diff --git a/settings/quickshell.nix b/settings/quickshell.nix
index 0fe5c9d..23a482a 100644
--- a/settings/quickshell.nix
+++ b/settings/quickshell.nix
@@ -4989,8 +4989,12 @@ in
                     // actually on shrinks; the other one is still the frame.
                     readonly property bool toastBlocks: toastItem.visible && toastItem.isPrimary
                     readonly property real toastMerge: Theme.radius / 2
-                    readonly property real lo: toastBlocks && !toastItem.atBottom
-                        ? Math.max(yMin, toastItem.y + toastItem.height - 16 - toastMerge) : yMin
+                    // Only fuse with a toast that will match this width.
+                    readonly property bool canFuse: fullWidth >= toastItem.minFuseW
+                    readonly property real lo: !toastBlocks || toastItem.atBottom ? yMin
+                        : Math.max(yMin, canFuse
+                            ? toastItem.y + toastItem.height - 16 - toastMerge
+                            : toastItem.y + toastItem.height + Theme.panelGap)
                     // Panel surface spans [y + 8, y + height - 8]; the toast's
                     // starts at its y + 8. Landing the first ON the second (plus
                     // a half-radius of burial, the fillet scale the shader smins
@@ -4998,8 +5002,10 @@ in
                     // rather than parking two surfaces a hairline apart. The
                     // cards inside still clear each other by ~14px: 12 of panel
                     // padding, 8 of toast inset, less the burial.
-                    readonly property real hi: toastBlocks && toastItem.atBottom
-                        ? Math.min(yMax, toastItem.y + 16 + toastMerge - height) : yMax
+                    readonly property real hi: !toastBlocks || !toastItem.atBottom ? yMax
+                        : Math.min(yMax, canFuse
+                            ? toastItem.y + 16 + toastMerge - height
+                            : toastItem.y - Theme.panelGap - height)
                     // Where the panel lands when it just tracks its widget.
                     // hi < lo means the panel is taller than what the toast
                     // leaves — nothing to be done, so it takes the frame and
@@ -7627,6 +7633,28 @@ in
                     readonly property var mutedApps: ["discord", "Discord", "Vesktop", "vesktop", "Spotify", "spotify", "vlc", "mpv"]
                     readonly property bool isPrimary: bar.screen === Quickshell.screens[0]
 
+                    // The toast and an open dropdown are both left-anchored to
+                    // the bar, so any width difference between them is a step
+                    // on the shared right edge — and smin fillets a step into
+                    // an S-curve waist, which is the warp at the junction.
+                    // Take the panel's drawn width (fullWidth + 4, what chrome
+                    // renders) and the fused outline is a straight edge.
+                    //
+                    // Keyed off the dropdown's DECLARED fullWidth and nothing
+                    // else. Reading its live y or height here would close a
+                    // loop: a panel's y depends on this toast's height, which
+                    // depends on its width, which would depend on that y.
+                    //
+                    // Below the floor there is no width worth matching — the
+                    // power menu is a 64px icon strip — so those keep their
+                    // own width and stand off instead (BarDropdown.canFuse).
+                    readonly property real minFuseW: 200
+                    readonly property real fuseW: {
+                        const d = bar.activeDropdown;
+                        if (!d || !d.visible || d.fullWidth < minFuseW) return 320;
+                        return d.fullWidth + 4;
+                    }
+
                     // Which frame band the toast lives against: the one the
                     // clock sits nearest, so it lands on the same side as the
                     // calendar popup the clock opens. Move the clock in the
@@ -7720,7 +7748,7 @@ in
                         // Reveals rightward now, so width is the animated axis
                         // and the card inside keeps a fixed width (otherwise it
                         // would squash instead of being wiped in).
-                        width: toastItem.toastOpen ? 320 : 0
+                        width: toastItem.toastOpen ? toastItem.fuseW : 0
                         height: toastCard.height + 2 * Theme.panelGap
                         clip: true
 
@@ -7735,7 +7763,7 @@ in
                             anchors.top: parent.top
                             anchors.left: parent.left
                             anchors.margins: Theme.panelGap
-                            width: 320 - 2 * Theme.panelGap
+                            width: toastItem.fuseW - 2 * Theme.panelGap
                             height: Math.max(toastPreview.visible ? 48 : 0, toastCol.height) + 16
                             radius: Theme.radiusCard
                             color: Theme.cardBg