@import"https://cdn.jsdelivr.net/npm/@fontsource/bitcount-grid-single/index.css";:root{--bg-primary: #09090b;--bg-secondary: #121215;--bg-tertiary: #18181b;--bg-hover: #202024;--bg-active: #27272a;--border-muted: rgba(255, 255, 255, .08);--border-accent: rgba(255, 255, 255, .16);--border-glow: rgba(255, 255, 255, .24);--text-primary: #f4f4f5;--text-secondary: #a1a1aa;--text-muted: #71717a;--text-link: #3b82f6;--accent: #ffffff;--accent-rgb: 255, 255, 255;--color-blue: #3b82f6;--color-blue-rgb: 59, 130, 246;--color-violet: #8b5cf6;--color-violet-rgb: 139, 92, 246;--color-purple: #d946ef;--color-purple-rgb: 217, 70, 239;--color-green: #10b981;--color-green-rgb: 16, 185, 129;--color-orange: #f97316;--color-orange-rgb: 249, 115, 22;--color-red: #ef4444;--color-red-rgb: 239, 68, 68;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-display: "Outfit", sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace;--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-2xl: 3rem;--radius-xs: 4px;--radius-sm: 6px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--sidebar-width: 250px;--header-height: 56px;--transition-fast: .15s cubic-bezier(.4, 0, .2, 1);--transition-normal: .25s cubic-bezier(.4, 0, .2, 1)}[data-theme=white]{--accent: #ffffff;--accent-rgb: 255, 255, 255}[data-theme=violet]{--accent: var(--color-violet);--accent-rgb: var(--color-violet-rgb)}[data-theme=purple]{--accent: var(--color-purple);--accent-rgb: var(--color-purple-rgb)}[data-theme=blue]{--accent: var(--color-blue);--accent-rgb: var(--color-blue-rgb)}[data-theme=green]{--accent: var(--color-green);--accent-rgb: var(--color-green-rgb)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%;background-color:var(--bg-primary);color:var(--text-primary);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow:hidden}body{font-size:14px;line-height:1.5}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--bg-hover);border-radius:var(--radius-xs)}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.app-container{display:flex;height:100vh;width:100vw;background-color:var(--bg-primary);overflow:hidden}.sidebar{width:var(--sidebar-width);background-color:var(--bg-secondary);border-right:1px solid var(--border-muted);display:flex;flex-direction:column;height:100%;flex-shrink:0;transition:transform var(--transition-normal);z-index:100}.sidebar-header{height:var(--header-height);display:flex;align-items:center;padding:0 var(--space-lg);border-bottom:1px solid var(--border-muted);gap:var(--space-sm)}.logo-icon{width:24px;height:24px;background:linear-gradient(135deg,var(--accent) 0%,rgba(var(--accent-rgb),.5) 100%);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-weight:800;color:var(--bg-primary);font-size:14px}.logo-text{font-family:var(--font-display);font-weight:700;font-size:16px;letter-spacing:-.02em;color:var(--text-primary)}.logo-text-styled{font-family:Bitcount Grid Single,monospace;font-size:18px;font-weight:400;color:var(--text-primary);letter-spacing:.02em;line-height:1;-webkit-user-select:none;user-select:none}.logo-suffix{color:var(--text-muted);font-family:var(--font-mono);font-size:12px;margin-left:2px}.sidebar-menu{flex:1;padding:var(--space-md) var(--space-sm);display:flex;flex-direction:column;gap:4px;overflow-y:auto}.menu-item{display:flex;align-items:center;padding:var(--space-sm) var(--space-md);color:var(--text-secondary);text-decoration:none;font-size:14px;font-weight:500;border-radius:var(--radius-sm);gap:var(--space-md);cursor:pointer;background:transparent;border:none;text-align:left;transition:all var(--transition-fast)}.menu-item svg{width:18px;height:18px;stroke:currentColor;stroke-width:1.5;fill:none;transition:stroke var(--transition-fast)}.menu-item:hover{background-color:var(--bg-hover);color:var(--text-primary)}.menu-item.active{background-color:var(--bg-active);color:var(--text-primary);box-shadow:inset 0 0 0 1px var(--border-accent)}.menu-item.active svg{color:var(--accent)}.sidebar-footer{padding:var(--space-md) var(--space-lg);border-top:1px solid var(--border-muted);display:flex;align-items:center;gap:var(--space-md);background-color:#00000026}.user-avatar{width:36px;height:36px;background:linear-gradient(135deg,var(--color-blue) 0%,var(--color-violet) 100%);border-radius:50%;display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-weight:600;font-size:13px;color:#fff;border:1px solid var(--border-accent)}.user-info{display:flex;flex-direction:column;min-width:0}.user-name{font-weight:600;font-size:13px;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.user-role{font-size:11px;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.main-content{flex:1;display:flex;flex-direction:column;height:100%;overflow:hidden;background-color:var(--bg-primary)}.top-bar{height:var(--header-height);border-bottom:1px solid var(--border-muted);display:flex;align-items:center;justify-content:space-between;padding:0 var(--space-xl);background-color:#09090bb3;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);flex-shrink:0}.top-bar-title{font-family:var(--font-display);font-size:18px;font-weight:600;letter-spacing:-.01em}.top-bar-actions{display:flex;align-items:center;gap:var(--space-md)}.content-scroll{flex:1;padding:var(--space-xl);overflow-y:auto}h2,h3,h4{font-family:var(--font-display);font-weight:600;letter-spacing:-.02em;color:var(--text-primary)}.dashboard-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:var(--space-lg);max-width:1200px;margin:0 auto}.dashboard-hero{grid-column:span 12;background:linear-gradient(180deg,var(--bg-secondary) 0%,var(--bg-primary) 100%);border:1px solid var(--border-muted);border-radius:var(--radius-lg);padding:var(--space-xl);position:relative;overflow:hidden}.dashboard-hero:before{content:"";position:absolute;top:0;right:0;width:250px;height:250px;background:radial-gradient(circle,rgba(var(--accent-rgb),.05) 0%,transparent 70%);pointer-events:none}.dashboard-hero h2{font-size:32px;margin-bottom:var(--space-sm);letter-spacing:-.03em}.dashboard-hero p{color:var(--text-secondary);font-size:15px;max-width:600px}.metrics-row{grid-column:span 12;display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-lg)}.metric-card{background-color:var(--bg-secondary);border:1px solid var(--border-muted);border-radius:var(--radius-md);padding:var(--space-lg);display:flex;flex-direction:column;transition:border-color var(--transition-fast),transform var(--transition-fast)}.metric-card:hover{border-color:var(--border-accent);transform:translateY(-2px)}.metric-title{font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);margin-bottom:var(--space-sm);font-weight:600}.metric-value{font-family:var(--font-mono);font-size:28px;font-weight:700;color:var(--text-primary);line-height:1.1;margin-bottom:var(--space-xs)}.metric-desc{font-size:12px;color:var(--text-secondary)}.metric-desc span{font-weight:600}.metric-desc.up span{color:var(--color-green)}.metric-desc.down span{color:var(--color-red)}.dashboard-left{grid-column:span 8;display:flex;flex-direction:column;gap:var(--space-lg);min-width:0}.dashboard-right{grid-column:span 4;display:flex;flex-direction:column;gap:var(--space-lg);min-width:0}.card-section{background-color:var(--bg-secondary);border:1px solid var(--border-muted);border-radius:var(--radius-lg);padding:var(--space-lg)}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-lg)}.card-title{font-size:16px;font-weight:600}.btn-link{font-size:13px;color:var(--text-secondary);text-decoration:none;cursor:pointer;transition:color var(--transition-fast)}.btn-link:hover{color:var(--accent)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:var(--space-sm) var(--space-md);border-radius:var(--radius-sm);font-size:13px;font-weight:500;cursor:pointer;transition:all var(--transition-fast);border:1px solid transparent;gap:var(--space-sm);font-family:var(--font-sans)}.btn-primary{background-color:var(--text-primary);color:var(--bg-primary);font-weight:600}.btn-primary:hover{background-color:#fff;box-shadow:0 0 16px #ffffff26}.btn-secondary{background-color:transparent;border-color:var(--border-accent);color:var(--text-primary)}.btn-secondary:hover{background-color:var(--bg-hover);border-color:var(--text-muted)}.btn-danger{background-color:#ef44441a;border-color:#ef444433;color:var(--color-red)}.btn-danger:hover{background-color:var(--color-red);color:#fff}.btn-accent{background-color:var(--accent);color:var(--bg-primary);font-weight:600}.btn-accent:hover{opacity:.9;box-shadow:0 0 12px rgba(var(--accent-rgb),.25)}.activity-list{display:flex;flex-direction:column;gap:var(--space-md)}.activity-item{display:flex;align-items:flex-start;gap:var(--space-md);padding-bottom:var(--space-md);border-bottom:1px solid var(--border-muted)}.activity-item:last-child{padding-bottom:0;border-bottom:none}.activity-dot{width:8px;height:8px;border-radius:50%;margin-top:6px;background-color:var(--accent);flex-shrink:0}.activity-content{flex:1}.activity-text{font-size:13px;color:var(--text-primary)}.activity-time{font-size:11px;color:var(--text-muted);font-family:var(--font-mono);margin-top:2px}.roadmaps-container{max-width:1200px;margin:0 auto;display:flex;flex-direction:column;gap:var(--space-xl)}.roadmap-card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-lg)}.roadmap-card{background-color:var(--bg-secondary);border:1px solid var(--border-muted);border-radius:var(--radius-lg);padding:var(--space-xl);display:flex;flex-direction:column;height:100%;transition:all var(--transition-fast);cursor:pointer}.roadmap-card:hover{border-color:var(--accent);transform:translateY(-2px)}.roadmap-tag{align-self:flex-start;padding:2px var(--space-sm);background-color:rgba(var(--accent-rgb),.1);border:1px solid rgba(var(--accent-rgb),.2);color:var(--accent);border-radius:var(--radius-xs);font-size:11px;font-family:var(--font-mono);font-weight:500;margin-bottom:var(--space-md)}.roadmap-card h3{font-size:20px;margin-bottom:var(--space-sm)}.roadmap-card p{color:var(--text-secondary);font-size:13px;flex:1;margin-bottom:var(--space-lg)}.roadmap-stats{display:flex;align-items:center;gap:var(--space-lg);font-size:12px;color:var(--text-muted);border-top:1px solid var(--border-muted);padding-top:var(--space-md)}.roadmap-stat-item{display:flex;align-items:center;gap:4px}.roadmap-stat-item svg{width:14px;height:14px}.active-roadmap-view{background-color:var(--bg-secondary);border:1px solid var(--border-muted);border-radius:var(--radius-lg);padding:var(--space-xl)}.active-roadmap-header{display:flex;align-items:flex-start;justify-content:space-between;border-bottom:1px solid var(--border-muted);padding-bottom:var(--space-lg);margin-bottom:var(--space-xl)}.roadmap-flow{position:relative;display:flex;flex-direction:column;gap:var(--space-xl);padding-left:var(--space-xl)}.roadmap-flow:before{content:"";position:absolute;left:15px;top:10px;bottom:10px;width:2px;background-color:var(--border-muted);z-index:1}.roadmap-node{position:relative;z-index:2}.roadmap-node-marker{position:absolute;left:-24px;top:4px;width:16px;height:16px;border-radius:50%;background-color:var(--bg-secondary);border:2px solid var(--border-muted);display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast)}.roadmap-node.completed .roadmap-node-marker{border-color:var(--color-green);background-color:var(--color-green)}.roadmap-node.current .roadmap-node-marker{border-color:var(--accent);background-color:var(--bg-primary);box-shadow:0 0 8px rgba(var(--accent-rgb),.4)}.roadmap-node-content{background-color:#ffffff05;border:1px solid var(--border-muted);border-radius:var(--radius-md);padding:var(--space-md);max-width:800px;transition:border-color var(--transition-fast)}.roadmap-node.current .roadmap-node-content{border-color:var(--border-accent);background-color:#ffffff08}.roadmap-node-title{font-size:15px;font-weight:600;display:flex;align-items:center;gap:var(--space-md)}.roadmap-node-desc{font-size:13px;color:var(--text-secondary);margin-top:4px}.roadmap-node-checklists{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-sm);margin-top:var(--space-md);border-top:1px solid rgba(255,255,255,.04);padding-top:var(--space-sm)}.checklist-item{display:flex;align-items:center;gap:var(--space-sm);font-size:12px;color:var(--text-secondary)}.checklist-item svg{width:14px;height:14px}.checklist-item.checked{color:var(--text-muted);text-decoration:line-through}.checklist-item.checked svg{color:var(--color-green)}.skills-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-lg);max-width:100%;width:100%;margin:0 auto}.skill-card{background-color:var(--bg-secondary);border:1px solid var(--border-muted);border-radius:var(--radius-lg);padding:var(--space-xl);position:relative;display:flex;flex-direction:column;transition:all var(--transition-fast);overflow:hidden}.skill-card:hover{border-color:var(--skill-color);box-shadow:0 4px 24px -12px rgba(var(--skill-color-rgb),.2);transform:translateY(-2px)}.skill-card-glow{position:absolute;top:0;right:0;width:100px;height:100px;background:radial-gradient(circle,rgba(var(--skill-color-rgb),.08) 0%,transparent 70%);pointer-events:none}.skill-card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-md)}.skill-badge{width:12px;height:12px;border-radius:50%;background-color:var(--skill-color)}.skill-level-number{font-family:var(--font-mono);font-size:13px;color:var(--text-secondary);font-weight:500}.skill-card h3{font-size:20px;margin-bottom:var(--space-xs);letter-spacing:-.02em}.skill-card p{font-size:13px;color:var(--text-secondary);margin-bottom:var(--space-lg);flex:1}.skill-progress-bar-bg{height:4px;background-color:var(--bg-hover);border-radius:var(--radius-xs);overflow:hidden;margin-bottom:var(--space-sm)}.skill-progress-bar-fill{height:100%;background-color:var(--skill-color);border-radius:var(--radius-xs);transition:width var(--transition-normal)}.skill-progress-label{display:flex;justify-content:space-between;font-size:12px;color:var(--text-muted)}.concept-breakdown-btn{margin-top:var(--space-md);border-top:1px solid var(--border-muted);padding-top:var(--space-md);text-align:center;font-size:12px;color:var(--text-secondary);cursor:pointer;transition:color var(--transition-fast)}.concept-breakdown-btn:hover{color:var(--text-primary)}.concept-list{display:flex;flex-direction:column;gap:var(--space-sm);margin-top:var(--space-md)}.concept-item{display:flex;align-items:center;justify-content:space-between;padding:var(--space-sm);background-color:#ffffff03;border:1px solid var(--border-muted);border-radius:var(--radius-sm);font-size:12px}.concept-status-badge{padding:1px 6px;border-radius:var(--radius-xs);font-size:10px;font-weight:600;text-transform:uppercase;font-family:var(--font-mono)}.concept-status-badge.mastered{background-color:#10b9811a;color:var(--color-green);border:1px solid rgba(16,185,129,.2)}.concept-status-badge.learning{background-color:#3b82f61a;color:var(--color-blue);border:1px solid rgba(59,130,246,.2)}.concept-status-badge.discovered{background-color:#a1a1aa1a;color:var(--text-secondary);border:1px solid rgba(161,161,170,.2)}.assessments-container{max-width:800px;margin:0 auto}.difficulty-selector{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-md);margin-bottom:var(--space-xl)}.difficulty-card{background-color:var(--bg-secondary);border:1px solid var(--border-muted);border-radius:var(--radius-md);padding:var(--space-lg);text-align:center;cursor:pointer;transition:all var(--transition-fast)}.difficulty-card:hover{border-color:var(--border-accent);background-color:var(--bg-hover)}.difficulty-card.selected{border-color:var(--accent);background-color:rgba(var(--accent-rgb),.03)}.difficulty-card h4{font-size:15px;margin-bottom:4px}.difficulty-card p{font-size:12px;color:var(--text-secondary)}.assessment-console{background-color:var(--bg-secondary);border:1px solid var(--border-muted);border-radius:var(--radius-lg);overflow:hidden;box-shadow:0 8px 32px #0006}.console-header{height:48px;background-color:var(--bg-tertiary);border-bottom:1px solid var(--border-muted);display:flex;align-items:center;justify-content:space-between;padding:0 var(--space-lg)}.console-dots{display:flex;gap:6px}.console-dot{width:10px;height:10px;border-radius:50%;background-color:var(--border-muted)}.console-dot.red{background-color:var(--color-red)}.console-dot.yellow{background-color:var(--color-orange)}.console-dot.green{background-color:var(--color-green)}.console-title{font-family:var(--font-mono);font-size:12px;color:var(--text-muted)}.console-body{padding:var(--space-xl)}.question-text{font-size:16px;margin-bottom:var(--space-xl);font-weight:500;line-height:1.6}.code-editor-sim{font-family:var(--font-mono);background-color:#050505;border:1px solid var(--border-muted);border-radius:var(--radius-md);padding:var(--space-lg);margin-bottom:var(--space-xl);overflow-x:auto;font-size:13px;color:#a6accd}.options-grid{display:flex;flex-direction:column;gap:var(--space-md)}.option-item{display:flex;align-items:center;padding:var(--space-md);background-color:#ffffff03;border:1px solid var(--border-muted);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);gap:var(--space-md)}.option-item:hover{background-color:var(--bg-hover);border-color:var(--border-accent)}.option-item.selected{border-color:var(--accent);background-color:rgba(var(--accent-rgb),.03)}.option-marker{width:20px;height:20px;border-radius:50%;border:1.5px solid var(--border-accent);display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:600;font-family:var(--font-mono)}.option-item.selected .option-marker{background-color:var(--accent);border-color:var(--accent);color:var(--bg-primary)}.console-footer{border-top:1px solid var(--border-muted);padding:var(--space-lg) var(--space-xl);display:flex;align-items:center;justify-content:space-between;background-color:var(--bg-tertiary)}.study-plan-container{max-width:900px;margin:0 auto}.timeline{position:relative;padding-left:var(--space-xl);display:flex;flex-direction:column;gap:var(--space-xl)}.timeline:before{content:"";position:absolute;left:15px;top:8px;bottom:8px;width:2px;background-color:var(--border-muted)}.timeline-day{position:relative}.timeline-day-marker{position:absolute;left:-22px;top:4px;width:12px;height:12px;border-radius:50%;background-color:var(--bg-primary);border:2px solid var(--accent);box-shadow:0 0 6px rgba(var(--accent-rgb),.5)}.timeline-day-card{background-color:var(--bg-secondary);border:1px solid var(--border-muted);border-radius:var(--radius-lg);padding:var(--space-lg)}.timeline-day-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-md)}.timeline-day-title{font-family:var(--font-mono);font-size:14px;color:var(--accent);font-weight:600}.timeline-day-topic{font-size:16px;font-weight:600}.task-list{display:flex;flex-direction:column;gap:var(--space-sm);margin-top:var(--space-md);border-top:1px solid var(--border-muted);padding-top:var(--space-md)}.task-checkbox-item{display:flex;align-items:center;gap:var(--space-md);font-size:13px;color:var(--text-secondary);cursor:pointer}.task-checkbox-item input[type=checkbox]{accent-color:var(--accent);width:15px;height:15px}.analytics-container{max-width:1200px;margin:0 auto;display:flex;flex-direction:column;gap:var(--space-lg)}.analytics-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-lg)}.chart-wrapper{background-color:var(--bg-secondary);border:1px solid var(--border-muted);border-radius:var(--radius-lg);padding:var(--space-lg);height:350px;display:flex;flex-direction:column}.chart-title{font-size:14px;font-weight:600;margin-bottom:var(--space-lg)}.chart-content{flex:1;position:relative;display:flex;align-items:center;justify-content:center}.bar-chart-visual{display:flex;align-items:flex-end;justify-content:space-between;width:100%;height:100%;padding-top:var(--space-xl)}.bar-chart-col{display:flex;flex-direction:column;align-items:center;flex:1;gap:var(--space-sm)}.bar-chart-bar-bg{width:24px;height:180px;background-color:var(--bg-hover);border-radius:var(--radius-xs) var(--radius-xs) 0 0;display:flex;align-items:flex-end}.bar-chart-bar-fill{width:100%;border-radius:var(--radius-xs) var(--radius-xs) 0 0;background:linear-gradient(180deg,var(--accent) 0%,rgba(var(--accent-rgb),.4) 100%);transition:height .5s ease-in-out}.bar-chart-label{font-family:var(--font-mono);font-size:11px;color:var(--text-muted)}.settings-container{max-width:800px;margin:0 auto;display:flex;flex-direction:column;gap:var(--space-xl)}.form-group{display:flex;flex-direction:column;gap:var(--space-sm);margin-bottom:var(--space-lg)}.form-group label{font-size:13px;font-weight:500;color:var(--text-secondary)}.form-input{background-color:var(--bg-primary);border:1px solid var(--border-muted);border-radius:var(--radius-sm);padding:var(--space-sm) var(--space-md);color:var(--text-primary);font-family:var(--font-sans);font-size:13px;transition:all var(--transition-fast)}.form-input:focus{border-color:var(--accent);outline:none;box-shadow:0 0 8px rgba(var(--accent-rgb),.15)}.custom-select-item:hover{background-color:var(--bg-hover)!important;color:var(--text-primary)!important}.theme-presets-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:var(--space-md)}.theme-preset-card{border:1px solid var(--border-muted);border-radius:var(--radius-lg);padding:var(--space-md);cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:var(--space-md);background-color:var(--bg-secondary);transition:all var(--transition-fast)}.theme-preset-card:hover{border-color:var(--border-accent)}.theme-preset-card.selected{border-color:var(--accent);background-color:var(--bg-secondary)}.theme-preview-layout{width:100%;aspect-ratio:16 / 10;border-radius:var(--radius-md);border:1.5px solid var(--border-muted);display:flex;overflow:hidden;background-color:#fafafa;transition:all var(--transition-fast)}.theme-preset-card.selected .theme-preview-layout{border-color:rgba(var(--accent-rgb),.3)}.preview-sidebar{width:32%;height:100%;background-color:#111113;border-right:1.5px solid var(--border-muted);padding:8px 6px;display:flex;flex-direction:column;gap:4px}.preview-accent-block{width:100%;height:8px;border-radius:var(--radius-xs);margin-bottom:2px}.preview-line{height:2px;background-color:#27272a;border-radius:1px}.preview-line.short{width:50%}.preview-line.long{width:80%}.preview-content{flex:1;height:100%;background-color:#fff}.theme-preset-card span{font-size:11px;font-weight:500;color:var(--text-secondary)}.pricing-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-lg);margin-top:var(--space-md)}.pricing-card{background-color:var(--bg-secondary);border:1px solid var(--border-muted);border-radius:var(--radius-lg);padding:var(--space-xl);display:flex;flex-direction:column;position:relative;overflow:hidden}.pricing-card.popular{border-color:var(--accent);box-shadow:0 0 24px rgba(var(--accent-rgb),.05)}.pricing-card-badge{position:absolute;top:12px;right:12px;background-color:var(--accent);color:var(--bg-primary);font-size:9px;font-weight:700;text-transform:uppercase;padding:2px 6px;border-radius:var(--radius-xs);font-family:var(--font-mono)}.pricing-card h4{font-size:18px;margin-bottom:var(--space-xs)}.price-block{margin:var(--space-md) 0 var(--space-lg)}.price-number{font-family:var(--font-display);font-size:36px;font-weight:800;color:var(--text-primary)}.price-period{font-size:13px;color:var(--text-muted)}.pricing-features{display:flex;flex-direction:column;gap:var(--space-sm);margin-bottom:var(--space-xl);flex:1}.pricing-feature-item{display:flex;align-items:center;gap:var(--space-sm);font-size:13px;color:var(--text-secondary)}.pricing-feature-item svg{width:14px;height:14px;color:var(--color-green);flex-shrink:0}@keyframes fadeIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.fade-in-element{animation:fadeIn .35s cubic-bezier(.16,1,.3,1) forwards}@media(max-width:1024px){.sidebar{transform:translate(-100%);position:absolute}.app-container.sidebar-open .sidebar{transform:translate(0)}.dashboard-grid{grid-template-columns:1fr}.dashboard-left,.dashboard-right{grid-column:span 12}.metrics-row{grid-template-columns:repeat(2,1fr)}.roadmap-card-grid{grid-template-columns:1fr}.skills-grid{grid-template-columns:repeat(2,1fr)}.analytics-grid{grid-template-columns:1fr}}@media(max-width:640px){.metrics-row,.skills-grid{grid-template-columns:1fr}.difficulty-selector{grid-template-columns:repeat(2,1fr)}.pricing-grid{grid-template-columns:1fr}}.calendar-card{display:flex;flex-direction:column;gap:var(--space-sm)}.calendar-card-header{display:flex;align-items:center;justify-content:space-between}.calendar-subtitle{font-size:11px;color:var(--text-muted);font-family:var(--font-mono)}.calendar-week-header{display:grid;grid-template-columns:repeat(7,1fr);text-align:center;font-size:10px;font-weight:600;color:var(--text-muted);border-bottom:1px solid var(--border-muted);padding-bottom:4px}.calendar-days-grid{display:grid;grid-template-columns:repeat(7,1fr);row-gap:4px;column-gap:4px}.calendar-day-cell{aspect-ratio:1;display:flex;flex-direction:column;align-items:center;justify-content:center;font-size:11px;color:var(--text-secondary);position:relative;cursor:pointer;border-radius:50%;transition:all var(--transition-fast)}.calendar-day-cell:hover:not(.empty):not(.today){background-color:var(--bg-hover);color:var(--text-primary)}.calendar-day-cell.today{background-color:var(--accent);color:var(--bg-primary);font-weight:700;box-shadow:0 0 8px rgba(var(--accent-rgb),.4)}.calendar-day-cell .completed-dot{position:absolute;bottom:2px;width:3px;height:3px;border-radius:50%;background-color:var(--accent);box-shadow:0 0 2px var(--accent)}.calendar-day-cell.today .completed-dot{display:none}.profile-header-card{display:flex;align-items:center;gap:var(--space-xl);margin-bottom:var(--space-xl);padding-bottom:var(--space-xl);border-bottom:1px solid var(--border-muted)}.profile-avatar-large{width:80px;height:80px;border-radius:50%;background-color:var(--accent);color:var(--bg-primary);display:flex;align-items:center;justify-content:center;font-size:28px;font-weight:800;font-family:var(--font-display);box-shadow:0 0 20px rgba(var(--accent-rgb),.15);border:3px solid var(--border-muted);transition:all var(--transition-normal);-webkit-user-select:none;user-select:none}.profile-avatar-large:hover{transform:scale(1.05);box-shadow:0 0 25px rgba(var(--accent-rgb),.3)}.profile-info-inputs{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-lg)}@media(max-width:640px){.profile-info-inputs{grid-template-columns:1fr}}.toggle-switch-group{display:flex;align-items:center;justify-content:space-between;padding:var(--space-md) 0;border-bottom:1px solid var(--border-muted)}.toggle-switch-group:last-child{border-bottom:none;padding-bottom:0}.toggle-switch-info{display:flex;flex-direction:column;gap:2px}.toggle-switch-title{font-size:13px;font-weight:500;color:var(--text-primary)}.toggle-switch-desc{font-size:11px;color:var(--text-muted)}.switch{position:relative;display:inline-block;width:44px;height:24px;flex-shrink:0}.switch input{opacity:0;width:0;height:0}.slider-round{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background-color:var(--bg-hover);border:1px solid var(--border-muted);transition:.3s;border-radius:24px}.slider-round:before{position:absolute;content:"";height:16px;width:16px;left:3px;bottom:3px;background-color:var(--text-secondary);transition:.3s;border-radius:50%}input:checked+.slider-round{background-color:var(--accent);border-color:var(--accent)}input:checked+.slider-round:before{transform:translate(20px);background-color:var(--bg-primary)}.slider-group{display:flex;flex-direction:column;gap:var(--space-xs);margin-bottom:var(--space-lg)}.slider-header{display:flex;justify-content:space-between;align-items:center;font-size:13px;font-weight:500;color:var(--text-secondary)}.slider-value{font-family:var(--font-mono);color:var(--accent);font-size:12px;font-weight:600;background-color:rgba(var(--accent-rgb),.08);padding:2px 6px;border-radius:var(--radius-xs)}.slider-input{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100%;height:6px;border-radius:3px;background:var(--bg-hover);outline:none;transition:background .15s ease-in-out;cursor:pointer}.slider-input::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:16px;height:16px;border-radius:50%;background:var(--accent);cursor:pointer;transition:transform .1s ease-in-out;box-shadow:0 0 6px rgba(var(--accent-rgb),.3)}.slider-input::-webkit-slider-thumb:hover{transform:scale(1.2)}.slider-input::-moz-range-thumb{width:16px;height:16px;border:none;border-radius:50%;background:var(--accent);cursor:pointer;transition:transform .1s ease-in-out;box-shadow:0 0 6px rgba(var(--accent-rgb),.3)}.slider-input::-moz-range-thumb:hover{transform:scale(1.2)}.billing-switcher-container{display:flex;justify-content:center;margin-bottom:var(--space-xl)}.billing-switcher{display:inline-flex;background-color:var(--bg-tertiary);border:1px solid var(--border-muted);border-radius:30px;padding:3px;gap:4px}.billing-btn{border:none;background:none;padding:var(--space-sm) var(--space-xl);border-radius:20px;font-size:12px;font-weight:600;color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast);display:flex;align-items:center;gap:var(--space-xs)}.billing-btn.active{background-color:var(--accent);color:var(--bg-primary);box-shadow:0 2px 10px rgba(var(--accent-rgb),.2)}.billing-discount-badge{background-color:var(--color-green);color:#09090b;font-size:9px;font-weight:700;padding:1px 5px;border-radius:var(--radius-xs);font-family:var(--font-mono)}.invoice-table-wrapper{overflow-x:auto;margin-top:var(--space-lg);border:1px solid var(--border-muted);border-radius:var(--radius-md)}.invoice-table{width:100%;border-collapse:collapse;font-size:13px;text-align:left}.invoice-table th{color:var(--text-muted);background-color:var(--bg-tertiary);font-weight:600;padding:var(--space-md) var(--space-lg);border-bottom:1px solid var(--border-muted);text-transform:uppercase;font-size:10px;letter-spacing:.05em}.invoice-table td{padding:var(--space-md) var(--space-lg);border-bottom:1px solid var(--border-muted);color:var(--text-secondary)}.invoice-table tr:last-child td{border-bottom:none}.invoice-status-badge{display:inline-flex;align-items:center;gap:4px;font-size:10px;font-weight:600;text-transform:uppercase;font-family:var(--font-mono);padding:2px 6px;border-radius:var(--radius-xs);background-color:#10b9811a;color:var(--color-green);border:1px solid rgba(16,185,129,.2)}.interview-setup-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-lg);margin-bottom:var(--space-xl)}@media(max-width:768px){.interview-setup-grid{grid-template-columns:1fr}}.selector-option-card{background-color:var(--bg-secondary);border:1.5px solid var(--border-muted);border-radius:var(--radius-lg);padding:var(--space-lg);cursor:pointer;transition:all var(--transition-fast);display:flex;flex-direction:column;gap:6px}.selector-option-card:hover{border-color:var(--border-accent);background-color:var(--bg-hover)}.selector-option-card.selected{border-color:var(--accent);background-color:rgba(var(--accent-rgb),.03)}.selector-option-card h4{font-size:15px;font-weight:600;color:var(--text-primary)}.selector-option-card p{font-size:12px;color:var(--text-secondary);line-height:1.4}.persona-presets-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-md);margin-bottom:var(--space-xl)}@media(max-width:640px){.persona-presets-grid{grid-template-columns:1fr}}.chat-console-wrapper{background-color:var(--bg-secondary);border:1px solid var(--border-muted);border-radius:var(--radius-lg);overflow:hidden;display:flex;flex-direction:column;box-shadow:0 4px 20px #0003}.chat-console-header{padding:var(--space-md) var(--space-lg);background-color:var(--bg-tertiary);border-bottom:1px solid var(--border-muted);display:flex;justify-content:space-between;align-items:center}.chat-console-body{padding:var(--space-xl);display:flex;flex-direction:column;gap:var(--space-xl)}.interviewer-chat-row{display:flex;gap:var(--space-md);align-items:flex-start}.interviewer-avatar-box{width:40px;height:40px;border-radius:50%;background-color:var(--accent);color:var(--bg-primary);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;box-shadow:0 0 10px rgba(var(--accent-rgb),.2);flex-shrink:0}.interviewer-speech-bubble{background-color:var(--bg-primary);border:1px solid var(--border-muted);border-radius:var(--radius-lg);border-top-left-radius:2px;padding:var(--space-lg);color:var(--text-primary);font-size:14px;line-height:1.6;flex:1}.user-response-box{display:flex;flex-direction:column;gap:var(--space-md);border-top:1px solid var(--border-muted);padding-top:var(--space-lg)}.user-textarea{width:100%;min-height:140px;background-color:var(--bg-primary);border:1px solid var(--border-muted);border-radius:var(--radius-md);padding:var(--space-md);color:var(--text-primary);font-family:var(--font-sans);font-size:13.5px;line-height:1.6;resize:vertical;transition:all var(--transition-fast)}.user-textarea:focus{border-color:var(--accent);outline:none;box-shadow:0 0 8px rgba(var(--accent-rgb),.15)}.hints-row{display:flex;flex-wrap:wrap;gap:var(--space-sm);align-items:center;margin-top:4px}.hint-chip{font-size:11px;background-color:var(--bg-tertiary);border:1px solid var(--border-muted);padding:3px 8px;border-radius:var(--radius-sm);color:var(--text-secondary);font-family:var(--font-mono)}.feedback-grid{display:grid;grid-template-columns:3fr 4fr;gap:var(--space-xl)}@media(max-width:900px){.feedback-grid{grid-template-columns:1fr}}.feedback-score-radial{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-xl);border:1px solid var(--border-muted);border-radius:var(--radius-lg);background-color:#ffffff01;text-align:center}.feedback-score-value{width:110px;height:110px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:32px;font-weight:800;font-family:var(--font-display);margin-bottom:var(--space-md);box-shadow:0 0 20px rgba(var(--accent-rgb),.1)}.feedback-metrics-list{display:flex;flex-direction:column;gap:var(--space-md)}.feedback-metric-item{display:flex;flex-direction:column;gap:6px}.metric-bar-bg{height:6px;background-color:var(--bg-hover);border-radius:var(--radius-xs);overflow:hidden}.metric-bar-fill{height:100%;border-radius:var(--radius-xs);transition:width .8s cubic-bezier(.16,1,.3,1)}.mode-toggle-bar{display:flex;background-color:var(--bg-tertiary);border:1px solid var(--border-muted);border-radius:var(--radius-full);padding:4px;width:max-content;margin:0 auto var(--space-lg) auto;gap:4px}.mode-toggle-btn{background:none;border:none;padding:8px 18px;font-size:12px;font-weight:600;border-radius:var(--radius-full);color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;gap:6px;transition:all var(--transition-fast)}.mode-toggle-btn:hover{color:var(--text-primary);background-color:#ffffff08}.mode-toggle-btn.active{background-color:var(--accent);color:var(--bg-primary);box-shadow:0 4px 12px rgba(var(--accent-rgb),.25)}.voice-mode-console{display:flex;flex-direction:column;align-items:center;gap:var(--space-xl);padding:var(--space-md) 0;width:100%}.waveform-wrapper{display:flex;flex-direction:column;align-items:center;gap:var(--space-sm);width:100%}.voice-status-text{font-size:12px;font-family:var(--font-mono);color:var(--text-secondary)}.waveform-container{display:flex;align-items:center;justify-content:center;gap:5px;height:50px;width:100%;max-width:320px}.waveform-container .bar{width:4px;height:8px;background-color:var(--border-muted);border-radius:var(--radius-full);transition:all .3s ease;opacity:.4}.waveform-container.animating .bar{background-color:var(--accent);opacity:1;animation:bounce .8s ease-in-out infinite}@keyframes bounce{0%,to{height:8px;transform:scaleY(1)}50%{height:36px;transform:scaleY(1)}}.waveform-container.animating .bar:nth-child(odd){animation-duration:.7s}.waveform-container.animating .bar:nth-child(3n){animation-duration:.9s}.waveform-container.animating .bar:nth-child(1){animation-delay:.1s}.waveform-container.animating .bar:nth-child(2){animation-delay:.2s}.waveform-container.animating .bar:nth-child(3){animation-delay:.3s}.waveform-container.animating .bar:nth-child(4){animation-delay:.4s}.waveform-container.animating .bar:nth-child(5){animation-delay:.5s}.waveform-container.animating .bar:nth-child(6){animation-delay:.4s}.waveform-container.animating .bar:nth-child(7){animation-delay:.3s}.waveform-container.animating .bar:nth-child(8){animation-delay:.2s}.waveform-container.animating .bar:nth-child(9){animation-delay:.1s}.waveform-container.animating .bar:nth-child(10){animation-delay:.2s}.waveform-container.animating .bar:nth-child(11){animation-delay:.3s}.waveform-container.animating .bar:nth-child(12){animation-delay:.4s}.waveform-container.animating .bar:nth-child(13){animation-delay:.5s}.waveform-container.animating .bar:nth-child(14){animation-delay:.4s}.waveform-container.animating .bar:nth-child(15){animation-delay:.3s}.voice-mic-container{position:relative;display:flex;align-items:center;justify-content:center;margin:var(--space-md) 0}.voice-mic-button{position:relative;width:90px;height:90px;border-radius:50%;background:var(--accent);border:none;color:var(--bg-primary);display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 8px 24px rgba(var(--accent-rgb),.3);transition:all .3s cubic-bezier(.175,.885,.32,1.275);z-index:2}.voice-mic-button:hover{transform:scale(1.06);box-shadow:0 12px 30px rgba(var(--accent-rgb),.45)}.voice-mic-button.recording{background:var(--accent);box-shadow:0 8px 24px rgba(var(--accent-rgb),.6)}.voice-mic-button .pulse-ring{position:absolute;top:-10px;left:-10px;right:-10px;bottom:-10px;border-radius:50%;border:2px solid var(--accent);opacity:0;transition:all .3s ease;z-index:1}.voice-mic-button.recording .pulse-ring{border-color:var(--accent);animation:pulse-glow 2s cubic-bezier(.215,.61,.355,1) infinite}.voice-mic-button .pulse-ring-2{position:absolute;top:-20px;left:-20px;right:-20px;bottom:-20px;border-radius:50%;border:1.5px dashed var(--accent);opacity:0;transition:all .3s ease;z-index:1}.voice-mic-button.recording .pulse-ring-2{border-color:#ea580c;animation:pulse-glow 2s cubic-bezier(.215,.61,.355,1) infinite;animation-delay:.5s}@keyframes pulse-glow{0%{transform:scale(.9);opacity:.8}to{transform:scale(1.4);opacity:0}}.transcription-display{width:100%;min-height:110px;background-color:var(--bg-primary);border:1px solid var(--border-muted);border-radius:var(--radius-lg);padding:var(--space-lg);display:flex;align-items:center;justify-content:center;box-shadow:inset 0 2px 8px #0000001a}.transcription-placeholder{color:var(--text-muted);font-size:13px;text-align:center;line-height:1.5;font-style:italic;max-width:80%}.transcription-text{color:var(--text-primary);font-size:14px;line-height:1.6;text-align:left;width:100%;font-family:var(--font-sans);animation:fade-in .3s ease-out}.voice-input-inline-bar{display:flex;align-items:center;gap:var(--space-md);background-color:var(--bg-tertiary);border:1px solid var(--border-muted);border-radius:var(--radius-lg);padding:var(--space-sm) var(--space-md);margin:var(--space-md) 0;box-shadow:inset 0 1px 3px #0000001a}.voice-inline-mic-btn{position:relative;width:38px;height:38px;border-radius:50%;background:var(--accent);border:none;color:var(--bg-primary);display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 4px 10px rgba(var(--accent-rgb),.2);transition:all .3s cubic-bezier(.175,.885,.32,1.275);flex-shrink:0}.voice-inline-mic-btn:hover:not(:disabled){transform:scale(1.05);box-shadow:0 6px 14px rgba(var(--accent-rgb),.3)}.voice-inline-mic-btn:disabled{opacity:.5;cursor:not-allowed}.voice-inline-mic-btn.recording{background:var(--accent);box-shadow:0 0 16px rgba(var(--accent-rgb),.55)}.voice-inline-mic-btn.recording .pulse-ring{position:absolute;top:-4px;left:-4px;right:-4px;bottom:-4px;border-radius:50%;border:2px solid var(--accent);opacity:0;animation:pulse-glow 1.5s cubic-bezier(.215,.61,.355,1) infinite}.voice-inline-status{display:flex;align-items:center;justify-content:space-between;gap:var(--space-md);flex:1}.waveform-container-inline{display:flex;align-items:center;gap:3px;height:16px}.waveform-container-inline .bar{width:3px;height:6px;background-color:var(--border-muted);border-radius:var(--radius-full);transition:all .2s ease}.waveform-container-inline.animating .bar{background-color:var(--accent);animation:bounce-inline .8s ease-in-out infinite}@keyframes bounce-inline{0%,to{height:6px}50%{height:16px}}.waveform-container-inline.animating .bar:nth-child(1){animation-delay:.1s}.waveform-container-inline.animating .bar:nth-child(2){animation-delay:.2s}.waveform-container-inline.animating .bar:nth-child(3){animation-delay:.3s}.waveform-container-inline.animating .bar:nth-child(4){animation-delay:.4s}.waveform-container-inline.animating .bar:nth-child(5){animation-delay:.3s}.waveform-container-inline.animating .bar:nth-child(6){animation-delay:.2s}.waveform-container-inline.animating .bar:nth-child(7){animation-delay:.1s}.waveform-container-inline.animating .bar:nth-child(8){animation-delay:.2s}.auth-container{display:flex;align-items:center;justify-content:center;min-height:100vh;width:100vw;background-color:var(--bg-primary);padding:var(--space-lg)}.auth-card{width:100%;max-width:420px;padding:var(--space-2xl);animation:fadeIn .3s ease-out}.auth-logo{display:flex;align-items:center;gap:var(--space-sm)}.auth-divider{display:flex;align-items:center;gap:var(--space-md);margin:var(--space-lg) 0;color:var(--text-muted);font-size:12px}.auth-divider:before,.auth-divider:after{content:"";flex:1;height:1px;background-color:var(--border-muted)}.auth-error{margin-top:var(--space-sm);padding:var(--space-sm) var(--space-md);background-color:#ef444414;border:1px solid rgba(239,68,68,.2);border-radius:var(--radius-sm);color:var(--color-red);font-size:12px;font-weight:500}.provider-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-sm)}.provider-card{display:flex;flex-direction:column;align-items:center;gap:var(--space-xs);padding:var(--space-lg) var(--space-md);background-color:var(--bg-secondary);border:1.5px solid var(--border-muted);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);color:var(--text-secondary)}.provider-card:hover{border-color:var(--border-accent);background-color:var(--bg-tertiary)}.provider-card.selected{border-color:var(--accent);background-color:rgba(var(--accent-rgb),.06);color:var(--text-primary)}.provider-icon{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:var(--radius-md);background-color:var(--bg-hover);color:var(--accent)}.provider-name{font-size:13px;font-weight:600}.provider-desc{font-size:10px;color:var(--text-muted);text-align:center;line-height:1.4}.wizard-step-indicator{display:flex;align-items:center;justify-content:center;gap:0;margin-top:var(--space-xl)}.wizard-step-dot{width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;font-family:var(--font-mono);border:1.5px solid var(--border-muted);color:var(--text-muted);background-color:var(--bg-secondary);transition:all var(--transition-fast)}.wizard-step-dot.active{border-color:var(--accent);color:var(--accent);background-color:rgba(var(--accent-rgb),.08)}.wizard-step-line{width:48px;height:1.5px;background-color:var(--border-muted);margin:0 var(--space-xs)}.sidebar-logout-btn{display:flex;align-items:center;gap:var(--space-sm);width:100%;padding:var(--space-sm) var(--space-md);background:none;border:none;border-top:1px solid var(--border-muted);color:var(--text-muted);font-size:12px;cursor:pointer;transition:all var(--transition-fast)}.sidebar-logout-btn:hover{color:var(--color-red);background-color:#ef44440f}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}