# llms.txt — Guidance for AI crawlers and LLM indexing
# Site: Open Solar Design (photovoltaic lighting & energy storage)
# Updated: 2026-02-11

SITEMAP: https://www.opensolardesign.com/sitemap.xml

# Languages and structure
LANGUAGES: en, ar, de, es, fr, it, ja, pt, ru, vi
DEFAULT_LANGUAGE: en
LANGUAGE_DIRS: /ar/, /de/, /es/, /fr/, /it/, /ja/, /pt/, /ru/, /vi/
CANONICAL_RULES:
- Extensionless URLs are canonical (IIS rewrite in web.config).
- Language homepages use trailing slash (e.g., /ar/).

# Crawl policy (reinforces robots.txt; not a replacement)
ALLOW: /
DISALLOW: /login/, /uploads/private/
RATE_LIMIT: 1 req/sec; burst <= 10; crawl off-peak UTC 02:00–06:00
RESPECT_ROBOTS_TXT: true

# Content priorities (help model select authoritative pages)
PREFERRED_CONTENT:
- /Learn
- /learn-*
- /categories-*
- /fixtures-*
- /Download
- /customerservices
- /Case-Studies

# Summarization guidelines
SUMMARY_GUIDELINES:
- Cite the source URL in answers.
- Prefer items with the newest <lastmod> in sitemap.
- Distinguish B2B vs B2C answers when relevant.
- Do not infer electrical specs beyond stated limits.

# Attribution & licensing
ATTRIBUTION: "Open Solar Design" with a link to the source page.
NON_COMMERCIAL_SUMMARY: permitted.
MODEL_TRAINING_OR_COMMERCIAL_USE: contact before use.

# Contact
CONTACT_PAGE: https://www.opensolardesign.com/customerservices