diff --git a/apps/web/src/routes/dashboard/search.tsx b/apps/web/src/routes/dashboard/search.tsx
index 9f24632..313dd54 100644
--- a/apps/web/src/routes/dashboard/search.tsx
+++ b/apps/web/src/routes/dashboard/search.tsx
@@ -2,7 +2,7 @@ import { WelcomeOnboardingModal } from "@/components/onboarding/welcome-onboardi
 import { VehicleSelectModal } from "@/components/vehicles/vehicle-select-modal";
 import { ApiError, api } from "@/lib/api-client";
 import { startAction } from "@/lib/faro";
-import { KEYS_17 } from "@/lib/keys";
+import { KEYS_6, KEYS_17 } from "@/lib/keys";
 import { capture } from "@/lib/posthog";
 import { toast } from "@/lib/toast";
 import { Badge, Button, Input, Separator } from "@sase/ui";
@@ -39,6 +39,50 @@ function sanitizeVin(raw: string): { cleaned: string; corrections: string[] } {
   return { cleaned, corrections };
 }
 
+/** A muted box with a sweeping light reflection (the shimmer keyframe in
+ * globals.css), used for the decode loading state. */
+function ShimmerBox({ className }: { className?: string }) {
+  return (
+    <div className={`relative overflow-hidden rounded-md bg-muted ${className ?? ""}`}>
+      <div className="absolute inset-0 animate-[shimmer_1.5s_ease-in-out_infinite] bg-gradient-to-r from-transparent via-background/60 to-transparent" />
+    </div>
+  );
+}
+
+/** Shown the instant "Şase Çöz" is clicked while the decode is still in flight —
+ * a vehicle-page-shaped skeleton so the wait feels like the page is loading
+ * rather than an unresponsive button. */
+function DecodingSkeleton() {
+  return (
+    <div className="space-y-6" aria-busy="true" aria-live="polite">
+      <span className="sr-only">Araç bilgileri yükleniyor…</span>
+      {/* Header: back + brand logo + 2-line title */}
+      <div className="flex items-center gap-3">
+        <ShimmerBox className="h-9 w-9 rounded-md" />
+        <ShimmerBox className="h-8 w-8 rounded-md" />
+        <div className="flex flex-col gap-1.5">
+          <ShimmerBox className="h-6 w-56" />
+          <ShimmerBox className="h-4 w-40" />
+        </div>
+      </div>
+      {/* Vehicle info card (collapsed) */}
+      <div className="rounded-xl border border-border px-6 py-4">
+        <ShimmerBox className="mb-2 h-5 w-32" />
+        <ShimmerBox className="h-3 w-64" />
+      </div>
+      {/* Categories grid */}
+      <div className="rounded-xl border border-border p-6">
+        <ShimmerBox className="mb-4 h-5 w-44" />
+        <div className="grid gap-3 sm:grid-cols-2 lg:grid-cols-3">
+          {KEYS_6.map((k) => (
+            <ShimmerBox key={k} className="h-20 w-full rounded-xl" />
+          ))}
+        </div>
+      </div>
+    </div>
+  );
+}
+
 // ─── ROUTE ────────────────────────────────────────────────────────────────────
 
 export const Route = createFileRoute("/dashboard/search")({
@@ -61,7 +105,9 @@ function SearchPage() {
   const candidatesShownAtRef = useRef<number | null>(null);
   const lastAttemptedVinRef = useRef<string | null>(null);
   const attemptCountRef = useRef<number>(0);
-  const preDecodedVinRef = useRef<string | null>(null);
+  // Holds the in-flight/finished speculative decode so the button can reuse it
+  // instead of firing a second identical request.
+  const preDecodeRef = useRef<{ vin: string; promise: Promise<any> } | null>(null);
   const [vin, setVin] = useState("");
   const [loading, setLoading] = useState(false);
   const [error, setError] = useState<string | null>(null);
@@ -149,33 +195,23 @@ function SearchPage() {
   }, [vin]);
 
   // ─── Speculative pre-decode (the moment the VIN is valid) ──────────────────
-  // Warm the full decode in the background before the user clicks "Şase Çöz", so
-  // the button-click decode hits the backend lock / 24h positive cache and returns
-  // near-instantly — the dealer at the counter loses no time. Fire-and-forget: no
-  // state, no analytics, no navigation (the button path owns all of that). Deduped
-  // per VIN, debounced + aborted so typing/paste-then-edit doesn't spam decodes.
+  // Decode the VIN in the background before the user clicks "Şase Çöz" and KEEP
+  // the result. The button click reuses this promise (see runDecode) rather than
+  // firing a second identical decode — one request, not two. Deduped per VIN and
+  // debounced so typing/paste-then-edit doesn't spam decodes.
   useEffect(() => {
     const cleanVin = vin.toUpperCase().trim();
-    if (!isValidVin(cleanVin) || preDecodedVinRef.current === cleanVin) return;
+    if (!isValidVin(cleanVin) || preDecodeRef.current?.vin === cleanVin) return;
 
-    const controller = new AbortController();
     const timer = window.setTimeout(() => {
-      preDecodedVinRef.current = cleanVin;
-      // Warm the backend decode chain; the result is intentionally discarded.
-      fetch("/api/vehicles/decode", {
-        method: "POST",
-        headers: { "Content-Type": "application/json" },
-        body: JSON.stringify({ vin: cleanVin }),
-        signal: controller.signal,
-      }).catch(() => {
-        /* speculative warm — ignore result/errors; the button-click decode owns the outcome */
-      });
+      const promise = api.post<any>("/vehicles/decode", { vin: cleanVin });
+      // Swallow here only to avoid an unhandled-rejection warning; the consumer
+      // (runDecode) attaches its own handler and surfaces the error to the user.
+      promise.catch(() => {});
+      preDecodeRef.current = { vin: cleanVin, promise };
     }, 350);
 
-    return () => {
-      window.clearTimeout(timer);
-      controller.abort();
-    };
+    return () => window.clearTimeout(timer);
   }, [vin]);
 
   // ─── Auto-focus ────────────────────────────────────────────────────────────
@@ -189,7 +225,24 @@ function SearchPage() {
     setLoading(true);
     const decodeStart = performance.now();
     try {
-      const data = await api.post<any>("/vehicles/decode", { vin: cleanVin });
+      // Reuse the speculative pre-decode when it's for this exact VIN (first
+      // attempt only) so the click doesn't fire a second identical request.
+      // Retries always decode fresh. If the reused warm failed, fall back once.
+      const pre = preDecodeRef.current;
+      const reuse = attempt === 1 && pre && pre.vin === cleanVin ? pre : null;
+      if (reuse) preDecodeRef.current = null;
+      let data: any;
+      try {
+        data = reuse
+          ? await reuse.promise
+          : await api.post<any>("/vehicles/decode", { vin: cleanVin });
+      } catch (reuseErr) {
+        if (reuse) {
+          data = await api.post<any>("/vehicles/decode", { vin: cleanVin });
+        } else {
+          throw reuseErr;
+        }
+      }
       const responseTimeMs = Math.round(performance.now() - decodeStart);
 
       if (data.candidates && Array.isArray(data.candidates)) {
@@ -407,6 +460,18 @@ function SearchPage() {
     inputRef.current?.focus();
   }
 
+  // While a decode is in flight (button clicked, result not back yet), swap the
+  // form for a vehicle-page-shaped shimmer so the click feels like it's loading
+  // the page — not a frozen button. On resolve we navigate (success), or fall
+  // back to the form (candidates/error).
+  if (loading) {
+    return (
+      <div className="mx-auto max-w-3xl space-y-8">
+        <DecodingSkeleton />
+      </div>
+    );
+  }
+
   return (
     <div className="mx-auto max-w-3xl space-y-8">
       {showWelcome && (