diff --git a/esphome/esp-bedside-panel.yaml b/esphome/esp-bedside-panel.yaml
index c165211..1e3453e 100644
--- a/esphome/esp-bedside-panel.yaml
+++ b/esphome/esp-bedside-panel.yaml
@@ -6,6 +6,8 @@
 # https://home.fox.co.nz/gitea/zorruno/zorruno-homeassistant/src/branch/master/esphome/esp-bedside-panel.yaml
 #:########################################################################################:#
 # VERSIONS:
+# V1.33 2026-07-19 Raised the default night lux threshold after TEMT6000 testing
+# V1.32 2026-07-19 Added persistent ambient-light thresholds, brightness levels and idle delays
 # V1.31 2026-07-19 Added TEMT6000 ambient-light voltage and illuminance sensors
 # V1.30 2026-07-18 Made Downstairs Guests red when occupied and removed duplicate OTA config
 # V1.29 2026-07-18 Perfected Atto charging alignment and expanded Security states
@@ -115,8 +117,11 @@
 # - The Climate page contains heat-pump, ceiling-fan, air-filter and Night Power controls.
 # - Sleep: 2 hrs starts a local 120-minute countdown and turns the heat pump off.
 # - Pressing the active Sleep button again cancels the countdown.
-# - TEMT6000 voltage and approximate lux are exposed for initial calibration.
-# - Automatic backlight adjustment is not enabled in this revision.
+# - TEMT6000 voltage and approximate lux are exposed for calibration.
+# - Touch immediately restores a day/night brightness selected from ambient lux.
+# - The current page dims after a configurable idle delay.
+# - A second configurable delay changes to the large Clock page.
+# - Calibration, threshold, brightness and delay values persist across reboot.
 #:########################################################################################:#
 # OFFLINE NOTES:
 # - LVGL, the clock, touch and backlight operate locally.
@@ -135,12 +140,12 @@ substitutions:
   # Device Naming
   device_name: "esp-bedside-panel"
   friendly_name: "ESP Bedside Panel"
-  description_comment: "Guition JC1060P470C_I_W_Y ESP32-P4 bedside control panel. TEMT6000 ambient-light sensing added for calibration and future automatic backlight control. (Layout V1.1)"
+  description_comment: "Guition JC1060P470C_I_W_Y ESP32-P4 bedside control panel. Adaptive touch/idle brightness with a calibrated 20 lx default night threshold. (Layout V1.1)"
   device_area: "Bedroom"
 
   # Project Naming
   project_name: "Guition.JC1060P470C_I_W_Y"
-  project_version: "v1.31"
+  project_version: "v1.33"
 
   # Passwords & Secrets
   api_key: !secret esp-api_key
@@ -166,10 +171,19 @@ substitutions:
   touch_interrupt_pin: "GPIO21"
   touch_reset_pin: "GPIO22"
 
-  # Clock / Screen Settings
-  clock_idle_timeout: "60s"
-  control_brightness: "80%"
-  clock_brightness: "4%"
+  # Adaptive Display Defaults
+  #
+  # These initialise the persistent ESPHome number entities on first install or
+  # after flash preferences are erased. Once adjusted through Home Assistant,
+  # restored values take precedence after reboot.
+  ambient_lux_multiplier_default: "200"
+  display_night_lux_threshold_default: "20"
+  display_day_active_brightness_default: "80"
+  display_night_active_brightness_default: "25"
+  display_day_dim_brightness_default: "15"
+  display_night_dim_brightness_default: "4"
+  display_dim_delay_default: "30"
+  display_clock_delay_default: "60"
 
   # Security Camera Settings
   # Change this only if homeassistant.local is not reachable from the panel.
@@ -520,6 +534,11 @@ touchscreen:
       mode:
         output: true
 
+    # Brighten immediately on the first touch event.
+    on_touch:
+      then:
+        - script.execute: apply_active_backlight
+
 #:########################################################################################:#
 # FONTS:
 # Reduced font set for lower startup memory use
@@ -693,6 +712,126 @@ font:
       - "abcdefghijklmnopqrstuvwxyz"
       - "0123456789 .:/-%°()"
 
+#:########################################################################################:#
+# NUMBERS:
+# Persistent ambient-light and display settings
+#:########################################################################################:#
+#
+# These appear in Home Assistant as configuration entities and are restored
+# from flash after reboot. Brightness values are percentages.
+#
+number:
+  - platform: template
+    id: ambient_lux_multiplier
+    name: "${friendly_name} Ambient Lux Multiplier"
+    icon: mdi:tune-vertical
+    entity_category: config
+    optimistic: true
+    restore_value: true
+    initial_value: "${ambient_lux_multiplier_default}"
+    min_value: 25
+    max_value: 1000
+    step: 5
+    mode: box
+
+  - platform: template
+    id: display_night_lux_threshold
+    name: "${friendly_name} Night Lux Threshold"
+    icon: mdi:weather-night
+    entity_category: config
+    optimistic: true
+    restore_value: true
+    initial_value: "${display_night_lux_threshold_default}"
+    unit_of_measurement: "lx"
+    min_value: 0
+    max_value: 200
+    step: 1
+    mode: box
+
+  - platform: template
+    id: display_day_active_brightness
+    name: "${friendly_name} Day Touch Brightness"
+    icon: mdi:brightness-7
+    entity_category: config
+    optimistic: true
+    restore_value: true
+    initial_value: "${display_day_active_brightness_default}"
+    unit_of_measurement: "%"
+    min_value: 5
+    max_value: 100
+    step: 1
+    mode: slider
+
+  - platform: template
+    id: display_night_active_brightness
+    name: "${friendly_name} Night Touch Brightness"
+    icon: mdi:brightness-4
+    entity_category: config
+    optimistic: true
+    restore_value: true
+    initial_value: "${display_night_active_brightness_default}"
+    unit_of_measurement: "%"
+    min_value: 2
+    max_value: 80
+    step: 1
+    mode: slider
+
+  - platform: template
+    id: display_day_dim_brightness
+    name: "${friendly_name} Day Dim Brightness"
+    icon: mdi:brightness-5
+    entity_category: config
+    optimistic: true
+    restore_value: true
+    initial_value: "${display_day_dim_brightness_default}"
+    unit_of_measurement: "%"
+    min_value: 1
+    max_value: 60
+    step: 1
+    mode: slider
+
+  - platform: template
+    id: display_night_dim_brightness
+    name: "${friendly_name} Night Dim Brightness"
+    icon: mdi:brightness-3
+    entity_category: config
+    optimistic: true
+    restore_value: true
+    initial_value: "${display_night_dim_brightness_default}"
+    unit_of_measurement: "%"
+    min_value: 1
+    max_value: 40
+    step: 1
+    mode: slider
+
+  - platform: template
+    id: display_dim_delay
+    name: "${friendly_name} Dim Delay"
+    icon: mdi:timer-sand
+    entity_category: config
+    optimistic: true
+    restore_value: true
+    initial_value: "${display_dim_delay_default}"
+    unit_of_measurement: "s"
+    min_value: 10
+    max_value: 600
+    step: 5
+    mode: box
+
+  - platform: template
+    id: display_clock_delay
+    name: "${friendly_name} Clock Page Delay"
+    icon: mdi:timer-outline
+    entity_category: config
+    optimistic: true
+    restore_value: true
+    initial_value: "${display_clock_delay_default}"
+    unit_of_measurement: "s"
+    min_value: 15
+    max_value: 900
+    step: 5
+    mode: box
+
 #:########################################################################################:#
 # HOME ASSISTANT NUMERIC SENSORS:
 # https://esphome.io/components/sensor/homeassistant.html
@@ -715,10 +854,10 @@ sensor:
   # The ADC sensor exposes the measured SIG/OUT voltage for calibration.
   # The illuminance sensor uses the standard TEMT6000 breakout approximation:
   #
-  #   lux = voltage x 200
+  #   lux = voltage x configurable multiplier
   #
-  # Automatic display-brightness control is intentionally not enabled yet.
-  # First record representative readings in darkness and normal room lighting.
+  # Calibration, threshold, brightness and delay values are persistent ESPHome
+  # number entities and can be adjusted from Home Assistant.
 
   - platform: adc
     id: ambient_light_voltage
@@ -745,12 +884,17 @@ sensor:
     update_interval: 3s
     lambda: |-
       const float voltage = id(ambient_light_voltage).state;
+      float multiplier = id(ambient_lux_multiplier).state;
 
       if (isnan(voltage)) {
         return NAN;
       }
 
-      return voltage * 200.0f;
+      if (isnan(multiplier) || multiplier <= 0.0f) {
+        multiplier = 200.0f;
+      }
+
+      return voltage * multiplier;
 
   - platform: homeassistant
     id: moon_phase
@@ -1320,6 +1464,69 @@ globals:
 # Refresh all state-dependent LVGL button colours
 #:########################################################################################:#
 script:
+  #:######################################################################################:#
+  # ADAPTIVE DISPLAY BACKLIGHT
+  #:######################################################################################:#
+  #
+  # Brightness is selected only at touch/idle transitions. It is not changed
+  # continuously as lux moves, preventing feedback from the display backlight.
+
+  - id: apply_active_backlight
+    mode: restart
+    then:
+      - light.turn_on:
+          id: display_backlight
+          brightness: !lambda |-
+            const float lux = id(ambient_light_illuminance).state;
+            const float threshold = id(display_night_lux_threshold).state;
+            float brightness_percent;
+
+            if (isnan(lux) || lux <= threshold) {
+              brightness_percent =
+                id(display_night_active_brightness).state;
+            } else {
+              brightness_percent =
+                id(display_day_active_brightness).state;
+            }
+
+            if (isnan(brightness_percent)) {
+              brightness_percent = 25.0f;
+            }
+
+            brightness_percent =
+              std::max(1.0f, std::min(100.0f, brightness_percent));
+
+            return brightness_percent / 100.0f;
+          transition_length: 150ms
+
+  - id: apply_dim_backlight
+    mode: restart
+    then:
+      - light.turn_on:
+          id: display_backlight
+          brightness: !lambda |-
+            const float lux = id(ambient_light_illuminance).state;
+            const float threshold = id(display_night_lux_threshold).state;
+            float brightness_percent;
+
+            if (isnan(lux) || lux <= threshold) {
+              brightness_percent =
+                id(display_night_dim_brightness).state;
+            } else {
+              brightness_percent =
+                id(display_day_dim_brightness).state;
+            }
+
+            if (isnan(brightness_percent)) {
+              brightness_percent = 4.0f;
+            }
+
+            brightness_percent =
+              std::max(1.0f, std::min(100.0f, brightness_percent));
+
+            return brightness_percent / 100.0f;
+          transition_length: 1000ms
+
   #:######################################################################################:#
   # BOTTOM NAVIGATION LIVE TIME
   #:######################################################################################:#
@@ -4058,22 +4265,36 @@ lvgl:
     dark_mode: true
 
   on_idle:
-    - timeout: "${clock_idle_timeout}"
+    # First stage: dim the current page but leave it visible.
+    - timeout: !lambda |-
+        const float seconds = id(display_dim_delay).state;
+        return (uint32_t) (
+          (isnan(seconds) ? 30.0f : std::max(10.0f, seconds))
+          * 1000.0f
+        );
+      then:
+        - script.execute: apply_dim_backlight
+
+    # Second stage: show the Clock page and release any camera image.
+    - timeout: !lambda |-
+        const float seconds = id(display_clock_delay).state;
+        return (uint32_t) (
+          (isnan(seconds) ? 60.0f : std::max(15.0f, seconds))
+          * 1000.0f
+        );
       then:
         - lambda: |-
             id(security_page_active) = false;
 
-        - online_image.release: security_camera_image
-
         - lvgl.page.show:
             id: clock_page
             animation: FADE_IN
             time: 250ms
 
-        - light.turn_on:
-            id: display_backlight
-            brightness: "${clock_brightness}"
-            transition_length: 1500ms
+        - script.execute: apply_dim_backlight
+
+        - delay: 50ms
+        - online_image.release: security_camera_image
 
   pages:
 
@@ -4749,10 +4970,7 @@ lvgl:
                     animation: MOVE_LEFT
                     time: 220ms
 
-                - light.turn_on:
-                    id: display_backlight
-                    brightness: "${control_brightness}"
-                    transition_length: 250ms
+                - script.execute: apply_active_backlight
 
                 - script.execute: refresh_vehicle_controls
 
@@ -4791,10 +5009,7 @@ lvgl:
                   animation: NONE
                   time: 0ms
 
-              - light.turn_on:
-                  id: display_backlight
-                  brightness: "${control_brightness}"
-                  transition_length: 100ms
+              - script.execute: apply_active_backlight
 
               - script.execute: refresh_security_controls
               - script.execute: refresh_security_camera_buttons
@@ -4830,10 +5045,7 @@ lvgl:
                   animation: FADE_IN
                   time: 250ms
 
-              - light.turn_on:
-                  id: display_backlight
-                  brightness: "${clock_brightness}"
-                  transition_length: 1500ms
+              - script.execute: apply_dim_backlight
 
     #:####################################################################################:#
     # JOBS PAGE
@@ -5269,10 +5481,7 @@ lvgl:
                   animation: FADE_IN
                   time: 250ms
 
-              - light.turn_on:
-                  id: display_backlight
-                  brightness: "${clock_brightness}"
-                  transition_length: 1500ms
+              - script.execute: apply_dim_backlight
 
     #:####################################################################################:#
     # VEHICLES PAGE
@@ -5952,10 +6161,7 @@ lvgl:
                   animation: FADE_IN
                   time: 250ms
 
-              - light.turn_on:
-                  id: display_backlight
-                  brightness: "${clock_brightness}"
-                  transition_length: 1500ms
+              - script.execute: apply_dim_backlight
 
     #:####################################################################################:#
     # CLIMATE PAGE
@@ -6724,10 +6930,7 @@ lvgl:
                   animation: FADE_IN
                   time: 250ms
 
-              - light.turn_on:
-                  id: display_backlight
-                  brightness: "${clock_brightness}"
-                  transition_length: 1500ms
+              - script.execute: apply_dim_backlight
 
     #:####################################################################################:#
     # SECURITY PAGE
@@ -7122,10 +7325,7 @@ lvgl:
                   animation: NONE
                   time: 0ms
 
-              - light.turn_on:
-                  id: display_backlight
-                  brightness: "${clock_brightness}"
-                  transition_length: 250ms
+              - script.execute: apply_dim_backlight
 
               - delay: 50ms
               - online_image.release: security_camera_image
@@ -7158,10 +7358,7 @@ lvgl:
                     animation: FADE_OUT
                     time: 250ms
 
-                - light.turn_on:
-                    id: display_backlight
-                    brightness: "${control_brightness}"
-                    transition_length: 500ms
+                - script.execute: apply_active_backlight
 
         - label:
             id: clock_time_label