Fix: Dark-Theme on Settings Slider

Todo

@@ -12,6 +12,14 @@ Minor Revisions:
 Priority Bugs:
  - Fix Library-Refresh System (TESTING)
 
+ - Suwayomi RESET
+   - Allow User to Wipe Suwayomi (Scratch)
+   - If Possible, Component based Wipe (Library, Etc)
+
+ - Remove RecentActivity from Home & Replace with Library Tag Filtering + Discover
+ - Add Item-Detection for Updates, hence when Updates = 0 replace with RecentActivity (Layout Same).
+ - ActivityHeatmap (Like Github), but for Moku.
+
 General/Misc Bugs:
  - Fix Highlightable Elements
  - Investigate "egl:failed to create dri2 screen"
@@ -41,7 +49,13 @@ In-Progress:
    - Tracking Revamp
       - Completely Revamp Tracking
 
- - Fix Search Folder Tabs (Right-Align)
+ - Fix ALl Folder Tabs (Works in Dev, not Prod)
+   - Extensions
+   - Library
+   - Search
+
+- Fix Tracking Login
+   - Pasting OAuth URL is not User-Friendly, Look for Alternatives
 
 
 Testing Bugs:

src/features/settings/components/Settings.css

@@ -382,6 +382,42 @@
   flex: 1;
   accent-color: var(--accent);
   cursor: pointer;
+  -webkit-appearance: none;
+  appearance: none;
+  height: 4px;
+  border-radius: 2px;
+  background: var(--border-strong);
+  outline: none;
+}
+.s-slider::-webkit-slider-thumb {
+  -webkit-appearance: none;
+  appearance: none;
+  width: 16px;
+  height: 16px;
+  border-radius: 50%;
+  background: var(--accent);
+  cursor: pointer;
+  border: none;
+  box-shadow: 0 1px 4px rgba(0,0,0,0.4);
+  transition: transform var(--t-fast), box-shadow var(--t-fast);
+}
+.s-slider::-webkit-slider-thumb:hover {
+  transform: scale(1.15);
+  box-shadow: 0 2px 8px rgba(0,0,0,0.5);
+}
+.s-slider::-moz-range-thumb {
+  width: 16px;
+  height: 16px;
+  border-radius: 50%;
+  background: var(--accent);
+  cursor: pointer;
+  border: none;
+  box-shadow: 0 1px 4px rgba(0,0,0,0.4);
+}
+.s-slider::-moz-range-track {
+  height: 4px;
+  border-radius: 2px;
+  background: var(--border-strong);
 }
 
 .s-slider-val {