diff --git a/app/cases/[slug]/page.tsx b/app/cases/[slug]/page.tsx
index 5c6c558..053fdb7 100644
--- a/app/cases/[slug]/page.tsx
+++ b/app/cases/[slug]/page.tsx
@@ -109,6 +109,14 @@ export default async function CasePage({ params }: CasePageProps) {
             <p className="ds-copy max-w-[68ch] !text-[rgba(255,255,255,.78)]">
               {caseStudy.detail?.answer.text ?? caseStudy.summary}
             </p>
+            {caseStudy.role ? (
+              <p className="ds-copy max-w-[68ch] !text-[rgba(255,255,255,.78)]">
+                <strong className="font-semibold text-white">
+                  Minha participação:
+                </strong>{" "}
+                {caseStudy.role}
+              </p>
+            ) : null}
             {!caseStudy.detail ? (
               <p className="mt-sp-6 text-[15px] leading-8 text-white">
                 {caseStudy.impact}
diff --git a/app/components/Projects.tsx b/app/components/Projects.tsx
index c7b296c..e4e48a2 100644
--- a/app/components/Projects.tsx
+++ b/app/components/Projects.tsx
@@ -91,6 +91,12 @@ export default function Projects({
                   <p className="ds-copy">{caseStudy.impact}</p>
                 </div>
               )}
+              {caseStudy?.role && (
+                <div className="mt-sp-4 border-l border-[var(--slash)] pl-sp-4">
+                  <p className="ds-kicker">Minha participação</p>
+                  <p className="ds-copy">{caseStudy.role}</p>
+                </div>
+              )}
 
               <ul className="ds-tags mt-sp-6" data-reel-stagger="fade">
                 {project.technologies.slice(0, 5).map((tech) => (
diff --git a/lib/site-content.test.ts b/lib/site-content.test.ts
index 1fc6fe2..7808125 100644
--- a/lib/site-content.test.ts
+++ b/lib/site-content.test.ts
@@ -96,3 +96,14 @@ it("does not publish the unavailable Twins Lab demo", () => {
     caseStudies.find((item) => item.id === "twins-lab")?.demoUrl,
   ).toBeUndefined();
 });
+
+it("keeps AS Serviços as a project (code only) and states the author's participation", () => {
+  const asServicos = caseStudies.find(({ id }) => id === "as-servicos");
+  expect(asServicos?.demoUrl).toBeNull();
+  expect(asServicos?.githubUrl).toBe(
+    "https://github.com/evandrodevbr/as-servicos",
+  );
+  expect(asServicos?.role).toMatch(/primeira landing page/i);
+  expect(asServicos?.role).toMatch(/animações 3D/i);
+  expect(asServicos?.role).toMatch(/painel para controle de projetos/i);
+});
diff --git a/lib/site-content.ts b/lib/site-content.ts
index d46784e..22a9fec 100644
--- a/lib/site-content.ts
+++ b/lib/site-content.ts
@@ -75,6 +75,8 @@ export interface CaseStudyContent {
   stack: string[];
   demoUrl?: string | null;
   githubUrl?: string | null;
+  /** Papel do autor quando o projeto não é só dele (texto editorial, sem fonte pública). */
+  role?: string;
   detail?: CaseStudyDetail;
 }
 
@@ -659,8 +661,9 @@ export const caseStudies: CaseStudyContent[] = [
     impact:
       "Representar engenharia física e software na mesma narrativa visual sem depender de um modelo 3D pronto.",
     stack: ["Next.js 16", "Three.js", "TypeScript"],
-    demoUrl: "https://asservicos.com",
+    demoUrl: null,
     githubUrl: "https://github.com/evandrodevbr/as-servicos",
+    role: "Desenvolvimento da primeira landing page do site, com animações 3D, e de um painel para controle de projetos.",
     detail: {
       answer: {
         text: "Site institucional em Next.js 16 que representa quatro frentes de engenharia com uma cena Three.js gerada em código: uma casa wireframe e uma placa-mãe ligadas ao progresso da rolagem.",
diff --git a/public/portfolio-data.json b/public/portfolio-data.json
index 96704f0..2f3f67e 100644
--- a/public/portfolio-data.json
+++ b/public/portfolio-data.json
@@ -264,13 +264,13 @@
       "category": "web",
       "level": "senior",
       "status": "Código público",
-      "demoUrl": "https://asservicos.com",
+      "demoUrl": null,
       "githubUrl": "https://github.com/evandrodevbr/as-servicos",
       "badges": ["Three.js", "WebGL", "Código público"],
       "featured": true,
       "metrics": {
         "complexity": 5,
-        "teamSize": "Individual"
+        "teamSize": "Em equipe"
       }
     }
   ],