/* 顶部 Logo 栏 */
.logo-bar {
  z-index: 1000;
  width: 100%;
  height: 50px;
  position: fixed;
  top: 0;
  left: 0;
  background: rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(10px);
  padding: 10px 0;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease-in-out;
}

.logo-bar.hidden {
  transform: translateY(-100%);
}

.logo-bar a {
  text-decoration: none;
  width: 66%;
}

.logo-bar img {
  display: block;
  height: 30px;
}

.bottom span {
  width: 100% !important;
  text-align: center;
}