.rmail-signup-form {
  background:#f7f8fa; border:1px solid #e2e5ea; border-radius:12px;
  padding:24px; max-width:420px; font-family:Arial,sans-serif;
}
.rmail-signup-title { font-weight:700; font-size:16px; color:#014085; margin:0 0 14px; }
.rmail-signup-form input[type=text], .rmail-signup-form input[type=email] {
  width:100%; padding:11px 14px; margin-bottom:10px; border:1px solid #d0d5dd;
  border-radius:8px; font-size:14px; box-sizing:border-box;
}
.rmail-signup-form button {
  width:100%; padding:12px; background:#F88034; color:#fff; border:none;
  border-radius:8px; font-weight:700; font-size:14px; cursor:pointer;
}
.rmail-signup-form button:hover { background:#e0722c; }
.rmail-signup-success { background:#e6f4ea; color:#1c5c33; padding:14px 18px; border-radius:8px; font-family:Arial,sans-serif; }
.rmail-signup-error { background:#fde8e8; color:#a12626; padding:14px 18px; border-radius:8px; font-family:Arial,sans-serif; }