diff --git a/docs/index.html b/docs/index.html
index fe1b5d3..40788d2 100644
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+++ b/docs/index.html
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-<title>StackDepth — Visual System Design &amp; AI Engineering, from First Principles</title>
-<meta name="description" content="StackDepth: free, visual-first engineering lessons across 9 tracks — AI agents, context engineering, system design, distributed systems, storage engines, transactions, streaming &amp; REST APIs. Interactive quizzes, interview questions &amp; cheat sheets.">
+<title>StackDepth — Visual Lessons in System Design &amp; AI Engineering</title>
+<meta name="description" content="Free, visual lessons on system design, AI agents, distributed systems, REST and more. Each one has a quiz and the senior/staff interview questions you actually get asked.">
 <meta name="author" content="dineshbyte">
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-<meta property="og:description" content="9 tracks of visual-first lessons — AI agents, context engineering, system design, distributed systems, storage, transactions, streaming &amp; REST. Quizzes, interview questions, cheat sheets.">
+<meta property="og:title" content="StackDepth — Visual Lessons in System Design &amp; AI Engineering">
+<meta property="og:description" content="Free, visual lessons on system design, AI agents, distributed systems, REST and more. Each one has a quiz and the senior/staff interview questions you actually get asked.">
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+<meta name="twitter:title" content="StackDepth — Visual Lessons in System Design &amp; AI Engineering">
+<meta name="twitter:description" content="Free, visual lessons on system design, AI agents, distributed systems, REST and more. Each one has a quiz and the senior/staff interview questions you actually get asked.">
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