diff --git a/.phase41-state.json b/.phase41-state.json
index ee974ff..15ad2fb 100644
--- a/.phase41-state.json
+++ b/.phase41-state.json
@@ -1,5 +1,8 @@
 {
   "completed_features": [],
-  "current_feature": "page-header-component",
-  "started_at": "2026-05-23T10:23:26.274445"
+  "current_feature": "stat-card-component",
+  "started_at": "2026-05-23T10:23:26.274445",
+  "attempted_features": [
+    "page-header-component"
+  ]
 }
\ No newline at end of file
diff --git a/GENERATION_LOG.md b/GENERATION_LOG.md
index 2f3fa26..401d2a0 100644
--- a/GENERATION_LOG.md
+++ b/GENERATION_LOG.md
@@ -4290,3 +4290,21 @@ src/index.ts(27,25): error TS2769: No overload matches this call.
   Overload 1 of 3, '(plugin: FastifyPluginCallback<{ limits: { fileSize: number; }; }, RawServerDefault, FastifyTypeProvider, FastifyBaseLogger>, opts?: FastifyRegisterOptions<...> | undefined): FastifyInstance<...> & PromiseLike<...>', gave the following error.
     Argument of type 'Promise<FastifyMultipartPlugin>' is not assignable to parameter of type 'FastifyPluginCallback<{ limits: { fileSize: number; }; }, RawServerDefault, FastifyTypeProvider, FastifyBaseLogger>'.
       Type 'Promise<FastifyMultipartPlugin>' provides no match for the signature '(instance: FastifyInstance<RawServerDefault, IncomingMessage, ServerResponse<IncomingMessage>, 
+- `10:23:37` **INFO**   Committed feature page-header-component
+- `10:23:38` **INFO**   Pushed: rc=0
+
+## Phase-3 Feature: stat-card-component (2026-05-23 10:23:38)
+
+- `10:23:38` **INFO** Description: StatCard für Dashboards
+- `10:23:38` **INFO**   Generating apps/web/src/components/StatCard.tsx (StatCard-Component. Props: label, value (string|number), icon?, change…)
+- `10:23:49` **INFO**     wrote 1265 chars in 11.4s (attempt 1)
+- `10:23:49` **INFO** Running tsc --noEmit on api…
+- `10:23:51` **WARN**   tsc errors:
+src/db/schema.ts(37,14): error TS7022: 'customers' implicitly has type 'any' because it does not have a type annotation and is referenced directly or indirectly in its own initializer.
+src/db/schema.ts(45,59): error TS7024: Function implicitly has return type 'any' because it does not have a return type annotation and is referenced directly or indirectly in one of its return expressions.
+src/db/schema.ts(49,14): error TS7022: 'projects' implicitly has type 'any' because it does not have a type annotation and is referenced directly or indirectly in its own initializer.
+src/db/schema.ts(53,56): error TS7024: Function implicitly has return type 'any' because it does not have a return type annotation and is referenced directly or indirectly in one of its return expressions.
+src/index.ts(27,25): error TS2769: No overload matches this call.
+  Overload 1 of 3, '(plugin: FastifyPluginCallback<{ limits: { fileSize: number; }; }, RawServerDefault, FastifyTypeProvider, FastifyBaseLogger>, opts?: FastifyRegisterOptions<...> | undefined): FastifyInstance<...> & PromiseLike<...>', gave the following error.
+    Argument of type 'Promise<FastifyMultipartPlugin>' is not assignable to parameter of type 'FastifyPluginCallback<{ limits: { fileSize: number; }; }, RawServerDefault, FastifyTypeProvider, FastifyBaseLogger>'.
+      Type 'Promise<FastifyMultipartPlugin>' provides no match for the signature '(instance: FastifyInstance<RawServerDefault, IncomingMessage, ServerResponse<IncomingMessage>, 
diff --git a/apps/web/src/components/StatCard.tsx b/apps/web/src/components/StatCard.tsx
new file mode 100644
index 0000000..e857bf0
--- /dev/null
+++ b/apps/web/src/components/StatCard.tsx
@@ -0,0 +1,40 @@
+import React from 'react';
+import type { ReactNode } from 'react';
+
+interface StatCardProps {
+  label: string;
+  value: string | number;
+  icon?: ReactNode;
+  change?: number;
+  unit?: string;
+}
+
+export default function StatCard({ label, value, icon, change, unit }: StatCardProps) {
+  const isPositive = change && change > 0;
+  const isNegative = change && change < 0;
+
+  return (
+    <div className="p-6 bg-white border border-slate-200 rounded-xl shadow-sm">
+      <div className="flex items-start justify-between">
+        <div className="p-2 bg-slate-50 rounded-lg text-slate-500">
+          {icon}
+        </div>
+        {change !== undefined && (
+          <div className={`flex items-center text-xs font-medium ${isPositive ? 'text-emerald-600' : 'text-rose-600'}`}>
+            {isPositive ? '↑' : '↓'} {Math.abs(change)}%
+          </div>
+        )}
+      </div>
+      
+      <div className="mt-4">
+        <p className="text-sm font-medium text-slate-500">{label}</p>
+        <div className="flex items-baseline gap-1 mt-1">
+          <h3 className="text-2xl font-bold text-slate-900">
+            {value}
+          </h3>
+          {unit && <span className="text-sm font-medium text-slate-500">{unit}</span>}
+        </div>
+      </div>
+    </div>
+  );
+}
\ No newline at end of file