feat: 修改 toc 打開效果

feat: 適配 hexo-blog-encrypt
fix: 修復 hexo 新版本下，prismjs 的問題
improvement: 在 pjax 關閉的情況下。減少不必要的全局變量
improvement: 更新依賴版本
improvement: 頁面進入效果優化
improvement: 添加平滑滾動
improvement: 兼容性優化
improvement: 優化 lighthouse 分數
improvement: 優化代碼

source/css/_global/function.styl

@@ -134,16 +134,14 @@ if hexo-config('enter_transitions')
   #footer
     animation: bottom-top 1s
 
-  #page-header:not(.full_page)
+  #page-header:not(.full_page),
+  #nav.show
     animation: header-effect 1s
 
   #site-title,
   #site-subtitle
     animation: titleScale 1s
 
-  #nav.show
-    animation: headerNoOpacity 1s
-
   canvas:not(#ribbon-canvas),
   #web_bg
     animation: to_show 4s
@@ -182,27 +180,16 @@ if hexo-config('avatar.effect') == true
 
 @keyframes header-effect
   0%
-    opacity: 0
-    transform: translateY(-50px)
-
-  100%
-    opacity: 1
-    transform: translateY(0)
-
-@keyframes headerNoOpacity
-  0%
-    transform: translateY(-50px)
+    transform: translateY(-35px)
 
   100%
     transform: translateY(0)
 
 @keyframes bottom-top
   0%
-    opacity: 0
-    transform: translateY(50px)
+    transform: translateY(35px)
 
   100%
-    opacity: 1
     transform: translateY(0)
 
 @keyframes titleScale