/* Challenge page styles.
 * Served from /static/challenge.css — the CSP (style-src 'self')
 * forbids inline <style> blocks, so the styling is an external file. */
body {
    font-family: system-ui, sans-serif;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    margin: 0;
    background: #0f1117;
    color: #e2e8f0;
}

.container {
    text-align: center;
    max-width: 400px;
    padding: 2rem;
}

.status {
    font-size: 0.9rem;
    color: #94a3b8;
    margin-top: 1rem;
}

.error {
    color: #f87171;
    display: none;
}