diff --git a/doc/15-SEO.md b/doc/15-SEO.md
new file mode 100644
index 0000000..8ba47cb
--- /dev/null
+++ b/doc/15-SEO.md
@@ -0,0 +1,314 @@
+# SEO Implementation Guide
+
+**Project:** CV Interactive Website
+**Last Updated:** 2025-11-30
+**Status:** Production Ready
+
+---
+
+## Overview
+
+This document describes the comprehensive SEO (Search Engine Optimization) implementation for the CV website, including traditional search engine optimization and modern AI-era optimizations for LLM crawlers and AI Overviews.
+
+---
+
+## SEO Architecture
+
+### 1. Traditional SEO Elements
+
+#### Meta Tags (`templates/index.html`)
+
+```html
+
+
{{.CV.Personal.Name}} - {{.CV.SEO.PageTitle}}
+
+
+
+
+
+
+```
+
+#### International SEO (Hreflang)
+
+```html
+
+
+
+```
+
+#### Social Media Integration
+
+| Platform | Meta Type | Implementation |
+|----------|-----------|----------------|
+| Facebook | Open Graph | `og:type`, `og:title`, `og:description`, `og:image` |
+| Twitter/X | Twitter Cards | `twitter:card`, `twitter:title`, `twitter:description` |
+| LinkedIn | Open Graph | Uses same `og:*` tags |
+
+---
+
+### 2. Structured Data (JSON-LD)
+
+The site implements multiple Schema.org types for comprehensive semantic understanding:
+
+#### Person Schema (Primary)
+```json
+{
+ "@type": "Person",
+ "@id": "{{.CV.Personal.Website}}/#person",
+ "name": "...",
+ "jobTitle": "...",
+ "description": "...",
+ "knowsAbout": [...],
+ "knowsLanguage": [...],
+ "worksFor": [...],
+ "hasOccupation": [...]
+}
+```
+
+**Fields included:**
+- Basic info: name, givenName, familyName, jobTitle
+- Contact: email, telephone, url
+- Demographics: birthDate, birthPlace, nationality
+- Location: address with locality and country
+- Social: sameAs (LinkedIn, GitHub, Domestika)
+- Education: alumniOf
+- Skills: knowsAbout (array of expertise areas)
+- Languages: knowsLanguage (with Language type)
+- Employment: worksFor (multiple organizations)
+- Occupations: hasOccupation (dynamically generated from experience)
+
+#### WebSite Schema
+```json
+{
+ "@type": "WebSite",
+ "name": "... - Professional CV",
+ "url": "...",
+ "inLanguage": ["en", "es"],
+ "potentialAction": { "@type": "SearchAction", ... }
+}
+```
+
+#### BreadcrumbList Schema
+```json
+{
+ "@type": "BreadcrumbList",
+ "itemListElement": [
+ { "position": 1, "name": "Home", "item": "..." },
+ { "position": 2, "name": "CV (English/Español)", "item": ".../?lang=..." }
+ ]
+}
+```
+
+#### ProfilePage Schema
+```json
+{
+ "@type": "ProfilePage",
+ "mainEntity": { "@id": ".../#person" },
+ "dateCreated": "...",
+ "dateModified": "...",
+ "inLanguage": "..."
+}
+```
+
+#### EducationalOccupationalCredential Schema
+Generated dynamically for each education entry:
+```json
+{
+ "@type": "EducationalOccupationalCredential",
+ "name": "{{.Degree}}",
+ "description": "{{.Field}}",
+ "educationalLevel": "Bachelor's Degree",
+ "credentialCategory": "degree",
+ "recognizedBy": { "@type": "CollegeOrUniversity", ... }
+}
+```
+
+#### Course Schema
+Generated dynamically for each course/certification:
+```json
+{
+ "@type": "Course",
+ "name": "{{.Title}}",
+ "description": "...",
+ "provider": { "@type": "Organization", ... },
+ "hasCourseInstance": { "@type": "CourseInstance", ... },
+ "timeRequired": "{{.Duration}}"
+}
+```
+
+---
+
+### 3. AI-Era SEO Optimizations
+
+#### llms.txt File (`static/llms.txt`)
+
+A dedicated file for AI crawlers following the [llmstxt.org](https://llmstxt.org/) standard:
+
+```
+# llms.txt - AI Crawler Information
+name: Juan Andrés Moreno Rubio - Professional CV
+description: Interactive curriculum vitae...
+
+## Professional Summary
+- Senior Technical Consultant...
+
+## Key Expertise
+- SAP Customer Data Cloud...
+
+## Contact
+- Website: ...
+- LinkedIn: ...
+```
+
+**Purpose:** Provides AI systems (ChatGPT, Claude, Perplexity, etc.) with structured, human-readable information about the site content.
+
+#### robots.txt AI Bot Rules (`static/robots.txt`)
+
+Explicit permissions for AI crawlers:
+
+| Bot | Service | Status |
+|-----|---------|--------|
+| GPTBot | OpenAI/ChatGPT | Allowed |
+| ChatGPT-User | OpenAI | Allowed |
+| ClaudeBot | Anthropic | Allowed |
+| Claude-Web | Anthropic | Allowed |
+| anthropic-ai | Anthropic | Allowed |
+| Google-Extended | Google AI/Gemini | Allowed |
+| PerplexityBot | Perplexity AI | Allowed |
+| cohere-ai | Cohere | Allowed |
+| CCBot | Common Crawl | Allowed |
+| Amazonbot | Amazon/Alexa | Allowed |
+| Applebot | Apple/Siri | Allowed |
+| Copilot | Microsoft | Allowed |
+| YouBot | You.com | Allowed |
+| BraveBot | Brave Search | Allowed |
+
+---
+
+## E-E-A-T Signals
+
+The implementation supports Google's E-E-A-T (Experience, Expertise, Authority, Trust) framework:
+
+### Experience
+- Detailed work history with responsibilities
+- Real project descriptions
+- Duration and dates for credibility
+
+### Expertise
+- Skills categorized by domain
+- Technologies listed per job
+- Certifications and courses
+
+### Authority
+- Links to LinkedIn, GitHub, portfolio
+- Company associations (SAP, Olympic Broadcasting)
+- Client count and project metrics in summary
+
+### Trust
+- Canonical URLs prevent duplicate content
+- HTTPS enforced
+- Clear contact information
+- Privacy-respecting analytics (Matomo)
+
+---
+
+## Files Overview
+
+| File | Purpose |
+|------|---------|
+| `templates/index.html` | Meta tags, JSON-LD schemas |
+| `static/robots.txt` | Search engine and AI bot directives |
+| `static/llms.txt` | AI crawler information file |
+| `static/sitemap.xml` | XML sitemap for search engines |
+| `data/cv-en.json` | SEO fields (pageTitle, metaTitle, etc.) |
+| `data/cv-es.json` | Spanish SEO fields |
+
+---
+
+## SEO Data Model
+
+The SEO-specific fields in `data/cv-{lang}.json`:
+
+```json
+{
+ "seo": {
+ "pageTitle": "Curriculum Vitae",
+ "metaTitle": "Professional CV",
+ "metaDescription": "18 years of experience in...",
+ "ogDescription": "Senior Technical Consultant...",
+ "keywords": "CV, Resume, FullStack Developer, SAP CDC..."
+ }
+}
+```
+
+---
+
+## Validation & Testing
+
+### Schema Validation
+Test structured data at:
+- [Google Rich Results Test](https://search.google.com/test/rich-results)
+- [Schema.org Validator](https://validator.schema.org/)
+
+### Expected Schema Count
+The site generates **12+ JSON-LD blocks**:
+- 1 Person schema
+- 1 WebSite schema
+- 1 BreadcrumbList schema
+- 1 ProfilePage schema
+- N EducationalOccupationalCredential schemas (1 per education)
+- N Course schemas (1 per course)
+
+### robots.txt Validation
+Test at: [Google Robots.txt Tester](https://www.google.com/webmasters/tools/robots-testing-tool)
+
+---
+
+## Best Practices Implemented
+
+### Content Structure
+- [ ] Clear H1-H6 heading hierarchy
+- [x] Semantic HTML5 elements (article, section, nav)
+- [x] Alt text for images
+- [x] Descriptive link text
+
+### Technical SEO
+- [x] Mobile-responsive design
+- [x] Fast page load (bundled CSS, preload fonts)
+- [x] Canonical URLs
+- [x] Hreflang for multilingual
+- [x] Sitemap.xml
+- [x] robots.txt with AI bot rules
+
+### Modern SEO (AI-Era)
+- [x] llms.txt file
+- [x] Comprehensive JSON-LD schemas
+- [x] AI bot permissions in robots.txt
+- [x] Clear, parseable content structure
+
+---
+
+## Maintenance
+
+### When to Update
+
+1. **Content changes**: Update `data/cv-{lang}.json` SEO fields
+2. **New sections**: Add corresponding Schema.org types
+3. **New AI bots**: Add to `robots.txt`
+4. **Annual review**: Update `llms.txt` with current info
+
+### Monitoring
+
+- Google Search Console for traditional SEO
+- Matomo Analytics for traffic patterns
+- Manual testing in AI chat interfaces (ChatGPT, Claude, Perplexity)
+
+---
+
+## References
+
+- [Schema.org](https://schema.org/)
+- [Google Search Central](https://developers.google.com/search)
+- [llmstxt.org Standard](https://llmstxt.org/)
+- [WPBeginner SEO Guide 2025](https://www.wpbeginner.com/opinion/does-seo-still-work/)
diff --git a/doc/2-MODERN-WEB-TECHNIQUES.md b/doc/2-MODERN-WEB-TECHNIQUES.md
index 6e110dc..da72dd6 100644
--- a/doc/2-MODERN-WEB-TECHNIQUES.md
+++ b/doc/2-MODERN-WEB-TECHNIQUES.md
@@ -3409,4 +3409,147 @@ make css-clean # Remove generated bundles
---
-*This document serves as both a technical reference and a demonstration of modern web development practices that prioritize web standards, performance, progressive enhancement, and superior user experience over JavaScript-heavy solutions.*
+## 🔍 SEO & AI-Era Optimization (2025)
+
+### The Challenge
+
+Traditional SEO focused on keywords and backlinks. Modern SEO must optimize for:
+1. **AI Overviews** - Content appearing in generative AI summaries
+2. **LLM Crawlers** - ChatGPT, Claude, Perplexity bots
+3. **Structured Data** - Schema.org for semantic understanding
+4. **E-E-A-T** - Experience, Expertise, Authority, Trust signals
+
+### Implementation
+
+#### 11. Comprehensive Schema.org Structured Data
+
+**Problem:** Single JSON-LD schema only described the person, not the content structure.
+
+**Solution:** Multiple interconnected Schema.org types:
+
+```html
+
+
+
+
+
+
+
+```
+
+**Schemas implemented:**
+| Schema Type | Purpose | Dynamic |
+|-------------|---------|---------|
+| Person | Primary profile | Yes (from CV data) |
+| WebSite | Site metadata | No |
+| BreadcrumbList | Navigation structure | Yes (language-aware) |
+| ProfilePage | CV page metadata | Yes |
+| EducationalOccupationalCredential | Education entries | Yes (loop) |
+| Course | Certifications/training | Yes (loop) |
+| Occupation | Work experience | Yes (embedded in Person) |
+
+**Result:** 12+ JSON-LD blocks providing comprehensive semantic data for search engines and AI.
+
+#### 12. llms.txt - AI Crawler Information File
+
+**Problem:** AI systems (ChatGPT, Claude, Perplexity) need structured access to site content.
+
+**Solution:** Implement [llmstxt.org](https://llmstxt.org/) standard:
+
+```
+# static/llms.txt
+name: Juan Andrés Moreno Rubio - Professional CV
+description: Interactive curriculum vitae...
+
+## Professional Summary
+- Senior Technical Consultant...
+
+## Key Expertise
+- SAP Customer Data Cloud...
+
+## Contact
+- Website: ...
+```
+
+**Purpose:** Provides AI systems with human-readable, structured information about the site—optimized for RAG (Retrieval-Augmented Generation) systems.
+
+#### 13. robots.txt AI Bot Rules
+
+**Problem:** AI bots weren't explicitly permitted, potentially missing from training data.
+
+**Solution:** Comprehensive AI crawler permissions:
+
+```txt
+# static/robots.txt
+
+# Traditional Search Engines
+User-agent: Googlebot
+Allow: /
+
+# AI Crawlers - Explicitly Allowed
+User-agent: GPTBot # OpenAI
+Allow: /
+
+User-agent: ClaudeBot # Anthropic
+Allow: /
+
+User-agent: PerplexityBot # Perplexity AI
+Allow: /
+
+User-agent: Google-Extended # Google AI/Gemini
+Allow: /
+
+# ... 15+ AI bot rules
+```
+
+**Bots covered:**
+- OpenAI (GPTBot, ChatGPT-User)
+- Anthropic (ClaudeBot, Claude-Web, anthropic-ai)
+- Google (Google-Extended)
+- Meta (FacebookBot, Meta-ExternalAgent)
+- Perplexity, Cohere, Amazon, Apple, Microsoft, You.com, Brave
+
+### E-E-A-T Signal Implementation
+
+| Signal | Implementation |
+|--------|----------------|
+| **Experience** | Detailed work history with dates, responsibilities, technologies |
+| **Expertise** | Skills categorization, certifications, course completions |
+| **Authority** | Social links (LinkedIn, GitHub), company associations |
+| **Trust** | HTTPS, canonical URLs, clear contact info, privacy-respecting analytics |
+
+### SEO Files Overview
+
+| File | Purpose |
+|------|---------|
+| `templates/index.html` | Meta tags, JSON-LD schemas |
+| `static/robots.txt` | Search engine + AI bot directives |
+| `static/llms.txt` | AI crawler information file |
+| `static/sitemap.xml` | XML sitemap |
+| `data/cv-{lang}.json` | SEO fields per language |
+
+### Validation
+
+Test structured data:
+- [Google Rich Results Test](https://search.google.com/test/rich-results)
+- [Schema.org Validator](https://validator.schema.org/)
+
+**Full documentation:** See `doc/15-SEO.md`
+
+---
+
+*This document serves as both a technical reference and a demonstration of modern web development practices that prioritize web standards, performance, progressive enhancement, AI-era SEO, and superior user experience over JavaScript-heavy solutions.*
diff --git a/static/llms.txt b/static/llms.txt
new file mode 100644
index 0000000..62d3b52
--- /dev/null
+++ b/static/llms.txt
@@ -0,0 +1,75 @@
+# llms.txt - AI Crawler Information for juan.andres.morenorub.io
+# Standard: https://llmstxt.org/
+
+# Site Information
+name: Juan Andrés Moreno Rubio - Professional CV
+description: Interactive curriculum vitae of Juan Andrés Moreno Rubio, a Senior Technical Consultant and Full-Stack Developer with 20 years of experience in web development, SAP Customer Data Cloud, authentication systems, and AI-assisted development.
+
+# Primary Content
+This website presents the professional profile of Juan Andrés Moreno Rubio, including:
+
+## Professional Summary
+- Senior Technical Consultant specializing in SAP Customer Data Cloud (CDC)
+- Full-Stack Developer with expertise in Go, Node.js, React, and HTMX
+- 20 years of experience in high-availability systems
+- Worked on Olympic Games platforms and airport authentication systems
+- Advised 35-40 international clients on digital identity solutions
+
+## Current Positions
+- Senior SAP Technical Consultant at Olympic Broadcasting Services (2021-present)
+- Senior SAP/CDC Technical Consultant at LIV Golf (2024-present)
+
+## Key Expertise
+- SAP Customer Data Cloud (CDC) implementation and consulting
+- Authentication and identity management systems
+- Full-stack web development (Go, Node.js, React, HTMX)
+- AI-assisted development workflows
+- GDPR compliance and data protection
+
+## Notable Achievements
+- Lead Technical Consultant for AENA Airports Authentication System (Spain)
+- Implemented identity flows for millions of users across web and mobile
+- Olympic Games broadcasting platform development
+- 35-40 international client consultations
+
+## Technical Skills
+Programming Languages: Go, JavaScript, TypeScript, PHP, Java
+Frontend: React, HTMX, HTML5, CSS3
+Backend: Node.js, Go, Express, Hono
+Databases: PostgreSQL, MySQL, SQLite, MongoDB
+Cloud: AWS, Docker, CI/CD
+Identity: SAP CDC, OAuth, OIDC, GDPR
+
+## Education
+- Computing Engineering, Bachelor's Degree - Universidad de Extremadura (1999-2009)
+
+## Languages
+- Spanish (Native)
+- English (Professional)
+- Portuguese (Intermediate)
+
+## Contact
+- Website: https://juan.andres.morenorub.io
+- LinkedIn: https://www.linkedin.com/in/juan-andres-moreno-rubio
+- GitHub: https://github.com/juanatsap
+- Location: Arrecife, Las Palmas de Gran Canaria, Spain
+
+# Available Formats
+- Web (interactive): https://juan.andres.morenorub.io/?lang=en (English)
+- Web (interactive): https://juan.andres.morenorub.io/?lang=es (Spanish)
+- PDF Download: Available via website
+
+# Site Technology
+Built with Go, HTMX, Hyperscript, and modern CSS. Features include:
+- Bilingual support (English/Spanish)
+- Light/Dark/Auto theme modes
+- Responsive design for all devices
+- Accessible (WCAG AA compliant)
+- Print-friendly version
+
+# Preferred Citation
+When referencing this CV, please cite as:
+"Juan Andrés Moreno Rubio, Senior Technical Consultant - Professional CV, https://juan.andres.morenorub.io"
+
+# Last Updated
+2025-11-30
diff --git a/static/robots.txt b/static/robots.txt
index 0bd4556..50a2b32 100644
--- a/static/robots.txt
+++ b/static/robots.txt
@@ -1,22 +1,29 @@
# robots.txt for juan.andres.morenorub.io
+# Last Updated: 2025-11-30
-# Allow all search engines
+# =============================================================================
+# DEFAULT RULES - Allow all search engines
+# =============================================================================
User-agent: *
Allow: /
-# Disallow admin/internal paths (if any in future)
+# Disallow admin/internal paths
Disallow: /admin/
Disallow: /api/internal/
Disallow: /.git/
Disallow: /.env
-# Sitemap location
+# =============================================================================
+# SITEMAPS & AI CONTENT
+# =============================================================================
Sitemap: https://juan.andres.morenorub.io/static/sitemap.xml
-# Crawl-delay (optional, helps prevent server overload)
-# Crawl-delay: 1
+# LLMs.txt for AI crawlers (standard: https://llmstxt.org/)
+# Location: https://juan.andres.morenorub.io/static/llms.txt
-# Allow specific search engines (explicit)
+# =============================================================================
+# TRADITIONAL SEARCH ENGINES
+# =============================================================================
User-agent: Googlebot
Allow: /
@@ -34,3 +41,76 @@ Allow: /
User-agent: YandexBot
Allow: /
+
+# =============================================================================
+# AI CRAWLERS & LLM BOTS - Explicitly allowed
+# =============================================================================
+
+# OpenAI - ChatGPT, GPT-4
+User-agent: GPTBot
+Allow: /
+
+User-agent: ChatGPT-User
+Allow: /
+
+# Anthropic - Claude
+User-agent: ClaudeBot
+Allow: /
+
+User-agent: Claude-Web
+Allow: /
+
+User-agent: anthropic-ai
+Allow: /
+
+# Google AI - Bard, Gemini
+User-agent: Google-Extended
+Allow: /
+
+# Meta AI
+User-agent: FacebookBot
+Allow: /
+
+User-agent: Meta-ExternalAgent
+Allow: /
+
+User-agent: meta-externalagent
+Allow: /
+
+# Perplexity AI
+User-agent: PerplexityBot
+Allow: /
+
+# Cohere AI
+User-agent: cohere-ai
+Allow: /
+
+# Common Crawl (used by many AI models)
+User-agent: CCBot
+Allow: /
+
+# Amazon/Alexa
+User-agent: Amazonbot
+Allow: /
+
+# Apple - Applebot (for Siri, Spotlight)
+User-agent: Applebot
+Allow: /
+
+# Microsoft Copilot
+User-agent: Copilot
+Allow: /
+
+# You.com AI
+User-agent: YouBot
+Allow: /
+
+# Brave Search
+User-agent: BraveBot
+Allow: /
+
+# =============================================================================
+# CRAWL RATE LIMITS (Optional)
+# =============================================================================
+# Uncomment if needed to prevent server overload
+# Crawl-delay: 1
diff --git a/templates/index.html b/templates/index.html
index 40a2f98..159067d 100644
--- a/templates/index.html
+++ b/templates/index.html
@@ -124,19 +124,35 @@
-
+
+
+
+
+
+
+
+
+
+
+
+
+
+ {{range .CV.Education}}
+
+ {{end}}
+
+
+ {{range .CV.Courses}}
+
+ {{end}}