#sts-app{max-width:900px;margin:auto;background:#fff;padding:20px;border:1px solid #ddd;border-radius:8px;font-family:Arial}
input,textarea{width:100%;padding:10px;margin:6px 0;border:1px solid #ccc;border-radius:5px}
button{padding:10px 16px;background:#2b6cb0;color:#fff;border:none;border-radius:6px;cursor:pointer;margin-top:10px}
button:hover{opacity:.9}
.sts-section{margin-bottom:20px}
.sts-result{margin-top:20px;padding:15px;background:#f8f9fa;border-radius:6px}
.sts-actions{margin-top:20px;display:flex;gap:10px}
.sts-pitch{margin-top:20px;padding:10px;background:#f1f5f9;border-radius:6px;font-size:14px}