@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap";:root{--brand-50: #eef2ff;--brand-100: #e0e7ff;--brand-200: #c7d2fe;--brand-300: #a5b4fc;--brand-400: #818cf8;--brand-500: #6366f1;--brand-600: #4f46e5;--brand-700: #4338ca;--brand-800: #3730a3;--brand-900: #312e81;--accent-50: #ecfdf5;--accent-100: #d1fae5;--accent-200: #a7f3d0;--accent-400: #34d399;--accent-500: #10b981;--accent-600: #059669;--neutral-50: #fafafa;--neutral-100: #f4f4f5;--neutral-200: #e4e4e7;--neutral-300: #d4d4d8;--neutral-400: #a1a1aa;--neutral-500: #71717a;--neutral-600: #52525b;--neutral-700: #3f3f46;--neutral-800: #27272a;--neutral-900: #18181b;--danger-50: #fef2f2;--danger-100: #fee2e2;--danger-400: #f87171;--danger-500: #ef4444;--danger-600: #dc2626;--warning-50: #fffbeb;--warning-100: #fef3c7;--warning-400: #fbbf24;--warning-500: #f59e0b;--info-50: #eff6ff;--info-100: #dbeafe;--info-400: #60a5fa;--info-500: #3b82f6;--bg-app: #f8f9fc;--bg-surface: #ffffff;--bg-elevated: #ffffff;--bg-hover: #f4f4f7;--bg-active: var(--brand-50);--border-default: #e4e4e7;--border-subtle: #f0f0f3;--border-focus: var(--brand-400);--text-primary: var(--neutral-900);--text-secondary: var(--neutral-500);--text-tertiary: var(--neutral-400);--text-inverse: #ffffff;--text-brand: var(--brand-600);--shadow-xs: 0 1px 2px rgba(0,0,0,.04);--shadow-sm: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);--shadow-md: 0 4px 6px -1px rgba(0,0,0,.07), 0 2px 4px -2px rgba(0,0,0,.05);--shadow-lg: 0 10px 15px -3px rgba(0,0,0,.08), 0 4px 6px -4px rgba(0,0,0,.04);--shadow-xl: 0 20px 25px -5px rgba(0,0,0,.08), 0 8px 10px -6px rgba(0,0,0,.04);--shadow-glow: 0 0 20px rgba(99, 102, 241, .15);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;--radius-xl: 20px;--radius-full: 9999px;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-8: 32px;--space-10: 40px;--space-12: 48px;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace;--text-xs: .75rem;--text-sm: .8125rem;--text-base: .875rem;--text-lg: 1rem;--text-xl: 1.125rem;--text-2xl: 1.5rem;--text-3xl: 1.875rem;--transition-fast: .15s cubic-bezier(.4, 0, .2, 1);--transition-base: .2s cubic-bezier(.4, 0, .2, 1);--transition-slow: .3s cubic-bezier(.4, 0, .2, 1);--sidebar-width: 260px;--sidebar-collapsed: 64px;--header-height: 56px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-sans);font-size:var(--text-base);color:var(--text-primary);background:var(--bg-app);line-height:1.5;min-height:100vh}#root{min-height:100vh}a{color:var(--text-brand);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--brand-700)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);font-family:var(--font-sans);font-size:var(--text-sm);font-weight:500;border-radius:var(--radius-md);border:1px solid transparent;cursor:pointer;transition:all var(--transition-fast);white-space:nowrap;line-height:1.5}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:linear-gradient(135deg,var(--brand-500),var(--brand-600));color:var(--text-inverse);border-color:var(--brand-600);box-shadow:var(--shadow-sm),0 1px 2px #6366f133}.btn-primary:hover:not(:disabled){background:linear-gradient(135deg,var(--brand-600),var(--brand-700));box-shadow:var(--shadow-md),0 2px 8px #6366f14d;transform:translateY(-1px)}.btn-secondary{background:var(--bg-surface);color:var(--text-primary);border-color:var(--border-default)}.btn-secondary:hover:not(:disabled){background:var(--bg-hover);border-color:var(--neutral-300)}.btn-ghost{background:transparent;color:var(--text-secondary)}.btn-ghost:hover:not(:disabled){background:var(--bg-hover);color:var(--text-primary)}.btn-danger{background:var(--danger-500);color:var(--text-inverse);border-color:var(--danger-600)}.btn-danger:hover:not(:disabled){background:var(--danger-600)}.btn-sm{padding:var(--space-1) var(--space-3);font-size:var(--text-xs)}.btn-lg{padding:var(--space-3) var(--space-6);font-size:var(--text-base)}.btn-icon{padding:var(--space-2);width:36px;height:36px}.card{background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-lg);box-shadow:var(--shadow-xs);transition:all var(--transition-base)}.card:hover{box-shadow:var(--shadow-sm)}.card-header{padding:var(--space-4) var(--space-5);border-bottom:1px solid var(--border-subtle);display:flex;align-items:center;justify-content:space-between}.card-body{padding:var(--space-5)}.input-group{display:flex;flex-direction:column;gap:var(--space-1)}.input-group label{font-size:var(--text-sm);font-weight:500;color:var(--text-secondary)}.input{padding:var(--space-2) var(--space-3);font-family:var(--font-sans);font-size:var(--text-base);color:var(--text-primary);background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-md);transition:all var(--transition-fast);outline:none;width:100%}.input:focus{border-color:var(--border-focus);box-shadow:0 0 0 3px #6366f11a}.input::placeholder{color:var(--text-tertiary)}.badge{display:inline-flex;align-items:center;gap:var(--space-1);padding:2px var(--space-2);font-size:var(--text-xs);font-weight:600;border-radius:var(--radius-full);white-space:nowrap}.badge-brand{background:var(--brand-100);color:var(--brand-700)}.badge-success{background:var(--accent-100);color:var(--accent-600)}.badge-warning{background:var(--warning-100);color:var(--warning-500)}.badge-danger{background:var(--danger-100);color:var(--danger-600)}.badge-info{background:var(--info-100);color:var(--info-500)}.badge-neutral{background:var(--neutral-100);color:var(--neutral-600)}.status-dot{width:8px;height:8px;border-radius:50%;display:inline-block;flex-shrink:0}.status-dot.active{background:var(--accent-500);box-shadow:0 0 6px #10b98166}.status-dot.running{background:var(--info-500);animation:pulse 2s infinite}.status-dot.pending{background:var(--warning-400)}.status-dot.error{background:var(--danger-500)}.status-dot.inactive{background:var(--neutral-300)}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.data-table{width:100%;border-collapse:collapse}.data-table th{padding:var(--space-2) var(--space-3);text-align:left;font-size:var(--text-xs);font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;border-bottom:1px solid var(--border-default);background:var(--neutral-50)}.data-table td{padding:var(--space-3);font-size:var(--text-sm);border-bottom:1px solid var(--border-subtle);vertical-align:middle}.data-table tr:hover td{background:var(--bg-hover)}.app-layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-width);background:var(--bg-surface);border-right:1px solid var(--border-default);display:flex;flex-direction:column;position:fixed;top:0;left:0;height:100vh;z-index:40;transition:width var(--transition-slow)}.sidebar-logo{height:var(--header-height);display:flex;align-items:center;padding:0 var(--space-5);border-bottom:1px solid var(--border-subtle);gap:var(--space-3)}.sidebar-logo h1{font-size:var(--text-lg);font-weight:800;background:linear-gradient(135deg,var(--brand-600),var(--brand-400));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-.02em}.sidebar-logo .logo-icon{width:32px;height:32px;background:linear-gradient(135deg,var(--brand-500),var(--brand-600));border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;color:#fff;flex-shrink:0}.sidebar-nav{flex:1;padding:var(--space-3);display:flex;flex-direction:column;gap:var(--space-1);overflow-y:auto}.sidebar-section-title{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--text-tertiary);padding:var(--space-3) var(--space-3) var(--space-1)}.nav-item{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-2) var(--space-3);border-radius:var(--radius-md);font-size:var(--text-sm);font-weight:500;color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast);text-decoration:none;border:1px solid transparent}.nav-item:hover{background:var(--bg-hover);color:var(--text-primary)}.nav-item.active{background:var(--brand-50);color:var(--brand-700);border-color:var(--brand-100)}.nav-item .nav-icon{width:20px;height:20px;flex-shrink:0;opacity:.6}.nav-item.active .nav-icon{opacity:1}.sidebar-footer{padding:var(--space-3);border-top:1px solid var(--border-subtle)}.main-content{flex:1;margin-left:var(--sidebar-width);display:flex;flex-direction:column;min-height:100vh}.top-header{height:var(--header-height);background:var(--bg-surface);border-bottom:1px solid var(--border-default);display:flex;align-items:center;justify-content:space-between;padding:0 var(--space-6);position:sticky;top:0;z-index:30}.page-content{flex:1;padding:var(--space-6);max-width:1400px;width:100%}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--bg-app) 0%,var(--brand-50) 50%,var(--bg-app) 100%);position:relative;overflow:hidden}.auth-page:before{content:"";position:absolute;top:-40%;right:-20%;width:600px;height:600px;background:radial-gradient(circle,rgba(99,102,241,.08) 0%,transparent 70%);border-radius:50%;pointer-events:none}.auth-page:after{content:"";position:absolute;bottom:-30%;left:-10%;width:500px;height:500px;background:radial-gradient(circle,rgba(16,185,129,.06) 0%,transparent 70%);border-radius:50%;pointer-events:none}.auth-card{width:100%;max-width:420px;background:var(--bg-surface);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);border:1px solid var(--border-default);padding:var(--space-10);position:relative;z-index:1;animation:slideUp .5s cubic-bezier(.16,1,.3,1)}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.auth-logo{display:flex;align-items:center;gap:var(--space-3);margin-bottom:var(--space-8)}.auth-logo-icon{width:44px;height:44px;background:linear-gradient(135deg,var(--brand-500),var(--brand-600));border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;color:#fff;box-shadow:0 4px 12px #6366f14d}.auth-logo h1{font-size:var(--text-xl);font-weight:800;background:linear-gradient(135deg,var(--brand-600),var(--brand-400));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.auth-logo span{font-size:var(--text-xs);color:var(--text-tertiary);margin-top:2px}.auth-form{display:flex;flex-direction:column;gap:var(--space-4)}.auth-form h2{font-size:var(--text-2xl);font-weight:700;color:var(--text-primary);margin-bottom:var(--space-1)}.auth-form p.subtitle{font-size:var(--text-sm);color:var(--text-secondary);margin-bottom:var(--space-4)}.auth-divider{display:flex;align-items:center;gap:var(--space-3);margin:var(--space-2) 0}.auth-divider:before,.auth-divider:after{content:"";flex:1;border-top:1px solid var(--border-default)}.auth-divider span{font-size:var(--text-xs);color:var(--text-tertiary)}.auth-link{text-align:center;font-size:var(--text-sm);color:var(--text-secondary)}.auth-link a{font-weight:600}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:var(--space-4)}.stat-card{background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-lg);padding:var(--space-5);display:flex;align-items:flex-start;gap:var(--space-4);transition:all var(--transition-base)}.stat-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.stat-icon{width:44px;height:44px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;flex-shrink:0}.stat-icon.brand{background:var(--brand-50);color:var(--brand-600)}.stat-icon.success{background:var(--accent-50);color:var(--accent-600)}.stat-icon.warning{background:var(--warning-50);color:var(--warning-500)}.stat-icon.info{background:var(--info-50);color:var(--info-500)}.stat-icon.danger{background:var(--danger-50);color:var(--danger-600)}.stat-content h3{font-size:var(--text-xs);font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em}.stat-content .stat-value{font-size:var(--text-2xl);font-weight:800;color:var(--text-primary);line-height:1.2;margin-top:var(--space-1)}.stat-content .stat-change{font-size:var(--text-xs);margin-top:var(--space-1);display:flex;align-items:center;gap:var(--space-1)}.stat-change.positive{color:var(--accent-600)}.stat-change.negative{color:var(--danger-500)}.credit-bar-wrap{background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-lg);padding:var(--space-5)}.credit-bar-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-3)}.credit-bar-track{height:10px;background:var(--neutral-100);border-radius:var(--radius-full);overflow:hidden}.credit-bar-fill{height:100%;border-radius:var(--radius-full);background:linear-gradient(90deg,var(--brand-400),var(--brand-600));transition:width var(--transition-slow)}.credit-bar-fill.low{background:linear-gradient(90deg,var(--warning-400),var(--danger-500))}.chat-container{display:flex;flex-direction:column;height:calc(100vh - var(--header-height) - var(--space-12));max-height:700px;background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-lg);overflow:hidden}.chat-messages{flex:1;overflow-y:auto;padding:var(--space-5);display:flex;flex-direction:column;gap:var(--space-4)}.chat-bubble{max-width:80%;padding:var(--space-3) var(--space-4);border-radius:var(--radius-lg);font-size:var(--text-sm);line-height:1.6;animation:fadeIn .3s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.chat-bubble.user{align-self:flex-end;background:linear-gradient(135deg,var(--brand-500),var(--brand-600));color:var(--text-inverse);border-bottom-right-radius:var(--radius-sm)}.chat-bubble.assistant{align-self:flex-start;background:var(--neutral-100);color:var(--text-primary);border-bottom-left-radius:var(--radius-sm)}.chat-input-bar{padding:var(--space-4);border-top:1px solid var(--border-subtle);display:flex;gap:var(--space-3)}.chat-input-bar .input{flex:1}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-12) var(--space-6);text-align:center}.empty-state-icon{width:64px;height:64px;background:var(--neutral-100);border-radius:var(--radius-xl);display:flex;align-items:center;justify-content:center;color:var(--neutral-400);margin-bottom:var(--space-4)}.empty-state h3{font-size:var(--text-lg);font-weight:600;color:var(--text-primary);margin-bottom:var(--space-2)}.empty-state p{font-size:var(--text-sm);color:var(--text-secondary);max-width:360px;margin-bottom:var(--space-5)}.spinner{width:20px;height:20px;border:2px solid var(--border-default);border-top-color:var(--brand-500);border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-screen{display:flex;align-items:center;justify-content:center;min-height:100vh;flex-direction:column;gap:var(--space-4)}.loading-screen .spinner{width:36px;height:36px}.quality-bar{width:60px;height:6px;background:var(--neutral-200);border-radius:var(--radius-full);overflow:hidden}.quality-bar-fill{height:100%;border-radius:var(--radius-full);transition:width var(--transition-base)}.quality-bar-fill.high{background:var(--accent-500)}.quality-bar-fill.medium{background:var(--warning-400)}.quality-bar-fill.low{background:var(--danger-400)}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-6)}.page-header h2{font-size:var(--text-2xl);font-weight:700;color:var(--text-primary)}.page-header p{font-size:var(--text-sm);color:var(--text-secondary);margin-top:var(--space-1)}@media(max-width:768px){.sidebar{transform:translate(-100%)}.sidebar.open{transform:translate(0)}.main-content{margin-left:0}.stats-grid{grid-template-columns:1fr}.page-content{padding:var(--space-4)}}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--neutral-300);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--neutral-400)}.landing{background:var(--bg-surface);min-height:100vh;overflow-x:hidden}.landing-nav{position:fixed;top:0;left:0;right:0;z-index:100;background:#ffffffd9;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-bottom:1px solid var(--border-subtle)}.landing-nav-inner{max-width:1200px;margin:0 auto;padding:0 var(--space-6);height:64px;display:flex;align-items:center;justify-content:space-between}.landing-logo{display:flex;align-items:center;gap:var(--space-2);font-size:var(--text-lg);color:var(--text-primary);font-weight:400;letter-spacing:-.02em}.landing-logo strong{font-weight:800;background:linear-gradient(135deg,var(--brand-600),var(--brand-400));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.landing-logo-icon{width:36px;height:36px;background:linear-gradient(135deg,var(--brand-500),var(--brand-600));border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;color:#fff;box-shadow:0 2px 8px #6366f14d}.landing-nav-links{display:flex;gap:var(--space-8)}.landing-nav-links a{font-size:var(--text-sm);font-weight:500;color:var(--text-secondary);transition:color var(--transition-fast)}.landing-nav-links a:hover{color:var(--text-primary)}.landing-hero{padding:120px var(--space-6) 60px;max-width:1200px;margin:0 auto;position:relative}.landing-hero:before{content:"";position:absolute;top:0;left:-100px;width:600px;height:600px;background:radial-gradient(ellipse,rgba(99,102,241,.12) 0%,transparent 70%);pointer-events:none;z-index:0}.landing-hero:after{content:"";position:absolute;top:200px;right:-100px;width:500px;height:500px;background:radial-gradient(ellipse,rgba(16,185,129,.08) 0%,transparent 70%);pointer-events:none;z-index:0}.landing-hero-content{display:grid;grid-template-columns:1fr 1.1fr;gap:var(--space-10);align-items:center;margin-bottom:var(--space-12);position:relative;z-index:1}.landing-hero-text{position:relative;z-index:1}.landing-hero-badge{display:inline-flex;align-items:center;gap:var(--space-2);background:var(--brand-50);color:var(--brand-700);font-size:var(--text-xs);font-weight:600;padding:var(--space-1) var(--space-4);border-radius:var(--radius-full);border:1px solid var(--brand-100);margin-bottom:var(--space-6);animation:fadeInUp .6s ease}.landing-hero h1{font-size:clamp(2rem,4vw,3.25rem);font-weight:800;line-height:1.1;letter-spacing:-.03em;color:var(--text-primary);margin-bottom:var(--space-5);animation:fadeInUp .6s ease .1s backwards}.text-gradient{background:linear-gradient(135deg,var(--brand-500),#00B894);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.landing-hero-sub{font-size:var(--text-base);color:var(--text-secondary);line-height:1.7;margin-bottom:var(--space-8);animation:fadeInUp .6s ease .2s backwards}.landing-hero-actions{display:flex;gap:var(--space-3);animation:fadeInUp .6s ease .3s backwards}.landing-hero-visual{position:relative;z-index:1;animation:fadeInUp .8s ease .4s backwards}.hero-mockup-container{position:relative;border-radius:var(--radius-xl);overflow:visible}.hero-mockup-glow{position:absolute;inset:-20px;background:linear-gradient(135deg,#6366f126,#10b9811a);border-radius:calc(var(--radius-xl) + 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