diff --git a/scripts/grub-theme/background.png b/scripts/grub-theme/background.png
new file mode 100644
index 0000000..683466d
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diff --git a/scripts/grub-theme/icons/autre.png b/scripts/grub-theme/icons/autre.png
new file mode 100644
index 0000000..ee0ceab
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diff --git a/scripts/grub-theme/icons/photobooth.png b/scripts/grub-theme/icons/photobooth.png
new file mode 100644
index 0000000..643ad36
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diff --git a/scripts/grub-theme/icons/photostation.png b/scripts/grub-theme/icons/photostation.png
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index 0000000..3054b9f
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diff --git a/scripts/grub-theme/select_c.png b/scripts/grub-theme/select_c.png
new file mode 100644
index 0000000..2f53240
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diff --git a/scripts/grub-theme/select_e.png b/scripts/grub-theme/select_e.png
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index 0000000..0fda206
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diff --git a/scripts/grub-theme/select_n.png b/scripts/grub-theme/select_n.png
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index 0000000..843a1d9
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diff --git a/scripts/grub-theme/select_ne.png b/scripts/grub-theme/select_ne.png
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index 0000000..fc60fc9
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diff --git a/scripts/grub-theme/select_nw.png b/scripts/grub-theme/select_nw.png
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index 0000000..fc60fc9
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diff --git a/scripts/grub-theme/select_s.png b/scripts/grub-theme/select_s.png
new file mode 100644
index 0000000..843a1d9
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diff --git a/scripts/grub-theme/select_se.png b/scripts/grub-theme/select_se.png
new file mode 100644
index 0000000..fc60fc9
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diff --git a/scripts/grub-theme/select_sw.png b/scripts/grub-theme/select_sw.png
new file mode 100644
index 0000000..fc60fc9
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diff --git a/scripts/grub-theme/select_w.png b/scripts/grub-theme/select_w.png
new file mode 100644
index 0000000..0fda206
Binary files /dev/null and b/scripts/grub-theme/select_w.png differ
diff --git a/scripts/grub-theme/theme.txt b/scripts/grub-theme/theme.txt
new file mode 100644
index 0000000..d3901e8
--- /dev/null
+++ b/scripts/grub-theme/theme.txt
@@ -0,0 +1,35 @@
+# Theme GRUB tactile - Triple Boot Terra
+title-text: ""
+desktop-color: "#1a1a2e"
+message-color: "#ffffff"
+message-bg-color: "#000000"
+terminal-font: "DejaVu Sans Bold 24"
+
++ boot_menu {
+  left = 10%
+  top = 15%
+  width = 80%
+  height = 70%
+  item_font = "DejaVu Sans Bold 36"
+  item_color = "#cccccc"
+  selected_item_font = "DejaVu Sans Bold 42"
+  selected_item_color = "#ffffff"
+  item_height = 120
+  item_padding = 20
+  item_spacing = 30
+  item_icon_space = 30
+  icon_width = 96
+  icon_height = 96
+  selected_item_pixmap_style = "select_*.png"
+}
+
++ label {
+  left = 0
+  top = 90%
+  width = 100%
+  height = 30
+  text = "Toucher pour selectionner - Appuyer sur Entree pour demarrer"
+  font = "DejaVu Sans 18"
+  color = "#888888"
+  align = "center"
+}
diff --git a/scripts/tripleboot-install.sh b/scripts/tripleboot-install.sh
index bbc4e9e..5b2211c 100644
--- a/scripts/tripleboot-install.sh
+++ b/scripts/tripleboot-install.sh
@@ -248,24 +248,47 @@ mount --bind /proc    "$MNT/proc"
 mount --bind /sys     "$MNT/sys"
 mount --bind /run     "$MNT/run"
 
-# Creer les entrees GRUB personnalisees
+# === THEME GRUB TACTILE ===
+info "Installation du theme GRUB tactile..."
+
+THEME_DEST="$MNT/boot/grub/themes/terra"
+mkdir -p "$THEME_DEST/icons"
+
+# Copier le theme depuis le repo clone
+SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
+if [ -d "$SCRIPT_DIR/grub-theme" ]; then
+  cp "$SCRIPT_DIR/grub-theme/theme.txt" "$THEME_DEST/"
+  cp "$SCRIPT_DIR/grub-theme/background.png" "$THEME_DEST/"
+  cp "$SCRIPT_DIR/grub-theme/select_"*.png "$THEME_DEST/"
+  cp "$SCRIPT_DIR/grub-theme/icons/"*.png "$THEME_DEST/icons/"
+else
+  warn "Theme GRUB non trouve dans $SCRIPT_DIR/grub-theme, theme par defaut"
+fi
+
+# Installer les polices GRUB
+chroot "$MNT" bash -c 'grub-mkfont -s 36 -o /boot/grub/fonts/DejaVuSansBold36.pf2 /usr/share/fonts/truetype/dejavu/DejaVuSans-Bold.ttf 2>/dev/null || true'
+chroot "$MNT" bash -c 'grub-mkfont -s 42 -o /boot/grub/fonts/DejaVuSansBold42.pf2 /usr/share/fonts/truetype/dejavu/DejaVuSans-Bold.ttf 2>/dev/null || true'
+chroot "$MNT" bash -c 'grub-mkfont -s 18 -o /boot/grub/fonts/DejaVuSans18.pf2 /usr/share/fonts/truetype/dejavu/DejaVuSans.ttf 2>/dev/null || true'
+chroot "$MNT" bash -c 'grub-mkfont -s 24 -o /boot/grub/fonts/DejaVuSansBold24.pf2 /usr/share/fonts/truetype/dejavu/DejaVuSans-Bold.ttf 2>/dev/null || true'
+
+# Creer les entrees GRUB personnalisees avec icones
 cat > "$MNT/etc/grub.d/40_custom" <<GRUB
 #!/bin/sh
 exec tail -n +3 \$0
 
-menuentry "Photobooth" {
+menuentry "Photobooth" --class photobooth {
     search --no-floppy --fs-uuid --set=root $UUID_1
     linux /boot/vmlinuz-\$(ls /mnt/photobooth/boot/ | grep vmlinuz | head -1 | sed 's/vmlinuz-//') root=UUID=$UUID_1 ro quiet splash
     initrd /boot/initrd.img-\$(ls /mnt/photobooth/boot/ | grep initrd | head -1 | sed 's/initrd.img-//')
 }
 
-menuentry "Photostation" {
+menuentry "Photostation" --class photostation {
     search --no-floppy --fs-uuid --set=root $UUID_2
     linux /boot/vmlinuz-\$(ls /mnt/photostation/boot/ | grep vmlinuz | head -1 | sed 's/vmlinuz-//') root=UUID=$UUID_2 ro quiet splash
     initrd /boot/initrd.img-\$(ls /mnt/photostation/boot/ | grep initrd | head -1 | sed 's/initrd.img-//')
 }
 
-menuentry "Autre" {
+menuentry "Autre" --class autre {
     search --no-floppy --fs-uuid --set=root $UUID_3
     linux /boot/vmlinuz-\$(ls /mnt/autre/boot/ | grep vmlinuz | head -1 | sed 's/vmlinuz-//') root=UUID=$UUID_3 ro quiet splash
     initrd /boot/initrd.img-\$(ls /mnt/autre/boot/ | grep initrd | head -1 | sed 's/initrd.img-//')
@@ -273,17 +296,23 @@ menuentry "Autre" {
 GRUB
 chmod +x "$MNT/etc/grub.d/40_custom"
 
-# Desactiver os-prober et les entrees auto pour eviter les doublons
+# Desactiver os-prober, activer le theme graphique
 cat > "$MNT/etc/default/grub" <<GRUBCFG
 GRUB_DEFAULT=0
-GRUB_TIMEOUT=5
+GRUB_TIMEOUT=-1
 GRUB_DISTRIBUTOR="Triple Boot Terra"
 GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"
 GRUB_CMDLINE_LINUX=""
 GRUB_DISABLE_OS_PROBER=true
 GRUB_DISABLE_RECOVERY=true
+GRUB_THEME=/boot/grub/themes/terra/theme.txt
+GRUB_GFXMODE=1920x1080,auto
+GRUB_GFXPAYLOAD_LINUX=keep
 GRUBCFG
 
+# Installer les polices DejaVu pour le theme
+chroot "$MNT" apt-get install -y -qq fonts-dejavu-core 2>/dev/null || true
+
 chroot "$MNT" update-grub
 
 # Nettoyer