diff --git a/src/lib/utils/sounds.ts b/src/lib/utils/sounds.ts
index c08b8c3..0de8ef8 100644
--- a/src/lib/utils/sounds.ts
+++ b/src/lib/utils/sounds.ts
@@ -70,9 +70,11 @@ function playChord(frequencies: number[], volume: number, stagger = 0): void {
 function resolveVolume(userVolume: number | undefined, enabled: boolean): number {
   if (!enabled) return 0;
   const v = typeof userVolume === "number" ? userVolume : DEFAULT_VOLUME;
-  // Clamp: 0 → silent, 1 → loud. Protect against bad settings.
-  if (v <= 0) return 0;
-  if (v >= 1) return 1;
+  if (!Number.isFinite(v) || v <= 0) return 0;
+  // Any value >1 means a scale drift somewhere upstream (e.g. a 0–100
+  // slider leaking through unscaled). Clamping to 1 would blast the
+  // user at full volume; fall back to DEFAULT_VOLUME instead.
+  if (v > 1) return DEFAULT_VOLUME;
   return v;
 }