diff --git a/src/components/Sns/ContactSnsTimelineDialog.scss b/src/components/Sns/ContactSnsTimelineDialog.scss
index dd45cd0..b8e1c20 100644
--- a/src/components/Sns/ContactSnsTimelineDialog.scss
+++ b/src/components/Sns/ContactSnsTimelineDialog.scss
@@ -6,16 +6,16 @@
   align-items: center;
   justify-content: center;
   padding: 24px 16px;
-  background: rgba(15, 23, 42, 0.38);
+  background: rgba(15, 23, 42, 0.28);
 }
 
 .contact-sns-dialog {
-  width: min(760px, 100%);
-  max-height: min(86vh, 860px);
-  border-radius: 14px;
+  width: min(720px, 100%);
+  max-height: min(84vh, 820px);
+  border-radius: 10px;
   border: 1px solid var(--border-color);
   background: var(--bg-secondary-solid, #ffffff);
-  box-shadow: 0 22px 46px rgba(0, 0, 0, 0.24);
+  box-shadow: 0 18px 34px rgba(0, 0, 0, 0.18);
   display: flex;
   flex-direction: column;
   overflow: hidden;
@@ -29,7 +29,7 @@
     align-items: center;
     justify-content: space-between;
     gap: 10px;
-    padding: 14px 16px;
+    padding: 12px 14px;
     border-bottom: 1px solid var(--border-color);
   }
 
@@ -41,9 +41,9 @@
   }
 
   .contact-sns-dialog-avatar {
-    width: 42px;
-    height: 42px;
-    border-radius: 10px;
+    width: 36px;
+    height: 36px;
+    border-radius: 8px;
     background: linear-gradient(135deg, var(--primary), var(--primary-hover));
     overflow: hidden;
     flex-shrink: 0;
@@ -69,7 +69,7 @@
 
     h4 {
       margin: 0;
-      font-size: 15px;
+      font-size: 14px;
       color: var(--text-primary);
       overflow: hidden;
       text-overflow: ellipsis;
@@ -79,7 +79,7 @@
 
   .contact-sns-dialog-username {
     margin-top: 2px;
-    font-size: 12px;
+    font-size: 11px;
     color: var(--text-tertiary);
     overflow: hidden;
     text-overflow: ellipsis;
@@ -88,7 +88,7 @@
 
   .contact-sns-dialog-stats {
     margin-top: 4px;
-    font-size: 12px;
+    font-size: 11px;
     color: var(--text-secondary);
   }
 
@@ -111,9 +111,9 @@
     border-radius: 8px;
     background: var(--bg-primary);
     color: var(--text-secondary);
-    height: 28px;
-    padding: 0 10px;
-    font-size: 12px;
+    height: 30px;
+    padding: 0 9px;
+    font-size: 11px;
     line-height: 1;
     cursor: pointer;
     white-space: nowrap;
@@ -134,8 +134,8 @@
     position: absolute;
     top: calc(100% + 8px);
     right: 0;
-    width: 248px;
-    max-height: calc((28px * 15) + 16px);
+    width: 228px;
+    max-height: calc((26px * 15) + 16px);
     overflow-y: auto;
     border: 1px solid color-mix(in srgb, var(--primary) 30%, var(--border-color));
     border-radius: 10px;
@@ -220,26 +220,20 @@
   }
 
   .contact-sns-dialog-tip {
-    padding: 10px 16px;
-    border-bottom: 1px solid color-mix(in srgb, var(--border-color) 88%, transparent);
-    background: color-mix(in srgb, var(--bg-primary) 78%, var(--bg-secondary));
-    font-size: 12px;
-    line-height: 1.6;
-    color: var(--text-secondary);
-    word-break: break-word;
+    display: none;
   }
 
   .contact-sns-dialog-body {
     flex: 1;
     min-height: 0;
     overflow-y: auto;
-    padding: 12px 16px 14px;
+    padding: 10px 12px 12px;
   }
 
   .contact-sns-dialog-posts-list {
     display: flex;
     flex-direction: column;
-    gap: 14px;
+    gap: 10px;
   }
 
   .contact-sns-dialog-posts-list .post-header-actions {
@@ -247,9 +241,9 @@
   }
 
   .contact-sns-dialog-status {
-    padding: 20px 12px;
+    padding: 16px 10px;
     text-align: center;
-    font-size: 13px;
+    font-size: 12px;
     color: var(--text-secondary);
 
     &.empty {
@@ -264,8 +258,8 @@
     background: var(--bg-primary);
     color: var(--text-primary);
     border-radius: 10px;
-    padding: 9px 18px;
-    font-size: 13px;
+    padding: 8px 14px;
+    font-size: 12px;
     cursor: pointer;
 
     &:hover:not(:disabled) {
@@ -282,15 +276,15 @@
 
 @media (max-width: 768px) {
   .contact-sns-dialog-overlay {
-    padding: 12px 8px;
+    padding: 10px 8px;
   }
 
   .contact-sns-dialog {
-    width: min(100vw - 16px, 760px);
+    width: min(100vw - 16px, 720px);
     max-height: calc(100vh - 24px);
 
     .contact-sns-dialog-header {
-      padding: 12px;
+      padding: 10px 12px;
     }
 
     .contact-sns-dialog-header-actions {
@@ -300,18 +294,13 @@
     .contact-sns-dialog-rank-btn {
       height: 26px;
       padding: 0 8px;
-      font-size: 11px;
+      font-size: 10px;
     }
 
     .contact-sns-dialog-rank-panel {
       width: min(78vw, 232px);
     }
 
-    .contact-sns-dialog-tip {
-      padding: 10px 12px;
-      line-height: 1.55;
-    }
-
     .contact-sns-dialog-body {
       padding: 10px 10px 12px;
     }
diff --git a/src/components/Sns/ContactSnsTimelineDialog.tsx b/src/components/Sns/ContactSnsTimelineDialog.tsx
index 3547954..3ab1280 100644
--- a/src/components/Sns/ContactSnsTimelineDialog.tsx
+++ b/src/components/Sns/ContactSnsTimelineDialog.tsx
@@ -538,10 +538,6 @@ export function ContactSnsTimelineDialog({
           </div>
         </div>
 
-        <div className="contact-sns-dialog-tip">
-          在微信桌面客户端中打开这个人的朋友圈浏览，可快速把其朋友圈同步到这里。若你在乎这个人，一定要试试～
-        </div>
-
         <div
           className="contact-sns-dialog-body"
           onScroll={handleBodyScroll}
diff --git a/src/components/Sns/SnsFilterPanel.tsx b/src/components/Sns/SnsFilterPanel.tsx
index 127a91d..16c860c 100644
--- a/src/components/Sns/SnsFilterPanel.tsx
+++ b/src/components/Sns/SnsFilterPanel.tsx
@@ -1,5 +1,6 @@
 import React from 'react'
 import { Search, User, X, Loader2, CheckSquare, Square, Download } from 'lucide-react'
+import { Virtuoso } from 'react-virtuoso'
 import { Avatar } from '../Avatar'
 
 interface Contact {
@@ -51,10 +52,14 @@ export const SnsFilterPanel: React.FC<SnsFilterPanelProps> = ({
     onClearSelectedContacts,
     onExportSelectedContacts
 }) => {
-    const filteredContacts = contacts.filter(c =>
-        (c.displayName || '').toLowerCase().includes(contactSearch.toLowerCase()) ||
-        c.username.toLowerCase().includes(contactSearch.toLowerCase())
-    )
+    const filteredContacts = React.useMemo(() => {
+        const keyword = contactSearch.trim().toLowerCase()
+        if (!keyword) return contacts
+        return contacts.filter(c =>
+            (c.displayName || '').toLowerCase().includes(keyword) ||
+            c.username.toLowerCase().includes(keyword)
+        )
+    }, [contacts, contactSearch])
     const selectedContactLookup = React.useMemo(
         () => new Set(selectedContactUsernames),
         [selectedContactUsernames]
@@ -85,10 +90,52 @@ export const SnsFilterPanel: React.FC<SnsFilterPanelProps> = ({
         return '没有找到联系人'
     }
 
+    const renderContactRow = React.useCallback((_: number, contact: Contact) => {
+        const isPostCountReady = contact.postCountStatus === 'ready'
+        const isSelected = selectedContactLookup.has(contact.username)
+        const isActive = activeContactUsername === contact.username
+
+        return (
+            <div
+                className={`contact-row${isSelected ? ' is-selected' : ''}${isActive ? ' is-active' : ''}`}
+            >
+                <button
+                    type="button"
+                    className={`contact-select-btn${isSelected ? ' checked' : ''}`}
+                    onClick={() => onToggleContactSelected(contact)}
+                    title={isSelected ? `取消选择 ${contact.displayName}` : `选择 ${contact.displayName}`}
+                    aria-pressed={isSelected}
+                >
+                    {isSelected ? <CheckSquare size={14} /> : <Square size={14} />}
+                </button>
+                <button
+                    type="button"
+                    className="contact-main-btn"
+                    onClick={() => onOpenContactTimeline(contact)}
+                    title={`查看 ${contact.displayName} 的朋友圈`}
+                >
+                    <Avatar src={contact.avatarUrl} name={contact.displayName} size={28} shape="rounded" />
+                    <div className="contact-meta">
+                        <span className="contact-name">{contact.displayName}</span>
+                    </div>
+                    <div className="contact-post-count-wrap">
+                        {isPostCountReady ? (
+                            <span className="contact-post-count">{Math.max(0, Math.floor(Number(contact.postCount || 0)))}条</span>
+                        ) : (
+                            <span className="contact-post-count-loading" title="统计中">
+                                <Loader2 size={12} className="spinning" />
+                            </span>
+                        )}
+                    </div>
+                </button>
+            </div>
+        )
+    }, [activeContactUsername, onOpenContactTimeline, onToggleContactSelected, selectedContactLookup])
+
     return (
         <aside className="sns-filter-panel">
             <div className="filter-header">
-                <h3>筛选条件</h3>
+                <h3>筛选</h3>
                 {(searchKeyword || contactSearch) && (
                     <button className="reset-all-btn" onClick={clearFilters} title="重置所有筛选">
                         <RefreshCw size={14} />
@@ -101,12 +148,12 @@ export const SnsFilterPanel: React.FC<SnsFilterPanelProps> = ({
                 <div className="filter-widget search-widget">
                     <div className="widget-header">
                         <Search size={14} />
-                        <span>关键词搜索</span>
+                        <span>关键词</span>
                     </div>
                     <div className="input-group">
                         <input
                             type="text"
-                            placeholder="搜索动态内容..."
+                            placeholder="搜索动态"
                             value={searchKeyword}
                             onChange={e => setSearchKeyword(e.target.value)}
                         />
@@ -130,7 +177,7 @@ export const SnsFilterPanel: React.FC<SnsFilterPanelProps> = ({
                     <div className="contact-search-bar">
                         <input
                             type="text"
-                            placeholder="查找好友..."
+                            placeholder="查找联系人"
                             value={contactSearch}
                             onChange={e => setContactSearch(e.target.value)}
                         />
@@ -162,53 +209,17 @@ export const SnsFilterPanel: React.FC<SnsFilterPanelProps> = ({
                         </div>
                     )}
 
-                    <div className="contact-interaction-hint">
-                        点左侧可多选下载，点右侧可查看单人详情
-                    </div>
-
                     <div className="contact-list-scroll">
-                        {filteredContacts.map(contact => {
-                            const isPostCountReady = contact.postCountStatus === 'ready'
-                            const isSelected = selectedContactLookup.has(contact.username)
-                            const isActive = activeContactUsername === contact.username
-                            return (
-                                <div
-                                    key={contact.username}
-                                    className={`contact-row${isSelected ? ' is-selected' : ''}${isActive ? ' is-active' : ''}`}
-                                >
-                                    <button
-                                        type="button"
-                                        className={`contact-select-btn${isSelected ? ' checked' : ''}`}
-                                        onClick={() => onToggleContactSelected(contact)}
-                                        title={isSelected ? `取消选择 ${contact.displayName}` : `选择 ${contact.displayName}`}
-                                        aria-pressed={isSelected}
-                                    >
-                                        {isSelected ? <CheckSquare size={16} /> : <Square size={16} />}
-                                    </button>
-                                    <button
-                                        type="button"
-                                        className="contact-main-btn"
-                                        onClick={() => onOpenContactTimeline(contact)}
-                                        title={`查看 ${contact.displayName} 的朋友圈`}
-                                    >
-                                        <Avatar src={contact.avatarUrl} name={contact.displayName} size={36} shape="rounded" />
-                                        <div className="contact-meta">
-                                            <span className="contact-name">{contact.displayName}</span>
-                                        </div>
-                                        <div className="contact-post-count-wrap">
-                                            {isPostCountReady ? (
-                                                <span className="contact-post-count">{Math.max(0, Math.floor(Number(contact.postCount || 0)))}条</span>
-                                            ) : (
-                                                <span className="contact-post-count-loading" title="统计中">
-                                                    <Loader2 size={13} className="spinning" />
-                                                </span>
-                                            )}
-                                        </div>
-                                    </button>
-                                </div>
-                            )
-                        })}
-                        {filteredContacts.length === 0 && (
+                        {filteredContacts.length > 0 ? (
+                            <Virtuoso
+                                className="contact-list-virtuoso"
+                                data={filteredContacts}
+                                computeItemKey={(_, contact) => contact.username}
+                                fixedItemHeight={40}
+                                itemContent={renderContactRow}
+                                overscan={320}
+                            />
+                        ) : (
                             <div className="empty-state">{getEmptyStateText()}</div>
                         )}
                     </div>
diff --git a/src/components/Sns/SnsPostItem.tsx b/src/components/Sns/SnsPostItem.tsx
index adb7be1..e448b3f 100644
--- a/src/components/Sns/SnsPostItem.tsx
+++ b/src/components/Sns/SnsPostItem.tsx
@@ -493,7 +493,7 @@ export const SnsPostItem: React.FC<SnsPostItemProps> = ({ post, onPreview, onDeb
                         <Avatar
                             src={post.avatarUrl}
                             name={post.nickname}
-                            size={48}
+                            size={36}
                             shape="rounded"
                         />
                     </button>
diff --git a/src/pages/SnsPage.scss b/src/pages/SnsPage.scss
index cc1b0bc..fa66895 100644
--- a/src/pages/SnsPage.scss
+++ b/src/pages/SnsPage.scss
@@ -1,12 +1,13 @@
 /* Global Variables */
 :root {
-    --sns-max-width: 800px;
-    --sns-panel-width: 380px;
+    --sns-max-width: 920px;
+    --sns-panel-width: 320px;
     --sns-bg-color: var(--bg-primary);
-    --sns-card-bg: var(--bg-secondary);
-    --sns-border-radius-lg: 16px;
-    --sns-border-radius-md: 12px;
-    --sns-border-radius-sm: 8px;
+    --sns-card-bg: transparent;
+    --sns-border-radius-lg: 10px;
+    --sns-border-radius-md: 8px;
+    --sns-border-radius-sm: 6px;
+    --sns-media-cell: 88px;
 }
 
 .sns-page-layout {
@@ -33,7 +34,7 @@
 .sns-feed-container {
     width: 100%;
     max-width: var(--sns-max-width);
-    padding: 10px 24px 12px 24px;
+    padding: 14px 20px 0;
     display: flex;
     flex-direction: column;
     gap: 0;
@@ -45,13 +46,12 @@
     display: flex;
     align-items: center;
     justify-content: space-between;
-    margin-bottom: 4px;
-    padding: 0 4px;
+    gap: 16px;
+    margin-bottom: 0;
+    padding: 2px 2px 10px;
     z-index: 2;
     background: var(--sns-bg-color);
     border-bottom: 1px solid var(--border-color);
-    padding-top: 4px;
-    padding-bottom: 6px;
 
     .feed-header-main {
         display: flex;
@@ -70,9 +70,9 @@
     .feed-stats-line {
         display: flex;
         align-items: center;
-        gap: 8px;
+        gap: 6px;
         flex-wrap: wrap;
-        font-size: 13px;
+        font-size: 12px;
         color: var(--text-secondary);
         line-height: 1.4;
 
@@ -170,7 +170,7 @@
     .header-actions {
         display: flex;
         align-items: center;
-        gap: 10px;
+        gap: 6px;
     }
 
     .jump-calendar-anchor {
@@ -186,24 +186,28 @@
     }
 
     .icon-btn {
-        background: var(--bg-tertiary);
+        width: 32px;
+        height: 32px;
+        display: inline-flex;
+        align-items: center;
+        justify-content: center;
+        background: transparent;
         border: 1px solid var(--border-color);
         border-radius: var(--sns-border-radius-sm);
-        padding: 8px;
+        padding: 0;
         color: var(--text-secondary);
         cursor: pointer;
-        transition: all 0.2s;
+        transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
 
         &:hover {
-            background: var(--hover-bg);
-            color: var(--primary);
-            transform: scale(1.05);
+            background: var(--bg-hover);
+            border-color: color-mix(in srgb, var(--text-tertiary) 34%, var(--border-color));
+            color: var(--text-primary);
         }
 
         &:disabled {
             opacity: 0.5;
             cursor: not-allowed;
-            transform: none;
         }
 
         .spinning {
@@ -217,20 +221,21 @@
         gap: 8px;
         border: 1px solid var(--border-color);
         border-radius: var(--sns-border-radius-sm);
-        background: var(--bg-tertiary);
+        background: transparent;
         color: var(--text-secondary);
-        padding: 8px 10px;
+        min-height: 32px;
+        padding: 0 9px;
         cursor: pointer;
-        transition: all 0.2s;
+        transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
 
         &:hover {
-            background: var(--hover-bg);
-            color: var(--primary);
+            background: var(--bg-hover);
+            color: var(--text-primary);
         }
 
         &.active {
             border-color: var(--primary);
-            background: rgba(var(--primary-rgb), 0.08);
+            background: rgba(var(--primary-rgb), 0.07);
             color: var(--primary);
         }
     }
@@ -256,19 +261,28 @@
     }
 }
 
-.sns-posts-scroll {
+.sns-posts-stage {
     flex: 1;
     min-height: 0;
+    position: relative;
+}
+
+.sns-posts-scroll {
+    height: 100%;
     overflow-y: auto;
-    padding-top: 16px;
+    padding-top: 8px;
+}
+
+.sns-post-row {
+    padding-bottom: 10px;
 }
 
 .feed-contact-filter-bar {
-    margin: 10px 4px 0;
-    padding: 10px 12px;
-    border: 1px solid color-mix(in srgb, var(--primary) 28%, var(--border-color));
-    border-radius: 12px;
-    background: rgba(var(--primary-rgb), 0.08);
+    margin: 8px 0 0;
+    padding: 7px 9px;
+    border: 1px solid color-mix(in srgb, var(--primary) 20%, var(--border-color));
+    border-radius: var(--sns-border-radius-md);
+    background: rgba(var(--primary-rgb), 0.06);
     display: flex;
     align-items: center;
     gap: 8px;
@@ -281,7 +295,7 @@
     }
 
     .feed-contact-filter-summary {
-        font-size: 13px;
+        font-size: 12px;
         color: var(--text-primary);
         font-weight: 600;
         min-width: 0;
@@ -293,7 +307,7 @@
         background: transparent;
         color: var(--primary);
         font-size: 12px;
-        font-weight: 600;
+        font-weight: 500;
         cursor: pointer;
         padding: 0;
         white-space: nowrap;
@@ -308,7 +322,7 @@
 .posts-list {
     display: flex;
     flex-direction: column;
-    gap: 24px;
+    gap: 10px;
 }
 
 /* =========================================
@@ -316,19 +330,21 @@
    ========================================= */
 .sns-post-item {
     background: var(--sns-card-bg);
-    border-radius: var(--sns-border-radius-lg);
-    border: 1px solid var(--border-color);
-    padding: 20px;
+    border-radius: 0;
+    border: none;
+    border-bottom: 1px solid color-mix(in srgb, var(--border-color) 82%, transparent);
+    padding: 10px 6px 12px;
     display: flex;
-    gap: 16px;
-    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.2s;
-    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02);
+    gap: 12px;
+    transition: background 0.15s ease;
+    box-shadow: none;
     position: relative;
-    overflow: hidden;
+    overflow: visible;
 
     &:hover {
-        transform: translateY(-2px);
-        box-shadow: 0 8px 16px rgba(0, 0, 0, 0.06);
+        background: color-mix(in srgb, var(--bg-secondary) 72%, transparent);
+        box-shadow: none;
+        transform: none;
     }
 
     &.post-deleted {
@@ -341,9 +357,9 @@
         gap: 4px;
         background: rgba(255, 77, 79, 0.1);
         color: #ff4d4f;
-        font-size: 12px;
+        font-size: 11px;
         font-weight: 500;
-        padding: 3px 8px;
+        padding: 2px 6px;
         border-radius: 6px;
     }
 }
@@ -362,12 +378,12 @@
 }
 
 .avatar-trigger {
-    border-radius: 12px;
-    transition: transform 0.15s ease, box-shadow 0.15s ease;
+    border-radius: var(--sns-border-radius-md);
+    transition: opacity 0.15s ease;
 
     &:hover {
-        transform: translateY(-1px);
-        box-shadow: 0 6px 14px rgba(0, 0, 0, 0.1);
+        opacity: 0.86;
+        box-shadow: none;
     }
 
     &:focus-visible {
@@ -386,7 +402,8 @@
     display: flex;
     justify-content: space-between;
     align-items: flex-start;
-    margin-bottom: 8px;
+    gap: 10px;
+    margin-bottom: 5px;
 
     .post-author-info {
         display: flex;
@@ -395,12 +412,10 @@
         overflow: hidden;
 
         .author-name {
-            font-size: 15px;
-            font-weight: 700;
-            color: var(--text-primary);
-            /* Changed to primary from accent for cleaner look, or keep accent */
+            font-size: 14px;
+            font-weight: 600;
             color: var(--primary);
-            margin-bottom: 2px;
+            margin-bottom: 1px;
         }
 
         .author-name-trigger {
@@ -430,13 +445,14 @@
         .post-time {
             font-size: 12px;
             color: var(--text-tertiary);
+            line-height: 1.25;
         }
     }
 
     .post-header-actions {
         display: flex;
         align-items: center;
-        gap: 6px;
+        gap: 4px;
         flex-shrink: 0;
     }
 
@@ -451,9 +467,11 @@
         opacity: 0;
         transition: opacity 0.2s;
         background: none;
-        border: 1px solid var(--border-color);
+        border: none;
         border-radius: 6px;
-        padding: 6px;
+        width: 24px;
+        height: 24px;
+        padding: 0;
         color: var(--text-tertiary);
         cursor: pointer;
         display: flex;
@@ -462,8 +480,7 @@
 
         &:hover {
             color: var(--text-primary);
-            background: var(--bg-tertiary);
-            border-color: var(--text-secondary);
+            background: var(--bg-hover);
         }
 
         &.delete-btn:hover {
@@ -751,20 +768,20 @@
 }
 
 .post-text {
-    font-size: 15px;
-    line-height: 1.6;
+    font-size: 14px;
+    line-height: 1.48;
     color: var(--text-primary);
     white-space: pre-wrap;
     word-break: break-word;
-    margin-bottom: 12px;
+    margin: 0 0 8px;
 }
 
 .post-location {
     display: flex;
     align-items: flex-start;
     gap: 6px;
-    margin: -4px 0 12px;
-    font-size: 13px;
+    margin: -2px 0 8px;
+    font-size: 12px;
     line-height: 1.45;
     color: var(--text-secondary);
 
@@ -780,7 +797,7 @@
 }
 
 .post-media-container {
-    margin-bottom: 12px;
+    margin-bottom: 8px;
 }
 
 .post-link-card {
@@ -788,14 +805,14 @@
     background: var(--bg-tertiary);
     border: 1px solid var(--border-color);
     border-radius: var(--sns-border-radius-md);
-    padding: 10px;
+    padding: 8px;
     display: flex;
     align-items: center;
-    gap: 12px;
+    gap: 10px;
     cursor: pointer;
     text-align: left;
-    transition: all 0.2s;
-    margin-bottom: 12px;
+    transition: background 0.15s ease, border-color 0.15s ease;
+    margin-bottom: 8px;
 
     &:hover {
         background: rgba(var(--primary-rgb), 0.08);
@@ -803,8 +820,8 @@
     }
 
     .link-thumb {
-        width: 60px;
-        height: 60px;
+        width: 48px;
+        height: 48px;
         border-radius: var(--sns-border-radius-sm);
         overflow: hidden;
         flex-shrink: 0;
@@ -830,7 +847,7 @@
         min-width: 0;
 
         .link-title {
-            font-size: 14px;
+            font-size: 13px;
             font-weight: 600;
             color: var(--text-primary);
             overflow: hidden;
@@ -839,7 +856,7 @@
         }
 
         .link-url {
-            font-size: 12px;
+            font-size: 11px;
             color: var(--text-tertiary);
             margin-top: 4px;
         }
@@ -851,15 +868,15 @@
 }
 
 .post-interactions {
-    margin-top: 12px;
-    padding-top: 12px;
-    border-top: 1px dashed var(--border-color);
-    font-size: 13px;
+    margin-top: 8px;
+    padding-top: 0;
+    border-top: none;
+    font-size: 12px;
 
     .likes-block {
         display: flex;
-        gap: 8px;
-        margin-bottom: 8px;
+        gap: 6px;
+        margin-bottom: 6px;
         color: var(--primary);
         font-weight: 500;
 
@@ -871,11 +888,11 @@
     .comments-block {
         background: var(--bg-tertiary);
         border-radius: var(--sns-border-radius-sm);
-        padding: 8px 12px;
+        padding: 6px 8px;
 
         .comment-row {
-            margin-bottom: 4px;
-            line-height: 1.4;
+            margin-bottom: 3px;
+            line-height: 1.45;
             color: var(--text-secondary);
 
             &:last-child {
@@ -912,13 +929,13 @@
    ========================================= */
 .sns-media-grid {
     display: grid;
-    gap: 6px;
+    gap: 4px;
 
     &.grid-1 .sns-media-item {
         width: fit-content;
         height: auto;
-        max-width: 300px;
-        max-height: 480px;
+        max-width: 270px;
+        max-height: 340px;
         aspect-ratio: auto;
         border-radius: var(--sns-border-radius-md);
 
@@ -930,7 +947,7 @@
         img,
         video {
             max-width: 100%;
-            max-height: 480px;
+            max-height: 340px;
             width: auto;
             height: auto;
             object-fit: contain;
@@ -941,26 +958,25 @@
 
     &.grid-2,
     &.grid-4 {
-        grid-template-columns: repeat(2, 1fr);
-        max-width: 320px;
+        grid-template-columns: repeat(2, var(--sns-media-cell));
+        max-width: calc((var(--sns-media-cell) * 2) + 4px);
     }
 
     &.grid-3,
     &.grid-6,
     &.grid-9 {
-        grid-template-columns: repeat(3, 1fr);
-        max-width: 320px;
+        grid-template-columns: repeat(3, var(--sns-media-cell));
+        max-width: calc((var(--sns-media-cell) * 3) + 8px);
     }
 
     .sns-media-item {
         position: relative;
         aspect-ratio: 1;
-        border-radius: var(--sns-border-radius-md);
-        /* Consistent radius for grid items */
+        border-radius: var(--sns-border-radius-sm);
         overflow: hidden;
         cursor: zoom-in;
         background: var(--bg-tertiary);
-        transition: opacity 0.2s;
+        transition: opacity 0.15s ease;
 
         &:hover {
             opacity: 0.9;
@@ -972,7 +988,7 @@
             height: 100%;
             object-fit: cover;
             display: block;
-            animation: fade-in 0.3s ease;
+            animation: fade-in 0.2s ease;
         }
 
         .media-badge {
@@ -984,7 +1000,6 @@
             height: 32px;
             background: rgba(0, 0, 0, 0.4);
             border-radius: 50%;
-            backdrop-filter: blur(4px);
             display: flex;
             align-items: center;
             justify-content: center;
@@ -993,8 +1008,8 @@
             /* Let clicks pass through badge to item */
 
             &.live {
-                top: 8px;
-                right: 8px;
+                top: 6px;
+                right: 6px;
                 left: auto;
                 transform: none;
                 width: 24px;
@@ -1015,30 +1030,27 @@
             gap: 8px;
             z-index: 10;
             font-size: 12px;
-            backdrop-filter: blur(2px);
         }
 
         .media-download-btn {
             position: absolute;
-            bottom: 6px;
-            right: 6px;
-            width: 28px;
-            height: 28px;
+            bottom: 5px;
+            right: 5px;
+            width: 24px;
+            height: 24px;
             background: rgba(0, 0, 0, 0.5);
             border-radius: 50%;
-            backdrop-filter: blur(4px);
             display: flex;
             align-items: center;
             justify-content: center;
             color: white;
             cursor: pointer;
             opacity: 0;
-            transition: all 0.2s;
+            transition: opacity 0.15s ease, background 0.15s ease;
             z-index: 5;
 
             &:hover {
                 background: var(--primary);
-                transform: scale(1.1);
             }
 
             /* Increase click area */
@@ -1092,8 +1104,8 @@
     background: var(--bg-secondary);
     display: flex;
     flex-direction: column;
-    padding: 24px;
-    gap: 24px;
+    padding: 16px 14px;
+    gap: 14px;
     z-index: 10;
 
     .filter-header {
@@ -1102,8 +1114,8 @@
         align-items: center;
 
         h3 {
-            font-size: 16px;
-            font-weight: 700;
+            font-size: 15px;
+            font-weight: 650;
             margin: 0;
         }
 
@@ -1112,10 +1124,16 @@
             border: none;
             cursor: pointer;
             color: var(--text-tertiary);
+            width: 28px;
+            height: 28px;
+            border-radius: var(--sns-border-radius-sm);
+            display: inline-flex;
+            align-items: center;
+            justify-content: center;
 
             &:hover {
-                color: var(--primary);
-                animation: spin 0.5s ease;
+                background: var(--bg-hover);
+                color: var(--text-primary);
             }
         }
     }
@@ -1123,30 +1141,30 @@
     .filter-widgets {
         display: flex;
         flex-direction: column;
-        gap: 20px;
+        gap: 14px;
         flex: 1;
         min-height: 0;
     }
 
     .filter-widget {
-        background: var(--bg-primary);
-        border: 1px solid var(--border-color);
-        border-radius: var(--sns-border-radius-md);
-        padding: 16px;
-        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.02);
+        background: transparent;
+        border: none;
+        border-radius: 0;
+        padding: 0;
+        box-shadow: none;
 
         .widget-header {
             display: flex;
             align-items: center;
-            gap: 8px;
-            margin-bottom: 12px;
-            font-size: 13px;
+            gap: 6px;
+            margin-bottom: 8px;
+            font-size: 12px;
             font-weight: 600;
             color: var(--text-secondary);
 
             svg {
-                color: var(--primary);
-                opacity: 0.8;
+                color: var(--text-tertiary);
+                opacity: 1;
             }
 
             .badge {
@@ -1161,7 +1179,7 @@
             .widget-header-summary {
                 margin-left: auto;
                 font-size: 12px;
-                font-weight: 500;
+                font-weight: 400;
                 color: var(--text-tertiary);
                 white-space: nowrap;
             }
@@ -1183,17 +1201,16 @@
             background: var(--bg-tertiary);
             border: 1px solid transparent;
             border-radius: var(--sns-border-radius-sm);
-            padding: 10px 30px 10px 12px;
+            height: 34px;
+            padding: 0 30px 0 10px;
             font-size: 13px;
             color: var(--text-primary);
-            transition: all 0.2s;
+            transition: background 0.15s ease, border-color 0.15s ease;
 
             &:focus {
-                background: var(--bg-primary);
+                background: var(--bg-secondary);
                 border-color: transparent;
-                /* Explicitly transparent */
                 outline: none;
-                /* Ensure no outline */
                 box-shadow: none;
             }
         }
@@ -1218,14 +1235,16 @@
         min-height: 300px;
         overflow: hidden;
         padding: 0;
+        border-top: 1px solid var(--border-color);
+        padding-top: 12px;
 
         .widget-header {
-            padding: 16px 16px 12px 16px;
-            margin-bottom: 0;
+            padding: 0;
+            margin-bottom: 8px;
         }
 
         .contact-search-bar {
-            padding: 0 16px 12px 16px;
+            padding: 0 0 10px;
             position: relative;
             border-bottom: 1px solid var(--border-color);
 
@@ -1233,22 +1252,23 @@
                 width: 100%;
                 background: var(--bg-tertiary);
                 border: 1px solid transparent;
-                border-radius: 8px;
-                padding: 8px 32px 8px 12px;
+                border-radius: var(--sns-border-radius-sm);
+                height: 32px;
+                padding: 0 32px 0 10px;
                 font-size: 12px;
                 color: var(--text-primary);
 
                 &:focus {
                     outline: none;
-                    background: var(--bg-primary);
-                    border-color: var(--primary);
+                    background: var(--bg-secondary);
+                    border-color: transparent;
                 }
             }
 
             .search-icon {
                 position: absolute;
-                right: 28px;
-                top: 8px;
+                right: 10px;
+                top: 9px;
                 color: var(--text-tertiary);
                 pointer-events: none;
                 display: none;
@@ -1256,8 +1276,8 @@
 
             .clear-icon {
                 position: absolute;
-                right: 28px;
-                top: 8px;
+                right: 10px;
+                top: 9px;
                 color: var(--text-tertiary);
                 cursor: pointer;
                 display: flex;
@@ -1270,7 +1290,7 @@
             align-items: center;
             justify-content: space-between;
             gap: 10px;
-            padding: 10px 16px;
+            padding: 8px 0;
             border-bottom: 1px dashed color-mix(in srgb, var(--border-color) 72%, transparent);
         }
 
@@ -1287,9 +1307,9 @@
             background: color-mix(in srgb, var(--bg-primary) 84%, rgba(var(--primary-rgb), 0.08));
             color: var(--text-secondary);
             border-radius: 999px;
-            padding: 5px 10px;
+            padding: 4px 9px;
             font-size: 12px;
-            font-weight: 600;
+            font-weight: 500;
             line-height: 1.2;
             cursor: pointer;
             transition: border-color 0.2s ease, background 0.2s ease, color 0.2s ease;
@@ -1312,7 +1332,7 @@
         }
 
         .contact-count-progress {
-            padding: 8px 16px 10px;
+            padding: 7px 0 8px;
             font-size: 11px;
             color: var(--text-tertiary);
             border-bottom: 1px dashed color-mix(in srgb, var(--border-color) 70%, transparent);
@@ -1320,7 +1340,7 @@
         }
 
         .contact-interaction-hint {
-            padding: 10px 16px 0;
+            padding: 8px 0 0;
             font-size: 11px;
             line-height: 1.5;
             color: var(--text-tertiary);
@@ -1328,23 +1348,20 @@
 
         .contact-list-scroll {
             flex: 1;
-            overflow-y: auto;
-            padding: 8px 12px;
-            display: flex;
-            flex-direction: column;
-            gap: 0;
+            min-height: 0;
+            padding: 8px 0 0;
+
+            .contact-list-virtuoso {
+                height: 100%;
+            }
 
             .contact-row {
                 display: flex;
                 align-items: center;
-                gap: 8px;
-                margin-bottom: 4px;
-                border-radius: var(--sns-border-radius-md);
-                transition: transform 0.2s ease;
-
-                &:hover {
-                    transform: translateX(2px);
-                }
+                gap: 4px;
+                min-height: 40px;
+                border-radius: var(--sns-border-radius-sm);
+                transition: background 0.15s ease;
 
                 &.is-selected .contact-main-btn {
                     background: rgba(var(--primary-rgb), 0.06);
@@ -1362,7 +1379,7 @@
                 }
 
                 .contact-select-btn {
-                    width: 32px;
+                    width: 28px;
                     height: 32px;
                     flex-shrink: 0;
                     border: none;
@@ -1373,7 +1390,7 @@
                     align-items: center;
                     justify-content: center;
                     cursor: pointer;
-                    transition: background 0.2s ease, color 0.2s ease;
+                    transition: background 0.15s ease, color 0.15s ease;
 
                     &:hover {
                         background: rgba(var(--primary-rgb), 0.1);
@@ -1390,17 +1407,17 @@
                     min-width: 0;
                     display: flex;
                     align-items: center;
-                    gap: 12px;
-                    padding: 10px 12px;
-                    border-radius: var(--sns-border-radius-md);
+                    gap: 8px;
+                    padding: 5px 6px;
+                    border-radius: var(--sns-border-radius-sm);
                     border: 1px solid transparent;
                     background: transparent;
                     cursor: pointer;
-                    transition: background 0.2s ease, border-color 0.2s ease;
+                    transition: background 0.15s ease, border-color 0.15s ease;
                     text-align: left;
 
                     &:hover {
-                        background: var(--hover-bg);
+                        background: var(--bg-hover);
                     }
                 }
 
@@ -1412,7 +1429,7 @@
                     gap: 2px;
 
                     .contact-name {
-                        font-size: 14px;
+                        font-size: 13px;
                         color: var(--text-secondary);
                         white-space: nowrap;
                         overflow: hidden;
@@ -1422,7 +1439,7 @@
 
                 .contact-post-count-wrap {
                     margin-left: 8px;
-                    min-width: 46px;
+                    min-width: 42px;
                     display: flex;
                     justify-content: flex-end;
                     align-items: center;
@@ -1430,7 +1447,7 @@
                 }
 
                 .contact-post-count {
-                    font-size: 12px;
+                    font-size: 11px;
                     color: var(--text-tertiary);
                     font-variant-numeric: tabular-nums;
                     white-space: nowrap;
@@ -1453,9 +1470,9 @@
             display: flex;
             align-items: center;
             gap: 8px;
-            padding: 12px 16px 14px;
+            padding: 10px 0 0;
             border-top: 1px solid var(--border-color);
-            background: color-mix(in srgb, var(--bg-primary) 86%, var(--bg-secondary));
+            background: transparent;
         }
 
         .contact-batch-summary {
@@ -1470,8 +1487,8 @@
             border: 1px solid var(--border-color);
             background: var(--bg-secondary);
             color: var(--text-secondary);
-            border-radius: var(--sns-border-radius-md);
-            height: 32px;
+            border-radius: var(--sns-border-radius-sm);
+            height: 30px;
             padding: 0 10px;
             display: inline-flex;
             align-items: center;
@@ -1483,7 +1500,7 @@
 
             &:hover {
                 border-color: var(--text-tertiary);
-                background: var(--hover-bg);
+                background: var(--bg-hover);
                 color: var(--text-primary);
             }
 
@@ -1508,9 +1525,9 @@
    ========================================= */
 .status-indicator {
     text-align: center;
-    padding: 16px;
+    padding: 10px 8px;
     color: var(--text-tertiary);
-    font-size: 13px;
+    font-size: 12px;
     display: flex;
     align-items: center;
     justify-content: center;
@@ -1520,8 +1537,10 @@
         background: rgba(var(--primary-rgb), 0.1);
         color: var(--primary);
         cursor: pointer;
+        border: 1px solid color-mix(in srgb, var(--primary) 18%, var(--border-color));
         border-radius: var(--sns-border-radius-sm);
-        margin: 0 24px;
+        margin: 0 0 8px;
+        width: 100%;
     }
 }
 
@@ -1530,45 +1549,44 @@
     display: flex;
     align-items: center;
     justify-content: center;
-    padding: 120px 0;
+    padding: 72px 0;
 
     .loading-pulse {
         display: flex;
         flex-direction: column;
         align-items: center;
-        gap: 20px;
+        gap: 12px;
 
         .pulse-circle {
-            width: 48px;
-            height: 48px;
+            width: 12px;
+            height: 12px;
             border-radius: 50%;
             background: var(--primary, #576b95);
-            opacity: 0.25;
-            animation: pulse-ring 1.4s ease-in-out infinite;
+            opacity: 0.4;
+            animation: pulse-ring 1.2s ease-in-out infinite;
         }
 
         span {
-            font-size: 14px;
+            font-size: 12px;
             color: var(--text-tertiary);
-            letter-spacing: 0.5px;
         }
     }
 }
 
 @keyframes pulse-ring {
     0% {
-        transform: scale(0.6);
-        opacity: 0.15;
+        transform: scale(0.85);
+        opacity: 0.2;
     }
 
     50% {
-        transform: scale(1.0);
-        opacity: 0.35;
+        transform: scale(1);
+        opacity: 0.45;
     }
 
     100% {
-        transform: scale(0.6);
-        opacity: 0.15;
+        transform: scale(0.85);
+        opacity: 0.2;
     }
 }
 
@@ -1576,20 +1594,25 @@
     display: flex;
     flex-direction: column;
     align-items: center;
-    padding: 60px 0;
+    padding: 56px 0;
     color: var(--text-tertiary);
 
     .no-results-icon {
-        margin-bottom: 16px;
+        margin-bottom: 10px;
         opacity: 0.5;
     }
 
+    p {
+        margin: 0;
+        font-size: 13px;
+    }
+
     .reset-inline {
-        margin-top: 16px;
+        margin-top: 12px;
         background: none;
         border: 1px solid var(--border-color);
-        padding: 6px 16px;
-        border-radius: 20px;
+        padding: 6px 12px;
+        border-radius: 8px;
         cursor: pointer;
         color: var(--text-secondary);
 
@@ -2760,7 +2783,7 @@
         transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
 
         &:hover:not(:disabled) {
-            background: var(--hover-bg);
+            background: var(--bg-hover);
             color: var(--text-primary);
         }
 
@@ -2902,7 +2925,7 @@
         color: var(--text-secondary);
 
         &:hover {
-            background: var(--hover-bg);
+            background: var(--bg-hover);
             color: var(--text-primary);
         }
 
diff --git a/src/pages/SnsPage.tsx b/src/pages/SnsPage.tsx
index 019f73b..e347005 100644
--- a/src/pages/SnsPage.tsx
+++ b/src/pages/SnsPage.tsx
@@ -1,5 +1,6 @@
 import { useEffect, useLayoutEffect, useState, useRef, useCallback, useMemo } from 'react'
 import { RefreshCw, Search, X, Download, FolderOpen, FileJson, FileText, Image, CheckCircle, AlertCircle, Calendar, Info, Shield, ShieldOff, Loader2, Pause, Play, Square } from 'lucide-react'
+import { Virtuoso, type VirtuosoHandle } from 'react-virtuoso'
 import './SnsPage.scss'
 import { SnsPost } from '../types/sns'
 import { SnsPostItem } from '../components/Sns/SnsPostItem'
@@ -229,7 +230,8 @@ export default function SnsPage() {
     const [cacheMigrationDone, setCacheMigrationDone] = useState(false)
     const [cacheMigrationError, setCacheMigrationError] = useState<string | null>(null)
 
-    const postsContainerRef = useRef<HTMLDivElement>(null)
+    const postsContainerRef = useRef<HTMLElement | null>(null)
+    const postsVirtuosoRef = useRef<VirtuosoHandle | null>(null)
     const jumpCalendarWrapRef = useRef<HTMLDivElement | null>(null)
     const [hasNewer, setHasNewer] = useState(false)
     const [loadingNewer, setLoadingNewer] = useState(false)
@@ -1110,6 +1112,7 @@ export default function SnsPage() {
                         setHasNewer(false);
                     }
 
+                    postsVirtuosoRef.current?.scrollToIndex({ index: 0, align: 'start', behavior: 'auto' })
                     if (postsContainerRef.current) {
                         postsContainerRef.current.scrollTop = 0
                     }
@@ -1764,23 +1767,61 @@ export default function SnsPage() {
         loadPosts({ reset: true })
     }, [loadPosts, selectedContactUsernamesKey])
 
-    const handleScroll = (e: React.UIEvent<HTMLDivElement>) => {
-        const { scrollTop, clientHeight, scrollHeight } = e.currentTarget
-        if (scrollHeight - scrollTop - clientHeight < 400 && hasMore && !loading && !loadingNewer) {
-            loadPosts({ direction: 'older' })
-        }
-        if (scrollTop < 10 && hasNewer && !loading && !loadingNewer) {
-            loadPosts({ direction: 'newer' })
-        }
-    }
+    const handlePostsEndReached = useCallback(() => {
+        if (!hasMore || loading || loadingNewer) return
+        void loadPosts({ direction: 'older' })
+    }, [hasMore, loadPosts, loading, loadingNewer])
 
-    const handleWheel = (e: React.WheelEvent<HTMLDivElement>) => {
-        const container = postsContainerRef.current
-        if (!container) return
-        if (e.deltaY < -20 && container.scrollTop <= 0 && hasNewer && !loading && !loadingNewer) {
-            loadPosts({ direction: 'newer' })
-        }
-    }
+    const renderPostItem = useCallback((_: number, post: SnsPost) => (
+        <div className="sns-post-row">
+            <SnsPostItem
+                post={{ ...post, isProtected: triggerInstalled === true }}
+                onPreview={(src, isVideo, liveVideoPath) => {
+                    if (isVideo) {
+                        void window.electronAPI.window.openVideoPlayerWindow(src)
+                    } else {
+                        void window.electronAPI.window.openImageViewerWindow(src, liveVideoPath || undefined)
+                    }
+                }}
+                onDebug={(p) => setDebugPost(p)}
+                onDelete={handlePostDelete}
+                onOpenAuthorPosts={openAuthorTimeline}
+            />
+        </div>
+    ), [handlePostDelete, openAuthorTimeline, triggerInstalled])
+
+    const snsVirtuosoComponents = useMemo(() => ({
+        Header: () => (
+            <>
+                {loadingNewer && (
+                    <div className="status-indicator loading-newer">
+                        <RefreshCw size={14} className="spinning" />
+                        <span>正在检查更新动态</span>
+                    </div>
+                )}
+
+                {!loadingNewer && hasNewer && (
+                    <button type="button" className="status-indicator newer-hint" onClick={() => void loadPosts({ direction: 'newer' })}>
+                        有新动态，点击查看
+                    </button>
+                )}
+            </>
+        ),
+        Footer: () => (
+            <>
+                {loading && visiblePosts.length > 0 && (
+                    <div className="status-indicator loading-more">
+                        <RefreshCw size={14} className="spinning" />
+                        <span>正在加载更多</span>
+                    </div>
+                )}
+
+                {!hasMore && visiblePosts.length > 0 && (
+                    <div className="status-indicator no-more">已加载全部动态</div>
+                )}
+            </>
+        )
+    }), [hasMore, hasNewer, loadPosts, loading, loadingNewer, visiblePosts.length])
 
     return (
         <div className="sns-page-layout">
@@ -1940,62 +1981,19 @@ export default function SnsPage() {
                         </div>
                     )}
 
-                    <div className="sns-posts-scroll" onScroll={handleScroll} onWheel={handleWheel} ref={postsContainerRef}>
-                        {loadingNewer && (
-                            <div className="status-indicator loading-newer">
-                                <RefreshCw size={16} className="spinning" />
-                                <span>正在检查更新的动态...</span>
-                            </div>
-                        )}
-
-                        {!loadingNewer && hasNewer && (
-                            <div className="status-indicator newer-hint" onClick={() => loadPosts({ direction: 'newer' })}>
-                                有新动态，点击查看
-                            </div>
-                        )}
-
-                        <div className="posts-list">
-                            {visiblePosts.map(post => (
-                                <SnsPostItem
-                                    key={post.id}
-                                    post={{ ...post, isProtected: triggerInstalled === true }}
-                                    onPreview={(src, isVideo, liveVideoPath) => {
-                                        if (isVideo) {
-                                            void window.electronAPI.window.openVideoPlayerWindow(src)
-                                        } else {
-                                            void window.electronAPI.window.openImageViewerWindow(src, liveVideoPath || undefined)
-                                        }
-                                    }}
-                                    onDebug={(p) => setDebugPost(p)}
-                                    onDelete={handlePostDelete}
-                                    onOpenAuthorPosts={openAuthorTimeline}
-                                />
-                            ))}
-                        </div>
-
+                    <div className="sns-posts-stage">
                         {loading && visiblePosts.length === 0 && (
                             <div className="initial-loading">
                                 <div className="loading-pulse">
                                     <div className="pulse-circle"></div>
-                                    <span>正在加载朋友圈...</span>
+                                    <span>正在加载动态</span>
                                 </div>
                             </div>
                         )}
 
-                        {loading && visiblePosts.length > 0 && (
-                            <div className="status-indicator loading-more">
-                                <RefreshCw size={16} className="spinning" />
-                                <span>正在加载更多...</span>
-                            </div>
-                        )}
-
-                        {!hasMore && visiblePosts.length > 0 && (
-                            <div className="status-indicator no-more">或许过往已无可溯洄，但好在还有可以与你相遇的明天</div>
-                        )}
-
                         {!loading && visiblePosts.length === 0 && (
                             <div className="no-results">
-                                <div className="no-results-icon"><Search size={48} /></div>
+                                <div className="no-results-icon"><Search size={28} /></div>
                                 <p>未找到相关动态</p>
                                 {(searchKeyword || jumpTargetDate || selectedContactUsernames.length > 0) && (
                                     <button onClick={() => {
@@ -2008,6 +2006,24 @@ export default function SnsPage() {
                                 )}
                             </div>
                         )}
+
+                        {visiblePosts.length > 0 && (
+                            <Virtuoso
+                                ref={postsVirtuosoRef}
+                                className="sns-posts-scroll"
+                                data={visiblePosts}
+                                computeItemKey={(_, post) => post.id}
+                                itemContent={renderPostItem}
+                                components={snsVirtuosoComponents}
+                                endReached={handlePostsEndReached}
+                                scrollerRef={(ref) => {
+                                    postsContainerRef.current = ref instanceof HTMLElement ? ref : null
+                                }}
+                                defaultItemHeight={220}
+                                increaseViewportBy={{ top: 260, bottom: 520 }}
+                                overscan={{ main: 900, reverse: 480 }}
+                            />
+                        )}
                     </div>
                 </div>
             </div>