fix(Dashboard): improved light theme colors for graph and "..." dropd…

…owns

Signed-off-by: Jean-Baptiste Bianchi <[email protected]>

src/dashboard/Synapse.Dashboard/wwwroot/css/graph.scss

@@ -49,16 +49,20 @@ $viridisScale: // generated with 13 steps, using 12 to exclude the last yellow
         cursor: grabbing;
     }
 }
-
+:root {
+    --graph-symbol-color: #{$body-color-dark};
+}
 [data-bs-theme="dark"] {
+    --graph-symbol-color: #{$body-color-dark};
     .graph-container, .graph-canvas {
+        --stroke-color: #{$mute};
         --fill-color: #{$dark-bg-subtle-dark};
     }
 }
 
 .graph-container, .graph-canvas {
-    --stroke-color: #{$mute};
-    --fill-color: #{$body-bg};
+    --stroke-color: #{$dark};
+    --fill-color: #{$gray-700};
     display: flex;
     flex-direction: column;
 
@@ -124,6 +128,7 @@ $viridisScale: // generated with 13 steps, using 12 to exclude the last yellow
         white-space: nowrap;
         text-overflow: ellipsis;
         overflow: hidden;
+        color: #{$body-color-dark};
 
         h3 {
             margin-bottom: calc($spacer / 4);
@@ -208,7 +213,7 @@ $viridisScale: // generated with 13 steps, using 12 to exclude the last yellow
 }
 
 .symbol {
-    fill: var(--bs-body-color);
+    fill: var(--graph-symbol-color);
 }
 
 .start-node circle {

src/dashboard/Synapse.Dashboard/wwwroot/css/theme/theme.scss

@@ -80,7 +80,8 @@ header.header.navbar {
         $value: map-get($theme-colors,"light");
         @include button-variant(
             transparent,
-            $value,
+            transparent,
+            $color: $body-color,
             $hover-background: shade-color($value, $btn-hover-bg-shade-amount),
             $hover-border: shade-color($value, $btn-hover-border-shade-amount), 
             $active-background: shade-color($value, $btn-active-bg-shade-amount),