fix: radios con 3 opciones span full en modal compact

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

ver_formulario_enviado.php

@@ -1223,7 +1223,7 @@ function _addExamWizardHtml(string $cid): string {
                 if ($tipo === 'radio'):
                     $opts = $campo['opciones'] ?? $campo['options'] ?? [];
         ?>
-                <div class="campo-edit<?= ($compact && count($opts) > 3) ? ' campo-full' : '' ?>" data-campo-id="<?= esc2($cid) ?>">
+                <div class="campo-edit<?= ($compact && count($opts) > 2) ? ' campo-full' : '' ?>" data-campo-id="<?= esc2($cid) ?>">
                     <label><?= $label ?></label>
                     <div class="d-flex flex-wrap gap-3">
                     <?php foreach ($opts as $opt): ?>