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index 8f5c408..be07ecb 100644
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index 2012ff9..f802bbc 100644
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diff --git a/app/src-tauri/icons/icon-source.svg b/app/src-tauri/icons/icon-source.svg
new file mode 100644
index 0000000..42f2e71
--- /dev/null
+++ b/app/src-tauri/icons/icon-source.svg
@@ -0,0 +1,56 @@
+<svg width="1024" height="1024" viewBox="0 0 1024 1024" xmlns="http://www.w3.org/2000/svg">
+  <!-- Cockpit app icon — "Full-bleed horizon" (attitude indicator).
+       Master source; regenerate the raster set with `cargo tauri icon icon-source.svg` (via a rendered PNG). -->
+  <defs>
+    <clipPath id="tile"><rect x="40" y="40" width="944" height="944" rx="212"/></clipPath>
+    <linearGradient id="sky" x1="0" y1="0" x2="0" y2="1">
+      <stop offset="0" stop-color="#63dedf"/>
+      <stop offset="1" stop-color="#2f9092"/>
+    </linearGradient>
+    <linearGradient id="ground" x1="0" y1="0" x2="0" y2="1">
+      <stop offset="0" stop-color="#18212a"/>
+      <stop offset="1" stop-color="#0f151b"/>
+    </linearGradient>
+    <linearGradient id="sheen" x1="0" y1="0" x2="0" y2="1">
+      <stop offset="0" stop-color="#ffffff" stop-opacity="0.10"/>
+      <stop offset="0.5" stop-color="#ffffff" stop-opacity="0"/>
+    </linearGradient>
+  </defs>
+
+  <g clip-path="url(#tile)">
+    <!-- base in case of any gap -->
+    <rect x="40" y="40" width="944" height="944" fill="#0f151b"/>
+
+    <!-- banked sky / ground (rotate the horizon, keep the aircraft level) -->
+    <g transform="rotate(-9 512 512)">
+      <rect x="-360" y="-460" width="1744" height="984" fill="url(#sky)"/>
+      <rect x="-360" y="524" width="1744" height="1160" fill="url(#ground)"/>
+      <rect x="-360" y="512" width="1744" height="12" fill="#0b0e12"/>
+      <!-- pitch ladder (subtle) -->
+      <g stroke="#0b0e12" stroke-opacity="0.40" stroke-width="9" stroke-linecap="round">
+        <path d="M432 400 h160"/>
+        <path d="M456 320 h112"/>
+      </g>
+      <g stroke="#e8eef4" stroke-opacity="0.30" stroke-width="9" stroke-linecap="round">
+        <path d="M440 636 h144"/>
+        <path d="M460 716 h104"/>
+      </g>
+    </g>
+
+    <!-- top sheen for depth -->
+    <rect x="40" y="40" width="944" height="470" fill="url(#sheen)"/>
+
+    <!-- fixed aircraft reference: level wings + hub -->
+    <g stroke="#f2f6fa" stroke-width="26" stroke-linecap="round">
+      <path d="M300 512 H430"/>
+      <path d="M594 512 H724"/>
+    </g>
+    <circle cx="512" cy="512" r="17" fill="#f2f6fa"/>
+
+    <!-- amber bank pointer at the top of the roll scale -->
+    <path d="M512 196 l22 -38 h-44 z" fill="#f2b544"/>
+
+    <!-- crisp inner edge for definition on light backdrops -->
+    <rect x="41.5" y="41.5" width="941" height="941" rx="210.5" fill="none" stroke="#ffffff" stroke-opacity="0.08" stroke-width="3"/>
+  </g>
+</svg>
diff --git a/app/src-tauri/icons/icon.icns b/app/src-tauri/icons/icon.icns
index b18151f..520ea5e 100644
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diff --git a/app/src-tauri/icons/ios/AppIcon-76x76@1x.png b/app/src-tauri/icons/ios/AppIcon-76x76@1x.png
index afb5bc0..2ba32f2 100644
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diff --git a/app/src-tauri/icons/ios/AppIcon-76x76@2x.png b/app/src-tauri/icons/ios/AppIcon-76x76@2x.png
index 79cc662..f8ee155 100644
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diff --git a/app/src-tauri/icons/ios/AppIcon-83.5x83.5@2x.png b/app/src-tauri/icons/ios/AppIcon-83.5x83.5@2x.png
index 1d61a35..d1df620 100644
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diff --git a/app/src/components/Logo.tsx b/app/src/components/Logo.tsx
index 23f7dad..63cb5a7 100644
--- a/app/src/components/Logo.tsx
+++ b/app/src/components/Logo.tsx
@@ -1,3 +1,4 @@
+import { useId } from "react";
 import { cn } from "@/lib/utils";
 
 interface LogoProps {
@@ -5,7 +6,15 @@ interface LogoProps {
   readonly className?: string | undefined;
 }
 
+/**
+ * Cockpit brand mark — the attitude-indicator "horizon" (matches the app icon).
+ *
+ * A rounded-square instrument: teal sky over a dark ground with a slight bank,
+ * level aircraft wings, and an amber bank pointer. Uses fixed instrument colors
+ * (a brand badge, theme-independent) like the app icon.
+ */
 export function Logo({ size = 28, className }: LogoProps) {
+  const clip = useId();
   return (
     <svg
       width={size}
@@ -14,36 +23,29 @@ export function Logo({ size = 28, className }: LogoProps) {
       fill="none"
       xmlns="http://www.w3.org/2000/svg"
       className={cn("shrink-0", className)}
+      aria-hidden="true"
     >
-      {/* Outer rounded square */}
-      <rect
-        x="1"
-        y="1"
-        width="30"
-        height="30"
-        rx="8"
-        className="fill-primary"
-      />
-      {/* Gauge/cockpit dial — arc + needle */}
-      <path
-        d="M8 22a8 8 0 0 1 16 0"
-        className="stroke-primary-foreground"
-        strokeWidth="2.5"
-        strokeLinecap="round"
-        fill="none"
-      />
-      {/* Needle pointing upper-right */}
-      <line
-        x1="16"
-        y1="22"
-        x2="21"
-        y2="14"
-        className="stroke-primary-foreground"
-        strokeWidth="2.5"
-        strokeLinecap="round"
-      />
-      {/* Center dot */}
-      <circle cx="16" cy="22" r="2" className="fill-primary-foreground" />
+      <defs>
+        <clipPath id={clip}>
+          <rect x="1" y="1" width="30" height="30" rx="8" />
+        </clipPath>
+      </defs>
+      <g clipPath={`url(#${clip})`}>
+        {/* banked sky / ground */}
+        <g transform="rotate(-9 16 16)">
+          <rect x="-14" y="-14" width="60" height="30.5" fill="#4fd4d6" />
+          <rect x="-14" y="16.5" width="60" height="40" fill="#141b22" />
+          <rect x="-14" y="15.9" width="60" height="1.1" fill="#0b0e12" />
+        </g>
+        {/* level aircraft reference */}
+        <g stroke="#f2f6fa" strokeWidth="2.3" strokeLinecap="round">
+          <path d="M6.5 16 H12.5" />
+          <path d="M19.5 16 H25.5" />
+        </g>
+        <circle cx="16" cy="16" r="1.25" fill="#f2f6fa" />
+        {/* amber bank pointer */}
+        <path d="M16 5.4 l1.4 -2.2 h-2.8 z" fill="#f2b544" />
+      </g>
     </svg>
   );
 }