style: make Environment section much more compact

src/componets/env/Environment.tsx

@@ -95,7 +95,7 @@ export function Environment({ envs, onChanged, onSelected, onAdd, onRemove }: En
 
   return (
     <Card variant="bordered" padding="none" className="h-full">
-      <CardBody className="space-y-3">
+      <CardBody className="space-y-2">
         {/* Environment Selector */}
         <div className="flex gap-2">
           <div className="flex-1">
@@ -136,11 +136,11 @@ export function Environment({ envs, onChanged, onSelected, onAdd, onRemove }: En
 
         {/* Parameters Section */}
         <div>
-          <h3 className="text-sm font-semibold text-slate-700 mb-2 uppercase tracking-wide">
+          <h3 className="text-sm font-semibold text-slate-700 mb-1 uppercase tracking-wide">
             Parameters
           </h3>
 
-          <div className="space-y-1">
+          <div className="space-y-0.5">
             {paramCtrls}
 
             <EnvironmentParam