Polish proof messaging punctuation and scope line.

Refine typographic consistency in README CTA copy and update the proof subtitle with the approved "Emergency-ready, not emergency-only" wording.

Author: Egonex-Code

README.md

@@ -433,7 +433,7 @@ Test vectors and source tests are available in [`test-vectors/`](https://github.
 
 We're a small team and this is a young protocol. If you find issues, inconsistencies, or have questions about these numbers, we genuinely want to hear from you.
 
-Found it useful? A [star on the repo](https://github.com/Egonex-Code/ecp-protocol) helps other engineers find it - that's the single best way to support the project.
+Found it useful? A [star on the repo](https://github.com/Egonex-Code/ecp-protocol) helps other engineers find it — that's the single best way to support the project.
 
 ---
 

docs/proof/index.html

@@ -242,7 +242,7 @@
     <div class="inner">
       <div class="eyebrow">ECP Proof Card - Canonical FIRE Scenario</div>
       <h1>Why does it take 669 bytes to tell a computer there is a fire?</h1>
-      <p class="sub">ECP does the same core machine alert in 8 bytes.</p>
+      <p class="sub">ECP does the same core machine alert in 8 bytes. Emergency-ready, not emergency-only — useful wherever bytes are expensive.</p>
 
       <section class="metrics" aria-label="Byte comparison">
         <article class="metric" data-key="cap" data-value="669">