make input text color $bang-c if query starts with !, fix some css var names

app/components/app-bang.imba

@@ -96,7 +96,7 @@ tag app-bang
 
 				<.bang
 					.selected=(state.bang_selection_index is -1)
-					[c:$bang-color]=(state.bang_selection_index is -1)
+					[c:$bang-c]=(state.bang_selection_index is -1)
 					@pointerover=(state.bang_selection_index = -1)
 					@click=api.handle_bang
 				>
@@ -125,7 +125,7 @@ tag app-bang
 						<.item
 							@pointerover=(state.bang_selection_index = index)
 							@click=api.handle_bang
-							[c:$bang-color]=(state.bang_selection_index is index)
+							[c:$bang-c]=(state.bang_selection_index is index)
 							.selected=(state.bang_selection_index is index)
 						> item
 							css w:100% fs:17px c:$text-c rd:5px p:10px 10px

app/components/app-community-links.imba

@@ -109,7 +109,7 @@ tag app-community-links
 							py:2px rd:5px cursor:pointer c:$text-c min-height:35px
 
 						if link.is_bang
-							css c:$bang-color
+							css c:$bang-c
 
 						<.link-left> link.name
 							css fl:1

app/components/app-home.imba

@@ -55,6 +55,8 @@ tag app-home
 					disabled=state.loading
 					@blur=blur
 				>
+					if state.query.startsWith "!"
+						css c:$bang-c
 
 				if (let m = api.math_result) isnt no
 					<.side.right@click=handle_click_copy(m)>

app/components/app-link.imba

@@ -20,7 +20,7 @@ tag app-link
 			css d:flex fld:row jc:space-between ai:center
 				px:16px py:11px rd:5px cursor:pointer c:$text-c
 			if link.is_bang
-				css c:$bang-color
+				css c:$bang-c
 
 			<.link-left>
 				css d:flex fl:3

app/styles.imba

@@ -5,12 +5,12 @@ global css html
 global css .dark
 	$appbg:#20222f
 	$bodybg:#20222f
-	$selected-color:blue3/5
-	$bang-color:#fad4ab
+	$selected-c:blue3/5
+	$bang-c:#fad4ab
 	$text-c:blue3
 	$input-bg:purple4/10
 	$input-c:blue3
-	$input-caret-color:blue3
+	$input-caret-c:blue3
 	$input-bc:purple4
 	$tip-hotkey-c:purple3/50
 	$tip-content-c:purple3
@@ -24,12 +24,12 @@ global css .dark
 global css .light
 	$bodybg:#ececec
 	$appbg:#fff
-	$selected-color:blue5/7
-	$bang-color:#ff7070
+	$selected-c:blue5/7
+	$bang-c:#ff7070
 	$text-c:#3c3c3c
 	$input-bg:blue4/10
 	$input-c:blue3
-	$input-caret-color:blue3
+	$input-caret-c:blue3
 	$input-bc:blue4
 	$tip-hotkey-c:blue4/80
 	$tip-content-c:blue5
@@ -51,7 +51,7 @@ global css input
 	bg:$input-bg
 	bc:$input-bc
 	c:$text-c
-	caret-color:$input-caret-color
+	caret-color:$input-caret-c
 
 global css a
 	td:none
@@ -63,7 +63,7 @@ global css .disabled $main-input
 	@important bg:gray4/10 bc:gray4
 
 global css .selected
-	bg:$selected-color
+	bg:$selected-c
 
 global css .ellipsis
 	of:hidden text-overflow:ellipsis white-space:nowrap