diff --git a/src/App.tsx b/src/App.tsx
index e39dd75f..d658e3bc 100644
--- a/src/App.tsx
+++ b/src/App.tsx
@@ -541,16 +541,16 @@ function App() {
     <div className="w-screen h-screen flex flex-col bg-black overflow-hidden">
       {showWarning && <AudioContextWarning onDismiss={handleDismissWarning} />}
       {showHelp && <HelpModal onClose={() => setShowHelp(false)} />}
-      <header className="bg-black border-b-2 border-white px-2 md:px-6 py-2 md:py-3">
-        <div className="flex flex-col md:flex-row items-start md:items-center gap-2 md:gap-6">
-          <div className="flex items-center justify-between w-full md:w-auto gap-2">
+      <header className="bg-black border-b-2 border-white px-2 lg:px-6 py-2 lg:py-3">
+        <div className="flex flex-col lg:flex-row items-start lg:items-center gap-2 lg:gap-6">
+          <div className="flex items-center justify-between w-full lg:w-auto gap-2">
             <h1
               onClick={() => setShowHelp(true)}
               className="font-mono text-[10px] md:text-sm tracking-[0.3em] text-white flex-shrink-0 cursor-pointer hover:opacity-70 transition-opacity"
             >
               BRUITISTE
             </h1>
-            <div className="flex gap-2 md:hidden">
+            <div className="flex gap-2 lg:hidden">
               <button
                 onClick={handleStop}
                 disabled={!playing}
@@ -579,7 +579,7 @@ function App() {
               </button>
             </div>
           </div>
-          <div className="w-full md:flex-1">
+          <div className="w-full lg:flex-1">
             <EngineControls
               values={engineValues}
               onChange={handleEngineChange}
@@ -587,35 +587,35 @@ function App() {
               getMappedLFOs={getMappedLFOs}
             />
           </div>
-          <div className="hidden md:flex gap-2 md:gap-4 flex-shrink-0">
+          <div className="hidden lg:flex gap-2 lg:gap-4 flex-shrink-0">
             <button
               onClick={handleStop}
               disabled={!playing}
-              className="px-2 md:px-6 py-1 md:py-2 bg-black text-white border-2 border-white font-mono text-[9px] md:text-[11px] tracking-[0.2em] hover:bg-white hover:text-black transition-all disabled:opacity-30 disabled:cursor-not-allowed flex items-center gap-1 md:gap-2"
+              className="px-2 lg:px-6 py-1 lg:py-2 bg-black text-white border-2 border-white font-mono text-[9px] lg:text-[11px] tracking-[0.2em] hover:bg-white hover:text-black transition-all disabled:opacity-30 disabled:cursor-not-allowed flex items-center gap-1 lg:gap-2"
             >
-              <Square size={12} strokeWidth={2} fill="currentColor" className="md:w-[14px] md:h-[14px]" />
+              <Square size={12} strokeWidth={2} fill="currentColor" className="lg:w-[14px] lg:h-[14px]" />
               <span className="hidden sm:inline">STOP</span>
             </button>
             <button
               onClick={handleRandom}
-              className="px-2 md:px-6 py-1 md:py-2 bg-white text-black font-mono text-[9px] md:text-[11px] tracking-[0.2em] hover:bg-black hover:text-white border-2 border-white transition-all flex items-center gap-1 md:gap-2"
+              className="px-2 lg:px-6 py-1 lg:py-2 bg-white text-black font-mono text-[9px] lg:text-[11px] tracking-[0.2em] hover:bg-black hover:text-white border-2 border-white transition-all flex items-center gap-1 lg:gap-2"
             >
-              <Dices size={12} strokeWidth={2} className="md:w-[14px] md:h-[14px]" />
+              <Dices size={12} strokeWidth={2} className="lg:w-[14px] lg:h-[14px]" />
               <span className="hidden sm:inline">RANDOM</span>
             </button>
             <button
               onClick={handleRandomizeAllParams}
-              className="px-2 md:px-6 py-1 md:py-2 bg-white text-black font-mono text-[9px] md:text-[11px] tracking-[0.2em] hover:bg-black hover:text-white border-2 border-white transition-all flex items-center gap-1 md:gap-2"
+              className="px-2 lg:px-6 py-1 lg:py-2 bg-white text-black font-mono text-[9px] lg:text-[11px] tracking-[0.2em] hover:bg-black hover:text-white border-2 border-white transition-all flex items-center gap-1 lg:gap-2"
             >
-              <Sparkles size={12} strokeWidth={2} className="md:w-[14px] md:h-[14px]" />
+              <Sparkles size={12} strokeWidth={2} className="lg:w-[14px] lg:h-[14px]" />
               <span className="hidden sm:inline">CHAOS</span>
             </button>
             <button
               onClick={handleDownloadAll}
               disabled={downloading}
-              className="px-2 md:px-6 py-1 md:py-2 bg-black text-white border-2 border-white font-mono text-[9px] md:text-[11px] tracking-[0.2em] hover:bg-white hover:text-black transition-all disabled:opacity-30 disabled:cursor-not-allowed flex items-center gap-1 md:gap-2"
+              className="px-2 lg:px-6 py-1 lg:py-2 bg-black text-white border-2 border-white font-mono text-[9px] lg:text-[11px] tracking-[0.2em] hover:bg-white hover:text-black transition-all disabled:opacity-30 disabled:cursor-not-allowed flex items-center gap-1 lg:gap-2"
             >
-              <Archive size={12} strokeWidth={2} className="md:w-[14px] md:h-[14px]" />
+              <Archive size={12} strokeWidth={2} className="lg:w-[14px] lg:h-[14px]" />
               <span className="hidden sm:inline">{downloading ? 'DOWNLOADING...' : 'PACK'}</span>
             </button>
           </div>
@@ -625,8 +625,8 @@ function App() {
       <LFOPanel onChange={handleLFOChange} onUpdateDepth={handleUpdateMappingDepth} onRemoveMapping={handleRemoveMapping} />
 
       <div className="flex-1 flex flex-col overflow-auto bg-white">
-        <div className="grid grid-cols-1 md:grid-cols-4 gap-[1px] bg-white p-[1px]">
-          <div className="col-span-1 md:col-span-4">
+        <div className="grid grid-cols-1 lg:grid-cols-4 gap-[1px] bg-white p-[1px]">
+          <div className="col-span-1 lg:col-span-4">
             <FormulaEditor
               formula={customTile.formula}
               isPlaying={playing === PLAYBACK_ID.CUSTOM}
@@ -639,7 +639,7 @@ function App() {
           </div>
         </div>
 
-        <div className="flex-1 grid grid-cols-1 md:grid-cols-4 auto-rows-min gap-[1px] bg-white p-[1px]">
+        <div className="flex-1 grid grid-cols-1 lg:grid-cols-4 auto-rows-min gap-[1px] bg-white p-[1px]">
           {tiles.map((row, i) =>
             row.map((tile, j) => {
               const id = getTileId(i, j)
diff --git a/src/components/EffectsBar.tsx b/src/components/EffectsBar.tsx
index 135de3a1..67a31ecf 100644
--- a/src/components/EffectsBar.tsx
+++ b/src/components/EffectsBar.tsx
@@ -16,6 +16,7 @@ interface EffectsBarProps {
 export function EffectsBar({ values, onChange, onMapClick, getMappedLFOs }: EffectsBarProps) {
   const [expandedEffect, setExpandedEffect] = useState<string | null>(null)
   const [activeTab, setActiveTab] = useState<string>(EFFECTS[0].id)
+  const [isCollapsed, setIsCollapsed] = useState(false)
   const randomizeEffect = (effect: typeof EFFECTS[number]) => {
     effect.parameters.forEach(param => {
       if (param.id.endsWith('Enable')) return
@@ -34,9 +35,9 @@ export function EffectsBar({ values, onChange, onMapClick, getMappedLFOs }: Effe
   }
 
   return (
-    <div className="bg-black border-t-2 border-white px-2 md:px-6 py-3 md:py-4">
+    <div className="bg-black border-t-2 border-white px-2 lg:px-6 py-3 lg:py-4">
       {/* Desktop: Grid layout */}
-      <div className="hidden md:grid md:grid-cols-4 md:gap-4">
+      <div className="hidden lg:grid lg:grid-cols-4 lg:gap-4">
         {EFFECTS.map(effect => {
           return (
             <div key={effect.id} className="border-2 border-white p-3">
@@ -117,14 +118,21 @@ export function EffectsBar({ values, onChange, onMapClick, getMappedLFOs }: Effe
       </div>
 
       {/* Mobile: Tabbed layout */}
-      <div className="md:hidden flex flex-col">
+      <div className="lg:hidden flex flex-col">
         <div className="flex border-2 border-white">
           {EFFECTS.map(effect => (
             <button
               key={effect.id}
-              onClick={() => setActiveTab(effect.id)}
+              onClick={() => {
+                if (activeTab === effect.id && !isCollapsed) {
+                  setIsCollapsed(true)
+                } else {
+                  setActiveTab(effect.id)
+                  setIsCollapsed(false)
+                }
+              }}
               className={`flex-1 p-2 font-mono text-[9px] tracking-[0.15em] transition-colors ${
-                activeTab === effect.id
+                activeTab === effect.id && !isCollapsed
                   ? 'bg-white text-black'
                   : 'bg-black text-white hover:bg-white/10'
               }`}
@@ -133,7 +141,7 @@ export function EffectsBar({ values, onChange, onMapClick, getMappedLFOs }: Effe
             </button>
           ))}
         </div>
-        {EFFECTS.map(effect => {
+        {!isCollapsed && EFFECTS.map(effect => {
           if (activeTab !== effect.id) return null
           return (
             <div key={effect.id} className="border-2 border-t-0 border-white p-3">
diff --git a/src/components/EngineControls.tsx b/src/components/EngineControls.tsx
index f53f8e3c..ec604d93 100644
--- a/src/components/EngineControls.tsx
+++ b/src/components/EngineControls.tsx
@@ -55,12 +55,12 @@ export function EngineControls({ values, onChange, onMapClick, getMappedLFOs }:
         }
 
         return (
-          <div key={param.id} className="hidden md:flex flex-col gap-1 min-w-[90px] xl:min-w-[100px]">
+          <div key={param.id} className="flex flex-col gap-1 min-w-[70px] flex-1 lg:flex-initial lg:min-w-[90px] xl:min-w-[100px]">
             <div className="flex justify-between items-baseline gap-1">
-              <label className="font-mono text-[9px] tracking-[0.15em] text-white truncate">
+              <label className="font-mono text-[7px] lg:text-[9px] tracking-[0.1em] lg:tracking-[0.15em] text-white truncate">
                 {param.label.toUpperCase()}
               </label>
-              <span className="font-mono text-[9px] text-white whitespace-nowrap">
+              <span className="font-mono text-[7px] lg:text-[9px] text-white whitespace-nowrap">
                 {formatValue(param.id, (values[param.id] as number) ?? param.default)}
               </span>
             </div>
diff --git a/src/components/LFOPanel.tsx b/src/components/LFOPanel.tsx
index c1878b6e..3338bae7 100644
--- a/src/components/LFOPanel.tsx
+++ b/src/components/LFOPanel.tsx
@@ -36,7 +36,7 @@ export function LFOPanel({ onChange, onUpdateDepth, onRemoveMapping }: LFOPanelP
 
   return (
     <div className="bg-black border-t-2 border-white">
-      <div className="grid grid-cols-2 xl:grid-cols-4 gap-[1px] bg-white p-[1px]">
+      <div className="grid grid-cols-2 sm:grid-cols-4 gap-[1px] bg-white p-[1px]">
         {lfoConfigs.map(({ key, index }) => {
           const lfo = lfoValues[key]
           return (