copy: tighten Trump / Archive / Case Studies / Glossary / Methodology

Trump:
- PageHint: "move price" → "move the market"
- Filter hints: "verdict is long/short BTC" → "scored as a long/short signal"

Archive:
- PageHint: "Historical fires from old scanner experiments" →
  "Signals from retired scanner experiments … Read-only"

Case Studies:
- heroSubtitle: "worth studying" → "— documented."
- intro: remove redundant "is here to" phrasing
- footer: "signal stack" → "each signal engine"; "return promises" → "return forecasts"

Glossary:
- heroSubtitle: "The precise meaning of every key entity and term on the platform"
  → "Every term on the platform, defined precisely."
- intro: remove internal LLM-indexing rationale; rewrite for users

Methodology:
- heroSubtitle: "from raw input to trading decision"
  → "From raw data to trade decision — how each engine actually works."

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

app/[locale]/archive/ArchivePageClient.tsx

@@ -63,9 +63,9 @@ export default function ArchivePageClient() {
         <div>
           <h1 className="page-title">Archive</h1>
           <PageHint count={`${archivePosts.length} legacy posts`}>
-            Historical fires from old scanner experiments
-            (rsi_reversal, sma_reclaim, breakout, test/phase1). Kept only for
-            inspection — the bot doesn't act on these any more.
+            Signals from retired scanner experiments
+            (rsi_reversal, sma_reclaim, breakout, test/phase1). Read-only —
+            the bot no longer acts on any of these.
           </PageHint>
         </div>
       </div>