.h1-light {
  font-weight: 700;
  font-size: 2.5rem;
  margin-bottom: 15px;
  background: linear-gradient(135deg, #6c5ce7, #fd79a8);
  -webkit-background-clip: text;
  background-clip: text; /* 标准属性 */
  -webkit-text-fill-color: transparent;
  color: transparent; /* 非Webkit备用 */
  
  /* 确保元素可见 */
  display: inline-block; /* 或 block */
  width: auto;
  padding: 0 10px;
}

.bd-placeholder-img {
  font-size: 1.125rem;
  text-anchor: middle;
  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
}

@media (min-width: 768px) {
  .bd-placeholder-img-lg {
    font-size: 3.5rem;
  }
}

.b-example-vr {
  flex-shrink: 0;
  width: 1.5rem;
  height: 100vh;
}

.bi {
  vertical-align: -.125em;
  fill: currentColor;
}

.nav-scroller {
  position: relative;
  z-index: 2;
  height: 2.75rem;
  overflow-y: hidden;
}

.nav-scroller .nav {
  display: flex;
  flex-wrap: nowrap;
  padding-bottom: 1rem;
  margin-top: -1px;
  overflow-x: auto;
  text-align: center;
  white-space: nowrap;
  -webkit-overflow-scrolling: touch;
}


body {
  font-family: 'Poppins', sans-serif;
  background: linear-gradient(135deg, #f5f7fa 0%, #e4edf5 100%);
  color: #333;
  min-height: 100vh;
  background-attachment: fixed;
  overflow-x: hidden;
}


#c-list {
  background-color: rgba(203, 195, 227, 0.1); /* 黑色背景，50%透明度 */
}

.btn-container{
  text-align: right;
}

.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-menu {
  display: none; /* 初始隐藏 */
  position: absolute;
  background: white;
  min-width: 160px;
  box-shadow: 0 8px 16px rgba(0,0,0,0.2);
  z-index: 1;
  top: 100%;
  left: 0;
  border-radius: 4px;
  padding: 8px 0;
}

.dropdown-item {
  padding: 12px 16px;
  color: #333;
  text-decoration: none;
  display: block;
}

.dropdown-item:hover {
  background: #f1f1f1;
}

.dropdown:hover .dropdown-menu {
  display: block; /* 鼠标悬停显示 */
}

/* 增强版样式 */
.auth-links.premium .auth-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 4px;
}

.auth-links.premium .auth-link i {
  font-size: 14px;
  transition: transform 0.2s ease;
}

.auth-links.premium .auth-link:hover i {
  transform: translateX(2px);
}

.auth-links.premium .auth-link:hover {
  background: rgba(0,0,0,0.03);
}

.auth-links.premium .auth-link-separator {
  color: #eee;
}