/* 禁用过度滚动效果，防止顶部白条 */
html, body {
  overscroll-behavior: none;
}


/* 去除导航栏底部阴影 */
.navbar {
  box-shadow: none !important;
}

.navbar.scrolling-navbar {
  box-shadow: none !important;
}

/* 滚动后导航栏文字改为深色 */
.navbar.top-nav-collapse .navbar-brand,
.navbar.top-nav-collapse .nav-link {
  color: #333 !important;
}

/* 滚动后汉堡菜单图标改为深色 */
.navbar.top-nav-collapse .navbar-toggler .animated-icon span {
  background-color: #333 !important;
}

/* 暗色模式下滚动后的文字颜色 */
html[data-user-color-scheme="dark"] .navbar.top-nav-collapse .navbar-brand,
html[data-user-color-scheme="dark"] .navbar.top-nav-collapse .nav-link {
  color: #e0e0e0 !important;
}

html[data-user-color-scheme="dark"] .navbar.top-nav-collapse .navbar-toggler .animated-icon span {
  background-color: #e0e0e0 !important;
}