// 500 error page — styled with marketing layout and design tokens
$app_name = $app_name ?? 'B-connex';
$appVersion = $appVersion ?? '';
$session = $session ?? $GLOBALS['__bcx_app']->container->get('session');
$_content = '<div class="bcx-error">'
    . '<h1 style="color:var(--danger);font-size:72px;margin-bottom:12px;">500</h1>'
    . '<p style="font-size:22px;font-weight:600;margin-bottom:10px;">Something went wrong</p>'
    . '<p class="muted" style="margin-bottom:24px;">Something tripped on our end. Our team has been notified.</p>'
    . (isset($ref) && $ref ? '<p class="muted">Reference: <code>' . htmlspecialchars($ref, ENT_QUOTES, 'UTF-8') . '</code> &mdash; quote this when contacting support.</p>' : '')
    . '<a class="btn primary" href="/">Back to Dashboard</a>'
    . '</div>';
include __DIR__ . '/../layouts/marketing.php';