more chart development

cmd/ingestd/web/styles.css

@@ -53,7 +53,9 @@ body {
 
 .controls {
   display: flex;
-  gap: 10px;
+  gap: 12px;
+  flex-wrap: wrap;
+  align-items: center;
 }
 
 .btn {
@@ -79,6 +81,15 @@ body {
   color: var(--accent);
 }
 
+.segmented {
+  display: inline-flex;
+  border: 1px solid rgba(123, 223, 242, 0.2);
+  border-radius: 999px;
+  padding: 4px;
+  gap: 6px;
+  background: rgba(12, 22, 28, 0.45);
+}
+
 .layout {
   display: grid;
   grid-template-columns: minmax(280px, 0.9fr) minmax(320px, 1.6fr);