@media (max-width:768px){.mobile-cta-float{position:fixed;bottom:80px;right:16px;z-index:9999;display:flex;flex-direction:column;gap:10px}.mobile-cta-btn{width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px rgba(0,0,0,.15);text-decoration:none}.mobile-cta-phone{background:linear-gradient(135deg,#0d9488,#14b8a6);color:#fff}.mobile-cta-wechat{background:linear-gradient(135deg,#10b981,#34d399);color:#fff}.mobile-cta-btn svg{width:28px;height:28px}body{font-size:15px;line-height:1.75}h1{font-size:1.5rem!important}h2{font-size:1.25rem!important}h3{font-size:1.1rem!important}.btn,.cta-btn{min-height:44px}input,select,textarea{font-size:16px!important;min-height:44px}}