diff --git a/.gitea/workflows/gitleaks.yml b/.gitea/workflows/gitleaks.yml
new file mode 100644
index 0000000..2b3cf1d
--- /dev/null
+++ b/.gitea/workflows/gitleaks.yml
@@ -0,0 +1,27 @@
+# Escaneo de secretos en cada push y pull request. Este repo es PUBLICO.
+# Falla si gitleaks encuentra una clave en los commits nuevos.
+name: gitleaks
+
+on:
+  push:
+  pull_request:
+
+jobs:
+  gitleaks:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Instalar gitleaks
+        run: |
+          set -e
+          VERSION=8.21.2
+          curl -sSL "https://github.com/gitleaks/gitleaks/releases/download/v${VERSION}/gitleaks_${VERSION}_linux_x64.tar.gz" -o /tmp/gitleaks.tgz
+          tar -xzf /tmp/gitleaks.tgz -C /tmp gitleaks
+          sudo install -m 755 /tmp/gitleaks /usr/local/bin/gitleaks
+          gitleaks version
+
+      - name: Escanear el historial
+        run: gitleaks git --no-banner --redact --verbose .
diff --git a/.githooks/pre-push b/.githooks/pre-push
new file mode 100755
index 0000000..be98f3d
--- /dev/null
+++ b/.githooks/pre-push
@@ -0,0 +1,49 @@
+#!/bin/sh
+# Hook pre-push: bloquea el push si lo que se va a subir contiene secretos.
+#
+# Activar una vez por clon:   git config core.hooksPath .githooks
+#
+# Este repo es PUBLICO: un secreto que llega al remoto queda expuesto aunque se
+# borre en el commit siguiente (sigue en el historial). En 2026-03 se filtro asi
+# una clave de API pegada en .claude/settings.json.
+#
+# Si gitleaks esta instalado (https://github.com/gitleaks/gitleaks) se usa el;
+# si no, se aplica un escaneo minimo con grep sobre los formatos mas comunes.
+set -u
+
+remote="$1"
+z40=0000000000000000000000000000000000000000
+fallo=0
+
+while read -r local_ref local_sha remote_ref remote_sha; do
+    [ "$local_sha" = "$z40" ] && continue          # borrado de rama: nada que escanear
+    if [ "$remote_sha" = "$z40" ]; then
+        rango="$local_sha"                           # rama nueva: todo lo alcanzable
+    else
+        rango="$remote_sha..$local_sha"
+    fi
+
+    if command -v gitleaks >/dev/null 2>&1; then
+        if ! gitleaks git --no-banner --redact --log-opts="$rango" . ; then
+            fallo=1
+        fi
+    else
+        # Escaneo minimo: lineas AÑADIDAS en el rango con formatos de clave conocidos.
+        hits=$(git log -p --no-color "$rango" -- . ':!*.min.*' ':!*.lock' \
+            | grep -E '^\+' \
+            | grep -E 'AIza[0-9A-Za-z_-]{35}|sk_(live|test)_[0-9A-Za-z]{20,}|ghp_[0-9A-Za-z]{30,}|xox[bp]-[0-9A-Za-z-]{10,}|AKIA[0-9A-Z]{16}|eyJ[A-Za-z0-9_-]{20,}\.[A-Za-z0-9_-]{20,}\.[A-Za-z0-9_-]{10,}|-----BEGIN [A-Z ]*PRIVATE KEY|(ANTHROPIC_AUTH_TOKEN|ANTHROPIC_API_KEY|OPENAI_API_KEY|API_KEY|SECRET|PASSWORD|TOKEN)["'"'"']?[[:space:]]*[:=][[:space:]]*["'"'"'][^"'"'"']{8,}' \
+            | grep -vE '\$\{?[A-Z_]+\}?|\*\*\*|EJEMPLO|EXAMPLE|placeholder' )
+        if [ -n "$hits" ]; then
+            echo "pre-push: posibles secretos en lo que vas a subir ($rango):" >&2
+            printf '%s\n' "$hits" | cut -c1-120 | sed 's/^/   /' >&2
+            echo "pre-push: instala gitleaks para un escaneo completo. Si es un falso positivo, --no-verify." >&2
+            fallo=1
+        fi
+    fi
+done
+
+if [ "$fallo" -ne 0 ]; then
+    echo "pre-push: PUSH BLOQUEADO. Quita el secreto del commit (git commit --amend o rebase) y rota la clave si ya la has pegado en algun sitio." >&2
+    exit 1
+fi
+exit 0
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..35821ad
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,14 @@
+# Configuracion LOCAL de Claude Code: aqui van las claves (env con ANTHROPIC_*,
+# tokens de proveedores...). NUNCA en .claude/settings.json, que es la plantilla
+# versionada y este repo es PUBLICO. En 2026-03 se filtro una clave por ahi.
+.claude/settings.local.json
+
+# Secretos y entorno
+.env
+.env.*
+*.pem
+*.key
+
+# Ruido de sistema
+.DS_Store
+Thumbs.db
diff --git a/CLAUDE.md b/CLAUDE.md
index c5d5a9a..8007f15 100644
--- a/CLAUDE.md
+++ b/CLAUDE.md
@@ -129,6 +129,7 @@ Do NOT modify web-base files — they are shared across all projects.
 11. Twig concatenation uses `~` operator: `'value=' ~ variable`
 12. `enlace` (link) fields already include slashes — **NEVER modify an existing enlace** unless explicitly asked
 13. **NEVER modify the `controlador` field** of existing records — it defines whether a page is Builder or Standard
+14. **This repository is PUBLIC. NEVER commit secrets** (API keys, `ANTHROPIC_*` tokens, passwords). Local Claude Code config with credentials goes in `.claude/settings.local.json` (git-ignored), never in `.claude/settings.json`. Enable the secret-scanning hook once per clone: `git config core.hooksPath .githooks`. A leaked key stays in git history even after deleting it: rotate it immediately.
 
 ## MCP Tools