docs(P00): clarify — 5 ambiguities auto-resolved (full autonomy)

Fix scope: comprehensive (4 layers). Pipeline depth: full. Mermaid
fix: re-layout to LR + re-render 2x. render_deck.sh: delete. Slide
count: split slides 3+8 (18->20 main + 1 appendix). All decisions
logged with confidence > 0.6 threshold; no human escalation.

---ci---
project: acdl
phase: 0
milestone: v1.22
status: clarify
---/ci---

.ciagent/CHECKPOINT.json

@@ -1,12 +1,12 @@
 {
-  "phase": 6,
-  "stage": "complete",
-  "milestone": "v1.21",
-  "phase_role": "final",
+  "phase": 0,
+  "stage": "specify",
+  "milestone": "v1.22",
+  "phase_role": "pre_execution",
   "attempts": 0,
-  "updated_at": "2026-08-11T00:30:00Z",
-  "milestone_complete": true,
-  "tag": "v1.20.6",
-  "requirements": ["REQ-245","REQ-246","REQ-247","REQ-248","REQ-249","REQ-250","REQ-251","REQ-252","REQ-253"],
-  "notes": "v1.21 milestone complete. 9 requirements (REQ-245..253) across 6 execution phases + P0 pre-execution. P1 strategic-docs (thesis rename + NORTH_STAR objectives + RACI restructure); P2 slides source-of-truth (rename + restructure + rewrite, 18 main + 1 appendix); P3 marp deck + talking points + README + theme CSS fix; P4 pipeline hardening (Checkov before plan, Wiz-or-Checkov on plan, never both); P5 render + verify (new diagrams, HTML, PPTX, 686 tests pass + 1 pre-existing attestation env failure). Deck renamed nova-no-humans-platform* -> nova-autonomous-cloud-delivery*. Title: 'Nova — The Autonomous Cloud Delivery Platform'. 4-beat arc (Problem -> Solution -> Proof -> Roadmap + Ask). All 33 review notes applied. Tags on v1.20.x line (v1.20.0 P0 -> v1.20.6 P6 final). Next milestone starts fresh."
+  "updated_at": "2026-08-11T14:30:00Z",
+  "milestone_complete": false,
+  "tag": null,
+  "requirements": ["REQ-254","REQ-255","REQ-256","REQ-257","REQ-258","REQ-259","REQ-260","REQ-261","REQ-262"],
+  "notes": "v1.22 Nova Deck Layout Fix. SPECIFY complete. 9 requirements (REQ-254..262). NFR milestone, 7 phases (P0 + P1-P5 + P6 final). Tags on v1.21.x line. Root cause: theme CSS zero section padding + overflow:hidden + blunt img max-height + extreme aspect-ratio diagrams. Comprehensive fix across theme CSS, render scripts, mermaid, deck content, tests."
 }