:root{--bg-base: #f4f5f8;--bg-surface: #ffffff;--bg-card: #ffffff;--bg-elevated: #f9fafb;--bg-hover: #f3f4f6;--border: rgba(0,0,0,.06);--border-strong: rgba(0,0,0,.12);--grad-primary: linear-gradient(135deg, #6c47ff 0%, #8b5cf6 50%, #ec4899 100%);--grad-blue: linear-gradient(135deg, #3b82f6 0%, #6c47ff 100%);--grad-glow: linear-gradient(135deg, rgba(108,71,255,.1) 0%, rgba(139,92,246,.08) 100%);--text-primary: #1f2937;--text-secondary: #4b5563;--text-muted: #9ca3af;--text-accent: #6c47ff;--success: #16a34a;--success-bg: rgba(22,163,74,.08);--error: #dc2626;--error-bg: rgba(220,38,38,.08);--warning: #d97706;--warning-bg: rgba(217,119,6,.08);--info: #2563eb;--purple: #8b5cf6;--purple-dark: #6c47ff;--pink: #ec4899;--blue: #3b82f6;--node-webhook: #6c47ff;--node-fb: #1877f2;--radius-sm: 6px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px;--radius-full: 9999px;--shadow-sm: 0 2px 8px rgba(0,0,0,.04);--shadow-md: 0 4px 20px rgba(0,0,0,.06);--shadow-lg: 0 12px 32px rgba(0,0,0,.08);--shadow-glow: 0 0 32px rgba(108,71,255,.12);--shadow-glow-sm: 0 0 16px rgba(108,71,255,.08);--font-sans: "Inter", -apple-system, sans-serif;--font-mono: "JetBrains Mono", monospace;--transition: all .2s cubic-bezier(.4, 0, .2, 1);--transition-slow: all .4s cubic-bezier(.4, 0, .2, 1)}body.dark-theme{--bg-base: #0b0d13;--bg-surface: #121520;--bg-card: #121520;--bg-elevated: #1a1f2e;--bg-hover: #242b3e;--border: rgba(255, 255, 255, .08);--border-strong: rgba(255, 255, 255, .16);--text-primary: #f3f4f6;--text-secondary: #9ca3af;--text-muted: #6b7280;--text-accent: #a78bfa;--success-bg: rgba(34, 197, 94, .12);--error-bg: rgba(239, 68, 68, .12);--warning-bg: rgba(245, 158, 11, .12);--shadow-sm: 0 2px 8px rgba(0, 0, 0, .5);--shadow-md: 0 4px 20px rgba(0, 0, 0, .6);--shadow-lg: 0 12px 32px rgba(0, 0, 0, .7);--shadow-glow: 0 0 32px rgba(108, 71, 255, .2);--shadow-glow-sm: 0 0 16px rgba(108, 71, 255, .12)}body.dark-theme .glass{background:#12152099}body.dark-theme .card-glass{background:#121520b3}body.dark-theme .react-flow__background{background-color:#0b0d13!important;background-image:radial-gradient(circle at 35% 30%,rgba(108,71,255,.12) 0%,transparent 45%),radial-gradient(circle at 65% 65%,rgba(236,72,153,.1) 0%,transparent 45%),radial-gradient(circle at 50% 45%,rgba(59,130,246,.08) 0%,transparent 40%)!important}body.dark-theme .react-flow__controls button{background:var(--bg-surface)!important;color:var(--text-secondary)!important}body.dark-theme .react-flow__controls button:hover{background:var(--bg-hover)!important;color:var(--text-primary)!important}body.dark-theme .react-flow__minimap{background:var(--bg-surface)!important}body.dark-theme .react-flow__handle{background:#4b5563!important;border-color:#121520!important}body.dark-theme .react-flow__edge-path{stroke:#374151}body.dark-theme .react-flow__connection-line{stroke:var(--purple-dark)!important}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-sans);background:var(--bg-base);color:var(--text-primary);line-height:1.6;min-height:100vh;-webkit-font-smoothing:antialiased;overflow-x:hidden}#root{min-height:100vh;display:flex;flex-direction:column}h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.2;letter-spacing:-.02em}h1{font-size:clamp(2rem,5vw,3.5rem)}h2{font-size:clamp(1.5rem,3vw,2.25rem)}h3{font-size:1.25rem}h4{font-size:1rem}a{color:var(--text-accent);text-decoration:none;transition:var(--transition)}a:hover{color:var(--purple)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--bg-surface)}::-webkit-scrollbar-thumb{background:var(--bg-elevated);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--border-strong)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;border-radius:var(--radius-md);font-family:var(--font-sans);font-size:.875rem;font-weight:600;cursor:pointer;border:none;transition:var(--transition);white-space:nowrap;text-decoration:none;position:relative;overflow:hidden}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--grad-primary);color:#fff;box-shadow:var(--shadow-glow-sm)}.btn-primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:var(--shadow-glow);color:#fff}.btn-secondary{background:var(--bg-elevated);color:var(--text-primary);border:1px solid var(--border-strong)}.btn-secondary:hover:not(:disabled){background:var(--bg-hover);border-color:var(--purple-dark);color:var(--text-primary)}.btn-ghost{background:transparent;color:var(--text-secondary);border:1px solid var(--border)}.btn-ghost:hover:not(:disabled){background:var(--bg-elevated);color:var(--text-primary);border-color:var(--border-strong)}.btn-danger{background:var(--error-bg);color:var(--error);border:1px solid rgba(239,68,68,.2)}.btn-danger:hover:not(:disabled){background:#ef444433}.btn-sm{padding:6px 14px;font-size:.8rem}.btn-lg{padding:14px 28px;font-size:1rem}.btn-icon{padding:8px;border-radius:var(--radius-sm)}.input,.textarea,.select{width:100%;padding:10px 14px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-primary);font-family:var(--font-sans);font-size:.875rem;outline:none;transition:var(--transition);-webkit-appearance:none;-moz-appearance:none;appearance:none}.input:focus,.textarea:focus,.select:focus{border-color:var(--purple-dark);box-shadow:0 0 0 3px #6c47ff26}.input::placeholder,.textarea::placeholder{color:var(--text-muted)}.textarea{resize:vertical;min-height:80px}.select{cursor:pointer}.form-group{display:flex;flex-direction:column;gap:6px}.form-label{font-size:.8rem;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em}.form-hint{font-size:.75rem;color:var(--text-muted)}.form-error{font-size:.75rem;color:var(--error)}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;transition:var(--transition)}.card:hover{border-color:var(--border-strong)}.card-glass{background:#ffffffb3;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--border);border-radius:var(--radius-lg)}.badge{display:inline-flex;align-items:center;gap:4px;padding:3px 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svg{color:var(--purple)}.nav-section-label{font-size:.65rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);padding:12px 12px 4px}.theme-switcher{display:flex;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-md);padding:3px;margin:4px 12px;gap:2px}.theme-btn{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;padding:8px 4px;border-radius:var(--radius-sm);background:transparent;color:var(--text-secondary);font-family:var(--font-sans);font-size:.75rem;font-weight:600;border:none;cursor:pointer;transition:var(--transition)}.theme-btn:hover{color:var(--text-primary)}.theme-btn.active{background:var(--bg-surface);color:var(--purple-dark);box-shadow:var(--shadow-sm)}body.dark-theme .theme-btn.active{color:var(--text-primary);background:var(--bg-hover)}.sidebar-user{padding:16px 12px;border-top:1px solid var(--border)}.user-pill{display:flex;align-items:center;gap:8px;padding:6px 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img{width:100%;height:100%;object-fit:cover}.user-info{flex:1;min-width:0}.user-name{font-size:.75rem;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.user-email{font-size:.65rem;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.page-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:32px;gap:16px}.page-title{font-size:1.75rem;font-weight:800}.page-subtitle{font-size:.875rem;color:var(--text-secondary);margin-top:4px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.stat-card{background:var(--bg-card);border:1px solid 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var(--border);border-top-color:var(--purple);border-radius:50%;animation:spin .7s linear infinite}.spinner-lg{width:40px;height:40px;border-width:3px}.alert{padding:12px 16px;border-radius:var(--radius-md);font-size:.875rem;display:flex;align-items:flex-start;gap:10px;line-height:1.5}.alert-error{background:var(--error-bg);border:1px solid rgba(239,68,68,.2);color:var(--error)}.alert-success{background:var(--success-bg);border:1px solid rgba(34,197,94,.2);color:var(--success)}.alert-info{background:#3b82f61a;border:1px solid rgba(59,130,246,.2);color:var(--blue)}.divider{display:flex;align-items:center;gap:12px;color:var(--text-muted);font-size:.75rem}.divider:before,.divider:after{content:"";flex:1;height:1px;background:var(--border)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes 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var(--border-strong);border-radius:var(--radius-xl);padding:40px;box-shadow:var(--shadow-lg);position:relative;z-index:1}.react-flow__background{background-color:#f8fafc!important;background-image:radial-gradient(circle at 35% 30%,rgba(108,71,255,.08) 0%,transparent 45%),radial-gradient(circle at 65% 65%,rgba(236,72,153,.06) 0%,transparent 45%),radial-gradient(circle at 50% 45%,rgba(59,130,246,.05) 0%,transparent 40%)!important}.react-flow__controls{border:1px solid var(--border-strong)!important;border-radius:8px!important;overflow:hidden;box-shadow:var(--shadow-sm)!important;display:flex;flex-direction:column}.react-flow__controls button{background:var(--bg-surface)!important;border:none!important;border-bottom:1px solid 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