diff --git a/setup.sh b/setup.sh
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+++ b/setup.sh
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+#!/usr/bin/env bash
+# Setup Claude Code - Reverdin Consulting
+# Usage : curl -fsSL https://git.reverdin.eu/marc/claude-rc-config/raw/branch/main/setup.sh | bash
+
+set -e
+
+REPO_BASE="https://git.reverdin.eu/marc/claude-rc-config/raw/branch/main"
+CLAUDE_DIR="$HOME/.claude"
+SKILLS_DIR="$CLAUDE_DIR/skills"
+
+echo "=== Claude Code - Setup Reverdin Consulting ==="
+
+# 1. Verifier / installer Claude Code
+if ! command -v claude &>/dev/null; then
+  echo ">>> Installation de Claude Code..."
+  if command -v npm &>/dev/null; then
+    npm install -g @anthropic-ai/claude-code
+  elif command -v brew &>/dev/null; then
+    brew install anthropic/tap/claude-code 2>/dev/null || npm install -g @anthropic-ai/claude-code
+  else
+    echo "ERREUR : npm ou brew requis. Installer Node.js depuis https://nodejs.org"
+    exit 1
+  fi
+else
+  echo ">>> Claude Code deja installe : $(claude --version 2>/dev/null || echo ok)"
+fi
+
+# 2. Creer les repertoires
+mkdir -p "$SKILLS_DIR/rc-brief" "$SKILLS_DIR/rc-writer" "$SKILLS_DIR/research-query" "$SKILLS_DIR/think"
+
+# 3. Telecharger les fichiers
+echo ">>> Telechargement de la configuration RC..."
+
+curl -fsSL "$REPO_BASE/config/settings.json" -o "$CLAUDE_DIR/settings.json.rc"
+curl -fsSL "$REPO_BASE/config/CLAUDE.md"     -o "$CLAUDE_DIR/CLAUDE.md"
+curl -fsSL "$REPO_BASE/skills/rc-brief/SKILL.md"        -o "$SKILLS_DIR/rc-brief/SKILL.md"
+curl -fsSL "$REPO_BASE/skills/rc-writer/SKILL.md"       -o "$SKILLS_DIR/rc-writer/SKILL.md"
+curl -fsSL "$REPO_BASE/skills/research-query/SKILL.md"  -o "$SKILLS_DIR/research-query/SKILL.md"
+curl -fsSL "$REPO_BASE/skills/think/SKILL.md"           -o "$SKILLS_DIR/think/SKILL.md"
+
+# 4. Fusionner settings.json
+if [ -f "$CLAUDE_DIR/settings.json" ]; then
+  echo ">>> settings.json existant - fusion..."
+  python3 - << 'PYMERGE'
+import json, os
+home = os.path.expanduser("~")
+rc = json.load(open(f"{home}/.claude/settings.json.rc"))
+existing = json.load(open(f"{home}/.claude/settings.json"))
+for key in ["allow", "deny"]:
+    ep = existing.get("permissions", {}).get(key, [])
+    rp = rc.get("permissions", {}).get(key, [])
+    existing.setdefault("permissions", {})[key] = list(dict.fromkeys(ep + rp))
+with open(f"{home}/.claude/settings.json", "w") as f:
+    json.dump(existing, f, indent=2, ensure_ascii=False)
+print("Fusion OK")
+PYMERGE
+else
+  cp "$CLAUDE_DIR/settings.json.rc" "$CLAUDE_DIR/settings.json"
+  echo ">>> settings.json cree"
+fi
+rm -f "$CLAUDE_DIR/settings.json.rc"
+
+echo ""
+echo "=== Installation terminee ==="
+echo ""
+echo "ETAPE MANUELLE :"
+echo "  Claude Desktop > Settings > Integrations"
+echo "  Connecter Microsoft 365 avec votre compte @reverdin.eu"
+echo ""
+echo "Skills : /rc-brief  /rc-writer  /research-query  /think"