.btn-call-orange{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:6px;

  background:linear-gradient(135deg,#ff7a18,#ff5e00);
  color:#fff;
  padding:10px 18px;
  border-radius:999px;

  font-size:14px;
  text-decoration:none;
  font-weight:500;

  box-shadow:0 4px 10px rgba(255,94,0,0.3);
  transition:all .2s ease;
}

.btn-call-orange .icon{
  font-size:14px;
}

/* hover效果 */
.btn-call-orange:hover{
  transform:translateY(-1px);
  box-shadow:0 6px 14px rgba(255,94,0,0.4);
}