/* --- 侧边栏优化 --- */
.site-data {
  display: flex !important;
}
.site-data > a[href^="/categories"] {
  display: none !important;
}
.site-data > a {
  flex: 1 !important;
  width: auto !important;
}

/* 无图状态下的毛玻璃 */
#page-header.not-home-page:not([style*="background-image"]),
#page-header.post-bg:not([style*="background-image"]) {
  background-color: transparent !important; 
  backdrop-filter: blur(8px) saturate(150%);
  -webkit-backdrop-filter: blur(8px) saturate(150%);
}

/* 滚动条美化 */
html {
  scrollbar-color: #49b1f5 transparent;
  scrollbar-width: thin;
}
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-thumb {
  background-color: #49b1f5;
  border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
  background-color: #358ec7;
}

/* 底部信息栏和顶部图片幕布变透明 */
#footer,
#page-header {
  background-color: transparent !important;
}