.wechat-float{position:fixed;right:24px;bottom:24px;z-index:9999;cursor:pointer}
.wechat-float-btn{background:linear-gradient(135deg,#07C160,#00A85C);color:#fff;padding:14px 20px;border-radius:50px;font-size:14px;font-weight:600;box-shadow:0 8px 24px rgba(7,193,96,0.4);display:flex;align-items:center;gap:8px;transition:transform 0.2s}
.wechat-float-btn:hover{transform:translateY(-2px)}
.wechat-float-panel{position:absolute;bottom:60px;right:0;background:#fff;padding:16px;border-radius:12px;box-shadow:0 12px 32px rgba(0,0,0,0.3);display:none;text-align:center}
.wechat-float-panel.show{display:block}
.wechat-float-panel img{width:180px;height:180px;display:block}
.wechat-float-panel p{color:#333;font-size:13px;margin-top:8px;margin-bottom:0}
@media(max-width:768px){.wechat-float{right:16px;bottom:16px}.wechat-float-btn{padding:12px 16px;font-size:13px}}