diff --git a/src/App.css b/src/App.css
index 5c87033..a90d6d0 100644
--- a/src/App.css
+++ b/src/App.css
@@ -29,18 +29,32 @@
   box-shadow: 0 8px 20px rgba(0,0,0,0.25);
 }
 .form-split { color: var(--muted); }
-:root{
-  --bg: #f5f7fb;
-  --panel: #ffffff;
-  --soft: #f1f3f7;
-  --text: #171a1f;
-  --muted: #4d5562;
-  --accent: #5f97d2;
-  --good: #2fb167;
-  --warn: #caa410;
-  --bad:  #b6404a;
-  --border: #e5e7ef;
-  --shadow: 0 10px 25px rgba(10,16,25,.08);
+:root{ /* 深色科技风主题 - 参考 x.ai */
+  --bg: #0a0a0f;
+  --bg-secondary: #12121a;
+  --panel: rgba(20, 20, 30, 0.6);
+  --panel-solid: #14141e;
+  --soft: rgba(30, 30, 45, 0.5);
+  --text: #e8e8f0;
+  --text-secondary: #a0a0b0;
+  --muted: #6a6a7a;
+  --accent: #7c5cff;
+  --accent-glow: rgba(124, 92, 255, 0.3);
+  --accent-gradient: linear-gradient(135deg, #7c5cff 0%, #a084ff 100%);
+  --primary-gradient: linear-gradient(135deg, #7c5cff 0%, #5d3fd3 100%);
+  --secondary-gradient: linear-gradient(135deg, #ff6b9d 0%, #c06cf5 100%);
+  --success-gradient: linear-gradient(135deg, #00d4ff 0%, #0088ff 100%);
+  --warning-gradient: linear-gradient(135deg, #ff9f1c 0%, #ffbf69 100%);
+  --info-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+  --good: #00d4aa;
+  --warn: #ffb347;
+  --bad:  #ff6b9d;
+  --border: rgba(124, 92, 255, 0.15);
+  --border-subtle: rgba(255, 255, 255, 0.05);
+  --shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
+  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.6);
+  --shadow-colored: 0 10px 30px rgba(124, 92, 255, 0.3);
+  --glow: 0 0 20px rgba(124, 92, 255, 0.4);
 }
 :root.light{
   --bg: #f5f7fb;
@@ -61,30 +75,115 @@ html,body{height:100%; width:100%; margin:0; padding:0}
 body{
   margin:0;
   font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol";
-  background:var(--bg);
+  background: var(--bg);
   color:var(--text);
   display:flex;
   min-height:100vh;
   width:100%;
   overflow:hidden;
+  position: relative;
+}
+/* 科技感网格背景 - 类似 x.ai */
+body::before {
+  content: '';
+  position: fixed;
+  top: 0;
+  left: 0;
+  width: 100%;
+  height: 100%;
+  background-image:
+    linear-gradient(rgba(124, 92, 255, 0.03) 1px, transparent 1px),
+    linear-gradient(90deg, rgba(124, 92, 255, 0.03) 1px, transparent 1px);
+  background-size: 50px 50px;
+  pointer-events: none;
+  z-index: 0;
+}
+/* 光晕效果 */
+body::after {
+  content: '';
+  position: fixed;
+  top: -50%;
+  left: -50%;
+  width: 200%;
+  height: 200%;
+  background: radial-gradient(
+    circle at 50% 50%,
+    rgba(124, 92, 255, 0.08) 0%,
+    transparent 50%
+  );
+  pointer-events: none;
+  z-index: 0;
+  animation: pulse 8s ease-in-out infinite;
+}
+@keyframes pulse {
+  0%, 100% { opacity: 0.5; transform: scale(1); }
+  50% { opacity: 1; transform: scale(1.1); }
 }
 a{color:inherit; text-decoration:none}
 .container{display:flex; flex:1; width:100vw; height:100vh; max-width:none; margin:0; padding:0}
 
 .sidebar{
-  border-right:1px solid var(--border);
-  background:linear-gradient(180deg, var(--panel), var(--soft));
+  border-right:1px solid rgba(102, 126, 234, 0.1);
+  background: linear-gradient(180deg,
+    rgba(102, 126, 234, 0.05) 0%,
+    rgba(118, 75, 162, 0.03) 50%,
+    var(--panel) 100%
+  );
+  backdrop-filter: blur(10px);
   padding:20px; height:100vh; flex-shrink:0;
   display:flex; flex-direction:column;
   overflow: hidden;
+  position: relative;
 }
-.brand{ display:flex; align-items:center; gap:10px; padding:8px 6px; margin-bottom:16px; }
+.sidebar::before {
+  content: '';
+  position: absolute;
+  top: 0;
+  left: 0;
+  right: 0;
+  height: 200px;
+  background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.05) 100%);
+  border-radius: 0 0 50% 50%;
+  pointer-events: none;
+}
+.brand{ display:flex; align-items:center; gap:10px; padding:8px 6px; margin-bottom:16px; position: relative; z-index: 1; }
 .brand .logo{
-  width:28px; height:28px; border-radius:8px;
-  background: radial-gradient(120% 120% at 0% 0%, var(--accent) 0%, #9dc3e7 48%, #9394e7 100%);
-  box-shadow:var(--shadow);
+  width:32px; height:32px; border-radius:10px;
+  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+  box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
+  position: relative;
+  overflow: hidden;
+}
+.brand .logo::before {
+  content: '';
+  position: absolute;
+  top: -50%;
+  left: -50%;
+  width: 200%;
+  height: 200%;
+  background: linear-gradient(
+    45deg,
+    transparent,
+    rgba(255, 255, 255, 0.3),
+    transparent
+  );
+  transform: rotate(45deg);
+  animation: shimmer 3s infinite;
+}
+@keyframes shimmer {
+  0%, 100% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
+  50% { transform: translateX(100%) translateY(100%) rotate(45deg); }
+}
+.brand h1{
+  font-size:17px;
+  letter-spacing:.4px;
+  margin:0;
+  font-weight:800;
+  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+  -webkit-background-clip: text;
+  -webkit-text-fill-color: transparent;
+  background-clip: text;
 }
-.brand h1{font-size:16px; letter-spacing:.4px; margin:0; font-weight:700}
 
 .sidegroup{margin-top:16px}
 .sidegroup h2{ font-size:11px; text-transform:uppercase; color:var(--muted); letter-spacing:.8px; margin:12px 8px; }
@@ -97,14 +196,58 @@ a{color:inherit; text-decoration:none}
 .nav a.active{background:var(--soft); border-color:var(--border)}
 
 .header{
-  display:flex; align-items:center; justify-content:space-between; padding:16px 22px;
-  border-bottom:1px solid var(--border); background:var(--panel); z-index:6; flex-shrink:0;
+  display:flex; align-items:center; justify-content:space-between; padding:18px 24px;
+  border-bottom:1px solid rgba(102, 126, 234, 0.1);
+  background: linear-gradient(90deg, rgba(255,255,255,0.95) 0%, rgba(255,255,255,0.98) 100%);
+  backdrop-filter: blur(10px);
+  z-index:6;
+  flex-shrink:0;
+  box-shadow: 0 2px 8px rgba(0,0,0,0.03);
+}
+.search{
+  display:flex;
+  align-items:center;
+  gap:10px;
+  background: linear-gradient(135deg, rgba(102, 126, 234, 0.05) 0%, rgba(118, 75, 162, 0.03) 100%);
+  padding:10px 16px;
+  border-radius:14px;
+  border:1px solid rgba(102, 126, 234, 0.15);
+  transition: all 0.3s ease;
+}
+.search:focus-within {
+  border-color: rgba(102, 126, 234, 0.4);
+  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.15);
+  transform: translateY(-1px);
+}
+.search input{background:transparent; border:none; outline:none; color:var(--text); width:280px; font-size: 14px;}
+.actions{display:flex; align-items:center; gap:12px}
+.btn{
+  padding:10px 18px;
+  border-radius:12px;
+  border:1px solid rgba(102, 126, 234, 0.2);
+  background: linear-gradient(135deg, rgba(255,255,255,0.9) 0%, rgba(255,255,255,0.7) 100%);
+  color:var(--text);
+  cursor:pointer;
+  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
+  font-weight: 500;
+  font-size: 14px;
+}
+.btn:hover {
+  transform: translateY(-2px);
+  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.15);
+  border-color: rgba(102, 126, 234, 0.4);
+}
+.btn.primary{
+  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+  border-color:transparent;
+  color:white;
+  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
+  font-weight: 600;
+}
+.btn.primary:hover {
+  box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
+  transform: translateY(-3px);
 }
-.search{ display:flex; align-items:center; gap:10px; background:var(--soft); padding:8px 12px; border-radius:12px; border:1px solid var(--border); }
-.search input{background:transparent; border:none; outline:none; color:var(--text); width:280px}
-.actions{display:flex; align-items:center; gap:10px}
-.btn{ padding:8px 12px; border-radius:10px; border:1px solid var(--border); background:var(--soft); color:var(--text); cursor:pointer; }
-.btn.primary{background:var(--accent); border-color:transparent; color:white; box-shadow:var(--shadow)}
 
 .main{flex:1; display:flex; flex-direction:column; min-width:0; height:100vh; overflow:hidden; width:100%}
 .subnav{
@@ -135,12 +278,50 @@ a{color:inherit; text-decoration:none}
 .flex-3{display:grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap:16px}
 .full{display:block; width:100%; box-sizing:border-box}
 
-.kpis{display:grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap:12px}
+.kpis{display:grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap:14px}
 .kpi{
-  background:var(--soft); border:1px solid var(--border); border-radius:14px; padding:14px;
+  background: linear-gradient(135deg, rgba(255,255,255,0.9) 0%, rgba(255,255,255,0.7) 100%);
+  border:1px solid rgba(102, 126, 234, 0.1);
+  border-radius:16px;
+  padding:18px;
+  position: relative;
+  overflow: hidden;
+  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
+  cursor: pointer;
+}
+.kpi::before {
+  content: '';
+  position: absolute;
+  top: 0;
+  left: 0;
+  width: 100%;
+  height: 4px;
+  background: var(--primary-gradient);
+  opacity: 0;
+  transition: opacity 0.3s ease;
+}
+.kpi:hover {
+  transform: translateY(-4px);
+  box-shadow: 0 12px 24px rgba(102, 126, 234, 0.15);
+  border-color: rgba(102, 126, 234, 0.3);
+}
+.kpi:hover::before {
+  opacity: 1;
+}
+.kpi:nth-child(1)::before { background: var(--primary-gradient); }
+.kpi:nth-child(2)::before { background: var(--success-gradient); }
+.kpi:nth-child(3)::before { background: var(--warning-gradient); }
+.kpi:nth-child(4)::before { background: var(--secondary-gradient); }
+.kpi h3{margin:0; font-size:13px; color:var(--muted); font-weight: 600; letter-spacing: 0.3px;}
+.kpi .num{
+  font-size:28px;
+  font-weight:900;
+  margin-top:8px;
+  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+  -webkit-background-clip: text;
+  -webkit-text-fill-color: transparent;
+  background-clip: text;
 }
-.kpi h3{margin:0; font-size:12px; color:var(--muted)}
-.kpi .num{font-size:26px; font-weight:800; margin-top:6px}
 .kpi .delta{font-size:12px; margin-left:8px; padding:2px 6px; border-radius:8px; background:var(--panel); border:1px solid var(--border)}
 
 .table{width:100%; border-collapse:collapse; font-size:14px; min-width:800px; table-layout:fixed; box-sizing:border-box}
diff --git a/src/components/DynamicMenu.css b/src/components/DynamicMenu.css
index e77ebb4..2810975 100644
--- a/src/components/DynamicMenu.css
+++ b/src/components/DynamicMenu.css
@@ -10,23 +10,50 @@
 
 .dynamic-menu-wrapper .ant-menu-item,
 .dynamic-menu-wrapper .ant-menu-submenu-title {
-  border-radius: 10px;
+  border-radius: 12px;
   margin: 4px 0;
   padding-left: 16px !important;
-  height: 40px;
-  line-height: 40px;
-  transition: all 0.2s;
+  height: 42px;
+  line-height: 42px;
+  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
   border: 1px solid transparent;
+  position: relative;
+  overflow: hidden;
+}
+
+.dynamic-menu-wrapper .ant-menu-item::before,
+.dynamic-menu-wrapper .ant-menu-submenu-title::before {
+  content: '';
+  position: absolute;
+  left: 0;
+  top: 0;
+  height: 100%;
+  width: 3px;
+  background: var(--primary-gradient);
+  opacity: 0;
+  transition: opacity 0.3s ease;
 }
 
 .dynamic-menu-wrapper .ant-menu-item:hover,
 .dynamic-menu-wrapper .ant-menu-submenu-title:hover {
-  background: var(--soft) !important;
+  background: linear-gradient(135deg, rgba(102, 126, 234, 0.08) 0%, rgba(118, 75, 162, 0.05) 100%) !important;
+  transform: translateX(4px);
+  border-color: rgba(102, 126, 234, 0.15) !important;
+}
+
+.dynamic-menu-wrapper .ant-menu-item:hover::before,
+.dynamic-menu-wrapper .ant-menu-submenu-title:hover::before {
+  opacity: 1;
 }
 
 .dynamic-menu-wrapper .ant-menu-item-selected {
-  background: var(--soft) !important;
-  border-color: var(--border) !important;
+  background: linear-gradient(135deg, rgba(102, 126, 234, 0.12) 0%, rgba(118, 75, 162, 0.08) 100%) !important;
+  border-color: rgba(102, 126, 234, 0.2) !important;
+  box-shadow: 0 2px 8px rgba(102, 126, 234, 0.15);
+}
+
+.dynamic-menu-wrapper .ant-menu-item-selected::before {
+  opacity: 1;
 }
 
 .dynamic-menu-wrapper .ant-menu-item-selected::after {
@@ -36,8 +63,16 @@
 /* 图标样式 */
 .dynamic-menu-wrapper .ant-menu-item .anticon,
 .dynamic-menu-wrapper .ant-menu-submenu-title .anticon {
-  font-size: 16px;
+  font-size: 18px;
   color: var(--text);
+  transition: all 0.3s ease;
+}
+
+.dynamic-menu-wrapper .ant-menu-item:hover .anticon,
+.dynamic-menu-wrapper .ant-menu-submenu-title:hover .anticon,
+.dynamic-menu-wrapper .ant-menu-item-selected .anticon {
+  transform: scale(1.1);
+  color: #667eea;
 }
 
 /* 折叠时的样式 */
@@ -62,8 +97,8 @@
 
 .dynamic-menu-wrapper .ant-menu-inline-collapsed > .ant-menu-item .anticon,
 .dynamic-menu-wrapper .ant-menu-inline-collapsed > .ant-menu-submenu > .ant-menu-submenu-title .anticon {
-  font-size: 20px;
-  line-height: 40px;
+  font-size: 22px;
+  line-height: 42px;
   margin: 0 !important;
 }
 
@@ -93,11 +128,17 @@
 /* 展开箭头样式 */
 .dynamic-menu-wrapper .ant-menu-submenu-arrow {
   color: var(--muted);
+  transition: all 0.3s ease;
+}
+
+.dynamic-menu-wrapper .ant-menu-submenu-title:hover .ant-menu-submenu-arrow {
+  color: #667eea;
 }
 
 /* 子菜单展开时的样式 */
 .dynamic-menu-wrapper .ant-menu-submenu-open > .ant-menu-submenu-title {
   color: var(--text);
+  background: linear-gradient(135deg, rgba(102, 126, 234, 0.08) 0%, rgba(118, 75, 162, 0.05) 100%) !important;
 }
 
 /* 文字超出隐藏 */
@@ -105,4 +146,14 @@
   overflow: hidden;
   text-overflow: ellipsis;
   white-space: nowrap;
+  font-weight: 500;
+  font-size: 14px;
 }
+
+/* 菜单项文字悬停效果 */
+.dynamic-menu-wrapper .ant-menu-item:hover .ant-menu-title-content,
+.dynamic-menu-wrapper .ant-menu-item-selected .ant-menu-title-content {
+  color: #667eea;
+  font-weight: 600;
+}
+
diff --git a/src/main.tsx b/src/main.tsx
index 828b4b0..19e85b4 100644
--- a/src/main.tsx
+++ b/src/main.tsx
@@ -3,6 +3,7 @@ import { createRoot } from 'react-dom/client'
 import { Provider } from 'jotai'
 import { BrowserRouter } from 'react-router-dom'
 import './App.css'
+import './darkTheme.css'
 import 'antd/dist/reset.css'
 import App from './App.tsx'
 import AuthGuard from './components/AuthGuard'