diff --git a/index.html b/index.html
index d01f779..c1c8b9a 100644
--- a/index.html
+++ b/index.html
@@ -1,11 +1,67 @@
 <!DOCTYPE html>
-<html lang="en">
+<html lang="de">
 <head>
-    <meta charset="UTF-8">
-    <meta name="viewport" content="width=device-width, initial-scale=1.0">
-    <title>Document</title>
+  <meta charset="UTF-8" />
+  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+  <title>Social Cooking Wireframe</title>
+  <link rel="stylesheet" href="stylesheet.css" />
 </head>
 <body>
-    
+  <div class="page-wrapper">
+    <header class="header" aria-label="Hauptnavigation">
+      <div class="header__brand" aria-label="Logo Platzhalter">LOGO</div>
+      <nav class="nav" aria-label="Seitennavigation">
+        <a class="nav__link" href="#" role="link">Event finden</a>
+      </nav>
+      <button class="btn btn--outline header__login" aria-label="Login" type="button">Login</button>
+    </header>
+
+    <main class="main-content">
+      <section class="hero" aria-labelledby="hero-title">
+        <div class="hero__left">
+          <h1 class="hero__title" id="hero-title">Zu Tisch mit Fremden – bereit für die nächste kulinarische Begegnung?</h1>
+          <p class="hero__description">Dein Ort um neue Leute kennen zu lernen! Erstelle eigene Events und lade Gäste zu dir nach Hause ein, oder suche nach passenden Events in deiner Umgebung.</p>
+          <button class="btn btn--primary" aria-label="Anmelden" type="button">Anmelden</button>
+        </div>
+
+        <div class="hero__right">
+          <div class="image-card" aria-label="Hero Bild Platzhalter">
+            <div class="image-card__placeholder" aria-hidden="true"></div>
+            <div class="social-badge" aria-label="Social Badge mit Teilnehmern">
+              <span class="social-badge__dot"></span>
+              <span class="social-badge__dot"></span>
+              <span class="social-badge__dot"></span>
+            </div>
+          </div>
+        </div>
+      </section>
+
+      <section class="gallery" aria-label="Galerie mit Platzhaltern">
+        <div class="gallery__controls">
+          <button class="arrow arrow--prev" type="button" aria-label="Vorheriges Bild">&lt;</button>
+          <button class="arrow arrow--next" type="button" aria-label="Nächstes Bild">&gt;</button>
+        </div>
+
+        <div class="gallery__track">
+          <article class="gallery__item" data-index="0" aria-label="Galerie Element 1">
+            <div class="placeholder"></div>
+          </article>
+          <article class="gallery__item" data-index="1" aria-label="Galerie Element 2">
+            <div class="placeholder"></div>
+          </article>
+          <article class="gallery__item" data-index="2" aria-label="Galerie Element 3">
+            <div class="placeholder"></div>
+          </article>
+        </div>
+
+        <div class="gallery__info">
+          <div class="profile-badge" aria-label="Profil Badge"></div>
+          <div class="gallery__handle" aria-label="Instagram Handle">@social_cooking</div>
+        </div>
+      </section>
+    </main>
+  </div>
+
+  <script src="javascript.js"></script>
 </body>
 </html>
\ No newline at end of file
diff --git a/javascript.js b/javascript.js
index e69de29..c70097e 100644
--- a/javascript.js
+++ b/javascript.js
@@ -0,0 +1,36 @@
+const prevBtn = document.querySelector('.arrow--prev');
+const nextBtn = document.querySelector('.arrow--next');
+const items = Array.from(document.querySelectorAll('.gallery__item'));
+let activeIndex = 0;
+
+function updateGallery() {
+  items.forEach((item, i) => {
+    item.style.opacity = i === activeIndex ? '1' : '0.35';
+    item.style.transform = i === activeIndex ? 'scale(1)' : 'scale(0.95)';
+  });
+}
+
+function showNext() {
+  activeIndex = (activeIndex + 1) % items.length;
+  updateGallery();
+}
+
+function showPrev() {
+  activeIndex = (activeIndex - 1 + items.length) % items.length;
+  updateGallery();
+}
+
+nextBtn.addEventListener('click', showNext);
+prevBtn.addEventListener('click', showPrev);
+
+// keyboard support
+document.addEventListener('keydown', (event) => {
+  if (event.key === 'ArrowRight') {
+    showNext();
+  }
+  if (event.key === 'ArrowLeft') {
+    showPrev();
+  }
+});
+
+updateGallery();
\ No newline at end of file
diff --git a/stylesheet.css b/stylesheet.css
index e69de29..d700709 100644
--- a/stylesheet.css
+++ b/stylesheet.css
@@ -0,0 +1,243 @@
+/* Wireframe Stile (schwarz/weiß) */
+* {
+  box-sizing: border-box;
+}
+
+:root {
+  --black: #000000;
+  --white: #ffffff;
+  --max-width: 1440px;
+}
+
+html, body {
+  margin: 0;
+  padding: 0;
+  background: var(--white);
+  color: var(--black);
+  font-family: Inter, Arial, sans-serif;
+  min-height: 100%;
+}
+
+.page-wrapper {
+  max-width: var(--max-width);
+  margin: 0 auto;
+  padding: 24px;
+  background: var(--white);
+  min-height: 1343px;
+  border: 2px solid var(--black);
+}
+
+.header {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  border: 1px solid var(--black);
+  padding: 16px 24px;
+  margin-bottom: 24px;
+}
+
+.header__brand {
+  font-weight: bold;
+  font-size: 1.2rem;
+  border: 1px solid var(--black);
+  padding: 8px 12px;
+  background: var(--white);
+}
+
+.nav__link {
+  color: var(--black);
+  text-decoration: none;
+  font-weight: 600;
+  border: 1px solid var(--black);
+  padding: 8px 12px;
+  background: var(--white);
+}
+
+.btn {
+  border: 2px solid var(--black);
+  background: var(--white);
+  color: var(--black);
+  padding: 10px 18px;
+  font-weight: 700;
+  cursor: pointer;
+  transition: background-color 0.2s ease;
+}
+
+.btn--primary {
+  background: var(--white);
+}
+
+.btn--outline {
+  background: var(--white);
+}
+
+.btn:focus-visible,
+.nav__link:focus-visible,
+.arrow:focus-visible {
+  outline: 3px solid var(--black);
+  outline-offset: 3px;
+}
+
+.main-content {
+  display: grid;
+  grid-template-rows: auto auto;
+  gap: 32px;
+}
+
+.hero {
+  display: grid;
+  grid-template-columns: 1fr 1fr;
+  gap: 24px;
+  align-items: center;
+  padding: 24px;
+  border: 1px solid var(--black);
+}
+
+.hero__title {
+  font-size: 2rem;
+  line-height: 1.25;
+  margin: 0 0 16px;
+}
+
+.hero__description {
+  margin: 0 0 20px;
+  line-height: 1.5;
+}
+
+.hero__left {
+  display: flex;
+  flex-direction: column;
+  gap: 12px;
+}
+
+.hero__right {
+  display: flex;
+  justify-content: center;
+  align-items: center;
+}
+
+.image-card {
+  position: relative;
+  width: 100%;
+  max-width: 620px;
+  height: 400px;
+  border: 1px solid var(--black);
+}
+
+.image-card__placeholder {
+  width: 100%;
+  height: 100%;
+  background: var(--white);
+  position: relative;
+}
+
+.image-card__placeholder::before,
+.image-card__placeholder::after {
+  content: "";
+  position: absolute;
+  inset: 0;
+  border: 1px solid var(--black);
+}
+
+.image-card__placeholder::before {
+  background-image: linear-gradient(135deg, transparent 49%, var(--black) 49%, var(--black) 51%, transparent 51%);
+}
+
+.image-card__placeholder::after {
+  background-image: linear-gradient(225deg, transparent 49%, var(--black) 49%, var(--black) 51%, transparent 51%);
+}
+
+.social-badge {
+  position: absolute;
+  bottom: 16px;
+  right: 16px;
+  display: flex;
+  gap: 6px;
+  padding: 8px;
+  border: 1px solid var(--black);
+  background: var(--white);
+}
+
+.social-badge__dot {
+  width: 16px;
+  height: 16px;
+  background: var(--black);
+  border-radius: 50%;
+}
+
+.gallery {
+  border: 1px solid var(--black);
+  padding: 24px;
+}
+
+.gallery__controls {
+  display: flex;
+  justify-content: space-between;
+  margin-bottom: 16px;
+}
+
+.arrow {
+  border: 2px solid var(--black);
+  background: var(--white);
+  color: var(--black);
+  padding: 8px 16px;
+  font-size: 1.2rem;
+  cursor: pointer;
+}
+
+.gallery__track {
+  display: grid;
+  grid-template-columns: repeat(3, 1fr);
+  gap: 16px;
+}
+
+.gallery__item {
+  border: 1px solid var(--black);
+  min-height: 240px;
+  display: flex;
+  justify-content: center;
+  align-items: center;
+  padding: 8px;
+  position: relative;
+  background: var(--white);
+}
+
+.placeholder {
+  width: 100%;
+  height: 100%;
+  position: relative;
+  border: 1px solid var(--black);
+}
+
+.placeholder::before,
+.placeholder::after {
+  content: "";
+  position: absolute;
+  inset: 0;
+  background-image: linear-gradient(135deg, transparent 49%, var(--black) 49%, var(--black) 51%, transparent 51%);
+}
+
+.placeholder::after {
+  background-image: linear-gradient(225deg, transparent 49%, var(--black) 49%, var(--black) 51%, transparent 51%);
+}
+
+.gallery__info {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  margin-top: 20px;
+  position: relative;
+}
+
+.profile-badge {
+  width: 72px;
+  height: 72px;
+  border: 1px solid var(--black);
+  border-radius: 50%;
+  background: var(--white);
+  margin: 0 auto;
+}
+
+.gallery__handle {
+  font-weight: 700;
+}
