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4px #000;cursor:pointer;font-weight:600;font-size:1rem;z-index:999;transition:transform .2s}.mentor-fab:hover{transform:translate(-2px,-2px);box-shadow:6px 6px #000}.fab-icon{font-size:1.3rem}.quiz-modal-content{max-width:600px;width:90%;max-height:85vh;overflow-y:auto;text-align:left}.quiz-header{display:flex;justify-content:space-between;align-items:center;padding-bottom:15px;border-bottom:2px solid #000;margin-bottom:20px}.quiz-header h2{margin:0}.quiz-question{margin-bottom:25px;padding:20px;background:#f9f9f9;border:2px solid #000}.quiz-question h4{margin:0 0 15px;font-size:1.1rem}.quiz-options{display:flex;flex-direction:column;gap:10px}.quiz-option{display:flex;align-items:center;gap:12px;padding:12px 15px;background:#fff;border:2px solid #000;cursor:pointer;transition:all .2s}.quiz-option:hover{background:#f5f5f5}.quiz-option.selected{background:var(--secondary-color);box-shadow:3px 3px #000}.quiz-option.correct{background:var(--primary-color);border-color:#16a34a}.quiz-option.incorrect{background:#fecaca;border-color:#dc2626}.quiz-option input[type=radio]{width:18px;height:18px}.quiz-submit-btn{width:100%;margin-top:20px}.quiz-results{text-align:center;padding:30px}.quiz-score{font-size:3rem;font-weight:900;color:var(--primary-color);margin-bottom:10px}.quiz-score-text{font-size:1.2rem;margin-bottom:20px}.take-quiz-btn{margin-top:20px;display:inline-flex;align-items:center;gap:10px}@media(max-width:768px){.mentor-chat-panel{width:calc(100% - 40px);right:20px;left:20px;bottom:80px}.mentor-fab{right:20px;bottom:20px;padding:12px 18px}.fab-text{display:none}.videos-grid{grid-template-columns:1fr}.course-tabs{flex-wrap:wrap}.course-tab{flex:1;text-align:center;min-width:120px}}.ai-progress-bar{width:100%;height:12px;background:#eee;border:2px solid #000;border-radius:6px;overflow:hidden}.ai-progress-fill{height:100%;background:linear-gradient(90deg,var(--primary-color),var(--secondary-color));transition:width .3s ease}.ai-badge.local{background:var(--primary-color);color:#000}.ai-badge.cloud{background:var(--secondary-color);color:#000}.ai-badge.loading{background:var(--accent-color);color:#000;animation:pulse 1.5s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.6}}.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto}.auth-buttons{display:flex;gap:10px}.btn-small{padding:8px 16px;font-size:.85rem}.btn-text{background:none;border:none;color:#666;font-size:.85rem;cursor:pointer;padding:8px}.btn-text:hover{color:#000;text-decoration:underline}.user-menu{display:flex;align-items:center;gap:15px}.user-email{font-size:.85rem;color:#666;max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.auth-modal{max-width:400px;text-align:left}.auth-modal .modal-header{text-align:center;margin-bottom:25px}.auth-form{display:flex;flex-direction:column;gap:15px;margin-bottom:20px}.auth-form .form-group{display:flex;flex-direction:column;gap:6px}.auth-form .form-label{font-size:.85rem;font-weight:600;text-transform:none}.auth-footer{text-align:center;padding-top:15px;border-top:1px solid #eee}.auth-footer p{margin:0;font-size:.9rem;color:#666}.text-link{color:#000;font-weight:600;text-decoration:underline;cursor:pointer}.text-link:hover{color:#333}.form-error{color:#dc2626;font-size:.85rem;padding:10px;background:#fef2f2;border:1px solid #fecaca;border-radius:4px}.form-success{color:#16a34a;font-size:.85rem;padding:10px;background:#f0fdf4;border:1px solid #bbf7d0;border-radius:4px}.dashboard-modal{max-width:550px}.dashboard-content{min-height:200px}.dashboard-stats{display:flex;gap:20px;margin-bottom:20px}.stat-card{flex:1;background:#f9f9f9;border:2px solid #000;padding:20px;text-align:center}.stat-value{display:block;font-family:var(--font-heading);font-size:2.5rem;font-weight:900;color:var(--text-color)}.stat-label{display:block;font-size:.8rem;color:#666;margin-top:5px}.blueprints-list{display:flex;flex-direction:column;gap:10px;max-height:300px;overflow-y:auto}.blueprint-item{display:flex;justify-content:space-between;align-items:center;padding:15px}.blueprint-item:hover{transform:none}.blueprint-info h4{margin:0 0 5px;font-size:1rem}.blueprint-meta{display:flex;gap:10px;font-size:.8rem;color:#666}.blueprint-meta .badge{position:static;transform:none;padding:2px 8px;font-size:.7rem}.status-badge{padding:2px 8px;font-size:.7rem;font-weight:600;border-radius:3px}.status-preview{background:#fef3c7;color:#92400e}.status-unlocked{background:#d1fae5;color:#065f46}.status-generating{background:#ddd6fe;color:#5b21b6}.pending-badge{font-size:.8rem;color:#666;font-style:italic}.empty-state{text-align:center;color:#666;padding:30px;font-style:italic}.error-state{text-align:center;color:#dc2626;padding:20px}.loading-spinner{text-align:center;color:#666;padding:40px}.spinner{border:3px solid #e5e5e5;border-top-color:#000;border-radius:50%;animation:spin .8s linear infinite;display:inline-block}.spinner-small{width:16px;height:16px}.spinner-medium{width:24px;height:24px}.spinner-large{width:40px;height:40px}@keyframes spin{to{transform:rotate(360deg)}}.paywall-icon{font-size:3rem;margin-bottom:10px}.paywall-body{margin:20px 0}.paywall-body p{margin-bottom:15px;color:#666}.full-width{width:100%}@media(max-width:768px){.header-actions{flex-direction:column;gap:8px}.auth-buttons{flex-direction:column;width:100%}.auth-buttons .btn-small{width:100%;text-align:center}.user-menu{flex-direction:column;gap:8px;width:100%}.user-email{max-width:none}.dashboard-stats{flex-direction:column}.auth-modal{width:95%;max-width:none}}