diff --git a/api/app/main.py b/api/app/main.py
index ba53f9b..7911538 100644
--- a/api/app/main.py
+++ b/api/app/main.py
@@ -57,6 +57,32 @@ def _clean_text(value: Optional[str]) -> Optional[str]:
   return cleaned or None
 
 
+def _sanitize_cfg_fields(cfg: AppConfig) -> bool:
+  changed = False
+  clean_api = _clean_text(cfg.mediamtx_api_url)
+  clean_webrtc = _clean_text(cfg.mediamtx_webrtc_url)
+  clean_user = _clean_text(cfg.mediamtx_api_user)
+  clean_pass = _clean_text(cfg.mediamtx_api_pass)
+  clean_recordings = _clean_text(cfg.recordings_dir)
+
+  if clean_api and clean_api != cfg.mediamtx_api_url:
+    cfg.mediamtx_api_url = clean_api
+    changed = True
+  if clean_webrtc and clean_webrtc != cfg.mediamtx_webrtc_url:
+    cfg.mediamtx_webrtc_url = clean_webrtc
+    changed = True
+  if clean_user != cfg.mediamtx_api_user:
+    cfg.mediamtx_api_user = clean_user
+    changed = True
+  if clean_pass != cfg.mediamtx_api_pass:
+    cfg.mediamtx_api_pass = clean_pass
+    changed = True
+  if clean_recordings and clean_recordings != cfg.recordings_dir:
+    cfg.recordings_dir = clean_recordings
+    changed = True
+  return changed
+
+
 def _load_mediamtx_yml() -> dict:
   if not MEDIAMTX_YML_PATH.exists():
     raise HTTPException(status_code=500, detail="mediamtx_yml_not_found")
@@ -96,6 +122,7 @@ def _build_mediamtx_view(data: dict, cfg: AppConfig) -> MediaMTXConfigView:
 
 async def _sync_app_config_from_mediamtx() -> AppConfig:
   cfg = await store.load()
+  _sanitize_cfg_fields(cfg)
   data = _load_mediamtx_yml()
   cfg.cameras = [
     Camera(name=c.name, rtsp_url=c.rtsp_url)
@@ -133,6 +160,8 @@ def _restart_mediamtx() -> dict:
 
 async def _apply_recording(enabled: bool) -> None:
   cfg = await store.load()
+  if _sanitize_cfg_fields(cfg):
+    await store.save(cfg)
   try:
     paths = await MediaMTXClient(
       api_url=cfg.mediamtx_api_url,
@@ -140,8 +169,9 @@ async def _apply_recording(enabled: bool) -> None:
       password=cfg.mediamtx_api_pass,
     ).list_paths_status()
     names = [it.get("name") for it in (paths.get("items") or []) if isinstance(it, dict) and it.get("name")]
-  except Exception:
-    names = [c.name for c in cfg.cameras]
+  except httpx.HTTPError as e:
+    logger.warning("scheduler_skip_apply_recording: mediamtx_unreachable (%s)", type(e).__name__)
+    return
   if not names:
     return
 
@@ -150,7 +180,10 @@ async def _apply_recording(enabled: bool) -> None:
     username=cfg.mediamtx_api_user,
     password=cfg.mediamtx_api_pass,
   )
-  await client.set_recording_bulk(names, enabled)
+  try:
+    await client.set_recording_bulk(names, enabled)
+  except httpx.HTTPError as e:
+    logger.warning("scheduler_apply_recording_failed: %s", type(e).__name__)
 
 
 scheduler = Scheduler(apply=_apply_recording)
@@ -169,9 +202,9 @@ async def _scheduler_loop() -> None:
           "Set mediamtx_api_user/mediamtx_api_pass in api/data/config.json"
         )
       else:
-        logger.exception("scheduler_tick_http_status_%s", code)
+        logger.warning("scheduler_tick_http_status_%s", code)
     except httpx.HTTPError:
-      logger.exception("scheduler_tick_http_error")
+      logger.warning("scheduler_tick_http_error")
     except Exception:
       logger.exception("scheduler_tick_failed")
     finally:
diff --git a/index.html b/index.html
index 7650e18..57b1c2d 100644
--- a/index.html
+++ b/index.html
@@ -4,7 +4,7 @@
     <meta charset="UTF-8" />
     <link rel="icon" type="image/svg+xml" href="/favicon.svg" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-    <title>My Trae Project</title>
+    <title>IPCam OrangePi Dashboard</title>
     <script type="module">
       if (import.meta.hot?.on) {
         import.meta.hot.on('vite:error', (error) => {
diff --git a/src/index.css b/src/index.css
index ff9f9cf..9b42e3a 100644
--- a/src/index.css
+++ b/src/index.css
@@ -11,4 +11,64 @@
   text-rendering: optimizeLegibility;
   -webkit-font-smoothing: antialiased;
   -moz-osx-font-smoothing: grayscale;
-}
\ No newline at end of file
+}
+
+.light body {
+  background-color: rgb(244 244 245);
+  color: rgb(24 24 27);
+}
+
+/* Light theme overrides for existing zinc-based utility classes in pages/cards/forms. */
+.light .border-zinc-800 {
+  border-color: rgb(212 212 216);
+}
+
+.light .border-zinc-700 {
+  border-color: rgb(161 161 170);
+}
+
+.light .bg-zinc-900\/20,
+.light .bg-zinc-900\/30 {
+  background-color: rgb(255 255 255 / 0.82);
+}
+
+.light .bg-zinc-950 {
+  background-color: rgb(255 255 255);
+}
+
+.light .bg-zinc-950\/10 {
+  background-color: rgb(244 244 245 / 0.72);
+}
+
+.light .bg-zinc-950\/30,
+.light .bg-zinc-950\/40 {
+  background-color: rgb(228 228 231 / 0.78);
+}
+
+.light .hover\:bg-zinc-900:hover {
+  background-color: rgb(228 228 231);
+}
+
+.light .hover\:bg-zinc-950\/30:hover {
+  background-color: rgb(228 228 231 / 0.9);
+}
+
+.light .text-zinc-100,
+.light .text-zinc-200 {
+  color: rgb(24 24 27);
+}
+
+.light .text-zinc-300,
+.light .text-zinc-400 {
+  color: rgb(82 82 91);
+}
+
+.light .text-zinc-500 {
+  color: rgb(113 113 122);
+}
+
+.light .from-zinc-950\/80 {
+  --tw-gradient-from: rgb(255 255 255 / 0.88) var(--tw-gradient-from-position);
+  --tw-gradient-to: rgb(255 255 255 / 0) var(--tw-gradient-to-position);
+  --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to);
+}