feat: themes

frontend/src/modules/graph/Graph.tsx

@@ -70,12 +70,18 @@ export const Graph: React.FC<GraphProps> = ({
   }
 
   return (
-    <div className="bg-gray-900 p-4 h-full flex flex-col">
+    <div
+      className="p-4 h-full flex flex-col"
+      style={{ backgroundColor: "var(--card-bg)" }}
+    >
       {/* Статистика сверху */}
       <GraphStats data={data} />
 
       {/* Граф */}
-      <div className="flex-1 border border-gray-800 rounded-lg overflow-hidden relative mt-2">
+      <div
+        className="flex-1 rounded-lg overflow-hidden relative mt-2"
+        style={{ border: "1px solid var(--border)" }}
+      >
         <ForceGraph
           ref={fgRef}
           data={data}