feat: 全站预发布模式——所有产品标注研发中状态，移除定价与交付承诺

- 产品页：添加 status 字段与研发中状态徽章，移除定价信息，功能描述改为规划措辞
- 产品详情：CTA 从立即购买改为预约体验，新增定价待公布区域
- 解决方案详情：关联产品卡片补充研发中状态徽章
- 关于页：更新发展历程里程碑、统计数据、核心价值观，确保与研发阶段逻辑自洽
- 首页：更新社会证明、客户评价、解决方案等区块文案
- 新闻页：分类从产品发布调整为研发动态
- 全站品牌名统一为睿新致远，移除重复文案，规范标点与编码
- 修复 FlipCard 组件 useReducer 替代 useEffect+setState

src/components/ui/flip-clock.tsx

@@ -1,6 +1,6 @@
 'use client';
 
-import { useState, useEffect } from 'react';
+import { useReducer } from 'react';
 import { motion, AnimatePresence } from 'framer-motion';
 
 interface FlipCardProps {
@@ -84,24 +84,24 @@ function FlipDigit({ digit, prevDigit }: FlipDigitProps) {
 }
 
 function FlipCard({ value, label, maxDigits = 2 }: FlipCardProps) {
-  const [prevValue, setPrevValue] = useState(value);
-  const [currentValue, setCurrentValue] = useState(value);
+  const [state, dispatch] = useReducer(
+    (prev: { current: number; previous: number }, next: number) => {
+      if (next === prev.current) {
+        return prev;
+      }
+      return { current: next, previous: prev.current };
+    },
+    { current: value, previous: value }
+  );
+  dispatch(value);
 
-  useEffect(() => {
-    if (value !== currentValue) {
-      setPrevValue(currentValue);
-      setCurrentValue(value);
-    }
-  }, [value]);
-
-  // 将数字转换为数组，每个数字一位
   const formatNumber = (num: number) => {
     const str = num.toString().padStart(maxDigits, '0');
     return str.split('').map(c => parseInt(c));
   };
 
-  const currentDigits = formatNumber(currentValue);
-  const prevDigits = formatNumber(prevValue);
+  const currentDigits = formatNumber(state.current);
+  const prevDigits = formatNumber(state.previous);
 
   return (
     <div className="flex flex-col items-center">
@@ -142,7 +142,7 @@ export function FlipClock({ years, months, days }: FlipClockProps) {
       </div>
       
       <p className="text-[#5C5C5C] leading-relaxed font-medium">
-        持续为客户提供优质的数字化转型服务
+        持续打磨产品，致力于为企业提供优质的数字化转型服务
       </p>
     </div>
   );

src/components/ui/product-card.tsx

@@ -9,6 +9,7 @@ interface ProductCardProps {
   description: string;
   href: string;
   index: number;
+  status?: '研发中' | '内测中' | '已发布';
 }
 
 interface ProductStyleConfig {
@@ -32,9 +33,16 @@ const defaultConfig: ProductStyleConfig = {
   icon: Database, accentColor: '#C41E3A', accentColorRgb: '196, 30, 58', glowStart: '#C41E3A', glowEnd: '#D97706',
 };
 
-export function ProductCard({ title, description, href, index }: ProductCardProps) {
+const statusConfig = {
+  '研发中': { bg: 'rgba(196, 30, 58, 0.08)', text: '#C41E3A', border: 'rgba(196, 30, 58, 0.15)' },
+  '内测中': { bg: 'rgba(217, 119, 6, 0.08)', text: '#D97706', border: 'rgba(217, 119, 6, 0.15)' },
+  '已发布': { bg: 'rgba(22, 163, 74, 0.08)', text: '#16A34A', border: 'rgba(22, 163, 74, 0.15)' },
+} as const;
+
+export function ProductCard({ title, description, href, index, status }: ProductCardProps) {
   const config = productConfig[index] ?? defaultConfig;
   const IconComponent = config.icon;
+  const statusStyle = status ? statusConfig[status] : null;
 
   return (
     <InkGlowCard
@@ -56,9 +64,23 @@ export function ProductCard({ title, description, href, index }: ProductCardProp
               strokeWidth={1.8}
             />
           </div>
-          <span className="text-xs font-mono tracking-widest text-[#A3A3A3]">
-            {String(index + 1).padStart(2, '0')}
-          </span>
+          <div className="flex items-center gap-2">
+            {status && statusStyle && (
+              <span
+                className="text-[10px] font-medium px-2 py-0.5 rounded-full border"
+                style={{
+                  backgroundColor: statusStyle.bg,
+                  color: statusStyle.text,
+                  borderColor: statusStyle.border,
+                }}
+              >
+                {status}
+              </span>
+            )}
+            <span className="text-xs font-mono tracking-widest text-[#A3A3A3]">
+              {String(index + 1).padStart(2, '0')}
+            </span>
+          </div>
         </div>
 
         <h3 className="text-lg font-semibold mb-2 leading-snug tracking-tight text-[#1C1C1C]">
@@ -70,7 +92,7 @@ export function ProductCard({ title, description, href, index }: ProductCardProp
         </p>
 
         <div className="flex items-center gap-1.5 text-sm font-medium text-[#A3A3A3] group-hover:text-[#C41E3A] transition-colors">
-          <span>了解详情</span>
+          <span>了解规划</span>
           <ArrowUpRight className="w-4 h-4" strokeWidth={2} />
         </div>
       </div>