diff --git a/.vitepress/theme/components/Sidebar.vue b/.vitepress/theme/components/Sidebar.vue
index da0e46d..0bc07bf 100644
--- a/.vitepress/theme/components/Sidebar.vue
+++ b/.vitepress/theme/components/Sidebar.vue
@@ -1,5 +1,29 @@
+<script setup lang="ts">
+import { computed } from "vue";
+
+import { useGlobalData } from "../composables/useGlobalData";
+const { page } = useGlobalData();
+
+const navItems = computed(() => [
+  { text: "首页", icon: "home", link: "/" },
+  { text: "所有文章", icon: "list", link: "/posts" },
+  { text: "Markdown 示例", icon: "counter_1", link: "/posts/markdown-examples" },
+  { text: "API 示例", icon: "counter_2", link: "/posts/api-examples" },
+  { text: "Markdown it", icon: "counter_3", link: "/posts/markdown-it" },
+]);
+
+function isActive(link: string) {
+  const current = page.value.relativePath.replace(/(\/index)?\.md$/, "");
+  const target = link.replace(/\/$/, "").replace(/\.html$/, "");
+  return current === target.replace(/^\//, "") || (target === "" && current === "index");
+}
+</script>
+
 <template>
   <nav id="navigation" spec="rail">
+    <a href="/search.html" id="navigation-fab">
+      <span>search</span>
+    </a>
     <ul id="navigation-destinations">
       <li v-for="item in navItems" :key="item.link" :class="isActive(item.link) ? 'navigation-segment-active' : 'navigation-segment-inactive'">
         <a :href="item.link">
@@ -19,23 +43,252 @@
   </nav>
 </template>
 
-<script setup lang="ts">
-import { computed } from "vue";
+<style lang="scss">
+@use "sass:meta";
+@use "../styles/mixin";
 
-import { useGlobalData } from "../composables/useGlobalData";
-const { page } = useGlobalData();
+#navigation {
+  display: flex;
+  align-items: center;
+  gap: 44px;
+  justify-content: space-between;
 
-const navItems = computed(() => [
-  { text: "首页", icon: "home", link: "/" },
-  { text: "所有文章", icon: "list", link: "/posts" },
-  { text: "搜索文章", icon: "search", link: "/search.html" },
-  { text: "Markdown 示例", icon: "counter_1", link: "/posts/markdown-examples" },
-  { text: "API 示例", icon: "counter_2", link: "/posts/api-examples" },
-]);
+  background-color: var(--md-sys-color-surface-container-low);
 
-function isActive(link: string) {
-  const current = page.value.relativePath.replace(/(\/index)?\.md$/, "");
-  const target = link.replace(/\/$/, "").replace(/\.html$/, "");
-  return current === target.replace(/^\//, "") || (target === "" && current === "index");
+  transition: filter var(--md-sys-motion-duration-extra-long1) var(--md-sys-motion-easing-standard);
+
+  a {
+    cursor: pointer;
+    text-decoration: none;
+  }
+
+  #navigation-fab {
+    display: flex;
+    align-items: center;
+    justify-content: center;
+
+    margin-block-start: 44px;
+    margin-inline: 20px;
+
+    height: 56px;
+    width: 56px;
+
+    color: var(--md-sys-color-on-secondary-container);
+
+    border-radius: var(--md-sys-shape-corner-large);
+
+    background-color: var(--md-sys-color-secondary-container);
+
+    transition: var(--md-sys-motion-duration-medium4) var(--md-sys-motion-easing-standard);
+
+    span {
+      @include mixin.material-symbols();
+
+      height: 24px;
+      width: 24px;
+
+      text-align: center;
+      font-variation-settings: "FILL" 1, "wght" 300;
+
+      transition: var(--md-sys-motion-duration-medium2) var(--md-sys-motion-easing-standard);
+    }
+
+    &:hover span {
+      transition: var(--md-sys-motion-duration-medium2) var(--md-sys-motion-easing-standard);
+
+      font-variation-settings: "FILL" 1, "wght" 600;
+    }
+
+    &:active span {
+      transition: var(--md-sys-motion-duration-medium2) var(--md-sys-motion-easing-standard);
+
+      font-variation-settings: "FILL" 1, "wght" 200;
+    }
+  }
+
+  #navigation-destinations {
+    display: flex;
+    flex-grow: 1;
+
+    padding: 0px;
+
+    transition: var(--md-sys-motion-duration-medium4) var(--md-sys-motion-easing-standard) var(--md-sys-motion-duration-short4);
+
+    .navigation-segment-active {
+      a {
+        display: flex;
+        align-items: center;
+        align-self: stretch;
+        flex-direction: column;
+        gap: 8px;
+
+        width: 100%;
+      }
+
+      .navigation-destination-accent {
+        display: flex;
+        align-items: center;
+        flex: none;
+        justify-content: center;
+
+        margin-top: 4px;
+
+        position: relative;
+
+        width: 56px;
+        height: 32px;
+
+        border-radius: var(--md-sys-shape-corner-extra-large);
+
+        background-color: var(--md-sys-color-secondary-container);
+
+        overflow: hidden;
+
+        .navigation-segment-icon {
+          height: 24px;
+          width: 24px;
+
+          color: var(--md-sys-color-on-secondary-container);
+
+          pointer-events: none;
+          transition: var(--md-sys-motion-duration-medium2) var(--md-sys-motion-easing-standard);
+
+          span {
+            @include mixin.material-symbols();
+
+            font-variation-settings: "FILL" 1, "wght" 300;
+
+            transition: var(--md-sys-motion-duration-medium2) var(--md-sys-motion-easing-standard);
+          }
+        }
+      }
+
+      .navigation-destination-label {
+        @include mixin.typescale-style("label-small");
+
+        margin-bottom: 6px;
+
+        color: var(--md-sys-color-on-surface);
+        text-align: center;
+        text-decoration: none;
+
+        opacity: 1;
+      }
+
+      &:hover {
+        .navigation-destination-accent {
+          .navigation-segment-icon span {
+            font-variation-settings: "FILL" 1, "wght" 500;
+          }
+        }
+      }
+    }
+
+    .navigation-segment-inactive {
+      @extend .navigation-segment-active;
+
+      .navigation-destination-accent {
+        background-color: transparent;
+
+        transition: var(--md-sys-motion-duration-medium2) var(--md-sys-motion-easing-standard);
+
+        .navigation-segment-icon span {
+          font-variation-settings: "FILL" 0, "wght" 300;
+        }
+      }
+
+      .navigation-destination-label {
+        opacity: 0.8;
+      }
+
+      &:hover {
+        .navigation-destination-accent {
+          background-color: var(--md-sys-color-surface-container-high);
+
+          .navigation-segment-icon span {
+            font-variation-settings: "FILL" 0, "wght" 600;
+          }
+        }
+
+        .navigation-destination-label {
+          opacity: 1;
+        }
+      }
+
+      &:active {
+        .navigation-destination-accent {
+          .navigation-segment-icon span {
+            font-variation-settings: "FILL" 0, "wght" 200;
+          }
+        }
+      }
+    }
+  }
+
+  &[spec="bar"] {
+    flex-direction: row;
+
+    bottom: 0px;
+
+    height: 80px;
+    width: 100%;
+
+    overflow-y: hidden;
+    z-index: 5;
+
+    #navigation-Hero,
+    #navigation-fab {
+      display: none;
+    }
+
+    #navigation-destinations {
+      align-items: center;
+      flex-direction: row;
+      justify-content: space-around;
+
+      div[spec="menu"] {
+        display: none !important;
+      }
+
+      .navigation-segment-active {
+        margin: 0px 4px 0px 4px;
+
+        .navigation-destination-accent {
+          height: 32px;
+          width: 64px;
+
+          margin: 0px 0px 4px 0px;
+        }
+
+        .navigation-destination-label {
+          margin: 0px;
+        }
+      }
+
+      .navigation-segment-inactive:hover {
+        .navigation-destination-accent {
+          width: 64px;
+        }
+      }
+    }
+  }
+
+  &[spec="rail"] {
+    flex-direction: column;
+
+    width: 100%;
+    height: 100%;
+
+    overflow-x: hidden;
+    overflow-y: auto;
+    z-index: 3;
+
+    #navigation-destinations {
+      flex-direction: column;
+      justify-content: flex-start;
+
+      width: 100%;
+    }
+  }
 }
-</script>
+</style>
diff --git a/.vitepress/theme/styles/_components/navigation.scss b/.vitepress/theme/styles/_components/navigation.scss
deleted file mode 100644
index c7618b7..0000000
--- a/.vitepress/theme/styles/_components/navigation.scss
+++ /dev/null
@@ -1,239 +0,0 @@
-@use "sass:meta";
-@use "../mixin";
-
-// https://m3.material.io/components/navigation-bar/
-// 页面导航
-
-#navigation {
-  display: flex;
-  align-items: center;
-  justify-content: space-between;
-
-  background-color: var(--md-sys-color-surface-container-low);
-
-  transition: filter var(--md-sys-motion-duration-extra-long1) var(--md-sys-motion-easing-standard);
-
-  a {
-    display: flex;
-    align-items: center;
-    align-self: stretch;
-    flex-direction: column;
-    gap: 8px;
-
-    width: 100%;
-
-    cursor: pointer;
-    text-decoration: none;
-  }
-
-  #navigation-fab {
-    margin: 12px;
-
-    transition: var(--md-sys-motion-duration-medium4) var(--md-sys-motion-easing-standard);
-
-    button {
-      box-shadow: none;
-    }
-  }
-
-  #navigation-destinations {
-    display: flex;
-    flex-grow: 1;
-
-    padding: 0px;
-
-    transition: var(--md-sys-motion-duration-medium4) var(--md-sys-motion-easing-standard) var(--md-sys-motion-duration-short4);
-
-    .navigation-segment-active {
-      .navigation-destination-accent {
-        display: flex;
-        align-items: center;
-        flex: none;
-        justify-content: center;
-
-        margin-top: 4px;
-
-        position: relative;
-
-        width: 56px;
-        height: 32px;
-
-        border-radius: var(--md-sys-shape-corner-extra-large);
-
-        background-color: var(--md-sys-color-secondary-container);
-
-        overflow: hidden;
-
-        .navigation-segment-icon {
-          height: 24px;
-          width: 24px;
-
-          position: absolute;
-
-          color: var(--md-sys-color-on-secondary-container);
-
-          pointer-events: none;
-          transition: var(--md-sys-motion-duration-medium2) var(--md-sys-motion-easing-standard);
-
-          span {
-            @include mixin.material-symbols();
-
-            font-variation-settings: "FILL" 1, "wght" 300, "GRAD" 0, "opsz" 24;
-
-            transition: var(--md-sys-motion-duration-medium2) var(--md-sys-motion-easing-standard);
-
-            &:hover {
-              transition: var(--md-sys-motion-duration-long2) var(--md-sys-motion-easing-standard);
-            }
-          }
-        }
-      }
-
-      .navigation-destination-label {
-        @include mixin.typescale-style("label-small", $font-variation-settings: "wght" 600);
-
-        margin-bottom: 6px;
-
-        color: var(--md-sys-color-on-surface);
-
-        text-decoration: none;
-        text-align: center;
-      }
-
-      &:hover {
-        .navigation-destination-accent {
-          .navigation-segment-icon span {
-            font-variation-settings: "FILL" 1, "wght" 600, "GRAD" 0, "opsz" 24;
-          }
-        }
-      }
-    }
-
-    .navigation-segment-inactive {
-      @extend .navigation-segment-active;
-
-      .navigation-destination-accent {
-        height: 32px;
-        width: 32px;
-
-        background: none;
-
-        transition: var(--md-sys-motion-duration-medium2) var(--md-sys-motion-easing-standard);
-
-        .navigation-segment-icon span {
-          font-variation-settings: "FILL" 0, "wght" 300, "GRAD" 0, "opsz" 24;
-        }
-      }
-
-      .navigation-destination-label {
-        font-variation-settings: "wght" 400;
-      }
-
-      &:hover {
-        .navigation-destination-accent {
-          height: 32px;
-
-          background-color: var(--md-sys-color-surface-variant);
-
-          .navigation-segment-icon span {
-            font-variation-settings: "FILL" 0, "wght" 600, "GRAD" 0, "opsz" 24;
-          }
-        }
-
-        .navigation-destination-label {
-          font-variation-settings: "wght" 600;
-        }
-      }
-
-      &:active {
-        .navigation-destination-accent {
-          .navigation-segment-icon span {
-            font-variation-settings: "FILL" 0, "wght" 200, "GRAD" 0, "opsz" 24;
-          }
-        }
-
-        .navigation-destination-label {
-          font-variation-settings: "wght" 600;
-        }
-      }
-    }
-  }
-
-  &[spec="bar"] {
-    flex-direction: row;
-
-    bottom: 0px;
-
-    height: 80px;
-    width: 100%;
-
-    overflow-y: hidden;
-    z-index: 5;
-
-    #navigation-Hero,
-    #navigation-fab {
-      display: none;
-    }
-
-    #navigation-destinations {
-      align-items: center;
-      flex-direction: row;
-      justify-content: space-around;
-
-      div[spec="menu"] {
-        display: none !important;
-      }
-
-      .navigation-segment-active {
-        margin: 0px 4px 0px 4px;
-
-        .navigation-destination-accent {
-          height: 32px;
-          width: 64px;
-
-          margin: 0px 0px 4px 0px;
-        }
-
-        .navigation-destination-label {
-          margin: 0px;
-        }
-      }
-
-      .navigation-segment-inactive:hover {
-        .navigation-destination-accent {
-          width: 64px;
-        }
-      }
-    }
-  }
-
-  &[spec="rail"] {
-    flex-direction: column;
-
-    width: 100%;
-    height: 100%;
-
-    overflow-x: hidden;
-    overflow-y: auto;
-    z-index: 3;
-
-    #navigation-fab {
-      display: flex;
-      align-items: center;
-      justify-content: center;
-    }
-
-    #navigation-destinations {
-      flex-direction: column;
-      justify-content: center;
-
-      width: 100%;
-
-      .navigation-segment-inactive:hover {
-        .navigation-destination-accent {
-          width: 56px;
-        }
-      }
-    }
-  }
-}