diff --git a/src/App.tsx b/src/App.tsx
index f544cdf..5166c70 100644
--- a/src/App.tsx
+++ b/src/App.tsx
@@ -30,7 +30,7 @@ import AccountManagementPage from './pages/AccountManagementPage'
 import BackupPage from './pages/BackupPage'
 
 import { useAppStore } from './stores/appStore'
-import { useThemeStore, type ThemeMode } from './stores/themeStore'
+import { themes, useThemeStore, type ThemeId, type ThemeMode } from './stores/themeStore'
 import * as configService from './services/config'
 import * as cloudControl from './services/cloudControl'
 import { Download, X, Shield } from 'lucide-react'
@@ -74,7 +74,7 @@ function App() {
     setLocked
   } = useAppStore()
 
-  const { themeMode, setThemeMode } = useThemeStore()
+  const { currentTheme, themeMode, setTheme, setThemeMode } = useThemeStore()
   const isAgreementWindow = location.pathname === '/agreement-window'
   const isOnboardingWindow = location.pathname === '/onboarding-window'
   const isVideoPlayerWindow = location.pathname === '/video-player-window'
@@ -149,11 +149,12 @@ function App() {
     }
   }, [isOnboardingWindow, isNotificationWindow, isAnnualReportWindow, isDualReportWindow])
 
-  // 应用主题模式 (light / dark / system)
+  // 应用主题 (accent color + light/dark mode)
   useEffect(() => {
     const mq = window.matchMedia('(prefers-color-scheme: dark)')
     const applyMode = (mode: ThemeMode, systemDark?: boolean) => {
       const effectiveMode = mode === 'system' ? (systemDark ?? mq.matches ? 'dark' : 'light') : mode
+      document.documentElement.setAttribute('data-theme', currentTheme)
       document.documentElement.setAttribute('data-mode', effectiveMode)
     }
 
@@ -167,13 +168,19 @@ function App() {
     }
     mq.addEventListener('change', handler)
     return () => mq.removeEventListener('change', handler)
-  }, [themeMode, isOnboardingWindow, isNotificationWindow, isAnnualReportWindow, isDualReportWindow])
+  }, [currentTheme, themeMode, isOnboardingWindow, isNotificationWindow, isAnnualReportWindow, isDualReportWindow])
 
   // 读取已保存的主题设置
   useEffect(() => {
     const loadTheme = async () => {
       try {
-        const savedThemeMode = await configService.getTheme()
+        const [savedThemeId, savedThemeMode] = await Promise.all([
+          configService.getThemeId(),
+          configService.getTheme()
+        ])
+        if (savedThemeId && themes.some((theme) => theme.id === savedThemeId)) {
+          setTheme(savedThemeId as ThemeId)
+        }
         if (savedThemeMode === 'light' || savedThemeMode === 'dark' || savedThemeMode === 'system') {
           setThemeMode(savedThemeMode)
         }
@@ -184,20 +191,23 @@ function App() {
       }
     }
     loadTheme()
-  }, [setThemeMode])
+  }, [setTheme, setThemeMode])
 
   // 保存主题设置
   useEffect(() => {
     if (!themeHydrated) return
     const saveTheme = async () => {
       try {
-        await configService.setTheme(themeMode)
+        await Promise.all([
+          configService.setThemeId(currentTheme),
+          configService.setTheme(themeMode)
+        ])
       } catch (e) {
         console.error('保存主题配置失败:', e)
       }
     }
     saveTheme()
-  }, [themeMode, themeHydrated])
+  }, [currentTheme, themeMode, themeHydrated])
 
   // 检查是否已同意协议
   useEffect(() => {
diff --git a/src/components/Sidebar.scss b/src/components/Sidebar.scss
index d082bd4..0c1d31e 100644
--- a/src/components/Sidebar.scss
+++ b/src/components/Sidebar.scss
@@ -1,13 +1,14 @@
-// ChatGPT-style sidebar
+// Redesigned sidebar — premium feel with left accent bar, refined spacing
 .sidebar {
   width: var(--sidebar-width, 260px);
   background: var(--bg-sidebar, var(--bg-secondary));
   display: flex;
   flex-direction: column;
-  padding: 8px 0;
-  transition: width 0.2s ease;
+  padding: 0;
+  transition: width 0.2s cubic-bezier(0.4, 0, 0.2, 1);
   flex-shrink: 0;
   overflow: hidden;
+  border-right: 1px solid var(--border-color);
 
   &.collapsed {
     width: 68px;
@@ -23,21 +24,37 @@
       .user-meta {
         display: none;
       }
+
+      .user-menu-caret {
+        display: none;
+      }
     }
 
-    .nav-menu,
-    .sidebar-footer {
+    .nav-menu {
       padding: 0 8px;
     }
 
+    .sidebar-footer {
+      padding: 0 8px;
+      padding-top: 8px;
+    }
+
     .nav-label {
       display: none;
     }
 
+    .nav-badge:not(.icon-badge) {
+      display: none;
+    }
+
     .nav-item {
       justify-content: center;
       padding: 10px;
       gap: 0;
+
+      &::before {
+        display: none;
+      }
     }
   }
 }
@@ -47,18 +64,19 @@
   flex: 1;
   display: flex;
   flex-direction: column;
-  gap: 2px;
-  padding: 0 12px;
+  gap: 1px;
+  padding: 12px 10px;
   overflow-y: auto;
   overflow-x: hidden;
 }
 
 .nav-item {
+  position: relative;
   display: flex;
   align-items: center;
   gap: 12px;
-  padding: 10px 12px;
-  border-radius: 8px;
+  padding: 9px 14px;
+  border-radius: 10px;
   color: var(--text-secondary);
   text-decoration: none;
   transition: background 0.15s ease, color 0.15s ease;
@@ -68,6 +86,21 @@
   cursor: pointer;
   font-family: inherit;
   font-size: 14px;
+  margin: 1px 0;
+
+  // Left accent bar for active state
+  &::before {
+    content: '';
+    position: absolute;
+    left: 0;
+    top: 50%;
+    transform: translateY(-50%) scaleY(0);
+    width: 3px;
+    height: 16px;
+    border-radius: 0 2px 2px 0;
+    background: var(--primary);
+    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1);
+  }
 
   &:hover {
     background: var(--bg-hover);
@@ -78,6 +111,14 @@
     background: var(--bg-hover);
     color: var(--text-primary);
     font-weight: 600;
+
+    &::before {
+      transform: translateY(-50%) scaleY(1);
+    }
+
+    .nav-icon {
+      color: var(--primary);
+    }
   }
 }
 
@@ -88,6 +129,7 @@
   width: 20px;
   height: 20px;
   flex-shrink: 0;
+  transition: color 0.15s ease;
 }
 
 .nav-icon-with-badge {
@@ -129,19 +171,19 @@
 
 // ---- Footer ----
 .sidebar-footer {
-  padding: 0 12px;
+  padding: 4px 10px;
   border-top: 1px solid var(--border-color);
   padding-top: 8px;
   margin-top: 4px;
   display: flex;
   flex-direction: column;
-  gap: 2px;
+  gap: 1px;
 }
 
 // ---- User card ----
 .sidebar-user-card-wrap {
   position: relative;
-  margin: 0 12px 8px;
+  margin: 0 10px 10px;
   --sidebar-user-menu-width: 172px;
 }
 
@@ -153,7 +195,7 @@
   width: max(100%, var(--sidebar-user-menu-width));
   z-index: 12;
   border: 1px solid var(--border-color);
-  border-radius: 10px;
+  border-radius: 12px;
   background: var(--bg-secondary-solid, var(--bg-secondary));
   display: flex;
   flex-direction: column;
@@ -203,7 +245,7 @@
 
 .sidebar-user-card {
   width: 100%;
-  padding: 10px;
+  padding: 10px 12px;
   border-radius: 10px;
   background: transparent;
   display: flex;
@@ -223,8 +265,8 @@
   }
 
   .user-avatar {
-    width: 32px;
-    height: 32px;
+    width: 34px;
+    height: 34px;
     border-radius: 50%;
     overflow: hidden;
     background: var(--primary);
@@ -232,6 +274,7 @@
     align-items: center;
     justify-content: center;
     flex-shrink: 0;
+    box-shadow: 0 0 0 2px var(--bg-sidebar, var(--bg-secondary));
 
     img {
       width: 100%;
diff --git a/src/pages/AnnualReportPage.scss b/src/pages/AnnualReportPage.scss
index 396441c..bdee64f 100644
--- a/src/pages/AnnualReportPage.scss
+++ b/src/pages/AnnualReportPage.scss
@@ -7,6 +7,7 @@
   min-height: 100%;
   text-align: center;
   padding: 40px 24px;
+  animation: reportFadeIn 0.35s ease-out;
 }
 
 .annual-report-page.report-route-transitioning > :not(.report-launch-overlay) {
@@ -20,40 +21,43 @@
 }
 
 .page-title {
-  font-size: 32px;
+  font-size: 28px;
   font-weight: 700;
   color: var(--text-primary);
-  margin: 0 0 12px;
+  margin: 0 0 10px;
+  letter-spacing: -0.5px;
 }
 
 .page-desc {
   font-size: 15px;
   color: var(--text-secondary);
-  margin: 0 0 48px;
+  margin: 0 0 40px;
+  line-height: 1.7;
 }
 
 .page-desc.load-summary {
-  margin: 0 0 28px;
+  margin: 0 0 24px;
 }
 
 .page-desc.load-summary.complete {
   color: var(--text-secondary);
 }
 
+// ---- Load telemetry ----
 .load-telemetry {
-  width: min(760px, 100%);
-  padding: 12px 14px;
-  margin: 0 0 28px;
-  border-radius: 12px;
-  border: 1px solid color-mix(in srgb, var(--border-color) 80%, transparent);
-  background: color-mix(in srgb, var(--card-bg) 92%, transparent);
+  width: min(620px, 100%);
+  padding: 12px 16px;
+  margin: 0 0 24px;
+  border-radius: 10px;
+  border: 1px solid var(--border-color);
+  background: var(--card-bg);
   text-align: left;
   font-size: 13px;
   color: var(--text-secondary);
   line-height: 1.5;
 
   p {
-    margin: 4px 0;
+    margin: 3px 0;
   }
 
   .label {
@@ -62,31 +66,32 @@
 }
 
 .load-telemetry.loading {
-  border-color: color-mix(in srgb, var(--primary) 30%, var(--border-color));
+  border-color: color-mix(in srgb, var(--primary) 25%, var(--border-color));
 }
 
 .load-telemetry.complete {
-  border-color: color-mix(in srgb, var(--primary) 40%, var(--border-color));
+  border-color: color-mix(in srgb, var(--primary) 35%, var(--border-color));
 }
 
 .load-telemetry.compact {
   margin: 12px 0 0;
-  width: min(560px, 100%);
+  width: min(500px, 100%);
 }
 
+// ---- Report sections ----
 .report-sections {
   display: flex;
   flex-direction: column;
-  gap: 32px;
-  width: min(760px, 100%);
+  gap: 20px;
+  width: min(620px, 100%);
 }
 
 .report-section {
   width: 100%;
   background: var(--card-bg);
   border: 1px solid var(--border-color);
-  border-radius: 20px;
-  padding: 28px;
+  border-radius: 16px;
+  padding: 24px;
   text-align: left;
 }
 
@@ -95,57 +100,57 @@
   align-items: flex-start;
   justify-content: space-between;
   gap: 16px;
-  margin-bottom: 20px;
+  margin-bottom: 16px;
 }
 
 .section-title {
   margin: 0;
-  font-size: 20px;
+  font-size: 17px;
   font-weight: 700;
   color: var(--text-primary);
 }
 
 .section-desc {
-  margin: 8px 0 0;
-  font-size: 14px;
+  margin: 6px 0 0;
+  font-size: 13px;
   color: var(--text-tertiary);
 }
 
 .section-badge {
   display: inline-flex;
   align-items: center;
-  gap: 6px;
-  padding: 6px 10px;
+  gap: 5px;
+  padding: 4px 10px;
   border-radius: 999px;
-  background: color-mix(in srgb, var(--primary) 12%, transparent);
+  background: var(--primary-light);
   color: var(--primary);
-  border: 1px solid color-mix(in srgb, var(--primary) 30%, transparent);
   font-size: 12px;
   font-weight: 600;
   white-space: nowrap;
 }
 
 .section-hint {
-  margin: 12px 0 0;
+  margin: 10px 0 0;
   font-size: 12px;
   color: var(--text-tertiary);
 }
 
+// ---- Year cards ----
 .year-grid-with-status {
   display: flex;
   align-items: flex-start;
   justify-content: space-between;
-  gap: 16px;
-  margin-bottom: 24px;
+  gap: 12px;
+  margin-bottom: 20px;
 }
 
 .year-grid {
   display: flex;
   flex-wrap: wrap;
-  gap: 16px;
+  gap: 10px;
   justify-content: center;
   max-width: 600px;
-  margin-bottom: 48px;
+  margin-bottom: 40px;
 }
 
 .report-section .year-grid {
@@ -169,7 +174,7 @@
 }
 
 .year-load-status.complete {
-  color: color-mix(in srgb, var(--primary) 80%, var(--text-secondary));
+  color: var(--primary);
 }
 
 .dot-ellipsis {
@@ -187,32 +192,33 @@
 }
 
 .year-card {
-  width: 120px;
-  height: 100px;
+  width: 88px;
+  height: 64px;
   display: flex;
   flex-direction: column;
   align-items: center;
   justify-content: center;
-  background: var(--card-bg);
-  border: 2px solid var(--border-color);
-  border-radius: 16px;
+  background: transparent;
+  border: 1px solid var(--border-color);
+  border-radius: 10px;
   cursor: pointer;
-  transition: all 0.2s;
+  transition: all 0.15s ease;
+  gap: 2px;
 
   &:hover {
-    border-color: var(--primary);
-    transform: translateY(-2px);
-    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
+    border-color: var(--text-tertiary);
+    background: var(--bg-hover);
   }
 
   &.disabled {
     pointer-events: none;
-    opacity: 0.72;
+    opacity: 0.6;
   }
 
   &.selected {
     border-color: var(--primary);
     background: var(--primary-light);
+    box-shadow: 0 0 0 1px var(--primary);
 
     .year-number {
       color: var(--primary);
@@ -220,45 +226,41 @@
   }
 
   .year-number {
-    font-size: 32px;
+    font-size: 22px;
     font-weight: 700;
     color: var(--text-primary);
     line-height: 1;
   }
 
   .year-label {
-    font-size: 14px;
+    font-size: 11px;
     color: var(--text-tertiary);
-    margin-top: 4px;
   }
 }
 
+// ---- Generate button ----
 .generate-btn {
   display: flex;
   align-items: center;
-  gap: 10px;
-  padding: 16px 40px;
-  background: linear-gradient(135deg, var(--primary) 0%, color-mix(in srgb, var(--primary) 80%, #000) 100%);
+  justify-content: center;
+  gap: 8px;
+  width: 100%;
+  padding: 12px 24px;
+  background: var(--primary);
   border: none;
-  border-radius: 50px;
-  color: #fff;
-  font-size: 16px;
+  border-radius: 10px;
+  color: var(--on-primary);
+  font-size: 15px;
   font-weight: 600;
   cursor: pointer;
-  transition: all 0.2s;
-  box-shadow: 0 4px 16px color-mix(in srgb, var(--primary) 30%, transparent);
+  transition: opacity 0.15s ease;
 
   &:hover:not(:disabled) {
-    transform: translateY(-2px);
-    box-shadow: 0 8px 24px color-mix(in srgb, var(--primary) 40%, transparent);
-  }
-
-  &:active:not(:disabled) {
-    transform: translateY(0);
+    opacity: 0.9;
   }
 
   &:disabled {
-    opacity: 0.6;
+    opacity: 0.5;
     cursor: not-allowed;
   }
 
@@ -267,13 +269,18 @@
   }
 
   &.secondary {
-    background: var(--card-bg);
+    background: var(--bg-tertiary);
     color: var(--text-primary);
     border: 1px solid var(--border-color);
-    box-shadow: none;
+
+    &:hover:not(:disabled) {
+      background: var(--bg-hover);
+      opacity: 1;
+    }
   }
 }
 
+// ---- Launch overlay ----
 .report-launch-overlay {
   position: fixed;
   inset: 0;
@@ -281,9 +288,9 @@
   display: flex;
   align-items: center;
   justify-content: center;
-  background: color-mix(in srgb, var(--bg-primary) 78%, transparent);
+  background: color-mix(in srgb, var(--bg-primary) 80%, transparent);
   backdrop-filter: blur(8px);
-  animation: report-launch-overlay-in 420ms ease-out both;
+  animation: report-launch-overlay-in 350ms ease-out both;
 }
 
 .launch-core {
@@ -293,13 +300,13 @@
   gap: 10px;
   text-align: center;
   color: var(--text-primary);
-  animation: report-launch-core-in 420ms cubic-bezier(0.2, 0.8, 0.2, 1) both;
+  animation: report-launch-core-in 350ms cubic-bezier(0.2, 0.8, 0.2, 1) both;
 }
 
 .launch-title {
   margin: 4px 0 0;
-  font-size: 18px;
-  font-weight: 650;
+  font-size: 17px;
+  font-weight: 600;
 }
 
 .launch-subtitle {
@@ -312,6 +319,7 @@
   animation: spin 1s linear infinite;
 }
 
+// ---- Animations ----
 @keyframes spin {
   from { transform: rotate(0deg); }
   to { transform: rotate(360deg); }
@@ -329,27 +337,34 @@
   }
   to {
     opacity: 0;
-    filter: blur(8px);
+    filter: blur(6px);
     transform: scale(0.985);
   }
 }
 
 @keyframes report-launch-overlay-in {
-  from {
-    opacity: 0;
-  }
-  to {
-    opacity: 1;
-  }
+  from { opacity: 0; }
+  to { opacity: 1; }
 }
 
 @keyframes report-launch-core-in {
   from {
     opacity: 0;
-    transform: translateY(18px) scale(0.96);
+    transform: translateY(14px) scale(0.97);
   }
   to {
     opacity: 1;
     transform: translateY(0) scale(1);
   }
 }
+
+@keyframes reportFadeIn {
+  from {
+    opacity: 0;
+    transform: translateY(8px);
+  }
+  to {
+    opacity: 1;
+    transform: translateY(0);
+  }
+}
diff --git a/src/pages/ChatAnalyticsHubPage.scss b/src/pages/ChatAnalyticsHubPage.scss
index f6621a7..e84a14d 100644
--- a/src/pages/ChatAnalyticsHubPage.scss
+++ b/src/pages/ChatAnalyticsHubPage.scss
@@ -7,68 +7,79 @@
 }
 
 .analytics-hub-inner {
-  width: min(720px, 100%);
-  display: flex;
-  flex-direction: column;
-  align-items: center;
-  text-align: center;
-  animation: analyticsHubFadeIn 0.4s ease-out;
+  width: min(560px, 100%);
+  animation: analyticsHubFadeIn 0.35s ease-out;
+}
+
+// ---- Hero ----
+.analytics-hub-hero {
+  margin-bottom: 40px;
 }
 
 .analytics-hub-title {
   font-size: 28px;
   font-weight: 700;
   color: var(--text-primary);
-  margin: 0 0 12px;
+  margin: 0 0 10px;
   letter-spacing: -0.5px;
 }
 
 .analytics-hub-desc {
-  max-width: 520px;
-  margin: 0 0 36px;
+  margin: 0;
   color: var(--text-secondary);
   font-size: 15px;
   line-height: 1.7;
 }
 
-.analytics-hub-grid {
-  width: 100%;
-  display: grid;
-  grid-template-columns: repeat(2, minmax(0, 1fr));
-  gap: 16px;
-}
-
-.analytics-hub-card {
+// ---- Perspectives list ----
+.analytics-hub-perspectives {
   display: flex;
   flex-direction: column;
-  align-items: flex-start;
-  text-align: left;
-  gap: 16px;
-  padding: 24px;
-  border: 1px solid var(--border-color);
+  gap: 4px;
+}
+
+.analytics-hub-perspectives-label {
+  font-size: 12px;
+  font-weight: 600;
+  color: var(--text-tertiary);
+  text-transform: uppercase;
+  letter-spacing: 0.05em;
+  padding: 0 4px;
+  margin-bottom: 8px;
+}
+
+.analytics-hub-row {
+  display: flex;
+  align-items: center;
+  gap: 14px;
+  padding: 14px 16px;
+  border: none;
   border-radius: 12px;
-  background: var(--card-bg);
+  background: transparent;
   color: var(--text-primary);
   cursor: pointer;
-  transition: background 0.15s ease, border-color 0.15s ease;
+  text-align: left;
+  transition: background 0.15s ease;
+  width: 100%;
 
   &:hover {
     background: var(--bg-hover);
-    border-color: var(--text-tertiary);
 
-    .analytics-hub-card-arrow {
+    .analytics-hub-row-arrow {
       transform: translateX(3px);
+      color: var(--text-secondary);
     }
   }
 }
 
-.analytics-hub-card-icon {
-  width: 44px;
-  height: 44px;
-  border-radius: 10px;
+.analytics-hub-row-icon {
+  width: 40px;
+  height: 40px;
+  border-radius: 50%;
   display: flex;
   align-items: center;
   justify-content: center;
+  flex-shrink: 0;
   background: var(--primary-light);
   color: var(--primary);
 
@@ -78,53 +89,39 @@
   }
 }
 
-[data-mode="dark"] .analytics-hub-card-icon--group {
+[data-mode="dark"] .analytics-hub-row-icon--group {
   background: rgba(96, 165, 250, 0.12);
   color: #60a5fa;
 }
 
-.analytics-hub-card-body {
-  display: flex;
-  flex-direction: column;
-  gap: 8px;
-  width: 100%;
+.analytics-hub-row-body {
+  flex: 1;
+  min-width: 0;
 }
 
-.analytics-hub-card-header {
-  display: flex;
-  align-items: center;
-  justify-content: space-between;
-
-  h2 {
-    margin: 0;
-    font-size: 18px;
-    font-weight: 600;
-    line-height: 1.2;
-  }
+.analytics-hub-row-title {
+  font-size: 15px;
+  font-weight: 600;
+  color: var(--text-primary);
+  margin-bottom: 2px;
 }
 
-.analytics-hub-card-arrow {
-  color: var(--text-tertiary);
-  transition: transform 0.15s ease;
-}
-
-.analytics-hub-card-body p {
-  margin: 0;
-  color: var(--text-secondary);
+.analytics-hub-row-desc {
   font-size: 13px;
-  line-height: 1.6;
+  color: var(--text-tertiary);
+  line-height: 1.5;
 }
 
-@media (max-width: 640px) {
-  .analytics-hub-grid {
-    grid-template-columns: 1fr;
-  }
+.analytics-hub-row-arrow {
+  color: var(--text-tertiary);
+  flex-shrink: 0;
+  transition: transform 0.15s ease, color 0.15s ease;
 }
 
 @keyframes analyticsHubFadeIn {
   from {
     opacity: 0;
-    transform: translateY(10px);
+    transform: translateY(8px);
   }
   to {
     opacity: 1;
diff --git a/src/pages/ChatAnalyticsHubPage.tsx b/src/pages/ChatAnalyticsHubPage.tsx
index 3e21c73..4bc514e 100644
--- a/src/pages/ChatAnalyticsHubPage.tsx
+++ b/src/pages/ChatAnalyticsHubPage.tsx
@@ -8,44 +8,44 @@ function ChatAnalyticsHubPage() {
   return (
     <div className="analytics-hub">
       <div className="analytics-hub-inner">
-        <h1 className="analytics-hub-title">聊天分析</h1>
-        <p className="analytics-hub-desc">
-          选择你要进入的分析视角。私聊分析适合查看好友聊天统计，群聊分析则用于查看群成员活跃度。
-        </p>
+        <div className="analytics-hub-hero">
+          <h1 className="analytics-hub-title">聊天分析</h1>
+          <p className="analytics-hub-desc">
+            选择你要进入的分析视角，深入了解关系网络、活跃时段与消息趋势。
+          </p>
+        </div>
+
+        <div className="analytics-hub-perspectives">
+          <div className="analytics-hub-perspectives-label">视角</div>
 
-        <div className="analytics-hub-grid">
           <button
             type="button"
-            className="analytics-hub-card"
+            className="analytics-hub-row"
             onClick={() => navigate('/analytics/private')}
           >
-            <div className="analytics-hub-card-icon">
-              <MessageSquare size={22} />
+            <div className="analytics-hub-row-icon">
+              <MessageSquare size={18} />
             </div>
-            <div className="analytics-hub-card-body">
-              <div className="analytics-hub-card-header">
-                <h2>私聊分析</h2>
-                <ArrowRight size={16} className="analytics-hub-card-arrow" />
-              </div>
-              <p>查看好友聊天统计、消息趋势、活跃时段与联系人排名。</p>
+            <div className="analytics-hub-row-body">
+              <div className="analytics-hub-row-title">私聊分析</div>
+              <div className="analytics-hub-row-desc">查看好友聊天统计、消息趋势、活跃时段与联系人排名。</div>
             </div>
+            <ArrowRight size={16} className="analytics-hub-row-arrow" />
           </button>
 
           <button
             type="button"
-            className="analytics-hub-card"
+            className="analytics-hub-row"
             onClick={() => navigate('/analytics/group')}
           >
-            <div className="analytics-hub-card-icon analytics-hub-card-icon--group">
-              <Users size={22} />
+            <div className="analytics-hub-row-icon analytics-hub-row-icon--group">
+              <Users size={18} />
             </div>
-            <div className="analytics-hub-card-body">
-              <div className="analytics-hub-card-header">
-                <h2>群聊分析</h2>
-                <ArrowRight size={16} className="analytics-hub-card-arrow" />
-              </div>
-              <p>查看群成员信息、发言排行、活跃时段和媒体内容统计。</p>
+            <div className="analytics-hub-row-body">
+              <div className="analytics-hub-row-title">群聊分析</div>
+              <div className="analytics-hub-row-desc">查看群成员信息、发言排行、活跃时段和媒体内容统计。</div>
             </div>
+            <ArrowRight size={16} className="analytics-hub-row-arrow" />
           </button>
         </div>
       </div>
diff --git a/src/pages/DualReportPage.scss b/src/pages/DualReportPage.scss
index 802f0bb..61944a0 100644
--- a/src/pages/DualReportPage.scss
+++ b/src/pages/DualReportPage.scss
@@ -1,6 +1,7 @@
 .dual-report-page {
   padding: 32px 28px;
   color: var(--text-primary);
+  animation: dualFadeIn 0.35s ease-out;
 }
 
 .dual-report-page.loading {
@@ -22,25 +23,26 @@
 
   h1 {
     margin: 0;
-    font-size: 24px;
+    font-size: 22px;
     font-weight: 700;
+    letter-spacing: -0.3px;
   }
 
   p {
-    margin: 8px 0 0;
+    margin: 6px 0 0;
     color: var(--text-secondary);
+    font-size: 14px;
   }
 }
 
 .year-badge {
   display: inline-flex;
   align-items: center;
-  gap: 6px;
-  padding: 6px 10px;
+  gap: 5px;
+  padding: 4px 10px;
   border-radius: 999px;
-  background: color-mix(in srgb, var(--primary) 12%, transparent);
+  background: var(--primary-light);
   color: var(--primary);
-  border: 1px solid color-mix(in srgb, var(--primary) 30%, transparent);
   font-size: 12px;
   font-weight: 600;
   white-space: nowrap;
@@ -50,11 +52,12 @@
   display: flex;
   align-items: center;
   gap: 8px;
-  padding: 10px 12px;
+  padding: 9px 12px;
   background: var(--card-bg);
   border: 1px solid var(--border-color);
-  border-radius: 12px;
-  margin-bottom: 20px;
+  border-radius: 10px;
+  margin-bottom: 16px;
+  color: var(--text-tertiary);
 
   input {
     flex: 1;
@@ -69,7 +72,7 @@
 .ranking-list {
   display: flex;
   flex-direction: column;
-  gap: 12px;
+  gap: 4px;
 }
 
 .ranking-item {
@@ -77,42 +80,41 @@
   grid-template-columns: auto auto 1fr auto;
   align-items: center;
   gap: 12px;
-  padding: 12px 16px;
-  background: var(--card-bg);
-  border: 1px solid var(--border-color);
-  border-radius: 14px;
+  padding: 10px 14px;
+  background: transparent;
+  border: none;
+  border-radius: 10px;
   text-align: left;
   cursor: pointer;
-  transition: all 0.2s;
+  transition: background 0.15s ease;
+  width: 100%;
 
   &:hover {
-    border-color: var(--primary);
-    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
-    transform: translateY(-1px);
+    background: var(--bg-hover);
   }
 }
 
 .rank-badge {
-  width: 28px;
-  height: 28px;
+  width: 26px;
+  height: 26px;
   border-radius: 8px;
   display: inline-flex;
   align-items: center;
   justify-content: center;
-  background: var(--border-color);
+  background: var(--bg-tertiary);
   color: var(--text-secondary);
   font-size: 12px;
   font-weight: 700;
 
   &.top {
-    background: color-mix(in srgb, var(--primary) 18%, transparent);
-    color: var(--primary);
+    background: var(--primary);
+    color: var(--on-primary);
   }
 }
 
 .avatar {
-  width: 40px;
-  height: 40px;
+  width: 36px;
+  height: 36px;
   border-radius: 50%;
   overflow: hidden;
   background: var(--primary-light);
@@ -121,6 +123,7 @@
   justify-content: center;
   color: var(--primary);
   font-weight: 700;
+  font-size: 14px;
 
   img {
     width: 100%;
@@ -132,11 +135,11 @@
 .info {
   display: flex;
   flex-direction: column;
-  gap: 2px;
-  min-width: 0; // 允许 flex 子项缩小，配合 ellipsis
+  gap: 1px;
+  min-width: 0;
 
   .name {
-    font-size: 15px;
+    font-size: 14px;
     font-weight: 600;
     color: var(--text-primary);
     white-space: nowrap;
@@ -146,29 +149,29 @@
 
   .sub {
     font-size: 12px;
-    color: var(--text-secondary); // 从 tertiary 改为 secondary 以增强对比度
+    color: var(--text-tertiary);
     white-space: nowrap;
     overflow: hidden;
     text-overflow: ellipsis;
-    opacity: 0.8;
   }
 }
 
 .meta {
   text-align: right;
   font-size: 12px;
-  color: var(--text-secondary); // 改为 secondary
+  color: var(--text-secondary);
   flex-shrink: 0;
 
   .count {
-    font-size: 14px;
+    font-size: 13px;
     font-weight: 700;
-    color: var(--primary); // 使用主题色更醒目
-    margin-bottom: 2px;
+    color: var(--primary);
+    margin-bottom: 1px;
   }
 
   .hint {
-    opacity: 0.7;
+    color: var(--text-tertiary);
+    font-size: 11px;
   }
 }
 
@@ -176,6 +179,7 @@
   text-align: center;
   color: var(--text-tertiary);
   padding: 40px 0;
+  font-size: 14px;
 }
 
 .spin {
@@ -183,11 +187,17 @@
 }
 
 @keyframes spin {
-  from {
-    transform: rotate(0deg);
-  }
+  from { transform: rotate(0deg); }
+  to { transform: rotate(360deg); }
+}
 
+@keyframes dualFadeIn {
+  from {
+    opacity: 0;
+    transform: translateY(8px);
+  }
   to {
-    transform: rotate(360deg);
+    opacity: 1;
+    transform: translateY(0);
   }
 }
\ No newline at end of file
diff --git a/src/styles/main.scss b/src/styles/main.scss
index 8b19126..5d0b7d4 100644
--- a/src/styles/main.scss
+++ b/src/styles/main.scss
@@ -1,6 +1,5 @@
 // WeFlow — ChatGPT-inspired design token system
-// Only light/dark/system modes. No per-theme variants.
-// All legacy variable names preserved for backward compatibility.
+// Accent colors per theme, backgrounds unified across themes.
 @use './chat-patterns.scss';
 
 // =============================================
@@ -8,7 +7,7 @@
 // =============================================
 :root,
 [data-mode="light"] {
-  // ---- Accent / Brand ----
+  // ---- Accent / Brand (default = ChatGPT green) ----
   --primary: #10a37f;
   --primary-rgb: 16, 163, 127;
   --primary-hover: #0d8a6c;
@@ -18,7 +17,7 @@
   --danger: #ef4444;
   --warning: #f59e0b;
 
-  // ---- Backgrounds ----
+  // ---- Backgrounds (same for all themes) ----
   --bg-primary: #ffffff;
   --bg-secondary: #f9f9f9;
   --bg-secondary-solid: #f9f9f9;
@@ -56,7 +55,6 @@
 // Dark mode
 // =============================================
 [data-mode="dark"] {
-  // ---- Accent / Brand ----
   --primary: #10a37f;
   --primary-rgb: 16, 163, 127;
   --primary-hover: #1ab893;
@@ -66,7 +64,6 @@
   --danger: #f87171;
   --warning: #fbbf24;
 
-  // ---- Backgrounds ----
   --bg-primary: #212121;
   --bg-secondary: #2f2f2f;
   --bg-secondary-solid: #2f2f2f;
@@ -75,27 +72,137 @@
   --bg-sidebar: #171717;
   --bg-gradient: linear-gradient(180deg, #212121 0%, #1a1a1a 100%);
 
-  // ---- Text ----
   --text-primary: #ececec;
   --text-secondary: #b4b4b4;
   --text-tertiary: #676767;
 
-  // ---- Borders ----
   --border-color: rgba(255, 255, 255, 0.08);
 
-  // ---- Shadows ----
   --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
   --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
 
-  // ---- Cards ----
   --card-bg: #2f2f2f;
   --card-inner-bg: #353535;
   --sent-card-bg: var(--primary);
-
-  // ---- On-primary foreground ----
   --on-primary: #ffffff;
+}
 
-  --primary-gradient: linear-gradient(135deg, #10a37f 0%, #1ab893 100%);
+// =============================================
+// Accent color themes (override --primary only)
+// Backgrounds/text stay the same — like ChatGPT's accent system.
+// =============================================
+
+// 云上舞白 — warm brown
+[data-theme="cloud-dancer"] {
+  --primary: #8B7355;
+  --primary-rgb: 139, 115, 85;
+  --primary-hover: #7A6548;
+  --primary-light: rgba(139, 115, 85, 0.1);
+  --primary-gradient: linear-gradient(135deg, #8B7355 0%, #A68B5B 100%);
+}
+[data-theme="cloud-dancer"][data-mode="dark"] {
+  --primary: #C9A86C;
+  --primary-rgb: 201, 168, 108;
+  --primary-hover: #D9B87C;
+  --primary-light: rgba(201, 168, 108, 0.15);
+  --primary-gradient: linear-gradient(135deg, #8B7355 0%, #C9A86C 100%);
+}
+
+// 繁花如梦 — rose pink
+[data-theme="blossom-dream"] {
+  --primary: #D4849A;
+  --primary-rgb: 212, 132, 154;
+  --primary-hover: #C4748A;
+  --primary-light: rgba(212, 132, 154, 0.12);
+  --primary-gradient: linear-gradient(135deg, #D4849A 0%, #E8A8B8 100%);
+}
+[data-theme="blossom-dream"][data-mode="dark"] {
+  --primary: #D19EBB;
+  --primary-rgb: 209, 158, 187;
+  --primary-hover: #DDB0C8;
+  --primary-light: rgba(209, 158, 187, 0.15);
+  --primary-gradient: linear-gradient(135deg, #D19EBB 0%, #A878A8 100%);
+}
+
+// 刚玉蓝 — steel blue
+[data-theme="corundum-blue"] {
+  --primary: #4A6670;
+  --primary-rgb: 74, 102, 112;
+  --primary-hover: #3D565E;
+  --primary-light: rgba(74, 102, 112, 0.1);
+  --primary-gradient: linear-gradient(135deg, #4A6670 0%, #5A7A86 100%);
+}
+[data-theme="corundum-blue"][data-mode="dark"] {
+  --primary: #6A9AAA;
+  --primary-rgb: 106, 154, 170;
+  --primary-hover: #7AAABA;
+  --primary-light: rgba(106, 154, 170, 0.15);
+  --primary-gradient: linear-gradient(135deg, #4A6670 0%, #6A9AAA 100%);
+}
+
+// 冰猕猴桃汁绿 — kiwi green
+[data-theme="kiwi-green"] {
+  --primary: #7A9A5C;
+  --primary-rgb: 122, 154, 92;
+  --primary-hover: #6A8A4C;
+  --primary-light: rgba(122, 154, 92, 0.1);
+  --primary-gradient: linear-gradient(135deg, #7A9A5C 0%, #8AAA6C 100%);
+}
+[data-theme="kiwi-green"][data-mode="dark"] {
+  --primary: #9ABA7C;
+  --primary-rgb: 154, 186, 124;
+  --primary-hover: #AACA8C;
+  --primary-light: rgba(154, 186, 124, 0.15);
+  --primary-gradient: linear-gradient(135deg, #7A9A5C 0%, #9ABA7C 100%);
+}
+
+// 辛辣红 — spicy red
+[data-theme="spicy-red"] {
+  --primary: #8B4049;
+  --primary-rgb: 139, 64, 73;
+  --primary-hover: #7A3540;
+  --primary-light: rgba(139, 64, 73, 0.1);
+  --primary-gradient: linear-gradient(135deg, #8B4049 0%, #A05058 100%);
+}
+[data-theme="spicy-red"][data-mode="dark"] {
+  --primary: #C06068;
+  --primary-rgb: 192, 96, 104;
+  --primary-hover: #D07078;
+  --primary-light: rgba(192, 96, 104, 0.15);
+  --primary-gradient: linear-gradient(135deg, #8B4049 0%, #C06068 100%);
+}
+
+// 明水鸭色 — teal
+[data-theme="teal-water"] {
+  --primary: #5A8A8A;
+  --primary-rgb: 90, 138, 138;
+  --primary-hover: #4A7A7A;
+  --primary-light: rgba(90, 138, 138, 0.1);
+  --primary-gradient: linear-gradient(135deg, #5A8A8A 0%, #6A9A9A 100%);
+}
+[data-theme="teal-water"][data-mode="dark"] {
+  --primary: #7ABAAA;
+  --primary-rgb: 122, 186, 170;
+  --primary-hover: #8ACABA;
+  --primary-light: rgba(122, 186, 170, 0.15);
+  --primary-gradient: linear-gradient(135deg, #5A8A8A 0%, #7ABAAA 100%);
+}
+
+// Geist — monochrome
+[data-theme="geist"] {
+  --primary: #444444;
+  --primary-rgb: 68, 68, 68;
+  --primary-hover: #333333;
+  --primary-light: rgba(68, 68, 68, 0.08);
+  --primary-gradient: linear-gradient(135deg, #444444 0%, #666666 100%);
+}
+[data-theme="geist"][data-mode="dark"] {
+  --primary: #ededed;
+  --primary-rgb: 237, 237, 237;
+  --primary-hover: #d5d5d5;
+  --primary-light: rgba(237, 237, 237, 0.1);
+  --primary-gradient: linear-gradient(135deg, #ededed 0%, #cccccc 100%);
+  --on-primary: #111111;
 }
 
 // =============================================