diff --git a/wp-content/themes/nenghui-energy-theme-4/footer.php b/wp-content/themes/nenghui-energy-theme-4/footer.php
index e08ebae..24bdb9c 100644
--- a/wp-content/themes/nenghui-energy-theme-4/footer.php
+++ b/wp-content/themes/nenghui-energy-theme-4/footer.php
@@ -49,8 +49,9 @@
                     <h3 class="footer-nav-title">ABOUT US</h3>
                     <ul class="footer-nav-list">
                         <li><a href="/about-us">Company Profile</a></li>
+                        <li><a href="/contact-us">Contact Nenghui</a></li>
                         <li><a href="/honor">Certifications & Accreditations</a></li>
-                        <li><a href="/cases">Cases</a></li>
+                        
                         <li><a href="/news">News</a></li>
                     </ul>
                 </div>
@@ -60,12 +61,12 @@
                     <ul class="footer-nav-list">
                         <li><a href="/pros/">Products</a></li>
                         <li><a href="/epc-solutions">EPC & Energy Solutions</a></li>
+                        <li><a href="/cases">Cases</a></li>
                     </ul>
                 </div>
                 <div class="footer-nav-column">
-                    <h3 class="footer-nav-title">CONTACT US</h3>
+                    <h3 class="footer-nav-title">CAREER</h3>
                     <ul class="footer-nav-list">
-                        <li><a href="/contact-us">Contact Us</a></li>
                         <li><a href="/join-us/">Join Us</a></li>
                     </ul>
                 </div>
@@ -113,6 +114,8 @@
     <?php wp_footer(); ?>
     <script src="https://cdnjs.cloudflare.com/ajax/libs/aos/2.3.4/aos.js"></script>
     <script src="https://cdnjs.cloudflare.com/ajax/libs/Swiper/11.0.5/swiper-bundle.min.js"></script>
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/vanilla-tilt/1.7.2/vanilla-tilt.min.js"></script>
+
     <script>
        AOS.init({
         duration: 800,   // 动画持续时间
diff --git a/wp-content/themes/nenghui-energy-theme-4/functions.php b/wp-content/themes/nenghui-energy-theme-4/functions.php
index 5a48930..0e35d79 100644
--- a/wp-content/themes/nenghui-energy-theme-4/functions.php
+++ b/wp-content/themes/nenghui-energy-theme-4/functions.php
@@ -469,4 +469,76 @@ function load_more_products_callback() {
     wp_send_json_success(array('products' => $products));
 }
 
+// 拦截导航
+// 关键修改：将钩子从 'template_redirect' 提前到 'init'，并保持优先级 1
+add_action( 'init', 'custom_redirect_chinese_to_cn_domain', 1 );
+
+function custom_redirect_chinese_to_cn_domain() {
+    
+    // 忽略后台请求和 AJAX 请求，避免误杀管理员操作
+    if ( is_admin() || ( defined('DOING_AJAX') && DOING_AJAX ) ) {
+        return;
+    }
+
+    $target_domain = 'https://cn.nenghui.com';
+    $current_uri   = $_SERVER['REQUEST_URI'];
+    $is_chinese_request = false;
+    $matched_reason = '';
+
+    // ==========================================
+    // 🛠️ 调试模式开关 (测试完毕后请改为 false)
+    // ==========================================
+    $debug_mode = false; 
+
+    // 1. 嗅探 A：严格的正则匹配，匹配 /zh/, /zh_CN, /zh-cn/ 等
+    // 解释：(?:^|/) 开头或斜杠; (zh|zh_CN|zh-CN|zh-cn|cn) 语言代码; (/|\?|$) 结尾、参数或斜杠
+    if ( preg_match( '#(?:^|/)(zh|zh_CN|zh-CN|zh-cn|cn)(/|\?|$)#i', $current_uri, $matches ) ) {
+        $is_chinese_request = true;
+        $matched_reason = "URL 路径匹配成功 (检测到: " . $matches[1] . ")";
+    }
+
+    // 2. 嗅探 B：检查 GET 参数 (?lang=zh_CN)
+    if ( isset( $_GET['lang'] ) && in_array( strtolower($_GET['lang']), ['zh_cn', 'zh-cn', 'zh', 'cn'] ) ) {
+        $is_chinese_request = true;
+        $matched_reason = "URL 参数匹配成功 (?lang=" . $_GET['lang'] . ")";
+    }
+
+    // ==========================================
+    // 🖥️ 可视化调试输出
+    // ==========================================
+    if ( $debug_mode && $is_chinese_request ) {
+        // 如果开启了调试且匹配成功，直接输出并终止
+        echo "<div style='background:#111; color:#13eca4; padding:30px; font-family:monospace; border:2px solid #ff6b00; margin:20px; border-radius:10px; z-index:99999; position:relative;'>";
+        echo "<h2 style='color:#fff; border-bottom:1px solid #333; padding-bottom:10px;'>🚀 路由跳转调试面板 (Init Hook)</h2>";
+        echo "<p><strong>当前请求的 URI:</strong> " . esc_html($current_uri) . "</p>";
+        echo "<p style='color:#ff6b00;'><strong>状态:</strong> 🟢 匹配成功！准备执行跳转。</p>";
+        echo "<p><strong>触发原因:</strong> " . esc_html($matched_reason) . "</p>";
+        echo "<p><strong>目标地址:</strong> " . esc_html(trailingslashit($target_domain)) . "</p>";
+        echo "<p style='margin-top:20px; color:#aaa;'><em>提示：关闭 \$debug_mode 即可真正执行 301 跳转。</em></p>";
+        echo "</div>";
+        exit;
+    } elseif ( $debug_mode && isset($_GET['test_redirect']) ) {
+        // 增加一个强制调试入口。输入 http://localhost:82/?test_redirect=1 查看未匹配原因
+        echo "<div style='background:#111; color:#f44336; padding:30px; font-family:monospace; border:2px solid #333; margin:20px; border-radius:10px;'>";
+        echo "<h2>🔴 未匹配到中文特征</h2>";
+        echo "<p>当前 URI: " . esc_html($current_uri) . "</p>";
+        echo "</div>";
+        exit;
+    }
+
+    // ==========================================
+    // 🚀 正式执行跳转逻辑
+    // ==========================================
+    if ( $is_chinese_request && !$debug_mode ) {
+        // 统一跳转到国内站首页
+        $final_url = trailingslashit( $target_domain );
+        
+        // 必须使用 wp_safe_redirect 或 header 并在前置 hook 提前输出
+        wp_redirect( $final_url, 301 );
+        exit;
+    }
+}
+
+
+
 ?>
\ No newline at end of file
diff --git a/wp-content/themes/nenghui-energy-theme-4/header.php b/wp-content/themes/nenghui-energy-theme-4/header.php
index b329416..ea15bc2 100644
--- a/wp-content/themes/nenghui-energy-theme-4/header.php
+++ b/wp-content/themes/nenghui-energy-theme-4/header.php
@@ -10,11 +10,12 @@
      <link href="https://fonts.googleapis.com/css2?family=Material+Symbols+Outlined:wght,FILL@100..700,0..1&amp;display=swap" rel="stylesheet"/>
     <link href="https://fonts.googleapis.com" rel="preconnect"/>
     <link crossorigin="" href="https://fonts.gstatic.com" rel="preconnect"/>
-    <link href="https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;700&family=Inter:wght@400;500;700;800;900&family=JetBrains+Mono:wght@500&&amp;display=swap" rel="stylesheet"/>
+    <link href="https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;700&family=Liu+Jian+Mao+Cao:wght@400;700&family=Sacramento&family=Inter:wght@400;500;700;800;900&family=JetBrains+Mono:wght@500&&amp;display=swap" rel="stylesheet"/>
+   
     <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/Swiper/11.0.5/swiper-bundle.min.css" />
     <!-- AOS Animation Library -->
     <link href="https://cdnjs.cloudflare.com/ajax/libs/aos/2.3.4/aos.css" rel="stylesheet">
-
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/vanilla-tilt/1.7.2/vanilla-tilt.min.js"></script>
     <!-- Tailwind & Config -->
     <script src="https://cdn.tailwindcss.com?plugins=forms,container-queries"></script>
     <script id="tailwind-config">
@@ -28,6 +29,7 @@
                         "background-dark": "#10221c",
                         "pearlescent": "#f0f7f5",
                         "silver-accent": "#e2e8f0",
+                        "about-us": "#ff6b00"
                     },
                     fontFamily: {
                         "display": ["Space Grotesk", "sans-serif"],
@@ -46,6 +48,17 @@
                     backgroundImage: {
                         'liquid-gradient': 'linear-gradient(135deg, #f8fcfa 0%, #e8f5f1 50%, #dcfce7 100%)',
                         'glass-gradient': 'linear-gradient(180deg, rgba(255, 255, 255, 0.6) 0%, rgba(255, 255, 255, 0.3) 100%)',
+                         'aurora': 'linear-gradient(135deg, rgba(19,236,164,0.1) 0%, rgba(13,166,112,0.05) 50%, rgba(248,252,250,0) 100%)',
+                        'mesh': 'radial-gradient(at 40% 20%, rgba(19,236,164,0.08) 0px, transparent 50%), radial-gradient(at 80% 0%, rgba(16,34,28,0.05) 0px, transparent 50%), radial-gradient(at 0% 50%, rgba(19,236,164,0.05) 0px, transparent 50%)',
+                   
+                    },
+                     boxShadow: {
+                        // 将光效统一映射为 primary 颜色 (13eca4 的 RGBA)
+                        'glow': '0 0 20px rgba(19, 236, 164, 0.4)',
+                        'glow-lg': '0 10px 30px rgba(19, 236, 164, 0.4)',
+                        'bento': '0 20px 40px -15px rgba(0,0,0,0.05), 0 0 0 1px rgba(0,0,0,0.02)',
+                        'bento-hover': '0 30px 60px -20px rgba(19,236,164,0.15), 0 0 0 1px rgba(19,236,164,0.3)',
+                        'bento-dark': '0 30px 60px -15px rgba(0,0,0,0.3), 0 0 0 1px rgba(255,255,255,0.1)',
                     },
                     keyframes: {
                         fadeIn: {
@@ -70,6 +83,29 @@
                             '0%': { boxShadow: '0 0 0px rgba(19,236,164,0)' },
                             '50%': { boxShadow: '0 0 50px rgba(19,236,164,0.4)', transform: 'scale(1.02)' },
                             '100%': { boxShadow: '0 0 0px rgba(19,236,164,0)' },
+                        },
+                         // 高级交互动画
+                        pulseGlow: { 
+                            '0%': { textShadow: '0 0 10px rgba(19, 236, 164, 0.4)' }, 
+                            '100%': { textShadow: '0 0 30px #ff6b00' } 
+                        },
+                        sweep: { '100%': { left: '200%' } },
+                        cardFlip: { 
+                            '0%': { opacity: '0', transform: 'rotateY(-90deg) translateZ(50px)' }, 
+                            '100%': { opacity: '1', transform: 'rotateY(0deg) translateZ(0)' } 
+                        },
+                        floatY: { 
+                            '0%, 100%': { transform: 'translateY(0)' }, 
+                            '50%': { transform: 'translateY(-15px)' } 
+                        },
+                         textShimmer: {
+                            '0%': { backgroundPosition: '0% 50%' },
+                            '100%': { backgroundPosition: '100% 50%' },
+                        },
+                        blobSpin: {
+                            '0%': { transform: 'rotate(0deg) scale(1)' },
+                            '50%': { transform: 'rotate(180deg) scale(1.1)' },
+                            '100%': { transform: 'rotate(360deg) scale(1)' },
                         }
                     },
                     animation: {
@@ -77,12 +113,107 @@
                         'scan-slow': 'scan 6s linear infinite',
                         'spin-slow': 'rotateGlobe 60s linear infinite',
                         'dash-flow': 'dash 3s linear infinite',
-                        'globe-select': 'globePulse 0.8s ease-out'
+                        'globe-select': 'globePulse 0.8s ease-out',
+                        'pulse-glow': 'pulseGlow 2s infinite alternate',
+                        'sweep': 'sweep 3s infinite',
+                        'flip-in': 'cardFlip 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards',
+                        'float-1': 'floatY 3s ease-in-out infinite',
+                        'float-2': 'floatY 3s ease-in-out infinite 1s',
+                        'float-3': 'floatY 3s ease-in-out infinite 2s',
+                        'text-shimmer': 'textShimmer 3s ease-out infinite alternate',
+                        'blob-spin': 'blobSpin 20s infinite cubic-bezier(0.4, 0, 0.2, 1)',
                     }
                 },
             },
         }
     </script>
+    <!-- Tailwind 基础样式注入 -->
+    <style type="text/tailwindcss">
+     
+        @layer utilities {
+            /* contact us */
+             #contact-us .focus-group:hover > div:not(:hover) {
+                opacity: 0.6;
+                transform: scale(0.98);
+                filter: blur(2px);
+            }
+            #contact-us .focus-group > div {
+                transition: opacity 0.5s ease, transform 0.5s ease, filter 0.5s ease;
+            }
+
+            /* about-us */
+           /* 新增：专门为副标题定制的 3D 荧光挤压动画 */
+            .text-3d-subtitle {
+                color: #ff6b00; /* 保持主题色 */
+                animation: pulse3d 2s infinite alternate;
+            }
+
+            @keyframes pulse3d {
+                0% {
+                    text-shadow: 
+                        /* 左上高光 */
+                        -1px -1px 0px rgba(255, 255, 255, 0.5),
+                        /* 右下厚度 (深翠绿色系) */
+                        1px 1px 0px #ce6c33,
+                        2px 2px 0px #b44914,
+                        3px 3px 0px #75600a,
+                        /* 基础投影 */
+                        4px 4px 10px rgba(0, 0, 0, 0.6),
+                        /* 较弱的呼吸背光 */
+                        0px 0px 10px rgba(224, 114, 12, 0.3);
+                }
+                100% {
+                    text-shadow: 
+                        -1px -1px 0px rgba(255, 255, 255, 0.7),
+                        1px 1px 0px #cc7e19,
+                        2px 2px 0px #e2d921,
+                        3px 3px 0px #692a05,
+                        5px 5px 15px rgba(0, 0, 0, 0.8),
+                        /* 较强的呼吸背光，模拟能量溢出 */
+                        0px 0px 30px #f2e930,
+                        0px 0px 50px rgba(195, 159, 16, 0.6);
+                }
+            }
+         
+            .text-3d {
+                text-shadow: 
+                    0 1px 0 #e2e8f0,   /* 亮银色顶边 */
+                    0 2px 0 #cbd5e1,
+                    0 3px 0 #94a3b8,
+                    0 4px 0 #64748b,   /* 逐渐变暗模拟背光面 */
+                    0 5px 0 #475569,
+                    0 6px 0 #334155,
+                    0 8px 10px rgba(0, 0, 0, 0.4),   /* 近处接触阴影 */
+                    0 15px 20px rgba(0, 0, 0, 0.3),  /* 中距离扩散阴影 */
+                    0 25px 40px rgba(0, 0, 0, 0.8);  /* 远距离环境阴影 */
+            }
+             .text-3d-ultra {
+                color: #ffffff;
+                /* 1. 顶部左侧的亮色高光切割边 */
+                text-shadow: 
+                    -1px -1px 1px rgba(255, 255, 255, 0.3),
+                    /* 2. 右下角 45度 斜向挤压厚度 (融入您的深墨绿环境色) */
+                    1px 1px 0px #0d1e18,
+                    2px 2px 0px #0a1813,
+                    3px 3px 0px #08130e,
+                    4px 4px 0px #060e0a,
+                    5px 5px 0px #040906,
+                    6px 6px 0px #020403,
+                    7px 7px 0px #000000,
+                    /* 3. 接触面的死黑投影 */
+                    8px 8px 15px rgba(0, 0, 0, 0.8),
+                    /* 4. 远距离大范围柔和投影 */
+                    15px 15px 30px rgba(0, 0, 0, 0.6),
+                    /* 5. 核心点睛之笔：在阴影反方向及底部映射出 #13eca4 (Primary) 的环境光晕 */
+                    -5px -5px 30px rgba(19, 236, 164, 0.1),
+                    10px 10px 40px rgba(19, 236, 164, 0.25);
+            }
+            /* Tab 状态管控：选中时变为 primary 背景与深色字体 */
+        
+            #tech-landing-wrapper .tab-content { @apply hidden; }
+            #tech-landing-wrapper .tab-content.active { @apply grid; }
+        }
+    </style>
 </head>
 <body <?php body_class(); ?>>
     <nav class="main-nav">
diff --git a/wp-content/themes/nenghui-energy-theme-4/inc/shortcode.php b/wp-content/themes/nenghui-energy-theme-4/inc/shortcode.php
index 3d4c490..f15bb01 100644
--- a/wp-content/themes/nenghui-energy-theme-4/inc/shortcode.php
+++ b/wp-content/themes/nenghui-energy-theme-4/inc/shortcode.php
@@ -1703,7 +1703,7 @@ function nenghui_products_list_shortcode($atts) {
     $atts = shortcode_atts(array(
         'id' => 'nenghui-products-list-shortcode',
         'class' => '',
-        'per_page' => '3',
+        'per_page' => '20',
         'category' => '',
         'order' => 'date',
         'orderby' => 'DESC',
diff --git a/wp-content/themes/nenghui-energy-theme-4/style.css b/wp-content/themes/nenghui-energy-theme-4/style.css
index c77732e..746fb28 100644
--- a/wp-content/themes/nenghui-energy-theme-4/style.css
+++ b/wp-content/themes/nenghui-energy-theme-4/style.css
@@ -89,8 +89,8 @@
     }
     h1, h2, h3, h4, h5, h6 {
         font-weight: bold;
-        color: #333;
-        margin-bottom: 1rem;
+        /* color: #333; */
+        /* margin-bottom: 1rem; */
         transition: all 0.3s ease;
     }
     h2{