*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Helvetica Neue,Arial,Noto Sans,"Apple Color Emoji","Segoe UI Emoji",Segoe UI Symbol,sans-serif}:root{--bg: #0f172a;--panel: #111827;--text: #e5e7eb;--muted: #9ca3af;--primary: #22c55e;--surface: #0b1220;--border: #1f2937;--border-soft: #374151;--border-node: #334155;--hover-surface: #0f172a}html[data-theme=light]{--bg: #f8fafc;--panel: #ffffff;--text: #0f172a;--muted: #475569;--primary: #22c55e;--surface: #ffffff;--border: #e2e8f0;--border-soft: #cbd5e1;--border-node: #cbd5e1;--hover-surface: #f1f5f9}body{background:var(--bg);color:var(--text)}.navbar{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background:var(--panel);border-bottom:1px solid var(--border)}.navbar .brand{font-weight:700}.navbar .links a{margin-left:12px;color:var(--muted);text-decoration:none}.navbar .links a.active{color:var(--text)}.navbar .theme-label{margin-left:16px;color:var(--muted);font-size:12px}.navbar .theme-select{margin-left:8px;background:var(--surface);color:var(--text);border:1px solid var(--border-soft);border-radius:6px;padding:6px 8px}.navbar .auth-email{margin-left:12px;color:var(--muted);font-size:12px}.navbar .auth-msg{margin-left:12px;color:var(--muted);font-size:12px;max-width:280px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.container{padding:24px;max-width:1024px;margin:0 auto}.hero{text-align:center;padding:40px 0}.hero h1{font-size:clamp(28px,5vw,44px);letter-spacing:-.01em;margin:0}.hero p{margin-top:10px;color:var(--muted);font-size:16px;line-height:1.6}.actions{margin-top:16px}.btn{padding:10px 16px;border:1px solid var(--border-soft);border-radius:10px;background:var(--surface);color:var(--text);cursor:pointer}.btn.primary{border-color:var(--primary);background:color-mix(in oklab,var(--primary) 12%,var(--surface))}.btn:hover{background:var(--hover-surface)}.features{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:32px}.feature{background:var(--panel);padding:18px;border-radius:14px;border:1px solid var(--border);transition:transform .16s ease,box-shadow .16s ease}.feature:hover{transform:translateY(-2px);box-shadow:0 8px 24px #00000014}.feature .feature-icon{width:48px;height:48px;border:1px solid var(--border);border-radius:12px;background:var(--surface);color:var(--text);display:flex;align-items:center;justify-content:center;margin:0 auto 10px}.feature h3{margin:6px 0;letter-spacing:-.01em}.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.card{background:var(--panel);padding:16px;border-radius:12px;border:1px solid var(--border)}.card.highlight{border-color:var(--primary)}.price{font-size:24px;font-weight:700}.editor{height:calc(100vh - 60px);display:flex;flex-direction:column}.toolbar{padding:8px;border-bottom:1px solid var(--border);background:var(--panel);display:flex;gap:8px;justify-content:space-between}.toolbar .toolbar-note{color:var(--muted);font-size:12px;background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:6px 8px}.workspace{display:grid;grid-template-columns:220px 1fr 280px;gap:8px;height:100%}.sidebar{background:var(--panel);border-right:1px solid var(--border);padding:12px}.properties{background:var(--panel);border-left:1px solid var(--border);padding:12px;overflow:auto}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:12px}.field input,.field textarea,.field select{background:var(--surface);color:var(--text);border:1px solid var(--border-soft);border-radius:8px;padding:8px}.canvas{flex:1;position:relative}.node{padding:8px 10px;border-radius:10px;border:1px solid var(--border-node);background:var(--surface);color:var(--text);min-width:140px}.node .node-title{font-weight:700;font-size:12px;color:var(--muted);margin-bottom:6px;display:flex;align-items:center;gap:8px}.node .label{font-size:13px;margin-bottom:6px;max-width:64ch;overflow-wrap:break-word;word-break:break-word}.node .desc{font-size:12px;color:var(--muted);max-width:64ch;overflow-wrap:break-word;word-break:break-word}.node.prompt{border-color:#7c3aed}.node.transform{border-color:#22c55e}.node.io.input{border-color:#3b82f6}.node.io.output{border-color:#f59e0b}.node.decision{border-color:#ef4444}.node.api{border-color:#06b6d4}.node.storage{border-color:#84cc16}.node.table{border-color:#a78bfa}.node.frontend{border-color:#38bdf8}.node.backend{border-color:#f97316}.node.langchain-agent{border-color:#eab308}.node.vector-database{border-color:#10b981}.conn-list{display:flex;flex-direction:column;gap:8px}.conn-item{display:flex;align-items:center;gap:8px}.conn-item input{flex:1}.group-node{position:relative;border:2px dashed var(--border-soft);border-radius:12px;background:#22c55e0f;outline:1px solid var(--border);box-shadow:inset 0 0 0 1px #22c55e26}.group-node .group-title{position:absolute;top:6px;left:8px;font-size:12px;font-weight:700;color:var(--primary)}.btn.danger{background:color-mix(in oklab,#ef4444 18%,var(--surface));border-color:color-mix(in oklab,#ef4444 52%,var(--border));color:#fecaca}.menu-panel{position:absolute;right:16px;top:16px;background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:12px;display:grid;gap:12px;z-index:10}.menu-header{display:flex;align-items:center;justify-content:space-between}.menu-close{background:transparent;border:none;color:var(--muted);font-size:16px;cursor:pointer;padding:4px 6px;border-radius:6px}.menu-close:hover{background:var(--hover-surface);color:var(--text)}.menu-panel .menu-title{font-weight:700;color:var(--muted)}.project-msg{color:var(--muted);font-size:12px}.auth-card{max-width:520px;margin:48px auto;background:var(--surface);border:1px solid var(--border-soft);border-radius:14px;padding:22px}.auth-card h2{margin:0 0 6px}.auth-card .muted{margin:0 0 16px;color:var(--muted);font-size:13px}.auth-form{display:flex;flex-direction:column;gap:12px}.auth-label{display:flex;flex-direction:column;gap:6px;color:var(--muted);font-size:13px}.auth-label input,.auth-label select{background:var(--bg);color:var(--text);border:1px solid var(--border-soft);border-radius:10px;padding:10px 12px}.auth-msg-block{margin-top:10px;color:var(--muted);font-size:13px}.auth-divider{height:1px;background:var(--border-soft);margin:18px 0}.auth-meta{margin-top:10px;display:flex;justify-content:space-between}.projects-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.projects-panel{background:var(--surface);border:1px solid var(--border-soft);border-radius:14px;padding:18px}.projects-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.projects-header h2{margin:0}.projects-list{display:flex;flex-direction:column;gap:10px}.projects-item{border:1px solid var(--border-soft);border-radius:12px;padding:12px;display:grid;grid-template-columns:1fr auto;gap:8px;cursor:pointer}.projects-item.active{outline:2px solid rgba(127,127,255,.25)}.projects-title{font-weight:700}.projects-sub{color:var(--muted);font-size:12px}.projects-actions{display:flex;gap:8px;align-items:center;justify-content:flex-end}.auth-label textarea{resize:vertical}@media(max-width:960px){.projects-grid{grid-template-columns:1fr}}.btn.big{padding:12px 18px;border-radius:12px;font-weight:600}.vibe-fab{position:absolute;right:16px;top:16px;width:40px;height:40px;border-radius:50%;border:1px solid var(--border);background:var(--surface);color:var(--text);display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:9}.vibe-fab:hover{background:var(--hover-surface)}.node .node-title .icon{display:inline-block}.node .node-title .toggle{margin-left:auto;font-size:12px;padding:2px 6px;border:1px solid var(--border-soft);border-radius:6px;background:var(--surface);color:var(--muted);cursor:pointer}.sidebar .btn{margin-bottom:8px}.react-flow{direction:ltr}.react-flow__container{position:absolute;width:100%;height:100%;top:0;left:0}.react-flow__pane{z-index:1;cursor:-webkit-grab;cursor:grab}.react-flow__pane.selection{cursor:pointer}.react-flow__pane.dragging{cursor:-webkit-grabbing;cursor:grabbing}.react-flow__viewport{transform-origin:0 0;z-index:2;pointer-events:none}.react-flow__renderer{z-index:4}.react-flow__selection{z-index:6}.react-flow__nodesselection-rect:focus,.react-flow__nodesselection-rect:focus-visible{outline:none}.react-flow .react-flow__edges{pointer-events:none;overflow:visible}.react-flow__edge-path,.react-flow__connection-path{stroke:#b1b1b7;stroke-width:1;fill:none}.react-flow__edge{pointer-events:visibleStroke;cursor:pointer}.react-flow__edge.animated path{stroke-dasharray:5;-webkit-animation:dashdraw .5s linear infinite;animation:dashdraw .5s linear infinite}.react-flow__edge.animated path.react-flow__edge-interaction{stroke-dasharray:none;-webkit-animation:none;animation:none}.react-flow__edge.inactive{pointer-events:none}.react-flow__edge.selected,.react-flow__edge:focus,.react-flow__edge:focus-visible{outline:none}.react-flow__edge.selected .react-flow__edge-path,.react-flow__edge:focus .react-flow__edge-path,.react-flow__edge:focus-visible .react-flow__edge-path{stroke:#555}.react-flow__edge-textwrapper{pointer-events:all}.react-flow__edge-textbg{fill:#fff}.react-flow__edge .react-flow__edge-text{pointer-events:none;-webkit-user-select:none;-moz-user-select:none;user-select:none}.react-flow__connection{pointer-events:none}.react-flow__connection .animated{stroke-dasharray:5;-webkit-animation:dashdraw .5s linear infinite;animation:dashdraw .5s linear infinite}.react-flow__connectionline{z-index:1001}.react-flow__nodes{pointer-events:none;transform-origin:0 0}.react-flow__node{position:absolute;-webkit-user-select:none;-moz-user-select:none;user-select:none;pointer-events:all;transform-origin:0 0;box-sizing:border-box;cursor:-webkit-grab;cursor:grab}.react-flow__node.dragging{cursor:-webkit-grabbing;cursor:grabbing}.react-flow__nodesselection{z-index:3;transform-origin:left top;pointer-events:none}.react-flow__nodesselection-rect{position:absolute;pointer-events:all;cursor:-webkit-grab;cursor:grab}.react-flow__handle{position:absolute;pointer-events:none;min-width:5px;min-height:5px;width:6px;height:6px;background:#1a192b;border:1px solid white;border-radius:100%}.react-flow__handle.connectionindicator{pointer-events:all;cursor:crosshair}.react-flow__handle-bottom{top:auto;left:50%;bottom:-4px;transform:translate(-50%)}.react-flow__handle-top{left:50%;top:-4px;transform:translate(-50%)}.react-flow__handle-left{top:50%;left:-4px;transform:translateY(-50%)}.react-flow__handle-right{right:-4px;top:50%;transform:translateY(-50%)}.react-flow__edgeupdater{cursor:move;pointer-events:all}.react-flow__panel{position:absolute;z-index:5;margin:15px}.react-flow__panel.top{top:0}.react-flow__panel.bottom{bottom:0}.react-flow__panel.left{left:0}.react-flow__panel.right{right:0}.react-flow__panel.center{left:50%;transform:translate(-50%)}.react-flow__attribution{font-size:10px;background:#ffffff80;padding:2px 3px;margin:0}.react-flow__attribution a{text-decoration:none;color:#999}@-webkit-keyframes dashdraw{0%{stroke-dashoffset:10}}@keyframes dashdraw{0%{stroke-dashoffset:10}}.react-flow__edgelabel-renderer{position:absolute;width:100%;height:100%;pointer-events:none;-webkit-user-select:none;-moz-user-select:none;user-select:none}.react-flow__edge.updating .react-flow__edge-path{stroke:#777}.react-flow__edge-text{font-size:10px}.react-flow__node.selectable:focus,.react-flow__node.selectable:focus-visible{outline:none}.react-flow__node-default,.react-flow__node-input,.react-flow__node-output,.react-flow__node-group{padding:10px;border-radius:3px;width:150px;font-size:12px;color:#222;text-align:center;border-width:1px;border-style:solid;border-color:#1a192b;background-color:#fff}.react-flow__node-default.selectable:hover,.react-flow__node-input.selectable:hover,.react-flow__node-output.selectable:hover,.react-flow__node-group.selectable:hover{box-shadow:0 1px 4px 1px #00000014}.react-flow__node-default.selectable.selected,.react-flow__node-default.selectable:focus,.react-flow__node-default.selectable:focus-visible,.react-flow__node-input.selectable.selected,.react-flow__node-input.selectable:focus,.react-flow__node-input.selectable:focus-visible,.react-flow__node-output.selectable.selected,.react-flow__node-output.selectable:focus,.react-flow__node-output.selectable:focus-visible,.react-flow__node-group.selectable.selected,.react-flow__node-group.selectable:focus,.react-flow__node-group.selectable:focus-visible{box-shadow:0 0 0 .5px #1a192b}.react-flow__node-group{background-color:#f0f0f040}.react-flow__nodesselection-rect,.react-flow__selection{background:#0059dc14;border:1px dotted rgba(0,89,220,.8)}.react-flow__nodesselection-rect:focus,.react-flow__nodesselection-rect:focus-visible,.react-flow__selection:focus,.react-flow__selection:focus-visible{outline:none}.react-flow__controls{box-shadow:0 0 2px 1px #00000014}.react-flow__controls-button{border:none;background:#fefefe;border-bottom:1px solid #eee;box-sizing:content-box;display:flex;justify-content:center;align-items:center;width:16px;height:16px;cursor:pointer;-webkit-user-select:none;-moz-user-select:none;user-select:none;padding:5px}.react-flow__controls-button:hover{background:#f4f4f4}.react-flow__controls-button svg{width:100%;max-width:12px;max-height:12px}.react-flow__controls-button:disabled{pointer-events:none}.react-flow__controls-button:disabled svg{fill-opacity:.4}.react-flow__minimap{background-color:#fff}.react-flow__minimap svg{display:block}.react-flow__resize-control{position:absolute}.react-flow__resize-control.left,.react-flow__resize-control.right{cursor:ew-resize}.react-flow__resize-control.top,.react-flow__resize-control.bottom{cursor:ns-resize}.react-flow__resize-control.top.left,.react-flow__resize-control.bottom.right{cursor:nwse-resize}.react-flow__resize-control.bottom.left,.react-flow__resize-control.top.right{cursor:nesw-resize}.react-flow__resize-control.handle{width:4px;height:4px;border:1px solid #fff;border-radius:1px;background-color:#3367d9;transform:translate(-50%,-50%)}.react-flow__resize-control.handle.left{left:0;top:50%}.react-flow__resize-control.handle.right{left:100%;top:50%}.react-flow__resize-control.handle.top{left:50%;top:0}.react-flow__resize-control.handle.bottom{left:50%;top:100%}.react-flow__resize-control.handle.top.left,.react-flow__resize-control.handle.bottom.left{left:0}.react-flow__resize-control.handle.top.right,.react-flow__resize-control.handle.bottom.right{left:100%}.react-flow__resize-control.line{border-color:#3367d9;border-width:0;border-style:solid}.react-flow__resize-control.line.left,.react-flow__resize-control.line.right{width:1px;transform:translate(-50%);top:0;height:100%}.react-flow__resize-control.line.left{left:0;border-left-width:1px}.react-flow__resize-control.line.right{left:100%;border-right-width:1px}.react-flow__resize-control.line.top,.react-flow__resize-control.line.bottom{height:1px;transform:translateY(-50%);left:0;width:100%}.react-flow__resize-control.line.top{top:0;border-top-width:1px}.react-flow__resize-control.line.bottom{border-bottom-width:1px;top:100%}