diff --git a/opencode.md b/opencode.md
index 8582fc8..97a14bf 100644
--- a/opencode.md
+++ b/opencode.md
@@ -228,10 +228,11 @@ list reordering, not free placement. Don't confuse the two.
   the panel), a `resize` effect re-clamps on browser resize, and
   `.win-window.centered` carries `max-width`/`max-height`. Keep these in sync if
   you add a new window path, or windows will escape the viewport. The bottom
-  limit is `TASKBAR_HEIGHT = 64` in `WindowsDesktop.tsx` (panel `bottom:10px` +
-  `height:44px` = 54, plus a 10px gap), so a dragged window stops just above the
-  taskbar; note `useDesktopIcons.ts` has its **own** `TASKBAR_HEIGHT = 48` for
-  the icon grid.
+  limit is `TASKBAR_HEIGHT = 59` in `WindowsDesktop.tsx` (panel top at 54px + a
+  5px gap), so dragged and maximized windows stop 5px above the taskbar. That
+  `59` is duplicated in `skeuo.css` (`.win-window.maximized` height,
+  `.win-window.centered` bottom / max-height) — keep them in sync. Note
+  `useDesktopIcons.ts` has its **own** `TASKBAR_HEIGHT = 48` for the icon grid.
 - Exposing the **dev** server over a tunnel needs the tunnel host in
   `allowedDevOrigins` (`next.config.ts`). Without it Next dev rejects the
   cross-origin HMR WebSocket, so the client never hydrates — the page is SSR
diff --git a/src/app/components/WindowsDesktop.tsx b/src/app/components/WindowsDesktop.tsx
index 573c2e1..db82b06 100644
--- a/src/app/components/WindowsDesktop.tsx
+++ b/src/app/components/WindowsDesktop.tsx
@@ -10,10 +10,9 @@ import { useDesktopIcons } from "./useDesktopIcons";
 import { WALLPAPER, friends } from "../data";
 
 // The panel sits at `bottom: 10px` with a height of 44px, so its top edge is
-// 54px above the viewport bottom. Windows clamp 10px above that, so a dragged
-// window stops just above the taskbar with a small gap instead of touching or
-// overlapping it.
-const TASKBAR_HEIGHT = 64;
+// 54px above the viewport bottom. Windows clamp 5px above that (59), so a
+// dragged or maximized window stops just above the taskbar.
+const TASKBAR_HEIGHT = 59;
 
 const LEFT_APPS = APPS.filter((a) => a.id !== "services" && a.id !== "friends");
 
diff --git a/src/app/skeuo.css b/src/app/skeuo.css
index 89a2a00..02bba0f 100644
--- a/src/app/skeuo.css
+++ b/src/app/skeuo.css
@@ -307,17 +307,18 @@ a.win-icon {
 }
 .win-window.maximized {
   border-radius: 0;
-  height: calc(100% - 54px) !important;
+  /* 54px panel top + 5px gap, so maximized windows also stop above the panel. */
+  height: calc(100% - 59px) !important;
 }
 .win-window.centered {
   left: 0;
   right: 0;
   top: 0;
-  bottom: 54px;
+  bottom: 59px;
   margin: auto;
   /* Never let a centred window (e.g. Welcome) overflow a small viewport. */
   max-width: calc(100vw - 20px);
-  max-height: calc(100vh - 74px);
+  max-height: calc(100vh - 79px);
 }
 /* On very short viewports the default min-height would win over max-height and
    push the window off-screen; let it shrink further so it still fits. */