diff --git a/README.md b/README.md
index 85d1241..3cd53b3 100644
--- a/README.md
+++ b/README.md
@@ -97,8 +97,9 @@ ignored from then on.
   trading rows between the two so the column keeps its total height. Tiles
   sit flush — when two share a vertical edge, hover the seam and the same
   kind of pill appears; drag it to trade width (macOS split-view style).
-- **Fullscreen** (the ⛶ button) is a viewing mode: the menu bar hides, the
-  occupied columns stretch to the full width, and every column runs to the
+- **Fullscreen** (the ⛶ button) is a viewing mode: the menu bar hides (its
+  green tab brings it back, minus the Admin button), the occupied columns
+  stretch to the full width, and every column runs to the
   bottom of the screen — the last tile in each column is stretched to end
   there. A short tile like the clock is never stretched into a ribbon: under
   another tile it slides to the bottom edge and the tile above grows into the
@@ -107,7 +108,9 @@ ignored from then on.
   its normal row height and scrolls.
 - A tile's actions (menus, text size, clear…) live in its **title bar**;
   the small **notch** on the bar's bottom edge hides/shows the whole bar
-  for a clean wall-display look.
+  for a clean wall-display look. The menu bar has the same kind of tab —
+  the green one under the ProdDash name, kept at the left so it never sits
+  on top of a tile's own tab.
 - The **gear** on a tile holds per-tile settings (filters, text size,
   display options) — these belong to this browser's layout, not the server.
 - The **grid icon** — save the current arrangement to the server under a
diff --git a/public/index.html b/public/index.html
index eab549b..35f8f08 100644
--- a/public/index.html
+++ b/public/index.html
@@ -42,7 +42,7 @@
       <div class="menu" id="layout-menu" hidden></div>
     </div>
 
-    <a class="tb-btn" href="/admin/" title="Configure modules (server-wide)">
+    <a class="tb-btn" id="admin-link" href="/admin/" title="Configure modules (server-wide)">
       <svg width="13" height="13" viewBox="0 0 24 24" fill="currentColor" aria-hidden="true">
         <path d="M12 15.5a3.5 3.5 0 1 0 0-7 3.5 3.5 0 0 0 0 7Zm8.4-2.1.1-1.4-.1-1.4 1.7-1.3-1.6-2.8-2 .7a7.9 7.9 0 0 0-2.4-1.4l-.3-2.1H11l-.3 2.1a7.9 7.9 0 0 0-2.4 1.4l-2-.7L4.7 9.3 6.4 10.6l-.1 1.4.1 1.4-1.7 1.3 1.6 2.8 2-.7a7.9 7.9 0 0 0 2.4 1.4l.3 2.1h2.8l.3-2.1a7.9 7.9 0 0 0 2.4-1.4l2 .7 1.6-2.8-1.7-1.3Z"/>
       </svg>
diff --git a/public/style.css b/public/style.css
index 0c0e936..77a5b71 100644
--- a/public/style.css
+++ b/public/style.css
@@ -54,25 +54,30 @@ body.menu-hidden #topbar {
   overflow: hidden;
 }
 
-/* the menubar's own show/hide tab, same as the tile notches */
+/* The menubar's own show/hide tab. It sits under the ProdDash brand at the
+   left — not screen-centre, where a tile's own (centred) tab would land
+   right under it once both bars are hidden — and wears the accent colour
+   so it never reads as a tile tab. */
 #topbar-notch {
   position: fixed;
-  top: var(--topbar-h, 46px);
-  left: 50%;
-  transform: translateX(-50%);
+  /* straddles the bar's bottom edge — mostly on the bar, a short lip below
+     it — so it never covers a top-row tile's status dot or title */
+  top: calc(var(--topbar-h, 46px) - 8px);
+  left: 12px;
   width: 54px;
   height: 14px;
   padding: 0;
-  background: var(--panel);
-  border: 1px solid var(--border);
-  border-top: none;
+  background: var(--accent);
+  border: none;
   border-radius: 0 0 10px 10px;
   cursor: pointer;
   z-index: 60;
-  opacity: 0.35;
-  transition: opacity 0.15s ease, top 0.22s ease;
+  opacity: 0.55;
+  transition: opacity 0.15s ease, top 0.22s ease, height 0.22s ease;
 }
 #topbar-notch:hover { opacity: 1; }
+/* bar hidden: a slim tab at the very top edge, clear of a top-row tile's dot and title */
+body.menu-hidden #topbar-notch { top: 0; height: 10px; }
 #topbar-notch::after {
   content: "";
   display: block;
@@ -80,9 +85,8 @@ body.menu-hidden #topbar {
   height: 3px;
   margin: 4px auto 0;
   border-radius: 999px;
-  background: var(--muted);
+  background: var(--bg);
 }
-#topbar-notch:hover::after { background: var(--text); }
 
 #brand {
   font-weight: 800;
@@ -486,7 +490,8 @@ body.menu-hidden #topbar {
 body.fullscreen .tile-resize,
 body.fullscreen .tile-resize-left,
 body.fullscreen .tile-resize-bottom,
-body.fullscreen .tile-divider { display: none; }
+body.fullscreen .tile-divider,
+body.fullscreen #admin-link { display: none; }
 body.fullscreen #grid { padding-bottom: 0; }
 #gridwrap.no-scroll { overflow-y: hidden; }