.ssl-checker { max-width:600px; margin:20px auto; padding:15px; border:1px solid #ddd; border-radius:8px; background:#fafafa; }
.ssl-checker input { width:70%; padding:8px; margin-bottom:10px; }
.ssl-checker button { padding:8px 12px; background:#0073aa; color:#fff; border:none; cursor:pointer; }
.ssl-result-card { margin-top:15px; padding:10px; border:1px solid #ddd; background:#fff; border-radius:6px; }