diff --git a/INSTALLER/Dune_Rise.otf b/INSTALLER/Dune_Rise.otf
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diff --git a/INSTALLER/Dune_Rise.ttf b/INSTALLER/Dune_Rise.ttf
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diff --git a/INSTALLER/Screencast from 2025-09-25 22-14-05.webm b/INSTALLER/Screencast from 2025-09-25 22-14-05.webm
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diff --git a/INSTALLER/Screencast from 2025-09-25 22-18-23.webm b/INSTALLER/Screencast from 2025-09-25 22-18-23.webm
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diff --git a/INSTALLER/Screencast from 2025-09-25 22-46-23.webm b/INSTALLER/Screencast from 2025-09-25 22-46-23.webm
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diff --git a/INSTALLER/ecoin.png b/INSTALLER/ecoin.png
new file mode 100644
index 0000000..4308a29
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diff --git a/INSTALLER/gtk.css b/INSTALLER/gtk.css
new file mode 100644
index 0000000..d5b065e
--- /dev/null
+++ b/INSTALLER/gtk.css
@@ -0,0 +1,106 @@
+/* ==========================================================
+   SOLAR NET HUB – GTK3 Theme (YAD)
+   ========================================================== */
+
+@define-color bg            #000000;
+@define-color fg            #E6E6E6;
+@define-color muted         #9AA0A6;
+@define-color accent        #FF4E00;   /* Naranja corporativo */
+@define-color success       #27D980;   /* Verde OK */
+@define-color field_bg      #0B0B0B;
+@define-color stroke        #202020;
+
+/* ---------- Tipografía / color global ---------- */
+* {
+  color: @fg;
+  font-family: "Dune Rise", "Cantarell", "Ubuntu", "DejaVu Sans", sans-serif;
+  font-size: 12.1pt;          /* un pelín más pequeño */
+}
+
+/* ---------- Fondos de contenedores ---------- */
+window, dialog, grid, box, scrolledwindow, viewport { background-color: @bg; }
+grid { padding: 11px 12px 14px 12px; }  /* menos padding para que quepa más */
+
+/* ---------- Evitar fondos dentro de textos/botones ---------- */
+label, accellabel,
+button label, button accellabel,
+button * { background: transparent; background-color: transparent; }
+
+/* ==========================================================
+   BOTONES: negro + borde/ texto naranja → hover VERDE + texto negro
+   ========================================================== */
+/* ==========================================================
+   CTAs (botones de acción) — versión compacta
+   ========================================================== */
+button {
+  background: @bg;           /* fondo negro */
+  color: @accent;            /* texto naranja */
+  border: 2px solid @accent; /* borde naranja */
+  border-radius: 10px;
+  padding: 5px 5px;         /* ↓ padding */
+  font-weight: 200;
+  font-size: 5pt;         /* ↓ tamaño de fuente */
+  letter-spacing: .2px;
+  min-width: 100px;          /* ↓ ancho mínimo */
+  min-height: 20px;          /* ↓ alto mínimo */
+  margin: 3px 6px;           /* ↓ separación vertical */
+}
+
+/* Hover: botón verde y texto negro (como pediste) */
+button:hover {
+  background-color: @success;  /* verde */
+  color: #000;                 /* texto negro */
+  border-color: @success;
+}
+
+button:active {
+  background-color: shade(@success, 0.85);
+  color: #000;
+  border-color: shade(@success, 0.85);
+}
+
+button:disabled {
+  background-color: #101010;
+  color: #444;
+  border-color: #222;
+}
+
+/* Icono dentro del botón (si lo hay), más contenido y pequeño */
+button image {
+  margin-right: 6px;
+  -gtk-icon-transform: scale(0.95);
+}
+
+/* ==========================================================
+   Entradas / listas (por si las usas)
+   ========================================================== */
+entry, spinbutton, combobox, textview, treeview {
+  background-color: @field_bg;
+  color: @fg;
+  border: 1px solid @stroke;
+  border-radius: 10px;
+  padding: 8px 10px;
+}
+entry:focus, spinbutton:focus, combobox:focus, textview:focus, treeview:focus {
+  border-color: @accent;
+}
+
+/* ==========================================================
+   Progreso YAD
+   ========================================================== */
+trough { background-color: #121212; border-radius: 6px; }
+progressbar progress { background-color: @accent; border-radius: 6px; }
+
+/* ==========================================================
+   Tooltips
+   ========================================================== */
+tooltip, tooltip * {
+  background-color: #111111;
+  color: @fg;
+  border: 1px solid @stroke;
+  border-radius: 8px;
+  padding: 6px 8px;
+}
+
+/* Labels sueltos dentro del grid con separación mínima */
+grid label { margin: 3px 0 5px; }
diff --git a/INSTALLER/gtk_oasis.css b/INSTALLER/gtk_oasis.css
new file mode 100644
index 0000000..1bf6e57
--- /dev/null
+++ b/INSTALLER/gtk_oasis.css
@@ -0,0 +1,42 @@
+/* ==========================================================
+   SOLAR NET HUB – GTK3 Theme (YAD) – OASIS simple (fluido)
+   ========================================================== */
+
+@define-color bg            #000000;
+@define-color fg            #E6E6E6;
+@define-color accent        #FF4E00;
+@define-color accent_hover  #27D980;
+
+/* Tipografía y color global: tamaño moderado (mejor en HiDPI) */
+* {
+  color: @fg;
+  font-family: "Dune Rise", "Cantarell", "Ubuntu", "DejaVu Sans", sans-serif;
+  font-size: 11pt;            /* antes 13pt */
+}
+
+window, dialog, grid, box, scrolledwindow, viewport {
+  background-color: @bg;
+}
+grid { padding: 16px; }       /* un poco menos de padding */
+
+/* Botones sin tamaños rígidos: usa padding, no min-width/height */
+button {
+  background: #000000;
+  color: @accent;
+  border: 2px solid @accent;
+  border-radius: 14px;
+  padding: 10px 14px;         /* sustituye min-width/height por padding */
+  margin: 8px 0;
+  letter-spacing: 0.5px;
+}
+button:hover  { background: @accent_hover; color: #000; }
+button:active { background: @accent;       color: #000; }
+
+/* Limpieza de fondos parásitos en textos dentro de botones */
+label, accellabel,
+button label, button accellabel,
+button * {
+  background: transparent;
+  background-color: transparent;
+}
+
diff --git a/INSTALLER/icons/hicolor/256x256/apps/ecoin.png b/INSTALLER/icons/hicolor/256x256/apps/ecoin.png
new file mode 100644
index 0000000..4308a29
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diff --git a/INSTALLER/icons/hicolor/256x256/apps/oasis-hero.png b/INSTALLER/icons/hicolor/256x256/apps/oasis-hero.png
new file mode 100644
index 0000000..f28986c
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diff --git a/INSTALLER/icons/hicolor/256x256/apps/oasis-logo.png b/INSTALLER/icons/hicolor/256x256/apps/oasis-logo.png
new file mode 100644
index 0000000..ccf33ce
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diff --git a/INSTALLER/icons/hicolor/index.theme b/INSTALLER/icons/hicolor/index.theme
new file mode 100644
index 0000000..29ece9b
--- /dev/null
+++ b/INSTALLER/icons/hicolor/index.theme
@@ -0,0 +1,9 @@
+[Icon Theme]
+Name=Hicolor
+Comment=Local fallback for Solar Net Hub
+Directories=256x256/apps
+
+[256x256/apps]
+Size=256
+Context=Applications
+Type=Fixed
diff --git a/INSTALLER/installer.sh b/INSTALLER/installer.sh
new file mode 100755
index 0000000..d9a46e6
--- /dev/null
+++ b/INSTALLER/installer.sh
@@ -0,0 +1,400 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+# =========================
+# SOLAR NET HUB - Installer
+# =========================
+
+# --- Rutas ---
+SCRIPT_DIR="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" &>/dev/null && pwd)"
+: "${SELF:=$SCRIPT_DIR/installer.sh}"                 # ruta absoluta a este script
+INSTALLER_DIR="$SCRIPT_DIR"
+CSS_SOURCE="$INSTALLER_DIR/gtk.css"
+HERO_IMAGE="$INSTALLER_DIR/oasis-ecoin.png"         # imagen con los dos logos (head)
+
+# ICONOS INDIVIDUALES (se usan en ensure_local_icons y en el .desktop)
+ICON_OASIS="$INSTALLER_DIR/oasis-logo.png"
+ICON_ECOIN="$INSTALLER_DIR/ecoin.png"
+
+APPS_DIR="$HOME/.local/share/applications"
+DESKTOP_DIR="$(xdg-user-dir DESKTOP 2>/dev/null || echo "$HOME/Desktop")"
+
+# --- Tema local (no toca sistema) ---
+NAME="SolarHubInstaller"
+THEME_NAME="SolarHub"
+YAD_THEME="${THEME_NAME}:dark"
+ORANGE="#FF4E00"
+GREEN="#27D980"
+
+# ========== Helpers ==========
+have(){ command -v "$1" >/dev/null 2>&1; }
+
+# Iconos locales (sin instalar nada en el sistema/usuario)
+ensure_local_icons(){
+  local base="$INSTALLER_DIR/icons/hicolor/256x256/apps"
+  local idx="$INSTALLER_DIR/icons/hicolor/index.theme"
+  mkdir -p "$base"
+  install -m 0644 "$ICON_OASIS" "$base/oasis-logo.png"
+  install -m 0644 "$ICON_ECOIN" "$base/ecoin.png"
+  cat > "$idx" <<'EOF'
+[Icon Theme]
+Name=Hicolor
+Comment=Local fallback for Solar Net Hub
+Directories=256x256/apps
+
+[256x256/apps]
+Size=256
+Context=Applications
+Type=Fixed
+EOF
+  # Hacer visible este tema SOLO para este proceso y descendientes
+  export GTK_ICON_THEME_PATH="$INSTALLER_DIR/icons${GTK_ICON_THEME_PATH:+:$GTK_ICON_THEME_PATH}"
+}
+
+pkg_install(){
+  local pkgs=("$@")
+  if have apt-get; then
+    if have pkexec; then pkexec bash -lc "apt-get update && apt-get install -y ${pkgs[*]}" || sudo apt-get update && sudo apt-get install -y "${pkgs[@]}";
+    else sudo apt-get update && sudo apt-get install -y "${pkgs[@]}"; fi
+  elif have pacman; then
+    if have pkexec; then pkexec bash -lc "pacman -Sy --noconfirm ${pkgs[*]}" || sudo pacman -Sy --noconfirm "${pkgs[@]}";
+    else sudo pacman -Sy --noconfirm "${pkgs[@]}"; fi
+  elif have dnf; then
+    if have pkexec; then pkexec bash -lc "dnf install -y ${pkgs[*]}" || sudo dnf install -y "${pkgs[@]}";
+    else sudo dnf install -y "${pkgs[@]}"; fi
+  elif have zypper; then
+    if have pkexec; then pkexec bash -lc "zypper --non-interactive install ${pkgs[*]}" || sudo zypper --non-interactive install "${pkgs[@]}";
+    else sudo zypper --non-interactive install "${pkgs[@]}"; fi
+  else
+    echo "❌ Gestor de paquetes no soportado." >&2; exit 1
+  fi
+}
+
+ensure_basics(){
+  local miss=()
+  have yad || miss+=("yad")
+  if ! command -v pkexec >/dev/null 2>&1; then
+    if have apt-get; then miss+=("policykit-1"); else miss+=("polkit"); fi
+  fi
+  have xdg-user-dirs-update || miss+=("xdg-user-dirs")
+  if command -v dpkg >/dev/null 2>&1; then
+    dpkg -s hicolor-icon-theme >/dev/null 2>&1 || miss+=("hicolor-icon-theme")
+  elif command -v rpm >/dev/null 2>&1; then
+    rpm -q hicolor-icon-theme >/dev/null 2>&1 || miss+=("hicolor-icon-theme")
+  fi
+  if ((${#miss[@]})); then
+    pkg_install "${miss[@]}"
+  fi
+}
+
+ensure_theme(){
+  local tdir="$HOME/.themes/${THEME_NAME}/gtk-3.0"
+  mkdir -p "$tdir"
+  if [ -f "$CSS_SOURCE" ]; then
+    sed 's/\r$//' "$CSS_SOURCE" > "$tdir/gtk.css"
+  else
+    cat > "$tdir/gtk.css" <<'CSS'
+*{background:#000;color:#E6E6E6;font-family:"Cantarell","Ubuntu","DejaVu Sans",sans-serif;font-size:12pt}
+button{background:#FF4E00;color:#000;border:none;border-radius:16px;padding:12px 18px;font-weight:800}
+button:hover{background:#ff6a26} button:active{background:#e24a00}
+CSS
+  fi
+}
+
+yad_cmd(){ GTK_THEME="$YAD_THEME" NO_AT_BRIDGE=1 yad --name="$NAME" --class="$NAME" "$@"; }
+
+progress_user(){   # $1 título, $2 comando (string)
+  bash -lc "$2" 2>&1 | yad_cmd --progress --title="$1" --pulsate --auto-close --no-buttons \
+    --width=800 --height=260 --center
+}
+progress_root(){   # $1 título, $2 comando (string, root)
+  pkexec bash -lc "$2" 2>&1 | yad_cmd --progress --title="$1" --pulsate --auto-close --no-buttons \
+    --width=800 --height=260 --center
+}
+
+ensure_launcher(){
+  mkdir -p "$APPS_DIR" "$DESKTOP_DIR"
+  local ABS_INSTALLER="$SCRIPT_DIR/installer.sh"
+  local ABS_ICON="$ICON_OASIS"; [ -f "$ABS_ICON" ] || ABS_ICON="$HERO_IMAGE"
+
+  cat > "$APPS_DIR/INSTALLER.desktop" <<EOF
+[Desktop Entry]
+Type=Application
+Name=OASIS Installer
+Comment=Install or launch OASIS & ECOIN
+TryExec=/bin/bash
+Exec=/bin/bash -lc '$ABS_INSTALLER'
+Icon=$ABS_ICON
+Terminal=false
+Categories=System;Utility;
+StartupNotify=true
+EOF
+
+  cp -f "$APPS_DIR/INSTALLER.desktop" "$DESKTOP_DIR/INSTALLER.desktop" 2>/dev/null || true
+  chmod 644 "$APPS_DIR/INSTALLER.desktop" 2>/dev/null || true
+  chmod +x "$DESKTOP_DIR/INSTALLER.desktop" 2>/dev/null || true
+  command -v update-desktop-database >/dev/null 2>&1 && \
+    update-desktop-database "$HOME/.local/share/applications" >/dev/null 2>&1 || true
+}
+
+ensure_user_fonts(){
+  local FONTS_SRC_DIR="$INSTALLER_DIR"
+  local FONTS_DST_DIR="$HOME/.local/share/fonts"
+  local copied=0
+
+  mkdir -p "$FONTS_DST_DIR"
+
+  # Copia Dune Rise (OTF/TTF) si existe en INSTALLER
+  for f in "$FONTS_SRC_DIR"/Dune_Rise.otf "$FONTS_SRC_DIR"/Dune_Rise.ttf; do
+    if [ -f "$f" ]; then
+      cp -f "$f" "$FONTS_DST_DIR/" && copied=1
+    fi
+  done
+
+  # Refresca caché si hemos copiado algo
+  if [ "$copied" = 1 ]; then
+    fc-cache -f >/dev/null 2>&1 || true
+  fi
+}
+
+# ========== Estado ==========
+OASIS_DIR_DEFAULT="${HOME}/oasis"
+OASIS_REPO_DEFAULT="https://code.03c8.net/KrakensLab/oasis.git"
+OASIS_MODEL_FILE="oasis-42-1-chat.Q4_K_M.gguf"
+OASIS_MODEL_TAR="${OASIS_MODEL_FILE}.tar.gz"
+OASIS_MODEL_URL="https://solarnethub.com/code/models/${OASIS_MODEL_TAR}"
+oasis_installed(){ local d="${1:-$OASIS_DIR_DEFAULT}"; [[ -d "$d/src/server/node_modules" && -f "$d/AI/$OASIS_MODEL_FILE" ]]; }
+
+ECOIN_DIR_DEFAULT="${HOME}/ecoin"
+ECOIN_REPO_DEFAULT="https://github.com/epsylon/ecoin"
+ecoin_installed(){ local d="${1:-$ECOIN_DIR_DEFAULT}"; [[ -x "$d/ecoin/ecoin-qt" || -x "$d/ecoin/src/ecoind" ]]; }
+ecoin_wallet_exists(){ [ -f "$HOME/.ecoin/wallet.dat" ]; }
+
+# ========== OASIS ==========
+node_setup_cmd(){ cat <<EOF
+set -e
+apt-get update
+apt-get install -y git curl tar ca-certificates gnupg
+curl -fsSL https://deb.nodesource.com/setup_${1}.x | bash -
+apt-get install -y nodejs
+node -v && npm -v
+EOF
+}
+oasis_install_cmd(){ cat <<EOF
+set -e
+if [ ! -d "$2/.git" ]; then git clone --depth 1 "$1" "$2"; else cd "$2" && git pull --rebase || true; fi
+cd "$2/src/server"
+npm install .
+npm audit fix || true
+EOF
+}
+oasis_model_cmd(){ cat <<EOF
+set -e
+MODEL_DIR="$1/AI"; mkdir -p "\$MODEL_DIR"
+if [ ! -f "\$MODEL_DIR/$OASIS_MODEL_FILE" ]; then
+  curl -L -o "\$MODEL_DIR/$OASIS_MODEL_TAR" "$OASIS_MODEL_URL"
+  tar -xzf "\$MODEL_DIR/$OASIS_MODEL_TAR" -C "\$MODEL_DIR"
+  rm "\$MODEL_DIR/$OASIS_MODEL_TAR"
+fi
+EOF
+}
+oasis_start_cmd(){ cat <<EOF
+set -e
+if [ -x "$1/oasis.sh" ]; then cd "$1" && exec bash oasis.sh; else cd "$1/src/server" && exec node server.js; fi
+EOF
+}
+
+# ========== ECOIN ==========
+ecoin_deps_cmd(){ cat <<'EOF'
+set -e
+apt-get update
+apt-get install -y qt5-qmake qtbase5-dev qttools5-dev-tools \
+  build-essential libssl-dev libssl3 libdb5.3-dev libdb5.3++-dev \
+  libleveldb-dev miniupnpc libminiupnpc-dev libqrencode-dev patchelf git curl
+EOF
+}
+ecoin_clone_or_pull_cmd(){ cat <<EOF
+set -e
+if [ ! -d "$2/.git" ]; then git clone "$1" "$2"; else cd "$2" && git pull --rebase || true; fi
+EOF
+}
+ecoin_build_qt_cmd(){ cat <<EOF
+set -e
+cd "$1/ecoin"
+QMAKE="/usr/lib/x86_64-linux-gnu/qt5/bin/qmake"; [ -x "\$QMAKE" ] || QMAKE="\$(command -v qmake || true)"
+[ -n "\$QMAKE" ] || { echo "qmake no encontrado"; exit 1; }
+"\$QMAKE" USE_UPNP=- USE_IPV6=- -o Makefile ecoin-qt.pro
+qmake USE_UPNP=- USE_IPV6=-
+make -j"\$(nproc)" || make
+EOF
+}
+ecoin_build_daemon_cmd(){ cat <<EOF
+set -e
+cd "$1/ecoin/src"
+make -f makefile.linux USE_UPNP=- USE_IPV6=- -j"\$(nproc)" || make -f makefile.linux USE_UPNP=- USE_IPV6=-
+strip ecoind || true
+EOF
+}
+ecoin_qt_cmd(){ cat <<EOF
+set -e
+if [ -x "$1/ecoin/ecoin-qt" ]; then cd "$1/ecoin" && exec ./ecoin-qt; else echo "ecoin-qt no encontrado"; fi
+EOF
+}
+ensure_ecoin_conf_cmd(){ cat <<'EOF'
+set -e
+CONF="$HOME/.ecoin/ecoin.conf"
+mkdir -p "$HOME/.ecoin"
+if [ ! -f "$CONF" ]; then
+  PW="$(tr -dc 'a-zA-Z0-9' < /dev/urandom | head -c 24)"
+  cat > "$CONF" <<CFG
+rpcuser=ecoinrpc
+rpcpassword=${PW}
+rpcallowip=127.0.0.1
+testnet=0
+noirc=1
+listen=1
+server=1
+daemon=1
+addnode=46.163.118.220
+CFG
+  chmod 600 "$CONF"
+fi
+EOF
+}
+ecoin_create_wallet_cmd(){ cat <<'EOF'
+set -e
+CONF="$HOME/.ecoin/ecoin.conf"
+EOF
+printf "%s\n" "$(ensure_ecoin_conf_cmd)"
+cat <<'EOF'
+if [ -x "$HOME/ecoin/ecoin/ecoin-qt" ]; then
+  cd "$HOME/ecoin/ecoin" && ./ecoin-qt || true
+elif [ -x "$HOME/ecoin/ecoin/src/ecoind" ]; then
+  cd "$HOME/ecoin/ecoin/src" && ./ecoind -daemon || true
+else
+  echo "ECOIN no está compilado. Instálalo primero."
+fi
+EOF
+}
+ecoin_connect_wallet_cmd(){ cat <<'EOF'
+set -e
+CONF="$HOME/.ecoin/ecoin.conf"
+EOF
+printf "%s\n" "$(ensure_ecoin_conf_cmd)"
+cat <<'EOF'
+if [ -x "$HOME/ecoin/ecoin/src/ecoind" ]; then
+  cd "$HOME/ecoin/ecoin/src" && ./ecoind -daemon
+else
+  echo "ecoind no encontrado. Abre ECOIN (Qt) o recompila."
+fi
+EOF
+}
+
+# ========== Flujos rápidos ==========
+oasis_quick_install(){
+  local major="${1:-22}" repo="${2:-$OASIS_REPO_DEFAULT}" dir="${3:-$OASIS_DIR_DEFAULT}"
+  progress_root  "OASIS: Node $major" "$(node_setup_cmd "$major")"
+  progress_user  "OASIS: Repo + npm"  "$(oasis_install_cmd "$repo" "$dir")"
+  progress_user  "OASIS: Modelo IA"   "$(oasis_model_cmd "$dir")"
+}
+oasis_quick_start(){ local dir="${1:-$OASIS_DIR_DEFAULT}"; progress_user "OASIS: Arrancar" "$(oasis_start_cmd "$dir")"; }
+ecoin_quick_install(){
+  local repo="${1:-$ECOIN_REPO_DEFAULT}" dir="${2:-$ECOIN_DIR_DEFAULT}"
+  progress_root "ECOIN: Dependencias" "$(ecoin_deps_cmd)"
+  progress_user "ECOIN: Clonar/Pull"  "$(ecoin_clone_or_pull_cmd "$repo" "$dir")"
+  progress_user "ECOIN: Build Qt"     "$(ecoin_build_qt_cmd "$dir")"
+  progress_user "ECOIN: Build Daemon" "$(ecoin_build_daemon_cmd "$dir")"
+}
+
+
+
+# ========== Home: 2 columnas x 4 filas (orden fijo, sin vars sueltas) ==========
+# ========= Home: 2 columnas x 4 filas (orden fijo + lógica básica) =========
+home_single_dialog(){
+  # Estados rápidos
+  local O_INST=0 E_INST=0 E_WAL=0
+  oasis_installed && O_INST=1
+  ecoin_installed && E_INST=1
+  ecoin_wallet_exists && E_WAL=1
+
+  # Versión OASIS (si existe)
+  local O_VER="—"
+  if [ -f "$OASIS_DIR_DEFAULT/src/server/package.json" ]; then
+    O_VER="$(sed -n 's/.*"version"[[:space:]]*:[[:space:]]*"\([^"]*\)".*/\1/p' \
+             "$OASIS_DIR_DEFAULT/src/server/package.json" | head -n1)"
+    [ -z "$O_VER" ] && O_VER="—"
+  fi
+
+  # IZQUIERDA (OASIS)
+  local L1_NAME="OASIS:BTN"
+  local L1_VAL="/bin/bash -lc 'xdg-open https://oasis-project.pub >/dev/null 2>&1 &'"
+
+  local L2_NAME L2_VAL
+  if (( O_INST )); then L2_NAME="INSTALADO:BTN"; L2_VAL="/bin/true"
+  else                   L2_NAME="INSTALAR:BTN";  L2_VAL="/bin/bash -lc \"$SELF --oasis-install\""; fi
+
+  local L3_NAME="ABRIR:BTN"
+  local L3_VAL; (( O_INST )) && L3_VAL="/bin/bash -lc \"$SELF --oasis-start\"" || L3_VAL="/bin/true"
+
+  local L4_NAME="VERSIÓN ( $O_VER ):BTN"
+  local L4_VAL="/bin/true"
+
+  # DERECHA (ECOIN)
+  local R1_NAME="ECOIN:BTN"
+  local R1_VAL="/bin/bash -lc 'xdg-open https://ecoin.03c8.net/ >/dev/null 2>&1 &'"
+
+  local R2_NAME R2_VAL
+  if (( E_INST )); then R2_NAME="INSTALADO:BTN"; R2_VAL="/bin/true"
+  else                   R2_NAME="INSTALAR:BTN";  R2_VAL="/bin/bash -lc \"$SELF --ecoin-install\""; fi
+
+  local R3_NAME="CONECTAR CARTERA:BTN"
+  local R3_VAL; (( E_INST )) && R3_VAL="/bin/bash -lc \"$SELF --wallet-connect\"" || R3_VAL="/bin/true"
+
+  local R4_NAME="ABRIR GUI:BTN"
+  local R4_VAL; (( E_INST )) && R4_VAL="/bin/bash -lc \"$SELF --ecoin-gui\"" || R4_VAL="/bin/true"
+
+  # DIÁLOGO (F1 izq, F1 dcha, F2 izq, F2 dcha, ...)
+  local DIALOG_ARGS=(
+    --name="$NAME" --class="$NAME"
+    --title="SOLAR NET HUB" --window-icon="$ICON_OASIS"
+    --center --width=1200 --height=780
+    --image="$HERO_IMAGE" --image-on-top
+    --form --borders=18 --columns=2 --align=center
+
+    # Fila 1
+    --field="$L1_NAME" "$L1_VAL"
+    --field="$R1_NAME" "$R1_VAL"
+    # Fila 2
+    --field="$L2_NAME" "$L2_VAL"
+    --field="$R2_NAME" "$R2_VAL"
+    # Fila 3
+    --field="$L3_NAME" "$L3_VAL"
+    --field="$R3_NAME" "$R3_VAL"
+    # Fila 4
+    --field="$L4_NAME" "$L4_VAL"
+    --field="$R4_NAME" "$R4_VAL"
+
+    --buttons-layout=center
+    --button="Cerrar:0"
+  )
+
+  yad_cmd "${DIALOG_ARGS[@]}"
+}
+
+
+# ========== Entrypoint ==========
+ensure_basics
+ensure_user_fonts   2>/dev/null || true
+ensure_local_icons
+ensure_theme
+ensure_launcher
+
+case "${1:-}" in
+  --oasis-install) oasis_quick_install 22 "$OASIS_REPO_DEFAULT" "$OASIS_DIR_DEFAULT" ;;
+  --oasis-start)   oasis_quick_start "$OASIS_DIR_DEFAULT" ;;
+  --ecoin-install) ecoin_quick_install "$ECOIN_REPO_DEFAULT" "$ECOIN_DIR_DEFAULT" ;;
+  --wallet-create) progress_user "ECOIN: Crear cartera"   "$(ecoin_create_wallet_cmd)" ;;
+  --wallet-connect)progress_user "ECOIN: Conectar cartera" "$(ecoin_connect_wallet_cmd)" ;;
+  --ecoin-gui)     progress_user "ECOIN: Wallet (Qt)"     "$(ecoin_qt_cmd "$ECOIN_DIR_DEFAULT")" ;;
+  *)               home_single_dialog ;;
+esac
diff --git a/INSTALLER/installer.sh.bak.1757923726 b/INSTALLER/installer.sh.bak.1757923726
new file mode 100755
index 0000000..a72bf07
--- /dev/null
+++ b/INSTALLER/installer.sh.bak.1757923726
@@ -0,0 +1,346 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+# =========================
+# SOLAR NET HUB - Installer
+# =========================
+
+# --- Rutas ---
+SCRIPT_DIR="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" &> /dev/null && pwd)"
+INSTALLER_DIR="$SCRIPT_DIR"
+CSS_SOURCE="$INSTALLER_DIR/gtk.css"                 # (lo añadimos luego)
+ICON_OASIS="$INSTALLER_DIR/oasis-logo.webp"
+ICON_ECOIN="$INSTALLER_DIR/ecoin.png"
+
+APPS_DIR="$HOME/.local/share/applications"
+DESKTOP_DIR="$(xdg-user-dir DESKTOP 2>/dev/null || echo "$HOME/Desktop")"
+
+# --- Theming local (no toca el sistema) ---
+NAME="SolarHubInstaller"       # --name/--class (CSS scope)
+THEME_NAME="SolarHub"          # ~/.themes/SolarHub/gtk-3.0/gtk.css
+YAD_THEME="${THEME_NAME}:dark"
+ORANGE="#FF4E00"
+GREEN="#27D980"
+GREY="#b9b9b9"
+
+# --- Helpers básicos ---
+have(){ command -v "$1" >/dev/null 2>&1; }
+pkg_install(){
+  local pkgs=("$@")
+  if have apt-get; then
+    pkexec bash -lc "apt-get update && apt-get install -y ${pkgs[*]}"
+  elif have pacman; then
+    pkexec bash -lc "pacman -Sy --noconfirm ${pkgs[*]}"
+  elif have dnf; then
+    pkexec bash -lc "dnf install -y ${pkgs[*]}"
+  elif have zypper; then
+    pkexec bash -lc "zypper --non-interactive install ${pkgs[*]}"
+  else
+    echo "❌ Gestor de paquetes no soportado. Instala manualmente: yad, policykit-1, hicolor-icon-theme, xdg-user-dirs" >&2
+    exit 1
+  fi
+}
+
+
+ensure_theme(){
+  local tdir="$HOME/.themes/${THEME_NAME}/gtk-3.0"
+  mkdir -p "$tdir"
+  if [ -f "$CSS_SOURCE" ]; then
+    sed 's/\r$//' "$CSS_SOURCE" > "$tdir/gtk.css"
+  else
+    # CSS mínimo por si aún no creaste gtk.css
+    cat > "$tdir/gtk.css" <<'CSS'
+*{background:#000;color:#E6E6E6;font-family:"Cantarell","Ubuntu","DejaVu Sans",sans-serif;font-size:12pt}
+button{background:#FF4E00;color:#000;border:none;border-radius:16px;padding:12px 18px;font-weight:800}
+button:hover{background:#ff6a26} button:active{background:#e24a00}
+CSS
+  fi
+}
+
+yad_cmd(){ GTK_THEME="$YAD_THEME" yad --name="$NAME" --class="$NAME" "$@"; }
+
+progress_user(){   # $1=title $2=cmd (como string)
+  bash -lc "$2" 2>&1 | yad_cmd --progress --title="$1" --pulsate --auto-close --no-buttons \
+    --width=940 --height=260 --center
+}
+progress_root(){   # $1=title $2=cmd (string) -> pkexec
+  pkexec bash -lc "$2" 2>&1 | yad_cmd --progress --title="$1" --pulsate --auto-close --no-buttons \
+    --width=940 --height=260 --center
+}
+
+ensure_launcher(){
+  mkdir -p "$APPS_DIR" "$DESKTOP_DIR"
+  cat > "$APPS_DIR/INSTALLER.desktop" <<EOF
+[Desktop Entry]
+Type=Application
+Name=INSTALLER
+Comment=OASIS & ECOIN
+Exec=/bin/bash -lc '$SCRIPT_DIR/install.sh'
+Icon=${ICON_OASIS:-system-software-install}
+Terminal=false
+Categories=System;Utility;
+StartupNotify=true
+EOF
+  cp -f "$APPS_DIR/INSTALLER.desktop" "$DESKTOP_DIR/INSTALLER.desktop" 2>/dev/null || true
+  chmod +x "$DESKTOP_DIR/INSTALLER.desktop" 2>/dev/null || true
+}
+
+# ========= Detección de estado =========
+OASIS_DIR_DEFAULT="${HOME}/oasis"
+OASIS_REPO_DEFAULT="https://code.03c8.net/KrakensLab/oasis.git"
+OASIS_MODEL_FILE="oasis-42-1-chat.Q4_K_M.gguf"
+OASIS_MODEL_TAR="${OASIS_MODEL_FILE}.tar.gz"
+OASIS_MODEL_URL="https://solarnethub.com/code/models/${OASIS_MODEL_TAR}"
+oasis_installed(){ local d="${1:-$OASIS_DIR_DEFAULT}"; [[ -d "$d/src/server/node_modules" && -f "$d/AI/$OASIS_MODEL_FILE" ]]; }
+
+ECOIN_DIR_DEFAULT="${HOME}/ecoin"
+ECOIN_REPO_DEFAULT="https://github.com/epsylon/ecoin"
+ecoin_installed(){ local d="${1:-$ECOIN_DIR_DEFAULT}"; [[ -x "$d/ecoin/ecoin-qt" || -x "$d/ecoin/src/ecoind" ]]; }
+ecoin_wallet_exists(){ [ -f "$HOME/.ecoin/wallet.dat" ]; }
+
+# ========= Comandos OASIS =========
+node_setup_cmd(){ # $1=major (22/18)
+cat <<EOF
+set -e
+apt-get update
+apt-get install -y git curl tar ca-certificates gnupg
+curl -fsSL https://deb.nodesource.com/setup_${1}.x | bash -
+apt-get install -y nodejs
+node -v && npm -v
+EOF
+}
+oasis_install_cmd(){ # $1 repo  $2 dir
+cat <<EOF
+set -e
+if [ ! -d "$2/.git" ]; then git clone --depth 1 "$1" "$2"; else cd "$2" && git pull --rebase || true; fi
+cd "$2/src/server"
+npm install .
+npm audit fix || true
+EOF
+}
+oasis_model_cmd(){ # $1 dir
+cat <<EOF
+set -e
+MODEL_DIR="$1/AI"; mkdir -p "\$MODEL_DIR"
+if [ ! -f "\$MODEL_DIR/$OASIS_MODEL_FILE" ]; then
+  echo "Descargando modelo..."
+  curl -L -o "\$MODEL_DIR/$OASIS_MODEL_TAR" "$OASIS_MODEL_URL"
+  echo "Descomprimiendo..."
+  tar -xzf "\$MODEL_DIR/$OASIS_MODEL_TAR" -C "\$MODEL_DIR"
+  rm "\$MODEL_DIR/$OASIS_MODEL_TAR"
+fi
+EOF
+}
+oasis_start_cmd(){ # $1 dir
+cat <<EOF
+set -e
+if [ -x "$1/oasis.sh" ]; then cd "$1" && exec bash oasis.sh; else cd "$1/src/server" && exec node server.js; fi
+EOF
+}
+oasis_stop_cmd(){ cat <<'EOF'
+set -e
+pkill -f 'node .*server\.js' || true
+pkill -f 'bash oasis\.sh'    || true
+EOF
+}
+
+# ========= Comandos ECOIN =========
+ecoin_deps_cmd(){ cat <<'EOF'
+set -e
+apt-get update
+apt-get install -y qt5-qmake qtbase5-dev qttools5-dev-tools \
+  build-essential libssl-dev libssl3 libdb5.3-dev libdb5.3++-dev \
+  libleveldb-dev miniupnpc libminiupnpc-dev libqrencode-dev patchelf git curl
+EOF
+}
+ecoin_clone_or_pull_cmd(){ # $1 repo  $2 dir
+cat <<EOF
+set -e
+if [ ! -d "$2/.git" ]; then git clone "$1" "$2"; else cd "$2" && git pull --rebase || true; fi
+EOF
+}
+ecoin_build_qt_cmd(){ # $1 dir
+cat <<EOF
+set -e
+cd "$1/ecoin"
+QMAKE="/usr/lib/x86_64-linux-gnu/qt5/bin/qmake"; [ -x "\$QMAKE" ] || QMAKE="\$(command -v qmake || true)"
+[ -n "\$QMAKE" ] || { echo "qmake no encontrado"; exit 1; }
+"\$QMAKE" USE_UPNP=- USE_IPV6=- -o Makefile ecoin-qt.pro
+qmake USE_UPNP=- USE_IPV6=-
+make -j"\$(nproc)" || make
+EOF
+}
+ecoin_build_daemon_cmd(){ # $1 dir
+cat <<EOF
+set -e
+cd "$1/ecoin/src"
+make -f makefile.linux USE_UPNP=- USE_IPV6=- -j"\$(nproc)" || make -f makefile.linux USE_UPNP=- USE_IPV6=-
+strip ecoind || true
+EOF
+}
+ecoin_qt_cmd(){ # $1 dir
+cat <<EOF
+set -e
+if [ -x "$1/ecoin/ecoin-qt" ]; then cd "$1/ecoin" && exec ./ecoin-qt; else echo "ecoin-qt no encontrado"; fi
+EOF
+}
+ensure_ecoin_conf_cmd(){ cat <<'EOF'
+set -e
+CONF="$HOME/.ecoin/ecoin.conf"
+mkdir -p "$HOME/.ecoin"
+if [ ! -f "$CONF" ]; then
+  PW="$(tr -dc 'a-zA-Z0-9' < /dev/urandom | head -c 24)"
+  cat > "$CONF" <<CFG
+rpcuser=ecoinrpc
+rpcpassword=${PW}
+rpcallowip=127.0.0.1
+testnet=0
+noirc=1
+listen=1
+server=1
+daemon=1
+addnode=46.163.118.220
+CFG
+  chmod 600 "$CONF"
+fi
+EOF
+}
+ecoin_create_wallet_cmd(){ cat <<'EOF'
+set -e
+CONF="$HOME/.ecoin/ecoin.conf"
+EOF
+printf "%s\n" "$(ensure_ecoin_conf_cmd)"
+cat <<'EOF'
+if [ -x "$HOME/ecoin/ecoin/ecoin-qt" ]; then
+  cd "$HOME/ecoin/ecoin" && ./ecoin-qt || true
+elif [ -x "$HOME/ecoin/ecoin/src/ecoind" ]; then
+  cd "$HOME/ecoin/ecoin/src" && ./ecoind -daemon || true
+else
+  echo "ECOIN no está compilado. Instálalo primero."
+fi
+EOF
+}
+ecoin_connect_wallet_cmd(){ cat <<'EOF'
+set -e
+CONF="$HOME/.ecoin/ecoin.conf"
+EOF
+printf "%s\n" "$(ensure_ecoin_conf_cmd)"
+cat <<'EOF'
+if [ -x "$HOME/ecoin/ecoin/src/ecoind" ]; then
+  cd "$HOME/ecoin/ecoin/src" && ./ecoind -daemon
+else
+  echo "ecoind no encontrado. Abre ECOIN (Qt) o recompila."
+fi
+EOF
+}
+
+# ========= Flujos rápidos =========
+oasis_quick_install(){ # major repo dir
+  local major="${1:-22}" repo="${2:-$OASIS_REPO_DEFAULT}" dir="${3:-$OASIS_DIR_DEFAULT}"
+  progress_root  "OASIS: Node $major" "$(node_setup_cmd "$major")"
+  progress_user  "OASIS: Repo + npm"  "$(oasis_install_cmd "$repo" "$dir")"
+  progress_user  "OASIS: Modelo IA"   "$(oasis_model_cmd "$dir")"
+}
+oasis_quick_start(){ local dir="${1:-$OASIS_DIR_DEFAULT}"; progress_user "OASIS: Arrancar" "$(oasis_start_cmd "$dir")"; }
+ecoin_quick_install(){ # repo dir
+  local repo="${1:-$ECOIN_REPO_DEFAULT}" dir="${2:-$ECOIN_DIR_DEFAULT}"
+  progress_root "ECOIN: Dependencias" "$(ecoin_deps_cmd)"
+  progress_user "ECOIN: Clonar/Pull"  "$(ecoin_clone_or_pull_cmd "$repo" "$dir")"
+  progress_user "ECOIN: Build Qt"     "$(ecoin_build_qt_cmd "$dir")"
+  progress_user "ECOIN: Build Daemon" "$(ecoin_build_daemon_cmd "$dir")"
+}
+
+# ========= Home (dos mitades) =========
+home(){
+  # Clave segura para paned/plug (≤2e9)
+  if command -v shuf >/dev/null 2>&1; then
+    KEY="$(shuf -i 1-2000000000 -n 1)"
+  else
+    KEY=$(( (RANDOM<<15) | RANDOM )); KEY=$((KEY%2000000000+1))
+  fi
+
+  # --- MITAD IZQUIERDA: OASIS ---
+  local O_TEXT O_BTN
+  if oasis_installed; then
+    O_TEXT="<span size='x-large' weight='heavy' foreground='$ORANGE'>OASIS</span>\n<span foreground='$GREEN'>Instalado</span>"
+    O_BTN="bash -lc '$0 --oasis-start'!$ICON_OASIS!Abrir OASIS"
+  else
+    O_TEXT="<span size='x-large' weight='heavy' foreground='$ORANGE'>OASIS</span>\n<span foreground='$ORANGE'>No instalado</span>"
+    O_BTN="bash -lc '$0 --oasis-install'!$ICON_OASIS!Instalar OASIS"
+  fi
+
+  yad_cmd --plug="$KEY" --form --borders=28 --columns=1 \
+    ${ICON_OASIS:+--image="$ICON_OASIS"} --image-on-top \
+    --text="$O_TEXT" \
+    --field=":BTN" "$O_BTN" \
+    --no-buttons --buttons-layout=center &
+  PID_L=$!
+
+  # --- MITAD DERECHA: ECOIN ---
+  local E_TEXT E_BTN1 E_BTN2
+  if ! ecoin_installed; then
+    E_TEXT="<span size='x-large' weight='heavy' foreground='$ORANGE'>ECOIN</span>\n<span foreground='$ORANGE'>No instalado</span>"
+    E_BTN1="bash -lc '$0 --ecoin-install'!$ICON_ECOIN!Instalar ECOIN"
+    E_BTN2=""
+  else
+    if ecoin_wallet_exists; then
+      E_TEXT="<span size='x-large' weight='heavy' foreground='$ORANGE'>ECOIN</span>\n<span foreground='$GREEN'>Cartera detectada</span>"
+      E_BTN1="bash -lc '$0 --wallet-connect'!$ICON_ECOIN!Conectar cartera"
+      E_BTN2="bash -lc '$0 --ecoin-gui'!$ICON_ECOIN!Abrir ECOIN GUI"
+    else
+      E_TEXT="<span size='x-large' weight='heavy' foreground='$ORANGE'>ECOIN</span>\n<span foreground='$ORANGE'>Sin cartera</span>"
+      E_BTN1="bash -lc '$0 --wallet-create'!$ICON_ECOIN!Crear cartera"
+      E_BTN2=""
+    fi
+  fi
+
+  if [ -n "$E_BTN2" ]; then
+    yad_cmd --plug="$KEY" --form --borders=28 --columns=1 \
+      ${ICON_ECOIN:+--image="$ICON_ECOIN"} --image-on-top \
+      --text="$E_TEXT" \
+      --field=":BTN" "$E_BTN1" \
+      --field=":BTN" "$E_BTN2" \
+      --no-buttons --buttons-layout=center &
+  else
+    yad_cmd --plug="$KEY" --form --borders=28 --columns=1 \
+      ${ICON_ECOIN:+--image="$ICON_ECOIN"} --image-on-top \
+      --text="$E_TEXT" \
+      --field=":BTN" "$E_BTN1" \
+      --no-buttons --buttons-layout=center &
+  fi
+  PID_R=$!
+
+  sleep 0.35
+  yad_cmd --paned --key="$KEY" \
+    --title="SOLAR NET HUB" --width=1180 --height=740 --center \
+    --button="Cerrar:0"
+
+  kill "$PID_L" "$PID_R" 2>/dev/null || true
+}
+
+# ========= Entrypoint =========
+ensure_basics
+ensure_theme
+ensure_launcher
+
+case "${1:-}" in
+  --oasis-install) oasis_quick_install 22 "$OASIS_REPO_DEFAULT" "$OASIS_DIR_DEFAULT" ;;
+  --oasis-start)   oasis_quick_start "$OASIS_DIR_DEFAULT" ;;
+  --ecoin-install) ecoin_quick_install "$ECOIN_REPO_DEFAULT" "$ECOIN_DIR_DEFAULT" ;;
+  --wallet-create) progress_user "ECOIN: Crear cartera"   "$(ecoin_create_wallet_cmd)" ;;
+  --wallet-connect)progress_user "ECOIN: Conectar cartera" "$(ecoin_connect_wallet_cmd)" ;;
+  --ecoin-gui)     progress_user "ECOIN: Wallet (Qt)"     "$(ecoin_qt_cmd "$ECOIN_DIR_DEFAULT")" ;;
+  *)               home ;;
+esac
+ensure_basics(){
+  local miss=()
+  command -v yad >/dev/null 2>&1 || miss+=("yad")
+  command -v pkexec >/dev/null 2>&1 || miss+=("policykit-1")
+  command -v xdg-user-dirs-update >/dev/null 2>&1 || miss+=("xdg-user-dirs")
+  if command -v dpkg >/dev/null 2>&1; then
+    dpkg -s hicolor-icon-theme >/dev/null 2>&1 || miss+=("hicolor-icon-theme")
+  elif command -v rpm >/dev/null 2>&1; then
+    rpm -q hicolor-icon-theme >/dev/null 2>&1 || miss+=("hicolor-icon-theme")
+  fi
+  ((${#miss[@]})) && pkg_install "${miss[@]}"
+}
diff --git a/INSTALLER/installer_oasis.sh b/INSTALLER/installer_oasis.sh
new file mode 100755
index 0000000..6dcd815
--- /dev/null
+++ b/INSTALLER/installer_oasis.sh
@@ -0,0 +1,265 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+# =========================
+# OASIS Installer (simple)
+# =========================
+
+SCRIPT_DIR="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" &>/dev/null && pwd)"
+: "${SELF:=$SCRIPT_DIR/installer_oasis.sh}"
+
+INSTALLER_DIR="$SCRIPT_DIR"
+CSS_SOURCE="$INSTALLER_DIR/gtk_oasis.css"
+
+# Imagen/icono
+HERO_FILE="$INSTALLER_DIR/oasis-logito.png"; [ -f "$HERO_FILE" ] || HERO_FILE="$INSTALLER_DIR/oasis-logo.png"
+WINDOW_ICON="$INSTALLER_DIR/oasis-logo.png"
+
+# Tema / ventana
+NAME="OasisInstaller"
+THEME_NAME="SolarOasis"
+YAD_THEME="${THEME_NAME}:dark"
+
+# Repo (se mantiene por compatibilidad con funciones existentes)
+OASIS_REPO_DEFAULT="https://code.03c8.net/KrakensLab/oasis.git"
+
+# Estado persistente
+STATE_DIR="${XDG_CONFIG_HOME:-$HOME/.config}/oasis-installer"
+STATE_FILE="$STATE_DIR/state"
+mkdir -p "$STATE_DIR"
+
+have(){ command -v "$1" >/dev/null 2>&1; }
+
+# ===== NUEVO: chequeo de npm (único cambio funcional pedido) =====
+npm_ok(){
+  # Permite forzar el estado "no instalado" para pruebas:
+  #   OASIS_FORCE_INSTALL=1 ./INSTALLER/installer_oasis.sh
+  if [ "${OASIS_FORCE_INSTALL:-0}" = "1" ]; then
+    return 1
+  fi
+  have npm && npm -v >/dev/null 2>&1
+}
+
+# ---------- Preflight ----------
+preflight(){
+  # DISPLAY “de cortesía”
+  if [ -z "${DISPLAY:-}" ]; then export DISPLAY=":0"; fi
+  # YAD disponible?
+  if ! have yad; then
+    echo "✘ Falta 'yad'. Instálalo y vuelve a ejecutar." >&2
+    exit 1
+  fi
+}
+
+ensure_basics(){
+  local miss=()
+  have yad || miss+=("yad")
+  command -v pkexec >/dev/null 2>&1 || miss+=("policykit-1")
+  have xdg-user-dirs-update || miss+=("xdg-user-dirs")
+  if command -v dpkg >/dev/null 2>&1; then
+    dpkg -s hicolor-icon-theme >/dev/null 2>&1 || miss+=("hicolor-icon-theme")
+  fi
+  if ((${#miss[@]})); then
+    if have apt-get; then
+      if have pkexec; then pkexec bash -lc "apt-get update && apt-get install -y ${miss[*]}";
+      else sudo apt-get update && sudo apt-get install -y "${miss[@]}"; fi
+    fi
+  fi
+}
+
+ensure_theme(){
+  local tdir="$HOME/.themes/${THEME_NAME}/gtk-3.0"
+  mkdir -p "$tdir"
+  if [ -f "$CSS_SOURCE" ]; then
+    sed 's/\r$//' "$CSS_SOURCE" > "$tdir/gtk.css"
+  else
+    cat > "$tdir/gtk.css" <<'CSS'
+*{background:#000;color:#E6E6E6;font-family:"Dune Rise","Cantarell","Ubuntu","DejaVu Sans",sans-serif;font-size:13pt}
+grid{padding:18px}
+button{
+  border:2px solid #FF4E00; border-radius:14px; background:#000; color:#FF4E00;
+  min-width:380px; min-height:46px; margin:10px 0; letter-spacing:.5px;
+}
+button:hover{ background:#27D980; color:#000; }
+button:active{ background:#FF4E00; color:#000; }
+image{ margin:8px auto 6px auto; }
+CSS
+  fi
+}
+
+# YAD wrapper
+yad_cmd(){ GTK_THEME="$YAD_THEME" NO_AT_BRIDGE=1 yad --name="$NAME" --class="$NAME" "$@"; }
+
+# -------- Detección / estado de OASIS --------
+oasis_is_installed_dir(){
+  local d="$1"
+  [[ -f "$d/oasis.sh" ]] || [[ -f "$d/src/server/server.js" ]] || [[ -d "$d/src/server/node_modules" ]]
+}
+
+save_oasis_dir(){
+  local d="$1"
+  mkdir -p "$STATE_DIR"
+  {
+    echo "OASIS_DIR=$d"
+    date +"SAVED=%Y-%m-%dT%H:%M:%S"
+  } > "$STATE_FILE"
+}
+
+read_saved_dir(){
+  [ -f "$STATE_FILE" ] && sed -n 's/^OASIS_DIR=//p' "$STATE_FILE" | head -n1 || true
+}
+
+guess_oasis_dir(){
+  local cands=()
+
+  # 1) Padre del installer (estructura estándar)
+  cands+=("$SCRIPT_DIR/..")
+
+  # 2) Guardado previo
+  local saved; saved="$(read_saved_dir || true)"
+  [ -n "${saved:-}" ] && cands+=("$saved")
+
+  # 3) Candidatas típicas
+  cands+=("$HOME/COFRE/CODERS/oasis" "$HOME/oasis" "$HOME/Projects/oasis" "$HOME/Documentos/oasis")
+
+  local d
+  for d in "${cands[@]}"; do
+    d="$(cd "$d" 2>/dev/null && pwd || true)"
+    [ -n "$d" ] || continue
+    if oasis_is_installed_dir "$d"; then
+      echo "$d"; return 0
+    fi
+  done
+  echo "$HOME/oasis"
+}
+
+# -------- Comandos auxiliares existentes (sin cambios) --------
+node_setup_cmd(){ cat <<'EOF'
+set -e
+apt-get update
+apt-get install -y git curl ca-certificates tar gnupg
+curl -fsSL https://deb.nodesource.com/setup_22.x | bash -
+apt-get install -y nodejs
+node -v && npm -v
+EOF
+}
+
+oasis_install_cmd(){ cat <<EOF
+set -e
+if [ ! -d "$2/.git" ]; then git clone --depth 1 "$1" "$2"; else cd "$2" && git pull --rebase || true; fi
+cd "$2/src/server"
+npm install .
+npm audit fix || true
+EOF
+}
+
+oasis_start_cmd(){ cat <<'EOF'
+set -e
+DIR="$1"
+PORT="${2:-3000}"
+
+# ¿Ya está levantado?
+if ss -lnt sport = :$PORT | grep -q "$PORT"; then
+  echo "Oasis ya está escuchando en $PORT"
+else
+  nohup bash -lc "cd \"$DIR\" && exec bash oasis.sh" > /tmp/oasis_gui.log 2>&1 &
+  for i in $(seq 1 30); do
+    if ss -lnt sport = :$PORT | grep -q "$PORT"; then
+      echo "Oasis levantado en $PORT"
+      break
+    fi
+    sleep 1
+  done
+fi
+
+# Abrir navegador siempre
+xdg-open "http://localhost:$PORT" >/dev/null 2>&1 || true
+EOF
+}
+
+progress_user(){ bash -lc "$2" 2>&1 | yad_cmd --progress --title="$1" --pulsate --auto-close --no-buttons --width=700 --height=180 --center; }
+progress_root(){ pkexec bash -lc "$2" 2>&1 | yad_cmd --progress --title="$1" --pulsate --auto-close --no-buttons --width=700 --height=180 --center; }
+
+oasis_quick_install(){
+  local dir="$1"
+  progress_root "OASIS: Node.js 22" "$(node_setup_cmd)"
+  progress_user "OASIS: Clonar + npm" "$(oasis_install_cmd "$OASIS_REPO_DEFAULT" "$dir")"
+  save_oasis_dir "$dir"
+}
+
+oasis_quick_start(){
+  local dir="$1"
+  progress_user "OASIS: Abrir" "$(oasis_start_cmd "$dir" 3000)"
+}
+
+# -------- UI --------
+home_oasis_dialog(){
+  local OASIS_DIR; OASIS_DIR="$(guess_oasis_dir)"
+  save_oasis_dir "$OASIS_DIR"
+
+  local O_VER="—"
+  if [ -f "$OASIS_DIR/src/server/package.json" ]; then
+    O_VER="$(sed -n 's/.*"version"[[:space:]]*:[[:space:]]*"\([^"]*\)".*/\1/p' "$OASIS_DIR/src/server/package.json" | head -n1)"
+    [ -z "$O_VER" ] && O_VER="—"
+  fi
+
+  # Subcomandos (OPEN se mantiene EXACTO como antes)
+  local BTN_OPEN_SITE="/bin/bash -lc '$SELF --open-site'"
+  local BTN_INSTALL="/bin/bash -lc '$SELF --do-install'"
+  local BTN_OPEN="/bin/bash -lc '$SELF --open-now'"
+
+  # ===== ÚNICO CAMBIO: decidir etiqueta/acción de INSTALL según npm =====
+  local INSTALL_LABEL="INSTALL:BTN"
+  if npm_ok; then
+    INSTALL_LABEL="ALREADY INSTALLED:BTN"
+    BTN_INSTALL="/bin/true"
+  fi
+  # (No tocamos BTN_OPEN)
+
+  yad_cmd \
+    --title="SOLAR NET HUB" --window-icon="$WINDOW_ICON" \
+    --center --width=720 --height=600 \
+    --image="$HERO_FILE" --image-on-top \
+    --form --borders=16 --columns=1 --align=center \
+    \
+    --field="OASIS PROJECT:BTN"  "$BTN_OPEN_SITE" \
+    --field="$INSTALL_LABEL"     "$BTN_INSTALL" \
+    --field="OPEN:BTN"           "$BTN_OPEN" \
+    --field="VERSION ( $O_VER ):BTN" "/bin/true" \
+    \
+    --buttons-layout=center \
+    --button="CERRAR:0"
+}
+
+# -------- Subcomandos --------
+case "${1:-}" in
+  --open-site)
+    xdg-open "https://oasis-project.pub" >/dev/null 2>&1 || true
+    exit 0
+    ;;
+  --do-install)
+    preflight; ensure_basics; ensure_theme
+    # Ejecutar el install.sh del raíz del repo (padre de INSTALLER)
+    if [ -f "$SCRIPT_DIR/../install.sh" ]; then
+      /bin/bash -lc "cd \"$SCRIPT_DIR/..\" && bash install.sh"
+    else
+      yad_cmd --error --title="OASIS Installer" --text="No se encontró install.sh en $SCRIPT_DIR/.."
+      exit 1
+    fi
+    # Guardar ruta para OPEN
+    dir="$(cd "$SCRIPT_DIR/.." && pwd)"
+    save_oasis_dir "$dir"
+    exit 0
+    ;;
+  --open-now)
+    preflight; ensure_basics; ensure_theme
+    dir="$(read_saved_dir)"; [ -n "${dir:-}" ] || dir="$(guess_oasis_dir)"
+    save_oasis_dir "$dir"
+    oasis_quick_start "$dir"
+    exit 0
+    ;;
+  *)
+    preflight; ensure_basics; ensure_theme
+    home_oasis_dialog
+    ;;
+esac
diff --git a/INSTALLER/oasis-ecoin.png b/INSTALLER/oasis-ecoin.png
new file mode 100644
index 0000000..4d870e8
Binary files /dev/null and b/INSTALLER/oasis-ecoin.png differ
diff --git a/INSTALLER/oasis-logito.png b/INSTALLER/oasis-logito.png
new file mode 100644
index 0000000..f28986c
Binary files /dev/null and b/INSTALLER/oasis-logito.png differ
diff --git a/INSTALLER/oasis-logo.png b/INSTALLER/oasis-logo.png
new file mode 100644
index 0000000..ccf33ce
Binary files /dev/null and b/INSTALLER/oasis-logo.png differ
diff --git a/start_gui.sh b/start_gui.sh
new file mode 100755
index 0000000..8a99fe4
--- /dev/null
+++ b/start_gui.sh
@@ -0,0 +1,102 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+# ==============================
+# OASIS — Lanzador del instalador GUI (con logs)
+# ==============================
+REPO_DIR="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" &>/dev/null && pwd)"
+INSTALLER_SH="$REPO_DIR/INSTALLER/installer.sh"
+
+# Colores y símbolos
+C_RESET='\033[0m'; C_OK='\033[1;32m'; C_FAIL='\033[1;31m'; C_WARN='\033[1;33m'; C_INFO='\033[1;36m'
+OK="✔"; FAIL="✘"; WARN="⚠"
+
+have() { command -v "$1" >/dev/null 2>&1; }
+pm_name() {
+  if have apt-get; then echo "apt";
+  elif have pacman; then echo "pacman";
+  elif have dnf; then echo "dnf";
+  elif have zypper; then echo "zypper";
+  else echo "unknown"; fi
+}
+
+need_root_msg() {
+  echo -e "${C_WARN}${WARN}${C_RESET} Se necesitan privilegios de administrador para instalar paquetes."
+}
+
+install_pkgs_apt()    { need_root_msg; sudo apt-get update && sudo apt-get install -y yad policykit-1 hicolor-icon-theme xdg-user-dirs; }
+install_pkgs_pacman() { need_root_msg; sudo pacman -Sy --noconfirm yad polkit hicolor-icon-theme xdg-user-dirs; }
+install_pkgs_dnf()    { need_root_msg; sudo dnf install -y yad polkit hicolor-icon-theme xdg-user-dirs; }
+install_pkgs_zypper() { need_root_msg; sudo zypper --non-interactive install yad polkit hicolor-icon-theme xdg-user-dirs; }
+
+check_hicolor() {
+  if have dpkg; then dpkg -s hicolor-icon-theme >/dev/null 2>&1; return $?;
+  elif have rpm; then rpm -q hicolor-icon-theme >/dev/null 2>&1; return $?;
+  else return 0; fi
+}
+
+log_dep() {  # $1=nombre $2=cmd/test
+  if eval "$2"; then
+    printf "  %b %s %-22s%s\n" "${C_OK}${OK}${C_RESET}" "|" "$1" "${C_OK}[OK]${C_RESET}"
+  else
+    printf "  %b %s %-22s%s\n" "${C_FAIL}${FAIL}${C_RESET}" "|" "$1" "${C_FAIL}[FALTA]${C_RESET}"
+    return 1
+  fi
+}
+
+ensure_deps() {
+  echo -e "${C_INFO}╔════════ DEPENDENCIAS DEL VISOR (GUI) ════════╗${C_RESET}"
+  local missing=()
+
+  log_dep "yad" "have yad" || missing+=("yad")
+  log_dep "pkexec/polkit" "have pkexec || have polkit" || missing+=("policykit-1")
+  log_dep "xdg-user-dirs-update" "have xdg-user-dirs-update" || missing+=("xdg-user-dirs")
+  log_dep "hicolor-icon-theme" "check_hicolor" || missing+=("hicolor-icon-theme")
+
+  printf "  └ Gestor detectado: %s\n\n" "$(pm_name)"
+
+  if ((${#missing[@]})); then
+    echo -e "${C_WARN}${WARN}${C_RESET} Paquetes a instalar: ${missing[*]}"
+    if have apt-get; then install_pkgs_apt
+    elif have pacman; then install_pkgs_pacman
+    elif have dnf; then install_pkgs_dnf
+    elif have zypper; then install_pkgs_zypper
+    else
+      echo -e "${C_FAIL}${FAIL}${C_RESET} Gestor no soportado. Instala manualmente: ${missing[*]}"
+      exit 1
+    fi
+    echo
+  else
+    echo -e "${C_OK}${OK}${C_RESET} Todo listo. Sin instalaciones extra.\n"
+  fi
+}
+
+preflight() {
+  echo -e "${C_INFO}╔════════ PRE-FLIGHT ════════╗${C_RESET}"
+  printf "  %s Repo dir:      %s\n" "|" "$REPO_DIR"
+  printf "  %s Installer.sh:  %s\n" "|" "$INSTALLER_SH"
+  printf "  %s DISPLAY:       %s\n" "|" "${DISPLAY:-<vacío>}"
+  printf "  %s Sesión:        %s / %s\n\n" "|" "${XDG_SESSION_TYPE:-?}" "${DESKTOP_SESSION:-?}"
+
+  if [[ ! -f "$INSTALLER_SH" ]]; then
+    echo -e "${C_FAIL}${FAIL}${C_RESET} No existe: $INSTALLER_SH"
+    echo "  Asegúrate de clonar el repo con la carpeta INSTALLER completa."
+    exit 1
+  fi
+  if [[ ! -x "$INSTALLER_SH" ]]; then chmod +x "$INSTALLER_SH"; fi
+}
+
+launch_installer() {
+  have xdg-user-dirs-update && xdg-user-dirs-update >/dev/null 2>&1 || true
+  echo -e "${C_INFO}▶ Lanzando instalador gráfico...${C_RESET}"
+  # Si exec falla, mostramos error y salimos
+  exec "$INSTALLER_SH" || {
+    echo -e "${C_FAIL}${FAIL}${C_RESET} No se pudo ejecutar: $INSTALLER_SH"
+    exit 1
+  }
+}
+
+echo -e "${C_INFO}== OASIS :: Preparando GUI Installer ==${C_RESET}"
+preflight
+ensure_deps
+launch_installer
diff --git a/start_gui_oasis.sh b/start_gui_oasis.sh
new file mode 100644
index 0000000..91501f7
--- /dev/null
+++ b/start_gui_oasis.sh
@@ -0,0 +1,192 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+# ==============================
+# OASIS — Lanzador GUI (simple) + Desktop Entry
+# ==============================
+
+REPO_DIR="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" &>/dev/null && pwd)"
+INSTALLER_SH="$REPO_DIR/INSTALLER/installer_oasis.sh"
+
+# Colores y símbolos (logs bonitos)
+C_RESET='\033[0m'; C_OK='\033[1;32m'; C_FAIL='\033[1;31m'; C_WARN='\033[1;33m'; C_INFO='\033[1;36m'
+OK="✔"; FAIL="✘"; WARN="⚠"
+
+APP_NAME="OASIS"                      # Nombre de la aplicación
+DESKTOP_ID="oasis.desktop"            # fichero .desktop
+DESKTOP_DIR="${XDG_DATA_HOME:-$HOME/.local/share}/applications"
+ICON_THEME_DIR="${XDG_DATA_HOME:-$HOME/.local/share}/icons/hicolor"
+ICON_REL_PATH="256x256/apps"          # carpeta dentro de hicolor
+ICON_BASENAME="oasis-logo.png"        # preferido
+STARTUP_WM_CLASS="OasisInstaller"     # coincide con yad --name/--class del installer
+
+have() { command -v "$1" >/dev/null 2>&1; }
+pm_name() {
+  if have apt-get; then echo "apt"; elif have pacman; then echo "pacman";
+  elif have dnf; then echo "dnf"; elif have zypper; then echo "zypper"; else echo "unknown"; fi
+}
+
+need_root_msg() { echo -e "${C_WARN}${WARN}${C_RESET} Se pueden necesitar privilegios para instalar paquetes."; }
+
+install_pkgs_apt()    { need_root_msg; sudo apt-get update && sudo apt-get install -y yad hicolor-icon-theme xdg-user-dirs; }
+install_pkgs_pacman() { need_root_msg; sudo pacman -Sy --noconfirm yad hicolor-icon-theme xdg-user-dirs; }
+install_pkgs_dnf()    { need_root_msg; sudo dnf install -y yad hicolor-icon-theme xdg-user-dirs; }
+install_pkgs_zypper() { need_root_msg; sudo zypper --non-interactive install yad hicolor-icon-theme xdg-user-dirs; }
+
+check_hicolor() {
+  if have dpkg; then dpkg -s hicolor-icon-theme >/dev/null 2>&1; return $?
+  elif have rpm; then rpm -q hicolor-icon-theme >/dev/null 2>&1; return $?
+  else return 0; fi
+}
+
+log_dep() {  # $1=nombre $2=cmd/test
+  if eval "$2"; then
+    printf "  %b %s %-22s%s\n" "${C_OK}${OK}${C_RESET}" "|" "$1" "${C_OK}[OK]${C_RESET}"
+  else
+    printf "  %b %s %-22s%s\n" "${C_FAIL}${FAIL}${C_RESET}" "|" "$1" "${C_FAIL}[FALTA]${C_RESET}"
+    return 1
+  fi
+}
+
+ensure_deps() {
+  echo -e "${C_INFO}╔════════ DEPENDENCIAS GUI ════════╗${C_RESET}"
+  local missing=()
+
+  log_dep "yad" "have yad" || missing+=("yad")
+  log_dep "hicolor-icon-theme" "check_hicolor" || missing+=("hicolor-icon-theme")
+  log_dep "xdg-user-dirs-update" "have xdg-user-dirs-update" || missing+=("xdg-user-dirs")
+
+  printf "  └ Gestor detectado: %s\n\n" "$(pm_name)"
+
+  if ((${#missing[@]})); then
+    if have apt-get; then install_pkgs_apt
+    elif have pacman; then install_pkgs_pacman
+    elif have dnf; then install_pkgs_dnf
+    elif have zypper; then install_pkgs_zypper
+    else
+      echo -e "${C_FAIL}${FAIL}${C_RESET} Gestor no soportado. Instala manualmente: ${missing[*]}"
+      exit 1
+    fi
+    echo
+  else
+    echo -e "${C_OK}${OK}${C_RESET} Todo listo. Sin instalaciones extra.\n"
+  fi
+}
+
+preflight() {
+  echo -e "${C_INFO}╔════════ PRE-FLIGHT ════════╗${C_RESET}"
+  printf "  %s Repo dir:      %s\n" "|" "$REPO_DIR"
+  printf "  %s Installer.sh:  %s\n" "|" "$INSTALLER_SH"
+  printf "  %s DISPLAY:       %s\n" "|" "${DISPLAY:-<vacío>}"
+  printf "  %s Sesión:        %s / %s\n\n" "|" "${XDG_SESSION_TYPE:-?}" "${DESKTOP_SESSION:-?}"
+
+  if [[ ! -f "$INSTALLER_SH" ]]; then
+    echo -e "${C_FAIL}${FAIL}${C_RESET} No existe: $INSTALLER_SH"
+    echo "  Asegúrate de clonar el repo con la carpeta INSTALLER completa."
+    exit 1
+  fi
+  if [[ ! -x "$INSTALLER_SH" ]]; then chmod +x "$INSTALLER_SH"; fi
+}
+
+# ---------- Icono: localizar el mejor candidato en el repo ----------
+find_repo_icon() {
+  local base="$REPO_DIR/INSTALLER/icons/hicolor/$ICON_REL_PATH"
+  local candidates=(
+    "$base/$ICON_BASENAME"
+    "$base/oasis-hero.png"
+    "$base/ecoin.png"
+    "$base/oasis-logo.png"
+  )
+  local c
+  for c in "${candidates[@]}"; do
+    [[ -f "$c" ]] && { echo "$c"; return 0; }
+  done
+  # fallback a los que están junto al installer por si acaso
+  local f2
+  for f2 in "$REPO_DIR/INSTALLER/oasis-logo.png" "$REPO_DIR/INSTALLER/oasis-ecoin.png" "$REPO_DIR/INSTALLER/ecoin.png"; do
+    [[ -f "$f2" ]] && { echo "$f2"; return 0; }
+  done
+  return 1
+}
+
+# ---------- Instalar/actualizar icono e .desktop en el perfil del usuario ----------
+install_user_shortcut() {
+  echo -e "${C_INFO}╔════════ REGISTRO EN MENÚ DE APLICACIONES ════════╗${C_RESET}"
+
+  mkdir -p "$DESKTOP_DIR"
+  mkdir -p "$ICON_THEME_DIR/$ICON_REL_PATH"
+
+  local src_icon dst_icon icon_name_noext
+  if src_icon="$(find_repo_icon)"; then
+    icon_name_noext="$(basename "$src_icon")"
+    icon_name_noext="${icon_name_noext%.*}"          # sin extensión
+    # Usaremos 'oasis-logo' como nombre lógico de icono (sin extensión)
+    dst_icon="$ICON_THEME_DIR/$ICON_REL_PATH/oasis-logo.png"
+    cp -f "$src_icon" "$dst_icon"
+    echo -e "  ${OK} Icono copiado: $dst_icon"
+  else
+    echo -e "  ${WARN} Icono no encontrado en el repo. Se usará ruta absoluta si es necesario."
+    dst_icon=""  # forzará usar ruta absoluta si tenemos alguna
+  fi
+
+  # Construir .desktop (Icon= por nombre si está en hicolor; si no, por ruta absoluta)
+  local desktop_file="$DESKTOP_DIR/$DESKTOP_ID"
+  local icon_line
+  if [[ -n "${dst_icon:-}" && -f "$dst_icon" ]]; then
+    icon_line="Icon=oasis-logo"
+  else
+    # último intento: usa alguno relativo al repo si existe
+    local repo_icon_fallback; repo_icon_fallback="$(find_repo_icon || true)"
+    if [[ -n "${repo_icon_fallback:-}" ]]; then
+      icon_line="Icon=${repo_icon_fallback}"
+    else
+      icon_line="Icon=application-default-icon"
+    fi
+  fi
+
+  cat > "$desktop_file" <<EOF
+[Desktop Entry]
+Type=Application
+Name=${APP_NAME}
+Comment=OASIS Installer & Launcher
+Exec=${INSTALLER_SH}
+Terminal=false
+${icon_line}
+Categories=Utility;Network;
+StartupWMClass=${STARTUP_WM_CLASS}
+Keywords=Oasis;Solar;Net;Hub;Installer;
+EOF
+
+  echo -e "  ${OK} Desktop entry: $desktop_file"
+
+  # Refrescar caches si están disponibles (no es crítico si faltan)
+  if have update-desktop-database; then
+    update-desktop-database "${DESKTOP_DIR%/applications}" >/dev/null 2>&1 || true
+  fi
+  if have gtk-update-icon-cache; then
+    gtk-update-icon-cache -f "$ICON_THEME_DIR" >/dev/null 2>&1 || true
+  fi
+
+  # Integración adicional para algunos desktops
+  if have xdg-icon-resource; then
+    # (No imprescindible al copiar en hicolor, pero ayuda si el tema activo no indexa)
+    xdg-icon-resource install --size 256 "$ICON_THEME_DIR/$ICON_REL_PATH/oasis-logo.png" "oasis-logo" >/dev/null 2>&1 || true
+  fi
+
+  echo -e "${C_OK}${OK}${C_RESET} Registrado en el menú de aplicaciones como “${APP_NAME}”.\n"
+}
+
+launch_installer() {
+  have xdg-user-dirs-update && xdg-user-dirs-update >/dev/null 2>&1 || true
+  echo -e "${C_INFO}▶ Lanzando instalador gráfico (OASIS)…${C_RESET}"
+  exec "$INSTALLER_SH" || {
+    echo -e "${C_FAIL}${FAIL}${C_RESET} No se pudo ejecutar: $INSTALLER_SH"
+    exit 1
+  }
+}
+
+echo -e "${C_INFO}== OASIS :: Preparando GUI Installer ==${C_RESET}"
+preflight
+ensure_deps
+install_user_shortcut
+launch_installer
diff --git a/wallet_ecoin.sh b/wallet_ecoin.sh
new file mode 100644
index 0000000..971fb9b
--- /dev/null
+++ b/wallet_ecoin.sh
@@ -0,0 +1 @@
+ ~/ecoin/ecoin/src/ecoind