.vbr4-wrapper{max-width:550px;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen-Sans,Ubuntu,Cantarell,"Helvetica Neue",sans-serif}
.vbr4-form .form-group{margin-bottom:20px}
.vbr4-form label{font-weight:600;display:block;margin-bottom:8px}
.vbr4-form input[type=text],.vbr4-form textarea{width:100%;padding:10px;border:1px solid #8c8f94;border-radius:4px;font-size:16px;box-sizing:border-box}
.vbr4-form input:focus,.vbr4-form textarea:focus{border-color:#007cba;box-shadow:0 0 0 1px #007cba;outline:2px solid transparent}
.vbr4-form button{background:#007cba;color:#fff;border:none;padding:12px 24px;border-radius:4px;cursor:pointer;font-size:16px;transition:background-color .2s}
.vbr4-form button:hover:not(:disabled){background:#005a87}
.vbr4-form button:disabled{background:#a7aaad;cursor:not-allowed}
.vbr4-status{margin-top:10px;padding:10px;border-radius:4px;display:block}
.vbr4-status.loading{color:#444}
.vbr4-status.error{color:#d63638}
.vbr4-preview{display:flex;gap:20px;margin-top:20px;padding:15px;background:#f6f7f7;border:1px solid #ddd;border-radius:4px}
.vbr4-cover{flex-shrink:0;width:100px;height:150px;background-color:#e0e0e0;border:1px solid #ccc;overflow:hidden}
.vbr4-cover img{width:100%;height:100%;object-fit:cover}
.vbr4-info h4{margin:0 0 5px;font-size:18px}
.vbr4-info p{margin:0;color:#50575e}
.vbr4-message{margin-top:15px;padding:15px;border-radius:4px}
.vbr4-message.success{background:#d1e7dd;color:#0f5132}
.vbr4-message.error{background:#f8d7da;color:#842029}
.vbr4-help {
  display:inline-block;
  margin-left:6px;
  color:#007cba;
  cursor:help;
  font-weight:bold;
}
.vbr4-help:hover {
  color:#005a87;
}