feat: 统一全站设计风格、导航组件与文案逻辑自洽性修复

- 新增 InkGlowCard 墨韵流光卡片组件，统一全站卡片交互风格
- 新增 PageNav 面包屑组件，统一全站页面导航
- 统一色彩体系、排版层级、间距节奏和动画风格
- 修复 CTA 区品牌名称错误（诺瓦隆→睿新致遠）
- 修复 ERP 产品卖点与年费制定价矛盾
- 导航下拉补充 SDS 和 OA 产品
- 统一全站数据指标为 12+年核心团队经验、6自研产品、10+团队成员
- 移除不可靠的 100%客户满意度和 30+行业专家指标
- 修复新闻时间线不合理问题，调整里程碑节奏
- 统一响应承诺为工作日快速响应
- 服务第4项重命名为行业方案实施，厘清概念
- 服务详情页效果数据改为定性描述
- 删除 cases 模块，精简代码库

src/app/(marketing)/news/[slug]/NewsDetailClient.tsx

@@ -3,11 +3,9 @@
 import { StaticLink } from '@/components/ui/static-link';
 import { Button } from '@/components/ui/button';
 import { Badge } from '@/components/ui/badge';
-import { BackButton } from '@/components/ui/back-button';
-import { Calendar, ArrowLeft } from 'lucide-react';
+import { PageNav } from '@/components/layout/page-nav';
+import { Calendar, ArrowLeft, Newspaper } from 'lucide-react';
 import { motion } from 'framer-motion';
-import { useInView } from 'framer-motion';
-import { useRef } from 'react';
 import { NEWS } from '@/lib/constants';
 
 interface NewsDetailClientProps {
@@ -15,45 +13,48 @@ interface NewsDetailClientProps {
 }
 
 export function NewsDetailClient({ news }: NewsDetailClientProps) {
-  const contentRef = useRef(null);
-  const isContentInView = useInView(contentRef, { once: true, margin: '-100px' });
-
   const relatedNews = NEWS
     .filter((n) => n.id !== news.id && n.category === news.category)
     .slice(0, 3);
 
   return (
     <div className="min-h-screen bg-white">
-      <div className="relative overflow-hidden bg-linear-to-b from-[#FAFAFA] to-white">
-        <div className="container-wide relative z-10 pt-32 pb-20">
-          <BackButton />
-          <div className="max-w-4xl">
-            <div className="inline-block px-4 py-2 bg-[#C41E3A]/10 rounded-full text-[#C41E3A] text-sm mb-6">
+      <section className="pt-32 pb-12">
+        <div className="container-wide">
+          <PageNav items={[{ label: '新闻动态', href: '/news' }, { label: news.title }]} />
+          <motion.div
+            initial={{ opacity: 0, y: 20 }}
+            animate={{ opacity: 1, y: 0 }}
+            transition={{ duration: 0.5 }}
+            className="max-w-4xl mt-6"
+          >
+            <Badge className="mb-4 bg-[#C41E3A]/10 text-[#C41E3A] hover:bg-[#C41E3A]/20 border-0">
               {news.category}
-            </div>
-            <h1 className="text-4xl md:text-5xl font-bold text-[#1C1C1C] mb-6">
+            </Badge>
+            <h1 className="text-3xl sm:text-4xl lg:text-5xl font-bold text-[#1C1C1C] mb-4 tracking-tight">
               {news.title}
             </h1>
-            <div className="flex items-center gap-6 text-[#5C5C5C]">
-              <div className="flex items-center gap-2">
-                <Calendar className="w-5 h-5" />
+            <div className="flex items-center gap-4 text-[#595959] text-sm">
+              <div className="flex items-center gap-1.5">
+                <Calendar className="w-4 h-4" />
                 {news.date}
               </div>
             </div>
-          </div>
+          </motion.div>
         </div>
-      </div>
+      </section>
 
-      <div className="container-wide relative z-10 py-16" ref={contentRef}>
-        <motion.div
-          initial={{ opacity: 0, y: 20 }}
-          animate={isContentInView ? { opacity: 1, y: 0 } : {}}
-          transition={{ duration: 0.6 }}
-          className="max-w-4xl"
-        >
-          <article className="prose prose-lg max-w-none">
+      <section className="pb-16">
+        <div className="container-wide">
+          <motion.div
+            initial={{ opacity: 0, y: 20 }}
+            whileInView={{ opacity: 1, y: 0 }}
+            viewport={{ once: true }}
+            transition={{ duration: 0.5 }}
+            className="max-w-4xl"
+          >
             {news.image ? (
-              <div className="aspect-video rounded-lg overflow-hidden mb-8">
+              <div className="aspect-video rounded-xl overflow-hidden mb-8">
                 <img
                   src={news.image}
                   alt={news.title}
@@ -61,73 +62,69 @@ export function NewsDetailClient({ news }: NewsDetailClientProps) {
                 />
               </div>
             ) : (
-              <div className="aspect-video bg-linear-to-br from-[#C41E3A]/10 to-[#1C1C1C]/10 rounded-lg mb-8 flex items-center justify-center">
-                <span className="text-6xl">📰</span>
+              <div className="aspect-video bg-gradient-to-br from-[#FEF2F4] to-[#F5F5F5] rounded-xl mb-8 flex items-center justify-center">
+                <Newspaper className="w-16 h-16 text-[#C41E3A]/30" />
               </div>
             )}
-            
-            <p className="text-xl text-[#5C5C5C] leading-relaxed mb-8 border-l-4 border-[#C41E3A] pl-6">
-              {news.excerpt}
-            </p>
+
+            <div className="border-l-4 border-[#C41E3A] pl-6 mb-8">
+              <p className="text-lg text-[#595959] leading-relaxed">
+                {news.excerpt}
+              </p>
+            </div>
 
             <div className="text-[#1C1C1C] leading-relaxed whitespace-pre-line">
               {news.content}
             </div>
-          </article>
 
-          {relatedNews.length > 0 && (
-            <div className="mt-16 pt-16 border-t border-[#E5E5E5]">
-              <h2 className="text-2xl font-bold text-[#1C1C1C] mb-8">
-                相关新闻
-              </h2>
-              <div className="grid md:grid-cols-3 gap-6">
-                {relatedNews.map((related) => (
-                  <StaticLink key={related.id} href={`/news/${related.id}`}>
-                    <div className="group cursor-pointer">
-                      <div className="aspect-video rounded-lg mb-4 overflow-hidden group-hover:shadow-lg transition-shadow">
-                        {related.image ? (
-                          <img
-                            src={related.image}
-                            alt={related.title}
-                            className="w-full h-full object-cover"
-                          />
-                        ) : (
-                          <div className="w-full h-full bg-linear-to-br from-[#C41E3A]/10 to-[#1C1C1C]/10 flex items-center justify-center">
-                            <span className="text-4xl">📰</span>
-                          </div>
-                        )}
+            {relatedNews.length > 0 && (
+              <div className="mt-16 pt-12 border-t border-[#E5E5E5]">
+                <h2 className="text-2xl font-bold text-[#1C1C1C] mb-8">相关新闻</h2>
+                <div className="grid md:grid-cols-3 gap-6">
+                  {relatedNews.map((related) => (
+                    <StaticLink key={related.id} href={`/news/${related.id}`}>
+                      <div className="group cursor-pointer">
+                        <div className="aspect-video rounded-lg mb-4 overflow-hidden">
+                          {related.image ? (
+                            <img
+                              src={related.image}
+                              alt={related.title}
+                              className="w-full h-full object-cover group-hover:scale-105 transition-transform duration-300"
+                            />
+                          ) : (
+                            <div className="w-full h-full bg-gradient-to-br from-[#FEF2F4] to-[#F5F5F5] flex items-center justify-center">
+                              <Newspaper className="w-8 h-8 text-[#C41E3A]/30" />
+                            </div>
+                          )}
+                        </div>
+                        <Badge variant="secondary" className="mb-2 text-xs">{related.category}</Badge>
+                        <h3 className="text-base font-semibold text-[#1C1C1C] mb-1 line-clamp-2 group-hover:text-[#C41E3A] transition-colors">
+                          {related.title}
+                        </h3>
+                        <p className="text-sm text-[#595959] line-clamp-2">{related.excerpt}</p>
                       </div>
-                      <Badge variant="secondary" className="mb-2">
-                        {related.category}
-                      </Badge>
-                      <h3 className="text-lg font-semibold text-[#1C1C1C] mb-2 line-clamp-2 group-hover:text-[#C41E3A] transition-colors">
-                        {related.title}
-                      </h3>
-                      <p className="text-sm text-[#5C5C5C] line-clamp-2">
-                        {related.excerpt}
-                      </p>
-                    </div>
-                  </StaticLink>
-                ))}
+                    </StaticLink>
+                  ))}
+                </div>
               </div>
-            </div>
-          )}
+            )}
 
-          <div className="mt-16 flex justify-center gap-4">
-            <StaticLink href="/news">
-              <Button variant="outline" size="lg">
-                <ArrowLeft className="w-4 h-4 mr-2" />
-                返回新闻列表
-              </Button>
-            </StaticLink>
-            <StaticLink href="/contact">
-              <Button size="lg" className="bg-[#C41E3A] hover:bg-[#A01830] text-white">
-                联系我们
-              </Button>
-            </StaticLink>
-          </div>
-        </motion.div>
-      </div>
+            <div className="mt-12 flex justify-center gap-4">
+              <StaticLink href="/news">
+                <Button variant="outline" size="lg">
+                  <ArrowLeft className="w-4 h-4 mr-2" />
+                  返回新闻列表
+                </Button>
+              </StaticLink>
+              <StaticLink href="/contact">
+                <Button size="lg" className="bg-[#C41E3A] hover:bg-[#A01830] text-white">
+                  联系我们
+                </Button>
+              </StaticLink>
+            </div>
+          </motion.div>
+        </div>
+      </section>
     </div>
   );
 }