diff --git a/assets/js/app.js b/assets/js/app.js
index 42be618..ce21fb9 100644
--- a/assets/js/app.js
+++ b/assets/js/app.js
@@ -503,31 +503,43 @@ ${isPro && (activeProfile === 'custom' || activeCols['air']) && html`<button cla
                       const b = parseInt(h.slice(4,6),16);
                       return `rgba(${r},${g},${b},${a})`;
                     };
-                    // Returns a very light background tint based on temperature value.
-                    // Cold → faint blue, cool → faint green, warm → faint amber, hot → faint red.
-                    const tempBg = (t) => {
-                      if (t == null) return 'transparent';
-                      if (t < 0)   return 'rgba(100,160,230,0.10)';
-                      if (t < 10)  return 'rgba(140,200,200,0.10)';
-                      if (t < 18)  return 'rgba(140,200,150,0.10)';
-                      if (t < 26)  return 'rgba(100,190,100,0.10)';
-                      if (t < 32)  return 'rgba(230,200, 80,0.10)';
-                      if (t < 40)  return 'rgba(230,140, 50,0.10)';
-                      if (t < 50)  return 'rgba(210, 70, 50,0.10)';
-                      return               'rgba(160, 30, 30,0.10)';
-                    };
-                    const tempBgStrong = (t) => {
-                      if (t == null) return 'transparent';
-                      if (t < 0)   return 'rgba(100,160,230,0.20)';
-                      if (t < 10)  return 'rgba(140,200,200,0.20)';
-                      if (t < 18)  return 'rgba(140,200,150,0.20)';
-                      if (t < 26)  return 'rgba(100,190,100,0.20)';
-                      if (t < 32)  return 'rgba(230,200, 80,0.20)';
-                      if (t < 40)  return 'rgba(230,140, 50,0.20)';
-                      if (t < 50)  return 'rgba(210, 70, 50,0.20)';
-                      return               'rgba(160, 30, 30,0.20)';
-                    };
-                    const scaleBg = (v, min, max, rgb, maxAlpha = 0.14) => {
+                // Returns a background tint based on temperature value - all share the same
+                // Thermal Stress Bands colors with 50% alpha for consistency. Uses exact legend ranges.
+                const tempBg = (t) => {
+                  if (t == null || t <= -27) return 'transparent';
+                  if (t <= -13)  return `rgba(63,115,196,0.5)`;            // Arctic: -27 to -13 (from #3f73c4)
+                  if (t <= 0)    return `rgba(126,176,224,0.5)`;           // Freezing: -13 to 0 (from #7eb0e0)
+                  if (t <= 9)    return `rgba(188,217,236,0.5)`;          // Cold: 0 to 9 (from #bcd9ec)
+                  if (t <= 18)   return `rgba(200,220,192,0.5)`;          // Chilled: 9 to 18 (from #c8dcc0)
+                  if (t <= 26)   return `rgba(74,138,58,0.5)`;            // Comfortable: 18 to 26 (from #4a8a3a)
+                  if (t <= 32)   return `rgba(232,197,71,0.5)`;           // Mod heat: 26 to 32 (from #e8c547)
+                  if (t <= 38)   return `rgba(220,138,58,0.5)`;           // Strong heat: 32 to 38 (from #dc8a3a)
+                  if (t <= 46)   return `rgba(196,74,58,0.5)`;            // V. strong: 38 to 46 (from #c44a3a)
+                  return `rgba(122,26,26,0.5)`;                            // Extreme heat: >46 (from #7a1a1a)
+                };
+                const tempBgStrong = (t) => {
+                  if (t == null || t <= -27) return 'transparent';
+                  if (t <= -13)  return `rgba(63,115,196,0.5)`;             // Arctic: -27 to -13
+                  if (t <= 0)    return `rgba(126,176,224,0.5)`;            // Freezing: -13 to 0
+                  if (t <= 9)    return `rgba(188,217,236,0.5)`;           // Cold: 0 to 9
+                  if (t <= 18)   return `rgba(200,220,192,0.5)`;           // Chilled: 9 to 18
+                  if (t <= 26)   return `rgba(74,138,58,0.5)`;             // Comfortable: 18 to 26
+                  if (t <= 32)   return `rgba(232,197,71,0.5)`;            // Mod heat: 26 to 32
+                  if (t <= 38)   return `rgba(220,138,58,0.5)`;            // Strong heat: 32 to 38
+                  if (t <= 46)   return `rgba(196,74,58,0.5)`;             // V. strong: 38 to 46
+                  return `rgba(122,26,26,0.5)`;                              // Extreme heat: >46
+                };
+                  const tempFontColor = (t) => {
+                  if (t == null) return '#4a3218';
+                  if (t <= -13) return '#fff';              // Arctic (-27 to -13)
+                  if (t <= 0)  return '#111';                // Freezing (-13 to 0)
+                  if (t <= 9)  return '#111';                 // Cold (0 to 9)
+                  if (t <= 18) return '#111';                // Chilled (9 to 18)
+                  if (t <= 26) return '#fff';                  // Comfortable (18 to 26)
+                  if (t <= 38) return '#111';                  // Mod heat/Strong heat (26 to 38)
+                  return '#fff';                               // V. strong/Extreme (38+)
+                };
+                const scaleBg = (v, min, max, rgb, maxAlpha = 0.14) => {
                       if (v == null || isNaN(v)) return 'transparent';
                       if (v <= min) return 'transparent';
                       const x = Math.max(0, Math.min(1, (v - min) / (max - min)));
@@ -660,10 +672,10 @@ ${isPro && (activeProfile === 'custom' || activeCols['air']) && html`<button cla
 								<span class="wind-dir-label" style=${{ fontFamily: 'Manrope, sans-serif', fontSize: '11px', fontWeight: 700 }}>${r.compass.label}</span>
 							  </span>
 							</td>`}
-							${visibleCols.air     && html`<td class=${groupStart('air')} style=${{ background: tempBg(r.Ta) }}>${r.Ta.toFixed(1)}</td>`}
-							${visibleCols.rh      && html`<td class=${groupStart('rh')} style=${{ background: scaleBg(r.RH, 30, 100, '70,145,200') }}>${Math.round(r.RH)}</td>`}
-							${visibleCols.dew     && html`<td class=${groupStart('dew')} style=${{ background: tempBg(r.dew) }}>${r.dew != null ? r.dew.toFixed(1) : '—'}</td>`}
-							${visibleCols.tmrt    && html`<td class=${groupStart('tmrt')} style=${{ background: tempBg(r.Tmrt) }}>${r.Tmrt.toFixed(1)}</td>`}
+			            		 ${visibleCols.air     && html`<td class=${groupStart('air')} style=${{ background: tempBg(r.Ta), color: tempFontColor(r.Ta) }}>${r.Ta.toFixed(1)}</td>`}
+		                          ${visibleCols.rh      && html`<td class=${groupStart('rh')} style=${{ background: scaleBg(r.RH, 30, 100, '70,145,200') }}>${Math.round(r.RH)}</td>`}
+ 			 		    ${visibleCols.dew     && html`<td class=${groupStart('dew')} style=${{ background: tempBg(r.dew), color: tempFontColor(r.dew) }}>${r.dew != null ? r.dew.toFixed(1) : '—'}</td>`}
+		                          ${visibleCols.tmrt    && html` 					  <td class=${groupStart('tmrt')} style=${{ background: tempBg(r.Tmrt), color: tempFontColor(r.Tmrt) }}>${r.Tmrt.toFixed(1)}</td>`}
 							${visibleCols.utci && html`
 							  <td class=${groupStart('utci')} style=${{ background: hexToRgba(cat.bg, 0.22), color: cat.fg === '#fff' ? cat.fg : '#2a1a08', fontWeight: 600 }}>
 								${r.utci.toFixed(1)}°
@@ -681,25 +693,25 @@ ${isPro && (activeProfile === 'custom' || activeCols['air']) && html`<button cla
 								${r.utciAdj.toFixed(1)}°
 							  </td>`}
 							${visibleCols.concreteT && html`
-							  <td class=${groupStart('concreteT')} style=${{ color: r.concreteT != null && r.concreteT > 40 ? '#c0392b' : r.concreteT != null && r.concreteT > 30 ? '#e67e22' : '#7f8c8d', fontWeight: 'bold', background: tempBg(r.concreteT) }}>
+    							  <td class=${groupStart('concreteT')} style=${{ color: tempFontColor(r.concreteT), fontWeight: 'bold', background: tempBg(r.concreteT) }}>
 								${r.concreteT != null ? r.concreteT.toFixed(1) : '—'}
 							  </td>`}
 							${visibleCols.vehicleT && html`
-							  <td class=${groupStart('vehicleT')} style=${{ color: r.vehicleT != null && r.vehicleT > 45 ? '#c0392b' : r.vehicleT != null && r.vehicleT > 35 ? '#e67e22' : '#7f8c8d', fontWeight: 'bold', background: tempBgStrong(r.vehicleT) }}>
+    							  <td class=${groupStart('vehicleT')} style=${{ color: tempFontColor(r.vehicleT), fontWeight: 'bold', background: tempBgStrong(r.vehicleT) }}>
 								${r.vehicleT != null ? r.vehicleT.toFixed(1) : '—'}
 							  </td>`}
 							${indoorMode === 'on' && !indoorManaged && html`
-							  <td class=${groupStart('indoorT')} style=${{ color: r.indoorT != null && r.indoorT > 32 ? '#c0392b' : r.indoorT != null && r.indoorT > 26 ? '#e67e22' : '#4a7a4a', fontWeight: 'bold', background: tempBgStrong(r.indoorT) }}>
+    							  <td class=${groupStart('indoorT')} style=${{ color: tempFontColor(r.indoorT), fontWeight: 'bold', background: tempBgStrong(r.indoorT) }}>
 								${r.indoorT != null ? r.indoorT.toFixed(1) : '—'}
 							  </td>`}
 							${indoorMode === 'on' && indoorManaged && html`
-							  <td class=${groupStart('managedT')} style=${{ color: r.managedT != null && r.managedT > 32 ? '#c0392b' : r.managedT != null && r.managedT > 26 ? '#e67e22' : '#4a7a4a', fontWeight: 'bold', background: tempBgStrong(r.managedT) }}>
-								${r.managedT != null ? r.managedT.toFixed(1) : '—'}
+   							  <td class=${groupStart('managedT')} style=${{ color: tempFontColor(r.managedT), fontWeight: 'bold', background: tempBgStrong(r.managedT) }}>
+					 		   ${r.managedT != null ? r.managedT.toFixed(1) : '—'}
 							  </td>`}
 							${visibleCols.soilT && html`
-							  <td class=${groupStart('soilT')} style=${{ color: '#6b4a1c', background: tempBg(r.soilT0) }}>${r.soilT0 != null ? r.soilT0.toFixed(1) : '—'}</td>`}
+  					        <td class=${groupStart('soilT')} style=${{ color: tempFontColor(r.soilT0), background: tempBg(r.soilT0) }}>${r.soilT0 != null ? r.soilT0.toFixed(1) : '—'}</td>`}
 							${visibleCols.soilT6 && html`
-							  <td class=${groupStart('soilT6')} style=${{ color: '#6b4a1c', background: tempBg(r.soilT6) }}>${r.soilT6 != null ? r.soilT6.toFixed(1) : '—'}</td>`}
+  					        <td class=${groupStart('soilT6')} style=${{ color: tempFontColor(r.soilT6), background: tempBg(r.soilT6) }}>${r.soilT6 != null ? r.soilT6.toFixed(1) : '—'}</td>`}
 							${visibleCols.soilM && html`
 							  <td class=${groupStart('soilM')} style=${{ color: '#2a6a90', background: scaleBg(r.soilM, 0.12, 0.45, '50,125,190') }}>${r.soilM != null ? r.soilM.toFixed(3) : '—'}</td>`}
 							${visibleCols.precip && html`
diff --git a/assets/js/config.js b/assets/js/config.js
index 6f79213..c5d5590 100644
--- a/assets/js/config.js
+++ b/assets/js/config.js
@@ -60,7 +60,7 @@ export const FILTER_PROFILES = {
     label: 'Custom',
     icon: '⚙️',
     proOnly: true,
-    cols: { hour: true, air: true, rh: false, dew: false, wind: true, dir: false, cloud: false, sun: false, direct: false, diffuse: false, tmrt: false, delta: false, utci: false, uvA: false, uvB: false, burn: false, utciP: true, precip: true, soilT: false, soilT6: false, soilM: false, concreteT: false, vehicleT: false, indoorT: false, managedT: false, vis: false, aqi: false, pollen: false },
+    cols: { hour: true, air: true, rh: true, dew: true, wind: true, dir: true, cloud: true, sun: true, direct: true, diffuse: true, tmrt: true, delta: true, utci: true, uvA: true, uvB: true, burn: true, utciP: true, precip: true, soilT: true, soilT6: true, soilM: true, concreteT: true, vehicleT: true, indoorT: true, managedT: true, vis: true, aqi: true, pollen: true },
     // -- FUTURE FEATURE v2: Saved Custom Profiles (Pro) -----------------------
     // Expand 'Custom' into a fully user-owned profile system. Pro users can:
     //
diff --git a/assets/js/hooks/useAppState.js b/assets/js/hooks/useAppState.js
index 14ac60e..4f5d93b 100644
--- a/assets/js/hooks/useAppState.js
+++ b/assets/js/hooks/useAppState.js
@@ -134,6 +134,10 @@ export function useAppState() {
           ?? FILTER_PROFILES.outdoors.cols;
         return { ...variantCols };
       }
+      // For 'custom' profile, always use the configured custom cols (all 25 columns)
+      if (saved === 'custom') {
+        return { ...FILTER_PROFILES.custom?.cols ?? FILTER_PROFILES.basic.cols };
+      }
       return { ...(FILTER_PROFILES[saved]?.cols ?? FILTER_PROFILES.basic.cols) };
     } catch (e) { return { ...FILTER_PROFILES.basic.cols }; }
   });
@@ -149,6 +153,15 @@ export function useAppState() {
       const hasIndoor = profile.cols['indoorT'] || profile.cols['managedT'];
       setIndoorMode(hasIndoor ? 'on' : 'off');
       setIndoorManaged(false);
+    } else {
+      // Custom profile ALWAYS initializes from config - with all 25 columns active
+      const customCols = FILTER_PROFILES.custom?.cols;
+      if (customCols) {
+        setVisibleCols({ ...customCols });
+        const hasIndoor = customCols['indoorT'] || customCols['managedT'];
+        setIndoorMode(hasIndoor ? 'on' : 'off');
+        setIndoorManaged(false);
+      }
     }
   };