading,.error{text-align:center;padding:4rem;color:#333;font-size:1.2rem;font-family:Fredoka,sans-serif;background:#fff;border-radius:20px;box-shadow:0 20px 60px #00000026;border:2px solid #f0f0f0;margin:2rem}.error{color:#dc3545}.performance-matrix{background:#fff;border-radius:20px;padding:2rem;margin-bottom:2rem;box-shadow:0 20px 60px #00000026;border:2px solid #f0f0f0}.performance-matrix h2{margin:0 0 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strong{color:#333;font-weight:700}.errors-section{background:#fff;border-radius:15px;padding:25px;margin-bottom:30px;border:2px solid #f0f0f0;box-shadow:0 20px 60px #00000026}.errors-section h3{color:#333;margin-bottom:20px;font-size:1.3rem;font-family:Fredoka,sans-serif}.errors-bars{display:flex;flex-direction:column;gap:15px}.error-bar{display:flex;align-items:center;gap:15px}.error-label{min-width:120px;font-weight:600;color:#333;font-family:Fredoka,sans-serif}.error-bar-container{flex:1;height:25px;background:#f0f0f0;border-radius:12px;position:relative;overflow:hidden}.error-bar-fill{height:100%;background:linear-gradient(135deg,#000,#333);border-radius:12px;transition:width .3s ease}.error-count{position:absolute;right:10px;top:50%;transform:translateY(-50%);color:#fff;font-weight:600;font-size:.9rem;font-family:Fredoka,sans-serif}.level-errors-chart{background:#fff;border-radius:20px;padding:30px;margin:30px 0;box-shadow:0 10px 30px #0000001a;border:2px solid #f0f0f0}.level-errors-chart h3{color:#333;margin-bottom:25px;font-size:1.4rem;font-weight:600;text-align:center}.chart-container{display:flex;flex-direction:column;gap:15px}.chart-bar{display:flex;align-items:center;gap:15px}.bar-label{min-width:120px;font-weight:600;color:#333;font-size:14px}.bar-container{flex:1;height:30px;background:#f5f5f5;border-radius:15px;position:relative;overflow:hidden;border:1px solid #e0e0e0}.bar-fill{height:100%;border-radius:15px;transition:width .8s ease;position:relative}.bar-value{position:absolute;right:10px;top:50%;transform:translateY(-50%);color:#333;font-weight:600;font-size:14px;background:#ffffffe6;padding:2px 8px;border-radius:4px;min-width:20px;text-align:center}@media (max-width: 768px){.analytics-content{padding:0 1rem 1rem}.header{flex-direction:column;gap:1rem;text-align:center}.analytics-container{padding:10px}.header 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.login-form{display:flex;flex-direction:column;gap:20px}.student-login-embedded .form-group{display:flex;flex-direction:column;gap:8px}.student-login-embedded .form-group label{font-weight:600;color:var(--black);font-size:.95rem;font-family:Fredoka,sans-serif}.student-login-embedded .form-group input{padding:15px 20px;border:2px solid var(--gray-200);border-radius:var(--radius-md);font-size:1rem;transition:var(--transition-normal);background:var(--white);color:var(--black);font-family:Fredoka,sans-serif}.student-login-embedded .form-group input:focus{outline:none;border-color:var(--black);box-shadow:0 0 0 3px #0000001a}.student-login-embedded .form-group input:disabled{background:var(--gray-100);color:var(--gray-500);cursor:not-allowed}.student-login-embedded .submit-btn{background:var(--black);color:var(--white);border:2px solid var(--black);padding:15px 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var(--gray-300);border-radius:var(--radius-md);padding:20px;margin-bottom:20px;text-align:center}.student-login-embedded .success-message h3{color:var(--black);margin-bottom:10px;font-family:Fredoka,sans-serif}.student-login-embedded .success-message p{color:var(--black);margin:0;font-family:Fredoka,sans-serif}@media (min-width: 768px) and (max-width: 1023px){.student-login-embedded .form-container{margin-bottom:30px}.student-login-embedded .login-form{gap:25px}.student-login-embedded .form-group{gap:10px}.student-login-embedded .form-group label{font-size:1.1rem}.student-login-embedded .form-group input{padding:15px 20px;font-size:1.1rem}.student-login-embedded .submit-btn{padding:15px 30px;font-size:1.1rem}.student-login-embedded .error-message{padding:25px}.student-login-embedded .error-message h3{font-size:1.3rem}}@media (min-width: 1024px){.student-login-embedded .form-container{margin-bottom:40px}.student-login-embedded .login-form{gap:30px}.student-login-embedded .form-group{gap:12px}.student-login-embedded .form-group label{font-size:1.2rem}.student-login-embedded .form-group input{padding:18px 24px;font-size:1.2rem}.student-login-embedded .submit-btn{padding:18px 36px;font-size:1.2rem}.student-login-embedded .error-message{padding:30px}.student-login-embedded .error-message h3{font-size:1.4rem}}@media (max-width: 767px){.student-login-embedded .form-group input{padding:10px 14px}.student-login-embedded .submit-btn{padding:10px 20px}}@media (max-width: 480px){.student-login-embedded .form-group label,.student-login-embedded .form-group input,.student-login-embedded .submit-btn{font-size:.95rem}}.student-games{min-height:100vh;background:#fff;display:flex;align-items:flex-start;justify-content:center;padding:20px;font-family:Fredoka,sans-serif}.student-games .container{background:var(--white);border-radius:25px;box-shadow:0 20px 60px #00000026;padding:40px;max-width:1000px;width:100%;border:3px solid #ff6b6b;position:relative;margin:20px 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.game-card:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.4),transparent);transition:left .6s}.student-games .game-card:hover{transform:translateY(-8px) scale(1.02);box-shadow:0 20px 40px #00000026;border-color:#ff6b6b}.student-games .game-card:hover:before{left:100%}.student-games .game-card.completed{border-color:#28a745;background:linear-gradient(135deg,#28a7450d,#28a7451a)}.student-games .game-card.in-progress{border-color:#ffc107;background:linear-gradient(135deg,#ffc1070d,#ffc1071a)}.student-games .game-card.not-started{border-color:#6c757d;background:linear-gradient(135deg,#6c757d0d,#6c757d1a)}.student-games .game-info{margin-bottom:25px;position:relative}.student-games .game-info:before{content:"🎯";position:absolute;top:-10px;right:-10px;font-size:2rem;opacity:.7}.student-games .game-info h3{color:#333;margin-bottom:15px;font-size:1.5rem;font-family:Fredoka,sans-serif;font-weight:600;line-height:1.3}.student-games .game-info p{color:#666;margin-bottom:20px;font-family:Fredoka,sans-serif;font-size:1rem;line-height:1.5}.student-games .game-info .category{background:linear-gradient(135deg,#ff6b6b,#ff8e8e);color:#fff;padding:8px 16px;border-radius:20px;font-size:.9rem;font-weight:600;font-family:Fredoka,sans-serif;display:inline-block;box-shadow:0 4px 15px #ff6b6b4d}.student-games .progress-section{margin:25px 0}.student-games .progress-bar{width:100%;height:12px;background:#e9ecef;border-radius:10px;overflow:hidden;margin-bottom:15px;box-shadow:inset 0 2px 4px #0000001a}.student-games .progress-fill{height:100%;background:linear-gradient(90deg,#ff6b6b,#ff8e8e,#4ecdc4);transition:width .8s cubic-bezier(.34,1.56,.64,1);border-radius:10px;position:relative;box-shadow:0 2px 8px #ff6b6b66}.student-games .progress-fill:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);animation:shimmer 2s infinite}@keyframes shimmer{0%{transform:translate(-100%)}to{transform:translate(100%)}}.student-games .progress-info{display:flex;justify-content:space-between;align-items:center;font-size:.95rem;color:#666;font-family:Fredoka,sans-serif}.student-games .level-text{font-weight:700;color:#ff2b2b;font-size:1.1rem;text-shadow:1px 1px 2px rgba(0,0,0,.1);background:linear-gradient(135deg,#ff2b2b1a,#ff6b6b1a);padding:8px 12px;border-radius:15px;border:2px solid #ff6b6b}.student-games .attempts{color:#666;font-size:.95rem;font-weight:500;background:#4ecdc41a;padding:6px 10px;border-radius:12px;border:1px solid #4ecdc4}.student-games .status-badge{position:absolute;top:15px;right:15px;padding:6px 12px;border-radius:15px;font-size:.8rem;font-weight:600;font-family:Fredoka,sans-serif;color:#fff;box-shadow:0 2px 8px #0003}.student-games .status-badge.completed{background:linear-gradient(135deg,#28a745,#20c997)}.student-games .status-badge.in-progress{background:linear-gradient(135deg,#ffc107,#ffca2c)}.student-games .status-badge.not-started{background:linear-gradient(135deg,#6c757d,#868e96)}.student-games .play-btn{background:linear-gradient(135deg,#ff2b2b,#ff6b6b);color:#fff;border:none;padding:15px 30px;border-radius:25px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all .4s cubic-bezier(.34,1.56,.64,1);font-family:Fredoka,sans-serif;width:100%;position:relative;overflow:hidden;box-shadow:0 8px 25px #ff2b2b4d;margin-top:20px}.student-games .play-btn:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s}.student-games .play-btn:hover{transform:translateY(-3px);box-shadow:0 12px 35px #ff2b2b66}.student-games .play-btn:hover:before{left:100%}.student-games .play-btn:active{transform:translateY(-1px)}.student-games .play-btn.completed{background:linear-gradient(135deg,#28a745,#20c997);box-shadow:0 8px 25px #28a7454d}.student-games .play-btn.completed:hover{box-shadow:0 12px 35px #28a74566}.student-games .play-btn.in-progress{background:linear-gradient(135deg,#ffc107,#ffca2c);box-shadow:0 8px 25px #ffc1074d}.student-games .play-btn.in-progress:hover{box-shadow:0 12px 35px #ffc10766}.student-games .play-btn.not-started{background:linear-gradient(135deg,#6c757d,#868e96);box-shadow:0 8px 25px #6c757d4d}.student-games .play-btn.not-started:hover{box-shadow:0 12px 35px #6c757d66}.student-games .back-btn{background:linear-gradient(135deg,#6c757d,#868e96);color:#fff;border:none;padding:12px 20px;border-radius:20px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .4s cubic-bezier(.34,1.56,.64,1);font-family:Fredoka,sans-serif;box-shadow:0 6px 20px #6c757d4d;position:relative;overflow:hidden;flex-shrink:0;margin-right:20px}.student-games .back-btn:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s}.student-games .back-btn:hover{transform:translateY(-2px);box-shadow:0 8px 25px #6c757d66}.student-games .back-btn:hover:before{left:100%}.student-games .back-btn:active{transform:translateY(-1px)}.student-games .header-content{flex:1;text-align:center}@media (max-width: 768px){.student-games .container{padding:30px 20px}.student-games .header{flex-direction:column;align-items:center;gap:20px}.student-games .back-btn{margin-right:0;margin-bottom:10px}.student-games .header h1{font-size:2.5rem}.student-games .games-grid{grid-template-columns:1fr;gap:25px}.student-games .game-card{padding:25px}}@media (max-width: 480px){.student-games .header h1{font-size:2rem}.student-games .header p{font-size:1rem}.student-games .game-card{padding:20px}.student-games .game-info h3{font-size:1.3rem}.student-games .play-btn{padding:12px 25px;font-size:1rem}.student-games .back-btn{padding:10px 16px;font-size:.9rem}}.current-level{margin:1rem 0;padding:.5rem;background:#ff98001a;border-radius:6px;border-left:3px solid #FF9800}.current-level-text{font-size:.9rem;color:#ff9800;font-weight:500}.student-analytics{font-family:Fredoka,sans-serif;background:#fff;margin:0;padding:20px;min-height:100vh;overflow-x:hidden}.student-analytics .container{background:#fff;padding:40px;border-radius:20px;box-shadow:0 20px 60px #00000026;max-width:1400px;margin:0 auto;border:1px solid rgba(0,0,0,.1)}.student-analytics .content-wrapper{display:flex;gap:40px;margin-top:40px}.student-analytics .header{display:flex;align-items:center;margin-bottom:40px;padding-bottom:25px;border-bottom:2px solid #f0f0f0;gap:20px}.student-analytics .header h1{color:#ff2b2b;margin:0;font-size:2.5rem;font-weight:600;transition:all .3s ease}.student-analytics .back-button{background:linear-gradient(135deg,#ff2b2b,#ff6b6b);color:#fff;padding:12px 24px;border:none;border-radius:12px;text-decoration:none;display:inline-block;cursor:pointer;font-size:14px;font-weight:600;transition:all .4s cubic-bezier(.34,1.56,.64,1);position:relative;overflow:hidden}.student-analytics .back-button:hover{transform:translateY(-2px);box-shadow:0 8px 25px #ff2b2b4d}.student-analytics .sidebar{width:300px;flex-shrink:0;position:sticky;top:20px;height:fit-content}.student-analytics .main-content{flex:1;min-width:0}.student-analytics .stats-overview{display:flex;flex-direction:column;gap:15px;margin-bottom:0}.student-analytics .stat-card{background:linear-gradient(135deg,#ff2b2b1a,#ff6b6b0d);padding:20px;border-radius:15px;border-left:4px solid #ff2b2b;transition:all .3s ease;display:flex;align-items:center;gap:15px}.student-analytics .stat-card:hover{background:linear-gradient(135deg,#ff2b2b26,#ff6b6b14);transform:translateY(-2px)}.student-analytics .stat-icon{font-size:2rem;flex-shrink:0}.student-analytics .stat-content h3{color:#333;font-size:1rem;font-weight:600;margin-bottom:8px}.student-analytics .stat-number{color:#ff2b2b;font-size:1.5rem;font-weight:700}.student-analytics .level-progress-section{margin-bottom:40px}.student-analytics .level-progress-section h2{color:#ff2b2b;margin-bottom:25px;font-size:1.8rem;font-weight:600}.student-analytics .level-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}.student-analytics .level-card{background:#fff;border:2px solid #f0f0f0;border-radius:15px;padding:25px;transition:all .3s ease}.student-analytics .level-card:hover{border-color:#ff2b2b;transform:translateY(-2px);box-shadow:0 8px 25px #ff2b2b1a}.student-analytics .level-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.student-analytics .level-header h3{color:#ff2b2b;font-size:1.3rem;font-weight:600}.student-analytics .level-icon{font-size:2rem}.student-analytics .level-stats{display:flex;flex-direction:column;gap:12px}.student-analytics .level-stat{display:flex;justify-content:space-between;align-items:center;padding:8px 0;border-bottom:1px solid #f0f0f0}.student-analytics .level-stat:last-child{border-bottom:none}.student-analytics .stat-label{color:#666;font-weight:500}.student-analytics .stat-value{color:#333;font-weight:600}.student-analytics .recent-attempts-section{margin-bottom:40px}.student-analytics .recent-attempts-section h2{color:#ff2b2b;margin-bottom:25px;font-size:1.8rem;font-weight:600}.student-analytics .attempts-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px}.student-analytics .attempt-card{background:#fff;border:2px solid #f0f0f0;border-radius:15px;padding:20px;transition:all .3s ease}.student-analytics .attempt-card.completed{border-left:4px solid #28a745}.student-analytics .attempt-card.incomplete{border-left:4px solid #dc3545}.student-analytics .attempt-card:hover{transform:translateY(-2px);box-shadow:0 8px 25px #0000001a}.student-analytics .attempt-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}.student-analytics .attempt-date{color:#666;font-size:.9rem;font-weight:500}.student-analytics .attempt-status{font-size:.9rem;font-weight:600;padding:4px 12px;border-radius:20px}.student-analytics .attempt-status.success{background:#28a7451a;color:#28a745}.student-analytics .attempt-status.failed{background:#dc35451a;color:#dc3545}.student-analytics .attempt-details{display:flex;flex-direction:column;gap:8px}.student-analytics .attempt-info{display:flex;justify-content:space-between;align-items:center}.student-analytics .info-label{color:#666;font-weight:500}.student-analytics .info-value{color:#333;font-weight:600}.student-analytics .no-data-section{text-align:center;padding:60px 20px}.student-analytics .no-data-icon{font-size:4rem;margin-bottom:20px}.student-analytics .no-data-section h2{color:#ff2b2b;margin-bottom:15px;font-size:1.8rem;font-weight:600}.student-analytics .no-data-section p{color:#666;font-size:1.1rem;margin-bottom:30px;line-height:1.6}.student-analytics .start-playing-btn{background:linear-gradient(135deg,#ff2b2b,#ff6b6b);color:#fff;padding:15px 30px;border:none;border-radius:12px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .4s cubic-bezier(.34,1.56,.64,1)}.student-analytics .start-playing-btn:hover{transform:translateY(-2px);box-shadow:0 8px 25px #ff2b2b4d}.student-analytics .loading-section,.student-analytics .error-section{text-align:center;padding:60px 20px}.student-analytics .loading-spinner{width:50px;height:50px;border:4px solid #f0f0f0;border-top:4px solid #ff2b2b;border-radius:50%;animation:spin 1s linear infinite;margin:0 auto 20px}.student-analytics .loading-section h2,.student-analytics .error-section h2{color:#ff2b2b;margin-bottom:15px;font-size:1.8rem;font-weight:600}.student-analytics .error-section p{color:#666;font-size:1.1rem;margin-bottom:30px}@media (max-width: 768px){.student-analytics .container{padding:30px 20px}.student-analytics .header{flex-direction:column;text-align:center;gap:15px}.student-analytics .header h1{font-size:2rem}.student-analytics .content-wrapper{flex-direction:column;gap:30px}.student-analytics .sidebar{width:100%;position:static}.student-analytics .stats-overview{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}.student-analytics .stat-card{padding:20px;flex-direction:column;text-align:center;gap:10px}.student-analytics .stat-icon{font-size:2rem}.student-analytics .stat-number{font-size:1.5rem}.student-analytics .level-grid,.student-analytics .attempts-list{grid-template-columns:1fr}}@media (max-width: 480px){.student-analytics .container{padding:20px 15px}.student-analytics .header h1{font-size:1.8rem}.student-analytics .stats-overview{grid-template-columns:1fr}.student-analytics .stat-card,.student-analytics .level-card,.student-analytics .attempt-card{padding:15px}}*{margin:0;padding:0;box-sizing:border-box;font-family:Fredoka,sans-serif!important}.student-dashboard{font-family:Fredoka,sans-serif;background:#fff;margin:0;padding:20px;min-height:100vh;overflow-x:hidden}.student-dashboard .container{background:#fff;padding:40px;border-radius:20px;box-shadow:0 20px 60px #00000026;max-width:900px;margin:0 auto;border:1px solid rgba(0,0,0,.1)}.student-dashboard .header{display:flex;justify-content:space-between;align-items:center;margin-bottom:40px;padding-bottom:25px;border-bottom:2px solid #f0f0f0}.student-dashboard .header h1{color:#ff2b2b;margin:0;font-size:2.5rem;font-weight:600;transition:all .3s ease}.student-dashboard .header p{color:#666;font-size:.9em;font-weight:400;margin:0}.student-dashboard .user-info{text-align:right}.student-dashboard .user-info div{margin-bottom:8px;font-weight:500;color:#333}.student-dashboard .user-info div:last-child{margin-bottom:0}.student-dashboard .user-email{font-size:.9em;color:#666;font-weight:400}.student-dashboard .logout-btn{background:linear-gradient(135deg,#dc3545,#ff6b6b);color:#fff;padding:12px 24px;border:none;border-radius:12px;text-decoration:none;display:inline-block;margin-top:15px;cursor:pointer;font-size:14px;font-weight:600;transition:all .4s cubic-bezier(.34,1.56,.64,1);position:relative;overflow:hidden}.student-dashboard .logout-btn:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s}.student-dashboard .logout-btn:hover{transform:translateY(-2px);box-shadow:0 8px 25px #dc35454d}.student-dashboard .logout-btn:hover:before{left:100%}.student-dashboard .logout-btn:active{transform:translateY(0)}.student-dashboard .logout-form{display:inline}.student-dashboard .username-badge{background:transparent;color:#333;padding:6px 12px;border-radius:20px;font-size:12px;font-weight:700;display:inline-block;transition:all .3s ease}.student-dashboard .username-badge:hover{transform:scale(1.05)}.student-dashboard .info-section{background:linear-gradient(135deg,#ff2b2b1a,#ff6b6b0d);padding:30px;border-radius:15px;margin-bottom:30px;border-left:4px solid #ff2b2b;transition:all .3s ease;text-align:left}.student-dashboard .info-section:hover{background:linear-gradient(135deg,#ff2b2b26,#ff6b6b14);transform:translateY(-2px)}.student-dashboard .info-section h3{color:#ff2b2b;margin-bottom:10px;font-size:1.3rem;font-weight:600;text-align:left}.student-dashboard .info-section h2{color:#ff2b2b;margin:25px 0 15px;font-size:1.8rem;font-weight:600}.student-dashboard .info-section p{color:#333;font-size:1.1rem;line-height:1.6;margin:0 0 10px}.student-dashboard .info-section p:last-child{margin-bottom:0}.student-dashboard .student-info{background:#28a7450d;padding:30px;border-radius:15px;margin-bottom:40px;border:1px solid rgba(40,167,69,.1);transition:all .3s ease}.student-dashboard .student-info:hover{background:#28a74514;transform:translateY(-2px)}.student-dashboard .student-info h3{color:#28a745;margin-bottom:15px;font-size:1.8rem;font-weight:600}.student-dashboard .student-info p{color:#333;font-size:1.1rem;line-height:1.6;margin:10px 0}.student-dashboard .online-status{color:#28a745;font-weight:600}.student-dashboard .main-content{display:flex;gap:40px;align-items:flex-start;margin-top:20px}.student-dashboard .left-section{flex:1}.student-dashboard .action-section{display:flex;flex-direction:column;gap:20px;min-width:200px}.student-dashboard .action-btn{background:linear-gradient(135deg,#ff2b2b,#ff6b6b);color:#fff;padding:30px 20px;text-decoration:none;border-radius:15px;display:flex;flex-direction:column;align-items:center;justify-content:center;width:180px;height:180px;font-weight:600;font-size:1.1rem;transition:all .4s cubic-bezier(.34,1.56,.64,1);position:relative;overflow:hidden;box-shadow:0 4px 20px #ff2b2b4d;border:none;cursor:pointer;margin:0}.student-dashboard .action-btn:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s}.student-dashboard .action-btn:hover{transform:translateY(-3px);box-shadow:0 12px 30px #ff2b2b66}.student-dashboard .action-btn:hover:before{left:100%}.student-dashboard .action-btn:active{transform:translateY(-1px)}.student-dashboard .btn-icon{font-size:3rem;margin-bottom:15px;display:block}.student-dashboard .btn-text{font-size:1rem;font-weight:600;text-align:center}.student-dashboard .dashboard-actions{margin-top:40px;text-align:center;display:flex;gap:15px;justify-content:center;flex-wrap:wrap}@media (max-width: 768px){.student-dashboard .container{padding:30px 20px}.student-dashboard .header{flex-direction:column;text-align:center;gap:20px}.student-dashboard .header h1{font-size:2rem}.student-dashboard .user-info{text-align:center}.student-dashboard .main-content{flex-direction:column;gap:30px}.student-dashboard .action-section{flex-direction:row;justify-content:center;min-width:auto}.student-dashboard .action-btn{width:150px;height:150px;padding:20px 15px;font-size:1rem;margin:0 10px}.student-dashboard .btn-icon{font-size:2.5rem;margin-bottom:10px}.student-dashboard .teacher-info,.student-dashboard .welcome,.student-dashboard .student-info{padding:20px}}@media (max-width: 480px){.student-dashboard .container{padding:20px 15px}.student-dashboard .header h1{font-size:1.8rem}.student-dashboard .teacher-info,.student-dashboard .welcome,.student-dashboard .student-info{padding:15px}.student-dashboard .teacher-info h3,.student-dashboard .welcome h2,.student-dashboard .student-info h3{font-size:1.5rem}.student-dashboard .teacher-info p,.student-dashboard .welcome p,.student-dashboard .student-info p{font-size:1rem}}body{margin:0;background:#fff;overflow-x:hidden;font-family:Fredoka,sans-serif!important}*{font-family:Fredoka,sans-serif!important}:root{--white: #ffffff;--black: #000000;--red-primary: #ff2b2b;--red-hover: #e02424;--gray-50: #fafafa;--gray-100: #f5f5f5;--gray-200: #e5e5e5;--gray-300: #d4d4d4;--gray-400: #a3a3a3;--gray-500: #737373;--gray-600: #525252;--gray-700: #404040;--gray-800: #262626;--gray-900: #171717;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04);--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--transition-fast: .15s ease;--transition-normal: .3s ease;--transition-slow: .5s ease}*{margin:0;padding:0;box-sizing:border-box}#root{min-height:100vh;display:flex;flex-direction:column}.btn{background:var(--red-primary);color:var(--white);border:2px solid var(--red-primary);padding:12px 24px;border-radius:var(--radius-md);font-family:Fredoka,sans-serif;font-weight:600;cursor:pointer;transition:var(--transition-normal);text-decoration:none;display:inline-block;text-align:center}.btn:hover{background:var(--white);color:var(--red-primary);transform:translateY(-2px);box-shadow:var(--shadow-md)}.btn:disabled{background:var(--gray-300);color:var(--gray-500);border-color:var(--gray-300);cursor:not-allowed;transform:none;box-shadow:none}.input{width:100%;padding:12px 16px;border:2px solid var(--gray-200);border-radius:var(--radius-md);font-family:Fredoka,sans-serif;font-size:1rem;transition:var(--transition-normal);background:var(--white);color:var(--black)}.input:focus{outline:none;border-color:var(--red-primary);box-shadow:0 0 0 3px #ff2b2b1a}.input:disabled{background:var(--gray-100);color:var(--gray-500);cursor:not-allowed}.card{background:var(--white);border:1px solid rgba(0,0,0,.1);border-radius:15px;padding:24px;box-shadow:0 8px 32px #0000001a;transition:var(--transition-normal)}.card:hover{box-shadow:0 12px 40px #00000026;transform:translateY(-2px)}.container{max-width:1200px;margin:0 auto;padding:0 20px}.header{text-align:center;margin-bottom:32px}.header h1{font-size:2.5rem;font-weight:600;color:var(--red-primary);margin-bottom:8px;font-family:Fredoka,sans-serif}.header p{font-size:1.1rem;color:var(--gray-600);font-family:Fredoka,sans-serif}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;font-weight:600;color:var(--black);font-family:Fredoka,sans-serif}.error-message{background:var(--gray-100);border:2px solid var(--gray-400);border-radius:var(--radius-md);padding:16px;margin-bottom:20px;color:var(--black)}.error-message h3{margin-bottom:8px;color:var(--black);font-family:Fredoka,sans-serif}.success-message{background:var(--gray-50);border:2px solid var(--gray-300);border-radius:var(--radius-md);padding:16px;margin-bottom:20px;color:var(--black)}.loading{text-align:center;padding:40px;color:var(--gray-600)}.spinner{width:40px;height:40px;border:4px solid var(--gray-200);border-top:4px solid var(--red-primary);border-radius:50%;animation:spin 1s linear infinite;margin:0 auto 20px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.app{width:100%;max-width:100%;min-height:100vh;display:flex;align-items:center;justify-content:center;font-family:Fredoka,sans-serif;overflow:auto;padding:0;margin:0;background:var(--white)}.app .container{background:var(--white);border-radius:15px;box-shadow:0 8px 32px #0000001a;padding:25px;max-width:500px;width:100%;border:1px solid rgba(0,0,0,.1);margin:0 auto;overflow:auto;position:relative;z-index:2}.app .container.dashboard-mode{max-width:800px;padding:30px}.app .header{text-align:center;margin-bottom:15px}.app .header h1{color:var(--red-primary);margin-bottom:6px;font-size:2rem;font-weight:600;font-family:Fredoka,sans-serif}.app .header p{color:var(--gray-600);font-size:1.1rem;margin:0;font-family:Fredoka,sans-serif}.app .toggle-section{text-align:center;margin:15px 0;padding:12px;background:var(--gray-50);border-radius:var(--radius-lg);border:2px solid var(--gray-200)}.app .toggle-container{position:relative;display:inline-flex;align-items:center;background:var(--gray-200);border-radius:var(--radius-lg);padding:3px;border:2px solid var(--gray-300);cursor:pointer;transition:var(--transition-normal);height:36px}.app .toggle-container:hover{border-color:var(--red-primary)}.app .toggle-slider{position:absolute;top:3px;left:3px;width:76px;height:30px;background:var(--red-primary);border-radius:var(--radius-md);transition:var(--transition-normal);z-index:1;transform:translateY(0)}.app .toggle-container.student-active .toggle-slider{transform:translate(86px)}.app .toggle-label{color:var(--gray-600);font-weight:600;font-size:1rem;font-family:Fredoka,sans-serif;transition:var(--transition-normal);position:relative;z-index:2;padding:6px 14px;border-radius:var(--radius-md);min-width:76px;text-align:center;height:30px;display:flex;align-items:center;justify-content:center}.app .toggle-label.active{color:var(--white)}.app .toggle-switch{display:none}.app .info-section{background:var(--gray-50);border-radius:var(--radius-lg);padding:25px;border:2px solid var(--gray-200)}.app .info-section h3{color:var(--red-primary);margin-bottom:15px;font-size:1.3rem;text-align:center;font-family:Fredoka,sans-serif}.app .info-section p{color:var(--gray-600);margin:0;font-size:1rem;line-height:1.5;text-align:center;font-family:Fredoka,sans-serif}@media (min-width: 768px) and (max-width: 1023px){.app{height:90vh;overflow:auto;padding:0;margin:0}.app .container{max-width:600px;padding:35px}.app .container.dashboard-mode{max-width:900px;padding:40px}.app .header{margin-bottom:25px}.app .header h1{font-size:2.5rem;margin-bottom:10px}.app .header p{font-size:1.2rem}.app .toggle-section{margin:25px 0;padding:20px}.app .toggle-container{height:40px}.app .toggle-slider{width:86px;height:34px;top:3px}.app .toggle-container.student-active .toggle-slider{transform:translate(98px)}.app .toggle-label{font-size:1.1rem;padding:8px 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.toggle-slider{transform:translate(74px)}.app .toggle-label{font-size:.9rem;padding:5px 10px;min-width:66px;height:26px}}@media (max-width: 480px){.app{min-height:100vh;padding:10px;overflow:auto}.app .header h1{font-size:1.5rem;margin-bottom:4px}.app .header p{font-size:.9rem}.app .toggle-container{height:32px}.app .toggle-slider{width:68px;height:26px;top:3px}.app .toggle-container.student-active .toggle-slider{transform:translate(76px)}.app .toggle-label{font-size:.9rem;padding:4px 10px;min-width:68px;height:26px}.app .container{padding:15px;max-width:100%}.app .container.dashboard-mode{padding:20px}}@media (max-height: 250px){.app{min-height:100vh;padding:5px;overflow:auto}.app .header h1{font-size:1.2rem;margin-bottom:2px}.app .header p{font-size:.8rem}.app .toggle-container{height:28px}.app .toggle-slider{width:60px;height:22px;top:3px}.app .toggle-container.student-active .toggle-slider{transform:translate(68px)}.app .toggle-label{font-size:.8rem;padding:3px 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.header-section{margin-bottom:40px;text-align:center}.animated-login .header h1{font-size:3rem;color:#ff2b2b;margin-bottom:15px;font-weight:600}.animated-login .role-selector{display:flex;justify-content:center;margin-bottom:40px;background:#f8f9fae6;border-radius:50px;padding:8px;box-shadow:0 4px 20px #0000001a}.animated-login .role-btn{padding:15px 30px;border:none;border-radius:25px;background:transparent;color:#666;cursor:pointer;font-weight:500;font-size:1.1rem;position:relative;transition:all .4s cubic-bezier(.34,1.56,.64,1);overflow:hidden}.animated-login .role-btn.active{color:#fff;background:linear-gradient(135deg,#ff2b2b,#ff6b6b);box-shadow:0 8px 25px #ff2b2b4d;transform:translateY(-2px)}.animated-login .form-section{flex:1;display:flex;align-items:center;justify-content:center}.animated-login .request-container{width:100%;max-width:1000px;background:#fffffff2;border-radius:20px;box-shadow:0 20px 60px #00000026;border:1px solid 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.submit-btn{width:100%;padding:18px;background:linear-gradient(135deg,#ff2b2b,#ff6b6b);color:#fff;border:none;border-radius:15px;font-size:18px;font-weight:600;cursor:pointer;margin-bottom:25px;position:relative;overflow:hidden;transition:all .4s cubic-bezier(.34,1.56,.64,1)}.animated-login .submit-btn:hover:not(.disabled){transform:translateY(-3px);box-shadow:0 12px 30px #ff2b2b66}.animated-login .submit-btn.disabled{background:#ccc;cursor:not-allowed;transform:none;box-shadow:none}.animated-login .error-message{background:#ff2b2b1a;border:1px solid rgba(255,43,43,.3);border-radius:15px;padding:20px;margin-bottom:20px;text-align:center}.animated-login .error-message h3{color:#ff2b2b;margin-bottom:10px;font-size:1.1rem}.animated-login .error-message p{color:#333;margin:0}.animated-login .request-access-section{text-align:center;margin-top:20px;display:flex;flex-direction:column;align-items:center}.animated-login .divider{position:relative;text-align:center;margin:20px 0}.animated-login .divider:before{content:"";position:absolute;top:50%;left:0;right:0;height:2px;background:#0000001a;z-index:1}.animated-login .divider span{background:#fffffff2;padding:0 15px;color:#666;font-size:.9rem;font-weight:600;position:relative;z-index:2}.animated-login .request-access-btn{background:transparent;color:#ff2b2b;border:2px solid #ff2b2b;padding:15px 30px;border-radius:15px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all .3s ease;margin-bottom:15px;display:inline-flex;align-items:center;justify-content:center;margin-left:auto;margin-right:auto}.animated-login .request-access-btn:hover{background:#ff2b2b;color:#fff;transform:translateY(-2px);box-shadow:0 8px 20px #ff2b2b4d}.animated-login .request-info{color:#666;font-size:.9rem;margin:0}.animated-login .student-info{text-align:center;color:#666;font-size:1rem;margin-top:20px;padding:20px;background:#007bff0d;border-radius:15px;border:1px solid rgba(0,123,255,.1)}.animated-login .student-info p{margin:0;font-weight:500}.animated-login .password-change-notice{background:#ffc1071a;border:1px solid rgba(255,193,7,.3);border-radius:15px;padding:20px;margin-bottom:20px;text-align:center}.animated-login .password-change-notice h3{color:#856404;margin-bottom:10px;font-size:1.1rem}.animated-login .password-change-notice p{color:#333;margin:0}.animated-login .form-group small{color:#666;font-size:.85rem;margin-top:5px}@media (max-width: 768px){.animated-login .login-container,.animated-login .request-container{padding:30px 20px}.animated-login .header h1{font-size:2rem}.animated-login .teacher-login-form,.animated-login .student-login-form{max-width:100%;padding:0 20px}}.student-dashboard{min-height:100vh;background:#f5f5f5;padding:20px;font-family:Fredoka,sans-serif}.student-dashboard .dashboard-header{display:flex;justify-content:space-between;align-items:center;background:#fff;padding:20px;border-radius:15px;box-shadow:0 4px 15px #0000001a;margin-bottom:20px}.student-dashboard .dashboard-header h1{color:#ff2b2b;margin:0;font-size:2rem}.student-dashboard .logout-btn{background:#ff2b2b;color:#fff;border:none;padding:10px 20px;border-radius:8px;cursor:pointer;font-weight:600;transition:all .3s ease}.student-dashboard .logout-btn:hover{background:#e02424;transform:translateY(-2px)}.student-dashboard .dashboard-content{display:grid;grid-template-columns:1fr 1fr;gap:20px}.student-dashboard .student-info-card,.student-dashboard .dashboard-actions{background:#fff;padding:20px;border-radius:15px;box-shadow:0 4px 15px #0000001a}.student-dashboard h2{color:#333;margin-bottom:15px;font-size:1.5rem}.student-dashboard p{margin:10px 0;color:#666;line-height:1.6}.student-dashboard strong{color:#333}@media (max-width: 768px){.student-dashboard .dashboard-content{grid-template-columns:1fr}.student-dashboard 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