#about-app-page .hero h2{font-size:2.2rem;margin-bottom:10px;font-weight:700;color:#fff;text-align:center}#about-app-page{background-color:#f4f9fc}#about-app-page .hero{background-color:#0e7db6;color:#fff;padding:60px 20px;border-radius:0 0 30px 30px}#about-app-page .hero p{font-size:1.2rem;max-width:600px;margin:0 auto 30px;opacity:.9;text-align:center;color:#fff}#about-app-page .download-section{display:flex;justify-content:center;align-items:center;gap:50px;flex-wrap:wrap;margin-top:40px}#about-app-page .qr-code-container{background:white;padding:20px;border-radius:15px;box-shadow:0 10px 25px #0000001a;text-align:center}#about-app-page .qr-code-container h3{font-size:18px;line-height:30px;text-align:center;color:#333;margin-bottom:15px}#about-app-page .qr-code{width:180px;height:180px;background-color:#eee;background-image:url(xiazai.png);background-size:cover;border:5px solid white}#about-app-page .download-button{display:inline-flex;align-items:center;gap:10px;padding:12px 25px;background:rgba(255,255,255,.2);color:#fff;text-decoration:none;border-radius:50px;font-size:1.1rem;font-weight:600;transition:background .3s,transform .2s;border:2px solid transparent}#about-app-page .download-button:hover{background:rgba(255,255,255,.3);transform:translateY(-3px)}#about-app-page .container{max-width:1100px;margin:0 auto;padding:20px}#about-app-page .container .privacy{width:184px;font-size:30px;display:block;margin:0 auto;text-align:center;text-decoration:underline}#about-app-page .features{padding:80px 0}#about-app-page .section-title{text-align:center;font-size:2.5rem;margin-bottom:50px;color:#333}#about-app-page .features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(335px,1fr));justify-content:center;grid-column-gap:30px;grid-row-gap:30px}#about-app-page .feature-card{background-color:#fff;padding:30px;border-radius:15px;box-shadow:0 5px 15px #0000000d;text-align:center;transition:transform .3s,box-shadow .3s}#about-app-page .feature-card:hover{transform:translateY(-10px);box-shadow:0 15px 30px #0000001a}#about-app-page .download-button img{width:24px;height:24px}#about-app-page .feature-icon{height:70px;-o-object-fit:contain;object-fit:contain;-o-object-position:center center;object-position:center center;margin:0 auto 20px}#about-app-page .feature-card h3{font-size:1.5rem;margin-bottom:10px;color:#00a8e8;text-align:center}#about-app-page .feature-card p{font-size:1rem;line-height:26px;min-height:52px;margin-bottom:10px;color:#333;text-align:center}@media (min-width: 768px){#about-app-page .hero h2{font-size:2.8rem}}