@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500&display=swap";
:root{--color-bg:#eef2fd;--color-surface:#fff;--color-surface-2:#f8faff;--color-node-bg:#fff;--color-node-border:#d2dcfa80;--color-border:#e2e8f8;--color-field-bg:#f4f7ffcc;--color-field-border:#d0d9f0b3;--blue-50:#eef3ff;--blue-100:#d6e0ff;--blue-200:#adc2ff;--blue-400:#5b84f5;--blue-500:#3a67f0;--blue-600:#2952d9;--color-input:#3a67f0;--color-process:#7c5cf5;--color-gen:#0ea87a;--color-output:#f07a3a;--color-text:#1a2240;--color-text-muted:#7a8ab0;--color-text-subtle:#4a5880;--font-ui:"Inter", system-ui, sans-serif;--font-mono:"JetBrains Mono", monospace;--text-micro:9px;--text-xs:10px;--text-sm:11px;--text-base:12px;--text-md:13px;--text-lg:14px;--text-xl:16px;--fw-regular:400;--fw-medium:500;--fw-semi:600;--fw-bold:700;--node-radius:20px;--node-shadow:0 1px 2px #1a22400a, 0 4px 12px #1a224012, 0 16px 40px #1a22400f, inset 0 1px 0 #ffffffe6;--node-shadow-hover:0 2px 4px #1a22400f, 0 10px 24px #1a22401f, 0 28px 60px #1a224017, inset 0 1px 0 #fffffff2}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body{background:var(--color-bg);width:100%;height:100%;color:var(--color-text);font-family:var(--font-ui);-webkit-font-smoothing:antialiased;overflow:hidden}.react-flow__background{background:var(--color-bg)}.react-flow__background pattern circle{fill:#c8d4f0}.react-flow__edge-path{stroke-width:1px;opacity:.4;transition:stroke-width .2s,opacity .2s,filter .2s}.react-flow__edge:hover .react-flow__edge-path,.react-flow__edge.selected .react-flow__edge-path{stroke-width:2px;opacity:.85;filter:drop-shadow(0 0 3px)}.react-flow__handle{transition:transform .15s;width:10px!important;height:10px!important;box-shadow:0 0 0 1px var(--color-field-border)!important;border:2px solid #fff!important;border-radius:50%!important}.react-flow__handle:hover{transform:scale(1.4)}.react-flow__controls{background:var(--color-surface);border:1px solid var(--color-border);box-shadow:var(--node-shadow);border-radius:8px}.react-flow__controls-button{border-bottom:1px solid var(--color-border);color:var(--color-text-muted);background:0 0}.react-flow__controls-button:hover{background:var(--color-field-bg)}.react-flow__minimap{background:var(--color-surface);border:1px solid var(--color-border);border-radius:8px}.react-flow__node-campaignNode{transition:transform .28s cubic-bezier(.4,0,.2,1)}.react-flow__node-campaignNode.react-flow__node-dragging{transition:none}.react-flow__edge-interaction{cursor:pointer}.react-flow__edge .react-flow__edge-text{font-family:var(--font-ui);font-size:10px}::-webkit-scrollbar{width:4px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--color-node-border);border-radius:2px}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes toast-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}html.dark{--color-bg:#0a0a0b;--color-surface:#111113;--color-surface-2:#18181b;--color-node-bg:#1c1c1f;--color-node-border:#ffffff12;--color-border:#ffffff17;--color-field-bg:#ffffff0a;--color-field-border:#ffffff1c;--blue-50:#5b84f51a;--blue-100:#5b84f52e;--blue-200:#5b84f547;--blue-400:#6b95ff;--blue-500:#6b95ff;--blue-600:#4a7aff;--color-text:#f4f4f5;--color-text-muted:#a1a1aa;--color-text-subtle:#d4d4d8;--node-shadow:0 1px 3px #000000e6, 0 4px 16px #000000b3, 0 16px 48px #00000080, inset 0 1px 0 #ffffff0d;--node-shadow-hover:0 2px 6px #000000f2, 0 10px 28px #000c, 0 28px 64px #0009, inset 0 1px 0 #ffffff12}html.dark .react-flow__handle{border-color:var(--color-node-bg)!important}html.dark .react-flow__minimap-mask{fill:#0a0a0be0}html.dark .topbar-divider{background:#ffffff14}
.app-shell{grid-template-rows:52px 1fr;grid-template-areas:"topbar""canvas";height:100vh;display:grid;overflow:hidden}.topbar{-webkit-backdrop-filter:blur(16px);z-index:100;background:#ffffffe0;border-bottom:1px solid #d2dcfa66;grid-area:topbar;align-items:center;gap:14px;padding:0 18px;display:flex;box-shadow:0 1px #ffffffe6,0 2px 16px #1a22400d}.topbar-logo{font-family:var(--font-ui);font-size:var(--text-md);font-weight:var(--fw-bold);letter-spacing:-.01em;color:var(--color-text)}.topbar-logo span{color:var(--blue-500)}.topbar-divider{background:#d2dcfa80;width:1px;height:20px}.topbar-badge{font-size:var(--text-micro);font-family:var(--font-ui);font-weight:var(--fw-semi);border-radius:20px;padding:3px 9px}.topbar-actions{gap:8px;margin-left:auto;display:flex}.sidebar{background:var(--color-surface);border-right:1px solid var(--color-border);flex-direction:column;grid-area:sidebar;gap:2px;padding:12px 8px;display:flex;overflow-y:auto}.sidebar-section-label{font-family:var(--font-ui);font-size:var(--text-micro);font-weight:var(--fw-bold);letter-spacing:.1em;text-transform:uppercase;color:var(--color-text-muted);padding:10px 8px 4px}.palette-item{cursor:grab;color:var(--color-text-subtle);-webkit-user-select:none;user-select:none;border:1px solid #0000;border-radius:7px;align-items:center;gap:9px;padding:7px 10px;font-size:12px;transition:all .12s;display:flex}.palette-item:hover{background:var(--blue-50);border-color:var(--blue-100);color:var(--blue-500)}.palette-item:active{cursor:grabbing}.palette-icon{width:26px;height:26px;color:inherit;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;display:flex}.canvas-area{background:var(--color-bg);grid-area:canvas;position:relative;overflow:hidden}.floating-panel{z-index:200;border-radius:10px;flex-direction:column;display:flex;position:fixed;overflow:hidden;box-shadow:0 2px 8px #0000002e,0 8px 24px #00000038,0 0 0 1px #ffffff0f}.floating-panel-header{background:var(--color-surface-2);border-bottom:1px solid var(--color-border);cursor:grab;-webkit-user-select:none;user-select:none;flex-shrink:0;align-items:center;gap:8px;height:32px;padding:0 10px 0 12px;display:flex}.floating-panel-header:active{cursor:grabbing}.floating-panel-title{letter-spacing:.08em;text-transform:uppercase;color:var(--color-text-muted);flex:1;font-size:10px;font-weight:600}.floating-panel-toggle{width:22px;height:22px;color:var(--color-text-muted);cursor:pointer;background:0 0;border:none;border-radius:5px;justify-content:center;align-items:center;transition:background .12s,color .12s;display:flex}.floating-panel-toggle:hover{color:var(--color-text);background:#ffffff12}.floating-panel-body{background:var(--color-surface);flex-direction:column;max-height:calc(100vh - 120px);display:flex;overflow:hidden}.floating-panel-body>div[style*="display: flex"]{flex:1;min-height:0}.floating-panel .sidebar,.floating-panel .inspector{border:none}.canvas-empty-hint{pointer-events:none;opacity:.4;z-index:1;flex-direction:column;justify-content:center;align-items:center;gap:10px;display:flex;position:absolute;inset:0}.canvas-empty-hint p{font-family:var(--font-mono);color:var(--color-text-muted);font-size:12px}.inspector{background:var(--color-surface);border-left:1px solid var(--color-border);flex-direction:column;grid-area:inspector;display:flex;overflow:hidden}.inspector-tabs{border-bottom:1px solid var(--color-border);background:var(--color-surface-2);flex-shrink:0;display:flex}.inspector-tab{color:var(--color-text-muted);cursor:pointer;text-align:center;background:0 0;border:none;border-bottom:2px solid #0000;flex:1;padding:11px 6px;font-size:11px;font-weight:500;transition:all .12s}.inspector-tab:hover{color:var(--color-text)}.inspector-tab.active{color:var(--blue-500);border-bottom-color:var(--blue-500);background:var(--color-surface)}.inspector-body{flex-direction:column;flex:1;gap:10px;padding:14px;display:flex;overflow-y:auto}.inspector-empty{color:var(--color-text-muted);text-align:center;padding:36px 16px;font-size:12px;line-height:1.8}.inspector-section-title{letter-spacing:.1em;text-transform:uppercase;color:var(--color-text-muted);border-bottom:1px solid var(--color-border);padding-bottom:6px;font-size:9px;font-weight:600}.inspector-kv{flex-direction:column;gap:3px;display:flex}.inspector-key{color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.06em;font-size:10px}.inspector-value{font-size:11px;font-family:var(--font-mono);color:var(--color-text-subtle);background:var(--color-field-bg);border:1px solid var(--color-field-border);word-break:break-all;border-radius:5px;max-height:80px;padding:5px 8px;line-height:1.5;overflow-y:auto}.flow-edge-row{background:var(--color-field-bg);border:1px solid var(--color-field-border);border-radius:5px;align-items:center;gap:6px;padding:5px 8px;font-size:11px;display:flex}.history-strip{flex-direction:column;gap:4px;display:flex}.history-item{background:var(--color-field-bg);border:1px solid var(--color-field-border);cursor:pointer;border-radius:7px;align-items:center;gap:8px;padding:6px 8px;transition:border-color .12s;display:flex}.history-item:hover{border-color:var(--blue-400);background:var(--blue-50)}.history-thumb{object-fit:cover;border-radius:4px;flex-shrink:0;width:32px;height:32px}.history-meta{flex:1;min-width:0}.history-name{color:var(--color-text-subtle);white-space:nowrap;text-overflow:ellipsis;font-size:11px;overflow:hidden}.history-time{color:var(--color-text-muted);font-size:9px;font-family:var(--font-mono)}html.dark .topbar{background:#0d1224eb;border-bottom-color:#1e326480}