i18n: bilingual de/en, bundle js from assets via hugo pipes, css refresh

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

assets/css/custom.css

@@ -41,6 +41,9 @@
   outline: none;
   caret-color: transparent;
 }
+/* a command "typed" by the file browser on hover/freeze — dimmed so it reads
+   as a hint, not something you committed. any real keystroke discards it. */
+.prompt__input.is-ghost { color: var(--color-text-muted); font-weight: 400; }
 
 /* blinking terminal cursor, sits right after the typed text */
 .caret {
@@ -363,3 +366,31 @@ img { filter: none; }
 /* frozen/locked preview indicator */
 .filebrowser.is-frozen .tui__status { color: var(--color-text-primary); }
 .filebrowser.is-frozen .tui__status::after { content: " ● locked"; }
+
+/* hide every scrollbar site-wide — content still scrolls (wheel/touch/keys),
+   just no native chrome. keeps the clean terminal surface everywhere. */
+* {
+  scrollbar-width: none;        /* Firefox */
+  -ms-overflow-style: none;     /* old Edge/IE */
+}
+*::-webkit-scrollbar {          /* WebKit/Blink */
+  display: none;
+}
+
+/* ─────────────────── LANGUAGE SWITCH ─────────────────── */
+/* top-right toggle on the shell row: shows only the *other* language,
+   click to switch. you never see both at once. */
+.topbar { position: relative; }
+.lang-switch {
+  position: absolute;
+  top: 0;
+  right: 0;
+  margin-left: 0;
+  font-family: var(--font-family-mono);
+  color: var(--color-text-muted);
+  border-bottom: 1px dotted;
+  z-index: 2;
+}
+.lang-switch:hover { color: var(--color-text-primary); border-bottom: 1px solid; }
+/* keep the prompt text clear of the toggle so long paths never slide under it */
+.prompt { padding-right: 3.5ch; }