diff --git a/src/components/common/SmoothTrendCanvas.vue b/src/components/common/SmoothTrendCanvas.vue
index 7433ade..9fb7cde 100644
--- a/src/components/common/SmoothTrendCanvas.vue
+++ b/src/components/common/SmoothTrendCanvas.vue
@@ -2,7 +2,7 @@
   <div class="relative overflow-visible rounded-[30px] border" :class="panelClass">
     <canvas
       ref="canvasRef"
-      class="block h-80 min-h-80 w-full touch-none select-none md:h-72 md:min-h-72"
+      class="block h-72 min-h-72 w-full touch-pan-y select-none sm:h-80 sm:min-h-80 md:h-72 md:min-h-72"
       @wheel.prevent="handleWheel"
       @pointerdown="handlePointerDown"
       @pointermove="handlePointerMove"
@@ -44,8 +44,11 @@ const emit = defineEmits<{
 }>()
 
 type DragState = {
+  startX: number
   lastX: number
   time: number
+  pointerType: string
+  moved: boolean
 }
 
 type TooltipState = {
@@ -381,36 +384,67 @@ const handleWheel = (event: WheelEvent) => {
   zoom(event.deltaY > 0 ? 1.16 : 0.86, rect ? (event.clientX - rect.left) / rect.width : 0.5)
 }
 
+const setHoverFromClientX = (clientX: number) => {
+  const rect = canvasRef.value?.getBoundingClientRect()
+  if (!rect) return
+  hoverX.value = clamp(clientX - rect.left, 0, rect.width)
+  scheduleDraw()
+}
+
 const handlePointerDown = (event: PointerEvent) => {
   canvasRef.value?.setPointerCapture(event.pointerId)
   cancelInertia()
   velocity.value = 0
-  drag.value = { lastX: event.clientX, time: event.timeStamp || performance.now() }
+  setHoverFromClientX(event.clientX)
+  drag.value = {
+    startX: event.clientX,
+    lastX: event.clientX,
+    time: event.timeStamp || performance.now(),
+    pointerType: event.pointerType,
+    moved: false
+  }
 }
 
 const handlePointerMove = (event: PointerEvent) => {
   const rect = canvasRef.value?.getBoundingClientRect()
-  const pointerEvents = event.getCoalescedEvents?.() || [event]
+  const coalescedEvents = event.getCoalescedEvents?.() || []
+  const pointerEvents = coalescedEvents.length ? coalescedEvents : [event]
   const latestEvent = pointerEvents[pointerEvents.length - 1] || event
   if (rect) hoverX.value = latestEvent.clientX - rect.left
   if (!drag.value) {
     scheduleDraw()
     return
   }
+
+  if (drag.value.pointerType === 'touch') {
+    scheduleDraw()
+    return
+  }
+
+  const totalDistance = Math.abs(latestEvent.clientX - drag.value.startX)
+  const threshold = 3
+  if (!drag.value.moved && totalDistance < threshold) {
+    scheduleDraw()
+    return
+  }
+  drag.value.moved = true
+
   pointerEvents.forEach((pointerEvent) => {
     const now = pointerEvent.timeStamp || performance.now()
     const deltaX = pointerEvent.clientX - drag.value!.lastX
     const deltaTime = Math.max(1, now - drag.value!.time)
     velocity.value = deltaX / deltaTime
     pan(deltaX)
-    drag.value = { lastX: pointerEvent.clientX, time: now }
+    drag.value = { ...drag.value!, lastX: pointerEvent.clientX, time: now, moved: true }
   })
 }
 
 const handlePointerUp = () => {
+  const shouldInertia = Boolean(drag.value?.moved)
   drag.value = null
   cancelInertia()
-  inertiaRafId.value = window.requestAnimationFrame(applyInertia)
+  if (shouldInertia) inertiaRafId.value = window.requestAnimationFrame(applyInertia)
+  else scheduleDraw()
 }
 
 const handlePointerCancel = () => {
diff --git a/src/views/manage/DashboardView.vue b/src/views/manage/DashboardView.vue
index e15b16f..bc68f8a 100644
--- a/src/views/manage/DashboardView.vue
+++ b/src/views/manage/DashboardView.vue
@@ -80,10 +80,10 @@
 
     <div v-if="dashboardData.hasExtendedStats" class="mt-6 grid grid-cols-1 gap-6 2xl:grid-cols-3">
       <section
-        class="theme-2026-card theme-2026-card-hover rounded-[30px] p-5 shadow-md transition-all duration-200 hover:-translate-y-0.5 hover:shadow-lg 2xl:col-span-2"
+        class="theme-2026-card theme-2026-card-hover rounded-[24px] p-4 shadow-md transition-all duration-200 hover:-translate-y-0.5 hover:shadow-lg sm:rounded-[30px] sm:p-5 2xl:col-span-2"
         :class="[panelClass, cardHoverClass]"
       >
-        <div class="mb-5 flex items-center justify-between">
+        <div class="mb-4 flex items-center justify-between sm:mb-5">
           <div>
             <h3 class="text-lg font-semibold" :class="[primaryTextClass]">
               {{ t('admin.dashboard.fileHealth') }}
@@ -98,7 +98,7 @@
           />
         </div>
 
-        <div class="grid grid-cols-1 gap-4 md:grid-cols-3">
+        <div class="grid grid-cols-3 gap-2 sm:gap-4">
           <MetricProgress
             :label="t('admin.dashboard.activeFileRatio')"
             :value="dashboardData.activeRatio"
@@ -119,24 +119,24 @@
           />
         </div>
 
-        <div class="mt-6 grid grid-cols-1 gap-3 sm:grid-cols-2 xl:grid-cols-3 2xl:grid-cols-5">
+        <div class="mt-4 grid grid-cols-2 gap-2 sm:mt-6 sm:gap-3 xl:grid-cols-3 2xl:grid-cols-5">
           <button
             v-for="action in healthActions"
             :key="action.key"
             type="button"
-            class="theme-2026-card-hover group flex min-h-24 flex-col justify-between rounded-[24px] border p-4 text-left shadow-sm transition-all duration-200 hover:-translate-y-0.5 hover:shadow-md sm:rounded-[30px]"
+            class="theme-2026-card-hover group flex min-h-20 flex-col justify-between rounded-[20px] border p-3 text-left shadow-sm transition-all duration-200 hover:-translate-y-0.5 hover:shadow-md sm:min-h-24 sm:rounded-[30px] sm:p-4"
             :class="getHealthActionClass(action.tone)"
             @click="openHealthQueue(action.health)"
           >
             <span class="flex items-start justify-between gap-3">
               <span>
-                <span class="block text-2xl font-semibold">{{ action.count }}</span>
+                <span class="block text-xl font-semibold sm:text-2xl">{{ action.count }}</span>
                 <span class="mt-1 block text-sm font-medium">{{ action.label }}</span>
               </span>
               <component :is="getHealthActionIcon(action.tone)" class="h-5 w-5 shrink-0" />
             </span>
-            <span class="mt-3 flex items-center justify-between gap-2 text-xs">
-              <span class="line-clamp-2">{{ action.description }}</span>
+            <span class="mt-2 flex items-center justify-between gap-2 text-xs sm:mt-3">
+              <span class="hidden line-clamp-2 sm:block">{{ action.description }}</span>
               <ArrowRightIcon
                 class="h-4 w-4 shrink-0 transition-transform group-hover:translate-x-0.5"
               />
@@ -144,9 +144,9 @@
           </button>
         </div>
 
-        <div class="mt-6 grid grid-cols-1 gap-4 md:grid-cols-2">
+        <div class="mt-4 grid grid-cols-2 gap-2 sm:mt-6 sm:gap-4">
           <div
-            class="theme-2026-card-hover rounded-[30px] border p-4 shadow-md transition-all duration-200 hover:-translate-y-0.5 hover:shadow-lg"
+            class="theme-2026-card-hover rounded-[20px] border p-3 shadow-sm transition-all duration-200 hover:-translate-y-0.5 hover:shadow-md sm:rounded-[30px] sm:p-4 sm:shadow-md"
             :class="[subtlePanelClass, cardHoverClass]"
           >
             <p class="text-sm" :class="[mutedTextClass]">
@@ -163,7 +163,7 @@
           </div>
 
           <div
-            class="theme-2026-card-hover rounded-[30px] border p-4 shadow-md transition-all duration-200 hover:-translate-y-0.5 hover:shadow-lg"
+            class="theme-2026-card-hover rounded-[20px] border p-3 shadow-sm transition-all duration-200 hover:-translate-y-0.5 hover:shadow-md sm:rounded-[30px] sm:p-4 sm:shadow-md"
             :class="[subtlePanelClass, cardHoverClass]"
           >
             <p class="text-sm" :class="[mutedTextClass]">
@@ -182,7 +182,7 @@
       </section>
 
       <section
-        class="theme-2026-card theme-2026-card-hover rounded-[30px] p-5 shadow-md transition-all duration-200 hover:-translate-y-0.5 hover:shadow-lg"
+        class="theme-2026-card theme-2026-card-hover rounded-[24px] p-4 shadow-md transition-all duration-200 hover:-translate-y-0.5 hover:shadow-lg sm:rounded-[30px] sm:p-5"
         :class="[panelClass, cardHoverClass]"
       >
         <div class="mb-5">
@@ -230,7 +230,7 @@
 
     <div class="mt-6 grid grid-cols-1 gap-6 xl:grid-cols-2">
       <section
-        class="theme-2026-card theme-2026-card-hover rounded-[30px] p-5 shadow-md transition-all duration-200 hover:-translate-y-0.5 hover:shadow-lg"
+        class="theme-2026-card theme-2026-card-hover rounded-[24px] p-4 shadow-md transition-all duration-200 hover:-translate-y-0.5 hover:shadow-lg sm:rounded-[30px] sm:p-5"
         :class="[panelClass, cardHoverClass]"
       >
         <div class="mb-5 flex flex-col gap-4 lg:flex-row lg:items-start lg:justify-between">
@@ -239,6 +239,7 @@
             <p class="text-sm" :class="[mutedTextClass]">
               {{ analyticsSummaryText }}
             </p>
+            <p class="mt-1 text-xs sm:hidden" :class="[mutedTextClass]">轻触或滑动查看数据，使用下方按钮调整范围</p>
           </div>
           <div class="w-full max-w-full space-y-3 lg:w-auto">
             <div class="flex flex-col gap-2 sm:flex-row sm:items-center">
@@ -309,7 +310,7 @@
       </section>
 
       <section
-        class="theme-2026-card theme-2026-card-hover rounded-[30px] p-5 shadow-md transition-all duration-200 hover:-translate-y-0.5 hover:shadow-lg"
+        class="theme-2026-card theme-2026-card-hover rounded-[24px] p-4 shadow-md transition-all duration-200 hover:-translate-y-0.5 hover:shadow-lg sm:rounded-[30px] sm:p-5"
         :class="[panelClass, cardHoverClass]"
       >
         <div class="mb-5 flex items-center justify-between">
@@ -631,12 +632,12 @@ const MetricProgress = defineComponent({
         'div',
         {
           class:
-            'theme-2026-card-hover rounded-[30px] border border-[#d4e0e3] bg-[#f6faf9] p-4 shadow-md transition-all duration-200 hover:-translate-y-0.5 hover:border-[#8fb2bf] hover:shadow-lg hover:shadow-[#a9bdc2]/60 dark:border-[#40545c] dark:bg-[#17252c]/50 dark:hover:border-[#7199a8] dark:hover:bg-[#263941] dark:hover:shadow-black/25'
+            'theme-2026-card-hover rounded-[18px] border border-[#d4e0e3] bg-[#f6faf9] p-2.5 shadow-sm transition-all duration-200 hover:-translate-y-0.5 hover:border-[#8fb2bf] hover:shadow-md sm:rounded-[30px] sm:p-4 sm:shadow-md dark:border-[#40545c] dark:bg-[#17252c]/50 dark:hover:border-[#7199a8] dark:hover:bg-[#263941] dark:hover:shadow-black/25'
         },
         [
-          h('div', { class: 'mb-2 flex items-center justify-between text-sm' }, [
-            h('span', { class: 'text-gray-500 dark:text-gray-400' }, props.label),
-            h('span', { class: 'font-medium text-gray-900 dark:text-white' }, `${props.value}%`)
+          h('div', { class: 'mb-2 flex flex-col gap-0.5 text-xs sm:flex-row sm:items-center sm:justify-between sm:text-sm' }, [
+            h('span', { class: 'line-clamp-1 text-gray-500 dark:text-gray-400' }, props.label),
+            h('span', { class: 'font-medium tabular-nums text-gray-900 dark:text-white' }, `${props.value}%`)
           ]),
           h('div', { class: 'h-2 overflow-hidden rounded-full bg-gray-100 dark:bg-gray-700' }, [
             h('div', {
@@ -644,7 +645,7 @@ const MetricProgress = defineComponent({
               style: { width: `${props.value}%` }
             })
           ]),
-          h('p', { class: 'mt-2 text-sm text-gray-500 dark:text-gray-400' }, props.detail)
+          h('p', { class: 'mt-2 hidden text-sm text-gray-500 sm:block dark:text-gray-400' }, props.detail)
         ]
       )
   }