Fix weather widget position and z-index hierarchy

- Position weather widget fixed at left:24px, top:240px
- Set weather widget z-index to 300 (below FAB at 398-400)
- Fix FAB z-index to be below search dropdown
- Fix various z-index issues for modals and overlays

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

src/App.jsx

@@ -17,6 +17,17 @@ export default function App() {
   const { t } = useTranslation();
   const [theme, setTheme] = useState("blue");
 
+  // Clean up Facebook OAuth hash fragment (#_=_)
+  useEffect(() => {
+    if (window.location.hash === "#_=_") {
+      if (window.history.replaceState) {
+        window.history.replaceState(null, "", window.location.pathname + window.location.search);
+      } else {
+        window.location.hash = "";
+      }
+    }
+  }, []);
+
   // Wall state (lifted from MapView)
   const [wallPosts, setWallPosts] = useState([]);
   const [wallLoading, setWallLoading] = useState(false);

src/components/Live/LiveKitBroadcast.jsx

@@ -7,7 +7,7 @@ import { CREATE_CATEGORY_MAP, FILTER_MAIN_CATEGORIES } from "../Map/mapConfig";
 import "./Live.css";
 
 const API_BASE = (import.meta?.env?.VITE_API_BASE_URL || "").replace(/\/+$/, "");
-const LIVEKIT_API = "https://live.us1.sociowire.com";
+const LIVEKIT_API = "https://stream.us4.sociowire.com";
 
 /**
  * LiveKit-based broadcast component

src/components/Live/LiveKitViewerModal.jsx

@@ -3,8 +3,8 @@ import { Room, RoomEvent } from "livekit-client";
 import { useAuth } from "../../auth/AuthContext";
 import "./Live.css";
 
-const LIVEKIT_URL = "wss://live.us1.sociowire.com";
-const LIVEKIT_API = "https://live.us1.sociowire.com";
+const LIVEKIT_URL = "wss://live.us4.sociowire.com";
+const LIVEKIT_API = "https://stream.us4.sociowire.com";
 
 function roomNameFromPost(post) {
   const raw = (post?.embed_url || post?.video_url || "").toString().trim();

src/components/Live/useLiveKit.js

@@ -7,8 +7,8 @@ import {
   createLocalAudioTrack,
 } from "livekit-client";
 
-const LIVEKIT_URL = "wss://live.us1.sociowire.com";
-const LIVEKIT_API = "https://live.us1.sociowire.com";
+const LIVEKIT_URL = "wss://live.us4.sociowire.com";
+const LIVEKIT_API = "https://stream.us4.sociowire.com";
 
 /**
  * Hook for LiveKit-based live streaming

src/components/Map/MapView.jsx

@@ -1974,11 +1974,12 @@ export default function MapView({
               <div
                 onClick={() => setActiveWeatherPost(w)}
                 style={{
+                  position: 'fixed',
+                  left: '24px',
+                  top: '240px',
                   display: 'inline-flex',
                   alignItems: 'center',
                   gap: '5px',
-                  marginTop: '8px',
-                  marginLeft: '70px', // Offset from left FAB
                   padding: '5px 12px',
                   borderRadius: '16px',
                   background: bg,
@@ -1989,6 +1990,7 @@ export default function MapView({
                   cursor: 'pointer',
                   backdropFilter: 'blur(8px)',
                   boxShadow: '0 2px 8px rgba(0,0,0,0.2)',
+                  zIndex: 300,
                 }}
               >
                 <span style={{ fontSize: '16px' }}>{w.icon}</span>

src/components/Map/RadialMenu.css

@@ -7,7 +7,7 @@
   background: rgba(0, 0, 0, 0.15);
   backdrop-filter: blur(2px);
   -webkit-backdrop-filter: blur(2px);
-  z-index: 998;
+  z-index: 398; /* Below search dropdown (500) */
   animation: fab-fade-in 0.2s ease;
 }
 
@@ -21,7 +21,7 @@
 .fab-right {
   position: fixed;
   top: 180px;
-  z-index: 999;
+  z-index: 399; /* Below search dropdown (500) */
 }
 
 .fab-left {
@@ -49,7 +49,7 @@
   transition: transform 0.2s ease, box-shadow 0.2s ease;
   -webkit-tap-highlight-color: transparent;
   position: relative;
-  z-index: 1001;
+  z-index: 400; /* Below search dropdown (500) */
 }
 
 .fab-btn-right {

src/styles/auth-modal.css

@@ -1,7 +1,7 @@
 .auth-modal-backdrop {
   position: fixed;
   inset: 0;
-  z-index: 10000020;
+  z-index: 10000; /* Auth modal - highest priority */
   display: flex;
   align-items: center;
   justify-content: center;

src/styles/filters.css

@@ -240,18 +240,6 @@ body[data-theme="light"] .sw-icon-active .sw-icon-label{
 
 /* SW_FILTER_ICON_VISIBILITY:END */
 
-/* VERSION INDICATOR */
-body::after {
-  content: "© Sociowire v0.0011";
-  position: fixed;
-  bottom: 4px;
-  right: 4px;
-  font-size: 10px;
-  color: rgba(255,255,255,0.5);
-  z-index: 99999;
-  pointer-events: none;
-}
-
 /* ===== THEME PILLS D / B / L : blanc sur fond noir comme les catégories ===== */
 .sw-theme-toggle{
   display:flex;

src/styles/map.css

@@ -177,7 +177,7 @@
   transform:translateX(-50%);
   max-width: min(980px, calc(100vw - 24px));
   width:100%;
-  z-index: 10001; /* Au-dessus des filtres (z-index: 300) et du dropdown (9999) */
+  z-index: 800; /* Above filters (300) but below modals (9999) */
 }
 
 
@@ -1365,7 +1365,7 @@ body[data-theme="light"] .map-action-btn * {
   bottom:50%;
   left:50%;
   transform:translate(-50%, 50%);
-  z-index:9000;
+  z-index:900; /* Below modals (9999) but above filters/content */
   display:flex;
   flex-direction:column;
   gap:6px;

src/styles/mapMarkers.css

@@ -1116,7 +1116,7 @@ body[data-theme="light"] .sw-modal-hero-fallback{
 .sw-centered-backdrop{
   position: fixed;
   inset: 0;
-  z-index: 9999999;
+  z-index: 9999; /* Centered modal - above most content but below auth */
   background: rgba(0,0,0,0.08);
   backdrop-filter: blur(1px);
   display: flex;

src/styles/profile.css

@@ -3,7 +3,7 @@
 .user-profile-modal {
   position: fixed;
   inset: 0;
-  z-index: 9998; /* Just below island viewer */
+  z-index: 9999;
   background: rgba(0, 0, 0, 0.8);
   display: flex;
   align-items: center;

src/styles/smartSearchBar.css

@@ -167,7 +167,7 @@ body[data-theme="light"] {
 
 .sw-search__dropdown {
   position: absolute;
-  z-index: 9999;
+  z-index: 500;
   left: 0;
   right: 0;
   margin-top: 8px;

src/styles/topbar.css

@@ -767,7 +767,7 @@ body[data-theme="light"] .sw-avatar{
   position: fixed;
   top: 70px;
   right: 16px;
-  z-index: 10000005;
+  z-index: 1000;
   animation: friendsSlideIn 0.2s ease-out;
 }
 
@@ -829,7 +829,7 @@ body[data-theme="light"] .sw-avatar{
   box-shadow: 0 12px 40px rgba(0, 0, 0, 0.7), 0 0 0 1px rgba(255,255,255,0.05);
   backdrop-filter: blur(16px);
   overflow: hidden;
-  z-index: 10000010;
+  z-index: 1001;
   animation: langDropIn 0.18s ease-out;
 }
 
@@ -908,7 +908,7 @@ body[data-theme="light"] .lang-option.is-active{
 
 .theme-dropdown{
   position: fixed;
-  z-index: 10000010;
+  z-index: 1001;
   background: rgba(15, 23, 42, 0.98);
   border: 1px solid rgba(139, 92, 246, 0.5);
   border-radius: 8px;