diff --git a/app/blog/[slug]/page.js b/app/blog/[slug]/page.js
index e6baed4..4a8e173 100644
--- a/app/blog/[slug]/page.js
+++ b/app/blog/[slug]/page.js
@@ -19,16 +19,27 @@ export async function generateMetadata({ params }) {
   const { slug } = await params;
   const article = await getArticle(slug);
   if (!article) return { title: 'Статья не найдена' };
+  const ogImages = article.cover_url
+    ? [{ url: article.cover_url.startsWith('http') ? article.cover_url : `https://zeropost.ru${article.cover_url}`, width: 1600, height: 900, alt: article.title }]
+    : [{ url: 'https://zeropost.ru/og-default.png', width: 1200, height: 630 }];
   return {
     title: article.seo_title || article.title,
     description: article.seo_descr || article.excerpt,
+    alternates: { canonical: `https://zeropost.ru/blog/${slug}` },
     openGraph: {
       title: article.title,
       description: article.excerpt,
       type: 'article',
+      url: `https://zeropost.ru/blog/${slug}`,
       publishedTime: article.published_at,
       tags: article.tags || [],
-      images: article.cover_url ? [{ url: article.cover_url }] : undefined,
+      images: ogImages,
+    },
+    twitter: {
+      card: 'summary_large_image',
+      title: article.seo_title || article.title,
+      description: article.seo_descr || article.excerpt,
+      images: ogImages.map(i => i.url),
     },
   };
 }
diff --git a/app/layout.js b/app/layout.js
index 888e3d8..18dc3ec 100644
--- a/app/layout.js
+++ b/app/layout.js
@@ -7,12 +7,50 @@ export const metadata = {
   },
   description: 'Блог про практическое применение искусственного интеллекта. Промпты, инструменты, кейсы — без воды.',
   metadataBase: new URL('https://zeropost.ru'),
+  keywords: ['искусственный интеллект', 'промпт-инжиниринг', 'ChatGPT', 'Claude', 'ИИ инструменты', 'автоматизация'],
+  authors: [{ name: 'ZeroPost', url: 'https://zeropost.ru' }],
+  creator: 'ZeroPost',
+  publisher: 'ZeroPost',
+  robots: {
+    index: true,
+    follow: true,
+    googleBot: { index: true, follow: true },
+  },
   openGraph: {
     type: 'website',
     locale: 'ru_RU',
+    url: 'https://zeropost.ru',
     siteName: 'ZeroPost',
+    title: 'ZeroPost — практические материалы про ИИ',
+    description: 'Блог про практическое применение искусственного интеллекта. Промпты, инструменты, кейсы — без воды.',
+    images: [
+      {
+        url: '/og-default.png',
+        width: 1200,
+        height: 630,
+        alt: 'ZeroPost — практические материалы про ИИ',
+      },
+    ],
+  },
+  twitter: {
+    card: 'summary_large_image',
+    title: 'ZeroPost — практические материалы про ИИ',
+    description: 'Блог про практическое применение искусственного интеллекта. Промпты, инструменты, кейсы — без воды.',
+    images: ['/og-default.png'],
+  },
+  icons: {
+    icon: [
+      { url: '/favicon.svg', type: 'image/svg+xml' },
+      { url: '/favicon-16x16.png', sizes: '16x16', type: 'image/png' },
+      { url: '/favicon-32x32.png', sizes: '32x32', type: 'image/png' },
+    ],
+    apple: [{ url: '/apple-touch-icon.png', sizes: '180x180' }],
+    other: [
+      { rel: 'manifest', url: '/site.webmanifest' },
+    ],
   },
   alternates: {
+    canonical: 'https://zeropost.ru',
     types: { 'application/rss+xml': '/rss.xml' },
   },
 };
diff --git a/public/apple-touch-icon.png b/public/apple-touch-icon.png
new file mode 100644
index 0000000..c9d8ef6
Binary files /dev/null and b/public/apple-touch-icon.png differ
diff --git a/public/favicon-16x16.png b/public/favicon-16x16.png
new file mode 100644
index 0000000..337c4ac
Binary files /dev/null and b/public/favicon-16x16.png differ
diff --git a/public/favicon-32x32.png b/public/favicon-32x32.png
new file mode 100644
index 0000000..315228a
Binary files /dev/null and b/public/favicon-32x32.png differ
diff --git a/public/favicon.svg b/public/favicon.svg
new file mode 100644
index 0000000..898cbb1
--- /dev/null
+++ b/public/favicon.svg
@@ -0,0 +1,4 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 32">
+  <rect width="32" height="32" rx="8" fill="#10b981"/>
+  <text x="16" y="23" font-family="Inter,Arial,sans-serif" font-size="18" font-weight="800" text-anchor="middle" fill="white" letter-spacing="-1">Z</text>
+</svg>
diff --git a/public/icon-192.png b/public/icon-192.png
new file mode 100644
index 0000000..f031160
Binary files /dev/null and b/public/icon-192.png differ
diff --git a/public/icon-512.png b/public/icon-512.png
new file mode 100644
index 0000000..f47cb4b
Binary files /dev/null and b/public/icon-512.png differ
diff --git a/public/og-default.png b/public/og-default.png
new file mode 100644
index 0000000..9045f4e
Binary files /dev/null and b/public/og-default.png differ
diff --git a/public/site.webmanifest b/public/site.webmanifest
new file mode 100644
index 0000000..c8bba24
--- /dev/null
+++ b/public/site.webmanifest
@@ -0,0 +1,13 @@
+{
+  "name": "ZeroPost",
+  "short_name": "ZeroPost",
+  "description": "Практические материалы про ИИ",
+  "start_url": "/",
+  "display": "standalone",
+  "background_color": "#fafaf9",
+  "theme_color": "#10b981",
+  "icons": [
+    { "src": "/icon-192.png", "sizes": "192x192", "type": "image/png" },
+    { "src": "/icon-512.png", "sizes": "512x512", "type": "image/png" }
+  ]
+}