chore(history): squash 16 commit(s) from 2026-09-26

- chore(backend): sync Cargo.lock with gateway dev-dependency
- feat(frontend): ClickGui replica matching the in-game GUI — category panels, Modules/Settings switch, theme cards
- feat(frontend): floating glass top bar in the mod's UI language
- fix(frontend): soft night backdrop for the ClickGui, editor that fits one screen
- chore(frontend): replace em dashes in UI copy with lighter separators
- refactor(frontend): split landing sections and theme editor into subfolders (4-files-per-folder rule)
- feat(frontend): login and registration in the mod's glass panel style
- feat(frontend): link the game with a device code
- feat(frontend): account page with avatar upload and linked games
- feat(frontend): my configs with share codes and publishing
- feat(frontend): public showcase listing and detail pages
- chore(frontend): drop em dashes from visible copy
- feat(frontend): atmospheric backdrop, glass download block and ClickGui-style FAQ on the landing
- feat(frontend): Konami code, DevTools console greeting and ASCII 404 block
- feat: public player profiles at /u/:id and author link in the showcase
- fix(frontend): stop the theme editor overflowing horizontally at 375px

frontend/src/index.css

@@ -36,6 +36,9 @@
 
 @layer base {
   html {
+    /* Height reserved for the floating top bar (TopBar): its top margin plus the bar itself. */
+    --topbar-h: 4.25rem;
+    scroll-padding-top: calc(var(--topbar-h) + 1rem);
     color-scheme: dark;
     transition: --color-ice 400ms ease, --page-accent-glow 400ms ease;
   }
@@ -64,3 +67,7 @@
     transition-duration: 0.01ms !important;
   }
 }
+
+/* Konami easter egg: the whole page cycles through the hue wheel for a few seconds. */
+html.lv-konami { animation: lv-konami-hue 1.4s linear infinite; }
+@keyframes lv-konami-hue { to { filter: hue-rotate(360deg); } }