.fsfc-wrap{max-width:700px;margin:auto;padding:20px;box-sizing:border-box;font-family:Arial,sans-serif}
.fsfc-wrap *{box-sizing:border-box}
.fsfc-wrap label{display:block;margin:15px 0;font-weight:600}
.fsfc-wrap input{width:100%;padding:12px;border:1px solid #ccc;border-radius:10px;margin-top:6px}
.fsfc-wrap button{padding:12px 16px;border-radius:10px;border:0;margin:5px;cursor:pointer}
#fsfc-result{margin-top:25px;padding:20px;background:#f2f2f2;border-radius:12px;overflow-wrap:break-word}
.fsfc-actions{display:flex;flex-wrap:wrap}
.fsfc-dark .fsfc-wrap{background:#222;color:#fff}
.fsfc-dark #fsfc-result{background:#333}
@media(max-width:600px){.fsfc-actions button{width:100%}}