fix: increase touch-screen spacing for settings rows and slider thumbs

Use @media (pointer: coarse) to widen row margins, add min-height,
and enlarge slider thumbs/tracks on touch devices — prevents accidental
slider activation when tapping nearby controls.

Author: sandrwich

src/ui/DopplerWindow.svelte

@@ -1024,6 +1024,10 @@
   }
   .row:last-child { margin-bottom: 0; }
   .row label { color: var(--text-dim); font-size: 12px; }
+  @media (pointer: coarse) {
+    .row { margin-bottom: 10px; min-height: 32px; }
+    .section-header { margin: 14px 0 8px; }
+  }
   .rig-mode-btns { display: flex; gap: 2px; }
   .offset-row {
     display: flex;

src/ui/FeedbackWindow.svelte

@@ -139,6 +139,10 @@
     margin-bottom: 6px;
   }
   .row label { color: var(--text-dim); font-size: 12px; }
+  @media (pointer: coarse) {
+    .row { margin-bottom: 10px; min-height: 32px; }
+    .section-header { margin: 14px 0 8px; }
+  }
   .toys-panel {
     border: 1px solid var(--border);
     border-radius: 3px;

src/ui/RotatorWindow.svelte

@@ -1529,6 +1529,10 @@
   }
   .row:last-child { margin-bottom: 0; }
   .row label { color: var(--text-dim); font-size: 12px; }
+  @media (pointer: coarse) {
+    .row { margin-bottom: 10px; min-height: 32px; }
+    .section-header { margin: 14px 0 8px; }
+  }
   .unit { color: var(--text-ghost); font-size: 11px; }
   :global(.rot-url) { width: 160px; }
   .guide-details {

src/ui/SettingsWindow.svelte

@@ -381,4 +381,10 @@
     margin: -6px 0 8px;
   }
 
+  /* Touch-friendly spacing */
+  @media (pointer: coarse) {
+    .row { margin-bottom: 10px; min-height: 32px; }
+    .section-header { margin: 14px 0 8px; }
+  }
+
 </style>

src/ui/shared/Slider.svelte

@@ -70,4 +70,18 @@
 
   .slider:hover::-webkit-slider-thumb { background: var(--text); }
   .slider:hover::-moz-range-thumb { background: var(--text); }
+
+  /* Touch-friendly sizing */
+  @media (pointer: coarse) {
+    .slider-row { gap: 8px; margin: 8px 0 10px; }
+    .slider-xs { height: 3px; }
+    .slider-xs::-webkit-slider-thumb { width: 14px; height: 14px; border-radius: 50%; }
+    .slider-xs::-moz-range-thumb { width: 14px; height: 14px; border-radius: 50%; }
+    .slider-sm { height: 4px; }
+    .slider-sm::-webkit-slider-thumb { width: 16px; height: 16px; border-radius: 50%; }
+    .slider-sm::-moz-range-thumb { width: 16px; height: 16px; border-radius: 50%; }
+    .slider-md { height: 5px; }
+    .slider-md::-webkit-slider-thumb { width: 20px; height: 20px; border-radius: 50%; }
+    .slider-md::-moz-range-thumb { width: 20px; height: 20px; border-radius: 50%; }
+  }
 </style>