diff --git a/frontend/src/MvpPanel.vue b/frontend/src/MvpPanel.vue
index 6cfb60c..5b0bd15 100644
--- a/frontend/src/MvpPanel.vue
+++ b/frontend/src/MvpPanel.vue
@@ -28,7 +28,10 @@ const todayKey = ref(dateKey(new Date()))
 const habitSwipeStart = ref<{ id: string; x: number; y: number } | null>(null)
 const habitPointerStart = ref<{ id: string; x: number; y: number } | null>(null)
 const habitSwipeOffsets = ref<Record<string, number>>({})
+const hideCompletedHabits = ref(false)
 const todayHabits = computed(() => habits.value.filter((item) => isHabitScheduledToday(item, todayKey.value)))
+const visibleTodayHabits = computed(() => hideCompletedHabits.value ? todayHabits.value.filter((item) => !isDone(item, todayKey.value)) : todayHabits.value)
+const visibleHabits = computed(() => hideCompletedHabits.value ? habits.value.filter((item) => !isDone(item, todayKey.value)) : habits.value)
 let dayRolloverTimer: ReturnType<typeof setInterval> | undefined
 
 function formatErrorMessage(detail: unknown): string {
@@ -297,18 +300,19 @@ onBeforeUnmount(() => {
     <template v-if="view === 'habits' || view === 'today-habits'">
       <header v-if="view === 'habits'" class="view-intro">
         <div><small>把想坚持的事，变成每天的日常</small><h2>习惯</h2></div>
-        <button class="soft-button" @click="loadHabits"><RefreshCw />刷新</button>
+        <div class="habit-toolbar"><label><input v-model="hideCompletedHabits" type="checkbox"> 隐藏已完成</label><button class="soft-button" @click="loadHabits"><RefreshCw />刷新</button></div>
       </header>
 
       <!-- 今日习惯：只展示“今天该做”的习惯，复用正式习惯行样式 -->
       <div v-if="view === 'today-habits' && !busy" class="habit-list today-habit-list">
-        <article v-for="h in todayHabits" :key="h.id" class="habit-row swipeable" :class="{ done: isDone(h, todayKey), ready: Math.abs(habitSwipeOffsets[h.id] ?? 0) >= 64 }" :style="{ '--swipe-x': `${habitSwipeOffsets[h.id] ?? 0}px` }" @pointerdown="startHabitPointer(h, $event)" @pointermove="moveHabitPointer(h, $event)" @pointerup="finishHabitPointer(h, $event)" @pointercancel="cancelHabitPointer(h)" @touchstart.passive="startHabitSwipe(h, $event)" @touchmove.passive="moveHabitSwipe(h, $event)" @touchend="finishHabitSwipe(h, $event)" @touchcancel="cancelHabitSwipe(h)">
+        <div class="habit-toolbar habit-toolbar-today"><label><input v-model="hideCompletedHabits" type="checkbox"> 隐藏已完成</label></div>
+        <article v-for="h in visibleTodayHabits" :key="h.id" class="habit-row swipeable" :class="{ done: isDone(h, todayKey), ready: Math.abs(habitSwipeOffsets[h.id] ?? 0) >= 64 }" :style="{ '--swipe-x': `${habitSwipeOffsets[h.id] ?? 0}px` }" @pointerdown="startHabitPointer(h, $event)" @pointermove="moveHabitPointer(h, $event)" @pointerup="finishHabitPointer(h, $event)" @pointercancel="cancelHabitPointer(h)" @touchstart.passive="startHabitSwipe(h, $event)" @touchmove.passive="moveHabitSwipe(h, $event)" @touchend="finishHabitSwipe(h, $event)" @touchcancel="cancelHabitSwipe(h)">
           <button class="task-check habit-check" :aria-label="isDone(h, todayKey) ? `减少${h.name}一次` : `完成${h.name}一次`" :aria-pressed="isDone(h, todayKey)" @click.stop="toggleHabitFromButton(h)"><span class="task-check-mark"><Check v-if="isDone(h, todayKey)" /></span></button>
           <div class="habit-main">
             <span><span class="habit-name">{{ h.name }}</span><small v-if="habitProgressText(h)">{{ habitProgressText(h) }}</small></span>
           </div>
         </article>
-        <div v-if="!todayHabits.length" class="empty-panel">今天没有安排习惯，轻松一下吧。</div>
+        <div v-if="!visibleTodayHabits.length" class="empty-panel">{{ hideCompletedHabits && todayHabits.length ? '已完成的习惯已隐藏。' : '今天没有安排习惯，轻松一下吧。' }}</div>
       </div>
       <div v-else-if="view === 'today-habits' && busy" class="empty-panel">加载中…</div>
 
@@ -327,7 +331,7 @@ onBeforeUnmount(() => {
 
       <!-- 习惯列表支持整行滑动记录。 -->
       <div v-if="view === 'habits'" class="habit-list">
-        <article v-for="h in habits" :key="h.id" class="habit-row swipeable" :class="{ done: isDone(h, todayKey), ready: Math.abs(habitSwipeOffsets[h.id] ?? 0) >= 64 }" :style="{ '--swipe-x': `${habitSwipeOffsets[h.id] ?? 0}px` }" @pointerdown="startHabitPointer(h, $event)" @pointermove="moveHabitPointer(h, $event)" @pointerup="finishHabitPointer(h, $event)" @pointercancel="cancelHabitPointer(h)" @touchstart.passive="startHabitSwipe(h, $event)" @touchmove.passive="moveHabitSwipe(h, $event)" @touchend="finishHabitSwipe(h, $event)" @touchcancel="cancelHabitSwipe(h)">
+        <article v-for="h in visibleHabits" :key="h.id" class="habit-row swipeable" :class="{ done: isDone(h, todayKey), ready: Math.abs(habitSwipeOffsets[h.id] ?? 0) >= 64 }" :style="{ '--swipe-x': `${habitSwipeOffsets[h.id] ?? 0}px` }" @pointerdown="startHabitPointer(h, $event)" @pointermove="moveHabitPointer(h, $event)" @pointerup="finishHabitPointer(h, $event)" @pointercancel="cancelHabitPointer(h)" @touchstart.passive="startHabitSwipe(h, $event)" @touchmove.passive="moveHabitSwipe(h, $event)" @touchend="finishHabitSwipe(h, $event)" @touchcancel="cancelHabitSwipe(h)">
           <button class="task-check habit-check" :aria-label="isDone(h, todayKey) ? `减少${h.name}一次` : `完成${h.name}一次`" :aria-pressed="isDone(h, todayKey)" @click.stop="toggleHabitFromButton(h)"><span class="task-check-mark"><Check v-if="isDone(h, todayKey)" /></span></button>
           <div class="habit-main">
             <span><span class="habit-name">{{ h.name }}</span><small v-if="habitProgressText(h)">{{ habitProgressText(h) }}</small></span>
diff --git a/frontend/src/style.css b/frontend/src/style.css
index 3365f2d..8509782 100644
--- a/frontend/src/style.css
+++ b/frontend/src/style.css
@@ -11,7 +11,7 @@ main{min-width:0;padding:27px 34px 50px;overflow:auto;background:linear-gradient
 @media(max-width:930px){.shell{height:100dvh;display:block;overflow:auto}.sidebar{position:fixed;z-index:50;display:flex;top:0;bottom:0;transition:transform .22s ease;box-shadow:var(--shadow);left:0;width:min(300px,86vw);transform:translateX(-105%)}.sidebar.open{transform:none}.detail{position:fixed;z-index:40;display:block;left:0;right:0;top:auto;bottom:0;width:100%;max-height:min(88dvh,760px);overflow:auto;background:#fffdf8;border:1px solid var(--line);border-bottom:0;border-radius:22px 22px 0 0;box-shadow:0 -14px 38px rgba(56,40,24,.2);transform:translateY(105%);transition:transform .22s ease;padding-bottom:max(16px,env(safe-area-inset-bottom))}.detail.open{transform:none}.detail-head{position:sticky;z-index:2;top:0;height:62px;background:#fffdf8;border-bottom:1px solid var(--line);padding:0 18px}.detail-head .icon{display:grid;width:42px;height:42px;background:var(--accent-soft);color:var(--accent);border-radius:50%}.detail-form{padding:18px}.detail-title textarea{font-size:21px}.more-mask{position:fixed;z-index:45;inset:0;background:rgba(45,38,31,.32);display:flex;align-items:flex-end}.more-sheet{width:100%;background:#fffdf8;border-radius:22px 22px 0 0;padding:14px 16px max(22px,env(safe-area-inset-bottom));display:grid;gap:6px}.more-sheet-head{display:flex;align-items:center;justify-content:space-between;padding:2px 4px 8px}.more-sheet>button{display:flex;align-items:center;gap:12px;border:0;background:#fff;padding:13px;border-radius:12px;text-align:left}.scrim{position:fixed;z-index:35;inset:0;background:rgba(45,38,31,.32);display:block}.mobile-only{display:grid}main{min-height:100dvh;padding:20px 17px 112px}.topbar h1{font-size:24px;margin:0 0 17px}.search{width:auto;margin-bottom:13px;padding:8px}.search input{width:90px}.search kbd{display:none}.row-actions{position:static;opacity:1;pointer-events:auto}.row-actions button{padding:7px;min-height:34px}.list-row{padding:6px 4px}.archived-row{padding:9px 7px;border:1px dashed #e0cfae;border-radius:8px;color:#8a6d3b;background:#fbf3e2}.archived-row .list-row-main{padding-left:14px}.archived-row .list-row-main>svg{color:#c9a45c}.bottom{display:flex;position:fixed;z-index:15;left:0;right:0;bottom:0;justify-content:space-around;background:rgba(255,253,248,.96);border-top:1px solid var(--line);padding:8px 5px max(8px,env(safe-area-inset-bottom));box-shadow:0 -5px 18px rgba(79,59,34,.06)}.bottom button{min-height:44px;min-width:60px;border:0;background:transparent;color:#81786d;display:grid;place-items:center;gap:2px;font-size:10px}.bottom button.active{color:var(--accent);font-weight:700}.bottom svg{width:20px}.toast,.error-toast{bottom:142px}.task-row{padding-inline:2px}.subtask{padding-left:35px}.ghost{opacity:.45}}
 .mvp-view{display:grid;gap:16px;padding-bottom:36px}.view-intro{display:flex;align-items:end;justify-content:space-between;border-bottom:1px dashed var(--line);padding-bottom:12px}.view-intro h2{margin:2px 0 0;font-size:22px}.view-intro small,.view-intro>span{color:var(--muted);font-size:12px}.tool-card,.empty-panel{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px;box-shadow:0 3px 14px rgba(81,61,38,.05)}.soft-button,.primary-small,.danger-button,.file-button{min-height:44px;display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--line);background:#fff;border-radius:8px;padding:8px 11px;font-size:12px}.soft-button svg,.file-button svg{width:15px}.primary-small{background:var(--accent);border-color:var(--accent);color:#fff}.danger-button{color:var(--danger);border-color:#e5b7ad}.habit-list{display:grid;gap:10px}.tool-card h3{margin:0 0 4px}
 
-.habit-row{border-left:0;--swipe-x:0px;display:flex;align-items:center;gap:8px;background:#fff;border-top:1px solid var(--line);border-right:1px solid var(--line);border-bottom:1px solid var(--line);border-radius:14px;padding:5px 5px 5px 12px;box-shadow:0 3px 14px rgba(81,61,38,.05);transition:border-color .15s,box-shadow .15s,transform .18s ease;position:relative;overflow:hidden;isolation:isolate}
+.habit-row{border:0;--swipe-x:0px;display:flex;align-items:center;gap:8px;background:#fff;border-radius:14px;padding:5px 5px 5px 12px;box-shadow:0 0 0 1px rgba(231,221,204,.72),0 3px 14px rgba(81,61,38,.05);transition:box-shadow .15s,transform .18s ease;position:relative;overflow:hidden;isolation:isolate}
 .habit-row.done{background:#fffaf5}
 .habit-row.swipeable{touch-action:pan-y;transform:translateX(var(--swipe-x))}
 .habit-row.swipeable:not([style*="0px"]){transition:none}
@@ -23,7 +23,7 @@ main{min-width:0;padding:27px 34px 50px;overflow:auto;background:linear-gradient
 .habit-row .icon.ghost:hover{color:var(--danger)}
 .numeric-habit>span:first-child{display:grid;gap:3px}.numeric-habit small{font-size:11px;color:var(--muted)}
 .numeric-action{display:flex;gap:6px;align-items:center}.numeric-action input{width:74px;border:1px solid var(--line);border-radius:8px;padding:7px;background:#fff}.numeric-action .soft-button{min-height:44px;padding:9px 12px}
-.habit-row>.icon.ghost{width:44px;height:44px;flex:0 0 44px}.habit-check{margin-left:-4px}.habit-row.done .habit-check .task-check-mark{background:#71856b;border-color:#71856b;color:#fff}
+.habit-row>.icon.ghost{width:44px;height:44px;flex:0 0 44px}.habit-check{margin-left:-4px}.habit-row.done .habit-check .task-check-mark{background:#71856b;border-color:#71856b;color:#fff}.habit-toolbar{display:flex;align-items:center;gap:12px;justify-content:flex-end;color:var(--muted);font-size:12px}.habit-toolbar label{display:inline-flex;align-items:center;gap:6px}.habit-toolbar input{margin:0}.habit-toolbar-today{justify-content:flex-start;margin:0 0 2px 2px}
 .empty-panel{text-align:center;color:var(--muted)}
 .settings-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.tool-card{display:flex;flex-direction:column;align-items:flex-start;gap:10px}.tool-card>svg{color:var(--accent);width:25px;height:25px}.tool-card p{margin:0;color:var(--muted);font-size:13px}.tool-card.wide{grid-column:1/-1}.file-button input{display:none}.tool-card pre{width:100%;max-height:180px;overflow:auto;background:#f8f3e8;padding:10px;border-radius:8px;font-size:10px}.session-row,.audit-row{width:100%;display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);padding:9px 0}.session-row span{display:grid}.session-row small,.audit-row small{color:var(--muted);font-size:11px}.inline-error{padding:9px;border-radius:8px;color:var(--danger);background:#fff0ed}.settings.active{background:var(--accent-soft);color:#b7421e;font-weight:700}
 @media(max-width:800px){.settings-grid{grid-template-columns:1fr}.tool-card.wide{grid-column:auto}.habit-row{padding:5px 4px 5px 8px}.habit-main{padding:10px 2px}.numeric-action input{width:62px}}
diff --git a/frontend/src/style.test.ts b/frontend/src/style.test.ts
index d1a7ae3..0d8b9ea 100644
--- a/frontend/src/style.test.ts
+++ b/frontend/src/style.test.ts
@@ -85,9 +85,27 @@ describe('task and habit row decoration', () => {
     expect(toggleBlock).not.toContain('await loadHabits()')
   })
 
-  it('does not draw a left border on task or habit rows', () => {
+  it('can hide completed habits in both Today and full habit views', () => {
+    expect(mvpPanel).toContain('const hideCompletedHabits = ref(false)')
+    expect(mvpPanel).toContain('const visibleTodayHabits = computed')
+    expect(mvpPanel).toContain('const visibleHabits = computed')
+    expect(mvpPanel).toContain('v-model="hideCompletedHabits"')
+    expect(mvpPanel).toContain('隐藏已完成')
+    expect(mvpPanel).toContain('v-for="h in visibleTodayHabits"')
+    expect(mvpPanel).toContain('v-for="h in visibleHabits"')
+    expect(css).toContain('.habit-toolbar{')
+  })
+
+  it('keeps habit cards borderless so the rounded left edge has no visual gap', () => {
+    expect(css).toMatch(/\.habit-row\{border:0;/)
+    expect(css).not.toMatch(/\.habit-row\{[^}]*border-top:/)
+    expect(css).not.toMatch(/\.habit-row\{[^}]*border-right:/)
+    expect(css).not.toMatch(/\.habit-row\{[^}]*border-bottom:/)
+  })
+
+  it('keeps task rows borderless on the left and habit rows fully borderless', () => {
     expect(css).toContain('.task-row{border-left:0;')
-    expect(css).toContain('.habit-row{border-left:0;')
+    expect(css).toContain('.habit-row{border:0;')
   })
 })