From 82678f9c5852e220d607d33c82a494116bab0bc9 Mon Sep 17 00:00:00 2001
From: Richard Sauer <admin@sauer.com.au>
Date: Wed, 8 Apr 2026 13:09:54 +1000
Subject: [PATCH] Replace burner pulse with flame SVG animation

---
 templates/editor.html | 21 +++++++++++++++++++--
 1 file changed, 19 insertions(+), 2 deletions(-)

diff --git a/templates/editor.html b/templates/editor.html
index e414b50..1719347 100644
--- a/templates/editor.html
+++ b/templates/editor.html
@@ -849,8 +849,25 @@ function renderSchematic() {
       }
       const cc = col||'var(--green)';
       if (eq.anim === 'burner') {
-        g.appendChild(mkSvgEl('circle', {'class':'anim-overlay burner-glow', id:'sim-'+eq.id,
-          cx:eq.x, cy:eq.y, r:r+4, fill:'none', stroke:col||'var(--amber)', 'stroke-width':'4'}));
+        // Flame SVG with flicker animation
+        const fg = mkSvgEl('g', {'class':'anim-overlay', id:'sim-'+eq.id});
+        fg.setAttribute('transform', `translate(${eq.x},${eq.y})`);
+        // Outer flame (orange)
+        fg.appendChild(mkSvgEl('path', {
+          d:`M 0 ${-r*0.3} Q ${-r*0.5} ${-r*0.8} ${-r*0.2} ${-r*1.2} Q 0 ${-r*1.5} ${r*0.2} ${-r*1.2} Q ${r*0.5} ${-r*0.8} 0 ${-r*0.3} Z`,
+          fill:'var(--amber)', opacity:'0.8', 'class':'burner-glow'
+        }));
+        // Inner flame (red-orange)
+        fg.appendChild(mkSvgEl('path', {
+          d:`M 0 ${-r*0.2} Q ${-r*0.25} ${-r*0.5} ${-r*0.1} ${-r*0.85} Q 0 ${-r*1.05} ${r*0.1} ${-r*0.85} Q ${r*0.25} ${-r*0.5} 0 ${-r*0.2} Z`,
+          fill:'var(--red)', opacity:'0.9', 'class':'burner-glow', style:'animation-delay:0.2s'
+        }));
+        // Core (bright)
+        fg.appendChild(mkSvgEl('ellipse', {
+          cx:0, cy: -r*0.4, rx: r*0.12, ry: r*0.25,
+          fill:'#ffdd44', opacity:'0.9', 'class':'burner-glow', style:'animation-delay:0.4s'
+        }));
+        g.appendChild(fg);
       } else if (eq.anim === 'fan') {
         // Fan: 4 curved blades spinning inside the circle
         const ag = mkSvgEl('g', {'class':'anim-overlay', id:'sim-'+eq.id});