.main-menu{padding:48px 0 80px}.menu-hero{text-align:center;max-width:900px;margin:0 auto 64px;padding:0 24px}.hero-logo{justify-content:center;align-items:center;gap:20px;margin-bottom:20px;display:flex}.logo-badge{background:linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));width:80px;height:80px;font-family:var(--font-heading);color:#fff;box-shadow:var(--glow-primary);border-radius:20px;flex-shrink:0;justify-content:center;align-items:center;font-size:2rem;font-weight:700;animation:3s ease-in-out infinite neonPulse;display:flex}.hero-title{background:linear-gradient(135deg, var(--accent-primary), #a78bfa, var(--accent-primary));-webkit-text-fill-color:transparent;background-size:200%;-webkit-background-clip:text;background-clip:text;font-size:clamp(2.5rem,6vw,4rem);animation:4s infinite gradientShift}@keyframes gradientShift{0%{background-position:0%}50%{background-position:100%}to{background-position:0%}}.hero-subtitle{font-family:var(--font-heading);color:var(--text-secondary);letter-spacing:.1em;text-transform:uppercase;font-size:1.2rem}.hero-desc{color:var(--text-secondary);max-width:600px;margin:0 auto 32px;font-size:1.05rem}.hero-desc strong{color:var(--accent-primary)}.stats-bar{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-xl);flex-wrap:wrap;justify-content:center;align-items:center;gap:8px;margin-bottom:20px;padding:16px 24px;display:flex}.stat-item{border-right:1px solid var(--border-card);align-items:center;gap:10px;padding:8px 20px;display:flex}.stat-item:last-child{border-right:none}.stat-value{font-family:var(--font-heading);color:var(--text-primary);font-size:1.25rem;font-weight:700;line-height:1}.stat-label{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.06em;margin-top:2px;font-size:.72rem}.level-progress{max-width:400px;margin:0 auto}.level-progress-label{color:var(--text-secondary);justify-content:space-between;margin-bottom:6px;font-size:.8rem;display:flex}.menu-section{max-width:1100px;margin:0 auto 48px;padding:0 24px}.section-title{color:var(--text-primary);align-items:center;gap:10px;margin-bottom:20px;font-size:1.4rem;display:flex}.section-title:after{content:"";background:var(--border-card);flex:1;height:1px}.mode-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;display:grid}.mode-card{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-base);text-align:left;align-items:center;gap:16px;padding:20px;display:flex;position:relative;overflow:hidden}.mode-card:before{content:"";background:linear-gradient(135deg, color-mix(in srgb, var(--card-color) 8%, transparent), transparent);opacity:0;transition:opacity var(--transition-base);position:absolute;inset:0}.mode-card:hover{border-color:var(--card-color);box-shadow:0 8px 32px #0000004d, 0 0 20px color-mix(in srgb, var(--card-color) 20%, transparent);transform:translateY(-3px)}.mode-card:hover:before{opacity:1}.mode-icon{flex-shrink:0;font-size:2rem;position:relative}.mode-info{flex:1;position:relative}.mode-label{font-family:var(--font-heading);color:var(--text-primary);margin-bottom:2px;font-size:1.1rem;font-weight:700}.mode-subtitle{color:var(--card-color,var(--accent-primary));text-transform:uppercase;letter-spacing:.08em;margin-bottom:4px;font-size:.75rem;font-weight:600}.mode-desc{color:var(--text-secondary);font-size:.82rem;line-height:1.4}.mode-arrow{color:var(--text-muted);transition:transform var(--transition-fast), color var(--transition-fast);font-size:1.2rem;position:relative}.mode-card:hover .mode-arrow{color:var(--card-color,var(--accent-primary));transform:translate(4px)}.domain-grid{grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:14px;display:grid}.domain-progress-card{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-md);transition:border-color var(--transition-fast);padding:16px}.domain-progress-card:hover{border-color:var(--border-accent)}.domain-header{align-items:flex-start;gap:12px;margin-bottom:8px;display:flex}.domain-icon{flex-shrink:0;font-size:1.5rem}.domain-name{font-family:var(--font-heading);color:var(--text-primary);margin-bottom:4px;font-size:.95rem;font-weight:600;line-height:1.2}.domain-meta{align-items:center;gap:8px;display:flex}.domain-weight{color:var(--text-muted);font-size:.72rem}.domain-score{font-family:var(--font-heading);text-align:right;min-width:40px;margin-left:auto;font-size:1.2rem;font-weight:700}.domain-study-btn{color:var(--accent-primary);font-size:.8rem;font-family:var(--font-heading);cursor:pointer;transition:gap var(--transition-fast);text-transform:uppercase;letter-spacing:.05em;background:0 0;border:none;align-items:center;gap:4px;margin-top:10px;padding:4px 0;display:inline-flex}.domain-study-btn:hover{gap:8px}.badges-grid{flex-wrap:wrap;gap:12px;display:flex}.badge-card{background:var(--bg-card);border:1px solid var(--accent-yellow);border-radius:var(--radius-md);text-align:center;min-width:110px;padding:16px;box-shadow:0 0 15px #ffd7001a}.badge-icon{margin-bottom:6px;font-size:2rem}.badge-name{font-family:var(--font-heading);color:var(--accent-yellow);margin-bottom:2px;font-size:.85rem;font-weight:700}.badge-desc{color:var(--text-secondary);font-size:.7rem}@media (width<=768px){.stats-bar{flex-direction:column}.stat-item{border-right:none;border-bottom:1px solid var(--border-card);justify-content:center;width:100%}.stat-item:last-child{border-bottom:none}.hero-logo{flex-direction:column}.mode-grid{grid-template-columns:1fr}}.question-card{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-lg);margin-bottom:20px;padding:32px}.question-text{color:var(--text-primary);margin-bottom:28px;font-size:1.1rem;line-height:1.7}.question-num{color:var(--accent-primary);font-family:var(--font-mono);margin-right:10px;font-size:.85rem;font-weight:700}.options-list{flex-direction:column;gap:10px;display:flex}.option-btn{background:var(--bg-secondary);border:1.5px solid var(--border-card);border-radius:var(--radius-md);text-align:left;cursor:pointer;transition:all var(--transition-base);color:var(--text-primary);align-items:flex-start;gap:14px;padding:16px 20px;font-size:.95rem;line-height:1.5;display:flex;position:relative;overflow:hidden}.option-btn:before{content:"";width:3px;height:100%;transition:background var(--transition-fast);background:0 0;position:absolute;top:0;left:0}.option-btn.option-default:hover{border-color:var(--accent-primary);background:#00d4ff0d;transform:translate(3px)}.option-btn.option-default:hover:before{background:var(--accent-primary)}.option-btn.option-correct{border-color:var(--accent-green);background:#00ff8814;animation:.4s forwards correctPop}.option-btn.option-correct:before{background:var(--accent-green)}.option-btn.option-incorrect{border-color:var(--accent-red);background:#ff4d6d14;animation:.4s wrongShake}.option-btn.option-incorrect:before{background:var(--accent-red)}.option-btn.option-dimmed{opacity:.45;cursor:default}.option-btn:disabled{cursor:default;transform:none!important}.option-letter{background:var(--bg-surface);width:28px;min-width:28px;height:28px;font-family:var(--font-heading);color:var(--text-secondary);transition:all var(--transition-fast);border-radius:50%;justify-content:center;align-items:center;font-size:.85rem;font-weight:700;display:inline-flex}.option-correct .option-letter{background:var(--accent-green);color:var(--bg-primary)}.option-incorrect .option-letter{background:var(--accent-red);color:#fff}.option-icon{font-size:1.1rem;font-weight:700}.option-correct .option-icon{color:var(--accent-green)}.option-incorrect .option-icon{color:var(--accent-red)}.explanation{border-radius:var(--radius-md);border-left:4px solid;margin-top:20px;padding:20px}.explanation-correct{border-color:var(--accent-green);background:#00ff880f}.explanation-incorrect{border-color:var(--accent-red);background:#ff4d6d0f}.explanation-header{font-family:var(--font-heading);margin-bottom:10px;font-size:1.1rem;font-weight:700}.explanation-correct .explanation-header{color:var(--accent-green)}.explanation-incorrect .explanation-header{color:var(--accent-red)}.explanation-text{color:var(--text-secondary);font-size:.92rem;line-height:1.7}.explanation-topic{color:var(--text-muted);margin-top:10px;font-size:.8rem}.explanation-topic strong{color:var(--accent-primary)}.score-screen{justify-content:center;min-height:calc(100vh - 64px);padding:32px 24px 80px;display:flex}.score-container{width:100%;max-width:700px}.score-header{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-xl);align-items:center;gap:32px;margin-bottom:24px;padding:32px;display:flex}.score-ring{flex-shrink:0;width:130px;height:130px;position:relative}.score-svg{width:130px;height:130px;transform:rotate(-90deg)}.score-bg-circle{fill:none;stroke:var(--bg-surface);stroke-width:8px}.score-progress-circle{fill:none;stroke-width:8px;stroke-linecap:round;transition:stroke-dasharray 1s}.score-pass .score-progress-circle{stroke:var(--accent-green)}.score-fail .score-progress-circle{stroke:var(--accent-red)}.score-number{font-family:var(--font-heading);justify-content:center;align-items:center;font-size:1.8rem;font-weight:700;display:flex;position:absolute;inset:0}.score-pass .score-number{color:var(--accent-green)}.score-fail .score-number{color:var(--accent-red)}.verdict-text{font-family:var(--font-heading);margin-bottom:8px;font-size:2rem;font-weight:700}.verdict-pass{color:var(--accent-green)}.verdict-fail{color:var(--accent-yellow)}.score-summary{color:var(--text-secondary);margin-bottom:4px;font-size:1rem}.score-excellence{color:var(--accent-yellow);font-weight:600}.passing-note{color:var(--text-muted);font-size:.75rem}.score-stats{grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:24px;display:grid}.score-stat{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-md);text-align:center;padding:16px}.score-stat-val{font-family:var(--font-heading);margin-bottom:4px;font-size:1.5rem;font-weight:700}.score-stat-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;font-size:.75rem}.domain-breakdown{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-lg);margin-bottom:24px;padding:24px}.breakdown-title{color:var(--text-primary);font-size:1rem;font-family:var(--font-heading);margin-bottom:16px}.breakdown-row{align-items:center;gap:12px;margin-bottom:10px;display:flex}.breakdown-name{color:var(--text-secondary);text-overflow:ellipsis;white-space:nowrap;flex-shrink:0;width:200px;font-size:.82rem;overflow:hidden}.breakdown-bar{background:var(--bg-surface);border-radius:var(--radius-full);flex:1;height:8px;overflow:hidden}.breakdown-fill{border-radius:var(--radius-full);height:100%;transition:width 1s}.breakdown-pct{font-family:var(--font-mono);text-align:right;min-width:90px;font-size:.8rem}.missed-section{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-lg);max-height:400px;margin-bottom:24px;padding:24px;overflow-y:auto}.missed-list{flex-direction:column;gap:16px;display:flex}.missed-item{background:var(--bg-secondary);border-radius:var(--radius-md);border-left:3px solid var(--accent-red);padding:16px}.missed-q{color:var(--text-primary);margin-bottom:8px;font-size:.9rem;line-height:1.5}.missed-answer{margin-bottom:6px;font-size:.82rem;line-height:1.6}.missed-explanation{color:var(--text-secondary);border-top:1px solid var(--border-card);margin-top:8px;padding-top:8px;font-size:.8rem;line-height:1.5}.score-actions{flex-wrap:wrap;justify-content:center;gap:12px;display:flex}@media (width<=600px){.score-header{text-align:center;flex-direction:column}.score-stats{grid-template-columns:repeat(2,1fr)}.breakdown-row{flex-wrap:wrap}.breakdown-name{width:100%}}.quiz-mode{justify-content:center;align-items:flex-start;min-height:calc(100vh - 64px);padding:32px 24px 64px;display:flex}.quiz-container{width:100%;max-width:800px}.quiz-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px;display:flex}.quiz-meta{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.quiz-counter-group{align-items:center;gap:12px;display:flex}.quiz-timer{font-family:var(--font-mono);color:var(--accent-primary);border-radius:var(--radius-full);background:#00d4ff1a;border:1px solid #00d4ff33;padding:4px 12px;font-size:1.1rem}.quiz-timer.timer-warning{color:var(--accent-red);background:#ff4d6d1a;border-color:#ff4d6d4d;animation:1s ease-in-out infinite pulse}.quiz-counter{font-family:var(--font-mono);color:var(--text-secondary);font-size:.9rem}.quiz-progress{height:6px;margin-bottom:24px}.quiz-nav{align-items:center;gap:12px;margin-bottom:20px;display:flex}.question-map{background:var(--bg-card);border-radius:var(--radius-md);border:1px solid var(--border-card);flex-wrap:wrap;justify-content:center;gap:6px;padding:16px;display:flex}.q-dot{background:var(--bg-surface);border:1px solid var(--border-card);width:12px;height:12px;transition:all var(--transition-fast);border-radius:50%}.q-dot-current{background:var(--accent-primary);transform:scale(1.3);box-shadow:0 0 8px #00d4ff80}.q-dot-review{background:var(--accent-yellow);box-shadow:0 0 6px #ffd70066}.flashcards-container{max-width:700px;min-height:calc(100vh - 64px);margin:0 auto;padding:32px 24px 64px}.flashcard-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px;display:flex}.fc-stats{font-family:var(--font-mono);align-items:center;gap:8px;font-size:.85rem;display:flex}.fc-filter{background:var(--bg-card);border:1px solid var(--border-card);color:var(--text-primary);border-radius:var(--radius-md);cursor:pointer;outline:none;padding:6px 12px;font-size:.85rem}.fc-filter:focus{border-color:var(--accent-primary)}.fc-progress{height:6px;margin-bottom:32px}.flashcard-area{flex-direction:column;align-items:center;gap:24px;display:flex}.flashcard{perspective:1200px;cursor:pointer;width:100%;height:380px}.flashcard-inner{width:100%;height:100%;transform-style:preserve-3d;transition:transform .6s cubic-bezier(.4,0,.2,1);position:relative}.flashcard-flipped .flashcard-inner{transform:rotateY(180deg)}.flashcard-front,.flashcard-back{backface-visibility:hidden;border-radius:var(--radius-xl);border:1.5px solid var(--border-accent);box-shadow:var(--glow-primary), var(--shadow-card);flex-direction:column;justify-content:center;padding:36px;display:flex;position:absolute;inset:0}.flashcard-front{background:var(--bg-card)}.flashcard-back{background:var(--bg-card);border-color:var(--accent-green);box-shadow:var(--glow-green), var(--shadow-card);transform:rotateY(180deg)}.fc-label{font-family:var(--font-heading);text-transform:uppercase;letter-spacing:.1em;color:var(--accent-primary);margin-bottom:16px;font-size:.75rem;font-weight:700}.fc-label-answer{color:var(--accent-green)}.fc-content{color:var(--text-primary);flex:1;font-size:1.05rem;line-height:1.7}.fc-hint{color:var(--text-muted);text-align:center;margin-top:16px;font-size:.78rem;font-style:italic}.fc-meta{flex-wrap:wrap;gap:8px;margin-top:16px;display:flex}.fc-answer{color:var(--accent-green);margin-bottom:16px;font-size:1.1rem;font-weight:600;line-height:1.5}.fc-explanation{color:var(--text-secondary);flex:1;font-size:.88rem;line-height:1.7;overflow-y:auto}.flashcard-actions{gap:16px;width:100%;max-width:400px;display:flex}.flashcard-actions .btn{flex:1;padding:14px;font-size:1rem}.flashcard-done{text-align:center;padding:60px 24px}.done-emoji{margin-bottom:16px;font-size:4rem}.flashcard-done h2{color:var(--text-primary);margin-bottom:32px;font-size:2rem}.done-stats{justify-content:center;gap:32px;margin-bottom:40px;display:flex}.done-stat{text-align:center}.done-val{font-family:var(--font-heading);margin-bottom:4px;font-size:2rem;font-weight:700}.done-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;font-size:.8rem}.done-actions{flex-wrap:wrap;justify-content:center;gap:12px;display:flex}.mbpbq-container{flex-direction:column;gap:24px;max-width:1400px;margin:0 auto;padding:24px;display:flex}.mbpbq-task-panel{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-lg);flex-direction:column;gap:16px;padding:24px;display:flex}.task-counter{align-items:center;gap:10px;display:flex}.task-question{color:var(--text-primary);background:var(--bg-secondary);border-radius:var(--radius-md);border-left:3px solid var(--accent-primary);padding:16px;font-size:1.1rem;line-height:1.6}.task-result{border-radius:var(--radius-md);font-family:var(--font-heading);padding:12px 16px;font-size:1rem;font-weight:600}.result-correct{border:1px solid var(--accent-green);color:var(--accent-green);background:#00ff881a}.result-incorrect{border:1px solid var(--accent-red);color:var(--accent-red);background:#ff4d6d1a}.task-controls{flex-wrap:wrap;gap:10px;display:flex}.task-hint{border-radius:var(--radius-md);color:var(--accent-yellow);background:#ffd70014;border:1px solid #ffd7004d;padding:12px 16px;font-size:.9rem}.task-score{font-family:var(--font-mono);border-top:1px solid var(--border-card);gap:16px;padding-top:8px;font-size:.9rem;display:flex}.mbpbq-board-wrap{flex-direction:column;gap:16px;display:flex}.mb-board-image-container{border:2px solid var(--border-card);border-radius:var(--radius-lg);background:#000;justify-content:center;align-items:center;width:100%;display:flex;position:relative;overflow:hidden;box-shadow:0 0 40px #00000080}.mb-board-image-container.is-zoomable{cursor:grab}.mb-board-image-container.is-dragging{cursor:grabbing}.mb-real-image{-webkit-user-select:none;user-select:none;width:100%;height:auto;display:block}.mb-zoom-pan-wrapper{width:100%;height:100%;position:relative}.mb-hotspots-overlay{pointer-events:none;position:absolute;inset:0}.mb-image-hotspot{pointer-events:auto;border-radius:4px;transition:all .2s;position:absolute}.mb-image-hotspot:hover{box-shadow:0 0 15px #fff6;background-color:#fff3!important;border:2px solid #fff!important}.mb-hotspot-label{font-family:var(--font-heading);white-space:nowrap;pointer-events:none;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#000c;border:1px solid;border-radius:4px;padding:2px 8px;font-size:.8rem;font-weight:700;position:absolute;top:50%;left:50%}.mb-click-hint{color:var(--text-secondary);border-radius:var(--radius-full);white-space:nowrap;pointer-events:none;border:1px solid var(--border-card);z-index:100;background:#000c;padding:8px 16px;font-size:.85rem;position:absolute;bottom:12px;left:50%;transform:translate(-50%)}.mb-legend{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-md);padding:16px}.legend-title{font-family:var(--font-heading);color:var(--text-secondary);text-transform:uppercase;letter-spacing:.08em;margin-bottom:12px;font-size:.85rem}.legend-grid{flex-wrap:wrap;gap:10px;display:flex}.legend-item{color:var(--text-secondary);align-items:center;gap:6px;font-size:.8rem;display:flex}.legend-color{border-radius:2px;flex-shrink:0;width:12px;height:12px}.mbpbq-done{text-align:center;max-width:500px;margin:0 auto;padding:80px 24px}.mbpbq-done h2{margin-bottom:16px;font-size:2rem}.mbpbq-done p{color:var(--text-secondary);margin-bottom:32px}@media (width>=900px){.mbpbq-container{flex-direction:row;align-items:flex-start}.mbpbq-task-panel{flex-shrink:0;width:360px;position:sticky;top:80px}.mbpbq-board-wrap{flex:1;overflow:hidden}}.mpbq-container{max-width:1100px;margin:0 auto;padding:24px}.mpbq-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:24px;display:flex}.mpbq-content{flex-wrap:wrap;justify-content:center;align-items:flex-start;gap:32px;display:flex}.mpbq-panel{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-lg);flex-direction:column;flex:1;gap:20px;min-width:300px;max-width:450px;padding:24px;display:flex}.mpbq-task-header h3{color:var(--accent-primary);margin-bottom:6px;font-size:1.2rem}.mpbq-progress-list h4{color:var(--text-primary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:12px;font-size:.9rem}.phone-wrap{flex:none;justify-content:center;display:flex}.phone-device{background:#111;border:3px solid #333;border-radius:40px;flex-direction:column;width:300px;height:620px;display:flex;position:relative;overflow:hidden;box-shadow:0 0 0 1px #000,0 20px 60px #0009,inset 0 0 20px #00000080}.phone-device:before{content:"";z-index:10;background:#111;border-radius:0 0 20px 20px;width:120px;height:28px;position:absolute;top:0;left:50%;transform:translate(-50%)}.phone-status-bar{color:#fff;z-index:5;background:#111;justify-content:space-between;align-items:flex-end;height:44px;padding:0 20px 6px;font-size:.72rem;font-weight:600;display:flex;position:relative}.phone-screen{background:linear-gradient(#0f172a 0%,#1e293b 100%);flex-direction:column;flex:1;gap:16px;padding:20px 16px;display:flex;position:relative;overflow-y:auto}.phone-instruction-bubble{color:#111;background:#fffffff2;border-radius:12px;margin-bottom:8px;padding:12px;font-size:.85rem;line-height:1.4;box-shadow:0 4px 12px #0003}.phone-interactive-area{flex-direction:column;gap:10px;display:flex}.phone-btn{color:#fff;text-align:left;cursor:pointer;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#ffffff1a;border:1px solid #fff3;border-radius:12px;align-items:center;gap:12px;padding:14px 16px;font-size:.9rem;transition:all .2s;display:flex}.phone-btn:hover:not(:disabled){background:#fff3;transform:scale(1.02)}.phone-btn:active:not(:disabled){transform:scale(.98)}.phone-btn-icon{background:#ffffff1a;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;font-size:1.2rem;display:flex}.phone-btn-wrong{opacity:.5;cursor:not-allowed;background:#ff4d6d33!important;border-color:#ff4d6d80!important;transform:none!important}.phone-error-toast{background:var(--accent-red);color:#fff;white-space:nowrap;z-index:20;border-radius:20px;padding:8px 16px;font-size:.8rem;font-weight:600;position:absolute;bottom:20px;left:50%;transform:translate(-50%);box-shadow:0 4px 12px #ff4d6d66}.phone-success-screen{text-align:center;color:#fff;flex-direction:column;justify-content:center;align-items:center;height:100%;display:flex}.phone-success-screen .success-icon{margin-bottom:16px;font-size:4rem;animation:3s ease-in-out infinite float}.phone-success-screen .success-text{font-family:var(--font-heading);margin-bottom:8px;font-size:1.8rem;font-weight:700}.phone-success-screen .success-subtext{opacity:.7;font-size:.9rem}.phone-home-bar{background:#111;justify-content:center;align-items:center;height:30px;display:flex}.phone-home-bar:after{content:"";background:#ffffff4d;border-radius:2px;width:100px;height:4px}.phone-steps{flex-direction:column;gap:8px;display:flex}.phone-step{border-radius:var(--radius-md);background:var(--bg-secondary);align-items:center;gap:12px;padding:10px 12px;font-size:.85rem;transition:all .3s;display:flex}.step-done{border-left:3px solid var(--accent-green);background:#00ff880d}.step-current{border-left:3px solid var(--accent-primary);background:#00d4ff0d;box-shadow:inset 0 0 10px #00d4ff0d}.step-pending{opacity:.5;border-left:3px solid #0000}.step-num{background:var(--bg-card);border:1px solid var(--border-card);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:24px;height:24px;font-size:.75rem;font-weight:700;display:flex}.step-done .step-num{background:var(--accent-green);color:var(--bg-primary);border-color:var(--accent-green)}.step-current .step-num{background:var(--accent-primary);color:var(--bg-primary);border-color:var(--accent-primary)}.result-big{font-family:var(--font-heading);text-align:center;margin-bottom:16px;font-size:1.6rem;font-weight:700}.result-explanation{color:var(--text-secondary);border-radius:var(--radius-md);background:#ffffff05;padding:16px;font-size:.9rem;line-height:1.6}.mpbq-done{text-align:center;max-width:500px;margin:0 auto;padding:80px 24px}.mpbq-done .done-emoji{margin-bottom:16px;font-size:3.5rem}.laptop-pbq-container{max-width:1100px;margin:0 auto;padding:24px}.laptop-pbq-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:24px;display:flex}.laptop-pbq-content{flex-wrap:wrap;justify-content:center;align-items:flex-start;gap:32px;display:flex}.laptop-pbq-panel{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-lg);flex-direction:column;flex:1;gap:20px;min-width:300px;max-width:450px;padding:24px;display:flex}.laptop-pbq-task-header h3{color:var(--accent-primary);margin-bottom:6px;font-size:1.2rem}.laptop-pbq-progress-list h4{color:var(--text-primary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:12px;font-size:.9rem}.laptop-wrap{flex-direction:column;flex:none;justify-content:center;align-items:center;display:flex}.laptop-screen-bezel{background:#111;border:4px solid #222;border-bottom-width:8px;border-radius:12px 12px 0 0;justify-content:center;align-items:center;width:500px;height:320px;display:flex;position:relative;box-shadow:0 10px 30px #00000080}.laptop-webcam{background:#000;border-radius:50%;width:6px;height:6px;position:absolute;top:4px;left:50%;transform:translate(-50%);box-shadow:0 0 2px #fff3}.laptop-screen{background:linear-gradient(135deg,#1e293b 0%,#0f172a 100%);border-radius:4px;flex-direction:column;width:95%;height:92%;padding:16px;display:flex;position:relative;overflow-y:auto}.laptop-base{background:#333;border-radius:0 0 16px 16px;width:560px;height:20px;position:relative;box-shadow:inset 0 2px 4px #ffffff1a,0 10px 20px #0009}.laptop-base:before{content:"";background:#222;border-radius:0 0 4px 4px;width:80px;height:4px;position:absolute;top:0;left:50%;transform:translate(-50%)}.laptop-instruction-bubble{color:#111;background:#fffffff2;border-radius:8px;margin-bottom:12px;padding:12px;font-size:.85rem;line-height:1.4;box-shadow:0 4px 12px #0003}.laptop-interactive-area{flex-direction:column;gap:8px;display:flex}.laptop-btn{color:#fff;text-align:left;cursor:pointer;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#ffffff1a;border:1px solid #fff3;border-radius:8px;align-items:center;gap:12px;padding:12px 16px;font-size:.85rem;transition:all .2s;display:flex}.laptop-btn:hover:not(:disabled){background:#fff3;transform:translate(4px)}.laptop-btn:active:not(:disabled){transform:translate(0)}.laptop-btn-icon{background:#ffffff1a;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;font-size:1.2rem;display:flex}.laptop-btn-wrong{opacity:.5;cursor:not-allowed;background:#ff4d6d33!important;border-color:#ff4d6d80!important;transform:none!important}.laptop-error-toast{background:var(--accent-red);color:#fff;white-space:nowrap;z-index:20;border-radius:20px;padding:8px 16px;font-size:.8rem;font-weight:600;position:absolute;bottom:20px;left:50%;transform:translate(-50%);box-shadow:0 4px 12px #ff4d6d66}.laptop-success-screen{text-align:center;color:#fff;flex-direction:column;justify-content:center;align-items:center;height:100%;display:flex}.laptop-success-screen .success-icon{margin-bottom:16px;font-size:4rem;animation:3s ease-in-out infinite float}.laptop-success-screen .success-text{font-family:var(--font-heading);margin-bottom:8px;font-size:1.8rem;font-weight:700}.laptop-success-screen .success-subtext{opacity:.7;font-size:.9rem}.laptop-steps{flex-direction:column;gap:8px;display:flex}.laptop-step{border-radius:var(--radius-md);background:var(--bg-secondary);align-items:center;gap:12px;padding:10px 12px;font-size:.85rem;transition:all .3s;display:flex}.laptop-step-done{border-left:3px solid var(--accent-green);background:#00ff880d}.laptop-step-current{border-left:3px solid var(--accent-primary);background:#00d4ff0d;box-shadow:inset 0 0 10px #00d4ff0d}.laptop-step-pending{opacity:.5;border-left:3px solid #0000}.laptop-step-num{background:var(--bg-card);border:1px solid var(--border-card);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:24px;height:24px;font-size:.75rem;font-weight:700;display:flex}.laptop-step-done .laptop-step-num{background:var(--accent-green);color:var(--bg-primary);border-color:var(--accent-green)}.laptop-step-current .laptop-step-num{background:var(--accent-primary);color:var(--bg-primary);border-color:var(--accent-primary)}.laptop-pbq-done{text-align:center;max-width:500px;margin:0 auto;padding:80px 24px}.laptop-pbq-done .done-emoji{margin-bottom:16px;font-size:3.5rem}.cables-pbq-container{max-width:1200px;margin:0 auto;padding:24px}.cables-pbq-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:24px;display:flex}.cables-info-bar{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-md);justify-content:space-between;align-items:center;margin-bottom:24px;padding:16px 24px;display:flex;box-shadow:0 4px 12px #0000001a}.cables-instructions{color:var(--text-primary);font-size:1rem}.cables-instructions strong{color:var(--accent-primary)}.cables-stats{gap:16px;font-size:.9rem;font-weight:600;display:flex}.cables-workspace{align-items:stretch;gap:32px;display:flex}.cables-column{flex-direction:column;flex:1;gap:16px;display:flex}.cables-col-title{font-family:var(--font-heading);text-align:center;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:8px;font-size:1.2rem}.cable-item,.port-item{background:var(--bg-card);border:2px solid var(--border-card);border-radius:var(--radius-md);cursor:pointer;-webkit-user-select:none;user-select:none;align-items:center;gap:16px;padding:12px;transition:all .2s;display:flex}.cable-item:hover:not(.matched),.port-item:hover:not(.matched){border-color:#fff6;transform:translateY(-2px);box-shadow:0 4px 12px #0003}.cable-item.selected,.port-item.selected{border-color:var(--accent-primary);box-shadow:0 0 0 2px var(--accent-primary), 0 8px 16px #00d4ff33;background:#00d4ff0d;transform:scale(1.02)}.cable-item.matched,.port-item.matched{border-color:var(--accent-green);opacity:.7;cursor:default;background:#00ff880d}.cable-item.matched:hover,.port-item.matched:hover{box-shadow:none;transform:none}.cable-item.error,.port-item.error{border-color:var(--accent-red);background:#ff4d6d1a;animation:.4s ease-in-out shake}.cable-image-wrap{background:#000;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;width:100px;height:70px;display:flex;overflow:hidden}.cable-image-wrap img{object-fit:cover;width:100%;height:100%;transition:transform .3s}.cable-item:hover .cable-image-wrap img{transform:scale(1.1)}.cable-label{font-size:1rem;font-weight:600}.port-icon{background:#ffffff0d;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:60px;height:60px;font-size:2rem;display:flex}.port-label{font-size:1.1rem;font-weight:600}.matched-icon{color:var(--accent-green);margin-left:auto;font-size:1.2rem}.cables-done{text-align:center;max-width:600px;margin:0 auto;padding:80px 24px}.cables-done .done-emoji{margin-bottom:24px;font-size:4rem}.cables-explanation-list{text-align:left;flex-direction:column;gap:16px;margin:32px 0;display:flex}.explanation-card{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-md);padding:16px}.explanation-card h4{color:var(--accent-primary);margin-bottom:8px}.explanation-card p{color:var(--text-secondary);font-size:.9rem;line-height:1.5}@keyframes shake{0%,to{transform:translate(0)}20%{transform:translate(-5px)}40%{transform:translate(5px)}60%{transform:translate(-5px)}80%{transform:translate(5px)}}@media (width<=768px){.cables-workspace{flex-direction:column}}.pbqhub-container{max-width:1000px;margin:0 auto;padding:32px 24px 80px}.pbqhub-header{flex-wrap:wrap;align-items:flex-start;gap:16px;margin-bottom:28px;display:flex}.pbqhub-title{background:linear-gradient(135deg, var(--accent-primary), #a78bfa);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin-bottom:6px;font-size:clamp(1.5rem,3vw,2.2rem)}.pbqhub-subtitle{color:var(--text-secondary);font-size:.95rem}.pbq-info-banner{border-radius:var(--radius-md);color:var(--text-secondary);background:#00d4ff0f;border:1px solid #00d4ff33;align-items:flex-start;gap:14px;margin-bottom:28px;padding:16px 20px;font-size:.9rem;line-height:1.6;display:flex}.pbq-info-banner span{flex-shrink:0;font-size:1.3rem}.pbq-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px;margin-bottom:40px;display:grid}.pbq-card{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-lg);transition:all var(--transition-base);gap:16px;padding:24px;display:flex;position:relative;overflow:hidden}.pbq-card:before{content:"";background:linear-gradient(135deg, color-mix(in srgb, var(--pbq-color) 5%, transparent), transparent);opacity:0;transition:opacity var(--transition-base);position:absolute;inset:0}.pbq-card-active:hover{border-color:var(--pbq-color);transform:translateY(-3px);box-shadow:0 8px 32px #0000004d}.pbq-card-active:hover:before{opacity:1}.pbq-card-disabled{opacity:.5}.pbq-card-icon{flex-shrink:0;font-size:2.5rem;position:relative}.pbq-card-content{flex:1;position:relative}.pbq-card-title{font-family:var(--font-heading);color:var(--text-primary);margin-bottom:8px;font-size:1.1rem;font-weight:700}.pbq-card-desc{color:var(--text-secondary);margin-bottom:14px;font-size:.85rem;line-height:1.5}.pbq-card-meta{flex-direction:column;gap:8px;display:flex}.pbq-tags{flex-wrap:wrap;gap:6px;display:flex}.pbq-stats{color:var(--text-muted);gap:6px;font-size:.75rem;display:flex}.coming-soon-badge{border-radius:var(--radius-full);color:var(--text-muted);font-size:.8rem;font-family:var(--font-heading);letter-spacing:.06em;background:#ffffff0d;align-items:center;margin-top:16px;padding:6px 14px;display:inline-flex}.pbq-tips{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-lg);padding:24px}.pbq-tips h3{color:var(--text-primary);margin-bottom:16px;font-size:1rem}.pbq-tips ul{flex-direction:column;gap:10px;list-style:none;display:flex}.pbq-tips li{color:var(--text-secondary);padding-left:20px;font-size:.88rem;line-height:1.5;position:relative}.pbq-tips li:before{content:"→";color:var(--accent-primary);position:absolute;left:0}.pbq-tips strong{color:var(--text-primary)}.pbqs-container{background:var(--bg-primary);min-height:100vh;padding:80px 24px 48px}.pbqs-hub{max-width:1200px;margin:0 auto}.pbqs-hub-header{align-items:flex-start;gap:20px;margin-bottom:28px;display:flex}.pbqs-hub-title{background:linear-gradient(135deg,#ff4d6d,#ff8c42);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin:0 0 4px;font-size:2rem;font-weight:800}.pbqs-hub-subtitle{color:var(--text-muted);margin:0;font-size:.95rem}.pbqs-info-banner{background:#ff4d6d12;border:1px solid #ff4d6d40;border-radius:12px;align-items:flex-start;gap:14px;margin-bottom:24px;padding:16px 20px;display:flex}.pbqs-info-banner span{flex-shrink:0;margin-top:2px;font-size:1.4rem}.pbqs-info-banner p{color:var(--text-secondary);margin:0;font-size:.9rem;line-height:1.6}.pbqs-stats-strip{flex-wrap:wrap;gap:12px;margin-bottom:28px;display:flex}.pbqs-stat-item{border:1px solid #ffffff14;border-left:3px solid var(--cat-color);background:#ffffff0a;border-radius:100px;align-items:center;gap:8px;padding:8px 16px;font-size:.85rem;transition:all .2s;display:flex}.pbqs-stat-item:hover{background:#ffffff12;transform:translateY(-1px)}.stat-icon{font-size:1rem}.stat-count{color:var(--cat-color);font-weight:700}.stat-label{color:var(--text-muted)}.pbqs-filters{background:#ffffff08;border:1px solid #ffffff14;border-radius:14px;flex-wrap:wrap;align-items:center;gap:16px;margin-bottom:28px;padding:16px 20px;display:flex}.pbqs-search-wrap{flex:1;min-width:200px;position:relative}.search-icon{pointer-events:none;font-size:.9rem;position:absolute;top:50%;left:12px;transform:translateY(-50%)}.pbqs-search{width:100%;color:var(--text-primary);font-size:.9rem;font-family:var(--font-main);box-sizing:border-box;background:#ffffff0d;border:1px solid #ffffff1f;border-radius:10px;outline:none;padding:10px 12px 10px 36px;transition:border-color .2s}.pbqs-search:focus{border-color:#ff4d6d}.pbqs-search::placeholder{color:var(--text-muted)}.pbqs-filter-group{align-items:center;gap:8px;display:flex}.filter-label{color:var(--text-muted);white-space:nowrap;font-size:.8rem}.pbqs-select{color:var(--text-primary);font-size:.85rem;font-family:var(--font-main);cursor:pointer;background:#ffffff0d;border:1px solid #ffffff1f;border-radius:10px;outline:none;padding:9px 12px;transition:border-color .2s}.pbqs-select:focus{border-color:#ff4d6d}.pbqs-select option{background:#1a1a2e}.pbqs-result-count{color:var(--text-muted);white-space:nowrap;margin-left:auto;font-size:.8rem}.pbqs-grid{grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:18px;margin-bottom:48px;display:grid}.pbqs-card{border:1px solid #ffffff14;border-top:3px solid var(--card-color);cursor:pointer;background:#ffffff08;border-radius:14px;flex-direction:column;gap:12px;padding:20px;transition:all .25s;display:flex}.pbqs-card:hover{background:#ffffff0f;border-color:#ffffff26;transform:translateY(-3px);box-shadow:0 8px 32px #0000004d}.pbqs-card-top{justify-content:space-between;align-items:center;display:flex}.pbqs-card-icon-group{align-items:center;gap:8px;display:flex}.pbqs-terminal-indicator{color:#0f8;background:#00ff881a;border:1px solid #00ff884d;border-radius:4px;padding:2px 6px;font-family:Consolas,Courier New,monospace;font-size:.75rem;font-weight:700}.pbqs-card-icon{font-size:1.5rem}.pbqs-card-badges{align-items:center;gap:6px;display:flex}.pbqs-diff-badge{text-transform:uppercase;letter-spacing:.05em;border-radius:100px;padding:3px 10px;font-size:.7rem;font-weight:700}.pbqs-steps-badge{color:var(--text-muted);background:#ffffff0f;border:1px solid #ffffff1a;border-radius:100px;padding:3px 10px;font-size:.75rem}.pbqs-card-title{color:var(--text-primary);font-size:.95rem;font-weight:700;line-height:1.4}.pbqs-card-preview{color:var(--text-muted);flex:1;font-size:.82rem;line-height:1.5}.pbqs-card-category{color:var(--card-color);font-size:.75rem;font-weight:600}.pbqs-card-btn{background:linear-gradient(135deg, var(--card-color), color-mix(in srgb, var(--card-color), #000 30%));border:none;width:100%;margin-top:4px}.pbqs-card-btn:hover{filter:brightness(1.15)}.pbqs-empty{text-align:center;color:var(--text-muted);padding:60px 20px}.pbqs-empty span{margin-bottom:12px;font-size:3rem;display:block}.pbqs-empty p{font-size:1rem}.pbqs-hub-tips{background:#ff4d6d0d;border:1px solid #ff4d6d33;border-radius:14px;padding:24px 28px}.pbqs-hub-tips h3{margin:0 0 14px;font-size:1rem}.pbqs-hub-tips ul{margin:0;padding-left:20px}.pbqs-hub-tips li{color:var(--text-secondary);margin-bottom:8px;font-size:.875rem;line-height:1.5}.pbqs-hub-tips li strong{color:var(--text-primary)}.pbqs-scenario-layout{grid-template-columns:340px 1fr;align-items:flex-start;gap:24px;max-width:1100px;margin:0 auto;display:grid}.pbqs-context-panel{background:#ffffff08;border:1px solid #ffffff14;border-radius:16px;padding:24px;position:sticky;top:90px}.pbqs-context-header{align-items:center;gap:12px;margin-bottom:20px;display:flex}.pbqs-context-icon{font-size:2rem}.pbqs-context-category{color:var(--text-secondary);font-size:.85rem;font-weight:600}.pbqs-context-diff{text-transform:uppercase;letter-spacing:.08em;font-size:.8rem;font-weight:700}.pbqs-context-title{color:var(--text-primary);margin:0 0 12px;font-size:1rem;font-weight:700}.pbqs-ticket-box{background:#0000004d;border:1px solid #ffffff14;border-left:3px solid #ff4d6d;border-radius:10px;margin-bottom:20px;padding:14px 16px}.pbqs-scenario-text{color:var(--text-secondary);font-size:.87rem;line-height:1.65;font-family:var(--font-mono,"JetBrains Mono", monospace);margin:0}.pbqs-step-progress{border-top:1px solid #ffffff14;padding-top:16px}.pbqs-step-label{color:var(--text-muted);margin-bottom:10px;font-size:.8rem}.pbqs-step-track{flex-wrap:wrap;gap:8px;display:flex}.pbqs-step-dot{background:#ffffff1a;border-radius:4px;width:32px;height:8px;transition:all .3s}.pbqs-step-dot.dot-done{background:#0f8}.pbqs-step-dot.dot-active{background:#ff4d6d;animation:1.5s ease-in-out infinite pulse-dot}.pbqs-step-dot.dot-pending{background:#ffffff1a}.pbqs-step-dot.dot-wrong{background:#ff4d6d}@keyframes pulse-dot{0%,to{opacity:1}50%{opacity:.5}}.pbqs-question-panel{background:#ffffff08;border:1px solid #ffffff14;border-radius:16px;padding:28px}.pbqs-question-header{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.pbqs-question-num{color:var(--text-muted);background:#ff4d6d1f;border:1px solid #ff4d6d4d;border-radius:100px;padding:4px 14px;font-size:.85rem;font-weight:600}.pbqs-live-score{gap:12px;font-size:.85rem;font-weight:700;display:flex}.score-correct{color:#0f8}.score-incorrect{color:#ff4d6d}.pbqs-question-prompt{color:var(--text-primary);border-bottom:1px solid #ffffff14;margin-bottom:24px;padding-bottom:20px;font-size:1.1rem;font-weight:600;line-height:1.5}.pbqs-options{flex-direction:column;gap:12px;margin-bottom:24px;display:flex}.pbqs-option{text-align:left;cursor:pointer;color:var(--text-secondary);font-family:var(--font-main);background:#ffffff0a;border:1.5px solid #ffffff1a;border-radius:12px;align-items:flex-start;gap:14px;width:100%;padding:16px 18px;font-size:.9rem;line-height:1.45;transition:all .2s;display:flex}.pbqs-option:hover:not(:disabled):not(.option-dim){color:var(--text-primary);background:#ffffff12;border-color:#fff3}.pbqs-option.option-selected{color:var(--text-primary);background:#ff4d6d1f;border-color:#ff4d6d99}.pbqs-option.option-correct{color:#0f8;background:#00ff881a;border-color:#0f89}.pbqs-option.option-incorrect{color:#ff4d6d;background:#ff4d6d1f;border-color:#ff4d6d99}.pbqs-option.option-dim{opacity:.4;cursor:default}.option-letter{background:#ffffff14;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:26px;min-width:26px;height:26px;margin-top:1px;font-size:.78rem;font-weight:700;display:flex}.option-text{flex:1}.option-badge{flex-shrink:0;font-size:1rem;font-weight:700}.pbqs-explanation{border-radius:12px;margin-bottom:20px;padding:16px 18px;font-size:.875rem;line-height:1.6}.pbqs-explanation.expl-correct{color:var(--text-secondary);background:#00ff8812;border:1px solid #00ff8840}.pbqs-explanation.expl-incorrect{color:var(--text-secondary);background:#ff4d6d12;border:1px solid #ff4d6d40}.expl-header{margin-bottom:8px;font-size:.9rem;font-weight:700}.expl-correct .expl-header{color:#0f8}.expl-incorrect .expl-header{color:#ff4d6d}.pbqs-explanation p{margin:0}.pbqs-question-actions{justify-content:flex-end;display:flex}.pbqs-terminal-box{background:#0c0c0c;border:1px solid #333;border-radius:8px;margin-bottom:24px;font-family:Consolas,Courier New,monospace;overflow:hidden;box-shadow:0 4px 20px #0000004d}.pbqs-terminal-header{color:#ccc;font-size:.8rem;font-family:var(--font-main,"Segoe UI", sans-serif);background:#2d2d2d;border-bottom:1px solid #111;align-items:center;padding:6px 12px;display:flex}.pbqs-terminal-header:before{content:">_";color:#0f8;margin-right:8px;font-weight:700}.pbqs-terminal-body{color:#ccc;min-height:150px;padding:16px;font-size:.9rem;line-height:1.4}.pbqs-terminal-input-row{align-items:center;margin-top:8px;display:flex}.pbqs-terminal-prompt{color:#ccc;white-space:nowrap;margin-right:8px}.pbqs-terminal-input{color:#fff;font-family:inherit;font-size:inherit;caret-color:#fff;background:0 0;border:none;outline:none;flex:1}.pbqs-terminal-input:disabled{color:#888}.pbqs-terminal-output{color:#888;white-space:pre-wrap;margin-top:8px}.pbqs-complete{text-align:center;background:#ffffff08;border:1px solid #ffffff1a;border-radius:20px;max-width:560px;margin:40px auto;padding:48px 40px}.pbqs-complete-emoji{margin-bottom:16px;font-size:4rem}.pbqs-complete-title{background:linear-gradient(135deg,#0f8,#00d4ff);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin:0 0 8px;font-size:1.8rem;font-weight:800}.pbqs-complete-subtitle{color:var(--text-muted);margin-bottom:32px;font-size:.9rem}.pbqs-complete-score{justify-content:center;margin-bottom:28px;display:flex}.pbqs-score-ring{border:6px solid var(--color,#0f8);width:130px;height:130px;box-shadow:0 0 30px color-mix(in srgb, var(--color,#0f8) 30%, transparent);border-radius:50%;flex-direction:column;justify-content:center;align-items:center;gap:2px;display:flex}.pbqs-score-pct{color:var(--text-primary);font-size:2rem;font-weight:800;line-height:1}.pbqs-score-label{color:var(--text-muted);font-size:.75rem}.pbqs-step-review{flex-wrap:wrap;justify-content:center;gap:8px;margin-bottom:28px;display:flex}.pbqs-step-chip{border-radius:100px;padding:5px 14px;font-size:.78rem;font-weight:700}.chip-correct{color:#0f8;background:#00ff881a;border:1px solid #0f86}.chip-incorrect{color:#ff4d6d;background:#ff4d6d1a;border:1px solid #ff4d6d66}.pbqs-complete-actions{flex-wrap:wrap;justify-content:center;gap:12px;display:flex}@media (width<=900px){.pbqs-scenario-layout{grid-template-columns:1fr}.pbqs-context-panel{position:static}}@media (width<=600px){.pbqs-container{padding:72px 16px 40px}.pbqs-hub-title{font-size:1.5rem}.pbqs-grid{grid-template-columns:1fr}.pbqs-filters{flex-direction:column;align-items:stretch}.pbqs-result-count{margin-left:0}}.win-sim-container{background:#000;border:1px solid #333;border-radius:12px;flex-direction:column;height:900px;max-height:95vh;display:flex;overflow:hidden;box-shadow:0 10px 40px #00000080}.win-sim-header{z-index:100;background:#111;border-bottom:1px solid #333;justify-content:space-between;align-items:center;padding:16px 24px;display:flex}.win-sim-scenario-info h3{color:#fff;margin:0 0 4px}.win-sim-scenario-info p{color:#aaa;margin:0;font-size:.9rem}.win-sim-actions{gap:12px;display:flex}.win-sim-desktop{background:linear-gradient(135deg,#0f2027,#203a43,#2c5364);flex:1;position:relative;overflow:hidden}.win-sim-window{resize:both;background:#1e1e1e;border:1px solid #444;border-radius:6px;flex-direction:column;width:520px;min-width:300px;height:370px;min-height:200px;animation:.2s ease-out popIn;display:flex;position:absolute;top:30px;left:30px;overflow:hidden;box-shadow:0 8px 30px #0009}@keyframes popIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}.win-sim-window-titlebar{color:#ddd;-webkit-user-select:none;user-select:none;background:#2d2d2d;border-top-left-radius:6px;border-top-right-radius:6px;justify-content:space-between;align-items:center;padding:8px 12px;font-size:.85rem;font-weight:500;display:flex}.win-sim-window-close{color:#aaa;cursor:pointer;background:0 0;border:none;border-radius:4px;padding:2px 8px}.win-sim-window-close:hover{color:#fff;background:#e81123}.win-sim-window-content{color:#ccc;background:#111;flex:1;padding:16px;overflow-y:auto}.win-sim-start-menu{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:9999;background:#1e1e1ef2;border:1px solid #444;border-bottom:none;border-top-right-radius:8px;width:320px;height:400px;animation:.15s ease-out slideUp;display:flex;position:absolute;bottom:0;left:0}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.start-menu-sidebar{background:#0003;border-right:1px solid #ffffff0d;width:48px}.start-menu-apps{flex:1;padding:16px;overflow-y:auto}.start-menu-item{cursor:pointer;color:#eee;border-radius:4px;align-items:center;gap:12px;padding:10px;transition:all .2s;display:flex}.start-menu-item:hover{background:#ffffff1a}.start-menu-item-icon{font-size:1.2rem}.win-sim-taskbar{z-index:10000;background:#181818;border-top:1px solid #333;align-items:center;height:48px;padding:0 16px;display:flex}.taskbar-start-btn{color:#fff;cursor:pointer;background:0 0;border:none;border-radius:4px;padding:8px 16px;font-size:1rem;transition:all .2s}.taskbar-start-btn:hover,.taskbar-start-btn.active{background:#ffffff1a}.taskbar-apps{flex:1;align-items:center;gap:4px;margin-left:16px;display:flex}.taskbar-app-icon{cursor:pointer;border-bottom:2px solid #0000;border-radius:4px;justify-content:center;align-items:center;width:36px;height:36px;font-size:1.2rem;transition:all .2s;display:flex}.taskbar-app-icon:hover{background:#ffffff1a}.taskbar-app-icon.focused{background:#ffffff26;border-bottom:2px solid #00a8ff}.taskbar-tray{color:#aaa;font-size:.85rem}.win-sim-toast{z-index:10000;border-radius:6px;padding:12px 24px;font-weight:500;animation:.3s ease-out dropDown;position:absolute;top:90px;left:50%;transform:translate(-50%)}.win-sim-toast.success{color:#000;background:#00ff88e6}.win-sim-toast.error{color:#fff;background:#ff4d6de6}@keyframes dropDown{0%{opacity:0;transform:translate(-50%,-20px)}to{opacity:1;transform:translate(-50%)}}.win-app-container{flex-direction:column;height:100%;display:flex}.win-app-header{border-bottom:1px solid #333;margin-bottom:10px;padding-bottom:6px;font-size:1rem}.win-app-list{flex-direction:column;gap:6px;display:flex}.win-app-list-item{background:#1a1a1a;border:1px solid #222;border-radius:4px;justify-content:space-between;align-items:center;padding:8px 10px;display:flex}.win-app-btn{color:#fff;cursor:pointer;background:#333;border:1px solid #555;border-radius:4px;padding:6px 12px}.win-app-btn:hover:not(:disabled){background:#444}.win-app-btn:disabled{opacity:.5;cursor:not-allowed}.win-context-menu{z-index:99999;background:#2b2b2b;border:1px solid #444;border-radius:4px;min-width:150px;padding:4px 0;position:fixed;box-shadow:2px 2px 10px #00000080}.win-context-item{color:#ddd;cursor:pointer;-webkit-user-select:none;user-select:none;padding:6px 12px;font-size:.9rem}.win-context-item:hover:not(.disabled){color:#fff;background:#0078d7}.win-context-item.disabled{color:#777;cursor:default}.win-context-divider{background:#444;height:1px;margin:4px 0}.win-props-overlay{z-index:10000;background:#0006;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.win-props-window{color:#000;background:#f0f0f0;border:1px solid #0078d7;border-radius:4px;flex-direction:column;width:400px;display:flex;box-shadow:0 4px 20px #00000080}.win-sim-window-titlebar{-webkit-user-select:none;user-select:none;cursor:grab;background:#2d2d2d;border-bottom:1px solid #444;justify-content:space-between;align-items:center;padding:8px 12px;font-size:.9rem;font-weight:500;display:flex}.win-sim-window-titlebar:active{cursor:grabbing}.win-props-titlebar{background:#fff;border-bottom:1px solid #ddd;justify-content:space-between;align-items:center;padding:8px 12px;font-size:.9rem;display:flex}.win-props-close{cursor:pointer;color:#000;background:0 0;border:none;font-size:1rem}.win-props-close:hover{color:red}.win-props-tabs-header{background:#fff;border-bottom:1px solid #ccc;padding:0 8px;display:flex}.win-props-tab{cursor:pointer;background:#f9f9f9;border:1px solid #0000;border-bottom:none;border-top-left-radius:4px;border-top-right-radius:4px;margin-top:4px;margin-right:2px;padding:4px 12px;font-size:.85rem}.win-props-tab.active{background:#f0f0f0;border-color:#ccc #ccc #f0f0f0;border-bottom-style:solid;border-bottom-width:1px;margin-bottom:-1px}.win-props-content{flex:1;min-height:160px;padding:12px;font-size:.85rem}.win-props-footer{border-top:1px solid #ccc;justify-content:flex-end;gap:8px;padding:12px;display:flex}.win-props-footer button.win-app-btn{color:#000;background:#e1e1e1;border:1px solid #adadad;min-width:70px}.win-props-footer button.win-app-btn:hover:not(:disabled){background:#e5f1fb;border-color:#0078d7}.scoreboard{padding:32px 24px 80px}.sb-container{max-width:900px;margin:0 auto}.sb-header{align-items:center;gap:16px;margin-bottom:32px;display:flex}.sb-title{background:linear-gradient(135deg, var(--accent-primary), #a78bfa);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-size:clamp(1.5rem,3vw,2rem)}.sb-overview{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:12px;margin-bottom:36px;display:grid}.sb-card{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-lg);text-align:center;transition:border-color var(--transition-fast);padding:20px}.sb-card:hover{border-color:var(--border-accent)}.sb-card-icon{margin-bottom:8px;font-size:1.8rem}.sb-card-val{font-family:var(--font-heading);color:var(--text-primary);margin-bottom:4px;font-size:1.4rem;font-weight:700}.sb-card-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;font-size:.75rem;line-height:1.4}.sb-section{margin-bottom:36px}.sb-section-title{color:var(--text-primary);border-bottom:1px solid var(--border-card);margin-bottom:16px;padding-bottom:8px;font-size:1.1rem}.domain-row{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-md);transition:border-color var(--transition-fast);align-items:center;gap:14px;padding:14px 16px;display:flex}.domain-row:hover{border-color:var(--border-accent)}.domain-row-left{align-items:center;gap:10px;min-width:220px;display:flex}.domain-row-icon{flex-shrink:0;font-size:1.4rem}.domain-row-name{font-family:var(--font-heading);color:var(--text-primary);margin-bottom:3px;font-size:.88rem;font-weight:600}.domain-row-meta{align-items:center;gap:6px;display:flex}.domain-row-bar{flex:1}.domain-row-pct{font-family:var(--font-mono);text-align:right;min-width:40px;font-size:.85rem;font-weight:700}.all-badges{grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:12px;display:grid}.badge-display{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-md);text-align:center;transition:all var(--transition-fast);padding:16px}.badge-earned{border-color:var(--accent-yellow);box-shadow:0 0 15px #ffd7001a}.badge-locked{opacity:.4}.badge-display-icon{margin-bottom:8px;font-size:2rem}.badge-display-name{font-family:var(--font-heading);color:var(--text-primary);margin-bottom:4px;font-size:.85rem;font-weight:700}.badge-display-desc{color:var(--text-muted);font-size:.7rem;line-height:1.3}.sb-actions{border-top:1px solid var(--border-card);flex-wrap:wrap;justify-content:center;gap:12px;padding-top:16px;display:flex}@media (width<=640px){.domain-row{flex-wrap:wrap}.domain-row-left{min-width:unset;width:100%}.domain-row-bar{width:100%}}.domain-select-page{max-width:800px;margin:0 auto;padding:32px 24px}.domain-select-header{margin-bottom:32px}.domain-select-header h2{color:var(--text-primary);margin-top:16px;margin-bottom:8px;font-size:2rem}.domain-list{flex-direction:column;gap:16px;display:flex}.ds-card{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-lg);transition:all .2s;overflow:hidden}.ds-expanded{border-color:var(--accent);box-shadow:0 4px 20px #0003}.ds-header{cursor:pointer;background:#ffffff05;align-items:center;gap:16px;padding:20px 24px;transition:background .2s;display:flex}.ds-header:hover{background:#ffffff0d}.ds-icon{background:var(--bg-secondary);border-radius:var(--radius-md);flex-shrink:0;justify-content:center;align-items:center;width:48px;height:48px;font-size:2rem;display:flex}.ds-info{flex:1}.ds-title{font-family:var(--font-heading);color:var(--text-primary);margin-bottom:4px;font-size:1.1rem;font-weight:700}.ds-meta{align-items:center;gap:12px;font-size:.85rem;display:flex}.ds-arrow{color:var(--text-secondary);transition:transform .3s}.ds-arrow-up{color:var(--accent);transform:rotate(180deg)}.ds-subs{border-top:1px solid var(--border-card);background:#0000001a;flex-direction:column;gap:8px;padding:12px;display:flex}.ds-sub-btn{background:var(--bg-secondary);border-radius:var(--radius-md);width:100%;color:var(--text-primary);font-family:var(--font-body);cursor:pointer;text-align:left;border:1px solid #0000;justify-content:space-between;align-items:center;padding:16px 20px;font-size:1rem;transition:all .2s;display:flex}.ds-sub-btn:hover{border-color:var(--border-card);background:#ffffff0d;transform:translate(4px)}.ds-sub-count{color:var(--accent-primary);font-family:var(--font-mono);font-size:.9rem}.ds-divider{background:var(--border-card);height:1px;margin:4px 0}.ds-sub-all{background:#00d4ff0d;border:1px dashed #00d4ff4d}.ds-sub-all:hover{background:#00d4ff1a;border-color:#00d4ff80}.navbar-logo{font-family:var(--font-heading);color:var(--accent-primary);letter-spacing:.05em;cursor:pointer;align-items:center;gap:10px;font-size:1.3rem;font-weight:700;text-decoration:none;display:flex}.logo-icon{background:linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));color:#fff;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;font-size:.9rem;font-weight:800;display:flex}.navbar-center{align-items:center;gap:4px;display:flex}.nav-btn{color:var(--text-secondary);border-radius:var(--radius-md);cursor:pointer;font-family:var(--font-heading);letter-spacing:.04em;transition:all var(--transition-fast);background:0 0;border:none;align-items:center;gap:6px;padding:8px 14px;font-size:.85rem;font-weight:600;display:flex}.nav-btn:hover{color:var(--text-primary);background:#ffffff0d}.nav-btn-active{color:var(--accent-primary);background:#00d4ff1a;border:1px solid #00d4ff33}.nav-label{display:none}@media (width>=640px){.nav-label{display:inline}}.xp-display{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-full);font-family:var(--font-mono);color:var(--text-secondary);align-items:center;gap:6px;padding:6px 14px;font-size:.82rem;display:flex}.level-badge{color:var(--accent-primary);font-weight:700}.app{z-index:1;min-height:100vh;position:relative}.app-content{z-index:1;position:relative}.badge-notification{z-index:1000;background:var(--bg-card);border:1px solid var(--accent-yellow);border-radius:var(--radius-lg);align-items:center;gap:14px;max-width:280px;padding:16px 20px;display:flex;position:fixed;bottom:24px;right:24px;box-shadow:0 8px 32px #00000080,0 0 20px #ffd70033}.badge-notif-icon{font-size:2rem}.badge-notif-title{color:var(--accent-yellow);text-transform:uppercase;letter-spacing:.08em;font-size:.75rem;font-weight:600}.badge-notif-name{font-family:var(--font-heading);color:var(--text-primary);font-size:1rem;font-weight:700}:root{--bg-primary:#0a0c14;--bg-secondary:#0f1220;--bg-card:#141826;--bg-card-hover:#1a2035;--bg-surface:#1e2440;--accent-primary:#00d4ff;--accent-secondary:#7c3aed;--accent-green:#0f8;--accent-yellow:gold;--accent-red:#ff4d6d;--accent-orange:#ff8c42;--text-primary:#e8eaf6;--text-secondary:#8892b0;--text-muted:#4a5568;--text-accent:#00d4ff;--border-subtle:#00d4ff1a;--border-accent:#00d4ff4d;--border-card:#ffffff0d;--glow-primary:0 0 20px #00d4ff4d;--glow-green:0 0 20px #00ff884d;--glow-red:0 0 20px #ff4d6d4d;--glow-purple:0 0 20px #7c3aed4d;--radius-sm:6px;--radius-md:12px;--radius-lg:20px;--radius-xl:28px;--radius-full:9999px;--shadow-card:0 4px 24px #0006;--shadow-elevated:0 8px 48px #0009;--font-body:"Inter", -apple-system, sans-serif;--font-heading:"Rajdhani", "Inter", sans-serif;--font-mono:"JetBrains Mono", monospace;--transition-fast:.15s ease;--transition-base:.25s ease;--transition-slow:.4s ease}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px}body{font-family:var(--font-body);background:var(--bg-primary);color:var(--text-primary);min-height:100vh;line-height:1.6;overflow-x:hidden}#root{min-height:100vh}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);letter-spacing:.02em;font-weight:700;line-height:1.2}h1{font-size:clamp(2rem,5vw,3.5rem)}h2{font-size:clamp(1.5rem,3vw,2.5rem)}h3{font-size:clamp(1.2rem,2.5vw,1.8rem)}h4{font-size:1.25rem}p{line-height:1.7}code{font-family:var(--font-mono);color:var(--accent-primary);background:#00d4ff14;border-radius:4px;padding:2px 6px;font-size:.875em}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--bg-surface);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--accent-primary)}.btn{border-radius:var(--radius-md);font-family:var(--font-heading);letter-spacing:.05em;cursor:pointer;transition:all var(--transition-base);text-transform:uppercase;border:none;justify-content:center;align-items:center;gap:8px;padding:12px 24px;font-size:1rem;font-weight:600;display:inline-flex;position:relative;overflow:hidden}.btn:before{content:"";opacity:0;transition:opacity var(--transition-fast);background:#ffffff0d;position:absolute;inset:0}.btn:hover:before{opacity:1}.btn:active{transform:scale(.97)}.btn-primary{background:linear-gradient(135deg, var(--accent-primary), #09c);color:var(--bg-primary);box-shadow:var(--glow-primary)}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 30px #00d4ff80}.btn-secondary{color:var(--accent-primary);border:1.5px solid var(--accent-primary);background:0 0}.btn-secondary:hover{box-shadow:var(--glow-primary);background:#00d4ff1a}.btn-success{background:linear-gradient(135deg, var(--accent-green), #00cc6a);color:var(--bg-primary);box-shadow:var(--glow-green)}.btn-danger{background:linear-gradient(135deg, var(--accent-red), #c24);color:#fff;box-shadow:var(--glow-red)}.btn-ghost{color:var(--text-secondary);border:1px solid var(--border-card);background:#ffffff0d}.btn-ghost:hover{color:var(--text-primary);background:#ffffff1a}.btn-lg{border-radius:var(--radius-lg);padding:16px 32px;font-size:1.125rem}.btn-sm{padding:8px 16px;font-size:.875rem}.btn:disabled{opacity:.4;cursor:not-allowed;transform:none!important}.card{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);transition:all var(--transition-base);padding:24px}.card-hover:hover{border-color:var(--border-accent);box-shadow:var(--glow-primary), var(--shadow-card);transform:translateY(-3px)}.card-glow{border-color:var(--border-accent);box-shadow:var(--glow-primary), var(--shadow-card)}.badge{border-radius:var(--radius-full);text-transform:uppercase;letter-spacing:.08em;align-items:center;gap:4px;padding:4px 12px;font-size:.75rem;font-weight:600;display:inline-flex}.badge-primary{color:var(--accent-primary);background:#00d4ff26}.badge-green{color:var(--accent-green);background:#00ff8826}.badge-yellow{color:var(--accent-yellow);background:#ffd70026}.badge-red{color:var(--accent-red);background:#ff4d6d26}.badge-purple{color:#a78bfa;background:#7c3aed26}.badge-orange{color:var(--accent-orange);background:#ff8c4226}.progress-bar{background:var(--bg-surface);border-radius:var(--radius-full);width:100%;height:8px;overflow:hidden}.progress-fill{border-radius:var(--radius-full);background:linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));height:100%;transition:width var(--transition-slow);position:relative;overflow:hidden}.progress-fill:after{content:"";background:linear-gradient(90deg,#0000,#ffffff4d,#0000);animation:2s infinite shimmer;position:absolute;inset:0}@keyframes shimmer{0%{transform:translate(-100%)}to{transform:translate(100%)}}.glitch{display:inline-block;position:relative}.glitch:before,.glitch:after{content:attr(data-text);width:100%;height:100%;position:absolute;top:0;left:0}.glitch:before{color:var(--accent-primary);clip-path:polygon(0 0,100% 0,100% 45%,0 45%);animation:3s infinite glitch1}.glitch:after{color:var(--accent-red);clip-path:polygon(0 55%,100% 55%,100% 100%,0 100%);animation:3s infinite glitch2}@keyframes glitch1{0%,90%,to{transform:translate(0)}92%{transform:translate(-3px)}94%{transform:translate(3px)}96%{transform:translate(-1px)}}@keyframes glitch2{0%,90%,to{transform:translate(0)}92%{transform:translate(3px)}94%{transform:translate(-3px)}96%{transform:translate(1px)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInScale{0%{opacity:0;transform:scale(.92)}to{opacity:1;transform:scale(1)}}@keyframes slideInRight{0%{opacity:0;transform:translate(40px)}to{opacity:1;transform:translate(0)}}@keyframes slideInLeft{0%{opacity:0;transform:translate(-40px)}to{opacity:1;transform:translate(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.6}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes correctPop{0%{transform:scale(1)}50%{background:#00ff8826;transform:scale(1.05)}to{transform:scale(1)}}@keyframes wrongShake{0%,to{transform:translate(0)}20%{transform:translate(-8px)}40%{transform:translate(8px)}60%{transform:translate(-4px)}80%{transform:translate(4px)}}@keyframes neonPulse{0%,to{box-shadow:0 0 10px #00d4ff4d}50%{box-shadow:0 0 30px #00d4ffb3}}.animate-fadeIn{animation:.4s both fadeIn}.animate-fadeInScale{animation:.35s both fadeInScale}.animate-slideInRight{animation:.4s both slideInRight}.animate-slideInLeft{animation:.4s both slideInLeft}.animate-float{animation:3s ease-in-out infinite float}.animate-pulse{animation:2s ease-in-out infinite pulse}.animate-neonPulse{animation:2s ease-in-out infinite neonPulse}.animate-spin{animation:1s linear infinite spin}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}.grid-2{grid-template-columns:repeat(2,1fr);gap:16px;display:grid}.grid-3{grid-template-columns:repeat(3,1fr);gap:16px;display:grid}.grid-4{grid-template-columns:repeat(4,1fr);gap:16px;display:grid}@media (width<=768px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}.text-center{text-align:center}.text-right{text-align:right}.text-accent{color:var(--accent-primary)}.text-green{color:var(--accent-green)}.text-red{color:var(--accent-red)}.text-yellow{color:var(--accent-yellow)}.text-muted{color:var(--text-secondary)}.font-mono{font-family:var(--font-mono)}.font-heading{font-family:var(--font-heading)}.flex{display:flex}.flex-center{justify-content:center;align-items:center;display:flex}.flex-between{justify-content:space-between;align-items:center;display:flex}.flex-col{flex-direction:column;display:flex}.gap-8{gap:8px}.gap-12{gap:12px}.gap-16{gap:16px}.gap-24{gap:24px}.w-full{width:100%}.h-full{height:100%}.mt-8{margin-top:8px}.mt-16{margin-top:16px}.mt-24{margin-top:24px}.mt-32{margin-top:32px}.mb-8{margin-bottom:8px}.mb-16{margin-bottom:16px}.mb-24{margin-bottom:24px}.divider{background:var(--border-card);height:1px;margin:24px 0}.tooltip-wrap{display:inline-block;position:relative}.tooltip-wrap .tooltip{background:var(--bg-surface);color:var(--text-primary);border-radius:var(--radius-sm);border:1px solid var(--border-accent);white-space:nowrap;pointer-events:none;opacity:0;transition:opacity var(--transition-fast);z-index:100;padding:6px 12px;font-size:.8rem;position:absolute;bottom:calc(100% + 8px);left:50%;transform:translate(-50%)}.tooltip-wrap:hover .tooltip{opacity:1}.particle-bg{pointer-events:none;z-index:0;position:fixed;inset:0;overflow:hidden}.particle{background:var(--accent-primary);opacity:.3;border-radius:50%;width:2px;height:2px;animation:linear infinite floatParticle;position:absolute}@keyframes floatParticle{0%{opacity:0;transform:translateY(100vh)rotate(0)}10%{opacity:.3}90%{opacity:.3}to{opacity:0;transform:translateY(-10px)rotate(720deg)}}.navbar{z-index:50;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid var(--border-subtle);background:#0a0c14f2;justify-content:space-between;align-items:center;height:64px;padding:0 24px;display:flex;position:sticky;top:0}.navbar-logo{font-family:var(--font-heading);color:var(--accent-primary);letter-spacing:.05em;align-items:center;gap:10px;font-size:1.4rem;font-weight:700;text-decoration:none;display:flex}.navbar-logo .logo-icon{background:linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));border-radius:8px;justify-content:center;align-items:center;width:36px;height:36px;font-size:1.1rem;display:flex}.navbar-actions{align-items:center;gap:12px;display:flex}.xp-display{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-full);font-family:var(--font-mono);align-items:center;gap:8px;padding:6px 14px;font-size:.85rem;display:flex}.xp-icon{color:var(--accent-yellow)}