@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap";:root{--color-bg-primary: #0a0e1a;--color-bg-secondary: #111827;--color-bg-tertiary: #1a2332;--color-bg-elevated: #1e293b;--color-surface: rgba(30, 41, 59, .6);--color-surface-hover: rgba(51, 65, 85, .8);--color-primary: #6366f1;--color-primary-light: #818cf8;--color-primary-dark: #4f46e5;--color-secondary: #ec4899;--color-secondary-light: #f472b6;--color-accent: #14b8a6;--color-accent-light: #2dd4bf;--color-success: #10b981;--color-warning: #f59e0b;--color-error: #ef4444;--color-text-primary: #f8fafc;--color-text-secondary: #cbd5e1;--color-text-tertiary: #94a3b8;--gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);--gradient-accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);--gradient-success: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);--gradient-warm: linear-gradient(135deg, #fa709a 0%, #fee140 100%);--glass-bg: rgba(30, 41, 59, .4);--glass-border: rgba(148, 163, 184, .1);--glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, .37);--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .3);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .4);--shadow-glow: 0 0 20px rgba(99, 102, 241, .3);--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-2xl: 1.5rem;--radius-full: 9999px;--transition-fast: .15s cubic-bezier(.4, 0, .2, 1);--transition-base: .3s cubic-bezier(.4, 0, .2, 1);--transition-slow: .5s cubic-bezier(.4, 0, .2, 1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--color-bg-primary);color:var(--color-text-primary);line-height:1.6;overflow-x:hidden;min-height:100vh}body:before{content:"";position:fixed;top:0;left:0;width:100%;height:100%;background:radial-gradient(circle at 20% 50%,rgba(99,102,241,.1) 0%,transparent 50%),radial-gradient(circle at 80% 80%,rgba(236,72,153,.1) 0%,transparent 50%),radial-gradient(circle at 40% 20%,rgba(20,184,166,.1) 0%,transparent 50%);z-index:-1;animation:backgroundShift 20s ease infinite}@keyframes backgroundShift{0%,to{opacity:1}50%{opacity:.8}}#root{min-height:100vh;display:flex;flex-direction:column}h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.2;margin-bottom:var(--spacing-md)}h1{font-size:3rem;background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}h2{font-size:2.25rem;color:var(--color-text-primary)}h3{font-size:1.875rem;color:var(--color-text-primary)}h4{font-size:1.5rem;color:var(--color-text-secondary)}p{color:var(--color-text-secondary);margin-bottom:var(--spacing-md)}code{font-family:JetBrains Mono,monospace;background:var(--color-bg-tertiary);padding:.125rem .375rem;border-radius:var(--radius-sm);font-size:.875rem;color:var(--color-accent-light)}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:var(--color-bg-secondary)}::-webkit-scrollbar-thumb{background:var(--color-bg-elevated);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--color-surface)}.container{max-width:1400px;margin:0 auto;padding:0 var(--spacing-xl)}.glass-card{background:var(--glass-bg);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--glass-border);border-radius:var(--radius-xl);box-shadow:var(--glass-shadow);transition:all var(--transition-base)}.glass-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-xl),var(--shadow-glow);border-color:#6366f14d}.btn{padding:var(--spacing-sm) var(--spacing-lg);border-radius:var(--radius-lg);font-weight:600;font-size:.875rem;cursor:pointer;border:none;transition:all var(--transition-base);display:inline-flex;align-items:center;gap:var(--spacing-sm);text-decoration:none;position:relative;overflow:hidden}.btn:before{content:"";position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:#ffffff1a;transform:translate(-50%,-50%);transition:width .6s,height .6s}.btn:hover:before{width:300px;height:300px}.btn-primary{background:var(--gradient-primary);color:#fff;box-shadow:0 4px 15px #6366f166}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px #6366f199}.btn-secondary{background:var(--gradient-secondary);color:#fff;box-shadow:0 4px 15px #ec489966}.btn-secondary:hover{transform:translateY(-2px);box-shadow:0 6px 20px #ec489999}.btn-accent{background:var(--gradient-accent);color:#fff;box-shadow:0 4px 15px #14b8a666}.btn-accent:hover{transform:translateY(-2px);box-shadow:0 6px 20px #14b8a699}.btn-outline{background:transparent;border:2px solid var(--color-primary);color:var(--color-primary)}.btn-outline:hover{background:var(--color-primary);color:#fff}.badge{padding:.25rem .75rem;border-radius:var(--radius-full);font-size:.75rem;font-weight:600;display:inline-block}.badge-primary{background:#6366f133;color:var(--color-primary-light);border:1px solid rgba(99,102,241,.3)}.badge-success{background:#10b98133;color:var(--color-success);border:1px solid rgba(16,185,129,.3)}.badge-warning{background:#f59e0b33;color:var(--color-warning);border:1px solid rgba(245,158,11,.3)}.badge-error{background:#ef444433;color:var(--color-error);border:1px solid rgba(239,68,68,.3)}.input-group{margin-bottom:var(--spacing-lg)}.input-label{display:block;margin-bottom:var(--spacing-sm);font-weight:500;color:var(--color-text-secondary);font-size:.875rem}.input{width:100%;padding:var(--spacing-sm) var(--spacing-md);background:var(--color-bg-tertiary);border:1px solid var(--glass-border);border-radius:var(--radius-md);color:var(--color-text-primary);font-size:1rem;transition:all var(--transition-base)}.input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #6366f11a}.textarea{min-height:120px;resize:vertical;font-family:inherit}.progress-bar{width:100%;height:8px;background:var(--color-bg-tertiary);border-radius:var(--radius-full);overflow:hidden;position:relative}.progress-fill{height:100%;background:var(--gradient-primary);border-radius:var(--radius-full);transition:width var(--transition-slow);position:relative;overflow:hidden}.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%)}}.loading{display:inline-block;width:20px;height:20px;border:3px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:#fff;animation:spin 1s linear infinite}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn var(--transition-slow) ease-out}.grid{display:grid;gap:var(--spacing-lg)}.grid-2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}.grid-3{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}.grid-4{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}@media(max-width:1024px){:root{--spacing-2xl: 2rem;--spacing-xl: 1.5rem}}@media(max-width:768px){h1{font-size:2.25rem}h2{font-size:1.75rem}h3{font-size:1.5rem}.container{padding:0 var(--spacing-md)}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr;gap:var(--spacing-md)}.btn{width:100%;justify-content:center}}@media(max-width:480px){h1{font-size:1.75rem}h2{font-size:1.5rem}:root{--spacing-md: .75rem;--spacing-lg: 1rem}.glass-card{padding:var(--spacing-md)}}::selection{background:#6366f14d;color:var(--color-text-primary)}.header{position:sticky;top:0;z-index:100;background:var(--glass-bg);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid var(--glass-border);box-shadow:var(--shadow-lg)}.header-content{max-width:1400px;margin:0 auto;padding:.75rem 2rem;display:flex;justify-content:space-between;align-items:center;gap:1rem}.header-brand{display:flex;align-items:center;gap:1rem;flex-shrink:0;text-decoration:none}.brand-icon{width:42px;height:42px;background:var(--gradient-primary);border-radius:12px;display:flex;align-items:center;justify-content:center;color:#fff;box-shadow:0 4px 15px #6366f166}.brand-title{font-size:1.5rem;margin:0;background:var(--gradient-primary);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;font-weight:800;letter-spacing:-.025em}.brand-subtitle{font-size:.75rem;color:#94a3b8;margin:0;font-weight:500}.header-center{flex:1;display:flex;justify-content:center}.header-nav{display:flex;gap:.5rem;background:#0f172a80;padding:.35rem;border-radius:99px;border:1px solid rgba(255,255,255,.05)}.nav-tab{display:flex;align-items:center;gap:.5rem;padding:.5rem 1rem;background:transparent;border:none;border-radius:99px;color:#94a3b8;font-weight:500;font-size:.875rem;cursor:pointer;transition:all .2s}.nav-tab:hover{color:#fff;background:#ffffff0d}.nav-tab.active{background:var(--gradient-primary);color:#fff;box-shadow:0 4px 12px #6366f14d}.header-auth{display:flex;align-items:center;gap:1rem;flex-shrink:0}.auth-buttons{display:flex;gap:.75rem}.btn-auth{padding:.5rem 1rem;border-radius:8px;font-size:.875rem;font-weight:600;text-decoration:none;transition:all .2s}.btn-auth.login{color:#cbd5e1}.btn-auth.login:hover{color:#fff}.btn-auth.register{background:var(--primary-color);color:#fff}.btn-auth.register:hover{opacity:.9;transform:translateY(-1px)}.user-profile{display:flex;align-items:center;gap:1.25rem}.user-stats{display:flex;flex-direction:column;align-items:flex-end;gap:2px}.level-badge{background:#f59e0b1a;color:#fbbf24;font-size:.7rem;padding:1px 6px;border-radius:4px;font-weight:700;text-transform:uppercase;border:1px solid rgba(245,158,11,.2)}.xp-bar{width:80px;height:4px;background:#ffffff1a;border-radius:2px;overflow:hidden}.xp-fill{height:100%;background:#fbbf24;border-radius:2px}.user-info{display:flex;align-items:center;gap:.75rem;background:#1e293b80;padding:.35rem .35rem .35rem 1rem;border-radius:99px;border:1px solid rgba(255,255,255,.05)}.username{font-size:.875rem;font-weight:600;color:#e2e8f0}.logout-btn-full{display:flex;align-items:center;gap:.5rem;background:#ef44441a;color:#ef4444;border:1px solid rgba(239,68,68,.2);padding:.4rem .8rem;border-radius:8px;font-size:.8rem;font-weight:600;cursor:pointer;transition:all .2s;margin-left:.5rem}.logout-btn-full:hover{background:#ef4444;color:#fff;transform:translateY(-1px);box-shadow:0 4px 12px #ef444433}.admin-link{color:#ec4899;padding:.5rem;border-radius:8px;display:flex;align-items:center;transition:background .2s}.admin-link:hover{background:#ec48991a}@media(max-width:1024px){.header-content{padding:.75rem 1rem}.nav-tab span{display:none}.nav-tab{padding:.5rem .75rem}}@media(max-width:768px){.header-content{flex-wrap:wrap;height:auto;padding-bottom:1rem}.header-brand{order:1}.header-auth{order:2}.header-center{order:3;width:100%;margin-top:.5rem}.header-nav{width:100%;justify-content:space-around}.brand-subtitle,.user-stats,.logout-btn-full span{display:none}.logout-btn-full{padding:.4rem}}@media(max-width:480px){.username{display:none}.brand-title{font-size:1.25rem}.brand-icon{width:32px;height:32px}}.ai-selector-inline{display:flex;align-items:center;gap:.5rem;background:#6366f11a;padding:.4rem 1rem;border-radius:var(--radius-full);color:var(--color-primary);border:1px solid rgba(99,102,241,.2)}.ai-selector-inline select{background:none;border:none;color:var(--color-text-primary);font-weight:600;cursor:pointer;font-size:.9rem;outline:none}.generation-overlay{position:fixed;inset:0;background:#000c;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:9999;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2rem;color:#fff;text-align:center}.spinner{width:60px;height:60px;border:4px solid rgba(255,255,255,.1);border-left-color:var(--color-primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.upload-header{text-align:center;margin-bottom:var(--spacing-2xl)}.upload-header h2{font-size:2.5rem;margin-bottom:var(--spacing-md)}.upload-header p{font-size:1.125rem;color:var(--color-text-tertiary)}.upload-zone{margin-bottom:var(--spacing-2xl);border:2px dashed var(--glass-border);border-radius:var(--radius-2xl);background:var(--glass-bg);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);transition:all var(--transition-base);position:relative;overflow:hidden;display:flex;flex-direction:column;align-items:center;padding-bottom:var(--spacing-xl)}.analyze-btn{animation:pulse 2s infinite;padding:.75rem 2rem;font-weight:600;box-shadow:0 4px 15px #6366f14d;margin-bottom:var(--spacing-xl)}@keyframes pulse{0%{transform:scale(1);box-shadow:0 4px 15px #6366f14d}50%{transform:scale(1.05);box-shadow:0 4px 25px #6366f180}to{transform:scale(1);box-shadow:0 4px 15px #6366f14d}}.upload-zone:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle,rgba(99,102,241,.1) 0%,transparent 70%);opacity:0;transition:opacity var(--transition-base)}.upload-zone:hover:before{opacity:1}.upload-zone:hover{border-color:var(--color-primary);transform:translateY(-4px);box-shadow:var(--shadow-xl),0 0 30px #6366f133}.upload-zone.has-file{border-color:var(--color-success);background:#10b9810d}.upload-input{display:none}.upload-label{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--spacing-2xl);min-height:300px;cursor:pointer;text-align:center;gap:var(--spacing-md)}.upload-icon{color:var(--color-primary);animation:float 3s ease-in-out infinite}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.file-icon{color:var(--color-success)}.upload-label h3{margin:0;color:var(--color-text-primary)}.upload-label p{margin:0;color:var(--color-text-secondary)}.upload-hint{font-size:.875rem;color:var(--color-text-tertiary);padding:var(--spacing-sm) var(--spacing-md);background:var(--color-bg-tertiary);border-radius:var(--radius-full)}.processing-status,.success-status,.error-status{padding:var(--spacing-xl);margin-bottom:var(--spacing-2xl);display:flex;align-items:center;gap:var(--spacing-lg)}.loading-spinner{color:var(--color-primary);animation:spin 1s linear infinite}.success-icon{color:var(--color-success);flex-shrink:0}.error-icon{color:var(--color-error);flex-shrink:0}.status-content{flex:1}.status-content h4{margin:0 0 var(--spacing-sm) 0;color:var(--color-text-primary)}.status-content p{margin:0;color:var(--color-text-secondary)}.progress-bar{flex:1;max-width:200px}.progress-text{font-weight:600;color:var(--color-primary);min-width:50px;text-align:right}.extracted-preview{margin-top:var(--spacing-lg);width:100%}.extracted-preview h5{margin-bottom:var(--spacing-sm);color:var(--color-text-secondary);font-size:.875rem;text-transform:uppercase;letter-spacing:.05em}.extracted-preview pre{background:var(--color-bg-tertiary);padding:var(--spacing-md);border-radius:var(--radius-md);overflow-x:auto;font-size:.875rem;line-height:1.6;color:var(--color-text-secondary);border:1px solid var(--glass-border)}.summary-container{padding:var(--spacing-2xl);max-width:800px;margin:0 auto;display:flex;flex-direction:column;gap:var(--spacing-xl)}.summary-icon-row{display:flex;justify-content:space-between;align-items:center}.summary-stat{display:flex;align-items:center;gap:var(--spacing-sm);color:var(--color-text-secondary);font-weight:600}.summary-text{line-height:1.8;color:var(--color-text-secondary)}.config-section{margin-top:var(--spacing-xl);border-top:1px solid var(--glass-border);padding-top:var(--spacing-xl)}.config-section h3{text-align:center;margin-bottom:var(--spacing-xl);font-size:1.25rem}.config-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-xl);margin-bottom:var(--spacing-xl)}.config-card{padding:var(--spacing-xl);border-radius:var(--radius-xl);border:1px solid var(--glass-border);background:#ffffff08;display:flex;flex-direction:column;gap:var(--spacing-lg)}.config-header{display:flex;align-items:center;gap:var(--spacing-sm)}.config-card.quiz .config-header svg{color:#6366f1}.config-card.exercises .config-header svg{color:#10b981}.config-options{display:flex;flex-direction:column;gap:var(--spacing-md)}.option-group label{display:block;font-size:.85rem;color:var(--color-text-tertiary);margin-bottom:var(--spacing-xs)}.radio-group{display:flex;gap:.5rem}.radio-group button{flex:1;padding:.5rem;background:var(--bg-input);border:1px solid var(--border-color);border-radius:8px;color:var(--color-text-secondary);cursor:pointer;font-size:.9rem;transition:all .2s}.radio-group button.active{background:var(--primary-color);color:#fff;border-color:var(--primary-color)}.option-group select{width:100%;padding:.6rem;background:var(--bg-input);border:1px solid var(--border-color);border-radius:8px;color:var(--color-text-primary)}.action-btn-start{margin-top:auto;padding:1rem;border:none;border-radius:12px;font-weight:700;cursor:pointer;transition:all .3s;color:#fff}.action-btn-start.quiz{background:var(--gradient-primary)}.action-btn-start.exercises{background:var(--gradient-secondary)}.action-btn-start:hover{transform:scale(1.02);filter:brightness(1.1);box-shadow:0 10px 20px #0003}.btn-link{display:block;margin:1rem auto;background:none;border:none;color:var(--color-text-tertiary);text-decoration:underline;cursor:pointer;font-size:.85rem}.pedagogical-config{margin:1.5rem 0;padding:1.5rem;background:#6366f10d}.pedagogical-config h5{color:var(--color-primary-light);margin-bottom:1rem;font-size:.9rem;text-transform:uppercase;letter-spacing:.05em}.goal-inputs{display:flex;flex-direction:column;gap:1rem}.goal-input-field{width:100%;padding:.8rem 1rem;background:#0f172a4d;border:1px solid var(--glass-border);border-radius:8px;color:#fff;font-size:.95rem}.session-mode-toggle{display:flex;align-items:center;gap:1rem;color:var(--color-text-secondary);font-size:.9rem;font-weight:500}.switch{position:relative;display:inline-block;width:44px;height:24px}.switch input{opacity:0;width:0;height:0}.slider{position:absolute;cursor:pointer;inset:0;background-color:#ffffff1a;transition:.4s}.slider:before{position:absolute;content:"";height:18px;width:18px;left:3px;bottom:3px;background-color:#fff;transition:.4s}input:checked+.slider{background-color:var(--color-primary)}input:checked+.slider:before{transform:translate(20px)}.slider.round{border-radius:24px}.slider.round:before{border-radius:50%}@media(max-width:768px){.upload-header h2{font-size:1.75rem}.upload-zone{padding:1rem}.upload-label{min-height:200px;padding:1.5rem}.config-grid{grid-template-columns:1fr;gap:1rem}.summary-container{padding:1rem}.summary-icon-row{flex-direction:column;gap:1rem;align-items:flex-start}.ai-selector-inline{width:100%;justify-content:space-between}}@media(max-width:480px){.upload-header h2{font-size:1.5rem}.radio-group button{padding:.4rem;font-size:.8rem}.config-card{padding:1rem}}.quiz-tab{padding:var(--spacing-2xl) 0;max-width:900px;margin:0 auto}.quiz-card-head{display:flex;justify-content:space-between;margin-bottom:1rem}.subject-text{font-size:.85rem;color:var(--color-text-tertiary);margin-top:.5rem}.back-link{background:none;border:none;color:var(--primary-color);font-weight:600;cursor:pointer;margin-bottom:1rem}.empty-state,.loading-state{padding:var(--spacing-2xl);text-align:center}.empty-icon,.sparkle-icon{color:var(--color-primary);margin-bottom:var(--spacing-lg);animation:float 3s ease-in-out infinite}.sparkle-icon{animation:sparkle 2s ease-in-out infinite}@keyframes sparkle{0%,to{transform:scale(1) rotate(0);opacity:1}50%{transform:scale(1.1) rotate(180deg);opacity:.8}}.quiz-header{margin-bottom:var(--spacing-2xl)}.quiz-progress-bar{height:8px;background:var(--color-bg-tertiary);border-radius:var(--radius-full);overflow:hidden;margin-bottom:var(--spacing-md)}.quiz-progress-fill{height:100%;background:var(--gradient-primary);transition:width var(--transition-slow);position:relative;overflow:hidden}.quiz-progress-fill:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);animation:shimmer 2s infinite}.quiz-meta{display:flex;justify-content:space-between;align-items:center;font-size:.875rem;color:var(--color-text-tertiary)}.current-score{font-weight:600;color:var(--color-primary)}.quiz-timer{display:flex;align-items:center;gap:.5rem;background:#ffffff0d;padding:.5rem 1rem;border-radius:var(--radius-full);font-weight:700;border:1px solid var(--glass-border)}.quiz-timer svg.critical,.quiz-timer span.critical{color:#ef4444;animation:timerPulse .5s infinite alternate}@keyframes timerPulse{0%{opacity:1;transform:scale(1)}to{opacity:.7;transform:scale(1.1)}}.question-card{padding:var(--spacing-2xl)}.question-header{display:flex;align-items:flex-start;gap:var(--spacing-md);margin-bottom:var(--spacing-xl)}.question-icon{color:var(--color-primary);flex-shrink:0;margin-top:4px}.question-header h3{flex:1;font-size:1.5rem;margin:0;color:var(--color-text-primary)}.options-grid{display:grid;gap:var(--spacing-md);margin-bottom:var(--spacing-xl)}.option-card{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-lg);background:var(--color-bg-tertiary);border:2px solid var(--glass-border);border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-base);text-align:left;width:100%;position:relative;overflow:hidden}.option-card:before{content:"";position:absolute;inset:0;background:var(--gradient-primary);opacity:0;transition:opacity var(--transition-base);z-index:0}.option-card:hover:not(.disabled){transform:translate(8px);border-color:var(--color-primary)}.option-card:hover:not(.disabled):before{opacity:.1}.option-card.selected{border-color:var(--color-primary);background:#6366f11a}.option-card.selected:before{opacity:.2}.option-card.correct{border-color:var(--color-success);background:#10b9811a;animation:correctPulse .5s ease-out}@keyframes correctPulse{0%{transform:scale(1)}50%{transform:scale(1.02)}to{transform:scale(1)}}.option-card.incorrect{border-color:var(--color-error);background:#ef44441a;animation:shake .5s ease-out}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-10px)}75%{transform:translate(10px)}}.option-card.disabled{opacity:.5;cursor:not-allowed}.option-letter{width:40px;height:40px;background:var(--gradient-primary);color:#fff;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.125rem;flex-shrink:0;z-index:1}.option-card.correct .option-letter{background:var(--color-success)}.option-card.incorrect .option-letter{background:var(--color-error)}.option-text{flex:1;font-size:1rem;color:var(--color-text-primary);z-index:1}.option-icon{flex-shrink:0;z-index:1}.option-card.correct .option-icon{color:var(--color-success)}.option-card.incorrect .option-icon{color:var(--color-error)}.explanation{padding:var(--spacing-lg);border-radius:var(--radius-lg);margin-bottom:var(--spacing-xl);animation:fadeIn var(--transition-slow) ease-out}.explanation.correct{background:#10b9811a;border:1px solid rgba(16,185,129,.3)}.explanation.incorrect{background:#ef44441a;border:1px solid rgba(239,68,68,.3)}.explanation h4{margin:0 0 var(--spacing-sm) 0;font-size:1rem}.explanation p{margin:0;color:var(--color-text-secondary)}.question-actions{display:flex;justify-content:center}.question-actions .btn{min-width:200px}.quiz-results{padding:var(--spacing-2xl);text-align:center}.results-header{margin-bottom:var(--spacing-2xl)}.trophy-icon{margin-bottom:var(--spacing-lg);animation:bounce 1s ease-in-out}.trophy-icon.gold{color:gold;filter:drop-shadow(0 0 20px rgba(255,215,0,.5))}.trophy-icon.silver{color:silver;filter:drop-shadow(0 0 20px rgba(192,192,192,.5))}@keyframes bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-20px)}}.results-header h2{margin-bottom:var(--spacing-md)}.score-text{font-size:1.25rem;color:var(--color-text-secondary)}.score-highlight{font-size:1.5rem;font-weight:700;background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.score-circle{display:flex;justify-content:center;margin:var(--spacing-2xl) 0}.score-progress{transition:stroke-dasharray 1s ease-out}.results-summary{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--spacing-lg);margin:var(--spacing-2xl) 0}.summary-item{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-lg);background:var(--color-bg-tertiary);border-radius:var(--radius-lg);border:1px solid var(--glass-border)}.summary-item h4{margin:0;font-size:1.5rem;color:var(--color-text-primary)}.summary-item p{margin:0;font-size:.875rem;color:var(--color-text-tertiary)}.results-details{margin:var(--spacing-2xl) 0;text-align:left}.results-details h3{margin-bottom:var(--spacing-lg);text-align:center}.answer-review{padding:var(--spacing-md);margin-bottom:var(--spacing-md);border-radius:var(--radius-md);border:1px solid var(--glass-border)}.answer-review.correct{background:#10b9810d;border-color:#10b9814d}.answer-review.incorrect{background:#ef44440d;border-color:#ef44444d}.review-header{display:flex;align-items:center;gap:var(--spacing-sm);margin-bottom:var(--spacing-sm)}.question-number{font-weight:600;color:var(--color-text-secondary);font-size:.875rem}.review-question{font-weight:600;color:var(--color-text-primary);margin-bottom:var(--spacing-sm)}.review-answer{font-size:.875rem;color:var(--color-text-secondary);margin:0}.correct-answer{color:var(--color-success);font-weight:500}@media(max-width:768px){.quiz-tab{padding:var(--spacing-md) 0}.question-card{padding:1.25rem}.question-header h3{font-size:1.25rem}.option-card{padding:1rem;flex-direction:column;align-items:flex-start;gap:.5rem}.option-letter{width:32px;height:32px;font-size:.9rem}.quiz-meta{flex-direction:column;gap:1rem;align-items:flex-start}.quiz-timer{width:100%;justify-content:center}.results-summary{grid-template-columns:1fr}}@media(max-width:480px){.question-header h3{font-size:1.1rem}.view-header-nav h2{font-size:1.25rem}}.exercises-tab{padding:var(--spacing-xl) 0}.loading-v2{display:flex;flex-direction:column;align-items:center;justify-content:center;height:400px;gap:1.5rem;color:var(--color-primary);text-align:center}.pulse-ai{filter:drop-shadow(0 0 15px rgba(99,102,241,.4));animation:brain-pulse 2s infinite ease-in-out}@keyframes brain-pulse{0%{transform:scale(1);opacity:.8}50%{transform:scale(1.1);opacity:1;filter:drop-shadow(0 0 25px rgba(99,102,241,.6))}to{transform:scale(1);opacity:.8}}.exercises-layout-v2{display:grid;grid-template-columns:400px 1fr;gap:var(--spacing-xl);align-items:start;margin-top:var(--spacing-lg)}.exercise-info-column{padding:var(--spacing-xl);position:sticky;top:2rem;max-height:calc(100vh - 150px);overflow-y:auto}.library-header{margin-bottom:2.5rem;text-align:center}.library-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:2rem;padding:1rem 0}.quiz-card-link{cursor:pointer;transition:transform .3s cubic-bezier(.34,1.56,.64,1);display:flex;flex-direction:column;padding:2rem;border:1px solid rgba(255,255,255,.1)}.quiz-card-link:hover{transform:translateY(-8px) scale(1.02);border-color:var(--primary-color)}.difficulty-label{font-size:.7rem;font-weight:800;text-transform:uppercase;padding:.2rem .6rem;border-radius:4px}.difficulty-label.Débutant{background:#10b98133;color:#10b981}.difficulty-label.Moyen{background:#f59e0b33;color:#fbbf24}.difficulty-label.Avancé{background:#ef444433;color:#ef4444}.points-label{font-size:.8rem;font-weight:600;color:var(--color-accent)}.card-footer{margin-top:auto;display:flex;justify-content:space-between;align-items:center;padding-top:1.5rem;border-top:1px solid rgba(255,255,255,.05)}.start-btn{padding:.5rem 1rem;background:var(--primary-color);color:#fff;border:none;border-radius:8px;font-weight:600;font-size:.85rem}.center-header{flex:1;display:flex;justify-content:center}.mode-pill{padding:.5rem 1.25rem;border-radius:20px;font-size:.85rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;box-shadow:var(--shadow-sm)}.mode-pill.training{background:#10b9811a;color:#10b981;border:1px solid rgba(16,185,129,.2)}.mode-pill.evaluation{background:#6366f11a;color:var(--color-primary-light);border:1px solid rgba(99,102,241,.2)}.exercise-title-header{margin-bottom:var(--spacing-lg)}.title-group{display:flex;flex-direction:column;gap:.5rem}.title-group h2{font-size:1.5rem;margin:0}.difficulty-tag{font-size:.75rem;text-transform:uppercase;font-weight:700;color:var(--color-primary);background:#6366f11a;padding:2px 8px;border-radius:4px;width:fit-content}.pedagogical-context{margin-bottom:var(--spacing-lg)}.pedagogical-context h5{color:var(--color-text-tertiary);font-size:.8rem;text-transform:uppercase;margin-bottom:.5rem}.pedagogical-context p{font-size:1rem;line-height:1.6;color:var(--color-text-secondary)}.exercise-skills-tags{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:var(--spacing-xl)}.skill-pill{display:flex;align-items:center;gap:.4rem;padding:.3rem .6rem;background:#ffffff08;border:1px solid var(--glass-border);border-radius:6px;font-size:.7rem;font-weight:600;color:var(--color-text-tertiary)}.scenaric-document-view{margin-top:var(--spacing-xl);padding-top:var(--spacing-lg);border-top:1px solid var(--glass-border)}.scenaric-document-view h5{display:flex;align-items:center;gap:.5rem;color:var(--color-accent);margin-bottom:var(--spacing-md)}.document-snippet{background:#0f172a66;padding:var(--spacing-md);border-radius:var(--radius-md);font-size:.95rem;line-height:1.5;color:var(--color-text-tertiary);font-style:italic}.session-timer{display:flex;align-items:center;gap:.5rem;padding:.5rem 1rem;background:#ffffff0d;border:1px solid var(--glass-border);border-radius:var(--radius-full);font-weight:600;color:var(--color-primary)}.back-link{background:none;border:none;color:var(--color-primary);font-weight:600;cursor:pointer}.exercises-sidebar{position:sticky;top:100px;height:fit-content;max-height:calc(100vh - 120px);overflow-y:auto}.exercises-sidebar h3{margin-bottom:var(--spacing-lg);color:var(--color-text-primary)}.exercises-list{display:flex;flex-direction:column;gap:var(--spacing-sm)}.exercise-item{background:var(--glass-bg);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--glass-border);border-radius:var(--radius-lg);padding:var(--spacing-md);cursor:pointer;transition:all var(--transition-base);text-align:left;width:100%}.exercise-item:hover{transform:translate(8px);border-color:var(--color-primary);box-shadow:var(--shadow-md)}.exercise-item.active{background:#6366f11a;border-color:var(--color-primary);box-shadow:0 0 20px #6366f14d}.exercise-item-header{display:flex;align-items:flex-start;gap:var(--spacing-sm)}.exercise-number{width:28px;height:28px;background:var(--gradient-primary);color:#fff;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.875rem;flex-shrink:0}.exercise-item-content{flex:1}.exercise-item-content h4{margin:0 0 var(--spacing-xs) 0;font-size:.9375rem;color:var(--color-text-primary)}.difficulty-badge{font-size:.75rem;font-weight:600;padding:.125rem .5rem;border-radius:var(--radius-full);display:inline-block}.difficulty-badge.large{font-size:.875rem;padding:.375rem .875rem}.exercise-main{display:flex;flex-direction:column;gap:var(--spacing-lg)}.exercise-header{padding:var(--spacing-xl)}.exercise-title-section{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--spacing-md);flex-wrap:wrap;gap:var(--spacing-md)}.exercise-title-section h2{margin:0;font-size:2rem}.exercise-description{font-size:1.125rem;color:var(--color-text-secondary);margin-bottom:var(--spacing-lg)}.hint-box{display:flex;align-items:flex-start;gap:var(--spacing-md);padding:var(--spacing-md);background:#f59e0b1a;border:1px solid rgba(245,158,11,.3);border-radius:var(--radius-md);margin-bottom:var(--spacing-lg);animation:fadeIn var(--transition-base) ease-out}.hint-box svg{color:var(--color-warning);flex-shrink:0;margin-top:2px}.hint-box p{margin:0;color:var(--color-text-secondary)}.exercise-actions{display:flex;gap:var(--spacing-sm);flex-wrap:wrap}.exercise-action-column{display:flex;flex-direction:column;gap:var(--spacing-xl)}.editor-header{background:#ffffff05;padding:.75rem 1.25rem;border-bottom:1px solid var(--glass-border);font-weight:600;font-size:.9rem;color:var(--color-text-tertiary)}.code-editor-v2,.scenario-editor-v2{display:flex;flex-direction:column;overflow:hidden}.code-editor,.scenario-input{min-height:350px;background:transparent;border:none;padding:1.5rem;color:var(--color-text-primary);font-family:inherit;font-size:1.1rem;line-height:1.6;resize:none}.code-editor{font-family:JetBrains Mono,monospace;color:#10b981}.editor-actions-sticky{padding:var(--spacing-lg) var(--spacing-xl);background:#0f172acc;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-top:1px solid var(--glass-border);display:flex;justify-content:flex-end;gap:var(--spacing-md)}.code-editor-section{padding:var(--spacing-xl)}.editor-header{display:flex;align-items:center;gap:var(--spacing-sm);margin-bottom:var(--spacing-md);color:var(--color-primary)}.editor-header h3{margin:0;font-size:1.25rem}.code-editor{width:100%;min-height:300px;padding:var(--spacing-md);background:var(--color-bg-primary);border:1px solid var(--glass-border);border-radius:var(--radius-md);color:var(--color-text-primary);font-family:JetBrains Mono,monospace;font-size:.9375rem;line-height:1.6;resize:vertical;transition:all var(--transition-base)}.code-editor:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #6366f11a}.code-editor::selection{background:#6366f14d}.editor-toolbar{display:flex;gap:var(--spacing-sm);margin-top:var(--spacing-md)}.output-section,.test-results{padding:var(--spacing-xl)}.output-section h4,.test-results h4{margin:0 0 var(--spacing-md) 0;color:var(--color-text-primary)}.output-content{background:var(--color-bg-primary);padding:var(--spacing-md);border-radius:var(--radius-md);border:1px solid var(--glass-border);overflow-x:auto;font-family:JetBrains Mono,monospace;font-size:.875rem;line-height:1.6;color:var(--color-accent-light);margin:0}.test-list{display:flex;flex-direction:column;gap:var(--spacing-sm);margin-bottom:var(--spacing-lg)}.test-item{display:flex;align-items:flex-start;gap:var(--spacing-md);padding:var(--spacing-md);border-radius:var(--radius-md);border:1px solid var(--glass-border);transition:all var(--transition-base)}.test-item.passed{background:#10b9810d;border-color:#10b9814d}.test-item.failed{background:#ef44440d;border-color:#ef44444d}.test-icon{flex-shrink:0}.test-content{flex:1}.test-description{margin:0 0 var(--spacing-xs) 0;font-weight:500;color:var(--color-text-primary)}.test-expected{margin:0;font-size:.875rem;color:var(--color-text-tertiary);font-family:JetBrains Mono,monospace}.success-message{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);background:#10b9811a;border:1px solid rgba(16,185,129,.3);border-radius:var(--radius-md);color:var(--color-success);animation:fadeIn var(--transition-base) ease-out}.success-message svg{flex-shrink:0}.success-message p{margin:0;font-weight:500}.scenario-context{margin:1.5rem 0;padding:1.25rem;background:#ffffff08;border-left:4px solid var(--color-primary);border-radius:4px 12px 12px 4px}.scenario-context h5{display:flex;align-items:center;gap:.5rem;color:var(--color-primary);margin-bottom:.75rem;font-size:.9rem;text-transform:uppercase;letter-spacing:.05em}.scenario-input{width:100%;min-height:200px;padding:1.5rem;background:#0f172a66;border:1px solid var(--glass-border);border-radius:12px;color:#fff;font-family:inherit;font-size:1.1rem;line-height:1.6;resize:vertical;outline:none;transition:all .3s}.scenario-input:focus{border-color:var(--color-primary);box-shadow:0 0 0 4px #6366f11a}.evaluation-results{padding:2rem;display:flex;flex-direction:column;gap:1.5rem}.evaluation-grid{display:flex;flex-direction:column;gap:1.25rem}.eval-item{display:grid;grid-template-columns:100px 1fr 50px;align-items:center;gap:1rem}.eval-bar{height:10px;background:#ffffff0d;border-radius:5px;overflow:hidden}.eval-fill{height:100%;border-radius:5px;transition:width 1s ease-out}.eval-fill.relevance{background:var(--gradient-primary)}.eval-fill.quality{background:var(--gradient-accent)}.eval-fill.speed{background:var(--gradient-warm)}.eval-value{font-weight:700;text-align:right;color:var(--color-text-secondary)}.eval-summary{text-align:center;padding-top:1rem;border-top:1px solid var(--glass-border)}.eval-summary p{margin-bottom:.5rem}.grading-legend{margin-top:2rem;padding:1rem;font-size:.85rem;background:#ffffff05;border-radius:12px;border:1px solid var(--glass-border)}.grading-legend h5{margin-bottom:.75rem;color:var(--color-text-tertiary);font-size:.8rem;text-transform:uppercase;letter-spacing:.05em}.grading-legend ul{list-style:none;display:flex;flex-direction:column;gap:.75rem;padding:0}.grading-legend li{display:flex;align-items:center;gap:.75rem;color:var(--color-text-secondary)}.coach-feedback-section-v2{margin-top:2rem;display:flex;flex-direction:column;gap:1.5rem}.verdict-banner{display:flex;justify-content:space-between;align-items:center;background:#ffffff05;padding:1rem 1.5rem;border-radius:var(--radius-md);border:1px solid var(--glass-border)}.verdict-text{display:flex;gap:.75rem;align-items:center}.verdict-text span{color:var(--color-text-tertiary);font-size:.9rem;text-transform:uppercase;font-weight:600}.verdict-text strong.success{color:var(--color-success)}.verdict-text strong.warning{color:var(--color-warning)}.score-badge-secondary{font-size:1.25rem;font-weight:800;color:var(--color-primary-light)}.feedback-columns{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem}.feedback-col h6{font-size:.8rem;text-transform:uppercase;margin-bottom:.75rem;color:var(--color-text-tertiary)}.feedback-col ul{list-style:none;padding:0;display:flex;flex-direction:column;gap:.5rem}.feedback-col li{font-size:.95rem;color:var(--color-text-secondary);padding-left:1.25rem;position:relative}.feedback-col li:before{content:"•";position:absolute;left:0;color:var(--color-primary)}.coach-advice-box{background:linear-gradient(135deg,#6366f11a,#8b5cf61a);border:1px solid rgba(99,102,241,.3);padding:1.5rem;border-radius:var(--radius-lg);position:relative}.coach-advice-box h5{display:flex;align-items:center;gap:.75rem;color:var(--color-primary-light);margin-bottom:1rem;font-size:1.1rem}.coach-advice-box p{font-size:1.05rem;line-height:1.6;color:var(--color-text-primary);margin-bottom:1rem}.coach-action-hint{font-size:.9rem;font-weight:600;color:var(--color-accent);background:#ffffff0d;padding:.5rem 1rem;border-radius:6px;width:fit-content}.reasoning-expander{padding:1.25rem}.reasoning-expander h6{color:var(--color-text-tertiary);margin-bottom:.5rem;text-transform:uppercase;font-size:.8rem}.reasoning-expander p{font-size:.9rem;font-style:italic;color:var(--color-text-tertiary)}.remediation-actions{display:flex;justify-content:center;gap:1rem;margin-top:1.5rem}.remediation-actions .btn{min-width:250px}@media(max-width:1024px){.exercises-layout{grid-template-columns:1fr}.exercises-sidebar{position:static;max-height:none}.exercises-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1rem}.exercise-item:hover{transform:translateY(-4px)}}.reasoning-block{margin:1rem 0;padding:1.25rem;background:#0f172a66;border-left:3px solid var(--color-accent);border-radius:4px 12px 12px 4px}.reasoning-block h6{color:var(--color-accent-light);margin-bottom:.5rem;font-size:.85rem;text-transform:uppercase}.reasoning-block p{margin:0;font-size:.95rem;line-height:1.5;color:var(--color-text-secondary)}.exercise-skills-mapping{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:.75rem}.skill-tag{display:flex;align-items:center;gap:.4rem;padding:.3rem .75rem;background:#6366f11a;border:1px solid rgba(99,102,241,.3);border-radius:99px;color:var(--color-primary-light);font-size:.75rem;font-weight:600}@media(max-width:768px){.exercises-tab{padding:var(--spacing-md) 0}.view-header-nav{flex-direction:column;gap:1rem;align-items:flex-start}.session-timer{width:100%;justify-content:center}.exercises-layout{gap:var(--spacing-md)}.exercises-list{grid-template-columns:1fr}.exercise-header,.code-editor-section,.output-section,.test-results{padding:1rem}.exercise-title-section h2{font-size:1.5rem}.code-editor{min-height:250px;font-size:.875rem}.editor-toolbar{flex-direction:column}.editor-toolbar .btn{width:100%}}@media(max-width:480px){.exercise-title-section h2{font-size:1.25rem}}.coach-tab{padding:var(--spacing-xl) 0}.coach-welcome{margin-bottom:var(--spacing-2xl)}.coach-welcome h1{font-size:2.5rem;margin-bottom:var(--spacing-md);background:var(--gradient-primary);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.coach-dynamic-message{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-lg);border-left:4px solid var(--color-primary)}.icon-ai{color:var(--color-primary);filter:drop-shadow(0 0 8px rgba(99,102,241,.5))}.coach-dynamic-message p{margin:0;font-size:1.1rem;color:var(--color-text-secondary)}.coach-overview-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:var(--spacing-xl)}.coach-card{display:flex;flex-direction:column;padding:var(--spacing-xl);position:relative;height:100%}.card-badge{position:absolute;top:var(--spacing-md);right:var(--spacing-md);background:var(--gradient-accent);color:#fff;font-size:.7rem;font-weight:700;padding:2px 8px;border-radius:4px;letter-spacing:.05em}.card-header{display:flex;align-items:center;gap:var(--spacing-md);margin-bottom:var(--spacing-lg);color:var(--color-primary)}.card-header h3{font-size:1.25rem;color:var(--color-text-primary)}.card-body{flex:1}.card-body h4{font-size:1.2rem;margin-bottom:var(--spacing-sm);color:var(--color-primary-light)}.card-body p{color:var(--color-text-tertiary);line-height:1.6}.progress-bar-large{height:12px;background:#ffffff0d;border-radius:6px;overflow:hidden;margin:var(--spacing-sm) 0 var(--spacing-lg)}.progress-fill{height:100%;background:var(--gradient-primary);border-radius:6px;transition:width 1s ease-out}.path-info{display:flex;justify-content:space-between;font-weight:600}.badge-preview{display:flex;align-items:center;gap:var(--spacing-sm);color:var(--color-accent);font-size:.9rem;font-weight:500}.feedback-content{background:#0f172a4d;padding:var(--spacing-md);border-radius:var(--radius-md);margin-bottom:var(--spacing-lg)}.feedback-content blockquote{margin:0;font-style:italic;color:var(--color-text-secondary);line-height:1.5}.status-summary{display:flex;flex-direction:column;gap:var(--spacing-sm)}.status-item{display:flex;align-items:center;gap:var(--spacing-sm);font-size:.9rem}.card-footer{margin-top:var(--spacing-xl)}.btn-link{background:none;border:none;color:var(--color-primary-light);font-weight:600;cursor:pointer;padding:0;display:flex;align-items:center;gap:var(--spacing-xs)}.btn-link:hover{color:var(--color-primary);text-decoration:underline}@media(max-width:768px){.coach-overview-grid{grid-template-columns:1fr}}.parcours-tab,.parcours-detail{padding:var(--spacing-xl) 0}.parcours-header{margin-bottom:var(--spacing-xl)}.parcours-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:var(--spacing-lg)}.parcours-card{padding:var(--spacing-lg);cursor:pointer;display:flex;gap:var(--spacing-md);position:relative;transition:all .3s cubic-bezier(.4,0,.2,1)}.parcours-card:hover{transform:translateY(-5px);border-color:var(--color-primary)}.card-path-icon{color:var(--color-primary);background:#6366f11a;padding:var(--spacing-sm);border-radius:var(--radius-md);height:fit-content}.card-path-content h3{margin-bottom:var(--spacing-xs);font-size:1.1rem}.card-path-content p{font-size:.9rem;color:var(--color-text-tertiary);line-height:1.4;margin-bottom:var(--spacing-md)}.card-path-footer{display:flex;align-items:center;gap:var(--spacing-sm);margin-top:auto}.mini-progress{flex:1;height:6px;background:#ffffff0d;border-radius:3px;overflow:hidden}.mini-fill{height:100%;background:var(--gradient-primary)}.mini-text{font-size:.8rem;font-weight:600;color:var(--color-text-secondary)}.validated-seal{position:absolute;top:10px;right:10px;color:var(--color-accent)}.btn-back{background:none;border:none;color:var(--color-text-tertiary);cursor:pointer;margin-bottom:var(--spacing-lg);font-size:1rem}.path-detail-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-2xl)}.path-header-main{display:flex;align-items:center;gap:var(--spacing-lg)}.path-icon-large{color:var(--color-primary);background:#6366f11a;padding:var(--spacing-md);border-radius:var(--radius-lg);border:1px solid var(--glass-border)}.path-header-stats{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-xs)}.path-progress-circle{width:64px;height:64px;border:4px solid rgba(255,255,255,.1);border-top-color:var(--color-primary);border-radius:50%;display:flex;align-items:center;justify-content:center}.path-progress-circle .percent{font-weight:700;font-size:.9rem}.status-label{font-size:.8rem;text-transform:uppercase;font-weight:700;color:var(--color-text-tertiary);letter-spacing:.05em}.path-timeline-container{padding:var(--spacing-xl)}.path-timeline{margin-top:var(--spacing-xl);position:relative;padding-left:var(--spacing-xl)}.timeline-item{display:flex;align-items:flex-start;gap:var(--spacing-md);margin-bottom:var(--spacing-2xl);position:relative}.timeline-marker{z-index:2;background:var(--color-bg-main);color:var(--color-text-tertiary)}.timeline-item.completed .timeline-marker{color:var(--color-success)}.timeline-item.current .timeline-marker{color:var(--color-primary)}.timeline-content{display:flex;flex-direction:column;gap:var(--spacing-sm)}.step-title{font-weight:600;font-size:1.1rem}.timeline-item.pending .step-title{color:var(--color-text-tertiary)}.timeline-connector{position:absolute;left:10px;top:24px;bottom:-32px;width:2px;background:#ffffff1a;z-index:1}.timeline-item.completed .timeline-connector{background:var(--color-success)}.pulse{animation:pulse 2s infinite}@keyframes pulse{0%{transform:scale(1);opacity:1}50%{transform:scale(1.2);opacity:.8}to{transform:scale(1);opacity:1}}.btn-sm{padding:6px 14px;font-size:.85rem;width:fit-content}.progress-tab{padding:var(--spacing-2xl) 0}.progress-header{text-align:center;margin-bottom:var(--spacing-2xl)}.progress-header h2{font-size:2.5rem;margin-bottom:var(--spacing-md)}.progress-header p{font-size:1.125rem;color:var(--color-text-tertiary)}.stats-grid{margin-bottom:var(--spacing-2xl)}.stat-card{padding:var(--spacing-xl);display:flex;align-items:center;gap:var(--spacing-md)}.stat-icon{width:56px;height:56px;border-radius:var(--radius-xl);display:flex;align-items:center;justify-content:center;color:#fff;flex-shrink:0;box-shadow:var(--shadow-lg)}.stat-content{flex:1}.stat-content h3{margin:0;font-size:2rem;color:var(--color-text-primary);font-weight:700}.stat-content p{margin:0;font-size:.875rem;color:var(--color-text-tertiary)}.progress-overview{margin-bottom:var(--spacing-2xl)}.progress-card{padding:var(--spacing-xl)}.progress-card h3{margin:0 0 var(--spacing-lg) 0;font-size:1.5rem;color:var(--color-text-primary)}.progress-details{display:flex;flex-direction:column;gap:var(--spacing-md)}.progress-numbers{display:flex;align-items:baseline;justify-content:center;gap:var(--spacing-sm);font-weight:700}.progress-numbers .completed{font-size:3rem;background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.progress-numbers .separator{font-size:2rem;color:var(--color-text-tertiary)}.progress-numbers .total{font-size:2rem;color:var(--color-text-secondary)}.progress-text{text-align:center;font-size:.875rem;color:var(--color-text-tertiary);margin:0}.charts-section{margin-bottom:var(--spacing-2xl)}.chart-card{padding:var(--spacing-xl)}.chart-card h3{margin:0 0 var(--spacing-lg) 0;font-size:1.25rem;color:var(--color-text-primary)}.topic-progress-section{padding:var(--spacing-xl);margin-bottom:var(--spacing-2xl)}.topic-progress-section h3{margin:0 0 var(--spacing-lg) 0;font-size:1.5rem;color:var(--color-text-primary)}.topic-list{display:flex;flex-direction:column;gap:var(--spacing-md)}.topic-item{display:flex;flex-direction:column;gap:var(--spacing-sm)}.topic-header{display:flex;justify-content:space-between;align-items:center}.topic-name{font-weight:600;color:var(--color-text-primary)}.topic-percentage{font-weight:700;color:var(--color-primary);font-size:1.125rem}.achievements-section{padding:var(--spacing-xl)}.achievements-section h3{margin:0 0 var(--spacing-lg) 0;font-size:1.5rem;color:var(--color-text-primary)}.achievements-grid{margin-top:var(--spacing-lg)}.achievement-card{padding:var(--spacing-lg);text-align:center;background:var(--color-bg-tertiary);border:1px solid var(--glass-border);border-radius:var(--radius-lg);transition:all var(--transition-base);position:relative;overflow:hidden}.achievement-card:before{content:"";position:absolute;inset:0;background:var(--gradient-primary);opacity:0;transition:opacity var(--transition-base)}.achievement-card.unlocked{border-color:var(--color-primary);background:#6366f10d}.achievement-card.unlocked:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg),0 0 20px #6366f14d}.achievement-card.unlocked:hover:before{opacity:.1}.achievement-card.locked{opacity:.5;filter:grayscale(1)}.achievement-icon{font-size:3rem;margin-bottom:var(--spacing-sm);position:relative;z-index:1}.achievement-card h4{margin:0 0 var(--spacing-xs) 0;font-size:1rem;color:var(--color-text-primary);position:relative;z-index:1}.achievement-card p{margin:0;font-size:.875rem;color:var(--color-text-tertiary);position:relative;z-index:1}.unlocked-badge{display:inline-flex;align-items:center;gap:var(--spacing-xs);margin-top:var(--spacing-sm);padding:.25rem .75rem;background:var(--gradient-primary);color:#fff;border-radius:var(--radius-full);font-size:.75rem;font-weight:600;position:relative;z-index:1}.recharts-cartesian-grid-horizontal line,.recharts-cartesian-grid-vertical line{stroke:var(--glass-border)}.recharts-text{fill:var(--color-text-tertiary)}.recharts-legend-wrapper{padding-top:var(--spacing-md)}.recharts-tooltip-wrapper{outline:none}@media(max-width:1024px){.stats-grid{grid-template-columns:repeat(2,1fr)}.achievements-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:768px){.progress-tab{padding:var(--spacing-lg) 0}.progress-header h2{font-size:2rem}.stats-grid,.progress-overview,.charts-section{grid-template-columns:1fr}.stat-card{padding:var(--spacing-md)}.stat-content h3{font-size:1.5rem}.progress-numbers .completed{font-size:2.5rem}.progress-numbers .separator,.progress-numbers .total{font-size:1.5rem}.achievements-grid{grid-template-columns:repeat(2,1fr)}.chart-card{padding:var(--spacing-md)}}.path-selector-chips{display:flex;gap:.75rem;margin-top:1rem;overflow-x:auto;padding-bottom:.5rem}.path-chip{padding:.6rem 1.25rem;background:#ffffff08;border:1px solid var(--glass-border);border-radius:20px;color:var(--color-text-tertiary);font-weight:600;cursor:pointer;white-space:nowrap;transition:all .3s}.path-chip.active{background:var(--gradient-primary);border-color:transparent;color:#fff;box-shadow:var(--shadow-glow)}.path-chip:hover:not(.active){background:#ffffff14}.section-header-flex{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem}.btn-export-cv{display:flex;align-items:center;gap:.5rem;padding:.6rem 1rem;background:var(--gradient-primary);border:none;border-radius:8px;color:#fff;font-weight:600;cursor:pointer;transition:all .3s}.btn-export-cv:hover{transform:translateY(-2px);box-shadow:0 5px 15px #6366f166}.competency-group h5{font-size:.9rem;text-transform:uppercase;color:var(--color-text-tertiary);letter-spacing:.05em;margin-bottom:1.25rem}.learning-goal-section{margin-top:var(--spacing-2xl);padding:2rem;background:linear-gradient(135deg,#6366f10d,#ec48990d)}.goal-info{display:flex;align-items:center;gap:1.5rem;margin-bottom:2rem}.goal-icon{color:var(--color-primary);filter:drop-shadow(0 0 10px rgba(99,102,241,.3))}.goal-progress-wrapper{display:flex;flex-direction:column;gap:.75rem}.goal-stats{display:flex;justify-content:space-between;font-weight:600;color:var(--color-text-secondary)}.progress-bar.large{height:12px}.visual-analysis-grid{margin-bottom:var(--spacing-2xl)}.radar-card{display:flex;flex-direction:column}.competency-registry{padding:2rem;margin-bottom:var(--spacing-2xl)}.skills-mastery-list{display:flex;flex-direction:column;gap:1.5rem}.skill-mastery-item{display:flex;flex-direction:column;gap:.75rem}.skill-info{display:flex;justify-content:space-between;align-items:center}.skill-name{font-weight:600;font-size:1.05rem;color:var(--color-text-primary)}.skill-badge{font-size:.75rem;font-weight:700;padding:2px 10px;border-radius:99px;text-transform:uppercase}.skill-badge.success{background:#10b9811a;color:#10b981;border:1px solid rgba(16,185,129,.2)}.skill-badge.warning{background:#f59e0b1a;color:#f59e0b;border:1px solid rgba(245,158,11,.2)}.skill-badge.error{background:#ef44441a;color:#ef4444;border:1px solid rgba(239,68,68,.2)}.skill-progress-bar{height:8px;background:#ffffff0d;border-radius:4px;overflow:hidden}.skill-fill{height:100%;border-radius:4px;transition:width 1s ease-out}.skill-fill.success{background:var(--gradient-success)}.skill-fill.warning{background:var(--gradient-primary)}.skill-fill.error{background:var(--gradient-warm)}@media(max-width:768px){.section-header-flex{flex-direction:column;align-items:flex-start;gap:1rem}.visual-analysis-grid{grid-template-columns:1fr}}.auth-container{display:flex;justify-content:center;align-items:center;min-height:calc(100vh - 80px);background:radial-gradient(circle at top right,rgba(99,102,241,.1),transparent 40%),radial-gradient(circle at bottom left,rgba(236,72,153,.1),transparent 40%);padding:2rem}.auth-card{background:#1e293bb3;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.1);border-radius:24px;padding:3rem;width:100%;max-width:450px;box-shadow:0 25px 50px -12px #00000080;animation:slideUp .6s cubic-bezier(.16,1,.3,1)}@keyframes slideUp{0%{opacity:0;transform:translateY(40px)}to{opacity:1;transform:translateY(0)}}.auth-header{text-align:center;margin-bottom:2.5rem}.auth-header h2{font-size:2rem;font-weight:700;margin-bottom:.5rem;background:linear-gradient(135deg,#fff,#a5b4fc);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.auth-header p{color:#94a3b8;font-size:.95rem}.invite-badge{display:inline-flex;align-items:center;gap:.5rem;background:#10b9811a;color:#34d399;padding:.25rem .75rem;border-radius:999px;font-size:.8rem;font-weight:600;margin-bottom:1rem;border:1px solid rgba(16,185,129,.2)}.form-group{margin-bottom:1.5rem}.form-group label{display:block;font-size:.875rem;font-weight:500;color:#e2e8f0;margin-bottom:.5rem}.form-group input{width:100%;padding:.875rem 1rem;background:#0f172a99;border:1px solid rgba(148,163,184,.2);border-radius:12px;color:#fff;font-size:1rem;transition:all .2s ease}.form-group input:focus{outline:none;border-color:#6366f1;box-shadow:0 0 0 3px #6366f133;background:#0f172acc}.auth-button{width:100%;padding:.875rem;border-radius:12px;border:none;background:linear-gradient(135deg,#6366f1,#4f46e5);color:#fff;font-weight:600;font-size:1rem;cursor:pointer;display:flex;justify-content:center;align-items:center;gap:.5rem;transition:all .2s ease;margin-top:1rem}.auth-button:hover{transform:translateY(-2px);box-shadow:0 10px 20px -5px #6366f166}.auth-button.register{background:linear-gradient(135deg,#8b5cf6,#7c3aed)}.auth-button.register:hover{box-shadow:0 10px 20px -5px #8b5cf666}.auth-error{background:#ef44441a;color:#f87171;padding:.75rem;border-radius:8px;font-size:.875rem;margin-bottom:1.5rem;text-align:center;border:1px solid rgba(239,68,68,.2)}.auth-footer{margin-top:2rem;text-align:center;font-size:.9rem;color:#94a3b8}.auth-footer a{color:#a5b4fc;text-decoration:none;font-weight:500;transition:color .2s}.auth-footer a:hover{color:#fff;text-decoration:underline}@media(max-width:768px){.auth-container{padding:1rem;min-height:calc(100vh - 120px)}.auth-card{padding:2rem 1.5rem}.auth-header h2{font-size:1.75rem}}@media(max-width:480px){.auth-header h2{font-size:1.5rem}.auth-button{padding:.75rem}}.admin-page-wrapper{min-height:100vh;display:flex;flex-direction:column}.admin-container{padding-top:var(--spacing-2xl);padding-bottom:var(--spacing-2xl);flex:1}.admin-header{margin-bottom:2.5rem}.admin-header h1{display:flex;align-items:center;gap:1rem;margin-bottom:.5rem}.admin-tabs{display:flex;gap:.75rem;margin-top:1.5rem;overflow-x:auto;padding-bottom:.5rem;-ms-overflow-style:none;scrollbar-width:none}.admin-tabs::-webkit-scrollbar{display:none}.admin-tab-btn{display:flex;align-items:center;gap:.5rem;padding:.6rem 1rem;background:#ffffff08;border:1px solid var(--glass-border);border-radius:var(--radius-lg);color:var(--color-text-tertiary);cursor:pointer;font-weight:600;transition:all .2s;white-space:nowrap}.admin-tab-btn:hover{color:var(--text-primary);background:var(--bg-hover)}.admin-tab-btn.active{background:var(--primary-color);color:#fff;border-color:var(--primary-color)}.type-badge{padding:.2rem .6rem;border-radius:6px;font-size:.7rem;font-weight:700;text-transform:uppercase}.type-badge.quiz{background:#6366f11a;color:#6366f1}.type-badge.exercises{background:#10b9811a;color:#10b981}.edit-select,.edit-input{background:var(--bg-input);border:1px solid var(--border-color);color:var(--text-primary);padding:.25rem .5rem;border-radius:4px;font-size:.85rem}.admin-grid{display:grid;grid-template-columns:1fr 350px;gap:2rem}@media(max-width:900px){.admin-grid{grid-template-columns:1fr}}.admin-section,.admin-card{background:var(--bg-card);border-radius:var(--radius-lg);border:1px solid var(--border-color);padding:1.5rem}.admin-section h3,.admin-card h3{display:flex;align-items:center;gap:.5rem;margin-bottom:1.5rem;color:var(--text-primary);font-size:1.25rem}.table-responsive{overflow-x:auto}table{width:100%;border-collapse:collapse;color:var(--text-secondary)}th{text-align:left;padding:1rem;border-bottom:1px solid var(--border-color);color:var(--text-muted);font-size:.85rem;text-transform:uppercase;letter-spacing:.05em}td{padding:1rem;border-bottom:1px solid var(--border-color);vertical-align:middle}tr:last-child td{border-bottom:none}.user-cell{display:flex;align-items:center;gap:.75rem;font-weight:500;color:var(--text-primary)}.user-avatar{width:32px;height:32px;border-radius:50%;background:var(--primary-color);color:#fff;display:flex;align-items:center;justify-content:center;font-size:.85rem;font-weight:700}.title-edit-group{display:flex;flex-direction:column}.inline-edit-input{background:transparent;border:1px solid transparent;color:var(--color-text-primary);font-weight:600;font-size:1rem;padding:.2rem .4rem;border-radius:4px;width:100%}.inline-edit-input:focus{background:#ffffff0d;border-color:var(--color-primary);outline:none}.mode-badge{display:block;font-size:.65rem;font-weight:700;color:var(--color-accent);text-transform:uppercase;margin-top:.25rem}.difficulty-points-cell{display:flex;align-items:center;gap:.5rem}.status-chip{padding:.25rem .75rem;border-radius:20px;font-size:.75rem;font-weight:700;border:none;cursor:pointer;transition:all .2s}.status-chip.frozen{background:#ef44441a;color:#ef4444}.status-chip.active{background:#10b9811a;color:#10b981}.action-buttons{display:flex;gap:.5rem}.role-badge{padding:.25rem .5rem;border-radius:99px;font-size:.75rem;text-transform:uppercase;font-weight:600;letter-spacing:.05em}.role-badge.admin{background:#ec48991a;color:#ec4899;border:1px solid rgba(236,72,153,.2)}.role-badge.user{background:#6366f11a;color:#6366f1;border:1px solid rgba(99,102,241,.2)}.action-btn{background:none;border:none;cursor:pointer;padding:.5rem;border-radius:6px;transition:all .2s;color:var(--text-muted)}.action-btn:hover{background:var(--bg-hover);color:var(--text-primary)}.action-btn.delete:hover{background:#ef44441a;color:#ef4444}.admin-sidebar{display:flex;flex-direction:column;gap:2rem}.admin-card form{display:flex;flex-direction:column;gap:1rem}.admin-card input,.admin-card select{padding:.75rem;background:var(--bg-input);border:1px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-primary)}.admin-card .hint{font-size:.85rem;color:var(--text-muted);margin-bottom:1rem;margin-top:-.5rem}.btn-primary{background:var(--primary-color);color:#fff;border:none;padding:.75rem;border-radius:var(--radius-md);font-weight:600;cursor:pointer;transition:opacity .2s}.btn-primary:hover{opacity:.9}.btn-secondary{background:transparent;border:1px solid var(--primary-color);color:var(--primary-color);padding:.75rem;border-radius:var(--radius-md);cursor:pointer;font-weight:500;transition:all .2s;width:100%;margin-top:.5rem}.btn-secondary:hover{background:#6366f11a}.invite-result{display:flex;gap:.5rem;margin-top:1rem;background:#0f172a80;padding:.5rem;border-radius:var(--radius-md);border:1px solid var(--glass-border)}.invite-result input{background:transparent;border:none;flex:1;font-size:.85rem;padding:0;color:var(--color-text-secondary)}.invite-result button{background:none;border:none;color:#10b981;cursor:pointer}.admin-modal-overlay{position:fixed;inset:0;background:#0f172acc;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:2rem}.admin-modal{width:100%;max-width:800px;max-height:90vh;display:flex;flex-direction:column;padding:2rem;overflow:hidden}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}.modal-header h3{display:flex;align-items:center;gap:.75rem;margin:0}.btn-close{background:transparent;border:none;color:var(--color-text-tertiary);cursor:pointer;transition:color .2s}.btn-close:hover{color:#fff}.modal-body{flex:1;overflow-y:auto;margin-bottom:1.5rem}.json-editor{width:100%;height:400px;background:#0f172a80;border:1px solid var(--glass-border);border-radius:8px;padding:1rem;color:#10b981;font-family:Fira Code,Courier New,monospace;font-size:.9rem;line-height:1.6;resize:vertical}.modal-footer{display:flex;justify-content:flex-end;gap:1rem}@media(max-width:768px){.admin-container{padding:1rem}.admin-header h1{font-size:1.75rem}.admin-card{padding:1.25rem}.table-responsive{border-radius:8px;background:#0f172a4d}}@media(max-width:480px){.admin-header h1{font-size:1.5rem}.admin-tabs{gap:.5rem}.admin-tab-btn{padding:.5rem .8rem;font-size:.85rem}}.app{min-height:100vh;display:flex;flex-direction:column}.main-content{flex:1;padding:var(--spacing-xl) 0;min-height:calc(100vh - 200px)}.footer{background:var(--glass-bg);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-top:1px solid var(--glass-border);margin-top:var(--spacing-2xl);padding:var(--spacing-2xl) 0 var(--spacing-lg)}.footer-content{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--spacing-2xl);margin-bottom:var(--spacing-xl)}.footer-section h4{margin:0 0 var(--spacing-md) 0;font-size:1.125rem;color:var(--color-text-primary);background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.footer-section p{margin:0;color:var(--color-text-tertiary);font-size:.875rem;line-height:1.6}.footer-section ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:var(--spacing-sm)}.footer-section li{color:var(--color-text-tertiary);font-size:.875rem;cursor:pointer;transition:all var(--transition-base);position:relative;padding-left:var(--spacing-md)}.footer-section li:before{content:"→";position:absolute;left:0;opacity:0;transition:all var(--transition-base)}.footer-section li:hover{color:var(--color-primary);padding-left:var(--spacing-lg)}.footer-section li:hover:before{opacity:1}.footer-bottom{padding-top:var(--spacing-lg);border-top:1px solid var(--glass-border);text-align:center}.footer-bottom p{margin:0;color:var(--color-text-tertiary);font-size:.875rem}@media(max-width:768px){.main-content{padding:var(--spacing-md) 0}.footer{padding:var(--spacing-xl) 0 var(--spacing-md)}.footer-content{grid-template-columns:repeat(2,1fr);gap:var(--spacing-lg)}}@media(max-width:480px){.footer-content{grid-template-columns:1fr}}
