Merge feature/e1-header-chrome: E1 header/account/appearance chrome (nav overlay, role tooltip, logout, opt-in glass tuner) into dev for v0.43.0

VERSION

@@ -1 +1 @@
-0.42.0
+0.43.0

frontend/src/App.tsx

@@ -369,8 +369,9 @@ export default function App() {
   // Collapse state for the two full-height panels (left nav + filter sidebar). Persisted to the
   // user's preferences so it follows the account across devices; a localStorage cache seeds the
   // initial render synchronously so nothing flashes open before the server prefs arrive.
+  // Default unpinned (slim + hover-expand overlay); accounts that explicitly pin keep their choice.
   const [navCollapsed, setNavCollapsedState] = useState<boolean>(() =>
-    Boolean(readAccount(LS.navCollapsed, false))
+    Boolean(readAccount(LS.navCollapsed, true))
   );
   const [filterCollapsed, setFilterCollapsedState] = useState<boolean>(() =>
     Boolean(readAccount(LS.filterCollapsed, false))
@@ -984,8 +985,8 @@ export default function App() {
       <ErrorDialog />
       {/* Re-binds to the active page's scroll container on navigation (page or channel change). */}
       <BackToTop dep={channelView ? `chan:${channelView.id}` : page} />
-      {/* Local-only live appearance tuner (renders only on localhost; null everywhere else). */}
+      {/* Opt-in live appearance tuner (Settings → Appearance; off by default). */}
-      <GlassTuner />
+      <GlassTuner enabled={theme.showTuner} />
     </div>
   );
 }

frontend/src/components/GlassTuner.tsx

@@ -1,16 +1,13 @@
 import { useEffect, useMemo, useState } from "react";
 
 /**
- * Local-only live appearance tuner. Mounted at the app root so it's reachable on every page; it
+ * A floating live appearance tuner. Mounted at the app root so it's reachable on every page; it
  * writes the glass CSS custom properties (index.css `:root`) inline on the document element for
  * instant, build-free feedback, and persists to localStorage.
  *
- * Only active on localhost, so it never appears in a hosted build. A scratch tool for dialling in
+ * Opt-in via Settings → Appearance (`theme.showTuner`, off by default) — a secondary "geek toy"
- * the surface values — "Copy CSS" exports them to paste into index.css.
+ * for dialling in the surface values. "Copy CSS" exports the values.
  */
-const DEV_TUNER =
-  typeof window !== "undefined" && /^(localhost|127\.0\.0\.1)$/.test(window.location.hostname);
-
 const LS_KEY = "siftlode.devGlassTuner";
 
 type Slider = {
@@ -93,7 +90,7 @@ function loadSaved(): Saved {
   }
 }
 
-export default function GlassTuner() {
+export default function GlassTuner({ enabled }: { enabled: boolean }) {
   const initial = useMemo(loadSaved, []);
   const [vars, setVars] = useState<Record<string, number>>(() => {
     const base: Record<string, number> = {};
@@ -216,7 +213,7 @@ export default function GlassTuner() {
     persist({ open: v });
   }
 
-  if (!DEV_TUNER) return null;
+  if (!enabled) return null;
 
   return (
     <div className="fixed right-0 top-24 z-[9999] flex items-start" style={{ pointerEvents: "none" }}>
@@ -225,7 +222,7 @@ export default function GlassTuner() {
             onClick={() => persistOpen(true)}
             style={{ pointerEvents: "auto" }}
             className="glass-menu glass-hover rounded-l-xl rounded-r-none px-2 py-3 text-xs font-semibold tracking-wide text-fg"
-            title="Open the glass tuner (dev only)"
+            title="Open the glass tuner"
           >
             <span style={{ writingMode: "vertical-rl" }}>◐ GLASS</span>
           </button>
@@ -237,7 +234,7 @@ export default function GlassTuner() {
           >
             <div className="flex items-center gap-2 px-3 py-2 border-b border-border/60">
               <span className="text-sm font-semibold text-fg">◐ Glass Tuner</span>
-              <span className="text-[10px] uppercase tracking-wider text-muted">dev</span>
+              <span className="text-[10px] uppercase tracking-wider text-muted">lab</span>
               <button
                 onClick={() => persistOpen(false)}
                 className="ml-auto text-muted hover:text-fg text-lg leading-none px-1"

frontend/src/components/Header.tsx

@@ -103,9 +103,10 @@ export default function Header({
   }
 
   return (
-    // Fixed left = the left zone at its widest: nav card (12 margin + 208 + 12 margin = 232) +
+    // Absolutely positioned within the (relative) content column, so its left edge tracks the
-    // filter sidebar (256) + 16 gap = 504. Constant, so it never shifts on collapse/module change.
+    // actual left zone: it sits just inside the content, reclaiming the space when the nav rail is
-    <div className="pointer-events-none fixed top-3 left-4 right-[10%] z-30 flex items-center gap-3 md:left-[504px]">
+    // slim and/or no filter sidebar is present — no hard-coded offset.
+    <div className="pointer-events-none absolute top-3 left-3 right-[10%] z-30 flex items-center gap-3">
       <ModuleName
         label={t(moduleLabelKey[page])}
         labels={moduleLabels}

frontend/src/components/NavSidebar.tsx

@@ -6,8 +6,6 @@ import {
   Activity,
   BarChart3,
   Bell,
-  ChevronLeft,
-  ChevronRight,
   Clapperboard,
   Download,
   Home,
@@ -15,6 +13,8 @@ import {
   ListVideo,
   LogOut,
   MessageSquare,
+  Pin,
+  PinOff,
   ScrollText,
   Settings,
   Shield,
@@ -62,6 +62,14 @@ export default function NavSidebar({
   onGoToFullHistory: () => void;
 }) {
   const { t } = useTranslation();
+  // Hover/focus expand: when unpinned, the rail sits slim (icons only) and expands to a labelled
+  // overlay on pointer hover or keyboard focus WITHOUT pushing content. Pinned keeps it expanded
+  // in-flow like before. `collapsed` (persisted per-account) now means "unpinned".
+  const [hovered, setHovered] = useState(false);
+  const [focused, setFocused] = useState(false);
+  const pinned = !collapsed;
+  const expanded = pinned || hovered || focused;
+  const slim = !expanded; // visual: icon-only rail
   const [acctOpen, setAcctOpen] = useState(false);
   const acctBtnRef = useRef<HTMLButtonElement | null>(null);
   const acctPanelRef = useRef<HTMLDivElement | null>(null);
@@ -213,21 +221,14 @@ export default function NavSidebar({
   const rowBase =
     "w-full flex items-center gap-3 rounded-lg px-2.5 py-2 text-sm transition";
   const name = me.display_name ?? me.email.split("@")[0];
-  // Role shown next to the name (expanded) / as an avatar dot (collapsed). Demo isn't a real
+  // Role is surfaced as a plain title tooltip on the account row (no visual badge). Demo isn't a
-  // role (it's a flag on a `user` row), so surface it first.
+  // real role (it's a flag on a `user` row), so surface it first.
   const roleKey: "admin" | "user" | "demo" = me.is_demo
     ? "demo"
     : me.role === "admin"
       ? "admin"
       : "user";
-  const roleChipCls =
+  const roleLabel = t(`nav.role.${roleKey}`);
-    roleKey === "admin"
-      ? "bg-accent/15 text-accent"
-      : roleKey === "demo"
-        ? "bg-amber-500/20 text-amber-500"
-        : "bg-muted/15 text-muted";
-  const roleDotCls =
-    roleKey === "admin" ? "bg-accent" : roleKey === "demo" ? "bg-amber-500" : "bg-muted";
 
   const renderItem = ({ page: p, icon: Icon, label, badge }: NavItem) => {
     const active = page === p;
@@ -239,9 +240,9 @@ export default function NavSidebar({
       <button
         key={p}
         onClick={() => setPage(p)}
-        title={collapsed ? label : undefined}
+        title={slim ? label : undefined}
         aria-current={active ? "page" : undefined}
-        className={`${rowBase} ${collapsed ? "justify-center px-0" : ""} relative ${
+        className={`${rowBase} ${slim ? "justify-center px-0" : ""} relative ${
           active ? "bg-accent text-accent-fg" : "text-muted hover:text-fg hover:bg-card"
         }`}
       >
@@ -249,7 +250,7 @@ export default function NavSidebar({
           <Icon className="w-[18px] h-[18px]" />
           {/* Collapsed rail: a numeric badge centred on a circle at the icon corner; the ring
               matches the row background so it reads cleanly whether the row is active or not. */}
-          {show && collapsed && (
+          {show && slim && (
             <span
               className={`absolute -top-2 -right-2 min-w-[16px] h-4 px-1 rounded-full text-[10px] font-bold leading-none grid place-items-center ring-2 ${badgeColor} ${
                 active ? "ring-accent" : "ring-bg"
@@ -259,8 +260,8 @@ export default function NavSidebar({
             </span>
           )}
         </span>
-        {!collapsed && <span className="truncate">{label}</span>}
+        {!slim && <span className="truncate">{label}</span>}
-        {show && !collapsed && (
+        {show && !slim && (
           <span
             className={`ml-auto min-w-[18px] h-[18px] px-1.5 rounded-full text-[11px] font-semibold leading-none inline-flex items-center justify-center tabular-nums ${badgeColor}`}
           >
@@ -272,14 +273,25 @@ export default function NavSidebar({
   };
 
   return (
-    <nav
+    // Layout slot: reserves only the slim footprint when unpinned, so the expanded rail (below)
-      className={`glass relative shrink-0 rounded-2xl flex flex-col py-3 m-3 transition-[width] ${
+    // overlays content instead of pushing it. Pinned reserves the full width (in-flow).
-        collapsed ? "w-[56px] px-2" : "w-52 px-3"
+    <div
-      }`}
+      className={`relative shrink-0 transition-[width] ${pinned ? "w-[232px]" : "w-20"}`}
-      aria-label={t("nav.primary")}
+      onMouseEnter={() => setHovered(true)}
+      onMouseLeave={() => setHovered(false)}
+      onFocus={() => setFocused(true)}
+      onBlur={(e) => {
+        if (!e.currentTarget.contains(e.relatedTarget as Node)) setFocused(false);
+      }}
     >
-      <div className={`flex items-center mb-3 ${collapsed ? "justify-center" : "justify-between"}`}>
+      <nav
-        {!collapsed && (
+        className={`glass absolute top-0 bottom-0 left-0 z-40 rounded-2xl flex flex-col py-3 m-3 transition-[width] ${
+          slim ? "w-[56px] px-2" : "w-52 px-3"
+        }`}
+        aria-label={t("nav.primary")}
+      >
+      <div className={`flex items-center mb-3 ${slim ? "justify-center" : "justify-between"}`}>
+        {!slim && (
           <button
             onClick={() => setPage("feed")}
             className="text-lg font-bold tracking-tight select-none cursor-pointer rounded-md -mx-1 px-1 hover:bg-card hover:opacity-90 transition"
@@ -290,15 +302,11 @@ export default function NavSidebar({
         )}
         <button
           onClick={onToggleCollapse}
-          title={collapsed ? t("nav.expand") : t("nav.collapse")}
+          title={pinned ? t("nav.unpin") : t("nav.pin")}
-          aria-label={collapsed ? t("nav.expand") : t("nav.collapse")}
+          aria-label={pinned ? t("nav.unpin") : t("nav.pin")}
           className="p-1 rounded-md text-muted hover:text-fg hover:bg-card transition"
         >
-          {collapsed ? (
+          {pinned ? <PinOff className="w-4 h-4" /> : <Pin className="w-4 h-4" />}
-            <ChevronRight className="w-4 h-4" />
-          ) : (
-            <ChevronLeft className="w-4 h-4" />
-          )}
         </button>
       </div>
 
@@ -308,7 +316,7 @@ export default function NavSidebar({
           isAdmin={me.role === "admin"}
           onGoToFullHistory={onGoToFullHistory}
           variant="rail"
-          collapsed={collapsed}
+          collapsed={slim}
         />
       </div>
 
@@ -319,7 +327,7 @@ export default function NavSidebar({
       >
         {userItems.map(renderItem)}
         {systemItems.length > 0 &&
-          (collapsed ? (
+          (slim ? (
             // Collapsed rail: a short, thicker centred rule is the clearest "new section" cue
             // when there's no room for a label.
             <div className="my-2 mx-auto w-7 border-t-2 border-border" />
@@ -337,7 +345,7 @@ export default function NavSidebar({
       <div className="mt-2 pt-2 border-t border-border flex flex-col gap-1">
         <div
           className={`flex items-center justify-center gap-2 pb-2 mb-1 border-b border-border ${
-            collapsed ? "flex-col" : "flex-row"
+            slim ? "flex-col" : "flex-row"
           }`}
         >
           <LanguageSwitcher variant="rail" value={language} onChange={onChangeLanguage} />
@@ -349,27 +357,35 @@ export default function NavSidebar({
           >
             <Info className="w-5 h-5" />
           </button>
+          <button
+            onClick={logout}
+            title={t("header.account.signOut")}
+            aria-label={t("header.account.signOut")}
+            className="p-2 rounded-lg text-muted hover:text-fg hover:bg-card transition"
+          >
+            <LogOut className="w-5 h-5" />
+          </button>
         </div>
         <button
           onClick={() => setPage("settings")}
-          title={collapsed ? t("header.account.settings") : undefined}
+          title={slim ? t("header.account.settings") : undefined}
           aria-current={page === "settings" ? "page" : undefined}
-          className={`${rowBase} ${collapsed ? "justify-center px-0" : ""} ${
+          className={`${rowBase} ${slim ? "justify-center px-0" : ""} ${
             page === "settings"
               ? "bg-accent text-accent-fg"
               : "text-muted hover:text-fg hover:bg-card"
           }`}
         >
           <Settings className="w-[18px] h-[18px] shrink-0" />
-          {!collapsed && <span className="truncate">{t("header.account.settings")}</span>}
+          {!slim && <span className="truncate">{t("header.account.settings")}</span>}
         </button>
 
         <div className="relative">
           <button
             ref={acctBtnRef}
             onClick={toggleAccount}
-            title={collapsed ? name : undefined}
+            title={slim ? `${name} · ${roleLabel}` : undefined}
-            className={`${rowBase} ${collapsed ? "justify-center px-0" : ""} text-muted hover:text-fg hover:bg-card`}
+            className={`${rowBase} ${slim ? "justify-center px-0" : ""} text-muted hover:text-fg hover:bg-card`}
           >
             <span className="relative shrink-0">
               <AvatarImg
@@ -377,19 +393,10 @@ export default function NavSidebar({
                 fallback={name}
                 className="w-[22px] h-[22px] rounded-full text-[10px]"
               />
-              {collapsed && (
-                <span
-                  className={`absolute -bottom-0.5 -right-0.5 w-2.5 h-2.5 rounded-full ring-2 ring-bg ${roleDotCls}`}
-                  title={t(`nav.role.${roleKey}`)}
-                />
-              )}
             </span>
-            {!collapsed && <span className="truncate flex-1 text-left">{name}</span>}
+            {!slim && (
-            {!collapsed && (
+              <span title={roleLabel} className="truncate flex-1 text-left">
-              <span
+                {name}
-                className={`shrink-0 text-[10px] font-semibold uppercase tracking-wide px-1.5 py-0.5 rounded ${roleChipCls}`}
-              >
-                {t(`nav.role.${roleKey}`)}
               </span>
             )}
           </button>
@@ -469,6 +476,7 @@ export default function NavSidebar({
             )}
         </div>
       </div>
-    </nav>
+      </nav>
+    </div>
   );
 }

frontend/src/components/SettingsPanel.tsx

@@ -205,6 +205,16 @@ function Appearance({ prefs }: { prefs: PrefsController }) {
         >
           <Switch label={t("settings.appearance.showHints")} checked={hints} onChange={setHints} />
         </SettingRow>
+        <SettingRow
+          label={t("settings.appearance.showTuner")}
+          hint={t("settings.appearance.showTunerHint")}
+        >
+          <Switch
+            label={t("settings.appearance.showTuner")}
+            checked={theme.showTuner}
+            onChange={(v) => setTheme({ ...theme, showTuner: v })}
+          />
+        </SettingRow>
       </Section>
 
       <Section title={t("settings.appearance.textSize")}>

frontend/src/i18n/locales/en/nav.json

@@ -1,7 +1,7 @@
 {
   "primary": "Primary navigation",
-  "collapse": "Collapse sidebar",
+  "pin": "Pin sidebar open",
-  "expand": "Expand sidebar",
+  "unpin": "Unpin sidebar",
   "adminSection": "Admin",
   "role": {
     "admin": "Admin",

frontend/src/i18n/locales/en/settings.json

@@ -42,6 +42,8 @@
     "performanceModeHint": "Turns off the translucent glass blur and soft shadows for snappier rendering on slower machines.",
     "showHints": "Show hints",
     "showHintsHint": "These little hover explanations. Turn them off once you know your way around.",
+    "showTuner": "Show the glass tuner",
+    "showTunerHint": "A floating panel for live-tweaking the frosted-glass look. A geek toy — off by default.",
     "textSize": "Text size"
   },
   "notifications": {

frontend/src/i18n/locales/hu/nav.json

@@ -1,7 +1,7 @@
 {
   "primary": "Fő navigáció",
-  "collapse": "Oldalsáv összecsukása",
+  "pin": "Oldalsáv rögzítése nyitva",
-  "expand": "Oldalsáv kinyitása",
+  "unpin": "Oldalsáv rögzítésének feloldása",
   "adminSection": "Admin",
   "role": {
     "admin": "Admin",

frontend/src/i18n/locales/hu/settings.json

@@ -42,6 +42,8 @@
     "performanceModeHint": "Kikapcsolja az áttetsző üvegelmosást és a lágy árnyékokat a gyorsabb megjelenítésért lassabb gépeken.",
     "showHints": "Tippek megjelenítése",
     "showHintsHint": "Ezek a kis lebegő magyarázatok. Kapcsold ki őket, ha már kiismerted magad.",
+    "showTuner": "Glass tuner megjelenítése",
+    "showTunerHint": "Lebegő panel a mattüveg-hatás élő hangolásához. Geek-játékszer — alapból kikapcsolva.",
     "textSize": "Betűméret"
   },
   "notifications": {

frontend/src/lib/releaseNotes.ts

@@ -14,6 +14,18 @@ export interface ReleaseEntry {
 }
 
 export const RELEASE_NOTES: ReleaseEntry[] = [
+  {
+    version: "0.43.0",
+    date: "2026-07-14",
+    summary:
+      "A slimmer, smarter navigation sidebar, a couple of account tweaks, and an optional live appearance tuner.",
+    features: [
+      "The navigation sidebar now stays slim by default and slides open over the page when you hover it or tab into it — so it barely takes any room until you need it. Prefer it always open? Pin it with the button at the top of the rail.",
+      "The top bar reclaims the empty space on the left: it now hugs your content instead of leaving a fixed gap when the sidebar is slim.",
+      "A logout button now sits right next to the language and about buttons, and your role shows as a tooltip on your name (the separate badge is gone).",
+      "New optional glass tuner: a floating panel for live-tweaking the frosted-glass look. It's off by default — switch it on under Settings → Appearance if you like to fiddle.",
+    ],
+  },
   {
     version: "0.42.0",
     date: "2026-07-13",

frontend/src/lib/theme.ts

@@ -20,6 +20,8 @@ export interface ThemePrefs {
   bgImage: boolean;
   /** How strongly the background image is faded out, 0–100% (higher = fainter). */
   bgFade: number;
+  /** Show the floating glass/theme tuner (a secondary "geek toy"); off by default. */
+  showTuner: boolean;
 }
 
 export const DEFAULT_THEME: ThemePrefs = {
@@ -28,6 +30,7 @@ export const DEFAULT_THEME: ThemePrefs = {
   fontScale: 1.06,
   bgImage: true,
   bgFade: 60,
+  showTuner: false,
 };
 
 export function applyTheme(t: ThemePrefs): void {