fix: reword awkward sentence on password guessing

Author: edeckers

src/index.html

@@ -179,7 +179,7 @@ <h3 class="text-lg font-semibold text-green-900 mb-4">Why the Secret Key Matters
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-            <p class="text-gray-600 text-sm"> Your password and Secret Key are combined through <a href="https://developer.mozilla.org/en-US/docs/Web/API/SubtleCrypto/deriveKey#pbkdf2" class="text-blue-600 hover:text-blue-800">PBKDF2 (Password-Based Key Derivation Function)</a> with <strong>650,000 iterations</strong> to derive the Account Unlock Key (AUK). This intentionally slow process <strong>makes brute-force attacks computationally expensive</strong>: an attacker obtaining your encrypted data would need to perform 650,000 cryptographic operations for every password guess, turning a millisecond attack into hours or days of computation per attempt.</p>
+            <p class="text-gray-600 text-sm">Your password and Secret Key are combined through <a href="https://developer.mozilla.org/en-US/docs/Web/API/SubtleCrypto/deriveKey#pbkdf2" class="text-blue-600 hover:text-blue-800">PBKDF2 (Password-Based Key Derivation Function)</a> with <strong>650,000 iterations</strong> to derive the Account Unlock Key (AUK). This intentionally slow process <strong>makes brute-force attacks computationally expensive</strong>: an attacker must perform <strong>650,000 operations</strong> per password guess, drastically <strong>limiting the number of attempts</strong> they can make.</p>
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         <div id="keyDerivationSection" class="bg-white rounded-lg shadow-lg p-8 hidden">
             <h2 class="text-2xl font-semibold text-gray-900 mb-6">Step 2: Derive the Account Unlock Key</h2>