Removed redundant comments in index.php to improve code readability.

            openMainSection('decryptSection');

        }

        // Always show passphrase input (even for unencrypted / non-existing)

        document.getElementById('passphrase-input-block').style.display = 'block';

        if (passFromHash) {

        decryptBtn.addEventListener('click', async () => {

            const passphrase = document.getElementById('decryptPassphrase').value.trim();

            // Optional: disable button to prevent double-click races

            decryptBtn.disabled = true;

            try {

                    result = await response.json().catch(() => ({}));

                    // Generic failure (don’t reveal if id exists)

                    if (!response.ok || !result || !result.secret) {

                        closeMainSections();

                        openMainSection('errorSection');