Architecture reframe: rename triad/Stoa/Logos/Agora → Passepartout

- Renamed ideas/stoa/ → ideas/passepartout/, all stage files prefixed passepartout-
- Renamed triad-index/overview/systemic-effects → passepartout-* under passepartout/
- Renamed ideas/agora/ → ideas/passepartout-social-protocol/, stripped agora- prefixes
- Merged overview and environment pages into architecture; deleted 3 redundant files
- Renamed growth-strategy → enterprise-growth-strategy
- Renamed alternative-growth-social-first → social-growth-strategy
- Removed all Greek names: Stoa, Logos, Agora as product names
- Updated 50+ files of cross-references to new naming
- Kept org-id UUIDs intact throughout

ideas/compliance/fedramp.org

@@ -42,12 +42,12 @@ are strongly discouraged from using non-authorized services.
 No direct fines. Non-authorized providers are simply ineligible for federal
 contracts. FedRAMP is a procurement gate, not a regulatory one.
 
-** Why it matters for the triad
+** Why it matters for Passepartout
 
 FedRAMP is the highest bar and the most expensive certification to obtain.
 Few cloud providers achieve it (fewer than 300 authorized products as of 2025).
 But those that do capture the US government market with minimal competition.
-For the triad: a [[id:3c6b0449-a8fb-5b89-b82a-34efb21ef5b5][compute marketplace]] provider with FedRAMP Moderate or High
+For Passepartout: a [[id:3c6b0449-a8fb-5b89-b82a-34efb21ef5b5][compute marketplace]] provider with FedRAMP Moderate or High
 authorization can sell to every federal agency. The gate stack's deterministic
 audit trail maps directly to FedRAMP's continuous monitoring requirement —
 producing verifiable evidence of control effectiveness on every access, not