diff --git a/frontend/src/features/search/SearchFiltersPanel.vue b/frontend/src/features/search/SearchFiltersPanel.vue
new file mode 100644
index 0000000..e9b6513
--- /dev/null
+++ b/frontend/src/features/search/SearchFiltersPanel.vue
@@ -0,0 +1,34 @@
+<script setup lang="ts">
+import { useSearchStore } from '@/stores/search'
+
+const searchStore = useSearchStore()
+const modes = [
+  { value: 'hybrid', label: '混合检索' },
+  { value: 'fts', label: '全文检索' },
+  { value: 'vector', label: '向量检索' },
+] as const
+</script>
+
+<template>
+  <div class="sidebar-panel">
+    <p class="subtle">检索模式</p>
+    <div class="sidebar-list mode-list">
+      <button v-for="item in modes" :key="item.value" class="sidebar-list-item"
+        :class="{ active: searchStore.mode === item.value }" @click="searchStore.setMode(item.value)">
+        {{ item.label }}
+      </button>
+    </div>
+    <p class="subtle section-title">最近搜索</p>
+    <div class="sidebar-list">
+      <button v-for="query in searchStore.recentQueries" :key="query" class="sidebar-list-item recent"
+        @click="searchStore.doSearch({ query, mode: searchStore.mode })">{{ query }}</button>
+    </div>
+  </div>
+</template>
+
+<style scoped>
+.mode-list { margin-top: var(--space-sm); }
+.section-title { margin-top: var(--space-xl); }
+.sidebar-list-item { width: 100%; text-align: left; }
+.recent { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--color-text-secondary); }
+</style>
diff --git a/frontend/src/features/search/SearchView.vue b/frontend/src/features/search/SearchView.vue
new file mode 100644
index 0000000..88e28f6
--- /dev/null
+++ b/frontend/src/features/search/SearchView.vue
@@ -0,0 +1,79 @@
+<script setup lang="ts">
+import { ref } from 'vue'
+import { useRouter } from 'vue-router'
+import type { SearchResult } from '@/contracts'
+import { useEditorStore } from '@/stores/editor'
+import { useSearchStore } from '@/stores/search'
+import { useWorkspaceStore } from '@/stores/workspace'
+
+const searchStore = useSearchStore()
+const workspaceStore = useWorkspaceStore()
+const editorStore = useEditorStore()
+const router = useRouter()
+const folder = ref('')
+const tag = ref('')
+
+function submitSearch() {
+  void searchStore.doSearch({
+    query: searchStore.query,
+    mode: searchStore.mode,
+    folder: folder.value || undefined,
+    tag: tag.value || undefined,
+  })
+}
+
+async function openResult(result: SearchResult) {
+  workspaceStore.openFile(result.file_path)
+  await editorStore.loadFile(result.file_path)
+  editorStore.highlightBlock(result.block_id)
+  await router.push('/workspace')
+}
+</script>
+
+<template>
+  <section class="feature-page search-page">
+    <header class="feature-header">
+      <div><h1>搜索知识库</h1><p>在当前 Vault 中进行全文、向量或混合检索。</p></div>
+    </header>
+    <form class="search-form panel" @submit.prevent="submitSearch">
+      <input v-model="searchStore.query" class="input search-input" placeholder="搜索笔记内容、标题或标签" autofocus />
+      <button class="button-primary" :disabled="!searchStore.query.trim() || searchStore.isSearching">
+        {{ searchStore.isSearching ? '搜索中…' : '搜索' }}
+      </button>
+      <div class="form-grid advanced">
+        <div class="field"><label>文件夹范围</label><input v-model="folder" class="input" placeholder="例如 /数据结构" /></div>
+        <div class="field"><label>标签</label><input v-model="tag" class="input" placeholder="例如 算法" /></div>
+      </div>
+    </form>
+    <div v-if="searchStore.error" class="error-banner">{{ searchStore.error }}</div>
+    <div v-if="searchStore.vectorUnavailable" class="notice-banner">向量索引不可用，已保留全文检索能力。</div>
+    <div v-if="searchStore.results.length" class="results-header">
+      <span>找到 {{ searchStore.total }} 条结果</span><span class="badge info">{{ searchStore.mode }}</span>
+    </div>
+    <div v-if="searchStore.results.length" class="result-list">
+      <article v-for="result in searchStore.results" :key="`${result.note_id}:${result.block_id}`"
+        class="item-card result-card" @click="openResult(result)">
+        <div class="result-title"><strong>{{ result.note_title }}</strong><span class="badge">{{ result.match_type }}</span></div>
+        <p class="subtle">{{ result.file_path }} · {{ result.heading_path }}</p>
+        <p class="snippet">{{ result.snippet }}</p>
+        <div class="result-meta"><span>相关度 {{ Math.round(result.score * 100) }}%</span><span>点击定位原文 →</span></div>
+      </article>
+    </div>
+    <div v-else-if="!searchStore.isSearching" class="empty-state">
+      <div><strong>{{ searchStore.query ? '没有找到匹配内容' : '从你的知识库开始搜索' }}</strong><p>可切换检索模式或缩小文件夹、标签范围。</p></div>
+    </div>
+  </section>
+</template>
+
+<style scoped>
+.search-form { display: grid; grid-template-columns: 1fr auto; gap: var(--space-md); margin-bottom: var(--space-lg); }
+.search-input { height: 44px; font-size: var(--font-size-lg); }
+.advanced { grid-column: 1 / -1; }
+.results-header, .result-title, .result-meta { display: flex; align-items: center; justify-content: space-between; gap: var(--space-md); }
+.results-header { margin: var(--space-xl) 0 var(--space-md); color: var(--color-text-secondary); }
+.result-list { display: grid; gap: var(--space-md); }
+.result-card { cursor: pointer; }
+.snippet { margin: var(--space-md) 0; line-height: var(--line-height-relaxed); }
+.result-meta { color: var(--color-text-tertiary); font-size: var(--font-size-xs); }
+@media (max-width: 700px) { .search-form { grid-template-columns: 1fr; } .advanced { grid-column: auto; } }
+</style>
diff --git a/frontend/src/main.ts b/frontend/src/main.ts
index 151c644..1319b00 100644
--- a/frontend/src/main.ts
+++ b/frontend/src/main.ts
@@ -3,6 +3,7 @@ import { createPinia } from 'pinia'
 import App from './App.vue'
 import router from './router'
 import './styles/tokens.css'
+import './styles/features.css'
 import { useThemeStore } from './stores/theme'
 
 const app = createApp(App)
diff --git a/frontend/src/styles/features.css b/frontend/src/styles/features.css
new file mode 100644
index 0000000..10ea4b9
--- /dev/null
+++ b/frontend/src/styles/features.css
@@ -0,0 +1,108 @@
+.feature-page {
+  height: 100%;
+  overflow: auto;
+  padding: var(--space-2xl);
+  background: var(--color-background-primary);
+  user-select: text;
+}
+
+.feature-header {
+  display: flex;
+  align-items: flex-start;
+  justify-content: space-between;
+  gap: var(--space-lg);
+  margin-bottom: var(--space-xl);
+}
+
+.feature-header h1 { font-size: var(--font-size-3xl); line-height: 1.2; }
+.feature-header p { margin-top: var(--space-xs); color: var(--color-text-secondary); }
+.feature-actions, .inline-actions { display: flex; align-items: center; flex-wrap: wrap; gap: var(--space-sm); }
+.feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: var(--space-lg); }
+.split-view { display: grid; grid-template-columns: minmax(260px, .8fr) minmax(360px, 1.7fr); gap: var(--space-lg); min-height: 0; }
+
+.panel, .item-card {
+  border: 1px solid var(--color-border-default);
+  border-radius: var(--radius-lg);
+  background: var(--color-surface-primary);
+  box-shadow: var(--shadow-sm);
+}
+
+.panel { padding: var(--space-xl); }
+.item-card { padding: var(--space-lg); transition: border-color var(--motion-fast), transform var(--motion-fast); }
+.item-card:hover { border-color: var(--color-accent-secondary); }
+.item-card.selected { border-color: var(--color-accent-primary); box-shadow: 0 0 0 2px var(--color-accent-soft); }
+.panel-title { margin-bottom: var(--space-md); font-size: var(--font-size-xl); }
+.muted { color: var(--color-text-secondary); }
+.subtle { color: var(--color-text-tertiary); font-size: var(--font-size-sm); }
+
+.button-primary, .button-secondary, .button-danger, .icon-button {
+  min-height: 34px;
+  padding: 0 var(--space-md);
+  border: 1px solid transparent;
+  border-radius: var(--radius-md);
+  font-weight: 600;
+}
+
+.button-primary { background: var(--color-accent-primary); color: var(--color-text-inverse); }
+.button-primary:hover { background: var(--color-accent-primary-hover); }
+.button-secondary { border-color: var(--color-border-default); background: var(--color-surface-primary); }
+.button-secondary:hover, .icon-button:hover { background: var(--color-background-hover); }
+.button-danger { background: var(--color-error-soft); color: var(--color-error); }
+button:disabled { cursor: not-allowed; opacity: .55; }
+
+.field { display: grid; gap: var(--space-xs); }
+.field label { color: var(--color-text-secondary); font-size: var(--font-size-sm); font-weight: 600; }
+.input, .select, .textarea {
+  width: 100%;
+  border: 1px solid var(--color-border-default);
+  border-radius: var(--radius-md);
+  outline: none;
+  background: var(--color-background-primary);
+  color: var(--color-text-primary);
+}
+.input, .select { height: 36px; padding: 0 var(--space-md); }
+.textarea { min-height: 100px; padding: var(--space-md); resize: vertical; }
+.input:focus, .select:focus, .textarea:focus { border-color: var(--color-border-focus); box-shadow: 0 0 0 2px var(--color-accent-soft); }
+.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: var(--space-md); }
+
+.badge {
+  display: inline-flex;
+  align-items: center;
+  min-height: 22px;
+  padding: 0 var(--space-sm);
+  border-radius: var(--radius-full);
+  background: var(--color-background-tertiary);
+  color: var(--color-text-secondary);
+  font-size: var(--font-size-xs);
+  font-weight: 600;
+}
+.badge.success { background: var(--color-success-soft); color: var(--color-success); }
+.badge.warning { background: var(--color-warning-soft); color: var(--color-warning); }
+.badge.error { background: var(--color-error-soft); color: var(--color-error); }
+.badge.info { background: var(--color-info-soft); color: var(--color-info); }
+.tag-list { display: flex; flex-wrap: wrap; gap: var(--space-xs); }
+
+.empty-state { display: grid; place-items: center; min-height: 220px; padding: var(--space-2xl); text-align: center; color: var(--color-text-secondary); }
+.empty-state strong { display: block; margin-bottom: var(--space-xs); color: var(--color-text-primary); font-size: var(--font-size-xl); }
+.error-banner { margin-bottom: var(--space-lg); padding: var(--space-md); border-radius: var(--radius-md); background: var(--color-error-soft); color: var(--color-error); }
+.notice-banner { margin-bottom: var(--space-lg); padding: var(--space-md); border-radius: var(--radius-md); background: var(--color-info-soft); color: var(--color-info); }
+
+.sidebar-panel { padding: var(--space-md); }
+.sidebar-panel .input, .sidebar-panel .select { margin-bottom: var(--space-sm); }
+.sidebar-list { display: grid; gap: var(--space-xs); }
+.sidebar-list-item { padding: var(--space-sm); border-radius: var(--radius-md); cursor: pointer; }
+.sidebar-list-item:hover, .sidebar-list-item.active { background: var(--color-background-hover); }
+
+.modal-backdrop { position: fixed; inset: 0; z-index: var(--z-modal); display: grid; place-items: center; padding: var(--space-xl); background: var(--color-background-overlay); }
+.modal { width: min(560px, 100%); max-height: 85vh; overflow: auto; padding: var(--space-xl); border-radius: var(--radius-lg); background: var(--color-surface-elevated); box-shadow: var(--shadow-xl); }
+.modal h2 { margin-bottom: var(--space-lg); }
+.modal form { display: grid; gap: var(--space-md); }
+
+.settings-nav { display: flex; flex-wrap: wrap; gap: var(--space-xs); margin-bottom: var(--space-xl); border-bottom: 1px solid var(--color-border-default); }
+.settings-nav button { padding: var(--space-sm) var(--space-md); border-bottom: 2px solid transparent; color: var(--color-text-secondary); }
+.settings-nav button.active { border-color: var(--color-accent-primary); color: var(--color-accent-primary); }
+
+@media (max-width: 900px) {
+  .feature-page { padding: var(--space-lg); }
+  .split-view { grid-template-columns: 1fr; }
+}