.marquee-banner {
  /* 背景保持你原来的深蓝渐变不变 */
  background: linear-gradient(90deg, #0d1b2a 0%, #1b263b 100%);
  color: white;
  overflow: hidden;
  white-space: nowrap;
  position: relative;
  width: 100%;
  padding: 14px 0;
  border-radius: 6px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}
.marquee-track {
  display: inline-block;
  white-space: nowrap;
  animation: marquee 40s linear infinite;
}
.marquee-item {
  display: inline-block;
  padding: 0 50px;
  font-size: 15px;
  font-weight: 600;
}
/* express： */
.express {
  background: linear-gradient(90deg, #ff7eb3, #ff758c);
  -webkit-background-clip: text;
  color: transparent;
}
/* standard： */
.standard {
  background: linear-gradient(90deg, #ff416c, #ff4b2b);
  -webkit-background-clip: text;
  color: transparent;
}
.separator {
  color: #ffffff;
  margin: 0 20px;
  font-weight: normal;
  opacity: 0.7;
}
@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-100%); }
}