feat(web): hero 主视觉换成真实室内实景照片

空气质量预测/源码/用户端/iapip-web/src/pages/landing/index.tsx

@@ -103,7 +103,7 @@ export default function Landing() {
             </div>
           </div>
           <div className="hero-visual">
-            <div className="img-ph hero-img">室内 / 装修实景照片</div>
+            <img className="hero-img" src="/iapip-web/images/hero-interior.jpg" alt="室内装修实景" style={{ objectFit: 'cover', display: 'block' }} />
             <div className="hero-badge"><b>6 项</b><span>污染物预测</span></div>
           </div>
         </div>